/* roulang page: index */
:root {
  --bg: #F4F5F1;
  --surface: #FFFFFF;
  --ink: #15251F;
  --ink-2: #43554D;
  --ink-3: #74837B;
  --line: rgba(21, 37, 31, 0.10);
  --primary: #21463B;
  --primary-deep: #18332B;
  --primary-soft: #E8EDE8;
  --accent: #C5A45C;
  --accent-light: #E6D3A7;
  --radius: 4px;
  --shadow: 0 1px 1px rgba(0,0,0,0.03), 0 12px 30px rgba(21,37,31,0.05);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-cn: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color 0.4s var(--ease); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; color: inherit; }
button { cursor: pointer; background: none; border: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.container {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}
.container--narrow { width: min(880px, calc(100% - 48px)); margin-inline: auto; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: 72px;
  background: rgba(244, 245, 241, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.86);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 20px rgba(21, 37, 31, 0.04);
}
.header-inner {
  max-width: 1280px;
  margin-inline: auto;
  height: 100%;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.logo {
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  flex-shrink: 0;
}
.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.logo-icon::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  transform: translate(2px, -1px);
}
.main-nav {
  margin-left: 20px;
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.main-nav a {
  position: relative;
  padding: 8px 16px;
  font-size: 0.95rem;
  color: var(--ink-2);
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
}
.main-nav a:hover { color: var(--ink); }
.main-nav a.active { color: var(--ink); font-weight: 600; }
.main-nav a.active::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}
.main-nav a.active::before {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: -4px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}
.nav-toggle {
  display: none;
}
.header-cta {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--primary);
  padding: 8px 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease);
  flex-shrink: 0;
}
.header-cta:hover { border-bottom-color: var(--primary); }
.header-cta .arrow { font-size: 1.1rem; transition: transform 0.4s var(--ease); }
.header-cta:hover .arrow { transform: translateX(4px); }
.header-divider {
  width: 1px;
  height: 18px;
  background: var(--line);
  margin-inline: 6px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  background: var(--bg);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 62%;
  background: linear-gradient(to top, var(--bg) 4%, rgba(244, 245, 241, 0.72) 34%, transparent 100%);
}
.hero-grid-line {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 90px 90px;
  opacity: 0.35;
  -webkit-mask-image: linear-gradient(to right, transparent 10%, #000 55%, transparent 90%);
  mask-image: linear-gradient(to right, transparent 10%, #000 55%, transparent 90%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 120px 0 72px;
  width: 100%;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--primary);
  margin-bottom: 22px;
}
.hero-eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--accent);
}
.hero-content h1 {
  max-width: 880px;
  font-size: clamp(2.6rem, 5.4vw, 4.9rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--ink);
  text-wrap: balance;
}
.hero-content h1 .highlight {
  color: var(--primary);
  position: relative;
  white-space: nowrap;
}
.hero-content h1 .highlight::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.08em;
  height: 0.18em;
  background: rgba(197, 164, 92, 0.32);
  z-index: -1;
}
.hero-sub {
  max-width: 620px;
  margin-top: 28px;
  font-size: 1.08rem;
  line-height: 1.9;
  color: var(--ink-2);
}
.hero-sub strong { color: var(--ink); font-weight: 600; }
.hero-actions {
  margin-top: 38px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 3px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  box-shadow: 0 1px 1px rgba(21,37,31,0.03), 0 8px 18px rgba(21,37,31,0.06);
  transition: all 0.4s var(--ease);
}
.btn-primary {
  background: var(--primary);
  color: #f7f6f1;
}
.btn-primary:hover {
  background: var(--primary-deep);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(33, 70, 59, 0.28);
}
.btn-primary .arrow { transition: transform 0.4s var(--ease); }
.btn-primary:hover .arrow { transform: translateX(4px); }
.btn-text {
  background: transparent;
  color: var(--primary);
  box-shadow: none;
  padding: 10px 4px;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}
.btn-text:hover { border-bottom-color: var(--primary); }
.btn-text .arrow { transition: transform 0.4s var(--ease); }
.btn-text:hover .arrow { transform: translateX(3px); }
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 64px;
  border-top: 1px solid var(--line);
  padding-top: 32px;
}
.hero-metric {
  padding-right: 28px;
  position: relative;
}
.hero-metric:not(:first-child)::before {
  content: "";
  position: absolute;
  left: -14px;
  top: 2px;
  bottom: 2px;
  width: 1px;
  background: var(--line);
}
.hero-metric strong {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 3vw, 3rem);
  font-weight: 500;
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.hero-metric strong span {
  color: var(--accent);
  font-size: 0.6em;
  letter-spacing: 0;
}
.hero-metric p {
  font-size: 0.8rem;
  color: var(--ink-3);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 10px;
}

/* ---------- Section base ---------- */
.section { padding: var(--spacer) 0; }
.section--primary { background: var(--primary); color: #edece6; }
.section--paper { background: var(--bg); }
.section--white { background: var(--surface); }
.section-head { margin-bottom: 56px; }
.section-head.two-col { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; }
.sec-tag {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--accent);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.sec-tag::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}
.section--primary .sec-tag { color: var(--accent-light); }
.sec-title {
  font-size: clamp(1.5rem, 2vw, 2.1rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-wrap: balance;
}
.section--primary .sec-title { color: #f5f1e8; }
.sec-body { font-size: 1.02rem; color: var(--ink-2); }
.section--primary .sec-body { color: rgba(237, 236, 231, 0.7); }
.sec-more {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  border-bottom: 1px solid var(--line);
  padding-bottom: 4px;
}
.sec-more:hover { border-bottom-color: var(--primary); }
.sec-more .arrow { font-size: 1rem; transition: transform 0.4s var(--ease); }
.sec-more:hover .arrow { transform: translateX(3px); }

/* ---------- Dashboard band ---------- */
.dashboard {
  background: var(--primary);
  color: #efece6;
  border-radius: 0;
  padding: 64px 0;
}
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}
.dash-subhead {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}
.dash-title {
  font-size: clamp(1.6rem, 2.2vw, 2.4rem);
  font-weight: 500;
  color: #f3efe7;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.dash-desc {
  margin-top: 18px;
  color: rgba(237, 236, 231, 0.68);
  font-size: 0.95rem;
}
.dash-numbers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.dash-number {
  padding: 22px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.dash-number strong {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 3.4vw, 4rem);
  font-weight: 500;
  color: #ffffff;
  letter-spacing: -0.03em;
  display: flex;
  align-items: baseline;
  line-height: 1;
}
.dash-number strong em {
  font-style: normal;
  font-size: 0.52em;
  color: var(--accent);
  margin-left: 6px;
}
.dash-number p {
  font-size: 0.9rem;
  color: rgba(237, 236, 231, 0.64);
  margin-top: 12px;
}
.dash-foot {
  grid-column: 1 / -1;
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 48px;
}
.dash-foot p {
  font-size: 0.9rem;
  color: rgba(237, 236, 231, 0.72);
  display: flex;
  align-items: center;
  gap: 8px;
}
.dash-foot p::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
}

/* ---------- Services ---------- */
.services-list {
  border-top: 1px solid var(--line);
}
.service-row {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr 0.55fr;
  gap: 36px;
  align-items: center;
  padding: 50px 0 40px;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s var(--ease);
}
.service-row:hover { background: rgba(255, 255, 255, 0.6); }
.service-no {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 14px;
}
.service-no::after {
  content: "";
  width: 30px;
  height: 1px;
  background: var(--accent);
  transition: width 0.4s var(--ease);
}
.service-row:hover .service-no::after { width: 46px; }
.service-name { font-size: 1.3rem; font-weight: 600; color: var(--ink); margin-bottom: 10px; display: flex; align-items: center; gap: 12px; }
.service-name .arrow { color: var(--accent); opacity: 0; transform: translateX(-10px); transition: all 0.4s var(--ease); }
.service-row:hover .service-name .arrow { opacity: 1; transform: translateX(0); }
.service-desc { color: var(--ink-2); font-size: 0.98rem; line-height: 1.8; max-width: 640px; }
.service-info { padding-right: 16px; }
.service-pic {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--primary-soft);
  border: 1px solid var(--line);
  transition: border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.service-pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.service-row:hover .service-pic img { transform: scale(1.03); }
.service-row:hover .service-pic { border-color: var(--accent); box-shadow: var(--shadow); }
.service-link {
  grid-column: 3;
  text-align: right;
}
.service-link a {
  font-size: 0.85rem;
  color: var(--ink-3);
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}
.service-link a:hover { color: var(--primary); border-bottom-color: var(--primary); }

/* ---------- News / CMS ---------- */
.news-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 56px;
}
.news-feature {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.news-feature:hover { border-color: var(--accent); transform: translateY(-2px); }
.news-feature__media {
  display: block;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--primary-soft);
}
.news-feature__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.news-feature:hover .news-feature__media img { transform: scale(1.04); }
.news-feature__body { padding: 28px 30px 30px; }
.news-feature__meta { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: 0.76rem;
  color: var(--primary);
  border: 1px solid var(--line);
  border-radius: 100px;
  background: var(--surface);
  letter-spacing: 0.04em;
}
.tag--gold { color: #8f7021; border-color: rgba(197, 164, 92, 0.4); background: rgba(197, 164, 92, 0.05); }
.news-feature time, .news-row time { font-size: 0.76rem; color: var(--ink-3); }
.news-feature h3 { margin-top: 6px; font-size: clamp(1.2rem, 1.8vw, 1.6rem); line-height: 1.5; }
.news-feature h3 a { color: var(--ink); }
.news-feature h3 a:hover { color: var(--primary); }
.news-feature p {
  margin-top: 12px;
  color: var(--ink-2);
  font-size: 0.94rem;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-list { display: flex; flex-direction: column; justify-content: space-between; }
.news-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: baseline;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s var(--ease);
}
.news-row:hover { background: rgba(255, 255, 255, 0.62); }
.news-row__no {
  font-family: var(--font-serif);
  font-size: 0.82rem;
  color: var(--accent);
  letter-spacing: 0.08em;
}
.news-row__content { min-width: 0; }
.news-row__content strong {
  display: block;
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.3s var(--ease);
}
.news-row:hover .news-row__content strong { color: var(--primary); }
.news-row__meta { display: flex; align-items: center; gap: 12px; margin-top: 8px; }
.news-row__meta span { font-size: 0.76rem; color: var(--ink-3); }
.news-row__arrow { color: var(--ink-3); font-size: 1.05rem; opacity: 0; transform: translateX(-6px); transition: all 0.4s var(--ease); }
.news-row:hover .news-row__arrow { opacity: 1; transform: translateX(0); color: var(--accent); }
.news-empty {
  grid-column: 1 / -1;
  border: 1px dashed rgba(21, 37, 31, 0.18);
  background: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius);
  padding: 60px 32px;
  text-align: center;
  color: var(--ink-3);
  font-size: 0.95rem;
}

/* ---------- Compare ---------- */
.compare-section { background: var(--bg); }
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 32px 1fr;
  gap: 0;
}
.compare-panel { padding: 44px 44px 48px; background: var(--surface); border: 1px solid var(--line); }
.compare-panel--old { border-radius: var(--radius) 0 0 var(--radius); }
.compare-panel--new { border-radius: 0 var(--radius) var(--radius) 0; border-left: none; position: relative; }
.compare-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 28px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.compare-panel--old .compare-label { color: var(--ink-3); }
.compare-panel--new .compare-label { color: var(--accent); }
.compare-panel li {
  padding: 18px 0;
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.compare-panel--old li { color: #8a8f8b; }
.compare-panel--new li { color: var(--ink-2); }
.compare-panel li::before {
  content: "—";
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}
.compare-panel--old li::before { color: var(--line); content: "×"; }
.compare-panel--new li::before { content: "○"; font-size: 0.72rem; transform: translateY(4px); }
.compare-panel li:last-child { border-bottom: none; }
.compare-line {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}
.compare-line::before {
  content: "";
  width: 1px;
  height: 100%;
  background: var(--line);
  position: absolute;
  left: 50%;
  top: 0;
}
.compare-line .arrow {
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  position: relative;
  z-index: 2;
}
.compare-footnote {
  max-width: 800px;
  margin: 40px auto 0;
  color: var(--ink-3);
  font-size: 0.88rem;
  text-align: center;
}

/* ---------- FAQ ---------- */
.faq-wrap { width: min(800px, 100%); margin-inline: auto; border-bottom: 1px solid var(--line); }
.faq-item { border-top: 1px solid var(--line); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 4px 24px;
  text-align: left;
  font-size: 1.04rem;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.3s var(--ease);
}
.faq-q:hover { color: var(--primary); }
.faq-icon {
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
  transition: all 0.4s var(--ease);
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  background: var(--primary);
  transition: transform 0.4s var(--ease);
}
.faq-icon::before { width: 10px; height: 1.5px; }
.faq-icon::after { width: 1.5px; height: 10px; }
.faq-item.active .faq-icon::after { transform: rotate(90deg); transform: scaleY(0); }
.faq-a {
  display: none;
  padding: 0 4px 26px;
  max-width: 720px;
  color: var(--ink-2);
  font-size: 0.97rem;
  line-height: 1.95;
}
.faq-item.active .faq-a { display: block; animation: faqOpen 0.4s var(--ease); }
@keyframes faqOpen {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.faq-help {
  text-align: center;
  margin-top: 36px;
  font-size: 0.92rem;
  color: var(--ink-2);
}
.faq-help a {
  color: #937731;
  border-bottom: 1px solid rgba(197, 164, 92, 0.4);
  font-weight: 600;
  padding-bottom: 1px;
}
.faq-help a:hover { border-bottom-color: var(--accent); }

/* ---------- CTA form ---------- */
.cta-zone {
  background: var(--primary);
  color: #f4f1ea;
  border-radius: 6px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 5fr 7fr;
}
.cta-info { padding: 64px 52px; }
.cta-title { font-size: clamp(1.7rem, 2.6vw, 2.4rem); font-weight: 500; line-height: 1.35; color: #f4f1e8; margin-top: 4px; }
.cta-info .sec-tag { margin-bottom: 16px; }
.cta-points { margin-top: 28px; display: grid; gap: 12px; }
.cta-points li {
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(244, 241, 234, 0.75);
}
.cta-points li::before {
  content: "";
  width: 6px;
  height: 6px;
  border: 1px solid var(--accent);
  transform: rotate(45deg);
  flex-shrink: 0;
}
.cta-form-wrap {
  background: var(--bg);
  padding: 46px 40px 52px;
  border-radius: 6px 0 0 6px;
  color: var(--ink);
}
.cta-form-wrap .form-title { font-size: 1.08rem; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
.cta-form-wrap .form-subtitle { font-size: 0.85rem; color: var(--ink-2); margin-bottom: 26px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 0.8rem; letter-spacing: 0.02em; color: var(--ink-2); }
.field input, .field select, .field textarea {
  min-height: 48px;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 10px 14px;
  border-radius: 3px;
  font-size: 0.94rem;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.field textarea { min-height: 100px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(33, 70, 59, 0.08);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(67, 85, 77, 0.4); }
.form-submit {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 6px;
}
.form-submit .btn-primary { min-width: 180px; }
.privacy-note {
  font-size: 0.76rem;
  color: var(--ink-3);
  line-height: 1.6;
}
.form-success {
  display: none;
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(33, 70, 59, 0.08);
  border-left: 2px solid var(--primary);
  color: var(--primary);
  border-radius: 2px;
  font-size: 0.9rem;
}
.form-success.visible { display: block; }

/* ---------- Footer ---------- */
.footer-primary {
  background: var(--primary-deep);
  color: #eae9e3;
  padding: 72px 0 60px;
}
.footer-primary__grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 80px; align-items: end; }
.footer-brand { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 700; letter-spacing: -0.03em; color: #ffffff; display: flex; align-items: center; gap: 14px; }
.footer-brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.footer-about { margin-top: 14px; max-width: 560px; color: rgba(234, 233, 227, 0.58); font-size: 0.95rem; }
.footer-tags { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.footer-tags span { border: 1px solid rgba(255, 255, 255, 0.18); color: rgba(234, 233, 227, 0.72); padding: 4px 14px; border-radius: 100px; font-size: 0.82rem; }
.footer-contact { text-align: right; }
.footer-contact a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 1.02rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(197, 164, 92, 0.5);
  padding-bottom: 4px;
  transition: border-color 0.3s var(--ease);
}
.footer-contact a:hover { border-bottom-color: var(--accent); }
.footer-contact p { margin-top: 12px; font-size: 0.84rem; color: rgba(234, 233, 227, 0.48); }
.footer-bottom {
  background: var(--bg);
  border-top: none;
}
.footer-bottom__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
}
.footer-nav { display: flex; gap: 6px; flex-wrap: wrap; }
.footer-nav a { color: var(--ink-2); font-size: 0.86rem; padding: 6px 10px; }
.footer-nav a:hover { color: var(--ink); }
.footer-meta-left { color: var(--ink-3); font-size: 0.84rem; display: flex; gap: 16px; align-items: center; }
.footer-copy {
  border-top: 1px solid var(--line);
  padding: 16px 0;
}
.footer-copy__inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--ink-3);
  font-size: 0.76rem;
}

/* ---------- Page specific ---------- */
.page-hero { padding: 160px 0 80px; background: var(--bg); border-bottom: 1px solid var(--line); }
.page-hero .eyebrow { font-size: 0.82rem; font-weight: 700; letter-spacing: 0.2em; color: var(--accent); }
.page-hero h1 { font-size: clamp(2.1rem, 3.5vw, 3.2rem); font-weight: 600; line-height: 1.15; letter-spacing: -0.02em; margin-top: 16px; color: var(--ink); }
.page-hero p { max-width: 640px; margin-top: 18px; color: var(--ink-2); font-size: 1.02rem; line-height: 2; }

/* ---------- Actions ---------- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding: 0 24px 24px;
  z-index: 999;
  box-shadow: 0 24px 40px rgba(21, 37, 31, 0.08);
}
.mobile-nav.open { display: block; animation: slideDown 0.35s var(--ease); }
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
.mobile-nav a {
  display: block;
  padding: 15px 8px;
  color: var(--ink-2);
  font-size: 1rem;
  border-bottom: 1px solid var(--line);
  font-weight: 500;
}
.mobile-nav a.active { color: var(--primary); }
.mobile-nav a:last-child { border-bottom: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .dashboard-grid { grid-template-columns: 1fr; gap: 40px; }
  .cta-zone { grid-template-columns: 1fr; }
  .cta-form-wrap { border-radius: 0; }
  .cta-info { padding: 52px 40px 36px; }
  .service-row { grid-template-columns: 1fr 1fr; gap: 28px; }
  .service-info { padding-right: 0; }
  .service-pic { grid-column: 1 / -1; grid-row: auto; max-width: 500px; }
  .service-link { grid-column: auto; text-align: left; margin-top: -12px; }
}
@media (max-width: 960px) {
  .main-nav { display: none; }
  .header-divider { display: none; }
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 42px;
    height: 42px;
    margin-left: auto;
    align-items: center;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 3px;
  }
  .nav-toggle span {
    display: block;
    width: 18px;
    height: 1.5px;
    background: var(--ink);
    transition: all 0.3s var(--ease);
  }
  .nav-toggle.active span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: translateY(-4px) rotate(-45deg); }
  .header-cta { display: none; }
  .hero { min-height: min(100vh, 720px); }
  .hero-metrics { grid-template-columns: repeat(2, 1fr); gap: 20px 0; }
  .hero-metric:nth-child(2)::before { display: none; }
  .hero-metric:nth-child(3)::before, .hero-metric:nth-child(4)::before { top: -20px; left: 0; }
  .hero-metric:nth-child(3)::before, .hero-metric:nth-child(4)::before { content: none; }
  .hero-metric:nth-child(3) { border-top: 1px solid var(--line); padding-top: 20px; }
  .hero-metric:nth-child(4) { border-top: 1px solid var(--line); padding-top: 20px; }
  .news-grid { grid-template-columns: 1fr; gap: 36px; }
  .news-list { gap: 0; }
  .compare-grid { grid-template-columns: 1fr; }
  .compare-line { flex-direction: row; height: 44px; }
  .compare-line::before { width: 100%; height: 1px; left: 0; top: 50%; }
  .compare-panel--old { border-radius: var(--radius) var(--radius) 0 0; }
  .compare-panel--new { border-radius: 0 0 var(--radius) var(--radius); border-left: 1px solid var(--line); border-top: none; }
  .footer-primary__grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-contact { text-align: left; }
}
@media (max-width: 760px) {
  .container { width: calc(100% - 32px); }
  .hero-content { padding-top: 140px; }
  .hero-content h1 { font-size: clamp(2.2rem, 8vw, 3rem); }
  .hero-actions .btn { width: calc(50% - 8px); padding-inline: 16px; }
  .hero-metrics { grid-template-columns: 1fr 1fr; gap: 12px; }
  .hero-metric { padding-right: 12px; }
  .hero-metric strong { font-size: 2rem; }
  .services-list { border-top: 1px solid var(--line); }
  .service-row { grid-template-columns: 1fr; gap: 20px; padding: 36px 0 30px; }
  .service-no { margin-bottom: 4px; }
  .service-pic { grid-row: auto; order: 2; max-width: 100%; }
  .service-info { order: 1; }
  .service-link { order: 3; }
  .service-link a { font-size: 0.9rem; }
  .dash-title { font-size: 1.5rem; }
  .cta-form-wrap { padding: 36px 24px 42px; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: 1; }
  .compare-panel { padding: 32px 22px; }
  .compare-panel li { font-size: 0.92rem; }
  .footer-bottom__inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-nav { width: 100%; }
}
@media (max-width: 480px) {
  .hero-actions .btn { width: 100%; }
  .hero-content h1 { font-size: 2.2rem; line-height: 1.2; }
  .hero-content .hero-sub { font-size: 0.95rem; }
  .hero-metrics { grid-template-columns: 1fr; border-top: none; padding-top: 6px; }
  .hero-metric { padding-top: 20px; border-top: 1px solid var(--line); }
  .hero-metric::before { display: none; }
  .dashboard-grid { gap: 24px; }
  .dash-numbers { grid-template-columns: 1fr; }
  .dash-number { padding: 18px 0; }
  .service-name { font-size: 1.2rem; }
  .section-title, .sec-title { font-size: 1.45rem; }
  .news-feature__body { padding: 22px 18px 24px; }
  .form-submit .btn-primary { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* roulang page: article */
:root{
  --bg:#F4F5F1;
  --surface:#FFFFFF;
  --surface-2:#EDF0EC;
  --ink:#15251F;
  --ink-2:#43554D;
  --line:rgba(21,37,31,.10);
  --primary:#21463B;
  --primary-deep:#18332B;
  --accent:#C5A45C;
  --accent-light:rgba(197,164,92,.16);
  --radius:4px;
  --header-h:72px;
  --container:1200px;
  --ease:cubic-bezier(.22,1,.36,1);
  --shadow:0 1px 1px rgba(0,0,0,.03), 0 12px 30px rgba(21,37,31,.04);
}
*,*::before,*::after{box-sizing:border-box}
html,body{padding:0;margin:0}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;}
.section-pad{padding-top:clamp(72px,9vw,120px);padding-bottom:clamp(72px,9vw,120px);}
.eyebrow{
  font-size:12px;
  letter-spacing:.18em;
  font-weight:600;
  color:var(--accent);
  text-transform:uppercase;
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--accent);}
.section-head{max-width:760px;margin-bottom:clamp(38px,5vw,68px);}
.section-head h2{font-size:clamp(1.5rem,2vw,2.1rem);font-weight:500;line-height:1.28;letter-spacing:-.02em;color:var(--ink);}
.section-head p{margin-top:18px;color:var(--ink-2);font-size:16px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head--center .eyebrow{justify-content:center;}
.section-head--center .eyebrow::before{display:none;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 28px;
  border:1px solid transparent;
  border-radius:var(--radius);
  font-size:15px;
  font-weight:500;
  transition:all .28s var(--ease);
  cursor:pointer;
  outline:none;
  background:transparent;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-deep);color:#fff;}
.btn-primary:hover .arrow{transform:translateX(4px);}
.btn-ghost{border-color:var(--line);color:var(--ink);background:var(--surface);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.btn .arrow{display:inline-block;transition:transform .28s var(--ease);}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}

/* ———— Header ———— */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  height:var(--header-h);
  background:rgba(244,245,241,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background .35s, border-color .35s, box-shadow .35s;
}
.site-header.scrolled{
  background:rgba(255,255,255,.92);
  border-bottom-color:var(--line);
  box-shadow:0 1px 1px rgba(0,0,0,.02);
}
.header-inner{
  max-width:var(--container);
  height:var(--header-h);
  margin:0 auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  gap:34px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:11px;
  font-size:20px;
  font-weight:600;
  color:var(--ink);
  letter-spacing:-.02em;
  white-space:nowrap;
}
.logo-icon{
  width:22px;height:22px;
  border-radius:50%;
  border:2px solid var(--primary);
  position:relative;
  display:inline-block;
}
.logo-icon::after{
  content:"";
  position:absolute;
  top:50%;left:50%;
  width:16px;height:1px;
  background:var(--accent);
  transform:translate(-50%,-50%) rotate(-45deg);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:32px;
  flex:1;
}
.main-nav a{
  font-size:14px;
  color:var(--ink-2);
  line-height:var(--header-h);
  position:relative;
  transition:color .25s var(--ease);
  white-space:nowrap;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a.active{color:var(--ink);}
.main-nav a.active::after{
  content:"";
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  bottom:15px;
  width:18px;height:2px;
  background:var(--accent);
}
.main-nav a.active::before{
  content:"";
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  top:8px;
  width:4px;height:4px;
  border-radius:50%;
  background:var(--accent);
}
.header-divider{width:1px;height:20px;background:var(--line);flex-shrink:0;}
.header-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:500;
  color:var(--ink);
  white-space:nowrap;
  transition:color .2s;
}
.header-cta:hover{color:var(--primary);}
.header-cta .arrow{font-size:16px;transition:transform .25s var(--ease);}
.header-cta:hover .arrow{transform:translateX(4px);}
.nav-toggle{display:none;width:40px;height:40px;border:0;background:transparent;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;height:2px;margin:4px 0;background:var(--ink);transition:transform .3s,opacity .3s;}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ———— 页面首屏 ———— */
.page-lead{
  padding-top:calc(var(--header-h) + clamp(56px,7vw,90px));
  padding-bottom:clamp(50px,6vw,80px);
  background:
    linear-gradient(to bottom, rgba(255,255,255,0) 72%, var(--bg) 100%),
    var(--bg);
  border-bottom:1px solid var(--line);
  position:relative;
}
.page-lead::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:84px 84px;
  opacity:.34;
  pointer-events:none;
}
.lead-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:clamp(40px,6vw,86px);
  align-items:center;
}
.lead-title{
  font-size:clamp(2.1rem,3.5vw,3.2rem);
  font-weight:600;
  line-height:1.12;
  letter-spacing:-.035em;
  margin:0 0 20px;
  color:var(--ink);
}
.lead-title .series{
  display:block;
  color:var(--primary);
  font-weight:500;
  font-size:.62em;
  letter-spacing:-.02em;
  margin-top:10px;
}
.lead-desc{
  color:var(--ink-2);
  font-size:16px;
  max-width:520px;
  margin-bottom:34px;
  line-height:1.95;
}
.lead-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:34px;}
.lead-chips{display:flex;flex-wrap:wrap;gap:10px;}
.lead-chips span{
  font-size:12px;
  color:var(--ink-2);
  border:1px solid var(--line);
  background:var(--surface);
  padding:5px 12px;
  border-radius:32px;
  line-height:1.4;
}
.lead-visual{position:relative;min-width:0;}
.lead-visual img{
  width:100%;
  height:clamp(300px,34vw,440px);
  object-fit:cover;
  border-radius:5px;
  box-shadow:var(--shadow);
  background:var(--surface);
}
.lead-visual__bar{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:22px 24px;
  display:flex;
  gap:30px;
  align-items:flex-end;
  background:linear-gradient(to top,rgba(21,37,31,.92),rgba(21,37,31,0));
  color:#fff;
  border-radius:0 0 5px 5px;
}
.visual-stat b{
  display:block;
  font-family:Georgia,"Times New Roman",serif;
  font-size:22px;
  font-weight:500;
  color:#fff;
  line-height:1;
}
.visual-stat span{font-size:11px;color:rgba(255,255,255,.72);letter-spacing:.05em;}
.lead-metrics{
  margin-top:clamp(44px,5vw,66px);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
  padding-top:28px;
}
.lead-metrics .metric{position:relative;padding-left:18px;}
.lead-metrics .metric::before{content:"";position:absolute;left:0;top:7px;width:4px;height:4px;border-radius:50%;background:var(--accent);}
.lead-metrics .metric b{
  display:block;
  font-family:Georgia,"Times New Roman",serif;
  font-weight:500;
  font-size:clamp(24px,3vw,40px);
  line-height:1.2;
  color:var(--ink);
  letter-spacing:-.02em;
}
.lead-metrics .metric span{font-size:13px;color:var(--ink-2);}

/* ———— 项目标签带 ———— */
.project-band{border-bottom:1px solid var(--line);background:var(--surface);}
.project-band__inner{padding:22px 0;display:flex;gap:18px;flex-wrap:wrap;align-items:center;justify-content:center;}
.project-band span:first-child{font-size:12px;letter-spacing:.15em;color:var(--ink-2);}
.project-band i{font-style:normal;font-size:13px;color:var(--ink-2);padding:0 14px;border-left:1px solid var(--line);}
.project-band i:last-child{border-right:1px solid var(--line);}

/* ———— 核心产品区 ———— */
.feature-section{background:var(--surface);border-bottom:1px solid var(--line);}
.feature-duo{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  grid-template-rows:auto auto;
  gap:28px;
  margin-bottom:34px;
}
.feature-main{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:5px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.feature-main__visual{height:270px;overflow:hidden;}
.feature-main__visual img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.feature-main:hover .feature-main__visual img{transform:scale(1.02);}
.feature-main__copy{padding:34px 36px;flex:1;}
.feature-main__copy h3{font-size:22px;font-weight:500;line-height:1.4;letter-spacing:-.02em;color:var(--ink);margin-bottom:12px;}
.feature-main__copy p{color:var(--ink-2);font-size:15px;line-height:1.9;margin-bottom:22px;}
.feature-list li{
  padding:9px 0 9px 28px;
  position:relative;
  border-bottom:1px solid var(--line);
  color:var(--ink-2);
  font-size:15px;
}
.feature-list li:last-child{border-bottom:0;}
.feature-list li::before{
  content:"";
  position:absolute;
  left:0;top:17px;
  width:14px;height:14px;
  border:1px solid var(--accent);
  border-radius:50%;
}
.feature-list li::after{
  content:"";
  position:absolute;
  left:4px;top:21px;
  width:8px;height:4px;
  border-left:1.5px solid var(--primary);
  border-bottom:1.5px solid var(--primary);
  transform:rotate(-45deg);
}
.feature-tile{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:5px;
  padding:32px 30px;
  display:flex;
  flex-direction:column;
}
.feature-tile--dark{background:var(--primary);border-color:var(--primary);}
.feature-tile .tile-no{
  font-family:Georgia,serif;
  font-size:34px;
  color:var(--accent);
  opacity:.85;
  line-height:1;
  margin-bottom:14px;
}
.feature-tile--dark .tile-no{color:#fff;opacity:1;}
.feature-tile h4{font-size:19px;font-weight:500;margin-bottom:10px;line-height:1.4;}
.feature-tile--dark h4{color:#fff;}
.feature-tile p{font-size:14px;line-height:1.85;color:var(--ink-2);}
.feature-tile--dark p{color:rgba(255,255,255,.74);}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.feature-item{
  border:1px solid var(--line);
  border-radius:5px;
  background:var(--surface);
  padding:26px 24px;
  transition:border-color .3s, transform .3s;
}
.feature-item:hover{border-color:rgba(197,164,92,.65);transform:translateY(-3px);}
.feature-item .feat-ico{
  width:34px;height:34px;
  border-radius:50%;
  border:1px solid var(--accent);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;
  margin-bottom:14px;
}
.feature-item h5{font-size:16px;font-weight:500;margin-bottom:8px;color:var(--ink);}
.feature-item p{font-size:13px;color:var(--ink-2);line-height:1.75;}

/* ———— 适用场景 ———— */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.scene-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:5px;
  min-height:240px;
  padding:26px;
  display:grid;
  grid-template-columns:220px 1fr;
  gap:24px;
  align-items:center;
  transition:border-color .3s, box-shadow .3s;
}
.scene-card:hover{border-color:rgba(33,70,59,.3);box-shadow:var(--shadow);}
.scene-card img{width:220px;height:190px;object-fit:cover;border-radius:4px;background:var(--surface-2);}
.scene-card .scene-body h3{font-size:19px;font-weight:500;line-height:1.4;margin-bottom:10px;color:var(--ink);}
.scene-card .scene-body p{font-size:14px;color:var(--ink-2);line-height:1.85;}
.scene-card .scene-body .scene-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;color:var(--primary);border-bottom:1px solid transparent;transition:border-color .2s;}
.scene-card .scene-body .scene-more:hover{border-color:var(--primary);}

/* ———— 流程 ———— */
.process-section{background:var(--surface);border-bottom:1px solid var(--line);}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:30px;position:relative;}
.process-steps::before{content:"";position:absolute;top:29px;left:4%;width:92%;height:1px;background:var(--line);}
.process-item{position:relative;padding-top:64px;text-align:left;}
.process-item .step-circle{
  position:absolute;
  top:0;left:0;
  width:58px;height:58px;
  border-radius:50%;
  background:var(--bg);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);
  font-family:Georgia,serif;
  font-size:18px;
  transition:border-color .3s;
}
.process-item:hover .step-circle{border-color:var(--accent);}
.process-item h4{font-size:17px;font-weight:500;margin-bottom:10px;color:var(--ink);}
.process-item p{font-size:14px;color:var(--ink-2);line-height:1.85;}

/* ———— 前后对比 ———— */
.compare-section{background:var(--bg);border-bottom:1px solid var(--line);}
.compare-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  gap:20px;
  align-items:stretch;
}
.compare-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:5px;
  padding:38px 36px;
}
.compare-panel h3{
  font-size:20px;font-weight:500;
  margin-bottom:24px;
  display:flex;align-items:center;gap:12px;
}
.compare-panel--old h3{color:var(--ink-2);}
.compare-panel--new{background:var(--primary);border-color:var(--primary);}
.compare-panel--new h3{color:#fff;}
.compare-panel li{
  list-style:none;
  border-bottom:1px solid var(--line);
  padding:14px 0;
  font-size:15px;color:var(--ink-2);
  display:flex;gap:12px;
  align-items:flex-start;
}
.compare-panel--old li{color:var(--ink-2);}
.compare-panel--new li{color:rgba(255,255,255,.82);border-bottom-color:rgba(255,255,255,.13);}
.compare-panel li:last-child{border-bottom:0;}
.compare-mark{
  width:18px;height:18px;
  border-radius:50%;
  border:1px solid var(--line);
  flex-shrink:0;
  margin-top:2px;
  position:relative;
}
.compare-panel--old .compare-mark::before,
.compare-panel--old .compare-mark::after{
  content:"";position:absolute;top:8px;left:3px;width:10px;height:1.5px;background:var(--ink-2);transform:rotate(45deg);
}
.compare-panel--old .compare-mark::after{transform:rotate(-45deg);}
.compare-panel--new .compare-mark{border-color:var(--accent);}
.compare-panel--new .compare-mark::before{
  content:"";position:absolute;top:4px;left:3px;width:9px;height:4px;
  border-left:1.5px solid var(--accent);
  border-bottom:1.5px solid var(--accent);
  transform:rotate(-45deg);
}
.compare-split{
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:12px;
  font-family:Georgia,serif;
  color:var(--accent);
  font-size:22px;
}
.compare-split::before,.compare-split::after{content:"";width:1px;flex:1;background:var(--line);}

/* ———— 深色证据区 ———— */
.evidence-section{
  background:var(--primary-deep);
  color:rgba(255,255,255,.82);
  overflow:hidden;
  position:relative;
}
.evidence-section::before{
  content:"";
  position:absolute;
  right:-150px;top:-150px;
  width:420px;height:420px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:50%;
  pointer-events:none;
}
.evidence-grid{
  position:relative;
  display:grid;
  grid-template-columns:1fr 1.2fr 1fr;
  gap:clamp(30px,5vw,60px);
  align-items:center;
}
.evidence-count b{
  display:block;
  font-family:Georgia,serif;
  font-size:clamp(48px,6vw,78px);
  font-weight:500;
  color:#fff;
  line-height:1.05;
  letter-spacing:-.02em;
}
.evidence-count span{color:rgba(255,255,255,.6);font-size:14px;}
.evidence-text h2{color:#fff;font-size:clamp(1.4rem,2vw,2rem);font-weight:500;line-height:1.3;margin-bottom:18px;letter-spacing:-.02em;}
.evidence-text p{color:rgba(255,255,255,.72);font-size:15px;line-height:2;margin-bottom:24px;}
.evidence-list{display:flex;gap:22px;flex-wrap:wrap;}
.evidence-list li{font-size:13px;border:1px solid rgba(255,255,255,.2);border-radius:100px;padding:6px 14px;color:rgba(255,255,255,.88);}
.evidence-chart{
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);
  border-radius:5px;
  padding:26px;
}
.evidence-chart h4{color:#fff;font-weight:400;font-size:15px;margin-bottom:24px;}
.chart-rows{display:flex;flex-direction:column;gap:18px;}
.chart-row span{display:block;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:7px;}
.chart-row .bar{position:relative;height:8px;background:rgba(255,255,255,.1);border-radius:15px;overflow:hidden;}
.chart-row .bar i{position:absolute;left:0;top:0;bottom:0;background:var(--accent);border-radius:15px;}
.chart-row .bar i.half{width:44%;}
.chart-row .bar i.full{width:92%;}
.chart-row .bar i.mid{width:70%;}

/* ———— FAQ ———— */
.faq-section{background:var(--surface);border-bottom:1px solid var(--line);}
.faq-list{max-width:840px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
  padding:22px 4px;
  cursor:pointer;
  font-size:16px;
  font-weight:500;
  transition:color .25s;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-item .faq-icon{
  position:relative;
  width:20px;height:20px;
  flex-shrink:0;
  color:var(--accent);
}
.faq-item .faq-icon::before,.faq-item .faq-icon::after{content:"";position:absolute;top:50%;left:0;width:20px;height:2px;background:var(--accent);transform:translateY(-50%);transition:transform .3s var(--ease);}
.faq-item .faq-icon::after{transform:translateY(-50%) rotate(90deg);}
.faq-item[open] .faq-icon::after{transform:translateY(-50%) rotate(0deg);}
.faq-answer{
  padding:0 36px 24px 4px;
  color:var(--ink-2);
  font-size:15px;
  line-height:1.9;
  max-width:760px;
}
.faq-foot{text-align:center;margin-top:40px;}
.faq-foot a{
  color:var(--accent);
  font-size:15px;
  border-bottom:1px solid var(--accent);
  padding-bottom:3px;
}
.faq-foot a:hover{color:var(--primary);border-color:var(--primary);}

/* ———— CTA ———— */
.cta-section{background:var(--bg);position:relative;}
.cta-wrap{
  border-radius:6px;
  background:var(--surface);
  border:1px solid var(--line);
  overflow:hidden;
  display:grid;
  grid-template-columns:5fr 7fr;
}
.cta-info{
  background:var(--primary);
  color:#fff;
  padding:clamp(36px,5vw,58px);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:44px;
}
.cta-info h2{color:#fff;font-size:clamp(1.5rem,2.4vw,2.2rem);font-weight:500;line-height:1.35;letter-spacing:-.02em;}
.cta-info h2 span{color:var(--accent);}
.cta-info p{color:rgba(255,255,255,.72);font-size:15px;line-height:2;margin-top:20px;}
.cta-tel{display:block;color:rgba(255,255,255,.8);font-size:14px;border-top:1px solid rgba(255,255,255,.16);padding-top:24px;}
.cta-tel b{font-family:Georgia,serif;font-weight:500;color:#fff;font-size:24px;letter-spacing:.02em;display:block;}
.cta-form{padding:clamp(36px,5vw,58px);}
.cta-form h3{font-size:20px;font-weight:500;margin-bottom:8px;color:var(--ink);}
.cta-form .form-sub{color:var(--ink-2);font-size:13px;margin-bottom:28px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px;}
.form-field--full{grid-column:1/-1;}
.form-field label{font-size:13px;color:var(--ink-2);}
.form-field input,.form-field select,.form-field textarea{
  border:1px solid var(--line);
  background:var(--bg);
  padding:12px 14px;
  border-radius:var(--radius);
  font-size:14px;
  outline:none;
  transition:border-color .25s,background .25s;
  width:100%;
  min-height:44px;
}
.form-field textarea{height:86px;resize:vertical;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--primary);
  background:var(--surface);
}
.form-field textarea{grid-column:1/-1;}
.form-privacy{grid-column:1/-1;font-size:11px;color:var(--ink-2);line-height:1.6;margin-top:-4px;}
.form-submit{grid-column:1/-1;justify-self:start;}
.form-submit .btn{padding:0 38px;}

/* ———— Footer ———— */
footer{background:var(--bg);}
.footer-primary{background:var(--primary);padding:64px 0 54px;color:#fff;}
.footer-primary__grid{display:flex;justify-content:space-between;gap:clamp(30px,6vw,90px);flex-wrap:wrap;}
.footer-brand{
  font-size:24px;font-weight:600;color:#fff;
  display:flex;align-items:center;gap:12px;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.footer-brand .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);}
.footer-about{max-width:480px;color:rgba(255,255,255,.7);font-size:14px;line-height:2;margin-bottom:26px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;}
.footer-tags span{font-size:12px;border:1px solid rgba(255,255,255,.25);padding:5px 13px;border-radius:100px;color:rgba(255,255,255,.85);}
.footer-contact{min-width:200px;}
.footer-contact a{display:inline-block;color:var(--accent);font-size:15px;border-bottom:1px solid var(--accent);padding-bottom:4px;margin-bottom:24px;transition:color .25s,border-color .25s;}
.footer-contact a:hover{color:#fff;border-color:#fff;}
.footer-contact p{color:rgba(255,255,255,.6);font-size:13px;line-height:1.9;margin-bottom:10px;}
.footer-bottom{border-top:1px solid var(--line);background:var(--surface);}
.footer-bottom__inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding:34px 0;}
.footer-meta-left{display:flex;gap:24px;color:var(--ink-2);font-size:13px;}
.footer-nav{display:flex;gap:24px;flex-wrap:wrap;}
.footer-nav a{color:var(--ink-2);font-size:13px;transition:color .2s;}
.footer-nav a:hover{color:var(--primary);}
.footer-copy{border-top:1px solid var(--line);background:var(--bg);}
.footer-copy__inner{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:18px 0;color:var(--ink-2);font-size:12px;}

/* ———— 移动端 ———— */
@media (max-width:1024px){
  .main-nav{gap:18px;}
  .header-cta{font-size:13px;}
  .feature-duo{grid-template-columns:1fr;}
  .scene-card{grid-template-columns:1fr;padding:20px;}
  .scene-card img{width:100%;height:210px;}
  .evidence-grid{grid-template-columns:1fr;}
  .compare-wrap{grid-template-columns:1fr;gap:16px;}
  .compare-split{flex-direction:row;width:100%;}
  .compare-split::before,.compare-split::after{width:auto;height:1px;flex:1;}
  .cta-wrap{grid-template-columns:1fr;}
  .process-steps{grid-template-columns:repeat(2,1fr);gap:50px 28px;}
  .process-steps::before{display:none;}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:960px){
  .header-inner{gap:18px;}
  .main-nav{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    position:fixed;
    top:var(--header-h);
    left:0;right:0;
    background:var(--surface);
    border-bottom:1px solid var(--line);
    padding:28px 24px 32px;
    gap:6px;
    max-height:0;
    overflow:hidden;
    opacity:0;
    transition:max-height .35s var(--ease),opacity .3s, padding .3s;
    box-shadow:0 20px 40px rgba(21,37,31,.04);
    border-top:1px solid var(--line);
    z-index:60;
  }
  .main-nav.open{max-height:420px;opacity:1;}
  .main-nav a{line-height:2.2;font-size:16px;}
  .header-divider,.header-cta{display:none;}
  .nav-toggle{display:block;}
  .lead-grid{grid-template-columns:1fr;}
  .lead-visual__bar{position:relative;margin-top:-0px;background:var(--primary);border-radius:0 0 5px 5px;}
}
@media (max-width:760px){
  .container{padding-left:16px;padding-right:16px;}
  .header-inner{padding:0 16px;}
  .lead-metrics{grid-template-columns:repeat(2,1fr);gap:24px 12px;}
  .section-pad{padding-top:72px;padding-bottom:72px;}
  .feature-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .process-steps{grid-template-columns:1fr;gap:40px;}
  .evidence-grid{gap:40px;}
  .form-grid{grid-template-columns:1fr;}
  .faq-answer{padding:0 0 18px 2px;}
  .footer-primary__grid{flex-direction:column;}
}
@media (max-width:480px){
  .lead-title{font-size:clamp(1.7rem,4vh,2rem);}
  .lead-desc{font-size:15px;}
  .lead-chips span{font-size:11px;}
  .lead-visual img{height:280px;}
  .feature-main__copy{padding:26px 24px;}
  .feature-tile{padding:25px 22px;}
  .compare-panel{padding:28px 20px;}
  .cta-info,.cta-form{padding:30px 22px;}
  .footer-copy__inner{flex-direction:column;text-align:center;}
  .footer-bottom__inner{flex-direction:column;text-align:center;}
  .footer-nav{justify-content:center;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root {
      --bg: #F4F5F1;
      --surface: #FFFFFF;
      --ink: #15251F;
      --ink-2: #43554D;
      --ink-3: #74837C;
      --line: rgba(21, 37, 31, 0.10);
      --primary: #21463B;
      --primary-deep: #18332B;
      --accent: #C5A45C;
      --accent-soft: rgba(197, 164, 92, 0.16);
      --serif: Georgia, "Times New Roman", "Songti SC", serif;
      --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --radius: 4px;
      --shadow: 0 1px 1px rgba(0, 0, 0, 0.03), 0 12px 30px rgba(21, 37, 31, 0.04);
      --transition: cubic-bezier(0.22, 1, 0.36, 1);
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }

    body {
      font-family: var(--sans);
      background: var(--bg);
      color: var(--ink);
      line-height: 1.9;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

    img {
      display: block;
      max-width: 100%;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    ul,
    ol {
      list-style: none;
    }

    button,
    input,
    select,
    textarea {
      font-family: inherit;
      font-size: inherit;
      color: inherit;
    }

    a,
    button,
    input,
    select,
    textarea,
    summary,
    .btn-ghost,
    .link-cta {
      -webkit-tap-highlight-color: transparent;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible,
    summary:focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 2px;
    }

    ::placeholder {
      color: #9AA69F;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* ===== Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 90;
      background: rgba(244, 245, 241, 0.88);
      -webkit-backdrop-filter: blur(10px);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid transparent;
      transition: border-color 0.4s var(--transition), background 0.4s var(--transition);
    }

    .site-header.scrolled {
      background: rgba(244, 245, 241, 0.94);
      border-bottom-color: var(--line);
    }

    .header-inner {
      position: relative;
      max-width: 1200px;
      margin: 0 auto;
      height: 72px;
      padding: 0 24px;
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 600;
      letter-spacing: -0.01em;
      color: var(--ink);
      white-space: nowrap;
    }

    .logo-icon {
      width: 10px;
      height: 10px;
      border-radius: 2px;
      background: var(--accent);
      transform: rotate(45deg);
      flex: none;
    }

    .main-nav {
      margin-left: auto;
      display: flex;
      align-items: center;
      gap: 38px;
    }

    .main-nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      padding: 8px 0;
      font-size: 15px;
      color: var(--ink-2);
      transition: color 0.3s var(--transition);
    }

    .main-nav a:hover {
      color: var(--ink);
    }

    .main-nav a.active {
      color: var(--ink);
    }

    .main-nav a.active::before {
      content: "";
      position: absolute;
      left: calc(50% - 3px);
      bottom: 1px;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent);
    }

    .main-nav a.active::after {
      content: "";
      position: absolute;
      left: calc(50% - 9px);
      bottom: 0;
      width: 18px;
      height: 1px;
      background: var(--accent);
    }

    .header-divider {
      width: 1px;
      height: 22px;
      background: var(--line);
      flex: none;
    }

    .header-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 500;
      color: var(--primary);
      white-space: nowrap;
      padding: 6px 0;
      transition: color 0.3s var(--transition);
    }

    .header-cta .arrow {
      transition: transform 0.4s var(--transition);
    }

    .header-cta:hover {
      color: var(--primary-deep);
    }

    .header-cta:hover .arrow {
      transform: translateX(4px);
    }

    .nav-toggle {
      display: none;
      border: none;
      background: transparent;
      padding: 12px 8px;
      margin-left: auto;
      cursor: pointer;
      flex-direction: column;
      gap: 5px;
    }

    .nav-toggle span {
      width: 20px;
      height: 2px;
      background: var(--ink);
      transition: transform 0.3s var(--transition), opacity 0.3s var(--transition);
    }

    /* ===== Page Hero ===== */
    .page-hero {
      position: relative;
      overflow: hidden;
      background-image:
        linear-gradient(90deg, rgba(244, 245, 241, 1) 14%, rgba(244, 245, 241, 0.92) 47%, rgba(21, 37, 31, 0.75) 100%),
        url("/assets/images/backpic/back-1.webp");
      background-size: cover;
      background-position: center;
      padding: clamp(64px, 9vw, 120px) 0 0;
    }

    .page-hero::after {
      content: "";
      position: absolute;
      right: 0;
      bottom: 0;
      width: 46%;
      height: 25%;
      background: linear-gradient(135deg, transparent 0%, rgba(21, 37, 31, 0.08) 100%);
      pointer-events: none;
    }

    .page-hero__inner {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(340px, 44%);
      gap: 80px;
      align-items: center;
      padding-bottom: 70px;
    }

    .page-hero__copy {
      padding: 30px 0 54px;
    }

    .page-hero__kicker {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 12px;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--primary);
      font-weight: 500;
      margin-bottom: 22px;
    }

    .page-hero__kicker::before {
      content: "";
      width: 22px;
      height: 1px;
      background: var(--accent);
    }

    .page-hero h1 {
      font-size: clamp(2.1rem, 3.5vw, 3.2rem);
      font-weight: 600;
      letter-spacing: -0.02em;
      line-height: 1.18;
      color: var(--ink);
      margin-bottom: 26px;
    }

    .page-hero__lead {
      max-width: 620px;
      color: var(--ink-2);
      font-size: 16px;
      line-height: 2;
      margin-bottom: 36px;
    }

    .page-hero__actions {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      align-items: center;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      border: 1px solid transparent;
      border-radius: 3px;
      font-weight: 500;
      font-size: 14px;
      height: 48px;
      padding: 0 26px;
      cursor: pointer;
      transition: background 0.4s var(--transition), border-color 0.4s var(--transition), color 0.3s var(--transition), transform 0.3s var(--transition), box-shadow 0.4s var(--transition);
    }

    .btn:hover {
      box-shadow: 0 8px 22px rgba(21, 37, 31, 0.08);
      transform: translateY(-1px);
    }

    .btn:active {
      transform: translateY(0);
    }

    .btn--primary {
      background: var(--primary);
      color: #fff;
    }

    .btn--primary:hover {
      background: var(--primary-deep);
    }

    .btn--ghost {
      background: transparent;
      border-color: var(--line);
      color: var(--ink);
    }

    .btn--ghost:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(255, 255, 255, 0.6);
    }

    .link-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-weight: 500;
      font-size: 15px;
      padding: 8px 0;
      border-bottom: 1px solid transparent;
      transition: border-color 0.25s ease, color 0.25s ease;
    }

    .link-cta:hover {
      border-bottom-color: var(--primary);
    }

    .link-cta .arrow {
      transition: transform 0.35s var(--transition);
    }

    .link-cta:hover .arrow {
      transform: translateX(4px);
    }

    .page-hero__media {
      position: relative;
      align-self: end;
      margin-bottom: 70px;
    }

    .page-hero__media img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      filter: saturate(0.55) contrast(1.05) brightness(0.96);
      border: 1px solid var(--line);
    }

    .page-hero__media::after {
      content: "";
      position: absolute;
      inset: 12px -12px -12px 12px;
      border: 1px solid rgba(197, 164, 92, 0.5);
      z-index: -1;
    }

    /* ===== Metric band ===== */
    .metric-band {
      position: relative;
      background: var(--primary);
      color: rgba(255, 255, 255, 0.78);
      padding: clamp(48px, 7vw, 86px) 0;
    }

    .metric-band__inner {
      display: grid;
      grid-template-columns: minmax(180px, 0.65fr) 2.5fr;
      gap: 56px;
    }

    .metric-band__label {
      font-size: 13px;
      letter-spacing: 0.14em;
      color: rgba(255, 255, 255, 0.56);
      text-transform: uppercase;
      padding-top: 8px;
    }

    .metric-band__label span {
      display: block;
      width: 48px;
      height: 1px;
      background: var(--accent);
      margin-bottom: 18px;
    }

    .metric-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 48px;
    }

    .metric-item {
      position: relative;
      padding-left: 0;
    }

    .metric-item + .metric-item {
      padding-left: 48px;
    }

    .metric-item + .metric-item::before {
      content: "";
      position: absolute;
      left: 0;
      top: 8px;
      bottom: 8px;
      width: 1px;
      background: rgba(255, 255, 255, 0.14);
    }

    .metric-item strong {
      display: block;
      font-family: var(--serif);
      font-size: clamp(2.6rem, 4.2vw, 4rem);
      font-weight: 400;
      line-height: 1.1;
      color: #fff;
      margin-bottom: 10px;
      letter-spacing: 0.01em;
    }

    .metric-item strong em {
      font-style: normal;
      font-size: 0.5em;
      color: var(--accent);
      margin-left: 6px;
      vertical-align: baseline;
    }

    .metric-item span {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.64);
      line-height: 1.6;
    }

    .metric-item span em {
      color: #D8E3D4;
      font-style: normal;
    }

    /* ===== Sections ===== */
    .section {
      padding: clamp(72px, 9vw, 120px) 0;
    }

    .section--surface {
      background: var(--surface);
    }

    .section--muted {
      background: var(--bg);
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 48px;
    }

    .section-head__split {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 40px;
      max-width: 100%;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.14em;
      color: var(--accent);
      margin-bottom: 16px;
    }

    .section-kicker::before {
      content: "";
      width: 28px;
      height: 1px;
      background: var(--accent);
    }

    .section-title {
      font-size: clamp(1.5rem, 2vw, 2.1rem);
      font-weight: 500;
      line-height: 1.3;
      color: var(--ink);
      letter-spacing: -0.01em;
    }

    .section-title strong {
      font-weight: 600;
      color: var(--primary);
    }

    .section-desc {
      margin-top: 16px;
      max-width: 660px;
      color: var(--ink-2);
      font-size: 15px;
    }

    /* ===== Module list ===== */
    .module-list {
      border-top: 1px solid var(--line);
      margin-top: 18px;
    }

    .module-row {
      display: grid;
      grid-template-columns: 72px 210px minmax(0, 1fr) 38px;
      gap: 32px;
      padding: 36px 0;
      border-bottom: 1px solid var(--line);
      transition: background 0.35s ease;
    }

    .module-row:hover {
      background: rgba(197, 164, 92, 0.025);
    }

    .module-index {
      font-family: var(--serif);
      font-size: 26px;
      line-height: 1.1;
      color: var(--ink-3);
      transition: color 0.4s var(--transition);
    }

    .module-row:hover .module-index {
      color: var(--accent);
    }

    .module-name {
      font-size: 17px;
      font-weight: 500;
      color: var(--ink);
      padding-top: 3px;
    }

    .module-desc {
      color: var(--ink-2);
      font-size: 15px;
      line-height: 1.9;
      max-width: 660px;
    }

    .module-desc em {
      font-style: normal;
      color: var(--primary);
    }

    .module-arrow {
      align-self: center;
      color: var(--ink-3);
      transition: transform 0.4s var(--transition), color 0.3s ease;
    }

    .module-row:hover .module-arrow {
      color: var(--accent);
      transform: translateX(5px);
    }

    .section-note {
      margin-top: 32px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 18px;
      color: var(--ink-2);
      font-size: 14px;
    }

    /* ===== Compare ===== */
    .compare-wrap {
      position: relative;
      display: grid;
      grid-template-columns: 1fr 52px 1fr;
      gap: 24px;
    }

    .compare-col {
      padding: 46px 6px 12px;
    }

    .compare-col h3 {
      font-size: 19px;
      font-weight: 500;
      color: var(--ink);
      margin-bottom: 22px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .compare-col h3::before {
      content: "";
      width: 8px;
      height: 8px;
      display: block;
      flex: none;
    }

    .compare-old h3::before {
      background: rgba(21, 37, 31, 0.18);
      border-radius: 50%;
    }

    .compare-new h3::before {
      background: var(--accent);
      border-radius: 2px;
      transform: rotate(45deg);
    }

    .compare-col ul li {
      position: relative;
      padding-left: 22px;
      color: var(--ink-2);
      font-size: 15px;
      line-height: 1.9;
      margin-bottom: 12px;
    }

    .compare-col ul li::before {
      content: "";
      position: absolute;
      left: 2px;
      top: 0.85em;
      width: 5px;
      height: 5px;
      border-radius: 2px;
      background: var(--line);
      transform: rotate(45deg);
    }

    .compare-new ul li::before {
      background: var(--accent);
    }

    .compare-mid {
      position: relative;
    }

    .compare-mid::before {
      content: "";
      position: absolute;
      left: 27px;
      top: 16px;
      bottom: 16px;
      width: 1px;
      background: var(--line);
    }

    .compare-mid::after {
      content: "→";
      position: absolute;
      left: 15px;
      top: calc(50% - 20px);
      width: 24px;
      height: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      color: var(--accent);
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: 50%;
    }

    /* ===== Scenarios ===== */
    .scenario-card {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
      background: var(--surface);
      border: 1px solid var(--line);
      overflow: hidden;
      margin-bottom: 32px;
      transition: border-color 0.4s var(--transition);
    }

    .scenario-card:hover {
      border-color: rgba(197, 164, 92, 0.65);
    }

    .scenario-card--reverse {
      grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    }

    .scenario-card__copy {
      padding: clamp(28px, 5vw, 54px);
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 14px;
    }

    .scenario-tag {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 12px;
      letter-spacing: 0.14em;
      color: var(--primary);
      background: var(--accent-soft);
      padding: 6px 12px;
      border-radius: 999px;
    }

    .scenario-card h3 {
      font-size: 22px;
      font-weight: 500;
      color: var(--ink);
      line-height: 1.4;
    }

    .scenario-card p {
      color: var(--ink-2);
      font-size: 15px;
      line-height: 2;
    }

    .scenario-card__meta {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 8px;
    }

    .scenario-card__meta span {
      font-size: 13px;
      color: var(--ink-2);
      border: 1px solid var(--line);
      border-radius: 999px;
      padding: 4px 12px;
    }

    .scenario-media {
      position: relative;
      min-height: 300px;
      overflow: hidden;
    }

    .scenario-media img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s var(--transition);
    }

    .scenario-card:hover .scenario-media img {
      transform: scale(1.03);
    }

    .scenario-card--reverse .scenario-media {
      order: -1;
    }

    /* ===== Process ===== */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 24px;
      counter-reset: step;
    }

    .process-step {
      position: relative;
      padding-top: 64px;
      border-top: 1px solid var(--line);
    }

    .process-step::before {
      counter-increment: step;
      content: "0" counter(step);
      position: absolute;
      top: -24px;
      left: 0;
      width: 48px;
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--serif);
      font-size: 18px;
      color: var(--primary);
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 50%;
    }

    .process-step h3 {
      font-size: 16px;
      font-weight: 500;
      color: var(--ink);
      margin-bottom: 10px;
    }

    .process-step p {
      font-size: 13px;
      color: var(--ink-2);
      line-height: 1.8;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      max-width: 800px;
      margin: 0 auto;
    }

    .faq-item {
      border-bottom: 1px solid var(--line);
    }

    .faq-item + .faq-item {
      border-top: none;
    }

    .faq-item summary {
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      cursor: pointer;
      padding: 24px 4px;
      font-size: 16px;
      font-weight: 500;
      color: var(--ink);
      transition: color 0.25s ease;
    }

    .faq-item summary:hover {
      color: var(--primary);
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      font-family: var(--sans);
      font-size: 22px;
      font-weight: 300;
      line-height: 1;
      color: var(--accent);
      transition: transform 0.4s var(--transition);
      flex: none;
    }

    .faq-item[open] summary::after {
      content: "×";
      transform: rotate(90deg);
    }

    .faq-answer {
      padding: 0 4px 28px;
      color: var(--ink-2);
      font-size: 15px;
      line-height: 2;
    }

    .faq-answer p {
      max-width: 700px;
    }

    .faq-item[open] .faq-answer {
      animation: faqFade 0.4s var(--transition);
    }

    @keyframes faqFade {
      from {
        opacity: 0;
        transform: translateY(-6px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .faq-more {
      margin-top: 30px;
      display: flex;
      justify-content: center;
    }

    .faq-more a {
      color: var(--accent);
      border-bottom: 1px solid rgba(197, 164, 92, 0.35);
      padding-bottom: 2px;
      font-size: 14px;
      transition: color 0.25s ease, border-color 0.25s ease;
    }

    .faq-more a:hover {
      color: var(--primary);
      border-color: var(--primary);
    }

    /* ===== CTA ===== */
    .cta-panel {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      background: var(--primary);
      border-radius: 3px;
      overflow: hidden;
    }

    .cta-copy {
      padding: clamp(36px, 6vw, 64px);
      color: rgba(255, 255, 255, 0.82);
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      justify-content: center;
    }

    .cta-copy .section-kicker {
      color: var(--accent);
      margin-bottom: 20px;
    }

    .cta-copy h2 {
      color: #fff;
      font-size: clamp(1.5rem, 2.4vw, 2.2rem);
      font-weight: 500;
      line-height: 1.35;
      margin-bottom: 20px;
    }

    .cta-copy p {
      line-height: 2;
      font-size: 15px;
      color: rgba(255, 255, 255, 0.68);
    }

    .cta-copy .cta-note {
      margin-top: 28px;
      color: rgba(255, 255, 255, 0.48);
      font-size: 12px;
    }

    .cta-form {
      background: var(--surface);
      padding: clamp(26px, 5vw, 48px);
    }

    .lead-form {
      display: grid;
      gap: 18px;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .form-field {
      position: relative;
    }

    .form-field label {
      display: block;
      margin-bottom: 6px;
      font-size: 13px;
      color: var(--ink-2);
    }

    .form-control {
      width: 100%;
      height: 46px;
      padding: 0 14px;
      border: 1px solid var(--line);
      border-radius: 3px;
      background: var(--surface);
      color: var(--ink);
      transition: border-color 0.3s ease, background 0.3s ease;
      -webkit-appearance: none;
      appearance: none;
    }

    textarea.form-control {
      height: 96px;
      padding: 12px 14px;
      resize: vertical;
      min-height: 78px;
    }

    .form-control:hover {
      border-color: rgba(21, 37, 31, 0.28);
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      background: #fff;
    }

    select.form-control {
      background-image: linear-gradient(45deg, transparent 50%, var(--primary) 50%), linear-gradient(135deg, var(--primary) 50%, transparent 50%);
      background-position: calc(100% - 17px) 20px, calc(100% - 13px) 20px;
      background-size: 4px 4px, 4px 4px;
      background-repeat: no-repeat;
    }

    .lead-submit {
      width: 100%;
      justify-content: space-between;
      background: var(--primary);
      color: #fff;
      padding: 0 18px;
    }

    .lead-submit:hover {
      background: var(--primary-deep);
    }

    .lead-status {
      min-height: 20px;
      font-size: 13px;
      color: var(--primary);
      transition: opacity 0.3s ease;
    }

    .lead-privacy {
      font-size: 11px;
      color: var(--ink-3);
      line-height: 1.8;
    }

    /* ===== Footer ===== */
    .footer-primary {
      background: var(--primary-deep);
      color: rgba(255, 255, 255, 0.82);
      padding: clamp(54px, 6vw, 80px) 0 50px;
    }

    .footer-primary__grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr;
      gap: 60px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 600;
      color: #fff;
    }

    .footer-brand .dot {
      width: 8px;
      height: 8px;
      background: var(--accent);
      border-radius: 2px;
      transform: rotate(45deg);
    }

    .footer-about {
      margin-top: 18px;
      color: rgba(255, 255, 255, 0.58);
      font-size: 14px;
      line-height: 2;
      max-width: 520px;
    }

    .footer-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 22px;
    }

    .footer-tags span {
      display: inline-block;
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: 999px;
      padding: 4px 10px;
      font-size: 12px;
      color: rgba(255, 255, 255, 0.62);
    }

    .footer-contact a {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 15px;
      color: #fff;
      border-bottom: 1px solid rgba(255, 255, 255, 0.3);
      padding-bottom: 4px;
    }

    .footer-contact p {
      margin-top: 22px;
      line-height: 1.9;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.58);
    }

    .footer-bottom {
      background: var(--bg);
      border-bottom: 1px solid var(--line);
    }

    .footer-bottom__inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
      padding: 22px 0;
    }

    .footer-meta-left,
    .footer-nav {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
    }

    .footer-meta-left {
      gap: 12px;
      color: var(--ink-3);
      font-size: 13px;
    }

    .footer-meta-left span + span {
      padding-left: 12px;
      border-left: 1px solid var(--line);
    }

    .footer-nav {
      gap: 22px;
      font-size: 13px;
    }

    .footer-nav a {
      color: var(--ink-2);
      transition: color 0.25s ease;
    }

    .footer-nav a:hover {
      color: var(--primary);
    }

    .footer-copy {
      background: var(--bg);
    }

    .footer-copy__inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 12px 0 30px;
      font-size: 12px;
      color: var(--ink-3);
      flex-wrap: wrap;
    }

    /* ===== Responsive ===== */
    @media (max-width: 1100px) {
      .header-inner {
        gap: 24px;
      }

      .main-nav {
        gap: 24px;
      }

      .page-hero__inner {
        gap: 40px;
      }

      .module-row {
        grid-template-columns: 50px 180px minmax(0, 1fr) 28px;
        gap: 20px;
      }

      .process-grid {
        gap: 16px;
      }
    }

    @media (max-width: 960px) {
      .nav-toggle {
        display: inline-flex;
      }

      .header-cta,
      .header-divider {
        display: none;
      }

      .main-nav {
        position: absolute;
        top: calc(100% - 1px);
        left: 0;
        right: 0;
        margin-left: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--line);
        box-shadow: var(--shadow);
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 24px 18px;
      }

      .site-header.nav-open .main-nav {
        display: flex;
      }

      .main-nav a {
        width: 100%;
        border-bottom: 1px solid var(--line);
        min-height: 50px;
        display: flex;
        align-items: center;
        padding: 0 8px;
        font-size: 16px;
      }

      .main-nav a.active {
        color: var(--primary);
      }

      .main-nav a.active::before {
        left: -2px;
        bottom: auto;
        width: 6px;
        height: 6px;
        transform: none;
        border-radius: 50%;
      }

      .main-nav a.active::after {
        display: none;
      }

      .page-hero {
        padding-top: 30px;
        background-image:
          linear-gradient(180deg, rgba(244, 245, 241, 0.98) 16%, rgba(244, 245, 241, 0.94) 56%, rgba(21, 37, 31, 0.64) 100%),
          url("/assets/images/backpic/back-1.webp");
        background-position: top center, center;
      }

      .page-hero__inner {
        grid-template-columns: 1fr;
        gap: 0;
        padding-bottom: 44px;
      }

      .page-hero__copy {
        padding: 40px 0 30px;
      }

      .page-hero__media {
        margin-bottom: 30px;
      }

      .page-hero__media img {
        aspect-ratio: 16 / 10;
      }

      .metric-band__inner {
        grid-template-columns: 1fr;
        gap: 38px;
      }

      .metric-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
      }

      .metric-item + .metric-item {
        padding-left: 20px;
      }

      .metric-item + .metric-item::before {
        left: 0;
      }

      .metric-item strong {
        font-size: clamp(2rem, 6vw, 3.2rem);
      }

      .module-row {
        grid-template-columns: 44px 1fr 24px;
      }

      .module-name {
        grid-column: 2;
      }

      .module-desc {
        grid-column: 2 / 4;
        margin-top: -12px;
      }

      .module-arrow {
        grid-column: 3;
        grid-row: 1;
      }

      .process-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px 20px;
      }

      .compare-wrap {
        grid-template-columns: 1fr;
      }

      .compare-mid {
        display: none;
      }

      .compare-col {
        padding: 20px 0;
      }

      .compare-col + .compare-col {
        border-top: 1px solid var(--line);
        padding-top: 36px;
        margin-top: 12px;
      }

      .cta-panel {
        grid-template-columns: 1fr;
      }

      .cta-copy {
        padding: 40px;
      }

      .footer-primary__grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
    }

    @media (max-width: 760px) {
      .container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .header-inner {
        padding-left: 16px;
        padding-right: 16px;
        height: 66px;
      }

      .page-hero__copy {
        padding-top: 18px;
      }

      .section {
        padding: 60px 0;
      }

      .section-head__split {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
      }

      .metric-list {
        grid-template-columns: 1fr;
      }

      .metric-item {
        padding-left: 0;
        padding-bottom: 22px;
      }

      .metric-item + .metric-item {
        padding-left: 0;
      }

      .metric-item + .metric-item::before {
        display: none;
      }

      .module-row {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .module-index {
        grid-column: 1;
      }

      .module-name {
        grid-column: 1;
        padding-top: 0;
      }

      .module-desc {
        grid-column: 1;
        margin-top: 0;
      }

      .module-arrow {
        display: none;
      }

      .scenario-card,
      .scenario-card--reverse {
        grid-template-columns: 1fr;
      }

      .scenario-card__copy {
        padding: 26px 22px;
      }

      .scenario-card--reverse .scenario-media {
        order: -1;
      }

      .scenario-media {
        min-height: 220px;
        aspect-ratio: 16 / 10;
      }

      .process-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px 16px;
      }

      .cta-copy {
        padding: 38px 24px;
      }

      .cta-form {
        padding: 28px 20px;
      }

      .form-row {
        grid-template-columns: 1fr;
      }

      .footer-bottom__inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
      }

      .footer-copy__inner {
        padding-bottom: 26px;
      }
    }

    @media (max-width: 520px) {
      .logo {
        font-size: 18px;
      }

      .page-hero__actions {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
      }

      .page-hero__actions .btn,
      .page-hero__actions .link-cta {
        width: 100%;
        justify-content: center;
      }

      .page-hero__actions .link-cta {
        padding-left: 8px;
      }

      .process-grid {
        grid-template-columns: 1fr;
      }

      .process-step {
        padding-top: 56px;
      }

      .faq-item summary {
        padding: 18px 0;
        font-size: 15px;
      }

      .faq-answer {
        font-size: 14px;
        padding-bottom: 22px;
      }

      .footer-meta-left,
      .footer-nav {
        width: 100%;
      }

      .footer-nav {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }

/* roulang page: category2 */
:root {
  --bg: #F4F5F1;
  --surface: #FFFFFF;
  --ink: #15251F;
  --ink-2: #43554D;
  --line: rgba(21, 37, 31, 0.10);
  --primary: #21463B;
  --primary-deep: #18332B;
  --accent: #C5A45C;
  --radius: 5px;
  --radius-sm: 3px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
  --shadow: 0 1px 1px rgba(0, 0, 0, 0.03), 0 12px 30px rgba(21, 37, 31, 0.04);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.4s var(--ease);
  --container: 1200px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.is-locked {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s var(--ease);
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: 1rem;
  line-height: inherit;
}

button {
  cursor: pointer;
  background: transparent;
  border: 0;
  color: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
details:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: clamp(70px, 9vw, 120px) 0;
}

.section-tight {
  padding-top: 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(244, 245, 241, 0.82);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 30px;
  padding: 0 24px;
  position: relative;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.logo-icon {
  width: 22px;
  height: 22px;
  border-radius: 100%;
  border: 2px solid var(--primary);
  position: relative;
}

.logo-icon::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 2px;
  background: var(--accent);
  top: 50%;
  left: 1px;
  transform: translateY(-50%) rotate(-38deg);
  transform-origin: center;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.main-nav a {
  position: relative;
  display: inline-block;
  font-size: 0.94rem;
  color: var(--ink-2);
  line-height: 1.2;
  padding: 8px 2px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 0;
  height: 1px;
  background: var(--primary);
  transform: translateX(-50%);
  transition: width 0.35s var(--ease);
}

.main-nav a:hover {
  color: var(--ink);
}

.main-nav a:hover::after {
  width: 18px;
}

.main-nav a.active {
  color: var(--ink);
  font-weight: 600;
}

.main-nav a.active::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
  bottom: -3px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.main-nav a.active::after {
  width: 18px;
}

.header-divider {
  width: 1px;
  height: 18px;
  background: var(--line);
  flex: none;
}

.header-cta {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  transition: color 0.3s var(--ease);
}

.header-cta .arrow {
  display: inline-block;
  transition: transform 0.3s var(--ease);
}

.header-cta:hover {
  color: var(--primary);
}

.header-cta:hover .arrow {
  transform: translateX(4px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  flex: none;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.site-header.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-header.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.site-header.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  background: var(--primary);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.4;
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.btn .arrow {
  display: inline-block;
  transition: transform 0.3s var(--ease);
}

.btn:hover {
  background: var(--primary-deep);
  border-color: var(--primary-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(21, 37, 31, 0.12);
}

.btn:hover .arrow {
  transform: translateX(4px);
}

.btn:active {
  transform: translateY(0);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn--ghost:hover {
  background: rgba(21, 37, 31, 0.04);
  border-color: rgba(21, 37, 31, 0.24);
}

.btn--light {
  background: #E9EDE8;
  border-color: #E9EDE8;
  color: var(--primary-deep);
}

.btn--light:hover {
  background: #fff;
}

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.96rem;
  color: var(--primary);
  font-weight: 500;
  border-bottom: 1px solid transparent;
}

.link-more .arrow {
  transition: transform 0.3s var(--ease);
}

.link-more:hover .arrow {
  transform: translateX(5px);
}

.section-heading {
  margin-bottom: 44px;
  position: relative;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.section-kicker::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-size: clamp(1.55rem, 2vw, 2.1rem);
  line-height: 1.25;
  font-weight: 500;
  letter-spacing: -0.01em;
  max-width: 840px;
}

.section-intro {
  color: var(--ink-2);
  font-size: 1.05rem;
  max-width: 660px;
  line-height: 1.9;
  margin-top: 16px;
}

/* Category hero */
.cat-hero {
  background-color: var(--bg);
  background-image: linear-gradient(90deg, rgba(244, 245, 241, 0.98) 0%, rgba(244, 245, 241, 0.92) 45%, rgba(244, 245, 241, 0.55) 100%), url("/assets/images/backpic/back-1.webp");
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  border-bottom: 1px solid var(--line);
  padding: clamp(54px, 8vw, 96px) 0 56px;
  position: relative;
  overflow: hidden;
}

.cat-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.06;
  z-index: 0;
}

.cat-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.72fr);
  align-items: center;
  gap: clamp(30px, 5vw, 72px);
}

.cat-hero__breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--ink-2);
  margin-bottom: 26px;
}

.cat-hero__breadcrumb a {
  color: var(--ink-2);
}

.cat-hero__breadcrumb a:hover {
  color: var(--primary);
}

.cat-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--primary);
  letter-spacing: 0.12em;
  margin-bottom: 14px;
  font-weight: 500;
}

.cat-hero__eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--accent);
}

.cat-hero h1 {
  font-size: clamp(2.1rem, 3.5vw, 3.2rem);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
  max-width: 720px;
}

.cat-hero h1 span {
  color: var(--primary);
}

.cat-hero__lead {
  margin-top: 24px;
  font-size: 1.04rem;
  color: var(--ink-2);
  line-height: 1.95;
  max-width: 640px;
}

.cat-hero__actions {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.cat-hero__figure {
  margin-top: 0;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 10px 10px 0;
  position: relative;
}

.hero-card::before {
  content: "";
  position: absolute;
  top: -8px;
  right: -8px;
  left: auto;
  width: 42%;
  height: 42%;
  border-top: 1px solid var(--accent);
  border-right: 1px solid var(--accent);
  z-index: -1;
  pointer-events: none;
}

.hero-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-card__caption {
  padding: 12px 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.84rem;
  color: var(--ink-2);
}

.hero-card__caption .live-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-card__caption .live-dot i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(197, 164, 92, 0.18);
}

.cat-hero__metric {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  margin-top: clamp(36px, 5vw, 56px);
  padding-top: 28px;
  max-width: 720px;
}

.cat-hero__metric-item {
  padding-right: 24px;
}

.cat-hero__metric-item + .cat-hero__metric-item {
  border-left: 1px solid var(--line);
  padding-left: 28px;
}

.cat-hero__metric-number {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  line-height: 1.1;
  color: var(--primary);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.cat-hero__metric-label {
  font-size: 0.82rem;
  color: var(--ink-2);
  margin-top: 6px;
}

/* Category layout */
.category-wrap {
  padding: 72px 0 0;
}

.page-title-row {
  padding: clamp(40px, 6vw, 70px) 0 30px;
}

.cat-layout {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  gap: 46px;
  align-items: start;
}

.cat-main {
  display: flex;
  flex-direction: column;
  gap: 46px;
}

.cat-aside {
  display: flex;
  flex-direction: column;
  gap: 32px;
  position: sticky;
  top: 100px;
}

/* Feature block */
.feature-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 0.82fr 1.1fr;
  overflow: hidden;
  transition: border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.feature-block:hover {
  border-color: rgba(197, 164, 92, 0.35);
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.02), 0 18px 36px rgba(21, 37, 31, 0.06);
}

.feature-block:nth-child(even) {
  direction: rtl;
}

.feature-block:nth-child(even) > * {
  direction: ltr;
}

.feature-block__media {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  background: var(--primary-deep);
}

.feature-block__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.feature-block:hover .feature-block__media img {
  transform: scale(1.04);
}

.feature-block__content {
  padding: clamp(26px, 4vw, 46px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-block__num {
  font-family: var(--font-serif);
  color: var(--accent);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}

.feature-block h2 {
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
  max-width: 320px;
}

.feature-block p {
  font-size: 0.97rem;
  line-height: 1.9;
  color: var(--ink-2);
  margin-top: 16px;
}

.feature-points {
  list-style: none;
  margin-top: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
}

.feature-points li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--ink);
}

.feature-points li::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 1px;
  background: var(--accent);
  margin-top: 7px;
  flex: none;
}

/* Dark data panel */
.data-panel {
  background: var(--primary);
  color: #F7F7F3;
  border-radius: 4px;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  padding: clamp(22px, 3.8vw, 46px);
  gap: clamp(24px, 3vw, 50px);
  position: relative;
}

.data-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 58px 58px;
  pointer-events: none;
}

.data-panel__text {
  padding-right: 8px;
  position: relative;
  z-index: 1;
}

.data-panel__num {
  color: var(--accent);
  font-family: var(--font-serif);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
  font-size: 0.98rem;
}

.data-panel h2 {
  color: #F7F7F3;
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.data-panel p {
  font-size: 0.96rem;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.9;
}

.data-panel .btn--light {
  margin-top: 22px;
}

.dash-visual {
  position: relative;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  background: #0D1C17;
  min-height: 280px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.dash-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.46;
}

.dash-visual__inner {
  position: relative;
  z-index: 2;
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  background: linear-gradient(160deg, rgba(13, 28, 23, 0.4), rgba(13, 28, 23, 0.85));
}

.dash-visual__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 10px;
}

.dash-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #A7C7B6;
  font-size: 0.78rem;
}

.dash-live i {
  width: 6px;
  height: 6px;
  border-radius: 100%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(197, 164, 92, 0.25);
}

.dash-main {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 14px;
  flex-wrap: wrap;
}

.dash-score {
  line-height: 1.1;
}

.dash-score__home,
.dash-score__away {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
}

.dash-score__count {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: #fff;
}

.dash-teams {
  text-align: right;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.84rem;
}

.dash-teams strong {
  color: #fff;
  font-weight: 500;
  display: block;
  font-size: 1rem;
  margin-bottom: 2px;
}

.dash-board {
  margin-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  font-size: 0.77rem;
  color: rgba(255, 255, 255, 0.72);
}

.dash-board span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  padding-bottom: 5px;
}

.dash-board span i {
  color: var(--accent);
  font-family: var(--font-serif);
  font-style: normal;
  font-size: 0.88rem;
}

/* Comparison */
.comparison {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(26px, 4vw, 48px);
}

.comparison h2 {
  font-size: 1.45rem;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: -0.01em;
  max-width: 480px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 0.06fr 1fr;
  gap: 16px;
  margin-top: 34px;
  align-items: stretch;
}

.compare-col {
  border-top: 2px solid var(--line);
  padding-top: 18px;
}

.compare-col__label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.84rem;
  color: var(--ink-2);
  margin-bottom: 14px;
}

.compare-col__label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-2);
}

.compare-col.is-current {
  border-color: var(--primary);
}

.compare-col.is-current .compare-col__label {
  color: var(--primary);
}

.compare-col.is-current .compare-col__label::before {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(197, 164, 92, 0.2);
}

.compare-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.compare-list li {
  position: relative;
  padding-left: 17px;
  font-size: 0.92rem;
  color: var(--ink-2);
  line-height: 1.6;
}

.compare-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 5px;
  height: 5px;
  background: var(--line);
}

.compare-col.is-current .compare-list li::before {
  background: var(--accent);
}

.compare-arrow {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
}

.compare-arrow::after {
  content: "→";
  font-family: var(--font-sans);
  font-weight: 300;
}

/* Aside panels */
.side-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.side-panel__head {
  padding: 18px 22px 12px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
}

.side-panel__head::before {
  content: "";
  width: 14px;
  height: 2px;
  background: var(--accent);
}

.side-panel__head h3 {
  font-size: 1.02rem;
  font-weight: 600;
}

.side-panel__body {
  padding: 14px 22px 18px;
}

.aside-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.32s var(--ease);
}

.aside-item:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.aside-item:hover {
  padding-left: 7px;
}

.aside-item .aside-icon {
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--accent);
  background: var(--bg);
  flex: none;
}

.aside-item strong {
  color: var(--ink);
  font-weight: 600;
  display: block;
  font-size: 0.97rem;
  line-height: 1.4;
}

.aside-item p {
  color: var(--ink-2);
  font-size: 0.87rem;
  margin-top: 5px;
  line-height: 1.7;
}

/* Scenes list inside side */
.scene-card {
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.scene-card:last-child {
  border-bottom: 0;
}

.scene-card:hover {
  opacity: 0.82;
  transform: translateY(-2px);
}

.scene-card__title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.scene-card__title strong {
  color: var(--ink);
  font-weight: 600;
  font-size: 1rem;
}

.scene-card__title span {
  font-family: var(--font-serif);
  color: var(--accent);
  font-size: 0.9rem;
}

.scene-card p {
  color: var(--ink-2);
  font-size: 0.89rem;
  line-height: 1.7;
  margin-top: 7px;
}

/* Step process in aside */
.steps-vertical {
  list-style: none;
  counter-reset: step;
  margin: 0;
}

.steps-vertical li {
  counter-increment: step;
  position: relative;
  padding: 0 0 0 34px;
  min-height: 76px;
}

.steps-vertical li::before {
  content: "0" counter(step);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-serif);
  font-size: 0.77rem;
  color: var(--accent);
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}

.steps-vertical li + li {
  margin-top: 14px;
}

.steps-vertical li::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 28px;
  width: 1px;
  height: calc(100% - 5px);
  background: var(--line);
}

.steps-vertical li:last-child::after {
  display: none;
}

.steps-vertical h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 5px;
  line-height: 1.3;
}

.steps-vertical p {
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--ink-2);
}

/* FAQ section */
.faq-section {
  padding: clamp(60px, 7vw, 100px) 0;
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.faq-heading-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.faq-list {
  max-width: 880px;
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item + .faq-item {
  margin-top: 0;
}

.faq-item__summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  width: 100%;
  text-align: left;
  padding: 22px 2px;
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.3s var(--ease);
}

.faq-item__summary .faq-icon {
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 1.05rem;
  color: var(--ink-2);
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s var(--ease), border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.faq-item__summary:hover {
  color: var(--primary);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--ease);
}

.faq-item__inner {
  padding: 0 40px 24px 2px;
  font-size: 0.97rem;
  line-height: 1.9;
  color: var(--ink-2);
}

.faq-item.is-open .faq-item__answer {
  max-height: 500px;
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.faq-more {
  margin-top: 26px;
}

/* CTA contact */
.cta-zone {
  padding: clamp(64px, 8vw, 120px) 0;
  background: radial-gradient(circle at 15% 0%, rgba(33, 70, 59, 0.05), transparent 40%), var(--bg);
}

.cta-zone__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(32px, 5vw, 64px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.cta-textside {
  background: var(--primary);
  color: #F6F7F3;
  padding: clamp(27px, 4vw, 52px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.cta-textside::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.6;
}

.cta-textside > * {
  position: relative;
  z-index: 1;
}

.cta-textside .section-kicker {
  margin-bottom: 12px;
  color: var(--accent);
}

.cta-textside h2 {
  font-size: clamp(1.7rem, 2.4vw, 2.4rem);
  line-height: 1.26;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.cta-textside p {
  font-size: 0.97rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.78);
  margin-top: 18px;
}

.cta-contact-list {
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  gap: 13px;
  font-size: 0.96rem;
}

.cta-contact-list span {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.91);
}

.cta-contact-list span::before {
  content: "";
  width: 15px;
  height: 1px;
  background: var(--accent);
  flex: none;
}

.formside {
  padding: clamp(25px, 4vw, 48px);
  background: var(--surface);
}

.formside h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--ink);
}

.formside > p {
  color: var(--ink-2);
  font-size: 0.93rem;
  margin: 8px 0 24px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 18px;
}

.form-field {
  display: flex;
  flex-direction: column;
}

.form-field span {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 7px;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--ink);
  font-size: 0.92rem;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.form-field textarea {
  min-height: 100px;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(67, 85, 77, 0.55);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(33, 70, 59, 0.07);
}

.form-field.is-full {
  grid-column: 1 / -1;
}

.form-side {
  margin-top: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.form-tip {
  font-size: 0.78rem;
  color: var(--ink-2);
  opacity: 0.8;
}

/* Footer */
.footer-primary {
  background: var(--primary-deep);
  color: #EAF0ED;
  padding: 56px 0 48px;
}

.footer-primary__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: start;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.18rem;
  font-weight: 600;
  color: #fff;
}

.footer-brand .dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.footer-about {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.72);
  max-width: 540px;
  line-height: 1.9;
  margin-top: 20px;
}

.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.footer-tags span {
  display: inline-flex;
  padding: 5px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 100px;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.83);
}

.footer-contact {
  min-width: 240px;
}

.footer-contact a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 500;
  font-size: 0.95rem;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.32s var(--ease);
}

.footer-contact a:hover {
  border-color: var(--accent);
}

.footer-contact p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
  line-height: 1.85;
  margin-top: 16px;
}

.footer-bottom {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.footer-bottom__inner {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-meta-left {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.82rem;
  color: var(--ink-2);
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.footer-nav a {
  font-size: 0.82rem;
  color: var(--ink-2);
}

.footer-nav a:hover {
  color: var(--primary);
}

.footer-copy {
  background: var(--bg);
}

.footer-copy__inner {
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--ink-2);
}

/* Responsive */
@media (max-width: 1100px) {
  .cat-layout {
    grid-template-columns: 1.4fr 1fr;
    gap: 30px;
  }

  .cta-zone__grid {
    grid-template-columns: 1fr;
  }

  .cta-textside {
    padding-bottom: 28px;
  }
}

@media (max-width: 960px) {
  .container,
  .header-inner {
    padding-left: 16px;
    padding-right: 16px;
  }

  .header-inner {
    gap: 16px;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 0px);
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 34px rgba(21, 37, 31, 0.08);
    margin-left: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    padding: 0 20px;
    transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), max-height 0.4s var(--ease), visibility 0.35s;
  }

  .site-header.nav-open {
    background: #ffffff;
    border-bottom-color: var(--line);
  }

  .site-header.nav-open .main-nav {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    max-height: 360px;
    overflow-y: auto;
  }

  .main-nav a {
    width: 100%;
    border-bottom: 1px solid var(--line);
    padding: 14px 8px;
    font-size: 0.98rem;
    color: var(--ink);
  }

  .main-nav a:last-child {
    border-bottom: 0;
  }

  .main-nav a::after {
    display: none;
  }

  .main-nav a.active::after {
    display: block;
    bottom: 10px;
  }

  .main-nav a.active::before {
    left: auto;
    right: 0;
    bottom: 12px;
    width: 5px;
    height: 5px;
  }

  .header-divider,
  .header-cta {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .site-header.nav-open {
    backdrop-filter: none;
  }

  .cat-hero__inner {
    grid-template-columns: 1fr;
  }

  .cat-hero__figure {
    max-width: 640px;
  }

  .cat-layout {
    grid-template-columns: 1fr;
  }

  .cat-aside {
    position: static;
    grid-template-columns: 1fr;
  }

  .data-panel {
    grid-template-columns: 1fr;
  }

  .dash-visual {
    min-height: 230px;
  }

  .comparison-grid {
    grid-template-columns: 1fr;
  }

  .compare-arrow {
    transform: rotate(90deg);
    font-size: 1.4rem;
  }
}

@media (max-width: 760px) {
  .section {
    padding: 54px 0;
  }

  .feature-block {
    grid-template-columns: 1fr;
  }

  .feature-block__media {
    min-height: 190px;
  }

  .feature-block:nth-child(even) {
    direction: ltr;
  }

  .feature-points {
    grid-template-columns: 1fr;
  }

  .cat-hero__metric {
    grid-template-columns: 1fr 1fr;
    gap: 20px 10px;
  }

  .cat-hero__metric-item:nth-child(3) {
    border-left: 0;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 20px;
  }

  .cta-zone__grid {
    gap: 24px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-field.is-full {
    grid-column: auto;
  }

  .footer-primary__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom__inner,
  .footer-copy__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .container,
  .header-inner {
    padding-left: 12px;
    padding-right: 12px;
  }

  .header-inner {
    height: 64px;
  }

  .header-divider,
  .header-cta {
    display: none;
  }

  .cat-hero__metric {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .cat-hero__metric-item + .cat-hero__metric-item {
    border-left: 0;
    padding-left: 0;
  }

  .dash-visual__inner {
    padding: 14px;
  }

  .dash-main {
    align-items: flex-start;
  }

  .dash-teams {
    text-align: left;
  }

  .dash-board {
    grid-template-columns: 1fr;
  }

  .side-panel__body {
    padding: 10px 16px 16px;
  }

  .faq-item__summary {
    font-size: 0.94rem;
  }

  .btn {
    width: 100%;
  }

  .form-side {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}

/* roulang page: category3 */
:root {
  --bg: #F4F5F1;
  --surface: #FFFFFF;
  --ink: #15251F;
  --ink-2: #43554D;
  --line: rgba(21, 37, 31, 0.1);
  --primary: #21463B;
  --primary-deep: #18332B;
  --accent: #C5A45C;
  --accent-soft: rgba(197, 164, 92, 0.16);
  --serif: Georgia, "Times New Roman", serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 4px;
  --radius-lg: 10px;
  --shadow: 0 1px 1px rgba(0, 0, 0, 0.02), 0 12px 30px rgba(21, 37, 31, 0.04);
  --container: 1200px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.is-locked {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

::selection {
  background: rgba(197, 164, 92, 0.22);
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(16px, 3vw, 24px);
}

main {
  overflow: clip;
}

.section {
  padding-block: clamp(70px, 10vw, 124px);
}

.section--tint {
  background: #EEF0EB;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: clamp(28px, 4vw, 58px);
}

.section-head h2 {
  max-width: 720px;
  margin: 0;
}

.section-head__desc {
  max-width: 380px;
  color: var(--ink-2);
  font-size: 15px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  white-space: nowrap;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
  flex: none;
}

.eyebrow--light {
  color: rgba(255, 255, 255, 0.74);
}

.eyebrow--light::before {
  background: var(--accent);
}

h1,
h2,
h3,
p,
ol,
ul,
figure {
  margin: 0;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-weight: 500;
  line-height: 1.28;
}

h2 {
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
  letter-spacing: -0.015em;
}

h3 {
  font-size: 1.15rem;
}

ul,
ol {
  padding: 0;
}

li {
  list-style: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 26px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), transform 0.4s var(--ease), color 0.4s var(--ease);
  white-space: nowrap;
}

.btn--primary {
  background: var(--primary);
  color: #ffffff;
  border: 1px solid var(--primary);
}

.btn--primary:hover {
  background: var(--primary-deep);
  border-color: var(--primary-deep);
  transform: translateY(-2px);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--ghost-light {
  border: 1px solid rgba(255, 255, 255, 0.48);
  color: #ffffff;
}

.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(21, 37, 31, 0.28);
  font-weight: 500;
  font-size: 15px;
  transition: color 0.4s var(--ease), border-color 0.4s var(--ease), gap 0.4s var(--ease);
}

.link-arrow:hover {
  color: var(--primary);
  border-color: var(--primary);
  gap: 12px;
}

.link-arrow--light {
  color: #ffffff;
  border-bottom-color: rgba(255, 255, 255, 0.5);
}

.link-arrow--light:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Header
------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 130;
  height: 72px;
  background: rgba(244, 245, 241, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.site-header.scrolled {
  background: rgba(244, 245, 241, 0.92);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 0 rgba(21, 37, 31, 0.02), 0 8px 24px rgba(21, 37, 31, 0.03);
}

.header-inner {
  max-width: var(--container);
  height: 100%;
  margin-inline: auto;
  padding-inline: clamp(16px, 3vw, 24px);
  display: flex;
  align-items: center;
  gap: 26px;
  position: relative;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.logo-icon {
  width: 22px;
  height: 22px;
  position: relative;
  border: 1.5px solid var(--primary);
  border-radius: 50%;
  flex: none;
}

.logo-icon::before {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--accent);
  border-radius: 50%;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.1vw, 34px);
  margin-left: auto;
}

.main-nav a {
  position: relative;
  display: inline-block;
  padding: 8px 0;
  color: var(--ink-2);
  font-size: 15px;
  white-space: nowrap;
  transition: color 0.3s var(--ease);
}

.main-nav a:hover {
  color: var(--ink);
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 3px;
  width: 18px;
  height: 1px;
  background: var(--accent);
  transform: translateX(-50%) scaleX(0);
  transform-origin: center;
  transition: transform 0.4s var(--ease);
}

.main-nav a:hover::after {
  transform: translateX(-50%) scaleX(0.8);
}

.main-nav a.active {
  color: var(--ink);
  font-weight: 500;
}

.main-nav a.active::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

.main-nav a.active::after {
  transform: translateX(-50%) scaleX(1);
}

.header-divider {
  width: 1px;
  height: 18px;
  background: var(--line);
  flex: none;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  padding: 8px 0;
  transition: color 0.3s var(--ease);
}

.header-cta:hover {
  color: var(--primary);
}

.header-cta .arrow {
  font-size: 17px;
  transition: transform 0.4s var(--ease);
}

.header-cta:hover .arrow {
  transform: translateX(4px);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  padding: 0;
  background: transparent;
  border: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.4s var(--ease), opacity 0.3s var(--ease);
}

.nav-toggle:hover span {
  background: var(--primary);
}

.site-header.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.site-header.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.site-header.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Page hero
------------------------------------------ */
.page-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(42px, 6vw, 78px) 0 clamp(40px, 6vw, 76px);
  background:
    linear-gradient(180deg, rgba(232, 235, 228, 0.35) 0%, rgba(244, 245, 241, 0.96) 72%),
    linear-gradient(90deg, rgba(244, 245, 241, 0.96) 0%, rgba(231, 234, 226, 0.78) 100%),
    url("/assets/images/backpic/back-2.png") center right / cover no-repeat var(--bg);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 430px);
  gap: clamp(36px, 7vw, 84px);
  align-items: center;
}

.page-hero h1 {
  max-width: 850px;
  font-size: clamp(2.2rem, 4vw, 3.75rem);
  font-weight: 600;
  line-height: 1.13;
  letter-spacing: -0.025em;
}

.page-hero h1 .brand-break {
  color: var(--primary);
}

.hero-lead {
  max-width: 660px;
  margin-top: 24px;
  color: var(--ink-2);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 34px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid rgba(21, 37, 31, 0.12);
}

.hero-proof li {
  color: var(--ink-2);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.hero-proof li strong {
  display: block;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.2;
  font-weight: 500;
}

.hero-proof li strong small {
  font-family: var(--font-sans);
  font-size: 13px;
}

.hero-art {
  position: relative;
  border-radius: 6px;
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--surface);
}

.hero-art img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.02);
  transition: transform 1.6s var(--ease);
}

.hero-art:hover img {
  transform: scale(1.035);
}

.hero-art__meta {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.02em;
}

.hero-art__meta .status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 40px;
  background: rgba(21, 37, 31, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  font-size: 12px;
}

.hero-art__meta .status-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  background: #BDE08A;
  border-radius: 50%;
}

.hero-art__meta .meta-num {
  font-family: var(--serif);
  font-size: 24px;
  line-height: 1;
}

/* Stats band
------------------------------------------ */
.stats-band {
  background: var(--primary-deep);
  color: rgba(255, 255, 255, 0.8);
  padding: 34px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1.1fr repeat(3, 1fr);
  gap: 26px;
  align-items: center;
}

.stats-intro h2 {
  max-width: 320px;
  color: #fff;
  font-size: clamp(18px, 1.5vw, 24px);
  line-height: 1.4;
}

.stats-grid .stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-left: 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.stat__num {
  color: #fff;
  font-family: var(--serif);
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 500;
}

.stat__num em {
  color: var(--accent);
  font-size: 0.58em;
  font-style: normal;
  margin-left: 3px;
}

.stat__label {
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

/* Contrast compare
------------------------------------------ */
.compare-wrap {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.compare-pane {
  padding: clamp(26px, 3.4vw, 52px);
}

.compare-pane--old {
  border-right: 1px solid var(--line);
  background: var(--surface);
}

.compare-pane--new {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.8);
}

.compare-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  font-weight: 500;
}

.compare-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.compare-pane--old .compare-label {
  color: var(--ink-2);
}

.compare-pane--old .compare-label::before {
  background: #C9CCC6;
}

.compare-pane--new .compare-label {
  color: var(--accent);
}

.compare-pane--new .compare-label::before {
  background: var(--accent);
}

.compare-pane h3 {
  margin: 20px 0 0;
  font-size: clamp(1.3rem, 1.8vw, 1.85rem);
  letter-spacing: -0.01em;
}

.compare-pane--new h3 {
  color: #fff;
}

.compare-list {
  margin-top: 24px;
  display: grid;
  gap: 18px;
}

.compare-list li {
  display: grid;
  grid-template-columns: 8px 1fr;
  gap: 12px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.85;
}

.compare-pane--new .compare-list li {
  color: rgba(255, 255, 255, 0.78);
}

.compare-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 11px;
  border-radius: 50%;
  background: var(--accent);
}

.compare-pane--old .compare-list li::before {
  background: #D9DCD4;
}

/* Service matrix
------------------------------------------ */
.service-rows {
  border-top: 1px solid var(--line);
}

.service-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) minmax(220px, 0.9fr);
  gap: clamp(24px, 3.4vw, 54px);
  align-items: start;
  padding: clamp(28px, 4.2vw, 52px) 10px;
  border-bottom: 1px solid var(--line);
  transition: background 0.4s var(--ease), padding 0.4s var(--ease);
}

.service-row:hover {
  background: rgba(255, 255, 255, 0.6);
  padding-left: 22px;
}

.service-row__no {
  color: var(--accent);
  font-family: var(--serif);
  font-size: 34px;
  line-height: 1;
  margin-top: 8px;
  font-weight: 500;
}

.service-row__content {
  max-width: 680px;
}

.service-kicker {
  display: block;
  color: var(--ink-2);
  font-size: 12px;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}

.service-row__content h3 {
  font-size: clamp(1.35rem, 2vw, 1.95rem);
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.service-row__content p {
  max-width: 540px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.9;
}

.service-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: 20px;
}

.service-topics span {
  display: inline-flex;
  align-items: center;
  padding: 4px 11px;
  border-radius: 40px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  color: var(--ink-2);
}

.service-row__aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 14px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.8;
}

.service-row__aside .aside-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}

.service-row__aside .aside-tag::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

/* Scenario
------------------------------------------ */
.scenario-block {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(28px, 4.2vw, 64px);
  align-items: center;
}

.scenario-block + .scenario-block {
  margin-top: clamp(46px, 7vw, 88px);
  border-top: 1px solid var(--line);
  padding-top: clamp(46px, 7vw, 88px);
}

.scenario-copy {
  grid-column: span 5;
}

.scenario-copy--media-left {
  grid-column: span 5;
  order: 1;
}

.scenario-media {
  grid-column: span 7;
  position: relative;
  border-radius: 7px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.scenario-media img {
  width: 100%;
  aspect-ratio: 16 / 10.5;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}

.scenario-media:hover img {
  transform: scale(1.025);
}

.scenario-label {
  display: inline-flex;
  gap: 10px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  align-items: center;
  margin-bottom: 18px;
}

.scenario-label::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--accent);
}

.scenario-copy h3 {
  font-size: clamp(1.4rem, 2vw, 2rem);
  letter-spacing: -0.015em;
}

.scenario-copy > p {
  margin-top: 14px;
  color: var(--ink-2);
  font-size: 15px;
}

.check-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.check-list li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 8px;
  color: var(--ink);
  font-size: 14px;
}

.check-list li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 700;
}

.scenario-note {
  margin-top: 24px;
  padding: 14px 16px;
  border-left: 2px solid var(--accent);
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink-2);
  font-size: 13px;
}

/* Workflow
------------------------------------------ */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  counter-reset: flow;
}

.flow-item {
  padding: 0 22px 0 0;
  border-top: 2px solid var(--line);
  padding-top: 24px;
  transition: border-color 0.4s var(--ease);
}

.flow-item:hover {
  border-top-color: var(--accent);
}

.flow-item__no {
  color: var(--accent);
  font-family: var(--serif);
  font-size: 32px;
  line-height: 1;
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 18px;
}

.flow-item h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.flow-item p {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.8;
  padding-right: 6px;
}

/* FAQ
------------------------------------------ */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-list {
  border-bottom: 1px solid var(--line);
}

.faq-item {
  border-top: 1px solid var(--line);
}

.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  padding: 20px 0;
  min-height: 66px;
  background: none;
  border: 0;
  cursor: pointer;
  color: var(--ink);
  font-size: 16px;
  font-weight: 500;
  text-align: left;
  transition: color 0.3s var(--ease), padding 0.3s var(--ease);
}

.faq-q:hover {
  color: var(--primary);
}

.faq-icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex: none;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ink-2);
  transform: translate(-50%, -50%);
  transition: background 0.3s var(--ease), transform 0.45s var(--ease);
}

.faq-icon::before {
  width: 14px;
  height: 1.5px;
}

.faq-icon::after {
  width: 1.5px;
  height: 14px;
}

.faq-item.open .faq-icon::before,
.faq-item.open .faq-icon::after {
  transform: translate(-50%, -50%) rotate(45deg);
  background: var(--primary);
}

.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease);
}

.faq-a > div {
  overflow: hidden;
}

.faq-a__inner {
  padding: 0 0 24px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.95;
  max-width: 680px;
}

.faq-item.open .faq-a {
  grid-template-rows: 1fr;
}

.faq-more {
  text-align: center;
  margin-top: 28px;
}

/* CTA form
------------------------------------------ */
.cta-section {
  background: linear-gradient(180deg, var(--bg) 0%, #ECEFE9 100%);
}

.cta-box {
  display: grid;
  grid-template-columns: 5fr 7fr;
  background: var(--primary);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(21, 37, 31, 0.1);
}

.cta-panel {
  padding: clamp(30px, 4.8vw, 68px);
  color: rgba(255, 255, 255, 0.8);
}

.cta-panel h2 {
  color: #fff;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
}

.cta-panel > p {
  margin-top: 16px;
  max-width: 440px;
  font-size: 15px;
  line-height: 1.9;
}

.cta-points {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.cta-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

.cta-points li::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  flex: none;
}

.cta-form-panel {
  background: #F5F2EA;
  padding: clamp(26px, 4vw, 56px);
  display: flex;
  align-items: center;
}

.lead-form {
  width: 100%;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group--full {
  grid-column: span 2;
}

.form-label {
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  border: 1px solid rgba(21, 37, 31, 0.12);
  border-radius: 4px;
  background: #fff;
  color: var(--ink);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

textarea.form-control {
  min-height: 96px;
  resize: vertical;
}

.form-control::placeholder {
  color: #A4AAA3;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

select.form-control {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #43554D 50%), linear-gradient(135deg, #43554D 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 14px) 50%;
  background-size: 4px 4px, 4px 4px;
  background-repeat: no-repeat;
}

.form-note {
  margin: 14px 0 18px;
  color: #98A098;
  font-size: 11px;
  line-height: 1.7;
}

.form-submit {
  width: 100%;
}

/* Footer
------------------------------------------ */
.footer-primary {
  background: var(--primary-deep);
  color: rgba(255, 255, 255, 0.76);
  padding: 58px 0;
}

.footer-primary__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.55fr);
  gap: clamp(30px, 6vw, 80px);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
  font-size: 27px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.footer-brand .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.footer-about {
  max-width: 470px;
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
  line-height: 1.9;
}

.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.footer-tags span {
  display: inline-flex;
  padding: 4px 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 40px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
}

.footer-contact {
  padding-left: 34px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-contact a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--accent);
  font-size: 15px;
  font-weight: 500;
  transition: gap 0.4s var(--ease);
}

.footer-contact a:hover {
  gap: 14px;
}

.footer-contact p {
  margin-top: 22px;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.54);
}

.footer-bottom {
  background: #E7E9E2;
  border-top: 1px solid var(--line);
  padding: 18px 0;
}

.footer-bottom__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-meta-left,
.footer-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--ink-2);
  font-size: 13px;
}

.footer-nav {
  flex-wrap: wrap;
}

.footer-nav a {
  color: var(--ink-2);
  transition: color 0.3s var(--ease);
}

.footer-nav a:hover {
  color: var(--primary);
}

.footer-copy {
  background: #E1E4DD;
  border-top: 1px solid var(--line);
  padding: 14px 0;
  font-size: 12px;
  color: #7A857E;
}

.footer-copy__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-copy a {
  color: #7A857E;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Media queries
------------------------------------------ */
@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .stats-intro {
    grid-column: span 3;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    margin-bottom: 8px;
  }
}

@media (max-width: 960px) {
  .site-header {
    height: 64px;
  }

  .header-inner {
    gap: 14px;
  }

  .header-divider {
    display: none;
  }

  .header-cta {
    margin-left: auto;
    font-size: 14px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: calc(100% + 0px);
    left: 12px;
    right: 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 10px 20px 16px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 24px 50px rgba(21, 37, 31, 0.12);
  }

  .site-header.nav-open .main-nav {
    display: flex;
  }

  .main-nav a {
    min-height: 48px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    padding: 4px 0;
    color: var(--ink);
  }

  .main-nav a:last-child {
    border-bottom: 0;
  }

  .main-nav a.active::before,
  .main-nav a.active::after {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .hero-art {
    max-width: 560px;
  }

  .section-head {
    display: block;
  }

  .section-head__desc {
    margin-top: 10px;
    max-width: 560px;
  }

  .compare-wrap {
    grid-template-columns: 1fr;
  }

  .compare-pane--old {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .service-row {
    grid-template-columns: 56px minmax(0, 1fr);
  }

  .service-row__aside {
    grid-column: 2;
  }

  .flow-grid {
    grid-template-columns: 1fr 1fr;
    row-gap: 38px;
    column-gap: 24px;
  }

  .cta-box {
    grid-template-columns: 1fr;
  }

  .footer-primary__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-contact {
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 28px 0 0;
  }
}

@media (max-width: 760px) {
  .page-hero h1 {
    font-size: clamp(1.9rem, 6vw, 2.8rem);
  }

  .page-hero {
    background:
      linear-gradient(180deg, rgba(232, 235, 228, 0.18) 0%, rgba(244, 245, 241, 0.98) 76%),
      url("/assets/images/backpic/back-2.png") center right / cover no-repeat var(--bg);
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px 18px;
  }

  .stats-intro {
    grid-column: span 2;
  }

  .stat {
    padding-left: 14px;
  }

  .service-row {
    grid-template-columns: 1fr;
    padding: 30px 0;
    gap: 12px;
  }

  .service-row:hover {
    padding-left: 0;
  }

  .service-row__no {
    margin-top: 0;
  }

  .service-row__aside {
    grid-column: 1;
    padding-top: 2px;
  }

  .scenario-copy,
  .scenario-media {
    grid-column: span 12;
  }

  .scenario-copy--media-left {
    order: 0;
  }

  .scenario-copy--media-left + .scenario-media {
    order: 1;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-group--full {
    grid-column: span 1;
  }

  .footer-bottom__inner,
  .footer-copy__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .header-cta .arrow {
    display: none;
  }

  .hero-proof {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stats-intro {
    grid-column: span 1;
  }

  .stat {
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-left: 0;
    padding-top: 16px;
  }

  .flow-grid {
    grid-template-columns: 1fr;
  }

  .footer-nav {
    justify-content: flex-start;
    row-gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}