/* roulang page: index */
:root {
            --brand: #0DBF6E;
            --brand-dark: #089B58;
            --accent: #F56A2D;
            --night: #0B1210;
            --night2: #101A16;
            --paper: #F4F6F3;
            --card: #FFFFFF;
            --text: #17231D;
            --text-secondary: #5A675F;
            --text-muted: #8A948E;
            --border: #E3E7E1;
            --radius-card: 16px;
            --shadow-card: 0 8px 30px rgba(12, 28, 18, 0.06);
            --shadow-card-hover: 0 12px 40px rgba(12, 28, 18, 0.12);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--paper);
            color: var(--text);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        .container-site {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .container-site {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }

        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        .line-clamp-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--brand);
            color: #fff;
            padding: 14px 28px;
            border-radius: 12px;
            font-weight: 700;
            font-size: 15px;
            transition: all .25s ease;
            box-shadow: 0 4px 14px rgba(13, 191, 110, 0.2);
        }

        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(13, 191, 110, 0.3);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1.5px solid var(--brand);
            color: var(--brand);
            padding: 14px 28px;
            border-radius: 12px;
            font-weight: 700;
            font-size: 15px;
            transition: all .25s ease;
        }

        .btn-outline:hover {
            background: rgba(13, 191, 110, 0.1);
            transform: translateY(-1px);
        }

        .btn-outline:active {
            transform: scale(0.98);
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            padding: 16px 40px;
            border-radius: 14px;
            font-weight: 800;
            font-size: 16px;
            transition: all .25s ease;
            box-shadow: 0 8px 24px rgba(245, 106, 45, 0.25);
        }

        .btn-accent:hover {
            background: #E05218;
            transform: translateY(-1px);
            box-shadow: 0 12px 32px rgba(245, 106, 45, 0.32);
        }

        .btn-accent:active {
            transform: scale(0.98);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
            border-radius: 6px;
        }

        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid rgba(0, 0, 0, 0.05);
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
        }

        .card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
        }

        .tab-nav {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.75);
            transition: all .2s ease;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .tab-nav:hover {
            color: #fff;
            box-shadow: inset 0 0 0 1.5px rgba(13, 191, 110, 0.45);
        }

        .tab-nav.active {
            background: var(--brand);
            color: var(--night);
        }

        .list-number {
            font-size: 56px;
            font-weight: 800;
            line-height: 1;
            color: var(--brand);
            font-family: "DIN Alternate", "Arial Black", sans-serif;
            letter-spacing: -0.03em;
            transition: color .25s ease;
        }

        .group:hover .list-number {
            color: var(--accent);
        }

        .portrait-card {
            aspect-ratio: 9 / 16;
            border-radius: 24px;
            overflow: hidden;
            position: relative;
            background-size: cover;
            background-position: center;
        }

        .status-bar {
            position: relative;
            overflow: hidden;
        }

        .status-bar::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            height: 3px;
            width: 0;
            background: var(--brand);
            transition: width .35s ease;
        }

        .group:hover .status-bar::after {
            width: 100%;
        }

        .img-zoom {
            transition: transform .5s ease;
        }

        .group:hover .img-zoom {
            transform: scale(1.04);
        }

        .hero-bg {
            background-color: var(--night);
            background-image: linear-gradient(135deg, rgba(11, 18, 16, 0.94) 0%, rgba(16, 26, 22, 0.88) 60%, rgba(11, 18, 16, 0.92) 100%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }

        .cta-bg {
            background-color: var(--night);
            background-image: linear-gradient(120deg, rgba(11, 18, 16, 0.92) 0%, rgba(16, 26, 22, 0.85) 100%), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
        }

        .hero-scroll-line {
            background: linear-gradient(90deg, transparent, rgba(13, 191, 110, 0.6), rgba(245, 106, 45, 0.5), transparent);
            height: 1px;
            position: relative;
        }

        .faq details {
            border: 1px solid var(--border);
            border-radius: 14px;
            background: #fff;
            transition: box-shadow .25s;
        }

        .faq details:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .faq summary {
            list-style: none;
            cursor: pointer;
            padding: 20px 24px;
            font-weight: 700;
            font-size: 16px;
            position: relative;
            padding-right: 48px;
        }

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

        .faq summary::after {
            content: '+';
            position: absolute;
            right: 22px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 22px;
            font-weight: 400;
            color: var(--brand);
            transition: transform .25s;
        }

        .faq details[open] summary::after {
            transform: translateY(-50%) rotate(45deg);
        }

        .faq .faq-body {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            line-height: 2;
            font-size: 15px;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: color .2s;
        }

        .footer-link:hover {
            color: var(--brand);
        }

        @media (max-width: 1024px) {
            .list-number {
                font-size: 44px;
            }
            .hero-bg {
                background-attachment: scroll;
            }
        }

        @media (max-width: 768px) {
            .btn-primary,
            .btn-outline {
                padding: 12px 20px;
                font-size: 14px;
            }
            .btn-accent {
                padding: 14px 28px;
                font-size: 15px;
            }
            .list-number {
                font-size: 38px;
            }
        }

/* roulang page: category1 */
:root {
  --brand: #0DBF6E;
  --brand-dark: #089B58;
  --accent: #F56A2D;
  --accent-dark: #E05218;
  --night: #0B1210;
  --night-2: #101A16;
  --bg: #F4F6F3;
  --card: #FFFFFF;
  --line: #E3E7E1;
  --text: #17231D;
  --muted: #5A675F;
  --muted-2: #8A948E;
  --radius: 16px;
  --shadow: 0 8px 30px rgba(12,28,18,0.06);
  --shadow-lg: 0 12px 40px rgba(12,28,18,0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  margin: 0;
  padding-top: 106px;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button, input { font-family: inherit; }
.container-site {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.nav-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 8px 24px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nav-tabs::-webkit-scrollbar { display: none; }
.nav-tab {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.72);
  border: 1px solid transparent;
  transition: color .2s, border-color .2s, background .2s;
  white-space: nowrap;
}
.nav-tab:hover { color: #fff; border-color: rgba(13,191,110,0.4); background: rgba(13,191,110,0.08); }
.nav-tab.active { background: var(--brand); color: #0B1210; font-weight: 700; border-color: transparent; }
.btn-primary, .btn-outline, .btn-accent, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  border-radius: 12px;
  padding: 13px 26px;
  font-size: 15px;
  transition: transform .2s, background .2s, border-color .2s, color .2s, box-shadow .2s;
  cursor: pointer;
  border: none;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(13,191,110,0.28); }
.btn-outline { border: 1.5px solid var(--brand); color: var(--brand); background: transparent; }
.btn-outline:hover { background: rgba(13,191,110,0.08); transform: translateY(-1px); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(245,106,45,0.28); }
.btn-ghost { background: rgba(255,255,255,0.08); color: #fff; border: 1px solid rgba(255,255,255,0.12); }
.btn-ghost:hover { background: rgba(255,255,255,0.16); transform: translateY(-1px); }
.btn-primary:active, .btn-outline:active, .btn-accent:active, .btn-ghost:active { transform: scale(0.98); }
.btn-primary:focus-visible, .btn-outline:focus-visible, .btn-accent:focus-visible, .btn-ghost:focus-visible, .nav-tab:focus-visible, .footer-link:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}
.card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
  overflow: hidden;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.card:hover .card-media img { transform: scale(1.03); }
.tag-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: #EAF4EE;
  color: #089B58;
  font-weight: 600;
  font-size: 12px;
  padding: 4px 12px;
  line-height: 1.5;
}
.badge-hot {
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 12px;
  padding: 2px 9px;
  border-radius: 999px;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 12px rgba(245,106,45,0.3);
}
.badge-green {
  background: var(--brand);
  color: #fff;
  font-weight: 800;
  font-size: 12px;
  padding: 2px 9px;
  border-radius: 999px;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 12px rgba(13,191,110,0.25);
}
.section-title {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
}
.section-sub {
  color: var(--muted);
  font-size: 15px;
  max-width: 520px;
  margin-top: 6px;
}
.footer-link { color: rgba(255,255,255,0.55); transition: color .2s; }
.footer-link:hover { color: #fff; }
.faq-item {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(12,28,18,0.04);
  transition: box-shadow .2s;
}
.faq-item:hover { box-shadow: 0 8px 24px rgba(12,28,18,0.08); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 22px;
  font-weight: 700;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 400;
  color: var(--brand);
  transition: transform .2s;
  flex-shrink: 0;
}
.faq-item[open] summary { border-bottom: 1px solid var(--line); }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-body { padding: 18px 22px; line-height: 2; color: var(--muted); font-size: 15px; font-weight: 400; }
.hover-card { transition: transform .25s, box-shadow .25s; }
.hover-card:hover { transform: translateY(-3px); box-shadow: 0 14px 40px rgba(12,28,18,0.14); }
@media (max-width: 768px) {
  body { padding-top: 100px; }
  .container-site { padding: 0 16px; }
  .nav-tabs { padding: 8px 16px; }
  .section-title { font-size: 24px; }
}

/* roulang page: article */
:root {
            --brand: #0DBF6E;
            --brand-dark: #089B58;
            --accent: #F56A2D;
            --accent-dark: #E05218;
            --night: #0B1210;
            --night2: #101A16;
            --page: #F4F6F3;
            --white: #FFFFFF;
            --border: #E3E7E1;
            --main: #17231D;
            --sub: #5A675F;
            --muted: #8A948E;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--page);
            color: var(--main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            padding-top: 112px;
        }

        @media (max-width: 768px) {
            body {
                padding-top: 100px;
            }
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }

        .container-site {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }

        @media (max-width: 768px) {
            .container-site {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .nav-scroll {
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-scroll::-webkit-scrollbar {
            display: none;
        }

        .nav-pill {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.72);
            white-space: nowrap;
            transition: all .2s ease;
            min-height: 36px;
        }
        .nav-pill:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-pill.active {
            background: var(--brand);
            color: var(--night);
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(13, 191, 110, 0.28);
        }
        .nav-pill:focus-visible,
        .footer-link:focus-visible,
        .btn:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.5);
            transition: color .2s ease, padding-left .2s ease;
        }
        .footer-link:hover {
            color: #fff;
            padding-left: 4px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: 12px;
            transition: all .2s ease;
            border: 1px solid transparent;
            box-shadow: 0 4px 16px rgba(13, 191, 110, 0.25);
        }
        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--brand);
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: 12px;
            border: 1.5px solid var(--brand);
            transition: all .2s ease;
        }
        .btn-outline:hover {
            background: rgba(13, 191, 110, 0.08);
        }
        .btn-outline:active {
            transform: scale(0.98);
        }

        .category-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            background: #E7F5EC;
            color: var(--brand-dark);
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            line-height: 1.6;
        }

        .news-card {
            display: block;
            background: #fff;
            border-radius: 16px;
            border: 1px solid rgba(0, 0, 0, 0.04);
            padding: 16px;
            box-shadow: 0 2px 12px rgba(12, 28, 18, 0.04);
            transition: all .25s ease;
        }
        .news-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(12, 28, 18, 0.10);
            border-color: rgba(13, 191, 110, 0.15);
        }

        .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--main);
            word-break: break-word;
        }
        .article-body > * + * {
            margin-top: 24px;
        }
        .article-body p {
            margin: 0;
        }
        .article-body h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--main);
            border-left: 4px solid var(--brand);
            padding-left: 14px;
            margin-top: 36px;
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--main);
            margin-top: 28px;
            margin-bottom: 12px;
            line-height: 1.5;
        }
        .article-body h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--main);
            margin-top: 20px;
            margin-bottom: 10px;
        }
        .article-body img {
            border-radius: 12px;
            max-width: 100%;
            height: auto;
            margin: 8px 0;
        }
        .article-body blockquote {
            border-left: 4px solid var(--brand);
            background: #EAF1EC;
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            color: var(--sub);
            margin: 24px 0;
            font-style: normal;
        }
        .article-body blockquote p {
            margin: 0;
        }
        .article-body ul,
        .article-body ol {
            padding-left: 1.6em;
            margin: 0;
        }
        .article-body li {
            margin: 8px 0;
        }
        .article-body a {
            color: var(--brand-dark);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body a:hover {
            color: #066B3C;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .article-body th,
        .article-body td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
        }
        .article-body th {
            background: #EAF1EC;
            font-weight: 700;
        }
        .table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            margin: 24px 0;
        }
        .table-wrap table {
            min-width: 560px;
        }

        .article-info-card {
            background: #F2F5F1;
            border-radius: 12px;
            padding: 20px;
            border-left: 4px solid var(--brand);
            margin: 24px 0;
        }
        .article-info-card p {
            margin: 0;
        }

        .article-body iframe {
            border-radius: 12px;
            max-width: 100%;
        }

        .line-clamp-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .line-clamp-1 {
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        @media (max-width: 640px) {
            .article-body {
                font-size: 16px;
            }
            .article-body h2 {
                font-size: 20px;
            }
        }

        .details-faq summary {
            list-style: none;
            cursor: pointer;
        }
        .details-faq summary::-webkit-details-marker {
            display: none;
        }
        .details-faq[open] .faq-icon {
            transform: rotate(45deg);
        }
        .faq-icon {
            transition: transform .2s ease;
        }

/* roulang page: category2 */
:root {
            --brand: #0DBF6E;
            --brand-dark: #089B58;
            --accent: #F56A2D;
            --night: #0B1210;
            --ink: #17231D;
            --secondary: #5A675F;
            --faint: #8A948E;
            --mist: #F4F6F3;
            --line: #E3E7E1;
            --radius: 16px;
            --shadow: 0 8px 30px rgba(12, 28, 18, 0.06);
            --shadow-hover: 0 12px 40px rgba(12, 28, 18, 0.12);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            color: var(--ink);
            background: var(--mist);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        img,
        svg {
            display: block;
            max-width: 100%;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button,
        input {
            font-family: inherit;
        }
        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container-site {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========= 品牌 Logo ========= */
        .logo-mark {
            background: var(--brand);
            color: var(--night);
            box-shadow: 0 8px 24px rgba(13, 191, 110, 0.3);
            transition: transform 0.25s ease;
        }
        .group\/logo:hover .logo-mark {
            transform: scale(1.06) rotate(-4deg);
        }

        /* ========= 双层导航 ========= */
        .site-header {
            background: rgba(11, 18, 16, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 12px;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 40px;
            padding: 0 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.72);
            border: 1px solid transparent;
            white-space: nowrap;
            transition: all 0.2s ease;
            flex-shrink: 0;
        }
        .channel-link:hover {
            color: #fff;
            border-color: rgba(13, 191, 110, 0.45);
            background: rgba(13, 191, 110, 0.08);
        }
        .channel-link.active {
            background: var(--brand);
            color: var(--night);
            font-weight: 700;
        }
        .channel-link:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        /* ========= 通用按钮 ========= */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: 12px;
            transition: all 0.22s ease;
            box-shadow: 0 6px 20px rgba(13, 191, 110, 0.22);
        }
        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(13, 191, 110, 0.3);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: 12px;
            transition: all 0.22s ease;
            box-shadow: 0 6px 20px rgba(245, 106, 45, 0.22);
        }
        .btn-accent:hover {
            background: #E05218;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(245, 106, 45, 0.3);
        }
        .btn-accent:active {
            transform: scale(0.98);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: 1.5px solid rgba(255, 255, 255, 0.45);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: 12px;
            transition: all 0.22s ease;
        }
        .btn-outline-light:hover {
            border-color: var(--brand);
            background: rgba(13, 191, 110, 0.12);
            transform: translateY(-1px);
        }
        .btn-outline-light:active {
            transform: scale(0.98);
        }
        .btn-outline-light:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
        }

        /* ========= Hero ========= */
        .hero-banner {
            background:
                linear-gradient(135deg, rgba(11, 18, 16, 0.94) 0%, rgba(13, 28, 22, 0.86) 55%, rgba(13, 191, 110, 0.25) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* ========= 锚点胶囊 ========= */
        .anchor-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            min-height: 40px;
            padding: 0 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.82);
            border: 1px solid rgba(255, 255, 255, 0.18);
            background: rgba(255, 255, 255, 0.05);
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .anchor-pill:hover {
            background: var(--brand);
            color: var(--night);
            border-color: var(--brand);
        }
        .anchor-pill:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        /* ========= 板块标题 ========= */
        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand);
            background: rgba(13, 191, 110, 0.08);
            padding: 6px 14px;
            border-radius: 999px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--ink);
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 24px;
            }
        }

        /* ========= 训练计划大卡（21:9） ========= */
        .plan-card {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            aspect-ratio: 21 / 9;
            display: block;
            background: var(--night);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .plan-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .plan-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .plan-card:hover img {
            transform: scale(1.04);
        }
        .plan-card::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 18, 16, 0.92) 0%, rgba(11, 18, 16, 0.35) 50%, rgba(11, 18, 16, 0.1) 100%);
        }
        .plan-content {
            position: absolute;
            inset: 0;
            z-index: 2;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 28px 30px;
        }
        @media (max-width: 640px) {
            .plan-card {
                aspect-ratio: 16 / 12;
            }
            .plan-content {
                padding: 18px;
            }
        }

        /* ========= 数据统计条 ========= */
        .stats-band {
            background: #fff;
            border: 1px solid rgba(0, 0, 0, 0.04);
            border-radius: 20px;
            padding: 28px 32px;
            box-shadow: var(--shadow);
        }
        .stat-item {
            text-align: center;
            padding: 10px 8px;
        }
        .stat-item strong {
            font-size: 34px;
            font-weight: 800;
            color: var(--brand);
            display: block;
            line-height: 1.15;
            letter-spacing: -0.02em;
        }
        .stat-item span {
            font-size: 13px;
            color: var(--secondary);
            display: block;
            margin-top: 4px;
        }

        /* ========= 知识长文卡片 ========= */
        .know-card {
            background: #fff;
            border: 1px solid rgba(0, 0, 0, 0.04);
            border-radius: 18px;
            padding: 30px 28px;
            display: flex;
            gap: 24px;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
            box-shadow: var(--shadow);
        }
        .know-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(13, 191, 110, 0.28);
        }
        .know-num {
            font-size: 56px;
            font-weight: 800;
            line-height: 1;
            letter-spacing: -0.03em;
            color: rgba(13, 191, 110, 0.22);
            min-width: 64px;
            transition: color 0.3s ease;
            font-family: "DIN Alternate", "Bahnschrift", system-ui, sans-serif;
        }
        .know-card:hover .know-num {
            color: var(--accent);
        }
        .know-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .know-card p {
            font-size: 14px;
            color: var(--secondary);
            line-height: 1.9;
            margin-bottom: 14px;
        }
        .know-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 700;
            color: var(--brand);
            transition: color 0.2s ease, gap 0.2s ease;
        }
        .know-card:hover .know-more {
            color: var(--brand-dark);
            gap: 8px;
        }
        @media (max-width: 640px) {
            .know-card {
                flex-direction: column;
                gap: 14px;
                padding: 22px 20px;
            }
            .know-num {
                font-size: 42px;
                min-width: 0;
            }
        }

        /* ========= 恢复建议卡 ========= */
        .recovery-card {
            background: #fff;
            border-radius: 16px;
            padding: 22px 20px;
            border: 1px solid rgba(0, 0, 0, 0.04);
            box-shadow: var(--shadow);
            transition: all 0.25s ease;
        }
        .recovery-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .recovery-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: rgba(13, 191, 110, 0.1);
            color: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* ========= FAQ ========= */
        .faq-wrap {
            background: #fff;
            border: 1px solid rgba(0, 0, 0, 0.04);
            border-radius: 18px;
            box-shadow: var(--shadow);
            overflow: hidden;
        }
        .faq-item {
            border-bottom: 1px solid var(--line);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-item summary {
            padding: 22px 26px;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            transition: background 0.2s ease;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary:hover {
            background: rgba(13, 191, 110, 0.04);
        }
        .faq-item summary:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: -2px;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 24px;
            font-weight: 400;
            color: var(--brand);
            line-height: 1;
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            content: "−";
        }
        .faq-body {
            padding: 0 26px 22px;
            color: var(--secondary);
            font-size: 15px;
            line-height: 2;
        }

        /* ========= CTA 深色区 ========= */
        .cta-section {
            background:
                linear-gradient(120deg, rgba(11, 18, 16, 0.95), rgba(13, 28, 22, 0.88)),
                url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            border-radius: 24px;
            padding: 64px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        @media (max-width: 640px) {
            .cta-section {
                padding: 44px 20px;
            }
        }

        /* ========= Footer ========= */
        .footer-link {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--brand);
        }

        /* ========= 通用布局工具补充 ========= */
        .section-pad {
            padding-top: 88px;
            padding-bottom: 88px;
        }
        @media (max-width: 640px) {
            .section-pad {
                padding-top: 56px;
                padding-bottom: 56px;
            }
        }
        .bg-mist {
            background: var(--mist);
        }