/* roulang page: index */
:root {
  --primary: #0FA88F;
  --primary-deep: #0B7A6B;
  --accent: #FF7A55;
  --sand: #F5E8D8;
  --bg: #F4F9F8;
  --card: #FFFFFF;
  --dark: #0A211D;
  --text-strong: #152420;
  --text-weak: #5D6B66;
  --border: #E2ECE9;
  --r-lg: 24px;
  --r-md: 16px;
  --shadow: 0 1px 2px rgba(10,33,29,.04), 0 16px 32px -24px rgba(10,33,29,.18);
  --shadow-hover: 0 20px 40px -24px rgba(10,33,29,.26);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  color: var(--text-strong);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
  font-variant-numeric: tabular-nums;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font-family: inherit; }
.container {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}
.section { padding-block: clamp(3.25rem, 7vw, 5.75rem); }
.section-hidden-top { padding-top: 0; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--primary-deep);
  background: rgba(15,168,143,.1);
  padding: .4rem .85rem;
  border-radius: 999px;
  text-transform: uppercase;
}
.section-label::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(255,122,85,.6);
  animation: pulseDot 1.8s infinite;
}
@keyframes pulseDot {
  0% { box-shadow: 0 0 0 0 rgba(255,122,85,.45); }
  70% { box-shadow: 0 0 0 8px rgba(255,122,85,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,122,85,0); }
}
.h2 {
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  color: var(--text-strong);
}
.h3 {
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 10px;
  color: var(--text-strong);
}
.section-intro {
  max-width: 72ch;
  color: var(--text-weak);
  font-size: 1rem;
  margin-top: .75rem;
}
.eyebrow {
  font-size: .85rem;
  font-weight: 700;
  color: var(--primary-deep);
  letter-spacing: .12em;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 48px;
  padding: .65rem 1.5rem;
  border-radius: 999px;
  border: 0;
  font-weight: 700;
  font-size: .95rem;
  line-height: 1.2;
  cursor: pointer;
  transition: all .22s ease;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 3px solid rgba(15,168,143,.4);
  outline-offset: 2px;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary) 0%, #2DD0B3 55%, #86E2CF 120%);
  box-shadow: 0 12px 26px -16px rgba(15,168,143,.8);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 30px -16px rgba(15,168,143,.9); }
.btn-primary:active { transform: scale(.98); }
.btn-outline {
  color: var(--primary-deep);
  background: rgba(255,255,255,.7);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover { background: rgba(15,168,143,.08); transform: translateY(-1px); }
.btn-outline:active { transform: scale(.98); }
.btn-white { color: var(--dark); background: #fff; }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 18px 30px -20px rgba(0,0,0,.4); }

/* header + nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244,249,248,.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(226,236,233,.7);
  transition: background .3s;
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), #2DD0B3, var(--accent));
}
.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand,
.footer-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 900;
  font-size: 1.25rem;
  color: var(--text-strong);
  letter-spacing: -.02em;
  white-space: nowrap;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--primary), #7DE3CB);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex: 0 0 auto;
}
.top-nav {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.top-nav a {
  position: relative;
  display: block;
  padding: 10px 8px;
  margin: 0 4px;
  font-weight: 650;
  font-size: .93rem;
  color: var(--text-weak);
  border-radius: 12px;
  transition: color .2s, background .2s;
}
.top-nav a:hover,
.top-nav a.active {
  color: var(--primary-deep);
  background: rgba(15,168,143,.08);
}
.top-nav a.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 1px;
  width: 5px;
  height: 5px;
  transform: translateX(-50%);
  background: var(--primary);
  border-radius: 50%;
}
.header-action { display: flex; align-items: center; gap: .5rem; }

/* mobile bottom tab */
.bottom-tab {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  height: calc(60px + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: start;
  gap: .15rem;
  box-shadow: 0 -8px 24px -20px rgba(0,0,0,.2);
}
.bottom-tab a {
  height: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: .7rem;
  font-weight: 700;
  color: var(--text-weak);
  transition: color .2s;
}
.bottom-tab a svg { width: 21px; height: 21px; }
.bottom-tab a.active,
.bottom-tab a:hover { color: var(--primary); }
@media (min-width: 769px) {
  .bottom-tab { display: none; }
  .top-nav a { padding: 10px 12px; }
}
@media (max-width: 768px) {
  .site-header { display: none; }
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }
}

/* hero */
.hero-section {
  position: relative;
  overflow: hidden;
  padding: clamp(3rem, 7vw, 5.75rem) 0 clamp(2.5rem, 5vw, 4rem);
  isolation: isolate;
}
.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 5% 15%, rgba(255,255,255,.9), transparent 34%),
    linear-gradient(90deg, rgba(244,249,248,.96) 0%, rgba(244,249,248,.9) 45%, rgba(244,249,248,.74) 100%);
  z-index: -1;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
}
.hero-copy { max-width: 640px; }
.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  background: rgba(255,255,255,.8);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .4rem .9rem;
  font-size: .82rem;
  font-weight: 700;
  color: var(--primary-deep);
  box-shadow: 0 4px 14px -8px rgba(10,33,29,.18);
}
.hero-pill span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
.hero-title {
  font-size: clamp(34px, 4.6vw, 58px);
  line-height: 1.15;
  font-weight: 850;
  letter-spacing: -0.03em;
  margin: 1.1rem 0 1rem;
  color: var(--text-strong);
}
.hero-title strong {
  color: var(--primary-deep);
  font-weight: 900;
}
.hero-sub {
  font-size: 1.05rem;
  max-width: 58ch;
  color: var(--text-weak);
  line-height: 1.8;
  margin-bottom: 1.4rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero-note {
  margin-top: 1rem;
  font-size: .82rem;
  color: var(--text-weak);
  display: flex;
  align-items: center;
  gap: .4rem;
}
.hero-note::before { content: "●"; color: var(--accent); font-size: .5rem; }

/* hero visual */
.hero-card {
  background: rgba(255,255,255,.8);
  padding: 10px;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
  border: 1px solid rgba(255,255,255,.9);
  backdrop-filter: blur(10px);
  position: relative;
  transform: rotate(1deg);
  transition: transform .35s ease, box-shadow .35s ease;
}
.hero-card:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.hero-card img {
  width: 100%;
  aspect-ratio: 5 / 3.1;
  object-fit: cover;
  border-radius: 18px;
}
.hero-card-badge {
  position: absolute;
  top: 22px;
  right: 22px;
  background: var(--accent);
  color: #fff;
  font-size: .85rem;
  font-weight: 800;
  padding: .45rem .85rem;
  border-radius: 999px;
  letter-spacing: .03em;
  box-shadow: 0 8px 24px -12px rgba(255,122,85,.8);
}
.hero-float-bar {
  margin-top: 8px;
  border-radius: 16px;
  background: rgba(255,255,255,.9);
  border: 1px solid var(--border);
  padding: .8rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.hero-float-bar p { margin: 0; font-weight: 750; font-size: .95rem; }
.hero-float-bar span { color: var(--text-weak); font-weight: 500; font-size: .82rem; }
.hero-corner-svg {
  position: absolute;
  bottom: -16px;
  left: -14px;
  width: 70px;
  height: 70px;
  border-radius: 20px;
  background: linear-gradient(145deg, var(--accent), #FFB29F);
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.04fr .92fr; gap: 3.2rem; }
}

/* stat wave */
.stat-strip {
  background: rgba(255,255,255,.7);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.4rem 0;
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .9rem;
}
.stat-card {
  background: rgba(255,255,255,.9);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1rem;
  text-align: center;
  box-shadow: 0 1px 2px rgba(10,33,29,.04);
}
.stat-num {
  display: block;
  font-size: clamp(1.45rem, 2.6vw, 2rem);
  font-weight: 850;
  line-height: 1.2;
  color: var(--primary-deep);
  letter-spacing: -.03em;
}
.stat-label { display: block; font-size: .78rem; font-weight: 600; color: var(--text-weak); margin-top: .3rem; }
@media (min-width: 640px) {
  .stat-grid { grid-template-columns: repeat(4, 1fr); gap: 1rem; }
  .stat-card { padding: 1.25rem 1rem; }
}

/* section head and split cards */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.6rem;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  color: var(--primary-deep);
  font-weight: 750;
  font-size: .92rem;
  transition: gap .2s, color .2s;
  border-bottom: 2px solid rgba(15,168,143,.25);
  padding-bottom: .1rem;
}
.text-link:hover { gap: .6rem; color: var(--primary); border-bottom-color: var(--primary); }

/* Bento one large two small */
.spot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.spot-card {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--card);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
}
.spot-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.spot-large {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100%;
}
.spot-large-media { min-height: 200px; }
.spot-large-media img,
.spot-large-content { width: 100%; height: 100%; }
.spot-large-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 1.5;
}
.spot-large-inner {
  padding: clamp(1.4rem, 3vw, 2.2rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.feature-tag {
  display: inline-block;
  font-size: .76rem;
  font-weight: 700;
  color: var(--primary-deep);
  background: rgba(15,168,143,.1);
  border-radius: 8px;
  padding: .25rem .65rem;
  margin-bottom: .75rem;
}
.spot-large h3, .spot-card h3 { margin-top: 0; }
.spot-card-desc { color: var(--text-weak); line-height: 1.8; }
.spot-list { display: flex; flex-wrap: wrap; gap: .5rem .9rem; margin: 1.2rem 0; padding: 0; list-style: none; }
.spot-list li { position: relative; padding-left: .2rem; font-size: .9rem; color: var(--text-strong); font-weight: 650; }
.spot-list li::before { content: "/"; position: absolute; left: -0.7rem; top: 0; color: var(--accent); }
@media (min-width: 1024px) {
  .spot-grid { grid-template-columns: repeat(3, 1fr); align-items: stretch; }
  .spot-large { grid-column: span 2; grid-template-columns: .9fr 1.1fr; }
  .spot-large-media img { aspect-ratio: auto; }
}

/* quote rail */
.quote-section { background: #EAF6F2; overflow: hidden; position: relative; }
.quote-rail-wrap { position: relative; }
.quote-rail {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding: .5rem .5rem 1.4rem;
  margin: -0.5rem;
}
.quote-rail::-webkit-scrollbar { display: none; }
.quote-card {
  flex: 0 0 88%;
  scroll-snap-align: center;
  background: rgba(255,255,255,.94);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 1.4rem 1.2rem;
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.quote-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.quote-score {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 800;
  color: var(--accent);
  font-size: 1.1rem;
}
.stars { color: #FFB40A; letter-spacing: .1em; }
.quote-text { font-size: 1rem; color: var(--text-strong); margin: 1rem 0 1.2rem; line-height: 1.85; }
.quote-person { display: flex; align-items: center; gap: .7rem; }
.quote-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--primary), #7DE3CB);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: .9rem;
}
.quote-meta small { display: block; color: var(--text-weak); font-size: .78rem; }
.quote-tools {
  display: flex;
  justify-content: flex-end;
  gap: .6rem;
  margin-top: .5rem;
}
.quote-tool-btn {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--primary-deep);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all .2s ease;
}
.quote-tool-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
@media (min-width: 640px) {
  .quote-card { flex-basis: 62%; }
}
@media (min-width: 1024px) {
  .quote-card { flex-basis: calc((100% - 2rem) / 3); }
}

/* guarantee */
.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.6rem;
}
.guard-card {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 20px;
  padding: 1.2rem;
  display: flex;
  gap: .8rem;
  align-items: flex-start;
  transition: all .25s ease;
}
.guard-card:hover { background: rgba(255,255,255,.8); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.guard-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: rgba(15,168,143,.1);
  color: var(--primary-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.guard-icon svg { width: 22px; height: 22px; }
.guard-name { font-weight: 800; font-size: .95rem; margin: 0 0 .25rem; }
.guard-desc { font-size: .84rem; color: var(--text-weak); margin: 0; line-height: 1.7; }
@media (min-width: 1024px) { .guarantee-grid { grid-template-columns: repeat(4, 1fr); } }

/* latest list */
.dynamic-list { display: grid; gap: 1.2rem; }
.latest-item {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: .85rem;
  transition: transform .25s ease, box-shadow .25s ease;
  align-items: center;
}
.latest-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.latest-thumb {
  width: 96px;
  height: 96px;
  border-radius: 14px;
  overflow: hidden;
}
.latest-thumb img { width: 100%; height: 100%; object-fit: cover; }
.latest-main { min-width: 0; display: grid; gap: .4rem; }
.latest-cat {
  display: inline-block;
  width: fit-content;
  background: rgba(255,122,85,.12);
  color: #D9562E;
  font-size: .75rem;
  font-weight: 800;
  padding: .15rem .55rem;
  border-radius: 8px;
}
.latest-item h3 { margin: 0; }
.latest-item h3 a {
  font-size: .98rem;
  font-weight: 800;
  color: var(--text-strong);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
}
.latest-item h3 a:hover { color: var(--primary); }
.latest-summary {
  margin: 0;
  color: var(--text-weak);
  font-size: .85rem;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.latest-meta { display: flex; flex-wrap: wrap; gap: .5rem 1rem; font-size: .8rem; color: var(--text-weak); align-items: center; }
.latest-date { color: var(--text-weak); font-weight: 600; }
.empty-block {
  background: rgba(255,255,255,.7);
  border: 1px dashed var(--border);
  border-radius: 18px;
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-weak);
  font-weight: 600;
}
.empty-block svg { width: 30px; height: 30px; margin: 0 auto .5rem; color: #B7D6CF; }
@media (min-width: 768px) {
  .latest-item { grid-template-columns: 118px 1fr; gap: 1.2rem; padding: 1rem; }
  .latest-thumb { width: 118px; height: 100px; }
  .latest-item h3 a { font-size: 1.05rem; }
  .latest-summary { -webkit-line-clamp: 2; }
}

/* faq */
.faq-section { background: #fff; border-top: 1px solid var(--border); }
.faq-list { max-width: 860px; margin: 1.25rem auto 0; display: grid; gap: .75rem; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: box-shadow .2s ease;
}
.faq-item[open] { border-left: 4px solid var(--primary); box-shadow: var(--shadow); }
.faq-summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding: 1rem 1.1rem;
  font-weight: 800;
  color: var(--text-strong);
  min-height: 52px;
}
.faq-summary::-webkit-details-marker { display: none; }
.faq-summary .faq-icon {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  border-radius: 50%;
  color: var(--primary-deep);
  background: rgba(15,168,143,.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.faq-item[open] .faq-icon { background: var(--primary); color: #fff; }
.faq-body { padding: 0 1.1rem 1.1rem; color: var(--text-weak); line-height: 1.85; font-size: .93rem; }

/* CTA */
.cta-band {
  background: linear-gradient(120deg, var(--dark) 0%, #083A33 60%, #0B7A6B 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: -80px;
  top: -80px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45,208,179,.25), transparent 65%);
}
.cta-band .container { position: relative; z-index: 2; }
.cta-title { font-size: clamp(30px, 4vw, 46px); font-weight: 850; letter-spacing: -.02em; line-height: 1.2; margin: 0; }
.cta-sub { color: rgba(255,255,255,.74); max-width: 62ch; margin-top: .75rem; font-size: 1rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.6rem; }
.cta-small { color: rgba(255,255,255,.6); font-size: .8rem; margin-top: 1rem; display: flex; gap: .4rem; flex-wrap: wrap; }
.cta-small a { color: #fff; border-bottom: 1px solid rgba(255,255,255,.5); }

/* footer */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,.76);
  border-top: 1px solid rgba(255,255,255,.08);
}
.site-footer::before {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--primary), #7DE3CB);
}
.footer-grid {
  display: grid;
  gap: 2rem;
  padding-block: 2.8rem 2rem;
}
.footer-brand { color: #fff; margin-bottom: .5rem; }
.footer-col h4 {
  color: #fff;
  font-size: .95rem;
  font-weight: 800;
  margin: 0 0 .8rem;
}
.footer-col p { max-width: 42ch; color: rgba(255,255,255,.62); font-size: .86rem; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.footer-col ul a {
  color: rgba(255,255,255,.68);
  font-size: .88rem;
  transition: color .2s, padding-left .2s;
}
.footer-col ul a:hover { color: #fff; padding-left: 2px; }
.footer-copyright {
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: .78rem;
  color: rgba(255,255,255,.48);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .6rem;
  padding-block: 1rem;
}
.footer-copyright a { color: #fff; }
@media (min-width: 820px) {
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1.2fr; }
}

/* focus accessibility */
a:focus-visible {
  outline: 3px solid rgba(15,168,143,.5);
  outline-offset: 2px;
  border-radius: 6px;
}
@media (max-width: 600px) {
  .hero-actions .btn { width: 100%; }
  .guarantee-grid { grid-template-columns: 1fr 1fr; gap: .75rem; }
  .guard-card { flex-direction: column; }
  .guard-icon { width: 36px; height: 36px; border-radius: 10px; }
  .spot-large-media img { aspect-ratio: 4/3; }
}

/* roulang page: category1 */
:root {
    --primary: #0FA88F;
    --primary-deep: #0B7A6B;
    --accent: #FF7A55;
    --sand: #F5E8D8;
    --bg: #F4F9F8;
    --card: #FFFFFF;
    --dark: #0A211D;
    --text-strong: #152420;
    --text-weak: #5D6B66;
    --border: #E2ECE9;
    --radius-card: 24px;
    --radius-box: 16px;
    --shadow-card: 0 1px 2px rgba(10,33,29,.04), 0 16px 32px -24px rgba(10,33,29,.18);
    --shadow-card-hover: 0 20px 40px -24px rgba(10,33,29,.26);
  }

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

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
  }

  body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    background: var(--bg);
    color: var(--text-strong);
    line-height: 1.78;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

  body,
  .site-footer,
  .mobile-tabbar,
  .dark-section {
    padding-bottom: 0;
  }

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

  a {
    color: inherit;
    text-decoration: none;
    transition: color .22s ease, background-color .22s ease, border-color .22s ease, box-shadow .22s ease, transform .22s ease;
  }

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

  .container {
    width: min(100% - 2rem, 1200px);
    margin-inline: auto;
  }

  @media (max-width: 640px) {
    .container {
      width: min(100% - 1.5rem, 1200px);
    }
  }

  section {
    scroll-margin-top: 84px;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(244, 249, 248, .86);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(226, 236, 233, .9);
  }

  .header-wrap {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -.01em;
    color: var(--text-strong);
    white-space: nowrap;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    border-radius: 999px;
    display: grid;
    place-items: center;
    color: white;
    background: linear-gradient(135deg, var(--primary) 0%, #2DD0B3 70%, #B5E9DF 130%);
    box-shadow: 0 6px 16px -8px rgba(15, 168, 143, .75);
  }

  .brand-mark svg {
    width: 18px;
    height: 18px;
  }

  .top-nav {
    display: none;
    align-items: center;
    gap: .4rem;
  }

  .top-nav a {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: .35rem .85rem;
    border-radius: 999px;
    font-size: .93rem;
    font-weight: 600;
    color: var(--text-weak);
  }

  .top-nav a:hover {
    color: var(--primary);
    background: rgba(15, 168, 143, .06);
  }

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

  .top-nav a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 4px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    transform: translateX(-50%);
  }

  .header-action {
    display: none;
    flex: 0 0 auto;
  }

  @media (min-width: 769px) {
    .top-nav {
      display: flex;
    }
    .header-action {
      display: block;
    }
  }

  @media (max-width: 768.98px) {
    .header-wrap {
      min-height: 60px;
      justify-content: center;
    }
    .top-nav,
    .header-action {
      display: none;
    }
    .brand {
      font-size: 1.08rem;
    }
    .brand-mark {
      width: 32px;
      height: 32px;
      flex-basis: 32px;
    }
    body {
      padding-bottom: 68px;
    }
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    min-height: 48px;
    padding: .6rem 1.5rem;
    border-radius: 999px;
    font-weight: 700;
    font-size: .9rem;
    line-height: 1;
    border: 0;
    cursor: pointer;
    transition: all .22s ease;
    white-space: nowrap;
  }

  .btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(15, 168, 143, .28);
  }

  .btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--primary) 0%, #2DD0B3 100%);
    box-shadow: 0 10px 20px -12px rgba(15, 168, 143, .8);
  }

  .btn-primary:hover {
    box-shadow: 0 14px 24px -12px rgba(15, 168, 143, .9);
    transform: translateY(-2px);
  }

  .btn-primary:active {
    transform: scale(.98);
  }

  .btn-light {
    background: #fff;
    color: var(--dark);
    box-shadow: 0 8px 20px -12px rgba(0, 0, 0, .28);
  }

  .btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -14px rgba(0, 0, 0, .34);
  }

  .btn-outline {
    background: transparent;
    color: var(--primary-deep);
    border: 1.5px solid var(--primary);
  }

  .btn-outline:hover {
    background: rgba(15, 168, 143, .08);
    transform: translateY(-2px);
  }

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

  @media (max-width: 480px) {
    .btn {
      min-height: 44px;
      padding: .5rem 1.1rem;
      font-size: .86rem;
    }
  }

  .card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
    height: 100%;
  }

  .card-hover:hover {
    transform: translateY(-4px);
    border-color: rgba(15, 168, 143, .28);
    box-shadow: var(--shadow-card-hover);
  }

  .section-tag {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    background: rgba(15, 168, 143, .09);
    color: var(--primary-deep);
    border-radius: 999px;
    font-size: .8rem;
    font-weight: 700;
    padding: .3rem .75rem;
    letter-spacing: .02em;
  }

  .hero-badge-dark {
    background: rgba(10, 33, 29, .72);
    border-radius: 999px;
    color: #fff;
    padding: .2rem .55rem;
    font-size: .75rem;
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
  }

  .mobile-tabbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 80;
    display: flex;
    align-items: stretch;
    background: rgba(255, 255, 255, .96);
    border-top: 1px solid var(--border);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    padding-bottom: env(safe-area-inset-bottom);
  }

  .mobile-tabbar a {
    flex: 1 1 0;
    min-height: 58px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    color: #6A7671;
    font-size: 12px;
    font-weight: 600;
  }

  .mobile-tabbar a svg {
    width: 20px;
    height: 20px;
  }

  .mobile-tabbar a.active {
    color: var(--primary);
  }

  .mobile-tabbar a.active svg {
    stroke-width: 2.5;
  }

  @media (min-width: 769px) {
    .mobile-tabbar {
      display: none;
    }
  }

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

  .footer-anchor-title {
    position: relative;
    display: inline-block;
  }

  .footer-anchor-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 38px;
    height: 3px;
    border-radius: 99px;
    background: var(--primary);
  }

  .mobile-badge {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    background: rgba(255, 122, 85, .12);
    color: #D95A38;
    font-size: .75rem;
    font-weight: 700;
    padding: .22rem .6rem;
    border-radius: 999px;
  }

  .status-tile {
    background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,255,255,.84));
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1rem 1.1rem;
    box-shadow: 0 1px 2px rgba(10,33,29,.03);
  }

  .status-tile strong {
    font-size: 1.15rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: -.02em;
    color: var(--text-strong);
  }

  .status-tile span {
    display: block;
    font-size: .8rem;
    color: var(--text-weak);
    line-height: 1.5;
  }

  .img-ratio {
    aspect-ratio: 16 / 10;
    width: 100%;
    object-fit: cover;
    border-radius: 16px;
  }

  .service-thumb {
    aspect-ratio: 16 / 10;
    width: 100%;
    object-fit: cover;
    border-radius: 16px;
    transition: transform .35s ease;
  }

  .card-hover:hover .service-thumb {
    transform: scale(1.04);
  }

  .thumb-wrap {
    overflow: hidden;
    border-radius: 16px;
  }

  .scene-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(15,168,143,.1), rgba(45,208,179,.16));
    color: var(--primary);
    flex: none;
  }

  .scene-icon svg {
    width: 21px;
    height: 21px;
  }

  .step-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 1.5rem 1.4rem;
    height: 100%;
    position: relative;
    box-shadow: 0 1px 2px rgba(10,33,29,.03);
    transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
  }

  .step-card:hover {
    border-color: rgba(15, 168, 143, .35);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
  }

  .step-num {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1;
    color: rgba(15, 168, 143, .22);
    font-variant-numeric: tabular-nums;
  }

  .step-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: .6rem 0 .35rem;
  }

  .step-card p {
    font-size: .86rem;
    color: var(--text-weak);
    line-height: 1.75;
    margin: 0;
  }

  details.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: .6rem 1.2rem;
    transition: border-color .2s ease, box-shadow .2s ease;
  }

  details.faq-item[open] {
    border-color: rgba(15, 168, 143, .45);
    box-shadow: 0 14px 26px -24px rgba(10, 33, 29, .24);
  }

  details.faq-item summary {
    padding: .8rem 0;
    list-style: none;
    cursor: pointer;
    font-weight: 700;
    font-size: .93rem;
    color: var(--text-strong);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    position: relative;
    min-height: 44px;
  }

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

  details.faq-item[open] summary {
    color: var(--primary-deep);
  }

  details.faq-item summary::after {
    content: "+";
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1;
    color: var(--primary);
    transition: transform .2s ease;
  }

  details.faq-item[open] summary::after {
    transform: rotate(45deg);
  }

  details.faq-item .faq-answer {
    padding: 0 0 1rem;
    color: var(--text-weak);
    font-size: .9rem;
    line-height: 1.85;
    border-left: 3px solid var(--primary);
    padding-left: 1rem;
    margin-top: .25rem;
  }

  .footer-hr {
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, #2DD0B3 35%, transparent 100%);
    border: 0;
  }

  .site-footer {
    background: var(--dark);
    color: rgba(255, 255, 255, .72);
    padding: 0 0 1.5rem;
  }

  .site-footer .footer-top-line {
    height: 3px;
    background: linear-gradient(90deg, var(--primary), #2DD0B3 60%, transparent);
    border: 0;
    margin: 0;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
    padding: 3.5rem 0 2.4rem;
  }

  @media (min-width: 768px) {
    .footer-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 1025px) {
    .footer-grid {
      grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
    }
  }

  .site-footer .brand {
    color: #fff;
  }

  .site-footer .brand-mark {
    background: rgba(255, 255, 255, .12);
    color: #fff;
    box-shadow: none;
  }

  .site-footer .footer-col h4 {
    color: #fff;
    font-size: .98rem;
    font-weight: 700;
    margin-bottom: .6rem;
  }

  .site-footer ul {
    list-style: none;
    display: grid;
    gap: .45rem;
  }

  .site-footer ul a {
    color: rgba(255,255,255,.66);
    font-size: .9rem;
    transition: color .2s;
  }

  .site-footer ul a:hover {
    color: #2DD0B3;
  }

  .site-footer .footer-copyright {
    border-top: 1px solid rgba(255,255,255,.1);
    display: flex;
    flex-wrap: wrap;
    gap: .5rem 1.8rem;
    padding-top: 1rem;
    font-size: .8rem;
    color: rgba(255,255,255,.45);
  }

  .site-footer p {
    margin-top: .75rem;
    font-size: .86rem;
    line-height: 1.8;
    max-width: 42ch;
  }

  .cta-section {
    background: linear-gradient(135deg, #0A211D 0%, #0B3A32 100%);
    position: relative;
    overflow: hidden;
  }

  .cta-section::before {
    content: "";
    position: absolute;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(45,208,179,.25), transparent 60%);
    right: -70px;
    top: -80px;
    pointer-events: none;
  }

  .cta-section::after {
    content: "";
    position: absolute;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,122,85,.16), transparent 68%);
    left: 12%;
    bottom: -110px;
    pointer-events: none;
  }

  .cta-inner {
    position: relative;
    z-index: 2;
  }

  .pluse-wave {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 6px rgba(255, 122, 85, .16);
  }

  .no-br {
    white-space: nowrap;
  }

/* roulang page: article */
:root {
    --primary: #0FA88F;
    --primary-deep: #0B7A6B;
    --accent: #FF7A55;
    --sand: #F5E8D8;
    --bg: #F4F9F8;
    --card: #FFFFFF;
    --dark: #0A211D;
    --text-strong: #152420;
    --text-weak: #5D6B66;
    --border: #E2ECE9;
    --radius-big: 24px;
    --radius-card: 16px;
    --shadow-card: 0 1px 2px rgba(10, 33, 29, .04), 0 16px 32px -24px rgba(10, 33, 29, .18);
    --shadow-hover: 0 20px 40px -24px rgba(10, 33, 29, .26);
    --gradient-main: linear-gradient(120deg, #0FA88F 0%, #2DD0B3 55%, #B5E9DF 130%);
}
* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    color: var(--text-strong);
    background: var(--bg);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 0;
}
body::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    content: "";
    background-image: radial-gradient(rgba(15, 168, 143, .08) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: .35;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
button,
input,
textarea,
select {
    font: inherit;
}
.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(255, 255, 255, .82);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(226, 236, 233, .9);
}
.site-header .header-wrap {
    min-height: 72px;
}
.header-action {
    display: flex;
    align-items: center;
    gap: 14px;
}
.header-cta {
    flex-shrink: 0;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text-strong);
    font-size: 1.18rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    white-space: nowrap;
}
.brand-mark {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #fff;
    background: var(--gradient-main);
    box-shadow: 0 8px 20px -8px rgba(15, 168, 143, .7);
}
.top-nav {
    display: none;
    align-items: center;
    gap: 2.1rem;
    margin-left: auto;
    margin-right: 2.2rem;
}
.top-nav a {
    position: relative;
    font-size: .95rem;
    font-weight: 600;
    color: var(--text-weak);
    padding: 10px 0;
    transition: color .2s ease;
    white-space: nowrap;
}
.top-nav a:hover {
    color: var(--primary-deep);
}
.top-nav a.active {
    color: var(--text-strong);
}
.top-nav a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--primary);
    transform: translateX(-50%);
    box-shadow: 0 0 0 4px rgba(15, 168, 143, .16);
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, opacity .2s ease;
    text-align: center;
}
.btn-primary {
    background: var(--gradient-main);
    color: #fff;
    border: 0;
    box-shadow: 0 10px 24px -12px rgba(15, 168, 143, .75);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 28px -14px rgba(15, 168, 143, .8);
    opacity: .96;
}
.btn-primary:active {
    transform: scale(.98);
}
.btn-primary:focus-visible,
.btn-outline:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(15, 168, 143, .22);
}
.btn-outline {
    background: #fff;
    color: var(--primary-deep);
    border: 1.5px solid var(--primary);
}
.btn-outline:hover {
    background: rgba(15, 168, 143, .08);
    border-color: var(--primary-deep);
}
.btn-lg {
    min-height: 52px;
    padding: .8rem 2.2rem;
    font-size: 1rem;
}
.btn-md {
    min-height: 44px;
    padding: .55rem 1.5rem;
    font-size: .92rem;
}
.page-hero {
    position: relative;
    overflow: hidden;
    padding: 66px 0 90px;
    background: linear-gradient(115deg, rgba(244, 249, 248, .97) 0%, rgba(244, 249, 248, .84) 48%, rgba(11, 122, 107, .5) 100%), url('/assets/images/backpic/back-1.webp') no-repeat center 20% / cover;
    border-bottom: 1px solid var(--border);
}
.page-hero::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    right: -140px;
    bottom: -230px;
    border-radius: 50%;
    border: 1px solid rgba(15, 168, 143, .18);
}
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    color: var(--text-weak);
    font-size: .86rem;
}
.breadcrumb a {
    color: var(--text-weak);
    transition: color .15s ease;
}
.breadcrumb a:hover {
    color: var(--primary-deep);
}
.breadcrumb .sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #B3C9C2;
    display: inline-block;
}
.breadcrumb .current {
    font-weight: 600;
    color: var(--text-strong);
    max-width: 280px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.article-title {
    margin: 24px 0 18px;
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.22;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-strong);
    max-width: 860px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 18px;
    color: var(--text-weak);
    font-size: .88rem;
}
.article-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.article-meta-item svg {
    width: 16px;
    height: 16px;
    color: var(--primary);
}
.tag-link {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 12px;
    border-radius: 8px;
    background: rgba(15, 168, 143, .1);
    color: var(--primary-deep);
    font-size: .82rem;
    font-weight: 650;
    transition: background .2s ease;
}
.tag-link:hover {
    background: rgba(15, 168, 143, .18);
}
.article-wrap {
    position: relative;
    z-index: 2;
}
.article-sheet {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-big);
    box-shadow: var(--shadow-card);
    margin: -42px auto 72px;
    padding: clamp(28px, 6vw, 60px);
    max-width: 1020px;
}
.article-content {
    max-width: 760px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.85;
    color: #26312F;
}
.article-content p {
    margin: 0 0 28px;
}
.article-content h2,
.article-content h3,
.article-content h4 {
    color: var(--text-strong);
    line-height: 1.4;
}
.article-content h2 {
    font-size: clamp(24px, 3vw, 32px);
    margin: 48px 0 16px;
    font-weight: 750;
    letter-spacing: -0.02em;
}
.article-content h3 {
    font-size: clamp(19px, 2.2vw, 23px);
    margin: 34px 0 12px;
    font-weight: 700;
}
.article-content h4 {
    font-size: 17px;
    margin: 26px 0 10px;
    font-weight: 700;
}
.article-content ul,
.article-content ol {
    margin: 0 0 26px;
    padding-left: 1.6rem;
}
.article-content ul li,
.article-content ol li {
    margin-bottom: 8px;
}
.article-content ul li::marker {
    color: var(--primary);
}
.article-content blockquote {
    margin: 32px 0;
    padding: 18px 24px;
    border-left: 4px solid var(--primary);
    background: rgba(15, 168, 143, .06);
    border-radius: 0 14px 14px 0;
    color: #34443F;
}
.article-content blockquote p {
    margin: 0;
}
.article-content img {
    width: auto;
    max-width: 100%;
    margin: 32px 0;
    border-radius: var(--radius-card);
    border: 1px solid var(--border);
}
.article-content a {
    color: var(--primary-deep);
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-color: rgba(15, 168, 143, .35);
    transition: text-decoration-color .2s ease;
}
.article-content a:hover {
    text-decoration-color: var(--primary-deep);
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 32px 0;
    font-size: .94rem;
}
.article-content th,
.article-content td {
    border: 1px solid var(--border);
    padding: 12px 14px;
    text-align: left;
}
.article-content th {
    background: rgba(244, 249, 248, .9);
    color: var(--text-strong);
    font-weight: 700;
}
.article-content hr {
    border: none;
    height: 1px;
    background: var(--border);
    margin: 44px 0;
}
.article-foot {
    max-width: 760px;
    margin: 44px auto 0;
    padding: 22px 0 0;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
}
.article-note {
    color: var(--text-weak);
    font-size: .88rem;
}
.article-category {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.article-empty {
    text-align: center;
    padding: 56px 20px 66px;
    max-width: 640px;
    margin: 0 auto;
}
.article-empty h1 {
    font-size: 32px;
    margin: 0 0 32px;
    font-weight: 800;
}
.pager-section {
    max-width: 1020px;
    margin: -28px auto 56px;
    padding: 0 24px;
}
.pager-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 20px 24px;
    box-shadow: var(--shadow-card);
}
.pager-link {
    font-size: .92rem;
    font-weight: 650;
    color: var(--primary-deep);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap .2s ease;
}
.pager-link:hover {
    gap: 10px;
}
.related-section {
    background: #fff;
    padding: 88px 0 92px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.section-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 40px;
}
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-deep);
    font-size: .86rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.section-title {
    margin: 10px 0 0;
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 800;
    line-height: 1.22;
    letter-spacing: -0.02em;
}
.section-desc {
    color: var(--text-weak);
    max-width: 480px;
    line-height: 1.8;
}
.related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}
.rect-card {
    display: flex;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-big);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform .28s ease, box-shadow .28s ease;
}
.rect-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.rect-cover {
    flex: 0 0 40%;
    min-height: 220px;
    overflow: hidden;
    position: relative;
    background: #E7F2EF;
}
.rect-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
    transition: transform .45s ease;
}
.rect-card:hover .rect-cover img {
    transform: scale(1.04);
}
.rect-body {
    flex: 1;
    padding: 28px 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.rect-body h3 {
    font-size: 20px;
    margin: 0 0 10px;
    font-weight: 750;
    line-height: 1.4;
}
.rect-body p {
    margin: 0 0 18px;
    color: var(--text-weak);
    line-height: 1.75;
    max-width: 46rem;
}
.faq-block {
    background: var(--bg);
    padding: 90px 0;
    scroll-margin-top: 96px;
}
.faq-block .section-head {
    justify-content: center;
    text-align: center;
    margin-bottom: 42px;
}
.faq-block .section-desc {
    margin-left: auto;
    margin-right: auto;
}
.faq-list {
    max-width: 820px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
}
.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item[open] {
    border-color: rgba(15, 168, 143, .5);
    box-shadow: 0 14px 30px -20px rgba(15, 168, 143, .35);
}
.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    list-style: none;
    cursor: pointer;
    padding: 18px 24px;
    font-size: .98rem;
    font-weight: 650;
    color: var(--text-strong);
}
.faq-item summary::-webkit-details-marker {
    display: none;
}
.faq-item summary::after {
    content: "";
    width: 8px;
    height: 8px;
    border: 2px solid var(--primary);
    border-top: 0;
    border-left: 0;
    transform: rotate(45deg);
    transition: transform .22s ease;
    flex-shrink: 0;
    margin-top: -4px;
}
.faq-item[open] summary::after {
    transform: rotate(225deg);
    margin-top: 4px;
}
.faq-item .faq-answer {
    padding: 0 24px 22px;
    color: var(--text-weak);
    line-height: 1.8;
    font-size: .94rem;
}
.cta-section {
    position: relative;
    background: var(--dark);
    color: #fff;
    padding: 96px 0;
    scroll-margin-top: 90px;
    overflow: hidden;
}
.cta-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-main);
}
.cta-section::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .12);
    right: -100px;
    bottom: -190px;
}
.cta-inner {
    position: relative;
    z-index: 1;
    max-width: 720px;
}
.cta-inner h2 {
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.2;
    margin: 0 0 16px;
    font-weight: 800;
    letter-spacing: -0.03em;
}
.cta-inner p {
    color: rgba(255, 255, 255, .72);
    font-size: 1rem;
    line-height: 1.85;
    margin: 0 0 34px;
}
.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}
.cta-actions .btn {
    min-width: 148px;
}
.btn-white {
    background: #fff;
    color: var(--dark);
}
.btn-white:hover {
    background: #F1FBFA;
    transform: translateY(-2px);
}
.btn-ghost-light {
    border: 1.5px solid rgba(255, 255, 255, .7);
    color: #fff;
}
.btn-ghost-light:hover {
    background: rgba(255, 255, 255, .1);
    border-color: #fff;
}
.site-footer {
    background: var(--dark);
    color: rgba(255, 255, 255, .74);
    padding: 82px 0 38px;
}
.site-footer::before {
    content: "";
    display: block;
    height: 2px;
    background: var(--gradient-main);
    max-width: 1200px;
    margin: -82px auto 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 44px 36px;
}
.footer-brand {
    color: #fff;
    margin-bottom: 16px;
}
.footer-col p {
    font-size: .9rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, .62);
    max-width: 36ch;
    margin: 16px 0 0;
}
.footer-col h4 {
    color: #fff;
    font-size: .95rem;
    font-weight: 700;
    margin: 0 0 16px;
}
.footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}
.footer-col ul li a {
    color: rgba(255, 255, 255, .6);
    font-size: .9rem;
    transition: color .2s ease;
}
.footer-col ul li a:hover {
    color: #fff;
}
.footer-copyright {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    border-top: 1px solid rgba(255, 255, 255, .12);
    margin-top: 56px;
    padding-top: 24px;
    color: rgba(255, 255, 255, .48);
    font-size: .84rem;
}
.mobile-tabbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 80;
    display: flex;
    height: calc(58px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border);
}
.tab-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    color: var(--text-weak);
    font-size: 11px;
    font-weight: 600;
    line-height: 1.2;
    min-height: 52px;
    transition: color .2s ease;
}
.tab-item svg {
    width: 20px;
    height: 20px;
}
.tab-item.active {
    color: var(--primary-deep);
}
.tab-item.active svg {
    stroke-width: 2.4;
}
@media (min-width: 769px) {
    .top-nav {
        display: flex;
    }
    .mobile-tabbar {
        display: none;
    }
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .rect-cover {
        flex-basis: 46%;
    }
}
@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1.2fr 1fr 1fr 1fr;
    }
}
@media (max-width: 768px) {
    body {
        padding-bottom: calc(60px + env(safe-area-inset-bottom));
    }
    .header-action .btn {
        min-height: 38px;
        padding: .4rem .8rem;
        font-size: .82rem;
    }
    .page-hero {
        padding: 48px 0 92px;
    }
    .article-sheet {
        margin-top: -32px;
        padding: 24px;
        border-radius: 18px;
    }
    .article-content {
        font-size: 15px;
    }
    .rect-card {
        flex-direction: column;
    }
    .rect-cover {
        flex: 0 0 auto;
        min-height: 180px;
    }
    .rect-body {
        padding: 24px;
    }
    .cta-section {
        padding: 76px 0;
    }
    .cta-actions .btn {
        min-width: 130px;
    }
    .site-footer {
        padding: 64px 0 30px;
    }
    .site-footer::before {
        margin-top: -64px;
    }
}
@media (max-width: 480px) {
    .container {
        padding-left: 18px;
        padding-right: 18px;
    }
    .brand {
        font-size: 1.04rem;
    }
    .brand-mark {
        width: 34px;
        height: 34px;
    }
    .page-hero {
        padding: 38px 0 88px;
    }
    .breadcrumb .current {
        max-width: 150px;
    }
    .article-sheet {
        padding: 20px;
    }
    .pager-card {
        padding: 16px 18px;
    }
}

/* roulang page: category2 */
:root{
    --primary:#0FA88F;
    --primary-deep:#0B7A6B;
    --accent:#FF7A55;
    --sand:#F5E8D8;
    --bg:#F4F9F8;
    --card:#FFFFFF;
    --dark:#0A211D;
    --text-strong:#152420;
    --text-weak:#5D6B66;
    --border:#E2ECE9;
    --radius-card:16px;
    --radius-large:24px;
    --shadow-sm:0 1px 2px rgba(10,33,29,.04), 0 16px 32px -24px rgba(10,33,29,.18);
    --shadow-lg:0 20px 40px -24px rgba(10,33,29,.26);
  }

  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    font-size:15px;
    line-height:1.78;
    color:var(--text-strong);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }

  img{display:block;max-width:100%;height:auto}
  a{color:inherit;text-decoration:none;transition:color .2s ease}
  button,input,select,textarea{font:inherit}
  h1,h2,h3,h4,p,ul,li{font-weight:inherit}
  ul{list-style:none}
  .container{
    max-width:1220px;
    margin:0 auto;
    padding-left:clamp(20px,4vw,32px);
    padding-right:clamp(20px,4vw,32px);
  }
  .skip-link{
    position:fixed;left:16px;top:-60px;z-index:200;
    background:var(--primary);color:#fff;padding:.6rem 1rem;
    border-radius:999px;transition:top .2s ease;
  }
  .skip-link:focus{top:14px;outline:3px solid rgba(15,168,143,.3)}

  /* Header */
  .site-header{
    position:sticky;top:0;z-index:90;
    background:rgba(244,249,248,.88);
    backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(226,236,233,.8);
    transition:background .25s ease,box-shadow .25s ease;
  }
  .site-header.scrolled{
    background:rgba(255,255,255,.94);
    box-shadow:0 10px 30px -18px rgba(10,33,29,.18);
  }
  .header-wrap{
    display:flex;align-items:center;justify-content:space-between;
    gap:20px;height:72px;
  }
  .brand{
    display:inline-flex;align-items:center;gap:9px;
    font-weight:800;font-size:1.12rem;letter-spacing:.01em;color:var(--text-strong);
    white-space:nowrap;
  }
  .brand-mark{
    width:36px;height:36px;border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--primary),#2DD0B3);
    color:#fff;
    box-shadow:0 8px 18px -8px rgba(15,168,143,.72);
    flex:none;
  }
  .brand-mark svg{width:20px;height:20px}
  .top-nav{
    display:flex;
    align-items:center;
    gap:clamp(10px,2vw,30px);
    font-size:.92rem;
    font-weight:540;
  }
  .top-nav a{
    position:relative;
    padding:10px 2px 12px;
    color:#334640;
    line-height:1.3;
  }
  .top-nav a:hover{color:var(--primary-deep)}
  .top-nav a.active{
    color:var(--primary-deep);
    font-weight:700;
  }
  .top-nav a.active::after{
    content:"";
    position:absolute;
    left:50%;bottom:4px;
    width:5px;height:5px;border-radius:50%;
    background:var(--primary);
    transform:translateX(-50%);
    box-shadow:0 0 0 4px rgba(15,168,143,.11);
  }
  .header-action{
    display:flex;
    align-items:center;
    justify-content:flex-end;
  }
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:.55rem;
    border-radius:999px;
    border:0;
    font-weight:700;
    cursor:pointer;
    transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
  }
  .btn:focus-visible{
    outline:none;
    box-shadow:0 0 0 4px rgba(15,168,143,.25);
  }
  .btn-primary{
    min-height:48px;
    padding:.7rem 1.5rem;
    color:#fff;
    background:linear-gradient(135deg,var(--primary),#2DD0B3);
    box-shadow:0 12px 24px -14px rgba(15,168,143,.75);
  }
  .btn-primary:hover{
    transform:translateY(-1px);
    box-shadow:0 16px 28px -14px rgba(15,168,143,.85);
  }
  .btn-primary:active{
    transform:scale(.98);
  }
  .btn-outline{
    min-height:48px;
    padding:.7rem 1.5rem;
    color:var(--primary-deep);
    background:rgba(255,255,255,.6);
    border:1.5px solid var(--primary);
  }
  .btn-outline:hover{
    background:rgba(15,168,143,.08);
    transform:translateY(-1px);
  }
  .btn-outline:active{
    transform:scale(.98);
  }
  .btn-white{
    min-height:48px;
    padding:.7rem 1.4rem;
    color:var(--dark);
    background:#fff;
    box-shadow:0 12px 26px -16px rgba(0,0,0,.35);
  }
  .btn-white:hover{
    background:#F0FAF7;
    transform:translateY(-1px);
  }
  .btn-white:active{
    transform:scale(.98);
  }
  .btn-lg{
    min-height:52px;
    padding:.8rem 1.8rem;
    font-size:1rem;
  }

  /* Mobile bottom tab */
  .mobile-tab{
    display:none;
    position:fixed;
    left:0;right:0;bottom:0;
    z-index:120;
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(14px);
    border-top:1px solid var(--border);
    padding-bottom:env(safe-area-inset-bottom);
    box-shadow:0 -14px 30px -22px rgba(10,33,29,.2);
  }
  .mobile-tab a{
    flex:1;
    min-height:58px;
    max-height:64px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:2px;
    font-size:11px;
    color:#72827D;
    -webkit-tap-highlight-color:transparent;
  }
  .mobile-tab a svg{width:21px;height:21px}
  .mobile-tab a .tab-label{line-height:1.2}
  .mobile-tab a.active{
    color:var(--primary-deep);
    font-weight:700;
  }

  /* Hero */
  .category-hero{
    position:relative;
    overflow:hidden;
    background:linear-gradient(180deg,#E3F3EF 0%,#F4F9F8 100%);
    border-bottom:1px solid #E8F1EF;
    padding:clamp(72px,8vw,130px) 0 72px;
  }
  .category-hero::before{
    content:"";
    position:absolute;
    width:620px;height:620px;
    right:-180px;top:-200px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(45,208,179,.16),rgba(15,168,143,0) 68%);
    pointer-events:none;
  }
  .hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:minmax(0,1fr);
    gap:44px;
    align-items:center;
  }
  .hero-copy{max-width:680px}
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:9px;
    font-size:.8rem;
    font-weight:700;
    color:var(--primary-deep);
    letter-spacing:.06em;
    background:rgba(255,255,255,.72);
    border:1px solid rgba(15,168,143,.15);
    padding:.42rem .85rem;
    border-radius:999px;
    margin:0 0 20px;
  }
  .eyebrow svg{width:17px;height:17px}
  .category-hero h1{
    margin:0 0 18px;
    font-size:clamp(34px,4.6vw,58px);
    line-height:1.15;
    letter-spacing:-.02em;
    font-weight:800;
    color:var(--dark);
  }
  .hero-lead{
    font-size:clamp(15px,1.6vw,17px);
    line-height:1.85;
    color:#40534C;
    margin:0 0 30px;
    max-width:60ch;
  }
  .hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-bottom:28px;
  }
  .hero-tags{
    display:flex;
    flex-wrap:wrap;
    gap:9px;
    align-items:center;
  }
  .hero-tags span{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:12px;
    padding:.32rem .72rem;
    border-radius:8px;
    background:#fff;
    border:1px solid var(--border);
    color:#4E625B;
  }
  .hero-tags::before{
    content:"栏目";
    font-size:12px;
    color:var(--text-weak);
  }
  .hero-media-card{
    position:relative;
    background:#fff;
    border:1px solid rgba(226,236,233,.9);
    border-radius:var(--radius-large);
    padding:10px 10px 0;
    box-shadow:var(--shadow-lg);
  }
  .hero-media-card img{
    width:100%;
    aspect-ratio:4/3;
    object-fit:cover;
    border-radius:16px;
  }
  .hero-card-bar{
    display:flex;
    align-items:center;
    gap:14px;
    padding:14px 10px 16px;
    border-top:1px solid #EFF4F2;
    margin-top:12px;
  }
  .hero-bar-icon{
    flex:none;
    width:40px;height:40px;
    border-radius:13px;
    background:linear-gradient(135deg,var(--primary),#2DD0B3);
    display:flex;align-items:center;justify-content:center;
    color:#fff;
  }
  .hero-bar-text{
    flex:1;
    min-width:0;
  }
  .hero-bar-text strong{
    display:block;
    color:var(--dark);
    font-size:.95rem;
  }
  .hero-bar-text span{
    font-size:.78rem;
    color:var(--text-weak);
    line-height:1.4;
    display:block;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .hero-float-badge{
    position:absolute;
    top:24px;right:24px;
    background:var(--accent);
    color:#fff;
    font-size:13px;
    font-weight:700;
    padding:.42rem .85rem;
    border-radius:999px;
    box-shadow:0 10px 20px -14px rgba(255,122,85,.7);
  }
  .hero-bar-link{
    color:var(--primary-deep);
    font-weight:700;
    font-size:.85rem;
    flex:none;
  }

  /* Sections */
  .section{
    padding:clamp(72px,7vw,110px) 0;
    scroll-margin-top:90px;
  }
  .section-tint{
    background:#ECF5F2;
    border-top:1px solid #E2ECE9;
    border-bottom:1px solid #E2ECE9;
  }
  .section-head{
    max-width:780px;
    margin:0 auto 46px;
    text-align:center;
  }
  .section-eyebrow{
    display:inline-flex;
    align-items:center;
    gap:9px;
    margin-bottom:10px;
    font-size:13px;
    font-weight:700;
    letter-spacing:.06em;
    color:var(--primary-deep);
  }
  .section-eyebrow::before{
    content:"";
    width:15px;height:2px;
    background:linear-gradient(90deg,var(--primary),#2DD0B3);
    border-radius:999px;
  }
  .section-head h2{
    margin:0 0 12px;
    font-size:clamp(27px,3.2vw,42px);
    line-height:1.25;
    font-weight:750;
    letter-spacing:-.01em;
    color:var(--dark);
  }
  .section-head p{
    color:var(--text-weak);
    font-size:15px;
    max-width:64ch;
    margin:0 auto;
  }
  .section-tint .section-head p{
    max-width:66ch;
  }

  /* Content feature grid */
  .feature-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
  }
  .info-card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:20px;
    padding:26px 24px;
    box-shadow:var(--shadow-sm);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .info-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-lg);
    border-color:rgba(15,168,143,.3);
  }
  .card-icon{
    width:44px;height:44px;
    border-radius:14px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(15,168,143,.1);
    color:var(--primary-deep);
    margin-bottom:20px;
  }
  .card-icon svg{width:23px;height:23px}
  .info-card h3{
    margin:0 0 10px;
    font-size:1.08rem;
    line-height:1.5;
    font-weight:740;
    color:var(--dark);
  }
  .info-card p{
    margin:0 0 18px;
    font-size:14px;
    line-height:1.75;
    color:#50615B;
  }
  .info-tag{
    display:inline-flex;
    align-items:center;
    padding:.26rem .65rem;
    border-radius:8px;
    background:rgba(15,168,143,.08);
    color:var(--primary-deep);
    font-size:12px;
    font-weight:600;
  }
  .info-tag.coral{
    background:rgba(255,122,85,.11);
    color:#C84E2C;
  }

  /* Value grid */
  .value-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:18px;
  }
  .value-item{
    background:rgba(255,255,255,.92);
    border-radius:var(--radius-card);
    border:1px solid var(--border);
    padding:24px 24px 22px;
    display:flex;
    gap:16px;
    align-items:flex-start;
    transition:transform .2s ease,box-shadow .2s ease;
  }
  .value-item:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow-lg);
  }
  .value-ico{
    flex:none;
    width:42px;height:42px;
    border-radius:13px;
    background:linear-gradient(135deg,var(--primary),#2DD0B3);
    color:#fff;
    display:flex;align-items:center;justify-content:center;
  }
  .value-ico svg{width:21px;height:21px}
  .value-item h3{
    margin:0 0 5px;
    font-size:1rem;
    color:var(--dark);
  }
  .value-item p{
    margin:0;
    font-size:14px;
    color:#596A64;
    line-height:1.7;
  }

  /* Scenarios */
  .scenario-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:18px;
  }
  .scenario-card{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    background:#fff;
    border:1px solid var(--border);
    border-radius:20px;
    padding:24px;
    gap:12px;
    box-shadow:var(--shadow-sm);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .scenario-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-lg);
    border-color:rgba(15,168,143,.24);
  }
  .scenario-index{
    font-size:13px;
    font-weight:800;
    font-variant-numeric:tabular-nums;
    color:var(--accent);
    background:rgba(255,122,85,.1);
    border-radius:999px;
    padding:.22rem .65rem;
  }
  .scenario-card h3{
    margin:6px 0 0;
    font-size:1.1rem;
    color:var(--dark);
  }
  .scenario-card p{
    margin:0;
    font-size:14px;
    line-height:1.75;
    color:#50615B;
  }

  /* Workflow */
  .process-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:18px;
  }
  .step-card{
    position:relative;
    background:#fff;
    border:1px solid var(--border);
    border-radius:20px;
    padding:24px 20px 20px 54px;
    overflow:hidden;
  }
  .step-card::before{
    content:attr(data-step);
    position:absolute;
    left:18px;top:18px;
    display:flex;
    align-items:center;
    justify-content:center;
    width:28px;height:28px;
    border-radius:50%;
    background:rgba(15,168,143,.11);
    color:var(--primary-deep);
    font-size:13px;
    font-weight:800;
    font-variant-numeric:tabular-nums;
  }
  .step-card h3{
    margin:0 0 7px;
    font-size:1.02rem;
    color:var(--dark);
  }
  .step-card p{
    margin:0;
    font-size:14px;
    line-height:1.72;
    color:#50615B;
  }
  .flow-note{
    margin-top:26px;
    text-align:center;
    color:var(--text-weak);
    font-size:13px;
  }
  .flow-note a{
    color:var(--primary-deep);
    font-weight:600;
    border-bottom:1px solid rgba(15,168,143,.35);
  }

  /* FAQ */
  .faq-wrap{
    max-width:860px;
    margin:0 auto;
  }
  .faq-list{
    display:grid;
    gap:12px;
  }
  .faq-item{
    border:1px solid var(--border);
    background:#fff;
    border-radius:18px;
    padding:0 22px;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item[open]{
    border-left:4px solid var(--primary);
    box-shadow:var(--shadow-sm);
  }
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:19px 0;
    font-weight:700;
    color:var(--dark);
    min-height:58px;
    font-size:15px;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{
    content:"+";
    font-size:22px;
    font-weight:500;
    color:var(--primary);
    flex:none;
    transition:transform .2s ease;
    line-height:1;
  }
  .faq-item[open] summary::after{
    content:"−";
    color:var(--primary-deep);
  }
  .faq-item p{
    margin:0 0 20px;
    color:#50615B;
    max-width:74ch;
    font-size:15px;
  }
  .faq-item p:first-of-type{
    margin-top:-4px;
  }

  /* CTA / Contact */
  .cta-panel{
    background:var(--dark);
    color:#DDF0EB;
    padding:clamp(64px,7vw,100px) 0;
    scroll-margin-top:80px;
  }
  .contact-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:36px;
    align-items:center;
  }
  .contact-copy h2{
    margin:0 0 16px;
    font-size:clamp(27px,3vw,40px);
    line-height:1.25;
    color:#fff;
    letter-spacing:-.01em;
  }
  .contact-copy p{
    margin:0 0 22px;
    color:#BFD6CF;
    font-size:15px;
    max-width:55ch;
  }
  .contact-list{
    display:grid;
    gap:10px;
    padding:0;
    margin:0;
  }
  .contact-list li{
    display:flex;
    gap:9px;
    align-items:center;
    color:#D7E9E4;
    font-size:14px;
  }
  .contact-list li svg{
    width:18px;height:18px;
    flex:none;
    color:#2DD0B3;
  }
  .contact-form{
    background:#fff;
    border-radius:26px;
    padding:28px;
    box-shadow:0 22px 40px -24px rgba(0,0,0,.5);
    color:var(--text-strong);
  }
  .contact-form h3{
    margin:0 0 6px;
    font-size:1.35rem;
    color:var(--dark);
  }
  .contact-form .form-intro{
    margin:0 0 22px;
    color:#5E6F69;
    font-size:14px;
  }
  .form-row{
    display:grid;
    gap:6px;
    margin-bottom:16px;
  }
  .form-row label{
    font-size:13px;
    font-weight:700;
    color:var(--dark);
  }
  .form-row input,.form-row textarea{
    width:100%;
    border:1px solid #DDEAE6;
    border-radius:14px;
    padding:.72rem .9rem;
    background:#FBFDFC;
    font-size:16px;
    color:var(--dark);
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    resize:vertical;
  }
  .form-row input::placeholder,
  .form-row textarea::placeholder{
    color:#9AA8A3;
  }
  .form-row input:focus,
  .form-row textarea:focus{
    outline:none;
    border-color:var(--primary);
    background:#fff;
    box-shadow:0 0 0 3px rgba(15,168,143,.16);
  }
  .form-submit{
    display:flex;
    flex-direction:column;
    gap:12px;
    align-items:flex-start;
  }
  .form-success{
    background:rgba(15,168,143,.1);
    color:var(--primary-deep);
    border:1px solid rgba(15,168,143,.2);
    border-radius:14px;
    padding:14px 16px;
    font-size:14px;
    font-weight:600;
  }
  .form-note{
    margin:2px 0 0;
    font-size:12px;
    color:#7C8B86;
  }

  /* Footer */
  .site-footer{
    background:var(--dark);
    color:#BFD4CE;
    padding:76px 0 42px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:36px;
    margin-bottom:46px;
  }
  .footer-brand{
    font-size:1.15rem;
    color:#fff;
  }
  .footer-col p{
    max-width:44ch;
    margin:16px 0 0;
    font-size:14px;
    line-height:1.8;
    color:#AFC8C1;
  }
  .footer-col h4{
    color:#fff;
    margin:0 0 14px;
    font-size:15px;
    font-weight:700;
    border-left:3px solid var(--primary);
    padding-left:10px;
  }
  .footer-col ul{
    padding:0;
    margin:0;
    display:grid;
    gap:9px;
  }
  .footer-col a{
    color:#C6DBD5;
    font-size:14px;
    border-bottom:1px solid transparent;
    padding:2px 0;
  }
  .footer-col a:hover{
    color:#fff;
    border-bottom-color:rgba(255,255,255,.4);
  }
  .footer-copyright{
    display:flex;
    flex-wrap:wrap;
    gap:10px 28px;
    justify-content:space-between;
    border-top:1px solid rgba(255,255,255,.1);
    padding-top:24px;
  }
  .footer-copyright span{
    color:#8BAFA7;
    font-size:13px;
    font-variant-numeric:tabular-nums;
  }

  /* Responsive */
  @media (min-width:640px){
    .feature-grid{grid-template-columns:repeat(2,1fr)}
    .value-grid{grid-template-columns:repeat(2,1fr)}
    .scenario-grid{grid-template-columns:repeat(2,1fr)}
    .process-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:1fr 1fr}
  }
  @media (min-width:1024px){
    .feature-grid{grid-template-columns:repeat(4,1fr)}
    .value-grid{grid-template-columns:1fr 1fr}
    .scenario-grid{grid-template-columns:repeat(2,1fr)}
    .process-grid{grid-template-columns:repeat(4,1fr)}
    .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
    .contact-grid{grid-template-columns:1.05fr .95fr}
    .hero-grid{grid-template-columns:minmax(0,1.05fr) minmax(300px,.85fr)}
    .category-hero{padding:clamp(74px,8vw,120px) 0 84px}
  }
  @media (min-width:769px){
    .top-nav{display:flex}
    .mobile-tab{display:none}
  }
  @media (max-width:768px){
    .top-nav{display:none}
    .header-action{display:none}
    .mobile-tab{
      display:flex;
    }
    body{
      padding-bottom:58px;
    }
    .site-footer{
      padding-bottom:calc(42px + env(safe-area-inset-bottom));
    }
    .header-wrap{height:64px}
    .brand-mark{width:32px;height:32px}
    .brand-mark svg{width:18px;height:18px}
    .faq-item{padding:0 16px}
    .hero-float-badge{top:14px;right:14px}
  }
  @media (max-width:520px){
    .section-head{text-align:left}
    .section-head p{margin-left:0}
    .section-eyebrow::before{display:none}
    .feature-grid{grid-template-columns:1fr}
    .value-grid{grid-template-columns:1fr}
    .scenario-grid{grid-template-columns:1fr}
    .process-grid{grid-template-columns:1fr}
    .contact-form{padding:22px 18px}
    .contact-form input,.contact-form textarea{font-size:16px}
    .hero-actions{flex-direction:column;align-items:stretch}
    .hero-actions .btn{width:100%}
    .footer-copyright{flex-direction:column}
  }