/* roulang page: index */
:root {
  --primary: #1b2a4a;
  --primary-light: #2d4370;
  --primary-lighter: #4a5f8a;
  --accent: #e8a542;
  --accent-light: #f5c26d;
  --accent-dark: #d18f2e;
  --bg: #f5f7fb;
  --white: #ffffff;
  --text: #2d2d3a;
  --text-light: #6c7a8f;
  --text-lighter: #9aabbf;
  --border: #e5eaf0;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 10px rgba(27, 42, 74, .07);
  --shadow-md: 0 6px 24px rgba(27, 42, 74, .10);
  --shadow-lg: 0 12px 40px rgba(27, 42, 74, .14);
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 32px;
  --space-lg: 64px;
  --space-xl: 96px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: var(--primary); transition: color .25s ease; }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; }
ul, ol { list-style: none; }
.container { max-width: 1200px; padding: 0 24px; }

/* ===== Header/Nav ===== */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 999;
  box-shadow: var(--shadow-sm);
}
.navbar {
  padding: 14px 0;
  flex-wrap: nowrap;
}
.logo-brand {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .5px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.logo-brand i {
  color: var(--accent);
  font-size: 1.6rem;
}
.logo-brand a { color: var(--primary); }
.logo-brand a:hover { color: var(--accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-links .nav-item-el {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 30px;
  font-size: .92rem;
  font-weight: 500;
  color: var(--text);
  border: 2px solid transparent;
  transition: all .25s ease;
  white-space: nowrap;
}
.nav-links .nav-item-el:hover {
  color: var(--accent-dark);
  background: rgba(232, 165, 66, .08);
  border-color: rgba(232, 165, 66, .3);
}
.nav-links .nav-item-el.active {
  color: var(--primary);
  background: rgba(27, 42, 74, .06);
  border-color: var(--primary);
}
.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: var(--white) !important;
  border-radius: 30px;
  padding: 9px 22px;
  font-weight: 600;
  font-size: .9rem;
  border: none;
  transition: all .25s ease;
  white-space: nowrap;
}
.nav-cta-btn:hover {
  background: var(--accent);
  color: var(--primary) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.navbar-toggler {
  border: none;
  font-size: 1.3rem;
  color: var(--primary);
}
.navbar-toggler:focus { box-shadow: none; }
@media (max-width: 991px) {
  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    width: 100%;
  }
  .nav-links .nav-item-el {
    text-align: center;
    border-radius: var(--radius-sm);
  }
  .nav-cta-btn {
    justify-content: center;
    margin-top: 4px;
  }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, var(--primary-lighter) 100%);
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 140px 0 120px;
  color: var(--white);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27,42,74,.88) 0%, rgba(45,67,112,.78) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 30px;
  padding: 6px 16px;
  font-size: .85rem;
  font-weight: 500;
  backdrop-filter: blur(6px);
  margin-bottom: 24px;
}
.hero-badge i { color: var(--accent); }
.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.hero h1 span {
  color: var(--accent);
  position: relative;
}
.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,.85);
  margin-bottom: 32px;
  max-width: 540px;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-accent {
  background: var(--accent);
  color: var(--primary) !important;
  font-weight: 700;
  border-radius: 30px;
  padding: 12px 32px;
  border: none;
  font-size: 1rem;
  transition: all .3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-accent:hover {
  background: var(--accent-light);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(232,165,66,.35);
}
.btn-outline-light-custom {
  background: transparent;
  border: 2px solid rgba(255,255,255,.6);
  color: var(--white) !important;
  font-weight: 600;
  border-radius: 30px;
  padding: 10px 28px;
  transition: all .3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-outline-light-custom:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--accent);
  color: var(--accent) !important;
  transform: translateY(-3px);
}
.hero-stats {
  margin-top: 48px;
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.2);
}
.stat-item .stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
}
.stat-item .stat-label {
  font-size: .85rem;
  color: rgba(255,255,255,.7);
}
@media (max-width: 768px) {
  .hero { padding: 100px 0 80px; }
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }
  .hero-buttons { flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: 24px; }
}

/* ===== Section base ===== */
.section-padding { padding: var(--space-lg) 0; }
.section-dark {
  background: var(--primary);
  color: var(--white);
}
.section-title-wrap {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-kicker {
  display: inline-block;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
  line-height: 1.3;
}
.section-title-light { color: var(--white); }
.section-desc {
  color: var(--text-light);
  font-size: 1rem;
}
.section-desc-light { color: rgba(255,255,255,.75); }

/* ===== Intro / About ===== */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.intro-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.intro-image img {
  width: 100%;
  display: block;
  transition: transform .6s ease;
}
.intro-image:hover img { transform: scale(1.03); }
.intro-text .feature-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 24px;
}
.feature-list-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: all .3s ease;
}
.feature-list-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(6px);
}
.feature-list-item i {
  font-size: 1.2rem;
  color: var(--accent);
  background: rgba(232,165,66,.1);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.feature-list-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 2px;
  color: var(--text);
}
.feature-list-item p {
  font-size: .88rem;
  color: var(--text-light);
  margin: 0;
}
@media (max-width: 768px) {
  .intro-grid { grid-template-columns: 1fr; gap: 36px; }
  .section-title { font-size: 1.6rem; }
}

/* ===== Category Cards ===== */
.cat-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all .3s ease;
  height: 100%;
}
.cat-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.cat-card-img {
  height: 200px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}
.cat-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.cat-card:hover .cat-card-img img { transform: scale(1.06); }
.cat-card-body {
  padding: 28px;
}
.cat-card-body .cat-tag {
  display: inline-block;
  background: rgba(232,165,66,.1);
  color: var(--accent-dark);
  font-size: .78rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.cat-card-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.cat-card-body p {
  font-size: .9rem;
  color: var(--text-light);
  margin-bottom: 18px;
}
.cat-link {
  font-weight: 600;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
}
.cat-link:hover { color: var(--accent); gap: 10px; }

/* ===== News List ===== */
.news-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.news-list-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.news-item-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin-bottom: 16px;
  transition: all .3s ease;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.news-item-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--accent);
}
.news-item-icon {
  width: 48px;
  height: 48px;
  background: rgba(27,42,74,.05);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.news-item-body { flex: 1; }
.news-item-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.4;
}
.news-item-body h3 a { color: var(--text); }
.news-item-body h3 a:hover { color: var(--accent); }
.news-item-body p {
  font-size: .9rem;
  color: var(--text-light);
  margin-bottom: 10px;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: .82rem;
  color: var(--text-lighter);
}
.news-meta .meta-cat {
  background: rgba(232,165,66,.1);
  color: var(--accent-dark);
  padding: 2px 10px;
  border-radius: 12px;
  font-weight: 600;
}
.empty-tip {
  text-align: center;
  padding: 40px;
  color: var(--text-light);
  font-size: 1rem;
  background: var(--bg);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
}
@media (max-width: 576px) {
  .news-item-card { flex-direction: column; padding: 20px; }
}

/* ===== Steps / Flow ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 40px;
}
.step-card {
  text-align: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  border: 1px solid var(--border);
  transition: all .3s ease;
  position: relative;
}
.step-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  border: 3px solid rgba(232,165,66,.4);
}
.step-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.step-card p {
  font-size: .87rem;
  color: var(--text-light);
  margin: 0;
}
@media (max-width: 991px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
  .steps-grid { grid-template-columns: 1fr; }
}

/* ===== Safety ===== */
.safety-section {
  background: var(--bg);
}
.safety-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.safety-item {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px;
  border-left: 4px solid var(--accent);
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}
.safety-item:hover { box-shadow: var(--shadow-md); }
.safety-item i {
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 14px;
}
.safety-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.safety-item p {
  font-size: .87rem;
  color: var(--text-light);
  margin: 0;
}
@media (max-width: 768px) {
  .safety-grid { grid-template-columns: 1fr; }
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 760px;
  margin: 0 auto;
}
.faq-accordion .accordion-item {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: none;
  background: var(--white);
}
.faq-accordion .accordion-button {
  padding: 18px 22px;
  font-weight: 600;
  font-size: .97rem;
  color: var(--text);
  background: var(--white);
}
.faq-accordion .accordion-button:not(.collapsed) {
  background: rgba(27,42,74,.03);
  color: var(--primary);
  box-shadow: none;
}
.faq-accordion .accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(27,42,74,.08);
  border-radius: var(--radius-md);
}
.faq-accordion .accordion-button::after {
  font-size: .8rem;
}
.faq-accordion .accordion-body {
  padding: 0 22px 18px;
  color: var(--text-light);
  font-size: .92rem;
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  padding: 90px 0;
  text-align: center;
  color: var(--white);
  position: relative;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(27,42,74,.82);
}
.cta-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  margin: 0 auto;
}
.cta-content h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
}
.cta-content p {
  font-size: 1rem;
  color: rgba(255,255,255,.85);
  margin-bottom: 28px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--primary);
  color: rgba(255,255,255,.7);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand i { color: var(--accent); }
.footer-desc {
  font-size: .88rem;
  line-height: 1.8;
  color: rgba(255,255,255,.6);
}
.footer-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}
.footer-links li {
  margin-bottom: 8px;
}
.footer-links a {
  color: rgba(255,255,255,.6);
  font-size: .88rem;
  transition: all .25s ease;
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  text-align: center;
  font-size: .82rem;
  color: rgba(255,255,255,.45);
}
.footer-bottom a {
  color: rgba(255,255,255,.6);
}
@media (max-width: 991px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 576px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ===== Page Banner (inner pages) ===== */
.page-banner {
  background: var(--primary);
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  padding: 70px 0 60px;
  color: var(--white);
  position: relative;
}
.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(27,42,74,.85);
}
.page-banner-inner {
  position: relative;
  z-index: 2;
}
.page-banner .breadcrumb {
  background: transparent;
  padding: 0;
  margin-bottom: 14px;
  font-size: .85rem;
}
.page-banner .breadcrumb a {
  color: rgba(255,255,255,.7);
}
.page-banner .breadcrumb a:hover { color: var(--accent); }
.page-banner .breadcrumb-item.active {
  color: var(--accent);
}
.page-banner h1 {
  font-size: 2.2rem;
  font-weight: 800;
}
.page-banner p {
  font-size: 1rem;
  color: rgba(255,255,255,.75);
  max-width: 560px;
}

/* ===== Article Page ===== */
.article-wrap {
  max-width: 860px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 48px;
  margin-top: -40px;
  position: relative;
  border: 1px solid var(--border);
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: .88rem;
  color: var(--text-light);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}
.article-meta i { margin-right: 4px; color: var(--accent); }
.article-body {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text);
}
.article-body h2, .article-body h3 {
  margin-top: 28px;
  margin-bottom: 12px;
  font-weight: 700;
  color: var(--primary);
}
.article-body h2 { font-size: 1.5rem; }
.article-body h3 { font-size: 1.2rem; }
.article-body p {
  margin-bottom: 18px;
}
.article-body img {
  border-radius: var(--radius-md);
  margin: 24px 0;
}
.article-missing {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-light);
}
.article-missing i {
  font-size: 3rem;
  color: var(--border);
  margin-bottom: 16px;
}
@media (max-width: 768px) {
  .article-wrap { padding: 28px 22px; }
}

/* ===== Category Content ===== */
.category-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.category-intro-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.category-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.category-tag {
  display: inline-block;
  background: rgba(27,42,74,.05);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: .83rem;
  color: var(--text);
}
.category-tag:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.content-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}
.content-card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all .3s ease;
}
.content-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.content-card-img {
  height: 180px;
  overflow: hidden;
}
.content-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.content-card:hover .content-card-img img { transform: scale(1.05); }
.content-card-body {
  padding: 22px;
}
.content-card-body h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.content-card-body h3 a { color: var(--text); }
.content-card-body h3 a:hover { color: var(--accent); }
.content-card-body p {
  font-size: .86rem;
  color: var(--text-light);
  margin-bottom: 14px;
}
.content-card-body .more-link {
  font-size: .85rem;
  font-weight: 600;
  color: var(--accent);
}
@media (max-width: 991px) {
  .content-row { grid-template-columns: repeat(2, 1fr); }
  .category-intro-grid { grid-template-columns: 1fr; }
}
@media (max-width: 576px) {
  .content-row { grid-template-columns: 1fr; }
}

/* ===== Buttons ===== */
.btn-primary-custom {
  background: var(--primary);
  border: none;
  border-radius: 30px;
  padding: 10px 28px;
  font-weight: 600;
  color: var(--white);
  transition: all .3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary-custom:hover {
  background: var(--accent);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline-custom {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  border-radius: 30px;
  padding: 9px 26px;
  font-weight: 600;
  transition: all .3s ease;
}
.btn-outline-custom:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}
.btn:focus {
  outline: 2px solid rgba(232,165,66,.5);
  outline-offset: 2px;
}

/* ===== Utilities ===== */
.text-accent { color: var(--accent) !important; }
.bg-white { background: var(--white); }
.bg-light-custom { background: var(--bg); }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 12px; }
.mt-2 { margin-top: 24px; }
.mt-3 { margin-top: 48px; }
.mb-1 { margin-bottom: 12px; }
.mb-2 { margin-bottom: 24px; }
.mb-3 { margin-bottom: 48px; }

/* ===== Focus visibility ===== */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* roulang page: category1 */
:root {
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --accent: #7c3aed;
  --accent-light: #ede9fe;
  --bg-light: #f8fafc;
  --bg-soft: #f1f5f9;
  --surface: #ffffff;
  --text-main: #1e293b;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(30, 41, 59, 0.06);
  --shadow-md: 0 8px 28px rgba(30, 41, 59, 0.08);
  --shadow-lg: 0 20px 48px rgba(30, 41, 59, 0.14);
  --transition: all 0.25s ease;
  --font-sans: "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg-light);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.container {
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
}

.badge-custom {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-header .badge-custom {
  margin-bottom: 14px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.4vw, 2.4rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 14px;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.section-header p {
  color: var(--text-weak);
  font-size: 1.05rem;
  margin-bottom: 0;
}

.btn-modern {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 50px;
  font-weight: 600;
  padding: 12px 28px;
  border: none;
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
  transition: var(--transition);
}

.btn-modern:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}

.btn-outline-modern {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 50px;
  font-weight: 600;
  padding: 12px 28px;
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--text-main);
  transition: var(--transition);
}

.btn-outline-modern:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1050;
}

.site-header .navbar {
  min-height: 72px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.logo-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.01em;
  border-radius: 10px;
}

.logo-brand i {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  border-radius: 12px;
  font-size: 1rem;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.24);
}

.logo-brand:hover {
  color: var(--text-main);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-item-el {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 50px;
  color: var(--text-weak);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
}

.nav-item-el:hover {
  color: var(--primary);
  background: var(--bg-soft);
}

.nav-item-el.active {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 600;
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border-radius: 50px;
  padding: 8px 20px;
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.24);
  transition: var(--transition);
  margin-left: 8px;
}

.nav-cta-btn:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.34);
}

.navbar-toggler {
  border: none;
  color: var(--text-main);
  font-size: 1.4rem;
  padding: 6px 12px;
  outline: none;
}

.navbar-toggler:focus {
  box-shadow: none;
}

.page-hero {
  position: relative;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  padding: 100px 0 110px;
  color: #fff;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(15, 23, 42, 0.88) 30%, rgba(37, 99, 235, 0.65) 100%);
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.8);
}

.hero-breadcrumb a {
  color: rgba(255, 255, 255, 0.9);
}

.hero-breadcrumb a:hover {
  color: #fff;
}

.hero-breadcrumb .sep {
  opacity: 0.5;
}

.page-hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.1rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.page-hero .hero-lead {
  font-size: 1.15rem;
  max-width: 620px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-actions .btn-modern {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
}

.hero-actions .btn-modern:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
}

.hero-actions .btn-outline-modern {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
  background: transparent;
}

.hero-actions .btn-outline-modern:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 52px;
  flex-wrap: wrap;
}

.hero-stats .stat-item {
  border-left: 3px solid rgba(255, 255, 255, 0.7);
  padding-left: 16px;
}

.hero-stats .stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.2;
}

.hero-stats .stat-label {
  font-size: 0.85rem;
  opacity: 0.75;
}

.section-padding {
  padding: 90px 0;
}

.section-alt {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* 指南概述 */
.guide-overview {
  background: var(--surface);
  padding: 90px 0;
}

.overview-block {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  height: 100%;
  transition: var(--transition);
}

.overview-block:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.overview-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 14px;
  font-size: 1.3rem;
  margin-bottom: 20px;
}

.overview-block h5 {
  font-weight: 700;
  margin-bottom: 12px;
  font-size: 1.15rem;
}

.overview-block p {
  color: var(--text-weak);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.overview-img {
  border-radius: var(--radius-lg);
  object-fit: cover;
  width: 100%;
  min-height: 320px;
  box-shadow: var(--shadow-md);
}

/* 进入步骤 */
.enter-steps {
  background: var(--bg-light);
  padding: 90px 0;
}

.step-card {
  text-align: center;
  padding: 42px 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  height: 100%;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.step-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
  border-color: var(--primary-light);
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 1.5rem;
  font-weight: 800;
  border-radius: 20px;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.22);
}

.step-card h5 {
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.step-card p {
  color: var(--text-weak);
  font-size: 0.93rem;
  margin-bottom: 0;
}

.step-connect {
  position: absolute;
  right: -20px;
  top: 60px;
  color: var(--primary-light);
  font-size: 1.4rem;
  z-index: 2;
}

@media (max-width: 991px) {
  .step-connect {
    display: none;
  }
}

/* 入口类型卡片 */
.entry-types {
  background: var(--surface);
  padding: 90px 0;
}

.entry-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  transition: var(--transition);
}

.entry-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.entry-cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.entry-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.entry-card:hover .entry-cover img {
  transform: scale(1.04);
}

.entry-cover .cover-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary-dark);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}

.entry-body {
  padding: 24px;
}

.entry-body h5 {
  font-weight: 700;
  font-size: 1.12rem;
  margin-bottom: 10px;
}

.entry-body p {
  color: var(--text-weak);
  font-size: 0.93rem;
  margin-bottom: 18px;
}

.entry-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.84rem;
  color: var(--text-weak);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.entry-meta i {
  color: var(--primary);
}

/* 安全提示 */
.safety-section {
  background: linear-gradient(140deg, #0f172a 20%, #1e3a5f 100%);
  padding: 90px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.safety-section::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 320px;
  height: 320px;
  background: rgba(37, 99, 235, 0.2);
  border-radius: 50%;
  filter: blur(60px);
}

.safety-section .section-header h2 {
  color: #fff;
}

.safety-section .section-header p {
  color: rgba(255, 255, 255, 0.75);
}

.safety-section .badge-custom {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.safety-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 30px;
  height: 100%;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.safety-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
}

.safety-card i {
  font-size: 1.6rem;
  color: #93c5fd;
  margin-bottom: 14px;
}

.safety-card h6 {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 8px;
  color: #fff;
}

.safety-card p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* FAQ */
.faq-section {
  background: var(--bg-light);
  padding: 90px 0;
}

.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
  overflow: hidden;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 26px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  transition: var(--transition);
}

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

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--primary);
  font-weight: 300;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

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

.faq-item[open] summary {
  color: var(--primary-dark);
  background: var(--primary-light);
}

.faq-item .faq-content {
  padding: 0 26px 20px;
  color: var(--text-weak);
  font-size: 0.96rem;
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* CTA */
.cta-section {
  background: var(--surface);
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.cta-box {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-lg);
  padding: 52px;
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.cta-box::before {
  content: "";
  position: absolute;
  left: -50px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.cta-box h2 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 14px;
}

.cta-box p {
  font-size: 1.05rem;
  opacity: 0.9;
  max-width: 560px;
  margin: 0 auto 30px;
}

.cta-box .btn-modern {
  background: #fff;
  color: var(--primary-dark);
}

.cta-box .btn-modern:hover {
  background: var(--primary-light);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: rgba(255, 255, 255, 0.72);
  padding: 70px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 28px;
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 575px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}

.footer-brand i {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  font-size: 1rem;
  color: #fff;
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 0;
  max-width: 300px;
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 14px;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom p {
  margin: 0;
}

/* Responsive */
@media (max-width: 991px) {
  .nav-links {
    width: 100%;
    padding-top: 14px;
    gap: 8px;
  }
  .nav-item-el {
    flex: 1;
    justify-content: center;
    text-align: center;
  }
  .nav-cta-btn {
    flex: 1;
    justify-content: center;
    margin-left: 0;
    margin-top: 4px;
  }
  .page-hero {
    padding: 70px 0 80px;
  }
  .section-padding,
  .guide-overview,
  .enter-steps,
  .entry-types,
  .safety-section,
  .faq-section,
  .cta-section {
    padding: 60px 0;
  }
  .hero-stats {
    gap: 24px;
  }
  .cta-box {
    padding: 36px 24px;
  }
}

@media (max-width: 767px) {
  .page-hero {
    padding: 50px 0 60px;
  }
  .hero-stats {
    flex-direction: row;
    gap: 20px;
  }
  .hero-stats .stat-num {
    font-size: 1.4rem;
  }
  .overview-block {
    padding: 24px;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn-modern,
  .hero-actions .btn-outline-modern {
    width: 100%;
    justify-content: center;
  }
  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }
  .page-hero h1 {
    font-size: 1.7rem;
  }
  .section-header {
    margin-bottom: 30px;
  }
  .btn-modern,
  .btn-outline-modern {
    width: 100%;
    justify-content: center;
  }
  .faq-item summary {
    padding: 16px 18px;
    font-size: 0.95rem;
  }
  .faq-item .faq-content {
    padding: 0 18px 16px;
  }
  .section-padding,
  .guide-overview,
  .enter-steps,
  .entry-types,
  .safety-section,
  .faq-section,
  .cta-section {
    padding: 44px 0;
  }
}

/* roulang page: category2 */
:root {
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #eff6ff;
  --accent: #f59e0b;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --radius-lg: 1.25rem;
  --radius-md: 0.875rem;
  --radius-sm: 0.5rem;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,.08);
  --shadow-lg: 0 20px 50px rgba(0,0,0,.12);
  --transition: all .25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg-light);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
button { border: none; background: none; font: inherit; }

.container { max-width: 1200px; padding-left: 20px; padding-right: 20px; }

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226,232,240,.7);
  box-shadow: 0 1px 12px rgba(0,0,0,.04);
}
.site-header .navbar { padding: 0; min-height: 72px; }
.logo-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.18rem;
  color: var(--text-main);
  letter-spacing: -.01em;
  flex-shrink: 0;
}
.logo-brand:hover { color: var(--primary); }
.logo-brand i {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 12px;
  font-size: 1rem;
  box-shadow: 0 4px 12px rgba(37,99,235,.25);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.nav-links .nav-item-el {
  padding: 8px 16px;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text-muted);
}
.nav-links .nav-item-el:hover { color: var(--primary); background: var(--primary-light); }
.nav-links .nav-item-el.active { color: var(--primary); background: var(--primary-light); font-weight: 600; }
.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff !important;
  font-weight: 600;
  font-size: .93rem;
  box-shadow: 0 4px 14px rgba(37,99,235,.3);
  margin-left: 10px;
}
.nav-cta-btn:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(37,99,235,.35); }
.navbar-toggler { border: none; padding: 8px 10px; border-radius: 10px; color: var(--text-main); }
.navbar-toggler:hover, .navbar-toggler:focus { background: var(--primary-light); box-shadow: none; outline: none; }
.navbar-toggler i { font-size: 1.2rem; }

/* ===== Hero ===== */
.page-hero {
  position: relative;
  padding: 88px 0 96px;
  background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 50%, #f1f5f9 100%);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: .18;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--border-color);
  padding: 7px 18px;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
  margin-bottom: 22px;
}
.page-hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.25;
  max-width: 720px;
  color: var(--text-main);
  letter-spacing: -.02em;
}
.page-hero .hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 620px;
  margin-top: 16px;
  line-height: 1.8;
}
.page-hero .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 32px;
}
.hero-stats .stat-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border-radius: 12px;
  padding: 10px 18px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  font-size: .9rem;
  color: var(--text-muted);
}
.hero-stats .stat-chip i { color: var(--primary); }

/* ===== 步骤流程 ===== */
.section-block { padding: 88px 0; }
.section-block.alt { background: var(--bg-white); }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--primary);
  background: var(--primary-light);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; letter-spacing: -.02em; margin-bottom: 12px; }
.section-desc { color: var(--text-muted); font-size: 1rem; max-width: 680px; margin-bottom: 40px; }
.step-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  text-align: center;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #bfdbfe; }
.step-num {
  position: absolute;
  top: 20px;
  left: 20px;
  font-size: .85rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 12px;
  border-radius: 999px;
}
.step-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border-radius: 18px;
}
.step-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.step-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.7; }

/* ===== 常见问题卡片 ===== */
.issue-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.issue-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}
.issue-card:hover { box-shadow: var(--shadow-md); border-color: #bfdbfe; transform: translateY(-3px); }
.issue-card .issue-head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.issue-card .issue-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  background: var(--primary-light);
  color: var(--primary);
  flex-shrink: 0;
}
.issue-card h3 { font-size: 1.08rem; font-weight: 700; margin: 0; }
.issue-card p, .issue-card ul { font-size: .92rem; color: var(--text-muted); line-height: 1.8; }
.issue-card ul { list-style: none; margin-top: 8px; }
.issue-card ul li { position: relative; padding-left: 20px; margin-bottom: 6px; }
.issue-card ul li::before { content: "→"; position: absolute; left: 0; color: var(--primary); font-weight: 700; }

/* ===== 安全提示 ===== */
.safety-section {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: #fff;
  padding: 88px 0;
  position: relative;
  overflow: hidden;
}
.safety-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: .1;
}
.safety-section .container { position: relative; z-index: 2; }
.safety-section .section-label { background: rgba(255,255,255,.12); color: #93c5fd; }
.safety-section .section-title { color: #fff; }
.safety-section .section-desc { color: #94a3b8; }
.safety-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.safety-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.safety-card:hover { background: rgba(255,255,255,.09); border-color: rgba(147,197,253,.4); transform: translateY(-4px); }
.safety-card i { font-size: 1.6rem; color: #60a5fa; margin-bottom: 16px; }
.safety-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; color: #fff; }
.safety-card p { font-size: .9rem; color: #94a3b8; line-height: 1.75; }

/* ===== 图文区块 ===== */
.info-split { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.info-split .info-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}
.info-split .info-media img { width: 100%; height: 100%; object-fit: cover; }
.info-content .info-badge {
  display: inline-block;
  background: #fef3c7;
  color: #92400e;
  font-size: .82rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.info-content h2 { font-size: 1.7rem; font-weight: 800; margin-bottom: 16px; letter-spacing: -.02em; }
.info-content p { color: var(--text-muted); margin-bottom: 18px; line-height: 1.85; }
.info-points { margin-top: 20px; }
.info-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  color: var(--text-main);
  font-weight: 500;
  font-size: .95rem;
  border-bottom: 1px dashed var(--border-color);
}
.info-points li:last-child { border-bottom: none; }
.info-points li i { color: #10b981; width: 20px; text-align: center; }

/* ===== FAQ ===== */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: #bfdbfe; box-shadow: var(--shadow-sm); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 26px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
  background: transparent;
}
.faq-q:focus { outline: 2px solid var(--primary); outline-offset: -2px; border-radius: var(--radius-md); }
.faq-q i { color: var(--primary); font-size: 1rem; transition: transform .3s ease; flex-shrink: 0; }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a p { padding: 0 26px 22px; color: var(--text-muted); font-size: .94rem; line-height: 1.85; }

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  margin: 0 auto;
}
.cta-section .cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  max-width: 640px;
  margin: 0 auto;
  padding: 20px;
}
.cta-section::before {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,.08);
  border-radius: 50%;
  top: -120px;
  right: -80px;
}
.cta-section::after {
  content: "";
  position: absolute;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,.06);
  border-radius: 50%;
  bottom: -80px;
  left: -60px;
}
.cta-inner h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 800; margin-bottom: 14px; }
.cta-inner p { color: rgba(255,255,255,.85); margin-bottom: 30px; font-size: 1.02rem; }
.cta-inner .cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  padding: 14px 36px;
  border-radius: 999px;
  font-size: 1.02rem;
  box-shadow: 0 8px 30px rgba(0,0,0,.18);
  transition: var(--transition);
}
.cta-inner .cta-btn:hover { transform: translateY(-3px); box-shadow: 0 14px 40px rgba(0,0,0,.25); background: #f0f4ff; }

/* ===== 页脚 ===== */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 70px 0 0;
  margin-top: 88px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.14rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer-brand i {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 10px;
  color: #fff;
  font-size: .95rem;
}
.footer-desc { font-size: .89rem; line-height: 1.8; color: #94a3b8; max-width: 300px; }
.footer-title { color: #fff; font-size: .98rem; font-weight: 700; margin-bottom: 18px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: #94a3b8; font-size: .9rem; display: inline-flex; align-items: center; gap: 6px; }
.footer-links a:hover { color: #60a5fa; padding-left: 3px; }
.footer-links a::before { content: "›"; color: #475569; }
.footer-bottom {
  padding: 26px 0;
  text-align: center;
  font-size: .84rem;
  color: #64748b;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .step-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .safety-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .site-header .navbar { min-height: 64px; }
  .nav-links { width: 100%; margin: 12px 0; flex-direction: row; flex-wrap: wrap; gap: 8px; }
  .nav-links .nav-item-el { padding: 6px 14px; font-size: .88rem; }
  .nav-cta-btn { margin-left: 0; padding: 8px 18px; font-size: .88rem; }
  .page-hero { padding: 64px 0 72px; }
  .section-block { padding: 64px 0; }
  .issue-grid { grid-template-columns: 1fr; }
  .info-split { grid-template-columns: 1fr; gap: 28px; }
  .safety-grid { grid-template-columns: 1fr; }
  .step-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-stats .stat-chip { padding: 8px 14px; font-size: .82rem; }
}
@media (max-width: 520px) {
  .step-grid { grid-template-columns: 1fr; }
  .nav-links { flex-direction: column; align-items: stretch; }
  .nav-links .nav-item-el, .nav-cta-btn { justify-content: center; text-align: center; }
  .page-hero h1 { font-size: 1.7rem; }
  .page-hero .hero-sub { font-size: .98rem; }
  .section-title { font-size: 1.45rem; }
  .faq-q { padding: 16px 18px; font-size: .96rem; }
  .faq-a p { padding: 0 18px 18px; }
  .cta-inner .cta-btn { width: 100%; justify-content: center; }
}

/* roulang page: article */
:root {
            --primary: #0a6e5c;
            --primary-dark: #074a3f;
            --primary-light: #e3f2ed;
            --accent: #f2b23f;
            --accent-dark: #d9971f;
            --dark-bg: #132a25;
            --body-bg: #f4f7f6;
            --card-bg: #ffffff;
            --text-main: #1d2a27;
            --text-weak: #687a75;
            --border: #dfe8e5;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 8px 30px rgba(18, 42, 36, 0.06);
            --shadow-hover: 0 16px 42px rgba(18, 42, 36, 0.12);
            --transition: all 0.3s ease;
        }

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

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
            background: var(--body-bg);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
        }

        .navbar {
            padding: 16px 0;
            display: flex;
            align-items: center;
        }

        .logo-brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 1.22rem;
            font-weight: 800;
            color: var(--dark-bg);
        }

        .logo-brand i {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: 12px;
            font-size: 1.05rem;
        }

        .logo-brand:hover {
            color: var(--primary);
        }

        .navbar-toggler {
            border: none;
            background: var(--primary-light);
            border-radius: 10px;
            padding: 8px 12px;
            color: var(--primary);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(10, 110, 92, 0.2);
        }

        .navbar-collapse {
            display: flex;
            justify-content: flex-end;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
            flex-wrap: wrap;
        }

        .nav-item-el {
            padding: 9px 18px;
            border-radius: 999px;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
        }

        .nav-item-el:hover,
        .nav-item-el:focus-visible {
            background: var(--primary-light);
            color: var(--primary);
            outline: none;
        }

        .nav-item-el.active {
            background: var(--primary);
            color: #fff;
        }

        .nav-cta-btn {
            margin-left: 10px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #1d2a27;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 999px;
            transition: var(--transition);
        }

        .nav-cta-btn:hover,
        .nav-cta-btn:focus-visible {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(242, 178, 63, 0.35);
            color: #0d0d0d;
            outline: none;
        }

        .page-banner {
            position: relative;
            min-height: 250px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            color: #fff;
        }

        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(10, 30, 26, 0.88), rgba(10, 80, 65, 0.55));
        }

        .banner-inner {
            position: relative;
            z-index: 2;
            padding: 56px 0;
        }

        .banner-chip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 500;
            backdrop-filter: blur(8px);
        }

        .banner-sub {
            margin-top: 12px;
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
        }

        .section-padding {
            padding: 80px 0;
        }

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

        .section-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin: 16px 0 12px;
            color: var(--dark-bg);
        }

        .section-desc {
            color: var(--text-weak);
            max-width: 640px;
            margin: 0 auto;
        }

        .section-head.light .section-title {
            color: #fff;
        }

        .section-head.light .section-desc {
            color: rgba(255, 255, 255, 0.75);
        }

        .section-head.light .section-tag {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

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

        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }

        .article-meta {
            margin-bottom: 16px;
        }

        .badge-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            padding: 5px 14px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
        }

        .article-date {
            color: var(--text-weak);
            font-size: 0.9rem;
        }

        .article-title {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--dark-bg);
            line-height: 1.35;
            margin-bottom: 24px;
        }

        .article-breadcrumb {
            margin-bottom: 18px;
        }

        .article-breadcrumb .breadcrumb {
            margin-bottom: 0;
        }

        .article-breadcrumb .breadcrumb-item {
            font-size: 0.88rem;
            color: var(--text-weak);
        }

        .article-breadcrumb .breadcrumb-item a {
            color: var(--primary);
            font-weight: 500;
        }

        .article-breadcrumb .breadcrumb-item a:hover {
            text-decoration: underline;
        }

        .article-content {
            font-size: 1rem;
            line-height: 1.9;
            color: #2b3a36;
        }

        .article-content > *:last-child {
            margin-bottom: 0;
        }

        .article-content h2,
        .article-content h3,
        .article-content h4 {
            color: var(--dark-bg);
            font-weight: 700;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }

        .article-content h2 {
            font-size: 1.6rem;
        }

        .article-content h3 {
            font-size: 1.3rem;
        }

        .article-content p {
            margin-bottom: 1.2rem;
        }

        .article-content ul,
        .article-content ol {
            padding-left: 1.4rem;
            margin-bottom: 1.2rem;
        }

        .article-content li {
            margin-bottom: 0.4rem;
        }

        .article-content a {
            color: var(--primary);
            font-weight: 600;
            border-bottom: 1px solid rgba(10, 110, 92, 0.3);
        }

        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: 1rem 1.4rem;
            border-radius: 12px;
            margin: 1.5rem 0;
        }

        .article-content img {
            border-radius: 12px;
            margin: 1.5rem 0;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }

        .article-content th,
        .article-content td {
            padding: 12px 14px;
            border: 1px solid var(--border);
            text-align: left;
        }

        .article-content th {
            background: var(--primary-light);
            font-weight: 700;
        }

        .article-content code {
            background: #f0f4f3;
            border-radius: 6px;
            padding: 2px 8px;
            color: var(--primary-dark);
        }

        .article-content pre {
            background: var(--dark-bg);
            color: #e8f5f1;
            border-radius: 12px;
            padding: 18px;
            overflow-x: auto;
            margin: 1.4rem 0;
        }

        .article-content pre code {
            background: none;
            color: inherit;
        }

        .tag-mini {
            background: #f0f4f3;
            color: #485a54;
            border-radius: 8px;
            padding: 5px 14px;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .tag-mini:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .not-found-icon {
            font-size: 3rem;
            color: var(--accent);
            margin-bottom: 1rem;
        }

        .not-found-title {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--dark-bg);
            margin-bottom: 0.75rem;
        }

        .not-found-desc {
            color: var(--text-weak);
            margin-bottom: 1.5rem;
        }

        .article-sidebar .sidebar-widget {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: var(--shadow);
        }

        .widget-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark-bg);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
        }

        .widget-title i {
            color: var(--primary);
        }

        .side-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .side-link-list li {
            margin-bottom: 8px;
        }

        .side-link-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            background: #f7faf9;
            border-radius: 10px;
            color: var(--text-main);
            font-weight: 500;
            transition: var(--transition);
        }

        .side-link-list a i {
            font-size: 0.8rem;
            color: var(--primary);
            transition: var(--transition);
        }

        .side-link-list a:hover {
            background: var(--primary-light);
            color: var(--primary);
            transform: translateX(4px);
        }

        .side-tip-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .side-tip-list li {
            display: flex;
            gap: 10px;
            margin-bottom: 14px;
            font-size: 0.9rem;
            color: var(--text-weak);
        }

        .side-tip-list li i {
            color: var(--accent);
            margin-top: 4px;
        }

        .sidebar-promo {
            position: relative;
            border: none !important;
            overflow: hidden;
            background-size: cover;
            background-position: center;
            min-height: 190px;
            box-shadow: none !important;
        }

        .promo-mask {
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(7, 74, 63, 0.9), rgba(10, 110, 92, 0.55));
        }

        .promo-content {
            position: relative;
            z-index: 2;
            color: #fff;
        }

        .promo-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .promo-content p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 14px;
        }

        .btn-light-sm {
            display: inline-block;
            background: #fff;
            color: var(--primary-dark);
            font-weight: 600;
            padding: 8px 18px;
            border-radius: 999px;
            transition: var(--transition);
            border: none;
        }

        .btn-light-sm:hover {
            background: var(--accent);
            color: #1d2a27;
        }

        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 600;
            padding: 12px 26px;
            border-radius: 999px;
            border: none;
            transition: var(--transition);
        }

        .btn-main:hover,
        .btn-main:focus-visible {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(10, 110, 92, 0.3);
            color: #fff;
            outline: none;
        }

        .btn-outline-main {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
            border: 2px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            padding: 9px 20px;
            border-radius: 999px;
            transition: var(--transition);
        }

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

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            padding: 11px 24px;
            border-radius: 999px;
            transition: var(--transition);
        }

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

        .related-section {
            background: #fff;
        }

        .guide-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .guide-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .guide-card-body {
            padding: 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .guide-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 12px;
        }

        .guide-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--dark-bg);
            margin-bottom: 10px;
        }

        .guide-card p {
            color: var(--text-weak);
            font-size: 0.95rem;
            flex: 1;
            margin-bottom: 16px;
        }

        .section-padding-dark {
            background: var(--dark-bg);
            color: #fff;
            padding: 80px 0;
        }

        .safety-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius);
            padding: 28px 22px;
            text-align: center;
            height: 100%;
            transition: var(--transition);
        }

        .safety-card:hover {
            transform: translateY(-6px);
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
        }

        .safety-card i {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 14px;
            display: inline-block;
        }

        .safety-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .safety-card p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.92rem;
            margin-bottom: 0;
        }

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

        .custom-accordion {
            border-radius: var(--radius);
            overflow: hidden;
        }

        .custom-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            margin-bottom: 16px;
            background: var(--card-bg);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .custom-accordion .accordion-button {
            background: var(--card-bg);
            color: var(--dark-bg);
            font-weight: 700;
            font-size: 1.02rem;
            padding: 20px 24px;
            box-shadow: none;
            border: none;
            border-radius: var(--radius) !important;
        }

        .custom-accordion .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary-dark);
        }

        .custom-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(10, 110, 92, 0.2);
        }

        .custom-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230a6e5c'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
            transition: transform 0.3s ease;
        }

        .custom-accordion .accordion-body {
            padding: 8px 24px 24px;
            color: var(--text-weak);
            font-size: 0.95rem;
        }

        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            right: -60px;
            top: -60px;
            width: 280px;
            height: 280px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            left: -80px;
            bottom: -80px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 20px;
            background: var(--accent);
            color: #1d2a27;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
        }

        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            font-size: 1.05rem;
        }

        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .site-footer {
            background: #0d1f1a;
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand i {
            color: var(--accent);
        }

        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.8;
            max-width: 340px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            padding-top: 24px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 991.98px) {
            .section-padding {
                padding: 60px 0;
            }

            .section-padding-dark {
                padding: 60px 0;
            }

            .article-card {
                padding: 28px;
            }

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

            .navbar-collapse {
                background: #fff;
                border-radius: 16px;
                padding: 16px;
                margin-top: 14px;
                box-shadow: var(--shadow);
                border: 1px solid var(--border);
            }

            .nav-links {
                flex-direction: column;
                align-items: stretch;
                width: 100%;
            }

            .nav-item-el {
                text-align: left;
                padding: 12px 16px;
                border-radius: 12px;
            }

            .nav-cta-btn {
                margin: 10px 0 0;
                justify-content: center;
            }
        }

        @media (max-width: 767.98px) {
            .article-title {
                font-size: 1.5rem;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .cta-inner h2 {
                font-size: 1.5rem;
            }

            .page-banner {
                min-height: 200px;
            }

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

            .article-card {
                padding: 20px;
            }

            .cta-buttons {
                flex-direction: column;
            }

            .cta-buttons .btn-main,
            .cta-buttons .btn-outline-light {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 180px;
            }

            .banner-sub {
                font-size: 0.95rem;
            }

            .article-content {
                font-size: 0.96rem;
            }

            .guide-card img {
                height: 160px;
            }

            .safety-card {
                padding: 20px 16px;
            }

            .article-card {
                padding: 16px;
            }
        }