/* roulang page: index */
:root {
  --primary: #0F766E;
  --primary-dark: #0B5C56;
  --primary-light: #E6F2F1;
  --accent: #F59E0B;
  --accent-hover: #D97706;
  --danger: #E85D3F;
  --bg: #FAF8F5;
  --dark: #0C1B1A;
  --card-bg: #FFFFFF;
  --text: #334155;
  --heading: #0F172A;
  --text-muted: #64748B;
  --border: #E5E9E8;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(12, 27, 26, 0.06);
  --shadow-lg: 0 12px 24px -8px rgba(12, 27, 26, 0.14);
  --section-space: 96px;
  --font-main: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--primary-dark); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.row { max-width: 1200px; margin: 0 auto; }
.row .column, .row .columns { padding-left: 12px; padding-right: 12px; }
.section { padding: var(--section-space) 0; }
.section__header { text-align: center; margin-bottom: 48px; }
.section__title { font-size: 34px; font-weight: 700; color: var(--heading); line-height: 1.3; margin: 0 0 8px; letter-spacing: -0.5px; }
.section__subtitle { font-size: 16px; color: var(--text-muted); line-height: 1.6; margin: 0; }

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
  line-height: 1;
  gap: 8px;
}
.btn--primary { background: var(--primary); color: #fff; box-shadow: 0 2px 6px rgba(15, 118, 110, 0.18); }
.btn--primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(15, 118, 110, 0.28); }
.btn--primary:active { transform: translateY(0px); box-shadow: 0 2px 6px rgba(15, 118, 110, 0.18); }
.btn--secondary { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn--secondary:hover { background: var(--primary-light); color: var(--primary-dark); transform: translateY(-1px); }
.btn--secondary:active { transform: translateY(0px); }
.btn--cta {
  background: var(--accent);
  color: #0C1B1A;
  height: 54px;
  padding: 0 36px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}
.btn--cta:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(245, 158, 11, 0.35);
}
.btn--cta:active { transform: translateY(0); }
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.35);
  outline-offset: 2px;
}
.btn--small { height: 40px; padding: 0 20px; font-size: 14px; }

/* ========== Header / Nav ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 76px;
  display: flex;
  align-items: center;
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo__mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: conic-gradient(from 120deg, var(--primary) 0%, var(--accent) 50%, var(--primary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: logoPulse 6s ease-in-out infinite;
  flex-shrink: 0;
}
.logo__mark::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #fff;
  opacity: 0.9;
}
.logo__mark i {
  position: relative;
  z-index: 2;
  color: var(--primary);
  font-size: 14px;
}
@keyframes logoPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(15, 118, 110, 0); }
}
.logo__text {
  font-size: 22px;
  font-weight: 700;
  color: var(--heading);
  letter-spacing: -0.3px;
  white-space: nowrap;
}
.logo__text em { font-style: normal; color: var(--primary); }
.logo__divider { width: 1px; height: 20px; background: var(--border); margin: 0 4px; }
.logo__subtitle { font-size: 13px; color: var(--text-muted); white-space: nowrap; }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: var(--primary);
  transition: width 0.3s ease;
}
.nav-menu a:hover { color: var(--primary); background: var(--primary-light); }
.nav-menu a:hover::after { width: 60%; }
.nav-menu a.is-active { color: var(--primary); font-weight: 600; }
.nav-menu a.is-active::after { width: 60%; }
.header__cta { margin-left: 12px; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 44px;
  height: 44px;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--heading);
  margin: 5px auto;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 24px 24px;
    box-shadow: 0 20px 40px rgba(12, 27, 26, 0.08);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s ease;
    gap: 0;
    z-index: 999;
  }
  .nav-menu.is-open {
    max-height: 400px;
    opacity: 1;
  }
  .nav-menu a {
    padding: 14px 8px;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
    font-size: 15px;
  }
  .nav-menu a:last-child { border-bottom: none; }
  .nav-menu a::after { display: none; }
  .header__cta {
    display: none;
  }
  .header__cta-mobile {
    display: block;
    margin-top: 12px;
  }
}
@media (min-width: 901px) {
  .header__cta-mobile { display: none; }
  .header__cta { display: inline-flex; }
}

/* ========== Hero ========== */
.hero {
  position: relative;
  padding: 80px 0;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(rgba(15, 118, 110, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 118, 110, 0.03) 1px, transparent 1px),
    linear-gradient(135deg, #FAF8F5 0%, #F0F5F3 50%, #FAF8F5 100%);
  background-size: 32px 32px, 32px 32px, 100% 100%;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15, 118, 110, 0.06) 0%, transparent 70%);
  top: -200px;
  right: -100px;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  pointer-events: none;
}
.hero__content { position: relative; z-index: 2; padding-right: 40px; }
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero__title {
  font-size: 48px;
  font-weight: 700;
  color: var(--heading);
  line-height: 1.2;
  margin: 0 0 20px;
  letter-spacing: -0.5px;
}
.hero__title span { color: var(--primary); position: relative; }
.hero__subtitle {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 32px;
  max-width: 460px;
}
.hero__actions { display: flex; gap: 16px; margin-bottom: 32px; flex-wrap: wrap; }
.hero__trust {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
}
.hero__trust span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}
.hero__trust i { color: var(--primary); font-size: 15px; }
.hero__visual { position: relative; z-index: 2; }
.hero__img-wrap {
  position: relative;
  padding: 20px;
}
.hero__img-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 82%;
  height: 82%;
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  opacity: 0.35;
  z-index: 0;
}
.hero__img {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px -12px rgba(12, 27, 26, 0.2);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}
.hero__float-card {
  position: absolute;
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 3;
  border: 1px solid rgba(255, 255, 255, 0.6);
}
.hero__float-card i {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--primary);
  background: var(--primary-light);
}
.hero__float-card strong { display: block; font-size: 14px; color: var(--heading); line-height: 1.3; }
.hero__float-card span { font-size: 12px; color: var(--text-muted); line-height: 1.3; }
.hero__float-card--1 { top: 8%; right: 2%; animation: floatY 3s ease-in-out infinite; }
.hero__float-card--2 { bottom: 12%; left: 0%; animation: floatY 3.5s ease-in-out 0.5s infinite; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@media (max-width: 900px) {
  .hero { padding: 60px 0; }
  .hero__title { font-size: 34px; }
  .hero__content { padding-right: 0; text-align: center; }
  .hero__subtitle { margin: 0 auto 32px; }
  .hero__actions { justify-content: center; }
  .hero__trust { justify-content: center; }
  .hero__visual { margin-top: 40px; }
}
@media (max-width: 640px) {
  .hero { min-height: auto; padding: 48px 0; }
  .hero__title { font-size: 30px; }
  .hero__float-card { display: none; }
  .hero__badge { font-size: 12px; }
}

/* ========== Pain Points ========== */
.pain-section { background: var(--bg); border-top: 1px solid var(--border); }
.pain-card {
  background: #F3F1EC;
  border-radius: var(--radius);
  padding: 32px 28px;
  height: 100%;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}
.pain-card:hover {
  background: #fff;
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: #B8D8D5;
}
.pain-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 20px;
}
.pain-card__title { font-size: 18px; font-weight: 600; color: var(--heading); margin: 0 0 10px; }
.pain-card__desc { font-size: 15px; color: var(--text-muted); line-height: 1.7; margin: 0; }

/* ========== Solutions ========== */
.solution-section { background: #fff; }
.solution-block { padding: 48px 0; }
.solution-block:first-child { padding-top: 0; }
.solution-block + .solution-block { border-top: 1px solid var(--border); }
.solution-block__label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  border-radius: 999px;
  padding: 4px 14px;
  margin-bottom: 16px;
}
.solution-block__title { font-size: 26px; font-weight: 700; color: var(--heading); line-height: 1.4; margin: 0 0 16px; }
.solution-block__list { list-style: none; padding: 0; margin: 0; }
.solution-block__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 15px;
  color: var(--text);
  line-height: 1.7;
}
.solution-block__list li i {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 5px;
}
.solution-block__img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

/* ========== Stats ========== */
.stats-section {
  background: var(--dark);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15, 118, 110, 0.2) 0%, transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
}
.stat-item { text-align: center; padding: 20px; }
.stat-item__number {
  font-size: 50px;
  font-weight: 800;
  line-height: 1.2;
  background: linear-gradient(135deg, #F59E0B, #E85D3F);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-variant-numeric: tabular-nums;
  display: inline-block;
}
.stat-item__label {
  font-size: 14px;
  color: #9CA3AF;
  margin-top: 8px;
  letter-spacing: 0.5px;
}
@media (max-width: 640px) {
  .stat-item__number { font-size: 38px; }
}

/* ========== Testimonials ========== */
.testimonial-section { background: #F3F1EC; }
.testimonial-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  height: 100%;
  box-shadow: var(--shadow);
  position: relative;
  transition: all 0.3s ease;
  border: 1px solid var(--border);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.testimonial-card--featured { border-top: 4px solid var(--accent); }
.testimonial-card__quote {
  font-size: 40px;
  color: rgba(15, 118, 110, 0.15);
  line-height: 1;
  margin-bottom: 8px;
  font-family: Georgia, serif;
}
.testimonial-card__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
  margin: 0 0 24px;
}
.testimonial-card__footer {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.testimonial-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.testimonial-card__name { font-size: 15px; font-weight: 600; color: var(--heading); line-height: 1.3; }
.testimonial-card__role { font-size: 13px; color: var(--text-muted); line-height: 1.3; }
.testimonial-card__stars {
  display: flex;
  gap: 2px;
  color: var(--accent);
  margin-bottom: 8px;
  font-size: 13px;
}

/* ========== News ========== */
.news-section { background: #fff; }
.news-card {
  display: block;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  text-decoration: none;
  height: 100%;
}
.news-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: #B8D8D5;
  text-decoration: none;
}
.news-card__cover {
  aspect-ratio: 16/9;
  background: var(--primary-light);
  position: relative;
  overflow: hidden;
}
.news-card__cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.news-card:hover .news-card__cover img { transform: scale(1.05); }
.news-card__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(15, 118, 110, 0.4);
  font-size: 32px;
}
.news-card__tag {
  position: absolute;
  left: 12px;
  bottom: 12px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  padding: 4px 12px;
  backdrop-filter: blur(4px);
}
.news-card__body { padding: 20px; }
.news-card__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--heading);
  line-height: 1.5;
  margin: 0 0 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 54px;
}
.news-card__excerpt {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.news-card__time { font-size: 13px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }
.news-card__more {
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.3s ease;
}
.news-card:hover .news-card__more { gap: 8px; }
.empty-state {
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 60px 20px;
  text-align: center;
  color: var(--text-muted);
}
.empty-state i { font-size: 40px; color: rgba(15, 118, 110, 0.4); margin-bottom: 16px; display: block; }
.empty-state p { margin: 0; font-size: 16px; }

/* ========== FAQ ========== */
.faq-section { background: var(--bg); }
.faq-wrap {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
}
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }
.faq-item.is-active { background: #F8FAFA; }
.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--heading);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  transition: color 0.2s ease;
  min-height: 56px;
}
.faq-item__question:hover { color: var(--primary); }
.faq-item__icon {
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: transform 0.3s ease;
}
.faq-item.is-active .faq-item__icon { transform: rotate(45deg); }
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 20px;
}
.faq-item.is-active .faq-item__answer {
  padding: 0 20px 20px;
  max-height: 500px;
}
.faq-item__answer p {
  margin: 0;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  border-left: 3px solid var(--primary);
  padding-left: 16px;
}

/* ========== CTA ========== */
.cta-section {
  background: linear-gradient(135deg, #0F766E 0%, #0B5C56 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  top: -100px;
  right: -100px;
}
.cta-section__inner { text-align: center; position: relative; z-index: 2; }
.cta-section__title { font-size: 32px; font-weight: 700; color: #fff; margin: 0 0 12px; }
.cta-section__subtitle { font-size: 16px; color: rgba(255, 255, 255, 0.8); margin: 0 0 32px; }
.cta-section__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-section__note { font-size: 13px; color: rgba(255, 255, 255, 0.6); margin-top: 16px; display: block; }

/* ========== Footer ========== */
.footer {
  background: var(--dark);
  padding: 64px 0 0;
  color: #94A3B8;
}
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 48px; }
.footer__logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer__logo .logo__text { color: #fff; }
.footer__logo .logo__text em { color: var(--accent); }
.footer__logo .logo__subtitle { color: #64748B; }
.footer__desc { font-size: 14px; line-height: 1.7; color: #94A3B8; margin: 0 0 20px; }
.footer__social { display: flex; gap: 12px; }
.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid #334155;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  font-size: 15px;
  transition: all 0.3s ease;
}
.footer__social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.footer__title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 16px;
}
.footer__links { list-style: none; padding: 0; margin: 0; }
.footer__links li { margin-bottom: 6px; }
.footer__links a {
  font-size: 14px;
  color: #9CA3AF;
  text-decoration: none;
  position: relative;
  transition: all 0.2s ease;
  display: inline-block;
  padding-left: 0;
}
.footer__links a:hover {
  color: #fff;
  padding-left: 8px;
}
.footer__links a:hover::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 12px;
  background: var(--primary);
  border-radius: 2px;
}
.footer__news { list-style: none; padding: 0; margin: 0; }
.footer__news li { margin-bottom: 12px; font-size: 14px; }
.footer__news a { color: #9CA3AF; text-decoration: none; display: block; line-height: 1.5; transition: color 0.2s ease; }
.footer__news a:hover { color: #fff; }
.footer__news span { display: block; font-size: 12px; color: #64748B; margin-top: 2px; }
.footer__news-empty { font-size: 14px; color: #64748B; }
.footer__contact { list-style: none; padding: 0; margin: 0; }
.footer__contact li {
  font-size: 14px;
  color: #9CA3AF;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  line-height: 1.5;
}
.footer__contact i { color: var(--primary); margin-top: 4px; font-size: 14px; min-width: 16px; }
.footer__bottom {
  border-top: 1px solid #1E293B;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer__bottom p { margin: 0; font-size: 13px; color: #64748B; }
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .footer__grid { grid-template-columns: 1fr; gap: 24px; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

/* ========== Misc ========== */
.section--white { background: #fff; }
.section--warm { background: #F3F1EC; }
.section--offset { background: var(--bg); }
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  font-size: 18px;
}
.back-to-top.show { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  :root { --section-space: 72px; }
  .hero__title { font-size: 40px; }
  .solution-block { padding: 32px 0; }
}
@media (max-width: 768px) {
  :root { --section-space: 56px; }
  .section__title { font-size: 28px; }
  .solution-block__title { font-size: 22px; }
  .solution-block { padding: 24px 0; }
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .section__title { font-size: 24px; }
  .hero__title { font-size: 28px; }
  .hero__subtitle { font-size: 16px; }
  .btn--cta { height: 48px; padding: 0 24px; font-size: 15px; }
  .testimonial-card { padding: 24px; }
  .cta-section { padding: 56px 0; }
  .cta-section__title { font-size: 24px; }
}

/* roulang page: category1 */
:root {
  --primary: #0F766E;
  --primary-dark: #0B5C56;
  --primary-light: #E6F2F1;
  --accent: #F59E0B;
  --accent-hover: #D97706;
  --accent-coral: #E85D3F;
  --bg: #FAF8F5;
  --dark-bg: #0C1B1A;
  --card-bg: #FFFFFF;
  --body-color: #334155;
  --heading-color: #0F172A;
  --muted-color: #64748B;
  --border-color: #E5E9E8;
  --radius: 12px;
  --radius-btn: 8px;
  --shadow: 0 1px 3px rgba(12, 27, 26, 0.06);
  --shadow-hover: 0 12px 24px -8px rgba(12, 27, 26, 0.14);
  --transition: all 0.3s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "HarmonyOS Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--body-color); line-height: 1.8; font-size: 16px; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.row { max-width: none; }

/* ===== Header ===== */
.header { background: var(--bg); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; box-shadow: 0 1px 4px rgba(12, 27, 26, 0.04); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo__mark { width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, var(--primary) 0%, #14B8A6 55%, var(--accent) 100%); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 16px; box-shadow: 0 4px 12px rgba(15, 118, 110, 0.32); }
.logo__text { font-size: 22px; font-weight: 800; color: var(--heading-color); letter-spacing: -0.3px; line-height: 1; }
.logo__text em { font-style: normal; color: var(--primary); }
.logo__divider { width: 1px; height: 20px; background: var(--border-color); margin: 0 2px; }
.logo__subtitle { font-size: 13px; color: var(--muted-color); letter-spacing: 1px; }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu a { display: inline-block; padding: 8px 16px; font-size: 15px; font-weight: 500; color: var(--body-color); border-radius: 6px; position: relative; line-height: 1.4; }
.nav-menu a::after { content: ""; position: absolute; left: 50%; bottom: -6px; width: 0; height: 3px; background: var(--primary); border-radius: 99px; transform: translateX(-50%); transition: var(--transition); }
.nav-menu a:hover { color: var(--primary); background: transparent; }
.nav-menu a:hover::after { width: 60%; }
.nav-menu a.is-active { color: var(--primary); font-weight: 600; }
.nav-menu a.is-active::after { width: 60%; }
.header__cta { margin-left: 16px; }
.header__cta-mobile { display: none !important; }
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-btn); font-weight: 600; border: 2px solid transparent; cursor: pointer; transition: var(--transition); text-align: center; line-height: 1.2; }
.btn--primary { background: var(--primary); color: #fff; padding: 0 24px; height: 46px; font-size: 15px; box-shadow: 0 2px 8px rgba(15, 118, 110, 0.2); }
.btn--primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 16px rgba(15, 118, 110, 0.28); }
.btn--primary:active { transform: translateY(0); }
.btn--secondary { background: transparent; border: 2px solid var(--primary); color: var(--primary); padding: 0 24px; height: 46px; font-size: 15px; }
.btn--secondary:hover { background: var(--primary-light); color: var(--primary-dark); }
.btn--cta { background: var(--accent); color: var(--dark-bg); padding: 0 36px; height: 52px; font-size: 16px; border-radius: 999px; font-weight: 700; box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25); }
.btn--cta:hover { background: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(245, 158, 11, 0.35); }
.btn--small { height: 40px; padding: 0 20px; font-size: 14px; }
.btn:focus, .nav-toggle:focus, a:focus { outline: 3px solid rgba(15, 118, 110, 0.35); outline-offset: 2px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: transparent; border: 0; cursor: pointer; padding: 10px; border-radius: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--heading-color); border-radius: 4px; transition: var(--transition); }
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Page Hero ===== */
.page-hero { background: linear-gradient(135deg, var(--dark-bg) 0%, #123B37 60%, #1A4A44 100%); color: #fff; padding: 72px 0 64px; position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center/cover no-repeat; opacity: 0.18; }
.page-hero .container { position: relative; z-index: 2; }
.breadcrumb { font-size: 13px; color: rgba(255, 255, 255, 0.7); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.breadcrumb a { color: rgba(255, 255, 255, 0.7); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { display: inline-block; }
.breadcrumb .sep { opacity: 0.5; }
.page-hero h1 { font-size: 42px; font-weight: 800; line-height: 1.2; margin-bottom: 14px; letter-spacing: -0.5px; color: #fff; }
.page-hero .hero-desc { font-size: 17px; color: rgba(255, 255, 255, 0.85); max-width: 640px; line-height: 1.75; }

/* ===== Intro Section ===== */
.intro-section { padding: 96px 0 80px; }
.section-tag { display: inline-block; background: var(--primary-light); color: var(--primary); font-size: 13px; font-weight: 600; padding: 6px 14px; border-radius: 999px; margin-bottom: 16px; letter-spacing: 0.5px; }
.intro-section h2 { font-size: 30px; font-weight: 700; color: var(--heading-color); line-height: 1.3; margin-bottom: 18px; }
.intro-section p { font-size: 15.5px; color: var(--body-color); line-height: 1.85; margin-bottom: 18px; }
.check-list li { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: 15px; color: var(--body-color); }
.check-list li i { width: 20px; height: 20px; border-radius: 50%; background: var(--primary); color: #fff; font-size: 11px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.intro__media { position: relative; }
.intro__media::before { content: ""; position: absolute; top: -12px; right: -12px; width: 100%; height: 100%; border: 2px solid var(--primary-light); border-radius: 16px; z-index: 0; }
.intro__media img { border-radius: 16px; box-shadow: var(--shadow-hover); position: relative; z-index: 1; width: 100%; height: 340px; object-fit: cover; }

/* ===== Features Section ===== */
.features-section { background: #F3F1EC; padding: 88px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head h2 { font-size: 30px; font-weight: 700; color: var(--heading-color); margin-bottom: 10px; }
.section-head p { font-size: 15px; color: var(--muted-color); }
.feature-card { background: var(--card-bg); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); border: 1px solid transparent; transition: var(--transition); height: 100%; }
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #B8D8D5; }
.feature-card .feature__icon { width: 52px; height: 52px; border-radius: 12px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 22px; margin-bottom: 18px; }
.feature-card h3 { font-size: 18px; font-weight: 600; color: var(--heading-color); margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--muted-color); line-height: 1.7; }

/* ===== Capability Section ===== */
.capability-section { background: var(--dark-bg); padding: 80px 0; color: #fff; }
.capability-section .section-head h2 { color: #fff; }
.capability-section .section-head p { color: rgba(255, 255, 255, 0.65); }
.stat-box { text-align: center; padding: 24px 12px; border-radius: var(--radius); transition: var(--transition); }
.stat-box:hover { background: rgba(255, 255, 255, 0.04); }
.stat-num { font-size: 46px; font-weight: 800; background: linear-gradient(135deg, var(--accent) 0%, var(--accent-coral) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; display: block; line-height: 1.2; font-variant-numeric: tabular-nums; }
.stat-label { font-size: 14px; color: #9CA3AF; margin-top: 6px; display: block; }

/* ===== FAQ Section ===== */
.faq-section { padding: 88px 0 72px; }
.faq-item { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius); margin-bottom: 16px; overflow: hidden; transition: var(--transition); }
.faq-item.is-open { border-left: 3px solid var(--primary); background: #F8FAFA; }
.faq-item__header { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; cursor: pointer; gap: 16px; }
.faq-item__header h3 { font-size: 16px; font-weight: 600; color: var(--heading-color); line-height: 1.5; }
.faq-item__icon { width: 28px; height: 28px; border-radius: 50%; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: var(--transition); font-size: 15px; }
.faq-item.is-open .faq-item__icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-item__body { display: none; padding: 0 24px 20px; font-size: 15px; color: var(--muted-color); line-height: 1.8; border-top: 1px solid var(--border-color); margin: 0 24px 0; padding: 16px 0 20px; }
.faq-item.is-open .faq-item__body { display: block; }

/* ===== CTA Band ===== */
.cta-band { background: linear-gradient(135deg, #FFF7ED 0%, #FEF3C7 100%); padding: 72px 0; position: relative; overflow: hidden; }
.cta-band__inner { text-align: center; max-width: 640px; margin: 0 auto; position: relative; z-index: 2; }
.cta-band h2 { font-size: 30px; font-weight: 700; color: var(--heading-color); margin-bottom: 12px; }
.cta-band p { font-size: 15px; color: var(--muted-color); margin-bottom: 28px; }

/* ===== Footer ===== */
.footer { background: var(--dark-bg); color: #9CA3AF; padding: 64px 0 0; font-size: 14px; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1.2fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer__logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer__logo .logo__text { color: #fff; }
.footer__desc { font-size: 14px; line-height: 1.7; color: #94A3B8; margin-bottom: 20px; max-width: 320px; }
.footer__social { display: flex; gap: 12px; }
.footer__social a { width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.2); display: flex; align-items: center; justify-content: center; color: #94A3B8; font-size: 16px; transition: var(--transition); }
.footer__social a:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-2px); }
.footer__title { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 18px; }
.footer__links li { margin-bottom: 10px; }
.footer__links a { color: #9CA3AF; transition: var(--transition); padding-left: 0; }
.footer__links a:hover { color: #fff; padding-left: 6px; border-left: 2px solid var(--primary); }
.footer__news li { margin-bottom: 12px; }
.footer__news a { color: #9CA3AF; display: block; line-height: 1.5; margin-bottom: 4px; }
.footer__news a:hover { color: #fff; }
.footer__news span { font-size: 12px; color: #64748B; }
.footer__news-empty { color: #64748B; }
.footer__contact li { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; color: #9CA3AF; }
.footer__contact li i { color: var(--primary); width: 18px; text-align: center; }
.footer__bottom { border-top: 1px solid #1E293B; padding: 20px 0; display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: #64748B; flex-wrap: wrap; gap: 8px; }
.footer__bottom p { margin: 0; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .header__inner { height: 64px; }
  .nav-menu { position: fixed; top: 64px; left: 0; right: 0; background: var(--bg); flex-direction: column; align-items: stretch; padding: 16px 20px 24px; border-bottom: 1px solid var(--border-color); box-shadow: 0 8px 24px rgba(0,0,0,0.06); transform: translateY(-120%); opacity: 0; transition: var(--transition); gap: 8px; z-index: 99; }
  .nav-menu.is-open { transform: translateY(0); opacity: 1; }
  .nav-menu a { padding: 14px 12px; font-size: 16px; border-bottom: 1px solid var(--border-color); border-radius: 0; width: 100%; }
  .nav-menu a:last-of-type { border-bottom: 0; }
  .nav-menu a::after { display: none; }
  .nav-menu a.is-active { background: var(--primary-light); border-radius: 8px; }
  .header__cta { display: none; }
  .header__cta-mobile { display: inline-flex !important; margin-top: 8px; width: 100%; justify-content: center; }
  .nav-toggle { display: flex; }
  .page-hero { padding: 48px 0 40px; }
  .page-hero h1 { font-size: 30px; }
  .hero-desc { font-size: 15px; }
  .intro-section { padding: 56px 0 48px; }
  .intro-section h2 { font-size: 24px; }
  .intro__media img { height: 240px; margin-top: 24px; }
  .features-section { padding: 56px 0; }
  .section-head h2 { font-size: 24px; }
  .feature-card { margin-bottom: 20px; }
  .capability-section { padding: 56px 0; }
  .stat-num { font-size: 34px; }
  .stat-box { padding: 16px 8px; }
  .faq-section { padding: 56px 0 40px; }
  .cta-band { padding: 48px 0; }
  .cta-band h2 { font-size: 24px; }
  .footer { padding-top: 40px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

/* roulang page: article */
:root{
  --primary:#0F766E;
  --primary-dark:#0B5C56;
  --primary-light:#E6F2F1;
  --primary-border:#B8D8D5;
  --accent:#F59E0B;
  --accent-hover:#D97706;
  --coral:#E85D3F;
  --bg:#FAF8F5;
  --dark-rock:#0C1B1A;
  --white:#FFFFFF;
  --text:#334155;
  --heading:#0F172A;
  --text-soft:#64748B;
  --border:#E5E9E8;
  --radius:12px;
  --radius-sm:8px;
  --radius-full:999px;
  --shadow-card:0 1px 3px rgba(12,27,26,.06);
  --shadow-hover:0 12px 24px -8px rgba(12,27,26,.14);
  --shadow-cta:0 8px 20px rgba(245,158,11,.35);
  --container:1200px;
  --font-sans:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.container--narrow{max-width:760px}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
button{font-family:inherit;cursor:pointer}
ul,ol{list-style:none}
/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(250,248,245,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(229,233,232,.8);
}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo__mark{
  width:40px;height:40px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:14px;flex-shrink:0;
  box-shadow:0 4px 10px rgba(15,118,110,.2);
}
.logo__text{font-size:22px;font-weight:800;color:var(--heading);letter-spacing:-.02em;line-height:1}
.logo__text em{font-style:normal;color:var(--primary)}
.logo__divider{width:1px;height:20px;background:var(--border)}
.logo__subtitle{font-size:13px;color:var(--text-soft);line-height:1}
.nav-menu{display:flex;align-items:center;gap:2px}
.nav-menu a{
  position:relative;display:block;padding:24px 14px;
  font-size:15px;font-weight:500;color:var(--text);
  text-decoration:none;transition:color .2s ease;
}
.nav-menu a::after{
  content:'';position:absolute;left:50%;bottom:14px;
  width:0;height:3px;border-radius:99px;
  background:var(--primary);transform:translateX(-50%);
  transition:width .3s ease;
}
.nav-menu a:hover{color:var(--primary)}
.nav-menu a:hover::after,.nav-menu a.is-active::after{width:calc(100% - 28px)}
.nav-menu a.is-active{color:var(--primary);font-weight:600}
.header__cta{margin-left:14px;flex-shrink:0}
.header__cta-mobile{display:none}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  background:none;border:0;padding:10px;border-radius:8px;
}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--heading);border-radius:2px;transition:all .3s ease}
.nav-toggle:hover span{background:var(--primary)}
/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:inherit;font-weight:600;font-size:15px;line-height:1;
  padding:14px 28px;border-radius:var(--radius-sm);
  border:2px solid transparent;text-decoration:none;
  transition:all .25s ease;cursor:pointer;white-space:nowrap;
  min-height:44px;
}
.btn:focus-visible{outline:3px solid rgba(15,118,110,.35);outline-offset:2px}
.btn--primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 12px rgba(15,118,110,.15)}
.btn--primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(11,92,86,.25)}
.btn--primary:active{transform:translateY(0)}
.btn--cta{background:var(--accent);color:var(--dark-rock);border-color:var(--accent);font-weight:700;border-radius:var(--radius-full);box-shadow:0 4px 14px rgba(245,158,11,.25)}
.btn--cta:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-cta)}
.btn--cta:active{transform:translateY(0)}
.btn--ghost{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn--ghost:hover{background:var(--primary-light);color:var(--primary-dark);border-color:var(--primary-dark)}
.btn--small{padding:10px 20px;font-size:14px;min-height:40px}
.btn--large{padding:16px 36px;font-size:16px;min-height:52px}
/* ---------- Breadcrumb ---------- */
.breadcrumb{
  background:var(--bg);border-bottom:1px solid var(--border);
  padding:16px 0;
}
.breadcrumb__inner{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-soft)}
.breadcrumb a{color:var(--text-soft);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb__sep{color:#CBD5D5}
.breadcrumb__current{color:var(--primary);font-weight:600;max-width:420px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* ---------- Article Hero ---------- */
.article-hero{padding:56px 0 24px;background:var(--bg)}
.article-hero__inner{max-width:860px;margin:0 auto}
.article-hero__title{
  font-size:38px;line-height:1.25;font-weight:700;color:var(--heading);
  margin:20px 0 16px;letter-spacing:-.01em;
}
.article-hero__meta{display:flex;align-items:center;flex-wrap:wrap;gap:16px;font-size:14px;color:var(--text-soft)}
.article-hero__meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.badge{
  display:inline-flex;align-items:center;padding:4px 14px;
  background:var(--primary-light);color:var(--primary);
  font-size:12px;font-weight:600;border-radius:999px;
}
/* ---------- Article Cover ---------- */
.article-cover{padding:24px 0 8px}
.article-cover__inner{max-width:960px;margin:0 auto}
.article-cover img{
  width:100%;aspect-ratio:16/7;object-fit:cover;
  border-radius:16px;box-shadow:0 8px 30px rgba(12,27,26,.12);
}
/* ---------- Article Body ---------- */
.article-body{
  max-width:760px;margin:0 auto;padding:24px 0 16px;
  font-size:16px;line-height:1.9;color:var(--text);
}
.article-body > * + *{margin-top:1.1em}
.article-body h2{
  font-size:25px;font-weight:700;color:var(--heading);
  line-height:1.4;margin-top:48px;padding-top:8px;
}
.article-body h2:first-child{margin-top:0}
.article-body h3{
  font-size:19px;font-weight:600;color:var(--heading);
  line-height:1.45;margin-top:32px;
}
.article-body h4{
  font-size:16px;font-weight:600;color:var(--heading);margin-top:24px;
}
.article-body p{margin:20px 0}
.article-body ul,.article-body ol{margin:20px 0;padding-left:24px}
.article-body ul li{list-style:disc;margin-bottom:8px}
.article-body ol li{list-style:decimal;margin-bottom:8px}
.article-body li::marker{color:var(--primary);font-weight:600}
.article-body blockquote{
  margin:28px 0;padding:16px 24px;
  background:var(--primary-light);
  border-left:4px solid var(--primary);
  border-radius:0 12px 12px 0;
  color:#1E293B;font-style:normal;line-height:1.8;
}
.article-body img{border-radius:12px;margin:24px 0;box-shadow:0 4px 14px rgba(12,27,26,.1)}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--primary-dark)}
.article-body code{
  background:#F1F5F4;color:#0B5C56;padding:2px 8px;
  border-radius:4px;font-size:.9em;
  font-family:"SFMono-Regular",Consolas,monospace;
}
.article-body pre{
  background:var(--dark-rock);color:#E2E8F0;
  padding:22px;border-radius:12px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:24px 0;
}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 14px;text-align:left}
.article-body th{background:#F8FAFA;font-weight:600;color:var(--heading)}
.article-body hr{border:0;border-top:1px solid var(--border);margin:40px 0}
/* ---------- Not Found ---------- */
.not-found{
  max-width:640px;margin:40px auto;padding:60px 40px;
  background:#fff;border:1px solid var(--border);border-radius:16px;
  text-align:center;box-shadow:var(--shadow-card);
}
.not-found i{font-size:48px;color:var(--primary);opacity:.4;margin-bottom:16px}
.not-found h3{font-size:22px;color:var(--heading);margin-bottom:8px}
.not-found p{color:var(--text-soft);font-size:15px;margin-bottom:24px}
/* ---------- Article Bottom ---------- */
.article-bottom{margin:40px 0 8px;padding:0 24px}
.article-bottom__inner{
  max-width:760px;margin:0 auto;display:flex;justify-content:space-between;
  align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--border);padding-top:28px;
}
/* ---------- Related ---------- */
.related{padding:72px 0 24px}
.related__wrap{max-width:var(--container);margin:0 auto;padding:0 24px}
.related__title{
  font-size:30px;font-weight:700;color:var(--heading);
  text-align:center;margin-bottom:8px;
}
.related__subtitle{
  font-size:14px;color:var(--text-soft);text-align:center;margin-bottom:40px;
}
.related__row{max-width:var(--container);margin:0 auto}
.related__grid .columns{padding:0 15px;margin-bottom:24px}
.related__empty{
  grid-column:1/-1;text-align:center;padding:48px 24px;
  background:var(--white);border:1px dashed var(--border);border-radius:16px;
  color:var(--text-soft);
}
.related__empty i{font-size:32px;color:var(--primary);opacity:.4;margin-bottom:12px}
.related__empty p{font-size:15px}
/* ---------- Card ---------- */
.card{
  background:var(--white);border-radius:var(--radius);
  border:1px solid var(--border);box-shadow:var(--shadow-card);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:box-shadow .3s ease,transform .3s ease,border-color .3s ease;
}
.card:hover{
  box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:var(--primary-border);
}
.card__cover{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:var(--primary-light);display:flex;align-items:center;justify-content:center;
}
.card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card__cover img{transform:scale(1.05)}
.card__content{padding:22px;display:flex;flex-direction:column;flex:1}
.card__badge{
  align-self:flex-start;display:inline-flex;padding:4px 14px;
  background:var(--primary-light);color:var(--primary);
  font-size:12px;font-weight:600;border-radius:999px;margin-bottom:12px;
}
.card__title{
  font-size:18px;font-weight:600;color:var(--heading);line-height:1.45;
  margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__desc{
  font-size:14px;line-height:1.7;color:var(--text-soft);
  flex:1;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__meta{
  display:flex;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--text-soft);
}
.card__meta a{
  color:var(--primary);font-weight:600;text-decoration:none;
  display:inline-flex;align-items:center;gap:5px;transition:gap .2s ease,color .2s ease;
}
.card__meta a:hover{color:var(--primary-dark);gap:8px}
/* ---------- CTA Band ---------- */
.cta-band{
  position:relative;background:var(--dark-rock);color:#fff;
  padding:84px 0;margin-top:48px;overflow:hidden;
}
.cta-band::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(circle at 15% 30%,rgba(15,118,110,.45),transparent 55%),
    radial-gradient(circle at 85% 70%,rgba(245,158,11,.18),transparent 45%);
  pointer-events:none;
}
.cta-band__inner{position:relative;z-index:1;text-align:center}
.cta-band h2{
  font-size:32px;font-weight:700;margin-bottom:12px;color:#fff;
}
.cta-band p{
  font-size:15px;color:#9CA3AF;margin-bottom:28px;
}
/* ---------- Footer ---------- */
.footer{
  background:var(--dark-rock);color:#94A3B8;padding:64px 0 0;
  font-size:14px;
}
.footer__grid{
  display:grid;grid-template-columns:1.2fr 1fr 1.2fr 1fr;
  gap:40px;padding-bottom:48px;
}
.footer__logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer__desc{line-height:1.7;color:#94A3B8;font-size:14px;margin-bottom:20px;max-width:280px}
.footer__social{display:flex;gap:12px}
.footer__social a{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  border:1px solid #334155;color:#94A3B8;font-size:15px;
  transition:all .25s ease;
}
.footer__social a:hover{background:var(--primary);border-color:var(--primary);color:#fff;transform:translateY(-2px)}
.footer__title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer__links li{margin-bottom:8px}
.footer__links a{
  color:#94A3B8;text-decoration:none;transition:color .2s,padding-left .2s;
  position:relative;
}
.footer__links a:hover{color:#fff;padding-left:8px}
.footer__links a::before{
  content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:0;height:2px;background:var(--primary);transition:width .2s;
}
.footer__links a:hover::before{width:4px}
.footer__news li{padding:10px 0;border-bottom:1px solid #1E293B;transition:padding-left .2s}
.footer__news li:hover{padding-left:6px}
.footer__news a{color:#94A3B8;text-decoration:none;display:block;line-height:1.5;margin-bottom:4px}
.footer__news a:hover{color:#fff}
.footer__news span{font-size:12px;color:#64748B}
.footer__news-empty{color:#64748B}
.footer__contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;color:#94A3B8;line-height:1.6}
.footer__contact i{color:var(--primary);margin-top:4px;flex-shrink:0}
.footer__bottom{
  border-top:1px solid #1E293B;padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;
  font-size:13px;color:#64748B;flex-wrap:wrap;gap:8px;
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
  .nav-menu a{padding:24px 10px;font-size:14px}
}
@media (max-width:768px){
  .header__cta{display:none}
  .nav-toggle{display:flex}
  .nav-menu{
    display:none;
    position:fixed;top:76px;left:0;right:0;z-index:99;
    background:var(--bg);flex-direction:column;align-items:stretch;
    padding:12px 16px 20px;border-bottom:1px solid var(--border);
    box-shadow:var(--shadow-hover);
    max-height:calc(100vh - 76px);overflow-y:auto;
  }
  .nav-menu.is-open{display:flex}
  .nav-menu a{padding:15px 12px;border-bottom:1px solid #F0EDE8;font-size:16px}
  .nav-menu a:last-child{border-bottom:0}
  .nav-menu a::after{display:none}
  .header__cta-mobile{display:inline-flex;width:100%;justify-content:center;margin-top:16px}
  .article-hero__title{font-size:30px}
  .article-cover img{aspect-ratio:16/9}
  .cta-band{padding:60px 0}
  .cta-band h2{font-size:24px}
  .footer__grid{grid-template-columns:1fr}
  .article-bottom__inner{flex-direction:column;align-items:flex-start}
  .related__row .columns{padding:0 12px}
}
@media (max-width:640px){
  .container{padding-left:16px;padding-right:16px}
  .article-hero{padding:40px 0 16px}
  .article-hero__title{font-size:26px}
  .article-body{font-size:15px}
  .article-body h2{font-size:21px}
  .article-body blockquote{padding:14px 18px}
  .cta-band h2{font-size:22px}
  .footer{padding-top:48px}
  .footer__bottom{flex-direction:column;text-align:center}
}

/* roulang page: category2 */
:root {
  --primary: #0F766E;
  --primary-dark: #0B5C56;
  --primary-light: #E6F2F1;
  --accent: #F59E0B;
  --accent-hover: #D97706;
  --emphasis: #E85D3F;
  --bg: #FAF8F5;
  --dark-bg: #0C1B1A;
  --card-bg: #FFFFFF;
  --text-body: #334155;
  --text-heading: #0F172A;
  --text-muted: #64748B;
  --border: #E5E9E8;
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 3px rgba(12, 27, 26, 0.06);
  --shadow-lg: 0 12px 24px -8px rgba(12, 27, 26, 0.14);
  --max-width: 1200px;
  --header-h: 76px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: 'HarmonyOS Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',-apple-system,sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
  background: var(--bg);
}
img, svg, video { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary-dark); }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input, textarea, select { font-family: inherit; }

.row { max-width: var(--max-width); margin: 0 auto; }
.row .row { margin: 0 -16px; }
.columns { padding: 0 16px; }

.section { padding: 96px 0; }
.section--white { background: #FFFFFF; }
.section--dark { background: var(--dark-bg); color: #fff; }
.section--faq { background: #F0F7F6; }
.section__head { margin-bottom: 48px; text-align: center; }
.section__head h2 { margin-top: 8px; }
.section__tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}
.section__tag--light { background: rgba(230, 242, 241, 0.15); color: #5EEAD4; }
.section h2 {
  font-size: 32px;
  line-height: 1.3;
  font-weight: 700;
  color: var(--text-heading);
  margin-top: 12px;
}
.section--dark h2 { color: #fff; }
.section__lead {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 640px;
  margin: 16px auto 0;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: none;
  transition: all 0.25s ease;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn--small { height: 40px; padding: 0 20px; font-size: 14px; }
.btn--large { height: 52px; padding: 0 34px; font-size: 17px; border-radius: var(--radius-pill); }
.btn--primary { background: var(--primary); color: #fff; }
.btn--primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn--secondary { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn--secondary:hover { background: var(--primary-light); border-color: var(--primary-dark); color: var(--primary-dark); }
.btn--cta { background: var(--accent); color: var(--dark-bg); border-radius: var(--radius-pill); font-weight: 700; }
.btn--cta:hover { background: var(--accent-hover); color: #fff; box-shadow: 0 8px 20px rgba(245, 158, 11, 0.35); transform: translateY(-2px); }
.btn--ghost-light { background: transparent; border: 2px solid rgba(255,255,255,0.7); color: #fff; }
.btn--ghost-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; color: #fff; }
.btn:focus-visible, a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.35);
  outline-offset: 2px;
}

/* ===== 导航 ===== */
.header {
  background: #FFFFFF;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 0 rgba(12, 27, 26, 0.02);
}
.header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  padding: 0 24px;
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo__mark {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 15px;
  box-shadow: 0 2px 8px rgba(15, 118, 110, 0.25);
}
.logo__text { font-size: 22px; font-weight: 700; color: var(--text-heading); line-height: 1; }
.logo__text em { font-style: normal; color: var(--primary); }
.logo__divider { width: 1px; height: 22px; background: var(--border); }
.logo__subtitle { font-size: 13px; color: var(--text-muted); }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu a {
  padding: 24px 14px;
  color: var(--text-body);
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  position: relative;
  transition: color 0.2s;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  border-radius: 2px;
  background: var(--primary);
  transition: width 0.25s ease;
}
.nav-menu a:hover { color: var(--primary); }
.nav-menu a:hover::after { width: 60%; }
.nav-menu a.is-active { color: var(--primary); font-weight: 600; }
.nav-menu a.is-active::after { width: 60%; }
.header__cta-mobile { display: none; }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid var(--border);
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-heading);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  padding: 80px 0 88px;
  background: linear-gradient(rgba(250, 248, 245, 0.94), rgba(250, 248, 245, 0.94)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -100px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(15, 118, 110, 0.08), transparent 70%);
  pointer-events: none;
}
.hero__content { position: relative; z-index: 2; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span.sep { color: var(--border); }
.hero__badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 5px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}
.hero h1 {
  font-size: 46px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.hero h1 span { color: var(--primary); }
.hero__subtitle {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 500px;
  margin-bottom: 32px;
}
.hero__actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; }
.hero__trust {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero__trust span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}
.hero__trust i { color: var(--primary); font-size: 14px; }
.hero__visual {
  position: relative;
  z-index: 2;
  padding-left: 24px;
}
.hero__visual img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
}
.hero__visual::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 12px;
  width: calc(100% - 20px);
  height: calc(100% - 12px);
  border: 2px solid var(--primary-light);
  border-radius: 18px;
  z-index: 0;
}
.hero__float-card {
  position: absolute;
  bottom: -20px;
  right: 12px;
  background: #fff;
  border-radius: 12px;
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  z-index: 3;
  display: flex;
  flex-direction: column;
  animation: floatCard 4s ease-in-out infinite;
}
.hero__float-card span { font-size: 13px; color: var(--text-muted); }
.hero__float-card strong { font-size: 22px; font-weight: 800; color: var(--primary); line-height: 1.3; font-variant-numeric: tabular-nums; }
@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ===== 图文交替 ===== */
.feature-row { display: flex; align-items: center; }
.feature-row__media { position: relative; }
.feature-row__media img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
}
.feature-row__media::before {
  content: '';
  position: absolute;
  top: -10px;
  left: -10px;
  width: 80px;
  height: 80px;
  border-radius: 16px;
  background: var(--primary-light);
  z-index: -1;
}
.feature-row__content { padding-left: 32px; }
.feature-row__content .section__tag { margin-bottom: 12px; }
.feature-row__content h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.3;
  margin-bottom: 16px;
}
.feature-row__content p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 20px;
}
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--text-body);
  margin-bottom: 12px;
  line-height: 1.7;
}
.check-list li::before {
  content: '✓';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 3px;
}

/* 反转区块 */
.feature-row--reverse .feature-row__content { padding-left: 0; padding-right: 32px; }
.feature-row--reverse .feature-row__media { order: 2; }
.feature-row--reverse .feature-row__content { order: 1; }

/* ===== 数据区 ===== */
.data-zone .row:first-child { margin-bottom: 32px; }
.data-zone__head .section__tag { margin-bottom: 12px; }
.data-zone__head h2 { margin-top: 8px; }
.data-zone__head p { color: #9CA3AF; font-size: 15px; max-width: 640px; margin-top: 12px; }
.data-vertical { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; background: rgba(255,255,255,0.04); border-radius: 16px; overflow: hidden; border: 1px solid rgba(255,255,255,0.08); }
.data-vertical__item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 36px 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  border-right: 1px solid rgba(255,255,255,0.08);
  transition: background 0.3s;
}
.data-vertical__item:nth-child(even) { border-right: none; }
.data-vertical__item:nth-last-child(-n+2) { border-bottom: none; }
.data-vertical__item:hover { background: rgba(15, 118, 110, 0.1); }
.data-vertical__number {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.2;
  background: linear-gradient(135deg, #F59E0B 0%, #E85D3F 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
  min-width: 140px;
  white-space: nowrap;
}
.data-vertical__meta { display: flex; flex-direction: column; }
.data-vertical__meta strong { font-size: 18px; color: #fff; font-weight: 600; margin-bottom: 4px; }
.data-vertical__meta span { font-size: 14px; color: #9CA3AF; line-height: 1.6; }

/* ===== 适用场景 ===== */
.scene-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s, transform 0.3s, border-color 0.3s;
  height: 100%;
  margin-bottom: 24px;
}
.scene-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--primary-light);
}
.scene-card i {
  font-size: 32px;
  color: var(--primary);
  margin-bottom: 16px;
  display: block;
}
.scene-card h3 { font-size: 18px; font-weight: 600; color: var(--text-heading); margin-bottom: 10px; }
.scene-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 0; }

/* ===== 流程 ===== */
.process-step {
  position: relative;
  padding: 32px 24px 24px;
  border-radius: var(--radius-card);
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s, transform 0.3s;
  height: 100%;
  margin-bottom: 24px;
}
.process-step:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.process-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 20px;
}
.process-step h3 { font-size: 18px; font-weight: 600; color: var(--text-heading); margin-bottom: 10px; }
.process-step p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-list { max-width: 860px; margin: 0 auto; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-sm); }
.faq-item { border-bottom: 1px solid var(--border); transition: background 0.3s; }
.faq-item:last-child { border-bottom: none; }
.faq-item.is-open { background: #F8FAFA; box-shadow: inset 3px 0 0 var(--primary); }
.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-heading);
  text-align: left;
  background: transparent;
  transition: color 0.2s;
  line-height: 1.5;
}
.faq-item__question:hover { color: var(--primary); }
.faq-item__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: transform 0.3s, background 0.3s, color 0.3s;
}
.faq-item.is-open .faq-item__icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-item.is-open .faq-item__answer { max-height: 400px; padding: 0 24px 24px; }
.faq-item__answer p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.85;
  margin: 0;
  padding-top: 4px;
}

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, #F59E0B 0%, #E85D3F 100%);
  position: relative;
  overflow: hidden;
  padding: 96px 0;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -60px;
  left: -60px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -40px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(12, 27, 26, 0.08);
}
.cta-section__inner { text-align: center; color: #fff; position: relative; z-index: 2; }
.cta-section__inner h2 {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
  color: #fff;
}
.cta-section__inner p {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255,255,255,0.9);
  max-width: 560px;
  margin: 0 auto 36px;
}
.cta-section__actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.cta-section__note { font-size: 13px; color: rgba(255,255,255,0.75); max-width: none; margin: 0; }

/* ===== 页脚 ===== */
.footer { background: var(--dark-bg); color: #94A3B8; padding: 64px 0 0; }
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 0 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-bottom: 48px;
}
.footer__logo { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.footer__logo .logo__text { color: #fff; }
.footer__logo .logo__text em { color: #5EEAD4; }
.footer__desc { font-size: 14px; line-height: 1.7; color: #94A3B8; margin-bottom: 24px; }
.footer__social { display: flex; gap: 12px; }
.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid #334155;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  font-size: 15px;
  transition: all 0.3s;
}
.footer__social a:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-2px); }
.footer__title { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 20px; }
.footer__links { list-style: none; padding: 0; margin: 0; }
.footer__links li { margin-bottom: 2px; }
.footer__links a { color: #9CA3AF; font-size: 14px; line-height: 2.2; position: relative; padding-left: 0; transition: padding-left 0.25s, color 0.25s; }
.footer__links a:hover { color: #fff; padding-left: 10px; }
.footer__links a::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 0; height: 2px; background: var(--primary); transition: width 0.25s; }
.footer__links a:hover::before { width: 6px; }
.footer__news { list-style: none; padding: 0; margin: 0; }
.footer__news li { margin-bottom: 14px; }
.footer__news a { color: #9CA3AF; font-size: 14px; line-height: 1.6; transition: color 0.2s; display: inline-block; }
.footer__news a:hover { color: #fff; }
.footer__news span { display: block; font-size: 12px; color: #64748B; margin-top: 4px; }
.footer__news-empty { font-size: 14px; color: #64748B; }
.footer__contact { list-style: none; padding: 0; margin: 0; }
.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: #9CA3AF;
  line-height: 1.7;
  margin-bottom: 14px;
}
.footer__contact i { color: var(--primary); margin-top: 5px; min-width: 16px; }
.footer__bottom {
  border-top: 1px solid #1E293B;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  max-width: var(--max-width);
  margin: 0 auto;
}
.footer__bottom p { font-size: 13px; color: #64748B; margin: 0; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .nav-menu a { padding: 24px 10px; font-size: 14px; }
  .hero h1 { font-size: 38px; }
  .hero__visual img { height: 340px; }
  .data-vertical__item { padding: 28px 24px; }
  .data-vertical__number { font-size: 40px; min-width: 110px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .header__inner { padding: 0 16px; }
  .nav-toggle { display: flex; }
  .nav-menu {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 12px 16px 20px;
    box-shadow: 0 8px 24px rgba(12, 27, 26, 0.08);
  }
  .nav-menu.is-open { display: flex; }
  .nav-menu a {
    padding: 15px 8px;
    font-size: 15px;
    border-bottom: 1px solid var(--border);
    width: 100%;
    box-sizing: border-box;
    line-height: 1.5;
  }
  .nav-menu a::after { display: none; }
  .nav-menu a.is-active { color: var(--primary); font-weight: 600; background: var(--primary-light); border-radius: 8px 8px 0 0; border-bottom-color: var(--primary); }
  .header__cta { display: none; }
  .header__cta-mobile { display: inline-flex !important; margin-top: 16px; justify-content: center; width: 100%; }
  .hero { padding: 56px 0 64px; }
  .hero h1 { font-size: 32px; }
  .hero__subtitle { font-size: 16px; }
  .hero__visual { margin-top: 48px; padding-left: 0; }
  .hero__visual img { height: 280px; }
  .hero__visual::before { left: 8px; top: -8px; width: calc(100% - 16px); height: calc(100% - 8px); }
  .hero__float-card { display: none; }
  .feature-row { flex-direction: column; }
  .feature-row__media img { height: 240px; }
  .feature-row__content { padding-left: 0; padding-top: 28px; }
  .feature-row--reverse .feature-row__content { padding-right: 0; order: 1; padding-top: 0; padding-bottom: 28px; }
  .feature-row--reverse .feature-row__media { order: 2; }
  .data-zone__head h2 { font-size: 26px; }
  .data-vertical { grid-template-columns: 1fr; }
  .data-vertical__item { padding: 24px 20px; border-right: none; }
  .data-vertical__item:nth-child(n) { border-bottom: 1px solid rgba(255,255,255,0.08); }
  .data-vertical__item:last-child { border-bottom: none; }
  .data-vertical__number { font-size: 36px; min-width: 100px; }
  .cta-section { padding: 64px 0; }
  .cta-section__inner h2 { font-size: 28px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; padding: 0 16px 40px; }
  .footer__bottom { flex-direction: column; text-align: center; padding: 16px; }
  .section__head h2 { font-size: 26px; }
}

@media (max-width: 520px) {
  .hero h1 { font-size: 28px; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .hero__trust { flex-direction: column; align-items: flex-start; gap: 10px; }
  .check-list li { font-size: 14px; }
  .process-step { padding: 24px 18px; }
  .data-vertical__item { flex-direction: column; align-items: flex-start; gap: 8px; }
  .faq-item__question { font-size: 15px; padding: 18px 16px; }
  .faq-item__answer { padding: 0 16px; }
  .faq-item.is-open .faq-item__answer { padding: 0 16px 20px; }
  .cta-section__actions .btn { width: 100%; justify-content: center; }
}

/* roulang page: category3 */
:root {
  --primary: #0F766E;
  --primary-dark: #0B5C56;
  --primary-light: #E6F2F1;
  --accent: #F59E0B;
  --accent-hover: #D97706;
  --accent-coral: #E85D3F;
  --bg: #FAF8F5;
  --dark: #0C1B1A;
  --card: #FFFFFF;
  --text: #334155;
  --heading: #0F172A;
  --muted: #64748B;
  --border: #E5E9E8;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(12,27,26,0.06);
  --shadow-lg: 0 12px 24px -8px rgba(12,27,26,0.14);
  --space-section: 96px;
  --font-main: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.25s ease;
}

a:hover { color: var(--primary-dark); }

ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--heading);
  margin: 0 0 16px;
}

p { margin: 0 0 16px; }

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

.section { padding: var(--space-section) 0; }

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

.section--light {
  background: var(--card);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  height: 48px;
  padding: 0 28px;
  cursor: pointer;
  transition: all 0.3s ease;
  outline-offset: 2px;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 3px solid rgba(15,118,110,0.35);
}

.btn--primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 1px 2px rgba(12,27,26,0.08);
}

.btn--primary:hover {
  background: var(--primary-dark);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn--cta {
  background: var(--accent);
  color: var(--dark);
  height: 52px;
  padding: 0 36px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(245,158,11,0.25);
}

.btn--cta:hover {
  background: var(--accent-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(245,158,11,0.35);
}

.btn--cta:active {
  transform: translateY(0) scale(0.98);
}

.btn--secondary {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn--secondary:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.btn--small {
  height: 40px;
  padding: 0 20px;
  font-size: 14px;
}

.btn--large {
  height: 56px;
  padding: 0 40px;
  font-size: 17px;
}

/* ========== Header / Nav ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 76px;
  background: rgba(250,248,245,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo__mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 14px;
  box-shadow: 0 4px 10px rgba(15,118,110,0.25);
}

.logo__text {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--heading);
  line-height: 1;
}

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

.logo__divider {
  width: 1px;
  height: 20px;
  background: var(--border);
}

.logo__subtitle {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 2px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-menu a {
  display: inline-block;
  padding: 24px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  position: relative;
  transition: color 0.25s ease;
  line-height: 1;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 3px;
  border-radius: 3px;
  background: var(--primary);
  transition: transform 0.3s ease;
}

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

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

.nav-menu a.is-active {
  color: var(--primary);
  font-weight: 600;
}

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

.header__cta-mobile {
  display: none;
}

.header__cta {
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--heading);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle:focus-visible {
  outline: 3px solid rgba(15,118,110,0.35);
  outline-offset: 2px;
}

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

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

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

/* ========== Category Hero ========== */
.cat-hero {
  position: relative;
  padding: 72px 0 80px;
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.cat-hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.32;
}

.cat-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cat-hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 28px;
  font-weight: 500;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.25s ease;
}

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

.breadcrumb .spacer {
  color: var(--border);
}

.breadcrumb .current {
  color: var(--primary);
  font-weight: 600;
}

.cat-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border-radius: 999px;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.cat-hero__badge i {
  color: var(--accent);
}

.cat-hero h1 {
  font-size: 46px;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--heading);
  letter-spacing: -0.02em;
}

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

.cat-hero__desc {
  font-size: 17px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 680px;
  margin: 0 auto 32px;
}

.cat-hero__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cat-hero__note {
  margin-top: 24px;
  font-size: 13px;
  color: var(--muted);
}

/* ========== Experience Cards ========== */
.experience-section {
  padding: var(--space-section) 0;
}

.experience-section__head {
  text-align: center;
  margin-bottom: 48px;
}

.experience-section__head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 12px;
}

.experience-section__head .eyebrow .line {
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.experience-section__head h2 {
  font-size: 34px;
  margin-bottom: 12px;
}

.experience-section__head p {
  color: var(--muted);
  font-size: 15px;
  max-width: 600px;
  margin: 0 auto;
}

.exp-card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: all 0.35s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.exp-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #B8D8D5;
}

.exp-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.exp-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.exp-card:hover .exp-card__media img {
  transform: scale(1.05);
}

.exp-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(12,27,26,0.35) 100%);
}

.exp-card__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(6px);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 999px;
  letter-spacing: 0.03em;
  box-shadow: 0 2px 6px rgba(12,27,26,0.12);
}

.exp-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.exp-card__body h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--heading);
  line-height: 1.35;
}

.exp-card__body p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  margin-bottom: 20px;
  flex: 1;
}

.exp-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.exp-card__meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

.exp-card__meta i {
  color: var(--primary);
  font-size: 14px;
}

/* ========== Quality Assurance ========== */
.guarantee-section {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 64px 0;
}

.guarantee-grid {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
}

.guarantee-item {
  flex: 1;
  min-width: 220px;
  max-width: 280px;
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius);
  background: var(--bg);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.guarantee-item:hover {
  background: var(--primary-light);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.guarantee-item__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin: 0 auto 16px;
  transition: all 0.3s ease;
}

.guarantee-item:hover .guarantee-item__icon {
  background: var(--primary);
  color: #ffffff;
}

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

.guarantee-item p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}

/* ========== Quote Block ========== */
.quote-section {
  position: relative;
  padding: var(--space-section) 0;
  background: var(--dark);
  overflow: hidden;
}

.quote-section::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: rgba(15,118,110,0.25);
  filter: blur(80px);
  top: -100px;
  right: -100px;
}

.quote-section::after {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(245,158,11,0.12);
  filter: blur(70px);
  bottom: -80px;
  left: -80px;
}

.quote-section__inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.quote-section__head {
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 32px;
  text-transform: uppercase;
  opacity: 0.7;
}

.quote-mark {
  font-family: Georgia, serif;
  font-size: 88px;
  line-height: 0.6;
  color: var(--accent);
  margin-bottom: 28px;
  display: block;
  opacity: 0.6;
}

.quote-main {
  font-size: 22px;
  line-height: 1.8;
  color: rgba(255,255,255,0.92);
  margin: 0 auto 40px;
  max-width: 760px;
  font-weight: 500;
}

.quote-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.quote-author__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
}

.quote-author__info {
  text-align: left;
}

.quote-author__name {
  color: #ffffff;
  font-weight: 600;
  font-size: 16px;
  line-height: 1.4;
}

.quote-author__role {
  color: #9CA3AF;
  font-size: 13px;
  line-height: 1.4;
}

.quote-secondary {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  text-align: left;
}

.quote-secondary__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.quote-secondary__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(245,158,11,0.2);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  flex-shrink: 0;
}

.quote-secondary__text {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
}

.quote-secondary__text strong {
  display: block;
  color: #ffffff;
  font-size: 13px;
  margin-top: 8px;
  font-weight: 600;
}

.quote-secondary__text .muted {
  display: inline;
  color: #9CA3AF;
  font-weight: 400;
}

/* ========== FAQ ========== */
.faq-section {
  padding: var(--space-section) 0;
}

.faq-section__head {
  text-align: center;
  margin-bottom: 48px;
}

.faq-section__head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 12px;
}

.faq-section__head h2 {
  font-size: 34px;
  margin-bottom: 12px;
}

.faq-section__head p {
  color: var(--muted);
  font-size: 15px;
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-item {
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item.is-open {
  background: #F8FAFA;
  box-shadow: inset 3px 0 0 0 var(--primary);
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 24px;
  min-height: 64px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 600;
  color: var(--heading);
  text-align: left;
  line-height: 1.4;
  transition: color 0.25s ease;
}

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

.faq-item__question:focus-visible {
  outline: 3px solid rgba(15,118,110,0.35);
  outline-offset: -3px;
}

.faq-item__icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 400;
  flex-shrink: 0;
  transition: all 0.35s ease;
}

.faq-item.is-open .faq-item__icon {
  background: var(--primary);
  color: #ffffff;
  transform: rotate(135deg);
}

.faq-item__answer {
  height: 0;
  overflow: hidden;
  transition: height 0.35s ease;
}

.faq-item__answer-inner {
  padding: 0 24px 20px 52px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.faq-item__answer-inner p {
  margin-bottom: 8px;
}

.faq-item__answer-inner p:last-child {
  margin-bottom: 0;
}

/* ========== CTA ========== */
.cta-section {
  padding: 88px 0;
  background: linear-gradient(135deg, var(--primary) 0%, #1A8A80 60%, #2D9C8F 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  top: -180px;
  right: -120px;
}

.cta-section::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(245,158,11,0.2);
  bottom: -140px;
  left: -100px;
}

.cta-section__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.cta-section h2 {
  font-size: 36px;
  color: #ffffff;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
}

.cta-section .btn {
  font-size: 17px;
}

.cta__note {
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

/* ========== Footer ========== */
.footer {
  background: var(--dark);
  padding: 64px 0 0;
  color: #94A3B8;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer .logo__text {
  color: #ffffff;
  font-size: 20px;
}

.footer .logo__text em {
  color: var(--accent);
}

.footer .logo__mark {
  width: 36px;
  height: 36px;
  font-size: 12px;
}

.footer__desc {
  font-size: 14px;
  line-height: 1.7;
  color: #94A3B8;
  margin-bottom: 20px;
  max-width: 280px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid #334155;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  font-size: 15px;
  transition: all 0.3s ease;
}

.footer__social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  transform: translateY(-2px);
}

.footer__title {
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer__links li {
  margin-bottom: 8px;
}

.footer__links a {
  color: #9CA3AF;
  font-size: 14px;
  text-decoration: none;
  display: inline-block;
  line-height: 1.4;
  transition: all 0.25s ease;
}

.footer__links a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.footer__news li {
  margin-bottom: 14px;
  padding-left: 14px;
  position: relative;
}

.footer__news li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--primary);
}

.footer__news a {
  color: #9CA3AF;
  font-size: 14px;
  line-height: 1.5;
  display: block;
  transition: color 0.25s ease;
}

.footer__news a:hover {
  color: #ffffff;
}

.footer__news span {
  font-size: 12px;
  color: #64748B;
}

.footer__news-empty {
  color: #64748B;
  font-size: 14px;
}

.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: #9CA3AF;
  margin-bottom: 12px;
}

.footer__contact i {
  color: var(--primary);
  margin-top: 4px;
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.footer__bottom {
  border-top: 1px solid #1E293B;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer__bottom p {
  font-size: 13px;
  color: #64748B;
  margin: 0;
}

/* ========== Animations ========== */
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ========== Mobile Nav ========== */
@media (max-width: 1024px) {
  .container { padding: 0 20px; }
  .nav-menu {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 16px 24px rgba(12,27,26,0.08);
  }

  .nav-menu.nav-menu--open {
    max-height: 360px;
    overflow-y: auto;
  }

  .nav-menu a {
    width: 100%;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    text-align: left;
  }

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

  .nav-menu a.is-active {
    background: var(--primary-light);
  }

  .header__cta-mobile {
    display: inline-flex;
    margin: 16px 20px;
  }

  .header__cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

/* ========== Responsive ========== */
@media (max-width: 900px) {
  :root { --space-section: 72px; }

  .cat-hero h1 { font-size: 36px; }
  .experience-section__head h2,
  .faq-section__head h2 { font-size: 28px; }
  .quote-main { font-size: 19px; }
  .cta-section h2 { font-size: 30px; }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 640px) {
  :root { --space-section: 56px; }

  .container { padding: 0 16px; }

  .cat-hero {
    padding: 48px 0 56px;
  }

  .cat-hero h1 {
    font-size: 30px;
  }

  .cat-hero__desc {
    font-size: 15px;
  }

  .cat-hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .cat-hero__actions .btn {
    width: 100%;
    max-width: 280px;
  }

  .experience-section__head h2,
  .faq-section__head h2 {
    font-size: 24px;
  }

  .exp-card__body {
    padding: 20px;
  }

  .exp-card__body h3 {
    font-size: 18px;
  }

  .guarantee-grid {
    gap: 16px;
  }

  .guarantee-item {
    min-width: calc(50% - 8px);
    max-width: none;
    padding: 24px 16px;
  }

  .guarantee-item__icon {
    width: 46px;
    height: 46px;
    font-size: 18px;
  }

  .quote-secondary {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .faq-item__question {
    padding: 0 16px;
    font-size: 15px;
    min-height: 60px;
  }

  .faq-item__answer-inner {
    padding: 0 16px 16px 20px;
    font-size: 14px;
  }

  .cta-section {
    padding: 64px 0;
  }

  .cta-section h2 {
    font-size: 26px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 40px;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .logo__divider,
  .logo__subtitle {
    display: none;
  }

  .logo__text {
    font-size: 21px;
  }

  .footer__social {
    gap: 10px;
  }
}