/* roulang page: index */
:root {
  --bg: #F7F8F3;
  --card: #FFFFFF;
  --green-950: #071F1B;
  --green-900: #0C3D36;
  --green-800: #14685C;
  --green-600: #2FA390;
  --green-200: #CDEAE3;
  --green-100: #E5F4F0;
  --orange-500: #F97316;
  --orange-100: #FFE9D9;
  --ink: #11231F;
  --ink-soft: #5F716C;
  --line: #E3EAE6;
  --danger: #C8433C;
  --success: #1E8A5C;
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-sm: 0 4px 20px rgba(12,61,54,.06);
  --shadow-md: 0 14px 30px rgba(12,61,54,.12);
  --shadow-orange: 0 10px 26px rgba(249,115,22,.28);
  --container: 1280px;
  --gradient: linear-gradient(135deg,#14685C 0%,#2FA390 52%,#A1D9C9 100%);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 2px solid var(--green-800);
  outline-offset: 3px;
  border-radius: 6px;
}
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; color: var(--green-900); font-weight: 800; }
h1 { font-size: clamp(32px, 4.6vw, 54px); letter-spacing: -1px; }
h2 { font-size: clamp(28px, 3.2vw, 38px); }
h3 { font-size: clamp(19px, 1.8vw, 22px); font-weight: 700; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 36px; }
.section-title { font-size: clamp(28px, 3vw, 40px); letter-spacing: -.5px; }
.section-sub { max-width: 560px; margin: 12px 0 0; color: var(--ink-soft); }
.text-orange { color: var(--orange-500); }
.btn-group { display: inline-flex; flex-wrap: wrap; gap: 14px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .22s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--orange-500); color: #fff; box-shadow: var(--shadow-orange); }
.btn-primary:hover { background: #E5600F; transform: translateY(-2px); }
.btn-primary:active { background: #D55A0B; }
.btn-secondary { background: var(--card); color: var(--green-900); border-color: var(--green-800); }
.btn-secondary:hover { background: var(--green-100); border-color: var(--green-800); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--green-900); }
.btn-light:hover { background: var(--green-100); }
.btn-dark { background: var(--green-950); color: #fff; }
.btn-dark:hover { background: var(--green-900); }

/* Header / Dock */
.site-header {
  position: sticky;
  top: 16px;
  z-index: 50;
  padding: 0 12px;
}
.dock-nav {
  max-width: min(1180px, calc(100% - 0px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(12,61,54,.08);
  border-radius: 999px;
  padding: 10px 12px 10px 18px;
  box-shadow: var(--shadow-sm);
}
.brand-logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.logo-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 13px 4px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--green-900), var(--green-800));
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -.2px;
  box-shadow: 0 3px 0 rgba(7,31,27,.65), 0 8px 18px rgba(12,61,54,.18);
  transform: translateY(-1px);
}
.logo-dot {
  width: 7px; height: 7px;
  background: var(--orange-500);
  border-radius: 50%;
  margin: 13px 0 0 -8px;
}
.dock-list ul { display: flex; align-items: center; gap: 2px; margin-left: 18px; flex-wrap: wrap; }
.dock-list a { display: block; padding: 8px 14px; font-size: 15px; font-weight: 500; color: var(--ink); border-radius: 999px; transition: all .18s; line-height: 1.4; }
.dock-list a:hover { background: var(--green-100); color: var(--green-800); }
.dock-list a.active { background: var(--green-100); color: var(--green-900); font-weight: 700; }
.nav-spacer { margin-left: auto; }
.dock-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.dock-actions .btn { min-height: 42px; padding: 0 20px; font-size: 14px; }
.search-btn {
  width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); background: transparent;
  border-radius: 999px; cursor: pointer; color: var(--green-900); transition: background .2s;
}
.search-btn:hover { background: #f1f5f2; }
.nav-toggle { display: none; width: 42px; height: 42px; align-items: center; justify-content: center; font-size: 22px; color: var(--green-900); border: 1px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer; }
#navToggle { display: none; }
.dock-list .nav-more-item { display: none; }

/* Hero */
.hero { padding: 92px 0 64px; overflow: hidden; position: relative; }
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 88% 10%, rgba(162,217,201,.55), transparent 40%),
              radial-gradient(circle at 10% 90%, rgba(249,115,22,.08), transparent 32%),
              linear-gradient(180deg, #FDFDFB, #F2F7F4);
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(12,61,54,.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(12,61,54,.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,.6), transparent 80%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center; }
.hero-copy { padding-top: 20px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--green-100);
  color: var(--green-900);
  font-size: 13px; font-weight: 700;
  letter-spacing: .6px;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.hero h1 { margin-bottom: 22px; }
.hero-lead { font-size: 17px; color: var(--ink-soft); max-width: 560px; }
.hero-badges { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.h-badge {
  background: rgba(255,255,255,.75);
  border: 1px solid var(--line);
  border-radius: 16px;
  min-height: 66px;
  padding: 8px 18px;
  display: flex; flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}
.h-badge strong { display: block; font-size: 23px; font-weight: 800; color: var(--green-900); letter-spacing: -.5px; }
.h-badge span { font-size: 12.5px; color: var(--ink-soft); }

/* Hero Visual */
.hero-visual { display: flex; justify-content: center; padding-right: 8px; }
.phone-frame {
  width: min(300px, 74%);
  aspect-ratio: 9/16;
  position: relative;
  border-radius: 40px;
  padding: 10px;
  background: linear-gradient(160deg, var(--green-900), var(--green-600) 60%, var(--orange-500) 140%);
  box-shadow: 0 28px 60px rgba(12,61,54,.24);
}
.phone-screen {
  position: relative;
  width: 100%; height: 100%;
  border-radius: 30px;
  overflow: hidden;
  background: #0e241f;
}
.phone-screen img { width: 100%; height: 100%; object-fit: cover; }
.phone-home {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 22px 18px 20px;
  background: linear-gradient(transparent, rgba(5,20,17,.92));
  color: #fff;
}
.phone-rate { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,.15); border-radius: 999px; padding: 3px 11px; font-size: 12px; margin-bottom: 10px; border: 1px solid rgba(255,255,255,.18); }
.phone-first { font-size: 17px; font-weight: 700; line-height: 1.4; }
.phone-second { color: rgba(255,255,255,.78); font-size: 12.5px; margin-top: 4px; }
.phone-center {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none; flex-direction: column; gap: 12px;
}
.play-circle {
  width: 62px; height: 62px;
  background: var(--orange-500);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 12px rgba(255,255,255,.24), var(--shadow-orange);
}
.play-circle svg { fill: #fff; margin-left: 4px; }
.scroll-double { display: flex; gap: 24px; font-size: 12px; color: rgba(255,255,255,.8); letter-spacing: 1px; }

/* Info pills */
.info-band { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pill-row { display: flex; align-items: center; gap: 14px; padding: 26px 0; flex-wrap: wrap; }
.band-label { font-size: 13px; color: var(--ink-soft); white-space: nowrap; font-weight: 600; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; background: var(--green-100); border-radius: 999px; border: 1px solid rgba(12,61,54,.06); color: var(--green-900); font-size: 14px; font-weight: 600; white-space: nowrap; }
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 999px; background: var(--orange-500); }
.pill-row .pill:nth-child(2n)::before { background: var(--green-600); }

/* Clip cards */
.clip-track { display: flex; gap: 22px; overflow-x: auto; padding: 6px 2px 22px; scroll-snap-type: x mandatory; }
.clip-track::-webkit-scrollbar { height: 8px; }
.clip-track::-webkit-scrollbar-thumb { background: var(--green-200); border-radius: 99px; }
.clip-track::-webkit-scrollbar-track { background: transparent; }
.clip-card { flex: 0 0 min(330px, 82vw); scroll-snap-align: start; }
.clip-card .clip-head { position: relative; border-radius: 22px; overflow: hidden; aspect-ratio: 3/4; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: .25s; }
.clip-card:hover .clip-head { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--green-600); }
.clip-head img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.clip-card:hover .clip-head img { transform: scale(1.04); }
.clip-corner { position: absolute; top: 12px; left: 12px; z-index: 2; }
.platform-tag { background: rgba(12,61,54,.78); color: #fff; border-radius: 999px; font-size: 11.5px; padding: 4px 10px; backdrop-filter: blur(4px); }
.time-tag { position: absolute; right: 12px; bottom: 10px; background: rgba(0,0,0,.6); color: white; font-size: 12px; padding: 2px 10px; border-radius: 99px; }
.like-tag { position: absolute; right: 12px; bottom: 42px; background: var(--orange-100); color: #b7480d; font-size: 11px; padding: 2px 9px; border-radius: 99px; font-weight: 700; }
.clip-play { position: absolute; inset: 0; margin: auto; width: 50px; height: 50px; background: rgba(255,255,255,.9); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--green-900); box-shadow: 0 4px 14px rgba(0,0,0,.16); transition: all .2s; }
.clip-card:hover .clip-play { transform: scale(1.1); background: var(--orange-500); color: #fff; }
.clip-title { margin-top: 15px; font-size: 17px; font-weight: 700; color: var(--green-900); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.5; }
.clip-sub { color: var(--ink-soft); font-size: 13px; margin-top: 7px; display: flex; gap: 10px; flex-wrap: wrap; }

/* Ranked List */
.ranked-list { background: var(--green-100); position: relative; }
.ranked-list .section-head .section-sub { color: var(--green-950); opacity: .75; }
.rank-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.rank-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 30px 34px 32px 30px;
  display: grid;
  grid-template-columns: 92px 1fr;
  align-items: start;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(12,61,54,.05);
  transition: all .24s;
  position: relative;
  overflow: hidden;
}
.rank-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.rank-index { width: 58px; height: 58px; background: var(--green-100); border-radius: 18px; display: flex; align-items: center; justify-content: center; font-size: 28px; font-weight: 800; color: var(--green-900); letter-spacing: -2px; }
.rank-card:nth-child(2) .rank-index { background: var(--orange-100); color: #C4550E; }
.rank-body { position: relative; z-index: 1; }
.rank-body h3 { font-size: 20px; margin-bottom: 8px; }
.rank-text { color: var(--ink-soft); font-size: 14.5px; margin-bottom: 14px; }
.rank-points { display: flex; flex-direction: column; gap: 7px; margin: 4px 0 18px; }
.rank-points li { display: flex; gap: 10px; font-size: 14px; color: var(--ink); }
.rank-points li::before { content: ""; width: 6px; height: 6px; border-radius: 99px; background: var(--green-600); margin-top: 10px; flex-shrink: 0; }
.rank-cta { display: inline-flex; align-items: center; gap: 7px; color: var(--green-800); font-size: 14px; font-weight: 600; }
.rank-cta svg { transition: transform .2s; }
.rank-cta:hover svg { transform: translateX(4px); }

/* Testimonial */
.testimonial-band { background: var(--gradient); border-radius: 0; color: #fff; }
.testimonial-band .section-title { color: #fff; }
.testimonial-band .section-sub { color: rgba(255,255,255,.78); }
.testi-track { display: flex; gap: 18px; overflow-x: auto; padding-bottom: 18px; scroll-snap-type: x mandatory; }
.testi-track::-webkit-scrollbar-thumb { background: rgba(255,255,255,.5); }
.testi-card {
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(10px);
  border-radius: 22px;
  flex: 0 0 min(360px, 84vw);
  padding: 22px 24px;
  scroll-snap-align: start;
}
.testi-user { display: flex; align-items: center; gap: 12px; margin-bottom: 13px; }
.testi-av { width: 43px; height: 43px; border-radius: 50%; background: #fff; color: var(--green-900); display: flex; align-items: center; justify-content: center; font-weight: 800; flex-shrink: 0; }
.testi-name strong { display: block; font-size: 15px; color: #fff; line-height: 1.2; }
.testi-name span { color: rgba(255,255,255,.7); font-size: 12px; }
.stars { color: #FFC94D; font-size: 13px; letter-spacing: 1px; margin-left: auto; }
.testi-text { color: rgba(255,255,255,.93); font-size: 14.5px; line-height: 1.85; }
.testi-scene { display: inline-block; margin-top: 14px; background: rgba(255,255,255,.15); border-radius: 999px; padding: 4px 12px; font-size: 11.5px; color: rgba(255,255,255,.9); border: 1px solid rgba(255,255,255,.2); }

/* Stats banner */
.stats-banner { border-radius: var(--radius-xl); background: var(--green-950); margin: 96px auto; max-width: 1240px; position: relative; overflow: hidden; color: white; }
.stats-banner::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(7,31,27,.88), rgba(7,31,27,.28) 60%, rgba(12,61,54,.32)),
              url('/assets/images/backpic/back-1.webp') right bottom / cover no-repeat;
}
.stats-inner { position: relative; z-index: 1; display: flex; gap: 24px; align-items: stretch; flex-wrap: wrap; padding: 40px; }
.stats-main { flex: 1.2; min-width: 260px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16); border-radius: 28px; padding: 24px 26px; display: flex; flex-direction: column; justify-content: space-between; }
.stats-main .num { font-size: 64px; line-height: 1; font-weight: 800; letter-spacing: -3px; }
.stats-sub { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; flex: 1; }
.stats-mini { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.13); border-radius: 22px; padding: 20px 22px; display: flex; flex-direction: column; justify-content: center; }
.stats-mini .num { font-size: 33px; font-weight: 800; letter-spacing: -1px; line-height: 1.1; }
.stats-mini .label { font-size: 13px; color: rgba(255,255,255,.68); margin-top: 5px; }
.stats-main .label-d { color: rgba(255,255,255,.75); font-size: 14px; margin-top: 14px; }

/* Latest info */
.news-layout { display: grid; grid-template-columns: 1fr 330px; gap: 40px; align-items: start; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item {
  display: grid; grid-template-columns: 150px 1fr auto;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 14px 18px 14px 14px;
  border-radius: 20px;
  transition: all .2s;
  position: relative;
}
.news-item:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: rgba(12,61,54,.2); }
.news-thumb { width: 150px; height: 96px; object-fit: cover; border-radius: 14px; }
.news-box { display: flex; flex-direction: column; justify-content: center; min-width: 0; }
.news-cat { font-size: 12px; color: var(--green-800); background: var(--green-100); padding: 2px 10px; border-radius: 99px; align-self: flex-start; font-weight: 600; }
.news-title { font-size: 16.5px; font-weight: 700; color: var(--ink); margin-top: 7px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.5; }
.news-meta { display: flex; gap: 16px; margin-top: 10px; font-size: 12px; color: var(--ink-soft); }
.news-arrow { display: flex; align-items: center; justify-content: center; padding: 0 10px; color: var(--green-800); }
.news-empty { grid-column: 1/-1; background: #fff; border-radius: 22px; border: 1px dashed var(--line); text-align: center; padding: 60px 16px; color: var(--ink-soft); }
.news-aside { position: sticky; top: 110px; display: flex; flex-direction: column; gap: 18px; }
.look-card { background: var(--gradient); border-radius: var(--radius-lg); padding: 24px; color: white; }
.look-card span { font-size: 12px; color: rgba(255,255,255,.75); }
.look-card strong { display: block; font-size: 21px; margin: 9px 0 8px; line-height: 1.4; }
.look-card p { font-size: 13.5px; color: rgba(255,255,255,.85); margin-bottom: 16px; }
.look-link { display: inline-flex; align-items: center; gap: 8px; background: #fff; color: var(--green-900); border-radius: 999px; font-size: 13px; font-weight: 700; padding: 9px 17px; }
.search-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px; }
.search-card input[type=search] { width: 100%; height: 46px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg); padding: 0 15px; font-size: 14px; font-family: inherit; transition: border .2s; }
.search-card input[type=search]:focus { outline: none; border-color: var(--green-800); box-shadow: 0 0 0 3px rgba(20,104,92,.08); }

/* FAQ */
.faq { background: #fff; }
.faq-grid { display: grid; gap: 14px; max-width: 900px; margin: 0 auto; }
.faq-item { border: 1px solid var(--line); border-radius: 18px; overflow: hidden; transition: border .2s; background: #fff; }
.faq-item:hover { border-color: rgba(12,61,54,.25); }
.faq-item summary { cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; font-weight: 600; font-size: 16px; color: var(--ink); list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--green-100); color: var(--green-900); display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 17px; }
.faq-item[open] summary { color: var(--green-900); }
.faq-item[open] .faq-icon { background: var(--orange-500); color: #fff; }
.faq-a { padding: 2px 24px 22px; color: var(--ink-soft); font-size: 14.5px; line-height: 1.9; }

/* CTA block */
.cta-zone { padding: 40px 0 100px; }
.cta-big {
  position: relative;
  border-radius: var(--radius-xl);
  background: var(--gradient);
  padding: 42px;
  overflow: hidden;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.cta-big::after { content: ""; position: absolute; width: 260px; height: 260px; right: -62px; top: -92px; border: 52px solid rgba(255,255,255,.09); border-radius: 50%; }
.cta-copy { color: white; position: relative; z-index: 1; }
.cta-copy span { font-size: 13px; color: rgba(255,255,255,.7); }
.cta-copy h2 { font-size: clamp(25px, 3vw, 36px); color: #fff; margin: 10px 0 12px; }
.cta-copy p { color: rgba(255,255,255,.83); font-size: 15px; }
.cta-form { background: #fff; border-radius: 26px; padding: 19px 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; position: relative; z-index: 1; }
.field { display: flex; flex-direction: column; }
.field label { font-size: 12.5px; color: var(--ink-soft); margin-bottom: 5px; font-weight: 500; }
.field input, .field select { height: 44px; border: 1px solid var(--line); border-radius: 11px; padding: 0 13px; font-size: 14px; font-family: inherit; background: var(--bg); transition: all .2s; }
.field input:focus, .field select:focus { outline: none; border-color: var(--green-800); background: #fff; box-shadow: 0 0 0 3px rgba(20,104,92,.09); }
.cta-form .btn { grid-column: 1 / -1; width: 100%; margin-top: 4px; min-height: 50px; }

/* Footer */
.site-footer { background: var(--green-950); color: rgba(255,255,255,.72); padding: 60px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 36px; }
.footer-brand .logo-key { box-shadow: none; transform: none; border-radius: 10px; font-size: 14px; }
.footer-brand p { font-size: 13.5px; line-height: 1.9; max-width: 280px; margin: 16px 0 0 0; }
.footer-col-title { color: #fff; font-size: 14px; font-weight: 700; margin: 6px 0 14px; }
.footer-col li + li { margin-top: 9px; }
.footer-col a { color: rgba(255,255,255,.66); font-size: 14px; transition: color .16s; }
.footer-col a:hover { color: #fff; }
.footer-contact p { font-size: 14px; margin-bottom: 7px; }
.copyright { border-top: 1px solid rgba(255,255,255,.1); padding-top: 20px; margin-top: 48px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 12.5px; color: rgba(255,255,255,.38); }

/* Responsive */
@media (max-width: 1024px) {
  .container { padding: 0 20px; }
  .section { padding: 72px 0; }
  .hero { padding: 72px 0 40px; }
  .hero .container { gap: 28px; }
  .clip-card { flex-basis: 300px; }
  .rank-grid { gap: 18px; }
  .stats-banner { margin: 72px auto; }
}
@media (max-width: 920px) {
  .site-header { top: 8px; }
  .dock-nav { border-radius: 24px; flex-wrap: wrap; }
  .dock-nav .btn-small { display: none; }
  .nav-toggle { display: inline-flex; }
  .dock-list ul { display: none; }
  .dock-actions { margin-left: auto; }
  #navToggle:checked ~ .dock-list ul {
    display: flex;
    position: absolute;
    left: 12px; right: 12px; top: calc(100% + 10px);
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin: 0;
    padding: 12px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--line);
  }
  .dock-list a { display: block; padding: 11px 16px; border-radius: 12px; }
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; display: flex; justify-items: center; }
  .phone-frame { width: 200px; margin: 0 auto 20px; border-radius: 30px; }
  .phone-frame .phone-screen { border-radius: 22px; }
  .header-cta { display: none; }
  .dock-actions .btn { margin-right: 4px; display: none; }
  .brand-logo { margin-right: auto; }
  .news-layout { grid-template-columns: 1fr; }
  .news-aside { position: static; display: grid; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .section { padding: 58px 0; }
  .rank-grid { grid-template-columns: 1fr; }
  .cta-big { grid-template-columns: 1fr; gap: 32px; padding: 34px 22px; }
  .cta-form { grid-template-columns: 1fr; }
  .cta-form .btn { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .stats-banner .stats-inner { flex-direction: column; padding: 22px; }
  .stats-sub { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 112px 1fr; }
  .news-thumb { width: 112px; height: 84px; }
  .news-arrow { grid-column: 1/-1; justify-content: flex-end; padding-top: 4px; }
  .news-aside { grid-template-columns: 1fr; }
  .hero { padding-top: 60px; }
}
@media (max-width: 480px) {
  h2 { font-size: 26px; }
  .container { padding: 0 16px; }
  .section { padding: 44px 0; }
  .logo-key { font-size: 13px; padding: 2px 9px; }
  .dock-nav { border-radius: 20px; padding: 7px 7px 7px 7px; }
  .brand-logo { margin-right: auto; }
  .search-btn { display: none; }
  .rank-card { grid-template-columns: 1fr; }
  .rank-index { width: 44px; height: 44px; font-size: 22px; border-radius: 13px; margin-bottom: 12px; }
  .stats-main .num { font-size: 48px; }
  .cta-form input, .cta-form select { font-size: 15px; }
  .footer-grid { grid-template-columns: 1fr; gap: 22px; }
  .copyright { flex-direction: column; }
}

/* roulang page: article */
:root {
            --bg: #F7F8F3;
            --card-bg: #FFFFFF;
            --primary-dark: #0C3D36;
            --primary-mid: #14685C;
            --primary-light: #2FA390;
            --primary-soft: #CDEAE3;
            --gradient-main: linear-gradient(135deg, #14685C 0%, #2FA390 55%, #A1D9C9 100%);
            --accent: #F97316;
            --accent-hover: #E85F0B;
            --accent-bg: #FFE9D9;
            --text-main: #11231F;
            --text-sub: #5F716C;
            --border: #E3EAE6;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 4px 20px rgba(12, 61, 54, 0.06);
            --shadow-hover: 0 14px 30px rgba(12, 61, 54, 0.12);
            --footer-bg: #071F1B;
            --max-width: 1280px;
            --space-section: clamp(64px, 8vw, 100px);
            --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--primary-mid);
            text-decoration: none;
            transition: color .25s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        ul,
        ol {
            padding-left: 1.2em;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        ::selection {
            background: var(--primary-soft);
            color: var(--primary-dark);
        }
        .site-header {
            position: sticky;
            top: 16px;
            z-index: 90;
            padding: 4px 0 0;
        }
        .dock-nav {
            max-width: min(1180px, calc(100% - 24px));
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 28px;
            background: rgba(247, 248, 243, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, .9);
            border-radius: 20px;
            padding: 10px 20px;
            box-shadow: 0 8px 28px rgba(12, 61, 54, 0.08);
            position: relative;
            transition: box-shadow .3s;
        }
        .dock-nav:hover {
            box-shadow: 0 12px 36px rgba(12, 61, 54, 0.1);
        }
        .brand-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 800;
            letter-spacing: -0.4px;
            color: var(--primary-dark);
            line-height: 1;
            display: flex;
            align-items: center;
            background: var(--gradient-main);
            border-radius: 12px;
            padding: 7px 14px 8px;
            box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .4);
        }
        .brand-logo:hover {
            color: #fff;
        }
        .brand-logo .logo-key {
            color: #fff;
            font-weight: 800;
            position: relative;
            letter-spacing: -0.5px;
        }
        .brand-logo .logo-key .logo-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            margin-left: 2px;
            vertical-align: super;
            font-size: 0;
            position: relative;
            top: 3px;
        }
        .nav-toggle {
            display: none;
            cursor: pointer;
            color: var(--primary-dark);
            margin-left: auto;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
        }
        .nav-toggle input{
            display:none;
        }
        #navToggle {
            display: none;
        }
        .dock-list {
            flex: 1;
            display: flex;
            justify-content: center;
        }
        .dock-list ul {
            display: flex;
            list-style: none;
            gap: 4px;
            padding: 0;
        }
        .dock-list ul li a {
            display: inline-block;
            padding: 9px 16px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sub);
            transition: background .25s, color .25s;
            white-space: nowrap;
            line-height: 1.3;
        }
        .dock-list ul li a:hover {
            background: var(--primary-soft);
            color: var(--primary-dark);
        }
        .dock-list ul li a.active {
            background: rgba(205, 234, 227, .7);
            color: var(--primary-dark);
            font-weight: 600;
        }
        .dock-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .search-btn {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text-sub);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all .25s;
        }
        .search-btn:hover {
            border-color: var(--primary-light);
            color: var(--primary-mid);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .search-btn:focus-visible,
        .dock-list ul li a:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 600;
            padding: 11px 22px;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            line-height: 1.2;
            transition: all .25s ease;
            text-decoration: none;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 12px rgba(249, 115, 22, 0.25);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(249, 115, 22, 0.3);
        }
        .btn-secondary {
            background: var(--primary-soft);
            color: var(--primary-dark);
        }
        .btn-secondary:hover {
            background: #bde0d6;
            color: var(--primary-dark);
        }
        .btn-large {
            padding: 14px 28px;
            font-size: 16px;
        }
        .btn-outline-light {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }
        .site-main {
            padding-top: 28px;
        }
        .article-wrap {
            max-width: 1180px;
            margin: 0 auto;
            padding: 28px 24px;
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 40px;
            align-items: start;
        }
        .article-main {
            min-width: 0;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 48px 52px;
            border: 1px solid rgba(255, 255, 255, .8);
        }
        .breadcrumb-nav {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-sub);
            margin-bottom: 28px;
        }
        .breadcrumb-nav a {
            color: var(--text-sub);
            border-bottom: 1px solid transparent;
            transition: all .2s;
        }
        .breadcrumb-nav a:hover {
            color: var(--primary-mid);
            border-bottom-color: var(--primary-light);
        }
        .breadcrumb-nav span {
            color: #B8C6C0;
        }
        .breadcrumb-nav .current {
            color: var(--primary-dark);
            font-weight: 500;
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            display: inline-block;
        }
        .article-header {
            margin-bottom: 32px;
        }
        .article-header .article-category {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-soft);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px 6px;
            border-radius: var(--radius-pill);
            margin-bottom: 18px;
        }
        .article-header h1 {
            font-size: clamp(30px, 4vw, 42px);
            line-height: 1.36;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.4px;
            margin-bottom: 22px;
            word-break: break-word;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 22px;
            color: var(--text-sub);
            font-size: 14px;
            padding-bottom: 22px;
            border-bottom: 1px solid var(--border);
        }
        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta .meta-item svg {
            width: 16px;
            height: 16px;
            stroke: var(--text-sub);
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
        }
        .article-meta .dot-sep {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: #c2ced0;
        }
        .article-cover {
            margin: 32px 0;
            border-radius: 20px;
            overflow: hidden;
            position: relative;
            background: var(--primary-soft);
            aspect-ratio: 16/8;
        }
        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-cover::after {
            content: "";
            position: absolute;
            inset: auto 0 0 0;
            height: 40%;
            background: linear-gradient(180deg, transparent, rgba(7, 31, 27, 0.32));
            pointer-events: none;
        }
        .article-cover .cover-tag {
            position: absolute;
            left: 16px;
            bottom: 14px;
            color: #fff;
            background: rgba(7, 31, 27, 0.45);
            backdrop-filter: blur(8px);
            padding: 5px 14px 6px;
            font-size: 13px;
            border-radius: var(--radius-pill);
            z-index: 2;
            letter-spacing: .3px;
        }
        .article-body {
            font-size: 17px;
            line-height: 1.95;
            color: var(--text-main);
            word-break: break-word;
        }
        .article-body p {
            margin-bottom: 1.35em;
        }
        .article-body h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.4;
            margin: 1.6em 0 .8em;
        }
        .article-body h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.45;
            margin: 1.5em 0 .6em;
        }
        .article-body h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary-mid);
            margin: 1.3em 0 .5em;
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 1.4em;
        }
        .article-body li {
            margin-bottom: .55em;
        }
        .article-body blockquote {
            border-left: 4px solid var(--primary-light);
            background: rgba(205, 234, 227, 0.18);
            padding: 18px 22px;
            border-radius: 0 16px 16px 0;
            color: var(--text-sub);
            margin: 1.6em 0;
            font-style: normal;
        }
        .article-body blockquote p {
            margin-bottom: 0;
        }
        .article-body a {
            color: var(--primary-light);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: all .2s;
        }
        .article-body a:hover {
            color: var(--primary-dark);
        }
        .article-body img {
            border-radius: 18px;
            margin: 1.6em 0;
        }
        .article-body table {
            border-collapse: collapse;
            margin: 1.6em 0;
            width: 100%;
        }
        .article-body table th,
        .article-body table td {
            border: 1px solid var(--border);
            padding: 12px 16px;
            text-align: left;
            font-size: 15px;
        }
        .article-body table th {
            background: var(--primary-soft);
            font-weight: 600;
        }
        .article-tags {
            margin-top: 38px;
            padding-top: 22px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .article-tags .tag,
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            background: #F1F5F1;
            border: 1px solid var(--border);
            color: var(--text-sub);
            transition: all .25s;
            cursor: default;
        }
        .article-tags .tag:hover,
        .tag:hover {
            background: var(--primary-soft);
            color: var(--primary-dark);
            border-color: var(--primary-soft);
        }
        .post-nav {
            display: flex;
            justify-content: space-between;
            gap: 16px;
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
        }
        .post-nav-item {
            max-width: 380px;
        }
        .post-nav-item a {
            display: block;
            font-weight: 600;
            font-size: 15px;
            color: var(--text-main);
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            background: #F8FAF7;
            border: 1px solid var(--border);
            transition: all .25s;
        }
        .post-nav-item a:hover {
            border-color: var(--primary-light);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }
        .post-nav-item.next {
            text-align: right;
        }
        .post-nav-item .nav-label {
            font-weight: 500;
            font-size: 13px;
            color: var(--text-sub);
            display: block;
            margin-bottom: 4px;
        }
        .article-sidebar {
            position: sticky;
            top: 100px;
            display: flex;
            flex-direction: column;
            gap: 24px;
            align-self: start;
        }
        .side-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255, 255, 255, 0.6);
        }
        .side-card .side-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .side-card .side-title::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            display: block;
            flex-shrink: 0;
        }
        .side-link-list {
            list-style: none;
            padding: 0;
        }
        .side-link-list li {
            border-bottom: 1px solid #EEF2ED;
            padding: 9px 0;
            display: flex;
            gap: 8px;
        }
        .side-link-list li:last-child {
            border-bottom: none;
        }
        .side-link-list a {
            color: var(--text-sub);
            font-size: 14px;
            transition: color .2s;
        }
        .side-link-list a:hover {
            color: var(--primary-mid);
        }
        .side-kv {
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 0;
            position: relative;
            background: var(--gradient-main);
            color: #fff;
        }
        .side-kv .side-kv-inner {
            padding: 30px 26px;
        }
        .side-kv p {
            font-size: 15px;
            color: rgba(255, 255, 255, .94);
            margin: 10px 0 20px;
            line-height: 1.6;
        }
        .side-kv .btn {
            font-size: 14px;
            padding: 10px 18px;
        }
        .side-kv .btn-secondary {
            background: rgba(255, 255, 255, .93);
            color: var(--primary-dark);
        }
        .side-kv .btn-secondary:hover {
            background: #fff;
            transform: translateY(-1px);
        }
        .relate-section {
            background: var(--bg);
            padding: 80px 0 calc(30px + var(--space-section));
        }
        .relate-section .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 32px;
            gap: 20px;
            flex-wrap: wrap;
        }
        .relate-section .section-head h2 {
            font-size: clamp(26px, 3.2vw, 34px);
            color: var(--primary-dark);
            font-weight: 800;
            line-height: 1.3;
        }
        .relate-section .section-head p {
            color: var(--text-sub);
            font-size: 15px;
            max-width: 420px;
        }
        .relate-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .relate-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all .3s ease;
            border: 1px solid rgba(255, 255, 255, .7);
            display: flex;
            flex-direction: column;
        }
        .relate-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-soft);
        }
        .relate-card .card-img {
            aspect-ratio: 4/3;
            overflow: hidden;
            position: relative;
        }
        .relate-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .relate-card:hover .card-img img {
            transform: scale(1.05);
        }
        .relate-card .card-img .play-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(7, 31, 27, 0.6);
            color: #fff;
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 600;
            backdrop-filter: blur(6px);
        }
        .relate-card .card-img .duration-badge {
            position: absolute;
            right: 14px;
            bottom: 12px;
            background: rgba(7, 31, 27, 0.72);
            color: #fff;
            border-radius: 8px;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }
        .relate-card .card-body {
            padding: 22px 20px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .relate-card .card-cat {
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-light);
            text-transform: uppercase;
            letter-spacing: .4px;
            margin-bottom: 8px;
        }
        .relate-card h3 {
            font-size: 18px;
            color: var(--text-main);
            line-height: 1.5;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .relate-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .relate-card .read-more {
            margin-top: auto;
            color: var(--primary-mid);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all .2s;
        }
        .relate-card .read-more:hover {
            color: var(--accent);
            gap: 10px;
        }
        .cta-section {
            padding-bottom: 80px;
        }
        .cta-card {
            background: var(--gradient-main);
            border-radius: 32px;
            padding: 58px 56px;
            position: relative;
            overflow: hidden;
            color: #fff;
            box-shadow: 0 20px 60px rgba(20, 104, 92, 0.18);
        }
        .cta-card::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -100px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }
        .cta-card .cta-grid {
            display: grid;
            grid-template-columns: 1.15fr 1fr;
            gap: 60px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .cta-card h2 {
            font-size: clamp(28px, 3.6vw, 38px);
            line-height: 1.4;
            margin-bottom: 16px;
            font-weight: 800;
            letter-spacing: -0.2px;
        }
        .cta-card .cta-desc {
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 22px;
            max-width: 480px;
        }
        .cta-card .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .cta-form {
            background: rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(8px);
            border-radius: 22px;
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.22);
        }
        .cta-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 12px;
        }
        .cta-form input {
            width: 100%;
            display: block;
            font-family: var(--font-sans);
            font-size: 15px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            padding: 12px 14px;
            outline: none;
            transition: border-color .25s, background .25s;
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .cta-form input:focus {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.25);
        }
        .cta-form .btn-primary {
            width: 100%;
            font-size: 16px;
            padding: 14px;
            background: var(--accent);
            color: #fff;
        }
        .cta-form .btn-primary:hover {
            background: var(--accent-hover);
        }
        .cta-note {
            margin-top: 10px;
            text-align: center;
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
        }
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.82);
            padding: 72px 0 0;
            margin-top: 0;
        }
        .site-footer .container {
            max-width: var(--max-width);
            padding: 0 24px;
            margin: 0 auto;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
            gap: 32px;
            padding-bottom: 48px;
        }
        .site-footer .footer-brand .brand-logo {
            margin-bottom: 18px;
            display: inline-flex;
        }
        .site-footer .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
        }
        .site-footer .footer-col {
            min-width: 0;
        }
        .site-footer .footer-col-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-footer .footer-col-title::after {
            content: "";
            width: 18px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
        }
        .site-footer ul li {
            margin: 11px 0;
        }
        .site-footer ul a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: all .25s;
            display: inline-block;
            padding: 2px 0;
        }
        .site-footer ul a:hover {
            color: var(--accent);
            transform: translateX(3px);
        }
        .site-footer .footer-contact p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.8;
        }
        .site-footer .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .not-found-state {
            text-align: center;
            padding: 80px 24px;
            max-width: 560px;
            margin: 40px auto 60px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
        }
        .not-found-state h1 {
            font-size: 28px;
            color: var(--primary-dark);
            margin-bottom: 14px;
        }
        .not-found-state p {
            color: var(--text-sub);
            margin-bottom: 24px;
        }
        .empty-tip {
            padding: 40px 30px;
            text-align: center;
            color: var(--text-sub);
            background: var(--card-bg);
            border-radius: 20px;
            font-size: 15px;
            box-shadow: var(--shadow-sm);
        }
        @media (max-width: 1100px) {
            .article-wrap {
                grid-template-columns: minmax(0, 1fr) 280px;
            }
            .article-main {
                padding: 40px 36px;
            }
            .relate-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-card .cta-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
        }
        @media (max-width: 991px) {
            .site-header {
                top: 8px;
            }
            .dock-nav {
                gap: 14px;
            }
            .dock-list ul li a {
                padding: 8px 10px;
                font-size: 14px;
            }
            .brand-logo {
                font-size: 20px;
                padding: 7px 10px;
            }
            .article-wrap {
                grid-template-columns: 1fr;
                padding: 20px 20px;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 767px) {
            .site-header {
                top: 8px;
            }
            .dock-nav {
                flex-wrap: nowrap;
                gap: 8px;
                padding: 10px 14px;
            }
            .nav-toggle {
                display: flex;
                margin-left: auto;
                color: var(--primary-dark);
            }
            .dock-nav #navToggle:checked ~ .dock-list {
                display: block;
            }
            .dock-list {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: rgba(247, 248, 243, 0.97);
                backdrop-filter: blur(16px);
                border-radius: 18px;
                padding: 10px;
                box-shadow: var(--shadow-hover);
                border: 1px solid rgba(255,255,255,.9);
            }
            .dock-list ul {
                flex-direction: column;
                padding: 0;
            }
            .dock-list ul li {
                width: 100%;
            }
            .dock-list ul li a {
                display: block;
                width: 100%;
                padding: 12px 16px;
                text-align: center;
                font-size: 15px;
            }
            .dock-actions {
                display: flex;
                gap: 6px;
                margin-left: auto;
            }
            .dock-actions .search-btn {
                width: 38px;
                height: 38px;
            }
            .dock-actions .btn {
                font-size: 13px;
                padding: 9px 14px;
                white-space: nowrap;
            }
            .article-main {
                padding: 32px 20px;
                border-radius: 18px;
            }
            .article-cover {
                margin: 22px 0;
                aspect-ratio: 16/10;
            }
            .article-meta {
                gap: 10px 14px;
            }
            .article-body {
                font-size: 16px;
                line-height: 1.85;
            }
            .article-body h2 {
                font-size: 24px;
            }
            .article-body h3 {
                font-size: 20px;
            }
            .article-body blockquote {
                padding: 14px 16px;
                font-size: 15px;
            }
            .article-header h1 {
                font-size: 28px;
            }
            .breadcrumb-nav .current {
                max-width: 180px;
            }
            .relate-grid {
                grid-template-columns: 1fr;
            }
            .cta-card {
                padding: 34px 20px;
                border-radius: 24px;
            }
            .cta-card .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-card .btn {
                width: 100%;
            }
            .site-footer {
                padding-top: 50px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
                padding-bottom: 32px;
            }
            .site-footer .footer-brand p {
                max-width: 100%;
            }
            .copyright {
                flex-direction: column;
                text-align: left;
                font-size: 13px;
            }
            .post-nav {
                flex-direction: column;
            }
            .post-nav-item.next {
                text-align: left;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .brand-logo {
                font-size: 18px;
                padding: 7px 10px;
            }
            .dock-nav {
                padding: 8px 10px;
            }
            .dock-actions .btn {
                font-size: 12px;
                padding: 8px 10px;
            }
            .search-btn {
                width: 36px;
                height: 36px;
            }
            .cta-form .form-row {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .article-main {
                padding: 24px 16px;
            }
            .article-header h1 {
                font-size: 24px;
            }
            .relate-card .card-body {
                padding: 16px 16px 18px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-warm: #F7F8F3;
            --card-white: #FFFFFF;
            --green-deep: #0C3D36;
            --green-mid: #14685C;
            --green-bright: #2FA390;
            --green-light: #CDEAE3;
            --grad-main: linear-gradient(135deg, #14685C 0%, #2FA390 55%, #A1D9C9 100%);
            --orange: #F97316;
            --orange-light: #FFE9D9;
            --text-main: #11231F;
            --text-sub: #5F716C;
            --border-line: #E3EAE6;
            --danger: #C8433C;
            --success: #1E8A5C;
            --disabled: #CBD6D1;
            --dark-block: #071F1B;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --shadow-sm: 0 4px 20px rgba(12, 61, 54, 0.06);
            --shadow-md: 0 14px 30px rgba(12, 61, 54, 0.12);
            --shadow-lg: 0 24px 48px rgba(12, 61, 54, 0.14);
            --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
            --font-num: "Inter", "DIN Alternate", system-ui, sans-serif;
            --trans-time: 0.25s ease;
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        ul, ol {
            list-style: none;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        input, textarea {
            font-family: inherit;
        }
        .container {
            width: min(1280px, calc(100% - 48px));
            margin-inline: auto;
        }
        .section {
            padding: 96px 0;
        }
        .section-tight {
            padding: 64px 0;
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-head.center {
            text-align: center;
        }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--green-light);
            color: var(--green-mid);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }
        .eyebrow.orange {
            background: var(--orange-light);
            color: #A9500C;
        }
        .section-title {
            font-size: 38px;
            line-height: 1.25;
            color: var(--green-deep);
            font-weight: 800;
            letter-spacing: -0.5px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-sub);
            max-width: 620px;
            margin-top: 16px;
            line-height: 1.9;
        }
        .center .section-desc {
            margin-inline: auto;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 700;
            transition: all var(--trans-time);
            white-space: nowrap;
            outline: none;
        }
        .btn:focus-visible {
            outline: 2px solid var(--green-mid);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--orange);
            color: #fff;
            box-shadow: 0 6px 16px rgba(249, 115, 22, 0.25);
        }
        .btn-primary:hover {
            background: #EA6A0C;
            transform: translateY(-1px);
            box-shadow: 0 10px 22px rgba(249, 115, 22, 0.3);
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.25);
        }
        .btn-secondary {
            background: var(--green-light);
            color: var(--green-mid);
        }
        .btn-secondary:hover {
            background: #BCE0D7;
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(1px);
        }
        .btn-outline {
            border: 1.5px solid var(--green-mid);
            color: var(--green-mid);
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(20, 104, 92, 0.08);
            transform: translateY(-1px);
        }

        /* floating dock nav */
        .site-header {
            padding-top: 24px;
            position: relative;
            z-index: 100;
        }
        .dock-nav {
            width: min(1180px, calc(100% - 24px));
            margin-inline: auto;
            display: flex;
            align-items: center;
            gap: 32px;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            padding: 12px 24px;
            border-radius: 999px;
            border: 1px solid rgba(227, 234, 230, 0.8);
            box-shadow: 0 6px 24px rgba(12, 61, 54, 0.08);
            position: relative;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            flex-shrink: 0;
        }
        .logo-key {
            position: relative;
            font-size: 21px;
            font-weight: 800;
            color: var(--green-deep);
            background: linear-gradient(140deg, #0c3d36, #14685C);
            padding: 8px 18px;
            border-radius: 12px;
            letter-spacing: -0.4px;
            display: inline-block;
            color: #fff;
            box-shadow: 0 4px 14px rgba(12, 61, 54, 0.2);
            font-family: var(--font-num), var(--font-sans);
        }
        .logo-dot {
            display: none;
        }
        .nav-toggle {
            display: none;
            width: 48px;
            height: 48px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            cursor: pointer;
            color: var(--green-deep);
            margin-left: auto;
        }
        #navToggle {
            display: none;
        }
        .dock-list ul {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .dock-list a {
            display: inline-block;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sub);
            transition: all var(--trans-time);
        }
        .dock-list a:hover {
            color: var(--green-mid);
            background: rgba(20, 104, 92, 0.07);
        }
        .dock-list a.active {
            color: var(--green-mid);
            background: var(--green-light);
            font-weight: 700;
        }
        .dock-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }
        .dock-actions .btn {
            height: 42px;
            padding: 0 24px;
            font-size: 14px;
        }
        .search-btn {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(227, 234, 230, 0.5);
            color: var(--green-mid);
            transition: all var(--trans-time);
        }
        .search-btn:hover {
            background: var(--green-light);
            color: var(--green-deep);
        }

        /* hero */
        .page-hero {
            padding: 64px 0 56px;
            position: relative;
            margin-top: 24px;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(20, 104, 92, 0.06), rgba(161, 217, 201, 0.1));
            z-index: -1;
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--text-sub);
            margin-bottom: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb a {
            color: var(--green-mid);
            font-weight: 500;
        }
        .breadcrumb .sep {
            color: var(--disabled);
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 56px;
            align-items: center;
        }
        .cat-hero-copy .h1 {
            font-size: 46px;
            line-height: 1.18;
            color: var(--green-deep);
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }
        .cat-hero-copy .h1 .highlight {
            color: var(--orange);
            position: relative;
        }
        .cat-sub {
            font-size: 17px;
            color: var(--text-sub);
            line-height: 1.9;
            margin-bottom: 28px;
            max-width: 500px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
        }
        .stat-item .num {
            font-size: 30px;
            font-weight: 800;
            color: var(--green-mid);
            line-height: 1.2;
            font-family: var(--font-num);
        }
        .stat-item .num sup {
            font-size: 16px;
            margin-left: 2px;
            color: var(--orange);
        }
        .stat-item .label {
            font-size: 13px;
            color: var(--text-sub);
            margin-top: 4px;
        }
        .hero-visual {
            position: relative;
        }
        .main-mock-card {
            background: var(--card-white);
            border-radius: 32px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            padding: 12px;
            border: 1px solid var(--border-line);
        }
        .mock-card-img {
            border-radius: 24px;
            overflow: hidden;
            position: relative;
            aspect-ratio: 16 / 10;
        }
        .mock-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .mock-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 31, 27, 0.5), transparent 60%);
            border-radius: 24px;
        }
        .mock-overlay-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(8px);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            color: var(--green-mid);
            z-index: 2;
        }
        .mock-chart-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            z-index: 2;
            color: #fff;
        }
        .mock-chart-tag .t1 {
            font-size: 20px;
            font-weight: 700;
        }
        .mock-chart-tag .t2 {
            font-size: 13px;
            opacity: 0.9;
        }
        .float-badge {
            position: absolute;
            border-radius: 16px;
            background: #fff;
            box-shadow: var(--shadow-md);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .float-badge.b1 {
            top: 34px;
            right: -18px;
        }
        .float-badge.b2 {
            bottom: 48px;
            left: -20px;
        }
        .fb-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--orange-light);
            color: var(--orange);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }
        .fb-text .n {
            font-size: 18px;
            font-weight: 800;
            color: var(--green-deep);
            font-family: var(--font-num);
        }
        .fb-text .d {
            font-size: 12px;
            color: var(--text-sub);
        }

        /* marquee strip */
        .topics-strip {
            background: var(--green-deep);
            padding: 36px 0;
            border-radius: 32px;
            margin-top: 56px;
        }
        .strip-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            padding: 0 32px;
        }
        .pill-item {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            padding: 8px 18px;
            font-size: 14px;
            border-radius: 999px;
            font-weight: 500;
        }

        /* main content */
        .case-layout {
            display: grid;
            grid-template-columns: 1fr 0.44fr;
            gap: 80px;
            margin-top: 24px;
        }
        .case-main-content {
            min-width: 0;
        }
        .case-aside {
            align-self: start;
        }
        .read-progress-card {
            position: sticky;
            top: 108px;
            padding: 28px;
            background: var(--card-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
        }
        .aside-kicker {
            font-size: 13px;
            font-weight: 700;
            color: var(--orange);
            margin-bottom: 18px;
            letter-spacing: 1px;
        }
        .aside-nav-list li + li {
            margin-top: 4px;
        }
        .aside-nav-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: 10px;
            font-size: 15px;
            color: var(--text-sub);
            font-weight: 500;
            transition: all var(--trans-time);
            border-left: 3px solid transparent;
        }
        .aside-nav-list a:hover {
            color: var(--green-mid);
            background: rgba(205, 234, 227, 0.3);
            border-left-color: var(--green-bright);
        }
        .aside-cta {
            margin-top: 24px;
            padding: 20px;
            background: var(--grad-main);
            border-radius: var(--radius-md);
            color: #fff;
            text-align: center;
        }
        .aside-cta .t {
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 14px;
            line-height: 1.5;
        }
        .aside-cta .btn-small {
            background: var(--orange);
            color: #fff;
            padding: 10px 22px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 600;
        }

        /* case spotlight */
        .case-spot {
            margin-bottom: 40px;
        }
        .spot-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 20px;
        }
        .best-label {
            background: var(--orange);
            color: #fff;
            padding: 5px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 700;
        }
        .spot-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--card-white);
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            min-height: 460px;
        }
        .spot-card-img {
            position: relative;
            overflow: hidden;
        }
        .spot-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .spot-card:hover .spot-card-img img {
            transform: scale(1.04);
        }
        .spot-card-img::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(200deg, transparent 40%, rgba(7, 31, 27, 0.6));
            z-index: 1;
        }
        .play-badge {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(249, 115, 22, 0.95);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
            box-shadow: 0 8px 22px rgba(0, 0, 0, 0.3);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }
        .spot-card:hover .play-badge {
            transform: translate(-50%, -50%) scale(1.08);
        }
        .play-badge svg {
            margin-left: 4px;
        }
        .spot-card-body {
            padding: 34px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .spot-tag {
            display: inline-flex;
            margin-bottom: 14px;
        }
        .spot-card-body h2 {
            font-size: 27px;
            color: var(--green-deep);
            font-weight: 750;
            line-height: 1.4;
            margin-bottom: 18px;
        }
        .spot-desc {
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .spot-points li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .spot-points li::before {
            content: "";
            width: 6px;
            height: 6px;
            background: var(--green-bright);
            border-radius: 2px;
            flex-shrink: 0;
        }
        .spot-card-footer {
            margin-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .metric-chip {
            display: inline-flex;
            flex-direction: column;
            background: var(--bg-warm);
            border-radius: 12px;
            padding: 8px 14px;
            border: 1px solid var(--border-line);
        }
        .metric-chip .v {
            font-size: 20px;
            font-weight: 800;
            color: var(--green-mid);
            font-family: var(--font-num);
        }
        .metric-chip .k {
            font-size: 12px;
            color: var(--text-sub);
        }

        /* case two cols */
        .case-card-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 24px;
        }
        .case-vert-card {
            background: var(--card-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-line);
            overflow: hidden;
            transition: all var(--trans-time);
            box-shadow: var(--shadow-sm);
        }
        .case-vert-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .case-vert-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .case-vert-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .case-vert-body {
            padding: 24px;
        }
        .vert-cat {
            display: inline-block;
            font-size: 12px;
            background: var(--orange-light);
            color: #A9500C;
            padding: 4px 12px;
            border-radius: 999px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .case-vert-body h3 {
            font-size: 21px;
            color: var(--green-deep);
            margin-bottom: 12px;
            font-weight: 700;
            line-height: 1.4;
        }
        .case-vert-body p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .case-key-result {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 16px;
            border-top: 1px dashed var(--border-line);
        }
        .res-k {
            font-size: 13px;
            color: var(--text-sub);
        }
        .res-v {
            font-size: 21px;
            font-weight: 800;
            color: var(--orange);
            font-family: var(--font-num);
        }
        .res-v small {
            font-size: 13px;
            color: var(--text-sub);
            font-weight: 400;
            margin-left: 2px;
        }

        /* comparison table */
        .compare-block {
            margin-top: 48px;
        }
        .compare-table-wrap {
            overflow-x: auto;
            background: var(--card-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
        }
        .compare-table {
            min-width: 720px;
            width: 100%;
            border-collapse: collapse;
        }
        .compare-table th {
            background: var(--green-deep);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 18px 20px;
            text-align: left;
        }
        .compare-table th:first-child {
            border-radius: var(--radius-lg) 0 0 0;
        }
        .compare-table th:last-child {
            border-radius: 0 var(--radius-lg) 0 0;
        }
        .compare-table td {
            padding: 18px 20px;
            font-size: 15px;
            border-bottom: 1px solid var(--border-line);
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table td strong {
            color: var(--green-deep);
        }
        .compare-table .has-check {
            color: var(--success);
            font-weight: 700;
        }
        .compare-table .s2 {
            text-align: center;
        }

        /* process steps */
        .flow-methods {
            margin-top: 56px;
            background: var(--green-deep);
            border-radius: 32px;
            padding: 56px 56px;
        }
        .flow-methods .fm-title {
            color: #fff;
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 12px;
            text-align: center;
        }
        .flow-methods .fm-desc {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            text-align: center;
            max-width: 560px;
            margin-inline: auto;
            margin-bottom: 40px;
        }
        .fm-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .fm-step {
            background: rgba(255, 255, 255, 0.08);
            border-radius: 20px;
            padding: 28px 22px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--trans-time);
            text-align: center;
        }
        .fm-step:hover {
            background: rgba(255, 255, 255, 0.13);
            transform: translateY(-4px);
        }
        .fm-step .num {
            width: 42px;
            height: 42px;
            background: var(--orange);
            border-radius: 12px;
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-inline: auto;
            margin-bottom: 18px;
            font-family: var(--font-num);
        }
        .fm-step h4 {
            color: #fff;
            font-size: 17px;
            margin-bottom: 10px;
        }
        .fm-step p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.7;
        }
        .fm-bottom-line {
            margin-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 32px;
            display: flex;
            justify-content: center;
        }
        .fm-note {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            background: rgba(255, 255, 255, 0.07);
            padding: 14px 24px;
            border-radius: 16px;
            max-width: 640px;
            text-align: left;
        }
        .fm-note strong {
            color: var(--orange);
        }
        .fm-note svg {
            flex-shrink: 0;
            color: var(--green-bright);
        }

        /* industry tags */
        .industry-strip {
            margin-top: -24px;
            margin-bottom: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .industry-tag {
            display: inline-block;
            padding: 5px 14px;
            background: var(--bg-warm);
            border: 1px solid var(--border-line);
            border-radius: 999px;
            font-size: 12px;
            color: var(--text-sub);
            font-weight: 500;
        }

        /* insight callout */
        .insight-callout {
            background: var(--green-light);
            border-left: 6px solid var(--green-mid);
            border-radius: var(--radius-md);
            padding: 28px 32px;
            margin: 36px 0;
        }
        .insight-callout .ic-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            color: var(--green-deep);
            margin-bottom: 12px;
        }
        .insight-callout .ic-text {
            font-size: 15px;
            color: var(--green-deep);
            opacity: 0.85;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-warm);
            padding: 104px 0;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .faq-item {
            background: var(--card-white);
            border-radius: var(--radius-md);
            padding: 28px;
            border-left: 4px solid var(--green-bright);
            box-shadow: var(--shadow-sm);
        }
        .faq-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--green-deep);
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .faq-item .q-mark {
            color: var(--orange);
            font-size: 20px;
            flex-shrink: 0;
            line-height: 1;
        }
        .faq-item p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.75;
            padding-left: 28px;
        }

        /* CTA section */
        .cta-section {
            padding: 72px 0 120px;
        }
        .cta-big-card {
            background: linear-gradient(130deg, #0C3D36 0%, #14685C 60%, #2FA390 130%);
            border-radius: 36px;
            padding: 80px 72px;
            position: relative;
            overflow: hidden;
        }
        .cta-big-card::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 320px;
            height: 320px;
            background: rgba(161, 217, 201, 0.2);
            border-radius: 50%;
        }
        .cta-big-card::after {
            content: "";
            position: absolute;
            left: -60px;
            bottom: -100px;
            width: 240px;
            height: 240px;
            border: 2px solid rgba(255, 255, 255, 0.1);
            border-radius: 50%;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }
        .cta-copy h2 {
            color: #fff;
            font-size: 38px;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            line-height: 1.25;
        }
        .cta-copy p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 440px;
        }
        .cta-copy .btn {
            height: 54px;
            padding: 0 38px;
        }
        .cta-result {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
        }
        .cta-result .c-item .v {
            font-size: 38px;
            font-weight: 800;
            color: var(--orange);
            font-family: var(--font-num);
            line-height: 1.2;
        }
        .cta-result .c-item .k {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        /* footer */
        .site-footer {
            background: var(--dark-block);
            padding: 80px 0 0;
            color: #AABAB5;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 64px;
        }
        .footer-brand .logo-key {
            margin-bottom: 24px;
            background: #fff;
            color: var(--green-deep);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.9;
            margin-top: 20px;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
        }
        .footer-col-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -6px;
            width: 28px;
            height: 3px;
            background: var(--orange);
            border-radius: 2px;
        }
        .footer-col ul {
            margin-top: 18px;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col ul a {
            display: inline-block;
            color: #AABAB5;
            font-size: 14px;
            transition: all var(--trans-time);
            padding: 4px 0;
        }
        .footer-col ul a:hover {
            color: var(--green-bright);
            transform: translateX(4px);
        }
        .footer-brand .brand-logo .logo-key {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .footer-col p {
            font-size: 14px;
            line-height: 1.8;
            opacity: 0.8;
            margin-top: 18px;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0 20px;
            display: flex;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(170, 186, 181, 0.6);
        }

        /* responsive */
        @media (max-width: 1199px) {
            .container {
                width: min(100% - 40px, 1100px);
            }
            .case-card-row {
                grid-template-columns: 1fr 1fr;
            }
            .fm-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 991px) {
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .case-layout {
                grid-template-columns: 1fr;
                gap: 48px;
            }
            .read-progress-card {
                position: relative;
                top: auto;
            }
        }
        @media (max-width: 767px) {
            .section {
                padding: 64px 0;
            }
            .container {
                width: calc(100% - 32px);
            }
            .site-header {
                padding-top: 12px;
            }
            .dock-nav {
                gap: 12px;
                padding: 10px 16px;
                border-radius: 20px;
            }
            .dock-list {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                border-radius: 24px;
                box-shadow: var(--shadow-lg);
                padding: 16px;
            }
            .dock-list ul {
                flex-direction: column;
                align-items: flex-start;
                gap: 2px;
            }
            .dock-list a {
                display: block;
                width: 100%;
                padding: 12px 16px;
            }
            .dock-list a.active {
                background: var(--green-light);
            }
            #navToggle:checked ~ .dock-list {
                display: block;
            }
            .nav-toggle {
                display: inline-flex;
                margin-left: auto;
            }
            .dock-actions {
                margin-left: 0;
            }
            .search-btn {
                display: none;
            }
            .cat-hero-copy .h1 {
                font-size: 32px;
            }
            .hero-visual {
                padding: 8px 0;
            }
            .spot-card {
                grid-template-columns: 1fr;
            }
            .spot-card-body {
                padding: 24px;
            }
            .case-card-row {
                grid-template-columns: 1fr;
            }
            .flow-methods {
                padding: 32px 20px;
                border-radius: 20px;
            }
            .fm-bottom-line {
                justify-content: flex-start;
            }
            .fm-note {
                font-size: 13px;
                padding: 12px 16px;
            }
            .section-title {
                font-size: 27px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .cta-big-card {
                padding: 48px 24px;
            }
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-copy h2 {
                font-size: 27px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .copyright {
                flex-direction: column;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 24px;
            }
            .cat-hero-copy .h1 {
                font-size: 27px;
            }
            .hero-stats {
                gap: 20px;
            }
            .stat-item .num {
                font-size: 24px;
            }
            .float-badge {
                display: none;
            }
            .topics-strip {
                border-radius: 20px;
                padding: 24px 12px;
            }
            .dock-nav .btn-primary {
                height: 40px;
                padding: 0 16px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .fm-step {
                padding: 20px 14px;
            }
            .fm-grid {
                grid-template-columns: 1fr;
            }
            .cta-copy .btn {
                padding: 0 26px;
                height: 48px;
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root{
  --brand-dark:#0C3D36;
  --brand-mid:#14685C;
  --brand-lime:#2FA390;
  --brand-soft:#CDEAE3;
  --brand-mint:#A1D9C9;
  --bg:#F7F8F3;
  --card:#FFFFFF;
  --accent:#F97316;
  --accent-soft:#FFE9D9;
  --text:#11231F;
  --muted:#5F716C;
  --border:#E3EAE6;
  --deep:#071F1B;
  --error:#C8433C;
  --success:#1E8A5C;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 4px 20px rgba(12,61,54,.06);
  --shadow-2:0 14px 30px rgba(12,61,54,.12);
  --transition:.25s cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font:400 16px/1.75 "PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{list-style:none}
.container{width:min(1280px,92%);margin-inline:auto}
.skip-link{
  position:absolute;left:-999px;top:8px;background:var(--brand-dark);color:#fff;
  padding:.6rem 1rem;border-radius:10px;z-index:300
}
.skip-link:focus{left:8px}

.site-header{
  position:sticky;top:0;z-index:120;padding-top:14px;
  background:transparent;
}
.dock-nav{
  width:min(1180px,calc(100% - 24px));
  margin-inline:auto;
  display:flex;
  align-items:center;
  gap:14px;
  padding:10px 18px;
  border-radius:60px;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(225,235,230,.8);
  box-shadow:0 10px 35px rgba(12,61,54,.08);
  position:relative;
}
.brand-logo{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
}
.logo-key{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:.32rem .8rem .32rem .72rem;
  background:var(--brand-mid);
  color:#fff;
  border-radius:14px 6px 14px 6px;
  font-weight:800;
  font-size:1.05rem;
  line-height:1.2;
  letter-spacing:.02em;
  box-shadow:0 4px 14px rgba(20,104,92,.28);
}
.logo-dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);
  flex:0 0 auto;
}
.brand-logo:hover .logo-key{background:var(--brand-dark);transform:translateY(-1px)}
.brand-logo .logo-key{transition:var(--transition)}

.nav-toggle{
  display:none;cursor:pointer;
  width:44px;height:44px;align-items:center;justify-content:center;
  margin-left:auto;color:var(--brand-dark);
}
.dock-nav > input[type=checkbox]{position:absolute;left:-999px}
.dock-list{margin-left:9px;flex:1 1 auto}
.dock-list ul{display:flex;align-items:center;gap:4px}
.dock-list a{
  display:flex;align-items:center;gap:6px;
  padding:.5rem .9rem;
  border-radius:999px;
  color:var(--brand-dark);
  font-weight:600;
  font-size:.92rem;
  transition:var(--transition);
}
.dock-list a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.dock-list a.active{background:var(--brand-soft);color:var(--brand-dark);box-shadow:inset 0 0 0 1px rgba(20,104,92,.12)}
.dock-actions{
  margin-left:auto;
  display:flex;align-items:center;gap:10px;
}
.search-btn{
  width:44px;height:44px;border:0;cursor:pointer;
  border-radius:50%;background:transparent;color:var(--brand-dark);
  display:inline-flex;align-items:center;justify-content:center;
  transition:var(--transition);
}
.search-btn:hover{background:var(--brand-soft);color:var(--brand-mid)}
.btn{
  border:0;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
  min-height:44px;padding:.72rem 1.3rem;
  border-radius:var(--r-sm);
  font-weight:700;line-height:1.2;
  font-size:.93rem;
  transition:var(--transition);
}
.btn:focus-visible{outline:3px solid var(--brand-lime);outline-offset:3px}
.btn-primary{
  background:var(--accent);color:#fff;
  box-shadow:0 6px 18px rgba(249,115,22,.25)
}
.btn-primary:hover{background:#ea5f0a;transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);background:#d15406}
.btn-outline{
  border:1.5px solid rgba(255,255,255,.5);
  color:#fff;background:transparent
}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-green{background:var(--brand-mid);color:#fff}
.btn-green:hover{background:var(--brand-dark);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--brand-dark)}
.btn-white:hover{background:var(--brand-soft);transform:translateY(-2px)}
button:active{transform:translateY(0)}

.page-main{padding-bottom:6rem}
.topic-page{padding-top:24px}

/* Category hero */
.topic-hero{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);
  gap:38px;
  align-items:center;
  border-radius:36px;
  padding:64px 56px;
  overflow:hidden;
  background:
    radial-gradient(circle at 12% 12%,rgba(205,234,227,.85),transparent 32%),
    radial-gradient(circle at 84% 24%,rgba(161,217,201,.55),transparent 28%),
    linear-gradient(135deg,#f6f5e7 0%,#e5f2e9 42%,#cfe9d8 100%);
  border:1px solid rgba(205,234,227,.8);
}
.topic-hero-media{position:relative;z-index:2}
.topic-hero .slide-card{
  position:absolute;right:46px;top:46px;z-index:1;width:130px;
  background:rgba(255,255,255,.33);height:15px;border-radius:999px;
  filter:blur(3px);
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:6px;
  font-size:.85rem;color:var(--muted);z-index:2;position:relative;
}
.breadcrumb a{color:var(--muted);transition:var(--transition)}
.breadcrumb a:hover{color:var(--brand-mid)}
.breadcrumb i{font-style:normal;opacity:.55}
.topic-title{
  position:relative;z-index:2;
  margin-top:18px;
  font-size:clamp(2.15rem,4vw,3.55rem);
  line-height:1.2;
  color:var(--brand-dark);
  font-weight:800;
  letter-spacing:-.03em;
}
.topic-title em{
  font-style:normal;
  color:var(--accent);
  position:relative;
}
.topic-lead{
  position:relative;z-index:2;
  max-width:56ch;
  margin-top:16px;
  font-size:1.06rem;
  color:#405751;
  line-height:1.95;
}
.hero-keywords{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;
}
.hero-keywords li{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.55);
  border:1px solid rgba(255,255,255,.9);
  padding:.5rem .9rem;
  border-radius:999px;
  color:var(--brand-dark);
  font-weight:600;
  font-size:.85rem;
  backdrop-filter:blur(6px);
}
.hero-keywords .dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);
}
.hero-actions{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;
}
.hero-side{
  position:relative;
  z-index:2;
  border-radius:30px;
  background:#fff;
  box-shadow:0 26px 60px rgba(12,61,54,.14);
  border:6px solid rgba(255,255,255,.76);
  padding:12px;
}
.hero-side-cover{
  position:relative;
  border-radius:23px;
  overflow:hidden;
  height:330px;
  background:url('/assets/images/coverpic/cover-5.webp') center/cover no-repeat
}
.hero-side-cover .cover-dim{
  position:absolute;inset:auto 0 0 0;height:60%;
  background:linear-gradient(0deg,rgba(7,31,27,.9),rgba(7,31,27,.35),transparent)
}
.hero-side-bottom{
  position:absolute;left:0;right:0;bottom:0;
  padding:16px 18px 16px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  color:#fff;
}
.hero-side-bottom strong{
  font-size:.98rem;
  font-weight:700;
  line-height:1.5
}
.hero-side-bottom span{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;gap:6px;
  font-size:.85rem;
  color:#d7efe7;
  background:rgba(255,255,255,.14);
  border-radius:999px;
  padding:.3rem .66rem;
}
.topic-note-badge{
  position:absolute;top:18px;right:14px;
  z-index:3;
  background:var(--accent);
  color:#fff;
  font-size:.8rem;
  font-weight:700;
  padding:.36rem .72rem;
  border-radius:999px;
  box-shadow:0 8px 18px rgba(249,115,22,.28)
}
.hero-side-summary{
  padding:15px 10px 8px;
  display:flex;gap:12px;
}
.sum-chip{
  flex:1;background:#fff;border:1px solid var(--border);
  border-radius:14px;padding:5px 4px 3px;text-align:center;
}
.sum-chip b{
  display:block;font-size:.92rem;color:var(--brand-dark);
}
.sum-chip small{
  font-size:.72rem;color:var(--muted);
}
@media(max-width:1024px){
  .topic-hero{grid-template-columns:1fr;padding:38px 30px}
  .topic-hero-media{max-width:460px;margin-inline:auto;width:100%}
}

/* category nav chips */
.topic-lens{
  padding:70px 0 20px;
  overflow:hidden;
}
.lens-inner{
  background:#fff;
  border-radius:28px;
  padding:31px 34px 30px;
  box-shadow:var(--shadow-1);
  border:1px solid var(--border);
}
.lens-top{
  display:flex;gap:18px;align-items:flex-start;justify-content:space-between;
  flex-wrap:wrap;
}
.lens-caption small{
  color:var(--accent);
  font-weight:800;font-size:.82rem;letter-spacing:.08em;
}
.lens-caption h2{
  margin-top:6px;
  font-size:clamp(1.5rem,2.6vw,2rem);
  color:var(--brand-dark);
  line-height:1.3;
}
.lens-tags{
  display:flex;gap:9px;flex-wrap:wrap;margin:24px 0 0
}
.lens-tags li a,
.pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:.55rem 1.05rem;
  border-radius:999px;
  border:1px solid var(--border);
  background:#fafcf9;
  color:var(--brand-dark);
  font-size:.88rem;
  font-weight:600;
  transition:var(--transition);
  cursor:pointer;
}
.lens-tags li a:hover,
.pill:hover{
  border-color:var(--brand-lime);background:var(--brand-soft);
  transform:translateY(-2px);
  box-shadow:var(--shadow-1)
}
.lens-tags .orange-dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent)
}
.lens-tags .green-dot{
  width:8px;height:8px;border-radius:50%;background:var(--brand-lime)
}
.pill .num-pill{
  font-size:.73rem;border-radius:20px;padding:.15rem .5rem;
  background:var(--accent-soft);color:#be5503;font-weight:700
}

/* Wall library */
.idea-library{
  padding:64px 0 10px;
}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:30px;flex-wrap:wrap;
}
.section-head .eyebrow{
  color:var(--accent);font-weight:800;font-size:.82rem;letter-spacing:.06em;
}
.section-head h2{
  margin-top:7px;
  color:var(--brand-dark);font-size:clamp(1.55rem,3vw,2.3rem);
  line-height:1.28;letter-spacing:-.02em;
}
.section-head p{
  color:var(--muted);max-width:60ch;line-height:1.9;margin-top:14px;
}
.link-more{
  display:inline-flex;align-items:center;gap:.4rem;
  color:var(--brand-mid);font-weight:800;font-size:.92rem;
  min-height:44px;padding:.4rem .2rem;
  transition:var(--transition);
}
.link-more:hover{color:var(--accent);gap:.75rem}
.idea-wall{
  columns:3;
  column-gap:24px;
}
@media(min-width:1200px){
  .idea-wall{columns:3}
}
.idea-card{
  break-inside:avoid;
  display:block;
  margin-bottom:24px;
  border-radius:24px;
  background:#fff;
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow-1);
  transition:var(--transition);
}
.idea-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-2);
  border-color:var(--brand-mint)
}
.idea-card-media{
  position:relative;overflow:hidden;
  background:var(--brand-soft)
}
.idea-card-media img{
  width:100%;height:100%;object-fit:cover;
}
.idea-card-media .tag-float{
  position:absolute;top:12px;left:12px;
  background:rgba(12,61,54,.82);
  color:#fff;
  font-size:.74rem;
  font-weight:700;
  border-radius:999px;
  padding:.27rem .72rem;
  backdrop-filter:blur(6px);
}
.idea-card-media .duration{
  position:absolute;right:12px;bottom:12px;
  background:rgba(7,31,27,.72);
  color:#fff;font-size:.75rem;
  border-radius:8px;padding:.18rem .5rem;
}
.idea-card-body{
  padding:16px 18px 18px;
}
.idea-card-body h3{
  font-size:1.08rem;
  line-height:1.5;
  color:var(--text);
  font-weight:800;
}
.idea-card-body p{
  font-size:.87rem;color:var(--muted);line-height:1.7;
  margin-top:7px;
}
.idea-card-meta{
  display:flex;gap:8px;flex-wrap:wrap;
  margin-top:12px;align-items:center;
}
.mini-tag{
  font-size:.76rem;
  padding:.2rem .56rem;
  border-radius:999px;
  background:#f0f6f2;
  color:var(--brand-mid);
  border:1px solid #e1f0e7;
  font-weight:600;
}
.mini-tag.orange{
  background:var(--accent-soft);
  color:#a04a06;
  border-color:#fadec3
}
.ratio-3-4{aspect-ratio:3/4}
.ratio-1-1{aspect-ratio:1/1}
.ratio-4-3{aspect-ratio:4/3}
.ratio-4-5{aspect-ratio:4/5}
.idea-card:first-child,.idea-card:nth-child(4){
  border:2px solid rgba(47,163,144,.16);
}

/* apply flow */
.apply-flow{
  background:#fff;
  border-radius:32px;
  padding:48px 42px 30px;
  margin-top:16px;
  box-shadow:var(--shadow-1);
  border:1px solid var(--border);
}
.flow-title{
  max-width:520px;
}
.flow-line{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:30px;
  position:relative;
}
.flow-line::before{
  content:"";
  position:absolute;
  top:33px;left:0;right:0;
  height:2px;
  background:linear-gradient(90deg,var(--brand-mint),var(--border),var(--brand-mint));
  opacity:.6;
}
.flow-step{
  position:relative;
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  padding:18px;
  transition:var(--transition);
}
.flow-step:hover{
  transform:translateY(-4px);
  border-color:var(--brand-mint);
  box-shadow:var(--shadow-1)
}
.flow-num{
  width:32px;height:32px;
  background:var(--brand-mint);
  color:var(--brand-dark);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;
  font-size:.84rem;
  margin-bottom:12px;
}
.flow-step:nth-child(2) .flow-num{background:var(--brand-soft);color:var(--brand-mid)}
.flow-step:nth-child(3) .flow-num{background:var(--accent);color:#fff}
.flow-step:nth-child(4) .flow-num{background:var(--brand-mid);color:#fff}
.flow-step h3{
  font-size:.95rem;
  color:var(--brand-dark);
  font-weight:800;
  margin-bottom:6px;
}
.flow-step p{
  font-size:.82rem;
  color:var(--muted);
  line-height:1.75;
}
@media(max-width:992px){
  .flow-line{grid-template-columns:1fr 1fr;gap:20px}
  .flow-line::before{display:none}
  .idea-wall{columns:2}
}
@media(max-width:560px){
  .flow-line{grid-template-columns:1fr}
  .idea-wall{columns:1}
  .topic-hero{padding:28px 18px}
}

/* sample matter */
.sample-matter{
  padding:66px 0 20px;
}
.sample-panel{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:30px;
  align-items:stretch;
}
.sample-main{
  background:linear-gradient(135deg,var(--brand-dark),#0f423b 60%);
  border-radius:30px;
  padding:38px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.sample-main::after{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:260px;height:260px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,163,144,.4),transparent 70%);
}
.sample-main small{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.12);
  color:#b8e3d4;
  font-size:.8rem;
  border-radius:99px;
  padding:.35rem 1rem;
}
.sample-main h2{
  font-size:clamp(1.4rem,2.5vw,2rem);
  line-height:1.4;
  margin:16px 0 10px;
  color:#fff;
}
.sample-main p{
  max-width:60ch;
  color:rgba(214,235,229,.92);
  line-height:1.9;
  font-size:.95rem;
}
.sample-main .note-sheet{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:30px;
}
.note-sheet span{
  background:rgba(255,255,255,.1);
  border-radius:12px;
  padding:.66rem 1rem;
  font-size:.84rem;
  line-height:1.5;
  color:#badfd4;
}
.note-sheet strong{
  display:block;color:#fff;font-weight:800;
}
.sample-side{
  display:flex;flex-direction:column;gap:16px;
}
.sample-side-card{
  flex:1;
  border-radius:24px;
  padding:28px;
  background:#fff;
  border:1px solid var(--border);
  display:flex;
  gap:16px;
  align-items:flex-start;
  transition:var(--transition);
}
.sample-side-card:hover{box-shadow:var(--shadow-2);transform:translateY(-3px)}
.s-side-icon{
  width:46px;height:46px;flex:0 0 auto;
  border-radius:14px;
  background:var(--accent-soft);
  color:#b04f00;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:1rem;
}
.sample-side-card:nth-child(2) .s-side-icon{background:var(--brand-soft);color:var(--brand-mid)}
.sample-side-card:nth-child(3) .s-side-icon{background:#f0f3df;color:#5d7a06}
.sample-side-card h3{font-size:1rem;font-weight:800;color:var(--brand-dark);line-height:1.45}
.sample-side-card p{font-size:.85rem;color:var(--muted);line-height:1.7;margin-top:5px}
@media(max-width:1100px){
  .sample-panel{grid-template-columns:1fr}
  .sample-side{flex-direction:row;flex-wrap:wrap}
  .sample-side-card{flex:1 1 230px}
}
@media(max-width:560px){
  .sample-main{padding:26px 20px}
}

/* tag signal */
.signal{
  padding:60px 0 26px;
}
.signal-inner{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:30px;
  align-items:center;
}
.signal-copy h2{
  color:var(--brand-dark);
  font-size:clamp(1.42rem,2.4vw,1.9rem);
  line-height:1.4;
}
.signal-copy .stand{
  color:var(--accent);
  font-weight:800
}
.signal-copy p{
  color:var(--muted);
  margin-top:14px;
  line-height:1.9;
}
.signal-list{
  display:flex;gap:14px;flex-wrap:wrap;
  margin-top:22px;
}
.signal-tag{
  background:#fff;
  border:1px solid var(--border);
  padding:.7rem 1.2rem;
  border-radius:17px;
  font-size:.9rem;
  color:var(--brand-dark);
  font-weight:700;
  display:flex;
  align-items:center;gap:8px;
  box-shadow:var(--shadow-1);
  transition:var(--transition);
}
.signal-tag i{
  font-style:normal;
  color:var(--accent);
  font-size:1.1rem;
}
.signal-tag:hover{
  transform:translateY(-2px);
  border-color:var(--brand-lime)
}
.signal-digit{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
  background:var(--brand-dark);
  border-radius:30px;
  padding:28px;
  color:#fff;
}
.digit-box{
  background:rgba(255,255,255,.08);
  border-radius:20px;
  padding:18px;
  min-height:96px;
}
.digit-box b{
  display:block;
  font-size:1.45rem;
  line-height:1.1;
  color:#fff;
  margin-top:8px;
  font-weight:800;
}
.digit-box small{
  display:block;
  font-size:.72rem;
  color:#90c5b2;
  line-height:1.5;
  margin-top:4px;
}
.digit-box.odd b{color:#ffd38a}
.digit-box:nth-child(1) b{color:#9ee1b1}
.digit-box i{
  font-style:normal;
  font-size:.78rem;
  font-weight:600;
  background:rgba(255,255,255,.09);
  border-radius:20px;
  padding:.2rem .6rem;
}
@media(max-width:992px){
  .signal-inner{grid-template-columns:1fr}
  .signal-digit{grid-template-columns:1fr;padding:22px}
}

/* FAQ */
.faq-section{
  padding:62px 0 20px;
}
.faq-list{
  max-width:860px;
  margin-inline:auto;
}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:22px;
  margin-bottom:12px;
  overflow:hidden;
  transition:var(--transition);
}
.faq-item:hover{
  border-color:var(--brand-soft);
  box-shadow:var(--shadow-1);
}
.faq-q{
  display:flex;
  align-items:center;
  gap:14px;
  padding:19px 22px;
  cursor:pointer;
  font-weight:700;
  color:var(--brand-dark);
  font-size:1rem;
  position:relative;
}
.faq-q::after{
  content:"+";
  margin-left:auto;
  width:30px;height:30px;
  border-radius:50%;
  background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;
  color:var(--brand-mid);
  transition:var(--transition)
}
.faq-q[aria-expanded="true"]::after{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-a{
  max-height:0;
  overflow:hidden;
  color:var(--muted);
  padding:0 22px;
  font-size:.92rem;
  line-height:1.85;
  transition:max-height .35s ease;
}
.faq-q[aria-expanded="true"] + .faq-a{max-height:180px;padding-bottom:18px}

/* CTA */
.cta-panel{
  margin-top:68px;
}
.cta-wrap{
  background:linear-gradient(135deg,#0C3D36,#14685C 46%,#2FA390);
  border-radius:36px;
  padding:56px 54px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-wrap::after{
  content:"";
  position:absolute;
  right:-120px;bottom:-160px;
  width:400px;height:400px;
  border-radius:50%;
  border:60px solid rgba(161,217,201,.18);
}
.cta-wrap::before{
  content:"";
  position:absolute;
  left:-70px;top:-150px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(249,115,22,.32),transparent 66%);
}
.cta-inner{position:relative;z-index:3;max-width:620px}
.cta-inner .eyebrow{
  color:#ffd3be;font-size:.82rem;font-weight:800;letter-spacing:.05em;
}
.cta-inner h2{
  font-size:clamp(1.8rem,3.2vw,2.5rem);
  line-height:1.3;
  color:#fff;
  margin:14px 0 12px;
}
.cta-inner p{color:#c7e8df;line-height:1.9;font-size:.95rem;margin-bottom:22px}
.cta-form{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:12px;
  align-items:end;
  max-width:660px;
}
.cta-form label{display:block;font-size:.76rem;color:#b2dccf;font-weight:700;margin-bottom:5px}
.cta-form input,
.cta-form select{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.19);
  color:#fff;
  border-radius:14px;
  min-height:48px;
  padding:.7rem .8rem;
  width:100%;
  outline:0;
  transition:var(--transition)
}
.cta-form input::placeholder{color:#93c7b7}
.cta-form select{appearance:none}
.cta-form select option{color:var(--text)}
.cta-form input:focus,
.cta-form select:focus{
  border-color:var(--accent);
  background:rgba(255,255,255,.16);
  box-shadow:0 0 0 4px rgba(249,115,22,.15)
}
.cta-form button{
  border:0;
  cursor:pointer;
  min-height:48px;
  border-radius:14px;
  background:var(--accent);
  color:#fff;
  font-weight:800;
  font-size:.9rem;
  padding:.7rem 1rem;
  transition:var(--transition);
  box-shadow:0 7px 16px rgba(249,115,22,.27)
}
.cta-form button:hover{background:#ea5f0a;transform:translateY(-2px)}
@media(max-width:560px){
  .cta-form{grid-template-columns:1fr}
  .cta-wrap{padding:34px 20px}
}

/* Footer */
.site-footer{
  background:var(--deep);
  color:rgba(232,244,240,.75);
  padding-top:70px;
  margin-top:0;
  font-size:.9rem;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:42px;
  padding-bottom:30px;
}
.footer-brand .brand-logo{margin-bottom:14px}
.footer-brand p{
  max-width:36ch;
  color:rgba(210,237,229,.66);
  line-height:1.9;
  font-size:.86rem;
}
.footer-col h4,
.footer-col-title{
  color:#fff;
  font-size:.93rem;
  font-weight:800;
  margin-bottom:14px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{
  color:rgba(210,237,229,.72);
  transition:var(--transition)
}
.footer-col ul a:hover{color:#fff;padding-left:4px}
.footer-contact p{
  color:rgba(210,237,229,.6);
  line-height:1.8;
  font-size:.85rem
}
.footer-contact a{
  color:#b8e3d6;
  border-bottom:1px solid rgba(255,255,255,.15);
}
.copyright{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  color:rgba(201,232,220,.58);
  font-size:.78rem;
}
.footer-col ul a{display:inline-block}

/* responsive nav */
@media(max-width:900px){
  .dock-nav{flex-wrap:wrap}
  .nav-toggle{
    display:inline-flex;
    margin-left:auto;
    order:3;
  }
  .dock-list{
    display:none;
    order:5;
    flex-basis:100%;
    margin:6px 0 4px;
  }
  .dock-nav input[type=checkbox]:checked + .dock-list{
    display:block;
  }
  .dock-list ul{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    background:rgba(247,250,247,.9);
    border-radius:20px;
    padding:10px;
  }
  .dock-list a{
    justify-content:space-between;
    padding:12px 14px;
    font-size:.98rem;
  }
  .dock-actions{
    order:2;
    margin-left:0;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:34px;
  }
}
@media(max-width:520px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-brand p{max-width:none}
}

/* roulang page: category2 */
:root {
  --bg: #F7F8F3;
  --card: #FFFFFF;
  --ink: #11231F;
  --muted: #5F716C;
  --line: #E3EAE6;
  --brand-dark: #0C3D36;
  --brand: #14685C;
  --brand-bright: #2FA390;
  --brand-pale: #CDEAE3;
  --brand-grad: linear-gradient(135deg, #14685C, #2FA390 58%, #A1D9C9);
  --orange: #F97316;
  --orange-soft: #FFE9D9;
  --danger: #C8433C;
  --success: #1E8A5C;
  --dark-block: #071F1B;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-full: 999px;
  --shadow-sm: 0 4px 20px rgba(12, 61, 54, 0.06);
  --shadow-md: 0 12px 28px rgba(12, 61, 54, 0.09);
  --shadow-lg: 0 18px 40px rgba(12, 61, 54, 0.14);
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, -apple-system, sans-serif;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
ul, ol {
  list-style: none;
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section-spacer {
  padding: 84px 0;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand);
  background: var(--brand-pale);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}
.section-head {
  max-width: 760px;
  margin-bottom: 40px;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 800;
  color: var(--brand-dark);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.section-head p {
  color: var(--muted);
  font-size: 17px;
}
::selection {
  background: var(--orange-soft);
  color: var(--brand-dark);
}
:focus-visible {
  outline: 2px solid var(--brand-bright);
  outline-offset: 3px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  padding: 14px 14px 0;
  background: transparent;
}
.dock-nav {
  width: min(1180px, calc(100% - 0px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 10px 9px 10px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow-sm), 0 0 0 1px rgba(12, 61, 54, 0.04);
  border-radius: var(--radius-full);
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  padding: 0 6px 0 2px;
}
.logo-key {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: var(--brand-dark);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
  padding: 11px 14px 9px;
  border-radius: 10px 10px 10px 4px;
  box-shadow: inset 0 -3px 0 rgba(255, 255, 255, 0.14);
  letter-spacing: -0.02em;
}
.logo-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-block;
  transform: translateY(-1px);
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 12px;
  color: var(--brand-dark);
  background: var(--bg);
  border: 1px solid var(--line);
}
#navToggle {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.dock-list {
  display: flex;
  align-items: center;
  flex: 1;
}
.dock-list ul {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-wrap: wrap;
}
.dock-list ul li a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 7px 15px;
  border-radius: var(--radius-full);
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.dock-list ul li a:hover {
  background: var(--brand-pale);
  color: var(--brand-dark);
}
.dock-list ul li a.active {
  background: var(--brand-pale);
  color: var(--brand-dark);
  font-weight: 800;
}
.dock-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.search-btn {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: transparent;
  border: 1px solid transparent;
  color: var(--brand-dark);
  cursor: pointer;
  transition: 0.2s;
}
.search-btn:hover {
  background: var(--brand-pale);
  color: var(--brand-dark);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  padding: 13px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  min-height: 44px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn-primary {
  background: var(--orange);
  color: #fff;
  box-shadow: 0 8px 18px rgba(249, 115, 22, 0.2);
}
.btn-primary:hover {
  background: #e9640a;
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(249, 115, 22, 0.26);
}
.btn-primary:active {
  transform: translateY(1px);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.28);
  color: var(--brand-dark);
  border: 1px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.55);
  transform: translateY(-1px);
}
.cat-intro {
  position: relative;
  border-radius: 32px;
  margin: 12px auto 0;
  max-width: 1200px;
  overflow: hidden;
  background-image: linear-gradient(135deg, rgba(12,61,54,0.92), rgba(20,104,92,0.72), rgba(205,234,227,0.4)), url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 0;
}
.cat-intro::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,61,54,0.32), transparent 60%);
}
.cat-intro-inner {
  position: relative;
  z-index: 2;
  padding: clamp(48px, 7vw, 96px) clamp(24px, 5vw, 72px);
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 24px;
}
.breadcrumb a:hover {
  color: #fff;
}
.cat-intro h1 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: -0.03em;
  max-width: 720px;
  margin-bottom: 18px;
}
.cat-intro-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: #fff;
  margin-bottom: 20px;
}
.cat-intro p.lead {
  max-width: 720px;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 30px;
}
.intro-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.intro-chips span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 14px;
  color: #fff;
  font-weight: 600;
}
.scene-section {
  background: var(--bg);
}
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.scene-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border 0.25s ease;
}
.scene-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-pale);
}
.scene-media {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  margin-bottom: 16px;
  background-size: cover;
  background-position: center;
  border: 1px solid var(--line);
}
.scene-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.scene-card .scene-icon {
  color: var(--brand);
  font-weight: 800;
  font-size: 13px;
  margin-bottom: 8px;
}
.scene-card h3 {
  color: var(--brand-dark);
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 10px;
}
.scene-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}
.method-section {
  position: relative;
}
.method-section::before {
  content: "";
  position: absolute;
  inset: 0 0 0 auto;
  width: 42%;
  background: linear-gradient(135deg, #CDEAE3 0%, rgba(247,248,243,0) 80%);
  z-index: 0;
  border-radius: 40px 0 0 40px;
}
.method-section .container {
  position: relative;
  z-index: 1;
}
.method-block {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  align-items: start;
  transition: box-shadow 0.2s ease, border 0.2s ease;
}
.method-block:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--brand-pale);
}
.method-no {
  width: 86px;
  height: 86px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-pale);
  color: var(--brand-dark);
  border-radius: 24px;
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.04em;
  box-shadow: inset 0 -3px 0 rgba(12,61,54,0.06);
}
.method-content h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--brand-dark);
  margin-bottom: 8px;
}
.method-content > p {
  color: var(--muted);
  max-width: 760px;
  margin-bottom: 14px;
}
.method-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.method-points li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--line);
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 999px;
}
.method-points li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-bright);
  display: inline-block;
}
.method-tag {
  display: inline-flex;
  align-items: center;
  color: var(--brand);
  background: rgba(205, 234, 227, 0.5);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 13px;
  font-weight: 600;
}
.chain-block {
  border-radius: 32px;
  background: linear-gradient(135deg, #0C3D36, #14685C 62%, #2FA390);
  color: #fff;
  padding: clamp(32px, 5vw, 56px);
  position: relative;
  overflow: hidden;
}
.chain-block::after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(205,234,227,0.14);
  top: -100px;
  right: -100px;
}
.chain-head {
  position: relative;
  z-index: 1;
  margin-bottom: 30px;
}
.chain-head .eyebrow {
  background: rgba(255,255,255,0.18);
  color: #fff;
}
.chain-head h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 800;
  margin-bottom: 10px;
}
.chain-head p {
  color: rgba(255,255,255,0.8);
  max-width: 640px;
}
.chain-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.chain-item {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 20px;
  padding: 18px;
}
.chain-item b {
  display: flex;
  align-items: center;
  font-size: 18px;
  margin-bottom: 6px;
  gap: 8px;
}
.chain-item b::before {
  content: "";
  width: 8px;
  height: 8px;
  background: #F97316;
  border-radius: 50%;
  display: inline-block;
}
.chain-item p {
  color: rgba(255,255,255,0.8);
  font-size: 14px;
  line-height: 1.7;
}
.insight-section {
  background: #fff;
}
.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.insight-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.insight-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.insight-mark {
  display: inline-block;
  font-size: 12px;
  color: var(--brand);
  background: var(--brand-pale);
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 700;
  margin-bottom: 14px;
}
.insight-card h3 {
  font-size: 20px;
  color: var(--brand-dark);
  line-height: 1.45;
  margin-bottom: 10px;
}
.insight-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}
.cta-section {
  background: linear-gradient(135deg, #0F5148, #14685C);
  color: #fff;
  padding: 90px 0;
}
.cta-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 32px;
  padding: clamp(26px, 4vw, 60px);
  backdrop-filter: blur(10px);
}
.cta-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
.cta-copy h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.cta-copy p {
  color: rgba(255,255,255,0.84);
  max-width: 560px;
  margin-bottom: 28px;
}
.cta-photo {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 22px 40px rgba(0,0,0,0.22);
}
.cta-photo img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}
.lead-form {
  display: grid;
  gap: 14px;
}
.lead-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 46px;
  border-radius: 12px;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.12);
  color: #fff;
}
.lead-form input::placeholder {
  color: rgba(255,255,255,0.63);
}
.lead-form input:focus,
.lead-form select:focus {
  border-color: #F97316;
  background: rgba(255,255,255,0.16);
}
.lead-form option {
  color: var(--ink);
  background: #fff;
}
.lead-form select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='white' stroke-width='2'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}
.lead-form .btn {
  min-height: 52px;
  background: var(--orange);
  color: #fff;
}
.lead-form .btn:hover {
  background: #ea620f;
}
.form-note {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}
.lead-form input::placeholder,
.lead-form textarea::placeholder {
  color: rgba(255,255,255,0.66);
}
.faq-section {
  background: var(--bg);
}
.faq-grid {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}
.faq-item[open] {
  box-shadow: var(--shadow-sm);
  border-color: var(--brand-pale);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--brand-dark);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "+";
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--brand-pale);
  color: var(--brand-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 600;
  flex-shrink: 0;
  transition: transform 0.2s ease, background 0.2s ease;
}
.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: var(--orange);
  color: #fff;
}
.faq-answer {
  padding: 0 24px 20px;
  color: var(--muted);
  line-height: 1.8;
  font-size: 15px;
}
.site-footer {
  background: var(--dark-block);
  color: rgba(255,255,255,0.72);
  padding: 64px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 40px;
  margin-bottom: 44px;
}
.footer-brand .brand-logo {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  max-width: 300px;
}
.footer-col-title {
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 16px;
}
.footer-col ul li {
  margin-bottom: 9px;
}
.footer-col ul a {
  font-size: 14px;
  color: rgba(255,255,255,0.66);
  transition: 0.2s;
}
.footer-col ul a:hover {
  color: #fff;
}
.footer-contact p {
  font-size: 14px;
  line-height: 1.8;
}
.copyright {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255,255,255,0.42);
}
@media (max-width: 991px) {
  .scene-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .chain-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .insight-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cta-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .section-spacer {
    padding: 56px 0;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .dock-nav {
    flex-wrap: wrap;
    border-radius: 22px;
    padding: 8px 10px;
  }
  .dock-nav .brand-logo {
    order: 1;
  }
  .dock-list {
    display: none;
    order: 4;
    width: 100%;
    margin-top: 8px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 8px;
  }
  #navToggle:checked ~ .dock-list {
    display: block;
  }
  .dock-list ul {
    flex-direction: column;
    align-items: stretch;
  }
  .dock-list ul li a {
    justify-content: flex-start;
    width: 100%;
    min-height: 44px;
    border-radius: 12px;
  }
  .dock-actions {
    order: 3;
    margin-left: auto;
  }
  .search-btn {
    display: none;
  }
  .dock-actions .btn {
    min-height: 42px;
    padding: 0 14px;
    font-size: 13px;
  }
  .method-block {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 24px;
  }
  .method-no {
    width: 58px;
    height: 58px;
    font-size: 26px;
    border-radius: 16px;
  }
  .cat-intro-inner {
    padding: 38px 24px;
  }
  .cat-intro h1 {
    font-size: 32px;
  }
  .method-block {
    padding: 20px;
  }
  .method-content h3 {
    font-size: 20px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .scene-grid,
  .insight-grid,
  .chain-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .lead-form .form-row {
    grid-template-columns: 1fr;
  }
  .cat-intro {
    border-radius: 22px;
  }
  .dock-nav {
    width: 100%;
  }
  .dock-actions .btn {
    padding: 0 12px;
    font-size: 12px;
  }
  .footer-col {
    margin-bottom: 8px;
  }
  .copyright {
    flex-direction: column;
  }
}