/* roulang page: index */
:root {
    --primary: #0C6B6C;
    --primary-strong: #075451;
    --primary-light: #E4F2F0;
    --accent: #E8942A;
    --accent-deep: #D2700A;
    --accent-light: #FDF0DF;
    --bg: #F7F5F0;
    --card-bg: #FFFFFF;
    --text: #1F2933;
    --text-weak: #6B7A7A;
    --border: rgba(12,107,108,0.12);
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-sm: 999px;
    --shadow-card: 0 2px 12px rgba(12,107,108,0.06), 0 8px 28px rgba(12,107,108,0.04);
    --shadow-hover: 0 12px 32px rgba(12,107,108,0.12);
    --shadow-cta: 0 8px 24px rgba(232,148,42,0.30);
    --gradient-brand: linear-gradient(120deg, #0C6B6C 0%, #127A75 45%, #E8942A 130%);
    --transition: all 0.25s ease;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body { font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif; background: var(--bg); color: var(--text); line-height: 1.9; font-size: 16px; overflow-x: hidden; }
.container-xl { max-width: 1320px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: var(--primary); transition: var(--transition); }
a:hover { color: var(--primary-strong); }
img { max-width: 100%; height: auto; }
ul { list-style: none; padding: 0; margin: 0; }
.btn { border-radius: var(--radius-md); font-weight: 600; transition: var(--transition); }
.btn:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-strong); border-color: var(--primary-strong); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(12,107,108,0.25); }
.btn-cta { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: var(--shadow-cta); }
.btn-cta:hover { background: var(--accent-deep); border-color: var(--accent-deep); color: #fff; transform: translateY(-2px); }
.btn-outline-light { border: 1.5px solid rgba(255,255,255,0.8); color: #fff; background: transparent; }
.btn-outline-light:hover { background: rgba(255,255,255,0.12); color: #fff; border-color: #fff; }

/* header */
.site-header { background: rgba(255,255,255,0.95); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; height: 72px; transition: var(--transition); }
.site-header.scrolled { height: 64px; box-shadow: 0 4px 20px rgba(12,107,108,0.08); }
.main-nav { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-icon { width: 40px; height: 40px; border-radius: 12px; background: var(--gradient-brand); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 18px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-size: 20px; font-weight: 700; color: var(--primary); letter-spacing: 0.5px; }
.brand-sub { font-size: 11px; color: var(--accent); font-weight: 600; letter-spacing: 1px; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links > li > a { display: block; padding: 8px 16px; font-size: 15px; font-weight: 500; color: var(--text); border-radius: 8px; position: relative; }
.nav-links > li > a:hover { color: var(--primary); background: var(--primary-light); }
.nav-links > li > a.active { color: var(--primary); font-weight: 700; }
.nav-links > li > a.active::after { content: ''; position: absolute; left: 50%; bottom: 2px; transform: translateX(-50%); width: 8px; height: 4px; border-radius: 999px; background: var(--primary); }
.btn-nav-cta { background: var(--accent); color: #fff; border: none; border-radius: var(--radius-md); padding: 12px 24px; font-size: 15px; font-weight: 700; display: inline-flex; align-items: center; gap: 8px; box-shadow: var(--shadow-cta); transition: var(--transition); }
.btn-nav-cta:hover { background: var(--accent-deep); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(232,148,42,0.4); }
.navbar-toggler { border: none; background: var(--primary-light); border-radius: 8px; width: 44px; height: 44px; display: none; align-items: center; justify-content: center; }
.navbar-toggler i { color: var(--primary); font-size: 18px; }

/* hero */
.hero-section { height: 100vh; min-height: 640px; max-height: 900px; background: url('/assets/images/backpic/back-1.png') center center/cover no-repeat; position: relative; display: flex; align-items: center; }
.hero-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(12,107,108,0.92) 0%, rgba(12,107,108,0.70) 45%, rgba(232,148,42,0.35) 100%); }
.hero-content { position: relative; z-index: 2; max-width: 720px; padding: 40px 0; }
.hero-tag { display: inline-block; background: var(--accent); color: #fff; font-size: 14px; font-weight: 700; padding: 6px 16px; border-radius: 999px; margin-bottom: 20px; letter-spacing: 1px; }
.hero-title { font-size: clamp(28px, 4.2vw, 44px); font-weight: 700; line-height: 1.3; color: #fff; margin-bottom: 20px; }
.hero-subtitle { font-size: 16px; line-height: 1.8; color: rgba(255,255,255,0.9); margin-bottom: 32px; max-width: 600px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-actions .btn { width: 180px; height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-size: 16px; border-radius: 14px; }
.hero-stats { display: flex; gap: 32px; border-top: 1px solid rgba(255,255,255,0.3); padding-top: 32px; }
.stat-item { display: flex; align-items: center; gap: 12px; }
.stat-circle { width: 54px; height: 54px; border-radius: 50%; background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.3); display: flex; flex-direction: column; align-items: center; justify-content: center; line-height: 1.1; }
.stat-num { font-size: 22px; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }
.stat-label { font-size: 11px; color: rgba(255,255,255,0.85); }
.stat-text { font-size: 13px; color: rgba(255,255,255,0.9); font-weight: 500; }

/* section base */
.section-block { padding: 90px 0; }
.section-tag { display: inline-block; font-size: 13px; font-weight: 700; color: var(--accent); background: var(--accent-light); padding: 4px 14px; border-radius: 999px; margin-bottom: 12px; }
.section-title { font-size: clamp(24px, 3vw, 32px); font-weight: 700; line-height: 1.35; color: var(--text); margin-bottom: 12px; position: relative; padding-left: 16px; }
.section-title::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 6px; height: 24px; border-radius: 3px; background: var(--primary); }
.section-subtitle { font-size: 15px; color: var(--text-weak); margin-bottom: 40px; }
.section-header { margin-bottom: 48px; }

/* tier cards */
.tier-section { background: var(--bg); }
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.tier-card { background: var(--card-bg); border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 32px; position: relative; box-shadow: var(--shadow-card); transition: var(--transition); }
.tier-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: rgba(12,107,108,0.3); }
.tier-card.recommended { background: var(--primary-light); border: 2px solid var(--primary); transform: translateY(-8px); box-shadow: 0 16px 40px rgba(12,107,108,0.15); }
.tier-card.recommended:hover { transform: translateY(-10px); }
.tier-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; border-radius: 20px 20px 0 0; }
.tier-card:nth-child(1)::before { background: var(--primary); }
.tier-card:nth-child(2)::before { background: var(--accent); }
.tier-card:nth-child(3)::before { background: linear-gradient(90deg, var(--primary), var(--accent)); }
.tier-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 16px; border-radius: 999px; box-shadow: var(--shadow-cta); }
.tier-num { font-size: 48px; font-weight: 800; color: rgba(12,107,108,0.08); position: absolute; top: 20px; right: 20px; line-height: 1; }
.tier-name { font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.tier-scene { font-size: 13px; color: var(--text-weak); margin-bottom: 20px; }
.tier-stats { display: inline-flex; align-items: center; gap: 8px; background: var(--primary-light); border-radius: 999px; padding: 4px 14px; margin-bottom: 20px; }
.tier-stats .num { font-size: 18px; font-weight: 800; color: var(--accent); }
.tier-stats .label { font-size: 12px; color: var(--primary); }
.tier-list { margin-bottom: 24px; }
.tier-list li { display: flex; align-items: center; gap: 10px; font-size: 15px; padding: 6px 0; color: var(--text); }
.tier-list li i { color: var(--primary); width: 18px; text-align: center; font-size: 14px; }
.tier-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--primary); }
.tier-link:hover { gap: 12px; color: var(--accent-deep); }
.tier-note { background: var(--card-bg); border-radius: var(--radius-md); border: 1px dashed rgba(12,107,108,0.25); padding: 18px 28px; margin-top: 40px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 14px; color: var(--text); }
.tier-note a { font-weight: 700; display: inline-flex; align-items: center; gap: 4px; }

/* compare table */
.compare-section { background: var(--card-bg); }
.compare-grid { display: grid; grid-template-columns: 200px 1fr 1fr 1fr; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-card); }
.compare-col { padding: 28px 20px; border-right: 1px solid var(--border); }
.compare-col:last-child { border-right: none; }
.compare-col.hot { background: rgba(12,107,108,0.04); position: relative; }
.compare-col.hot::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--accent); }
.compare-head { text-align: center; padding: 8px 0 16px; }
.compare-head .tier-no { font-size: 14px; color: var(--text-weak); font-weight: 600; margin-bottom: 4px; }
.compare-head .tier-name { font-size: 22px; font-weight: 800; color: var(--primary); }
.compare-head .tier-price { font-size: 13px; color: var(--accent); font-weight: 600; }
.hot-badge { display: inline-block; background: var(--accent); color: #fff; font-size: 11px; font-weight: 700; padding: 2px 12px; border-radius: 999px; position: absolute; top: -10px; left: 50%; transform: translateX(-50%); white-space: nowrap; }
.compare-row { display: contents; }
.compare-cell { padding: 18px 20px; border-top: 1px solid var(--border); font-size: 14px; line-height: 1.7; color: var(--text); vertical-align: middle; }
.compare-label { font-weight: 600; color: var(--primary); background: var(--primary-light); }
.compare-cell .icon-yes { color: #2B7A4B; margin-right: 6px; font-size: 15px; }
.compare-cell .icon-no { color: #D2532C; margin-right: 6px; font-size: 15px; }
.compare-note { display: flex; justify-content: flex-end; font-size: 12px; color: var(--text-weak); margin-top: 16px; }
.compare-cta { text-align: center; margin-top: 32px; }
.compare-cta .btn { padding: 14px 32px; font-size: 15px; background: var(--primary); color: #fff; border-radius: var(--radius-md); border: none; }
.compare-cta .btn:hover { background: var(--primary-strong); }

/* limit banner */
.limit-section { background: transparent; }
.limit-inner { background: var(--gradient-brand); border-radius: 24px; padding: 56px; position: relative; overflow: hidden; text-align: center; color: #fff; }
.limit-inner::before { content: ''; position: absolute; right: -60px; top: -60px; width: 180px; height: 180px; border: 2px solid rgba(255,255,255,0.2); border-radius: 50%; }
.limit-inner::after { content: ''; position: absolute; left: 40px; bottom: 20px; width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,0.4); }
.limit-title { font-size: 28px; font-weight: 700; margin-bottom: 12px; }
.limit-desc { font-size: 15px; color: rgba(255,255,255,0.85); max-width: 560px; margin: 0 auto 36px; }
.countdown { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 40px; }
.countdown-item { display: flex; flex-direction: column; align-items: center; }
.countdown-num { width: 56px; height: 56px; background: #fff; color: var(--primary); font-size: 24px; font-weight: 800; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-variant-numeric: tabular-nums; box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.countdown-label { font-size: 12px; color: rgba(255,255,255,0.8); margin-top: 8px; }
.countdown-sep { font-size: 24px; font-weight: 800; color: var(--accent); margin-top: -20px; }
.limit-btn { background: #fff; color: var(--primary); border: none; padding: 16px 40px; font-size: 16px; font-weight: 700; border-radius: 14px; box-shadow: 0 0 0 8px rgba(255,255,255,0.15); transition: var(--transition); }
.limit-btn:hover { transform: scale(1.03); background: var(--accent-light); color: var(--primary-strong); }
.limit-tip { font-size: 12px; color: rgba(255,255,255,0.6); margin-top: 20px; }

/* contact */
.contact-section { background: var(--bg); }
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info-card { background: var(--primary-light); border-radius: var(--radius-lg); padding: 40px; position: relative; }
.contact-info-card h3 { font-size: 22px; font-weight: 700; color: var(--text); margin-bottom: 24px; }
.contact-points { margin-bottom: 32px; }
.contact-points li { display: flex; align-items: flex-start; gap: 14px; padding: 10px 0; font-size: 15px; color: var(--text); }
.contact-points li i { color: var(--primary); width: 20px; background: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; padding: 4px; }
.contact-stats { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 20px; }
.contact-stats .stat-item2 { background: #fff; border-radius: var(--radius-md); padding: 14px 20px; text-align: center; flex: 1; min-width: 100px; border: 1px solid rgba(12,107,108,0.15); }
.contact-stats .num { font-size: 24px; font-weight: 800; color: var(--accent); }
.contact-stats .label { font-size: 12px; color: var(--text-weak); margin-top: 4px; }
.qr-placeholder { position: absolute; right: 20px; bottom: 20px; width: 96px; height: 96px; background: #fff; border: 1px dashed rgba(12,107,108,0.3); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 12px; color: var(--text-weak); }
.contact-form-card { background: var(--card-bg); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-card); border-top: 4px solid var(--primary); }
.form-label { font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 8px; display: flex; align-items: center; gap: 4px; }
.form-label .req { color: var(--accent); }
.form-control { border: 1px solid rgba(12,107,108,0.15); border-radius: var(--radius-md); padding: 12px 16px; font-size: 14px; background: var(--bg); transition: var(--transition); }
.form-control:focus { background: #fff; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(12,107,108,0.1); }
textarea.form-control { min-height: 120px; resize: vertical; }
.form-check-input:checked { background-color: var(--primary); border-color: var(--primary); }
.form-check-label { font-size: 13px; color: var(--text-weak); }
.form-check-label a { color: var(--primary); font-weight: 600; }
.btn-submit { width: 100%; height: 52px; background: var(--accent); color: #fff; border: none; border-radius: var(--radius-md); font-size: 16px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; gap: 8px; transition: var(--transition); box-shadow: var(--shadow-cta); }
.btn-submit:hover { background: var(--accent-deep); color: #fff; transform: translateY(-2px); }
.qr-bottom { display: none; text-align: center; margin-top: 20px; }

/* news */
.news-section { background: var(--card-bg); }
.news-list { display: flex; flex-direction: column; gap: 24px; }
.news-card { display: flex; background: var(--bg); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); transition: var(--transition); }
.news-card:hover { box-shadow: var(--shadow-hover); border-color: rgba(12,107,108,0.25); }
.news-cover { width: 200px; flex-shrink: 0; position: relative; overflow: hidden; background: #E8F0ED; }
.news-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.news-card:hover .news-cover img { transform: scale(1.03); }
.news-cover .placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; font-size: 40px; color: rgba(12,107,108,0.3); }
.news-body { padding: 24px 28px; flex: 1; }
.news-cat { display: inline-block; background: var(--primary-light); color: var(--primary); font-size: 12px; font-weight: 600; padding: 3px 12px; border-radius: 999px; margin-bottom: 8px; }
.news-body h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.news-body h3 a { color: var(--text); }
.news-body h3 a:hover { color: var(--primary); }
.news-body p { font-size: 14px; color: var(--text-weak); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
.news-meta { display: flex; align-items: center; gap: 20px; font-size: 13px; color: var(--text-weak); }
.news-meta i { margin-right: 4px; }
.news-empty { border: 2px dashed rgba(12,107,108,0.2); border-radius: var(--radius-lg); background: rgba(12,107,108,0.02); padding: 60px 20px; text-align: center; }
.news-empty .empty-icon { font-size: 48px; color: rgba(12,107,108,0.3); margin-bottom: 12px; }
.news-empty p { font-size: 15px; color: var(--text-weak); margin: 0; }
.news-more { text-align: center; margin-top: 48px; }
.news-more .btn { padding: 14px 40px; background: var(--primary); color: #fff; border: none; border-radius: var(--radius-md); font-size: 14px; font-weight: 600; }
.news-more .btn:hover { background: var(--primary-strong); }

/* faq */
.faq-section { background: var(--bg); }
.faq-wrap { display: grid; grid-template-columns: 1fr 280px; gap: 40px; }
.accordion { border: none; }
.accordion-item { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius-md) !important; margin-bottom: 16px; overflow: hidden; }
.accordion-item:first-of-type { border-radius: var(--radius-md) !important; }
.accordion-header { margin: 0; }
.accordion-button { padding: 20px 24px; font-size: 15px; font-weight: 600; color: var(--text); background: #fff; border: none; box-shadow: none; }
.accordion-button:not(.collapsed) { background: var(--primary-light); color: var(--primary); }
.accordion-button:focus { box-shadow: 0 0 0 3px rgba(12,107,108,0.1); border: none; }
.accordion-button::after { background-image: none; font-family: "Font Awesome 6 Free"; font-weight: 900; content: '\f078'; color: var(--primary); font-size: 13px; display: flex; align-items: center; justify-content: center; }
.accordion-button:not(.collapsed)::after { transform: rotate(180deg); }
.accordion-body { padding: 0 24px 24px; font-size: 14px; color: var(--text); line-height: 1.9; }
.faq-side-card { background: var(--card-bg); border-radius: var(--radius-lg); padding: 28px; border: 1px solid var(--border); box-shadow: var(--shadow-card); align-self: start; text-align: center; }
.faq-side-card .icon { width: 48px; height: 48px; background: var(--accent-light); border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 20px; color: var(--accent); margin-bottom: 12px; }
.faq-side-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.faq-side-card p { font-size: 13px; color: var(--text-weak); margin-bottom: 16px; }
.faq-side-card .btn { width: 100%; background: var(--primary); color: #fff; border: none; padding: 10px; border-radius: var(--radius-md); font-size: 14px; font-weight: 600; }
.faq-side-card .btn:hover { background: var(--primary-strong); }

/* footer */
.site-footer { background: #17403F; color: rgba(255,255,255,0.7); padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-icon { background: rgba(255,255,255,0.1); color: var(--accent); }
.footer-brand .brand-name { color: #fff; font-size: 22px; font-weight: 700; }
.footer-brand .brand-sub { color: rgba(255,255,255,0.5); font-size: 12px; }
.footer-intro { font-size: 13px; line-height: 1.8; color: rgba(255,255,255,0.6); }
.footer-col h5 { font-size: 15px; color: #fff; font-weight: 700; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
.footer-service { border-top: 1px solid rgba(255,255,255,0.1); padding: 16px 0 12px; text-align: center; font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-copyright { border-top: 1px solid rgba(255,255,255,0.08); padding: 16px 0 0; text-align: center; font-size: 12px; color: rgba(255,255,255,0.4); }
.footer-copyright a { color: rgba(255,255,255,0.5); }
.footer-copyright a:hover { color: var(--accent); }

/* responsive */
@media (max-width: 991.98px) {
    .navbar-toggler { display: flex; }
    .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 16px 24px; box-shadow: 0 16px 40px rgba(0,0,0,0.1); border-radius: 0 0 20px 20px; }
    .nav-links.open { display: flex; }
    .nav-links > li > a { padding: 14px 16px; border-radius: 8px; text-align: center; }
    .btn-nav-cta { margin-left: auto; }
    .hero-section { height: auto; min-height: 640px; padding: 100px 0 80px; }
    .hero-content { padding: 20px 0; }
    .hero-actions .btn { width: 100%; }
    .tier-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
    .tier-card.recommended { transform: none; }
    .compare-grid { display: flex; flex-direction: column; }
    .compare-col { border-right: none; }
    .compare-col.hot { order: -1; }
    .compare-label { background: var(--primary-light); }
    .contact-wrap { grid-template-columns: 1fr; }
    .qr-placeholder { display: none; }
    .qr-bottom { display: block; }
    .faq-wrap { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .stat-item { justify-content: flex-start; }
}
@media (max-width: 767.98px) {
    .section-block { padding: 60px 0; }
    .section-title { font-size: 24px; }
    .limit-inner { padding: 40px 24px; }
    .countdown { gap: 8px; }
    .countdown-num { width: 48px; height: 48px; font-size: 20px; }
    .news-card { flex-direction: column; }
    .news-cover { width: 100%; height: 200px; }
    .contact-form-card { padding: 24px; }
    .contact-info-card { padding: 24px; }
    .hero-actions { flex-direction: column; width: 100%; }
    .hero-actions .btn { width: 100%; }
}

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0C6B6C;
            --primary-strong: #075451;
            --primary-light: #E4F2F0;
            --accent: #E8942A;
            --accent-strong: #D2532C;
            --accent-light: #FDF0DF;
            --bg: #F7F5F0;
            --card-bg: #FFFFFF;
            --text-main: #1F2937;
            --text-muted: #6B7280;
            --border: rgba(12, 107, 108, 0.12);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 2px 12px rgba(12, 107, 108, 0.06), 0 8px 28px rgba(12, 107, 108, 0.04);
            --shadow-hover: 0 12px 32px rgba(12, 107, 108, 0.12);
            --shadow-cta: 0 8px 24px rgba(232, 148, 42, 0.30);
            --transition: all 0.25s ease;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
            font-variant-numeric: tabular-nums;
        }

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

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

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

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container-xl {
            max-width: 1320px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            height: 72px;
            transition: var(--transition);
            box-shadow: 0 2px 12px rgba(12, 107, 108, 0.04);
        }

        .site-header.scrolled {
            height: 64px;
            box-shadow: 0 4px 20px rgba(12, 107, 108, 0.10);
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: 72px;
            transition: var(--transition);
        }

        .site-header.scrolled .main-nav {
            height: 64px;
        }

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

        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(120deg, #0C6B6C 0%, #127A75 60%, #E8942A 130%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(12, 107, 108, 0.20);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-name {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
        }

        .brand-sub {
            font-size: 12px;
            color: var(--accent);
            font-weight: 500;
        }

        .nav-links {
            display: flex;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
            align-items: center;
        }

        .nav-links a {
            color: var(--text-main);
            font-size: 16px;
            font-weight: 500;
            text-decoration: none;
            padding: 10px 4px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

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

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

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 4px;
            border-radius: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 24px;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            text-decoration: none;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
            white-space: nowrap;
            border: none;
            flex-shrink: 0;
        }

        .btn-nav-cta:hover {
            background: var(--accent-strong);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(232, 148, 42, 0.40);
        }

        .navbar-toggler {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
            line-height: 1;
        }

        @media (max-width: 991.98px) {
            .navbar-toggler {
                display: block;
            }

            .nav-links {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--card-bg);
                flex-direction: column;
                padding: 24px;
                gap: 16px;
                box-shadow: 0 12px 32px rgba(12, 107, 108, 0.12);
                display: none;
                border-top: 1px solid var(--border);
                border-bottom-left-radius: var(--radius-lg);
                border-bottom-right-radius: var(--radius-lg);
                align-items: flex-start;
            }

            .nav-links.open {
                display: flex;
            }

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

            .nav-links a {
                width: 100%;
                padding: 10px 0;
                border-bottom: 1px solid rgba(12, 107, 108, 0.08);
            }

            .btn-nav-cta {
                padding: 10px 16px;
                font-size: 14px;
            }
        }

        @media (max-width: 575.98px) {
            .brand-name {
                font-size: 18px;
            }

            .brand-sub {
                font-size: 11px;
            }

            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }

            .btn-nav-cta {
                display: none;
            }
        }

        /* ===== 文章主体 ===== */
        .article-main {
            padding: 48px 0 72px;
        }

        .article-main-col {
            padding-right: 32px;
        }

        .breadcrumb-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
        }

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

        .breadcrumb-nav a:hover {
            color: var(--primary-strong);
            text-decoration: underline;
        }

        .breadcrumb-nav .current {
            color: var(--text-main);
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 280px;
        }

        .breadcrumb-nav .sep {
            color: var(--text-muted);
            opacity: 0.6;
        }

        .article-title {
            font-size: clamp(28px, 3.5vw, 38px);
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 20px;
            letter-spacing: 0.2px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 14px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            margin-bottom: 32px;
            color: var(--text-muted);
            font-size: 14px;
            flex-wrap: wrap;
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-main);
            max-width: 720px;
        }

        .article-body h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            margin: 36px 0 16px;
            padding-left: 16px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }

        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-main);
            margin: 28px 0 14px;
            line-height: 1.5;
        }

        .article-body p {
            margin-bottom: 16px;
        }

        .article-body blockquote {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
            padding: 20px 24px;
            border-radius: 8px;
            margin: 24px 0;
            color: var(--primary-strong);
            font-style: normal;
        }

        .article-body ul,
        .article-body ol {
            margin: 16px 0 24px;
            padding-left: 24px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body img {
            max-width: 100%;
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-card);
        }

        .article-body a {
            color: var(--primary);
            text-decoration: none;
            border-bottom: 1px dashed var(--primary);
        }

        .article-body a:hover {
            color: var(--primary-strong);
            border-bottom-style: solid;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

        .article-body th,
        .article-body td {
            border: 1px solid var(--border);
            padding: 12px 16px;
            text-align: left;
        }

        .article-body th {
            background: var(--primary-light);
            color: var(--primary-strong);
            font-weight: 600;
        }

        .article-body code {
            background: var(--primary-light);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 14px;
            color: var(--primary-strong);
        }

        .article-body pre {
            background: #1a2b2b;
            color: #e8f0f0;
            padding: 20px;
            border-radius: var(--radius-md);
            overflow-x: auto;
            margin: 24px 0;
        }

        .article-body pre code {
            background: none;
            color: inherit;
            padding: 0;
        }

        /* 空态 */
        .article-empty {
            text-align: center;
            padding: 80px 20px;
            background: var(--primary-light);
            border-radius: var(--radius-lg);
            border: 2px dashed var(--primary);
        }

        .article-empty i {
            font-size: 48px;
            color: var(--primary);
            margin-bottom: 16px;
            display: block;
        }

        .article-empty p {
            font-size: 16px;
            color: var(--text-main);
            margin-bottom: 20px;
        }

        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            text-decoration: none;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(12, 107, 108, 0.20);
        }

        .btn-back-home:hover {
            background: var(--primary-strong);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(12, 107, 108, 0.30);
        }

        /* 标签 */
        .article-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            padding: 24px 0;
            margin-top: 32px;
            border-top: 1px solid var(--border);
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary-strong);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .tag:hover {
            background: var(--accent-light);
            border-color: var(--accent);
            color: var(--accent-strong);
        }

        /* 上下篇 */
        .article-pagination {
            display: flex;
            gap: 16px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .pagination-item {
            flex: 1;
            min-width: 200px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: var(--transition);
        }

        .pagination-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .pagination-item .label {
            font-size: 13px;
            color: var(--text-muted);
            display: block;
            margin-bottom: 6px;
            font-weight: 500;
        }

        .pagination-item .placeholder {
            font-size: 16px;
            color: var(--text-main);
            font-weight: 500;
            display: block;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== 侧栏 ===== */
        .article-side-col {
            padding-left: 0;
        }

        .side-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

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

        .side-card-header {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary-strong);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
        }

        .side-card-header i {
            color: var(--accent);
            font-size: 18px;
        }

        .side-card-body {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .side-card-body p {
            margin-bottom: 0;
        }

        .related-empty {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-size: 14px;
            padding: 16px;
            background: var(--bg);
            border-radius: var(--radius-md);
            text-align: center;
            justify-content: center;
        }

        /* CTA 卡 */
        .cta-card {
            background: linear-gradient(120deg, #0C6B6C 0%, #127A75 45%, #E8942A 130%);
            border: none;
            color: #fff;
            padding: 32px 28px;
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }

        .cta-card::after {
            content: '';
            position: absolute;
            bottom: -20px;
            left: -20px;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .cta-card-content {
            position: relative;
            z-index: 1;
        }

        .cta-card-content h4 {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .cta-card-content p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.90);
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            text-decoration: none;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        }

        .btn-cta:hover {
            background: var(--accent-light);
            color: var(--primary-strong);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.20);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #17403F;
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.10);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-brand .brand-icon {
            background: rgba(255, 255, 255, 0.15);
            width: 40px;
            height: 40px;
            font-size: 16px;
        }

        .footer-brand .brand-name {
            color: #fff;
            font-size: 20px;
        }

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

        .footer-intro {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 0;
            max-width: 380px;
        }

        .footer-col h5 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

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

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

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.70);
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul a:hover {
            color: var(--accent);
            text-decoration: none;
            padding-left: 4px;
        }

        .footer-service {
            padding: 16px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.50);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-copyright {
            padding: 16px 0;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.50);
        }

        .footer-copyright p {
            margin-bottom: 0;
        }

        .footer-copyright a {
            color: rgba(255, 255, 255, 0.50);
        }

        .footer-copyright a:hover {
            color: var(--accent);
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .footer-col:first-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .article-main {
                padding: 32px 0 48px;
            }

            .article-main-col {
                padding-right: 0;
                margin-bottom: 40px;
            }

            .article-side-col {
                padding-left: 0;
            }

            .article-body {
                max-width: 100%;
            }
        }

        @media (max-width: 767.98px) {
            .article-title {
                font-size: 26px;
            }

            .article-meta {
                gap: 12px;
                font-size: 13px;
            }

            .article-pagination {
                flex-direction: column;
            }

            .pagination-item {
                min-width: 100%;
            }
        }

        @media (max-width: 575.98px) {
            .breadcrumb-nav {
                font-size: 13px;
                padding: 10px 12px;
            }

            .breadcrumb-nav .current {
                max-width: 180px;
            }
        }

        /* ===== 打印 ===== */
        @media print {
            .site-header .btn-nav-cta,
            .site-footer,
            .article-side-col,
            .article-tags,
            .article-pagination,
            .navbar-toggler {
                display: none !important;
            }

            .article-main-col {
                width: 100% !important;
                flex: 0 0 100% !important;
                max-width: 100% !important;
                padding-right: 0 !important;
            }

            .article-body {
                max-width: 100% !important;
            }

            .article-main {
                padding: 20px 0;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0C6B6C;
            --primary-strong: #075451;
            --primary-light: #E4F2F0;
            --accent: #E8942A;
            --accent-strong: #D27C18;
            --accent-light: #FDF0DF;
            --bg: #F7F5F0;
            --card-bg: #FFFFFF;
            --text: #22333B;
            --text-muted: #6C7A80;
            --border: rgba(12, 107, 108, 0.12);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow: 0 2px 12px rgba(12, 107, 108, 0.06), 0 8px 28px rgba(12, 107, 108, 0.04);
            --shadow-hover: 0 12px 32px rgba(12, 107, 108, 0.12);
            --shadow-cta: 0 8px 24px rgba(232, 148, 42, 0.30);
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: all 0.25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.9;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-strong);
        }
        .container-xl {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-block {
            padding: 72px 0;
        }
        @media (max-width: 992px) {
            .section-block {
                padding: 56px 0;
            }
        }
        .section-head {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 44px;
            position: relative;
        }
        .section-number {
            font-size: 56px;
            font-weight: 800;
            line-height: 1;
            color: rgba(12, 107, 108, 0.10);
            font-variant-numeric: tabular-nums;
            letter-spacing: -2px;
        }
        .section-head h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin: 0 0 6px;
            position: relative;
            padding-bottom: 10px;
        }
        .section-head h2::after {
            content: "";
            display: block;
            width: 40px;
            height: 4px;
            background: var(--accent);
            border-radius: 999px;
            margin-top: 10px;
        }
        .section-head p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0;
        }
        .section-head.left-aligned {
            margin-bottom: 32px;
        }
        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(12, 107, 108, 0.08);
        }
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(120deg, var(--primary) 0%, var(--accent) 130%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(12, 107, 108, 0.20);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
        }
        .brand-sub {
            font-size: 11px;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
        }
        .nav-links {
            list-style: none;
            display: flex;
            gap: 4px;
            margin: 0;
            padding: 0;
        }
        .nav-links>li>a {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            position: relative;
            transition: var(--transition);
        }
        .nav-links>li>a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-links>li>a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-links>li>a.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 4px;
            border-radius: 999px;
            background: var(--primary);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: 12px;
            border: none;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .btn-nav-cta:hover {
            background: var(--accent-strong);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(232, 148, 42, 0.40);
        }
        .btn-nav-cta:focus-visible {
            outline: 2px solid #D2532C;
            outline-offset: 3px;
        }
        .navbar-toggler {
            display: none;
            background: none;
            border: 1px solid var(--border);
            width: 42px;
            height: 42px;
            border-radius: 10px;
            font-size: 18px;
            color: var(--primary);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .navbar-toggler:hover {
            background: var(--primary-light);
        }
        @media (max-width: 992px) {
            .navbar-toggler {
                display: flex;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 12px 24px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 16px 32px rgba(12, 107, 108, 0.10);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links>li>a {
                padding: 12px 16px;
                border-radius: 10px;
                font-size: 16px;
            }
            .nav-links>li>a.active::after {
                left: 16px;
                transform: none;
                bottom: auto;
                top: 50%;
                margin-top: -2px;
                width: 4px;
                height: 4px;
            }
            .btn-nav-cta {
                margin-left: auto;
                padding: 10px 16px;
                font-size: 14px;
            }
        }
        /* ===== Page Hero ===== */
        .page-hero {
            padding: 80px 0 72px;
            background: linear-gradient(120deg, rgba(12, 107, 108, 0.92) 0%, rgba(12, 107, 108, 0.75) 45%, rgba(232, 148, 42, 0.40) 120%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            position: relative;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.80);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb-nav a:hover {
            color: #fff;
        }
        .breadcrumb-sep {
            opacity: 0.5;
        }
        .breadcrumb-current {
            color: #fff;
            font-weight: 600;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-size: clamp(28px, 4.2vw, 44px);
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin: 0 0 14px;
            max-width: 760px;
        }
        .page-hero .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.90);
            line-height: 1.8;
            max-width: 640px;
            margin-bottom: 36px;
        }
        .hero-metrics {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }
        .metric-item {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }
        .metric-num {
            font-size: 30px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }
        .metric-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.5px;
        }
        @media (max-width: 768px) {
            .page-hero {
                padding: 60px 0 52px;
            }
            .hero-metrics {
                gap: 24px;
            }
            .metric-num {
                font-size: 24px;
            }
        }
        /* ===== Type Cards ===== */
        .type-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .type-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
        }
        .type-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(12, 107, 108, 0.30);
        }
        .card-icon {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 20px;
        }
        .type-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }
        .type-card>p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text);
            padding: 5px 0;
        }
        .feature-list li i {
            color: #2B7A4B;
            font-size: 15px;
            margin-top: 4px;
        }
        /* ===== Process Section ===== */
        .process-section {
            background: var(--card-bg);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-item {
            position: relative;
            padding: 34px 28px;
            background: var(--bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .process-item:hover {
            background: var(--primary-light);
            border-color: rgba(12, 107, 108, 0.25);
            transform: translateY(-4px);
        }
        .process-step {
            font-size: 46px;
            font-weight: 800;
            color: rgba(12, 107, 108, 0.12);
            line-height: 1;
            display: block;
            margin-bottom: 16px;
            font-variant-numeric: tabular-nums;
        }
        .process-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }
        .process-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        @media (max-width: 992px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }
        /* ===== Advice Section ===== */
        .advice-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .advice-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            font-size: 15px;
            color: var(--text);
            line-height: 1.8;
            border-bottom: 1px dashed rgba(12, 107, 108, 0.10);
        }
        .advice-list li:last-child {
            border-bottom: none;
        }
        .advice-list li>i {
            color: var(--primary);
            font-size: 18px;
            margin-top: 5px;
            flex-shrink: 0;
            width: 22px;
            text-align: center;
        }
        .advice-list strong {
            color: var(--text);
            font-weight: 600;
        }
        .advice-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            position: relative;
        }
        .advice-image-wrap img {
            width: 100%;
            height: 400px;
            object-fit: cover;
        }
        .advice-image-wrap::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(12, 107, 108, 0.30) 100%);
        }
        @media (max-width: 992px) {
            .advice-image-wrap img {
                height: 280px;
            }
        }
        /* ===== Entry Banner ===== */
        .entry-banner {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-hover);
        }
        .entry-banner>img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .entry-banner-overlay {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 56px 60px;
            background: linear-gradient(90deg, rgba(12, 107, 108, 0.90) 0%, rgba(12, 107, 108, 0.60) 50%, rgba(12, 107, 108, 0.10) 100%);
        }
        .entry-tag {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
        }
        .entry-banner-overlay h3 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .entry-banner-overlay p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 460px;
            line-height: 1.7;
        }
        .btn-entry {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            border: none;
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 12px;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }
        .btn-entry:hover {
            background: #fff;
            color: var(--primary);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .entry-banner-overlay {
                padding: 40px 28px;
            }
            .entry-banner-overlay h3 {
                font-size: 22px;
            }
        }
        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(120deg, var(--primary) 0%, var(--primary-strong) 60%, rgba(232, 148, 42, 0.80) 130%);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            border: 32px solid rgba(255, 255, 255, 0.06);
            top: -60px;
            right: -40px;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent);
            bottom: 40px;
            left: 60px;
        }
        .cta-card {
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }
        .cta-card h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-card p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            border: none;
            color: #fff;
            font-size: 17px;
            font-weight: 600;
            padding: 14px 36px;
            border-radius: 14px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.20), 0 4px 12px rgba(232, 148, 42, 0.40);
            transition: var(--transition);
        }
        .btn-cta:hover {
            background: #fff;
            color: var(--primary);
            transform: scale(1.04);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
        }
        .btn-cta:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 3px;
        }
        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(12, 107, 108, 0.25);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            background: none;
            border: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-num {
            font-size: 20px;
            font-weight: 800;
            color: var(--accent);
            opacity: 0.80;
            min-width: 28px;
        }
        .faq-icon {
            margin-left: auto;
            color: var(--primary);
            font-size: 14px;
            transition: var(--transition);
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 22px 68px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.8;
        }
        @media (max-width: 576px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
                gap: 10px;
            }
            .faq-answer {
                padding: 0 18px 18px 44px;
            }
        }
        /* ===== Footer ===== */
        .site-footer {
            background: #17403F;
            color: rgba(255, 255, 255, 0.70);
            padding-top: 60px;
            font-size: 14px;
            line-height: 1.8;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-brand .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(120deg, var(--accent) 0%, var(--primary) 130%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
        }
        .footer-brand .brand-name {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .footer-brand .brand-sub {
            font-size: 11px;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
        }
        .footer-intro {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.60);
            margin-bottom: 0;
            max-width: 340px;
        }
        .footer-col h5 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-service {
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            padding: 18px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.60);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            padding: 18px 0 22px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.50);
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-copyright a {
            color: rgba(255, 255, 255, 0.55);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .footer-copyright a:hover {
            color: var(--accent);
        }
        .footer-copyright p {
            margin: 0;
        }
        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        /* ===== Section Link More ===== */
        .text-link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
        }
        .text-link-arrow i {
            transition: transform 0.25s ease;
        }
        .text-link-arrow:hover i {
            transform: translateX(4px);
        }
        /* ===== Responsive Fine-Tune ===== */
        @media (max-width: 992px) {
            .main-nav {
                height: 64px;
            }
            .nav-links {
                top: 64px;
            }
            .btn-nav-cta {
                padding: 10px 14px;
                font-size: 14px;
                gap: 6px;
            }
        }
        @media (max-width: 768px) {
            .brand-name {
                font-size: 18px;
            }
            .brand-sub {
                font-size: 10px;
            }
            .btn-nav-cta {
                font-size: 13px;
                padding: 8px 12px;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }
            .section-head {
                gap: 12px;
            }
            .section-number {
                font-size: 40px;
            }
        }
        @media (max-width: 576px) {
            .section-head {
                flex-direction: column;
                gap: 8px;
            }
            .section-number {
                font-size: 36px;
            }
            .hero-metrics {
                gap: 20px;
            }
        }

/* roulang page: category3 */
:root {
    --primary: #0C6B6C;
    --primary-strong: #075451;
    --primary-light: #E4F2F0;
    --accent: #E8942A;
    --accent-deep: #D2532C;
    --accent-light: #FDF0DF;
    --bg-body: #F7F5F0;
    --bg-card: #FFFFFF;
    --text-main: #1F2A2A;
    --text-muted: #5A6B6B;
    --text-light: #8A9B9B;
    --border-color: rgba(12, 107, 108, 0.12);
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-pill: 999px;
    --shadow-card: 0 2px 12px rgba(12, 107, 108, 0.06), 0 8px 28px rgba(12, 107, 108, 0.04);
    --shadow-hover: 0 12px 32px rgba(12, 107, 108, 0.12);
    --shadow-cta: 0 8px 24px rgba(232, 148, 42, 0.30);
    --gradient-brand: linear-gradient(120deg, #0C6B6C 0%, #127A75 45%, #E8942A 130%);
    --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    --transition: all 0.25s ease;
    --spacing-section: 80px;
}
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-sans);
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.8;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
a {
    text-decoration: none;
    color: var(--primary);
    transition: var(--transition);
}
a:hover {
    color: var(--primary-strong);
}
img {
    max-width: 100%;
    height: auto;
}
.container-xl {
    max-width: 1320px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}
/* ===== Header / Nav ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(12, 107, 108, 0.08);
    height: 72px;
    transition: var(--transition);
}
.site-header.scrolled {
    height: 64px;
    box-shadow: 0 4px 24px rgba(12, 107, 108, 0.08);
}
.main-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 24px;
    transition: var(--transition);
}
.site-header.scrolled .main-nav {
    height: 64px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.brand-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: 0 4px 14px rgba(12, 107, 108, 0.25);
}
.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.brand-name {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.5px;
}
.brand-sub {
    font-size: 12px;
    color: var(--accent);
    font-weight: 600;
    letter-spacing: 1px;
}
.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 36px;
    margin: 0;
    padding: 0;
}
.nav-links li a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-main);
    position: relative;
    padding: 8px 0;
    transition: var(--transition);
}
.nav-links li a:hover {
    color: var(--primary);
}
.nav-links li a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scale(0);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary);
    transition: var(--transition);
}
.nav-links li a:hover::after,
.nav-links li a.active::after {
    transform: translateX(-50%) scale(1);
}
.nav-links li a.active {
    color: var(--primary);
    font-weight: 700;
}
.btn-nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    padding: 12px 26px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-cta);
    transition: var(--transition);
    flex-shrink: 0;
    border: none;
    white-space: nowrap;
}
.btn-nav-cta:hover {
    background: #d67e1a;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(232, 148, 42, 0.4);
}
.btn-nav-cta:focus {
    outline: 2px solid var(--accent-deep);
    outline-offset: 2px;
}
.navbar-toggler {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    color: var(--primary);
    font-size: 20px;
    align-items: center;
    justify-content: center;
}
/* ===== Page Hero ===== */
.page-hero {
    position: relative;
    background-image: url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    padding: 80px 0 72px;
    color: #fff;
    overflow: hidden;
}
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(12, 107, 108, 0.94), rgba(12, 107, 108, 0.78), rgba(232, 148, 42, 0.40));
    z-index: 1;
}
.page-hero .container-xl {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    text-align: center;
}
.page-hero .hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: var(--radius-pill);
    padding: 6px 18px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 18px;
    color: rgba(255, 255, 255, 0.95);
}
.page-hero h1 {
    font-size: clamp(28px, 4.2vw, 40px);
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 16px;
    color: #fff;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
}
.page-hero .hero-lead {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.92);
    max-width: 680px;
    margin: 0 auto 28px;
}
.page-hero .hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.page-hero .btn-hero-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--primary);
    font-weight: 700;
    padding: 14px 32px;
    border-radius: 14px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
    border: none;
}
.page-hero .btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    color: var(--primary-strong);
}
.page-hero .btn-hero-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: #fff;
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 14px;
    border: 1.5px solid rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}
.page-hero .btn-hero-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    border-color: #fff;
}
.breadcrumb-custom {
    display: flex;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.breadcrumb-custom a {
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transition);
}
.breadcrumb-custom a:hover {
    color: #fff;
    text-decoration: underline;
}
.breadcrumb-custom .sep {
    opacity: 0.5;
}
.breadcrumb-custom .current {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
}
/* ===== Section Common ===== */
.section-block {
    padding: var(--spacing-section) 0;
}
.section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 52px;
}
.section-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 4px 18px;
    border-radius: var(--radius-pill);
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}
.section-head h2 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 700;
    line-height: 1.35;
    color: var(--text-main);
    margin-bottom: 12px;
    position: relative;
    display: inline-block;
}
.section-head h2::after {
    content: "";
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 4px;
    border-radius: 4px;
    background: var(--accent);
}
.section-head .section-desc {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-top: 16px;
}
/* ===== Features ===== */
.features-section {
    padding: var(--spacing-section) 0;
    background: var(--bg-body);
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.feature-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-brand);
    border-radius: 4px 4px 0 0;
}
.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(12, 107, 108, 0.25);
}
.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 20px;
    transition: var(--transition);
}
.feature-card:hover .feature-icon {
    background: var(--primary);
    color: #fff;
    transform: scale(1.05);
}
.feature-card h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 10px;
}
.feature-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin: 0;
}
/* ===== Channel Section ===== */
.channel-section {
    padding: var(--spacing-section) 0;
    background: #fff;
}
.channel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.channel-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.channel-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}
.channel-card .channel-img {
    position: relative;
    height: 200px;
    overflow: hidden;
}
.channel-card .channel-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}
.channel-card:hover .channel-img img {
    transform: scale(1.04);
}
.channel-card .channel-img::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(12, 107, 108, 0.35));
}
.channel-card .channel-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    z-index: 2;
    backdrop-filter: blur(4px);
}
.channel-card .channel-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.channel-card .channel-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 8px;
}
.channel-card .channel-body p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.75;
    flex: 1;
    margin-bottom: 16px;
}
.channel-card .channel-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition);
}
.channel-card .channel-link i {
    transition: transform 0.25s ease;
}
.channel-card .channel-link:hover {
    color: var(--accent);
}
.channel-card .channel-link:hover i {
    transform: translateX(4px);
}
/* ===== Scenario Section ===== */
.scenario-section {
    padding: var(--spacing-section) 0;
    background: var(--bg-body);
    overflow: hidden;
}
.scenario-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.scenario-img {
    height: 260px;
    overflow: hidden;
    position: relative;
}
.scenario-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.scenario-img::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(12, 107, 108, 0.20));
}
.scenario-body {
    padding: 32px;
    flex: 1;
}
.scenario-body .scenario-num {
    font-size: 42px;
    font-weight: 800;
    color: rgba(12, 107, 108, 0.12);
    line-height: 1;
    margin-bottom: 8px;
    display: block;
}
.scenario-body h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 10px;
}
.scenario-body p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin: 0;
}
/* ===== Process Section ===== */
.process-section {
    padding: var(--spacing-section) 0;
    background: #fff;
    position: relative;
}
.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}
.process-steps::before {
    content: "";
    position: absolute;
    top: 40px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: repeating-linear-gradient(90deg, var(--primary) 0 10px, transparent 10px 20px);
    opacity: 0.3;
    z-index: 1;
}
.process-step {
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 24px 16px;
}
.process-step .step-circle {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--primary-light);
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px var(--primary), 0 8px 24px rgba(12, 107, 108, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    transition: var(--transition);
}
.process-step:hover .step-circle {
    background: var(--primary);
    color: #fff;
    transform: scale(1.06);
}
.process-step h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 8px;
}
.process-step p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.75;
    margin: 0;
}
/* ===== Promo Section ===== */
.promo-section {
    padding: 0 0 var(--spacing-section);
    background: var(--bg-body);
}
.promo-box {
    background: var(--gradient-brand);
    border-radius: 24px;
    padding: 56px 64px;
    position: relative;
    overflow: hidden;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}
.promo-box::before {
    content: "";
    position: absolute;
    top: -60px;
    right: -40px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.15);
}
.promo-box::after {
    content: "";
    position: absolute;
    bottom: -30px;
    left: 60px;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
}
.promo-content {
    position: relative;
    z-index: 2;
}
.promo-content h2 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 8px;
    color: #fff;
}
.promo-content p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.92);
    margin: 0;
}
.promo-right {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}
.countdown {
    display: flex;
    align-items: center;
    gap: 8px;
}
.countdown .cd-item {
    background: #fff;
    border-radius: 12px;
    padding: 10px 8px;
    min-width: 56px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}
.countdown .cd-item .cd-num {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}
.countdown .cd-item .cd-label {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1;
    margin-top: 2px;
}
.countdown .cd-colon {
    font-size: 24px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.7);
}
.promo-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--primary) !important;
    font-size: 16px;
    font-weight: 700;
    padding: 14px 30px;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
    transition: var(--transition);
}
.promo-btn:hover {
    background: var(--accent-light);
    transform: scale(1.03);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
}
.promo-note {
    display: block;
    width: 100%;
    text-align: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.75);
    margin-top: 16px;
    position: relative;
    z-index: 2;
}
/* ===== FAQ Section ===== */
.faq-section {
    padding: var(--spacing-section) 0;
    background: #fff;
}
.faq-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.faq-item {
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover {
    border-color: rgba(12, 107, 108, 0.25);
    box-shadow: var(--shadow-card);
}
.faq-item .faq-q {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-main);
    transition: var(--transition);
    background: none;
    border: none;
    text-align: left;
    width: 100%;
}
.faq-item .faq-q:hover {
    color: var(--primary);
}
.faq-item .faq-num {
    font-size: 13px;
    font-weight: 800;
    color: var(--accent);
    background: var(--accent-light);
    border-radius: 8px;
    padding: 4px 10px;
    flex-shrink: 0;
    line-height: 1.4;
}
.faq-item .faq-icon {
    margin-left: auto;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--primary);
    flex-shrink: 0;
    transition: var(--transition);
}
.faq-item.open .faq-icon {
    transform: rotate(180deg);
    background: var(--primary);
    color: #fff;
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.faq-item.open .faq-answer {
    max-height: 300px;
}
.faq-answer-inner {
    padding: 0 24px 20px 60px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.85;
}
.faq-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.faq-help-card {
    background: var(--primary-light);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    position: sticky;
    top: 100px;
}
.faq-help-card .help-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}
.faq-help-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-strong);
    margin-bottom: 8px;
}
.faq-help-card p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.7;
}
.faq-help-card .btn-help {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    padding: 10px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}
.faq-help-card .btn-help:hover {
    background: #d67e1a;
    color: #fff;
    transform: translateY(-2px);
}
/* ===== Contact Section ===== */
.contact-section {
    padding: var(--spacing-section) 0;
    background: var(--bg-body);
}
.contact-wrap {
    max-width: 1100px;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
    overflow: hidden;
}
.contact-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
}
.contact-info {
    background: var(--primary-light);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}
.contact-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-strong);
    margin-bottom: 12px;
}
.contact-info .contact-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 24px;
}
.contact-points {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
}
.contact-points li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-main);
    padding: 6px 0;
}
.contact-points li i {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    color: var(--primary);
}
.contact-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.meta-badge {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 10px 16px;
    border: 1px solid rgba(12, 107, 108, 0.1);
    text-align: center;
    min-width: 110px;
}
.meta-badge .meta-num {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}
.meta-badge .meta-label {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.3;
}
.contact-form-wrap {
    padding: 40px;
    position: relative;
}
.contact-form-wrap .form-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.contact-form-wrap .form-title::before {
    content: "";
    width: 4px;
    height: 22px;
    border-radius: 4px;
    background: var(--accent);
    display: inline-block;
}
.contact-form .form-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}
.contact-form .form-label .required {
    color: var(--accent-deep);
    margin-left: 2px;
}
.contact-form .form-control {
    background: var(--bg-body);
    border: 1px solid rgba(12, 107, 108, 0.15);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-size: 14px;
    color: var(--text-main);
    transition: var(--transition);
    height: auto;
}
.contact-form .form-control:focus {
    background: #fff;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(12, 107, 108, 0.10);
    outline: none;
}
.contact-form textarea.form-control {
    min-height: 100px;
    resize: vertical;
}
.contact-form .form-check {
    margin-top: 8px;
}
.contact-form .form-check .form-check-input {
    border-color: var(--primary);
}
.contact-form .form-check .form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}
.contact-form .form-check-label {
    font-size: 13px;
    color: var(--text-muted);
}
.contact-form .form-check-label a {
    color: var(--primary);
    font-weight: 600;
}
.btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--accent);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    padding: 14px 32px;
    border-radius: var(--radius-md);
    border: none;
    width: 100%;
    box-shadow: var(--shadow-cta);
    transition: var(--transition);
    cursor: pointer;
    margin-top: 16px;
}
.btn-submit:hover {
    background: #d67e1a;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(232, 148, 42, 0.4);
}
.btn-submit:focus {
    outline: 2px solid var(--accent-deep);
    outline-offset: 2px;
}
.qr-placeholder {
    position: absolute;
    bottom: 24px;
    right: 24px;
    width: 96px;
    height: 96px;
    background: var(--bg-body);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--text-light);
    gap: 4px;
    text-align: center;
}
.qr-placeholder i {
    font-size: 20px;
    color: var(--primary);
}
/* ===== CTA Bottom ===== */
.cta-section {
    padding: 60px 0;
    background: var(--gradient-brand);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: "";
    position: absolute;
    top: -80px;
    right: 10%;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.12);
}
.cta-section h2 {
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
}
.cta-section p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.92);
    max-width: 560px;
    margin: 0 auto 24px;
}
.cta-section .btn-cta-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--primary) !important;
    font-size: 16px;
    font-weight: 700;
    padding: 14px 36px;
    border-radius: 14px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}
.cta-section .btn-cta-light:hover {
    background: var(--accent-light);
    transform: translateY(-2px) scale(1.02);
}
/* ===== Footer ===== */
.site-footer {
    background: #17403F;
    color: rgba(255, 255, 255, 0.82);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 36px;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.footer-brand .brand-icon {
    background: var(--gradient-brand);
    box-shadow: none;
}
.footer-brand .brand-name {
    color: #fff;
    font-size: 20px;
}
.footer-brand .brand-sub {
    color: var(--accent);
    font-size: 12px;
}
.footer-intro {
    font-size: 13px;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.65);
    max-width: 360px;
}
.footer-col h5 {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 8px;
}
.footer-col h5::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 3px;
    border-radius: 4px;
    background: var(--accent);
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    color: rgba(255, 255, 255, 0.75);
    font-size: 14px;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.footer-col ul li a:hover {
    color: var(--accent);
    padding-left: 4px;
}
.footer-col ul li i {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
    width: 18px;
}
.footer-service {
    border-top: 1px solid rgba(255, 255, 255, 0.10);
    padding: 16px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.60);
    text-align: center;
}
.footer-copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.10);
    padding: 18px 0;
    text-align: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.55);
}
.footer-copyright p {
    margin: 0;
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.footer-copyright a {
    color: rgba(255, 255, 255, 0.70);
    font-size: 12px;
}
.footer-copyright a:hover {
    color: var(--accent);
}
/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .channel-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .faq-layout {
        grid-template-columns: 1fr;
    }
    .faq-sidebar {
        flex-direction: row;
    }
    .faq-help-card {
        position: static;
        flex: 1;
    }
}
@media (max-width: 992px) {
    :root {
        --spacing-section: 56px;
    }
    .site-header {
        height: 64px;
    }
    .main-nav {
        height: 64px;
    }
    .nav-links {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 24px;
        gap: 0;
        box-shadow: 0 12px 32px rgba(12, 107, 108, 0.08);
        transform: translateY(-20px);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        border-bottom: 1px solid var(--border-color);
        z-index: 999;
    }
    .nav-links.show {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(12, 107, 108, 0.06);
    }
    .nav-links li:last-child {
        border-bottom: none;
    }
    .nav-links li a {
        display: block;
        padding: 14px 0;
        font-size: 16px;
    }
    .nav-links li a::after {
        display: none;
    }
    .navbar-toggler {
        display: flex;
    }
    .btn-nav-cta {
        margin-left: auto;
    }
    .page-hero {
        padding: 56px 0 48px;
    }
    .page-hero .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    .page-hero .btn-hero-primary,
    .page-hero .btn-hero-outline {
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }
    .process-steps {
        grid-template-columns: 1fr;
        gap: 16px;
        max-width: 480px;
    }
    .process-steps::before {
        display: none;
    }
    .process-step {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-card);
        border: 1px solid var(--border-color);
        padding: 32px 24px;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .contact-info {
        padding: 32px;
    }
    .contact-form-wrap {
        padding: 32px;
    }
    .promo-box {
        flex-direction: column;
        padding: 40px 28px;
        text-align: center;
    }
    .promo-right {
        justify-content: center;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    .channel-grid {
        grid-template-columns: 1fr;
    }
    .contact-form-wrap {
        padding: 24px;
    }
    .qr-placeholder {
        position: static;
        margin: 24px auto 0;
    }
}
@media (max-width: 520px) {
    .brand-name {
        font-size: 18px;
    }
    .brand-sub {
        font-size: 10px;
    }
    .btn-nav-cta {
        padding: 10px 16px;
        font-size: 13px;
    }
    .btn-nav-cta i {
        display: none;
    }
    .page-hero h1 {
        font-size: 24px;
    }
    .page-hero .hero-lead {
        font-size: 14px;
    }
    .section-head h2 {
        font-size: 22px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .countdown {
        flex-wrap: wrap;
        justify-content: center;
    }
}
@media print {
    .site-header,
    .site-footer,
    .btn-nav-cta,
    .promo-section,
    .contact-section,
    .faq-sidebar,
    .navbar-toggler {
        display: none !important;
    }
    .page-hero {
        background: var(--primary) !important;
        padding: 32px 0;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    body {
        background: #fff;
    }
}

/* roulang page: category2 */
:root {
            --primary: #0C6B6C;
            --primary-strong: #075451;
            --primary-light: #E4F2F0;
            --accent: #E8942A;
            --accent-light: #FDF0DF;
            --body-bg: #F7F5F0;
            --card-bg: #FFFFFF;
            --text-dark: #1F2A26;
            --text-body: #3D4A46;
            --text-muted: #6B7A75;
            --border: rgba(12, 107, 108, .12);
            --border-strong: rgba(12, 107, 108, .3);
            --footer-bg: #17403F;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 999px;
            --shadow-card: 0 2px 12px rgba(12, 107, 108, .06), 0 8px 28px rgba(12, 107, 108, .04);
            --shadow-hover: 0 12px 32px rgba(12, 107, 108, .12);
            --shadow-cta: 0 8px 24px rgba(232, 148, 42, .30);
            --transition: all .25s ease;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }
        * {
            box-sizing: border-box;
        }
        body {
            margin: 0;
            font-family: var(--font-family);
            background: var(--body-bg);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.9;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-strong);
        }
        img {
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }
        .container-xl {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-block {
            padding: 72px 0;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: #fff;
            box-shadow: 0 1px 10px rgba(12, 107, 108, .06);
            transition: var(--transition);
            height: 72px;
            display: flex;
            align-items: center;
        }
        .site-header.scrolled {
            height: 64px;
            box-shadow: 0 4px 20px rgba(12, 107, 108, .12);
        }
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 100%;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(12, 107, 108, .25);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: .5px;
        }
        .brand-sub {
            font-size: 12px;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 1px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
            margin-left: auto;
        }
        .nav-links li a {
            color: var(--text-body);
            font-size: 16px;
            font-weight: 500;
            padding: 8px 2px;
            position: relative;
            display: inline-block;
        }
        .nav-links li a::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--primary);
            transform: translateX(-50%) scale(0);
            transition: var(--transition);
        }
        .nav-links li a:hover {
            color: var(--primary);
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: translateX(-50%) scale(1);
        }
        .nav-links li a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .btn-nav-cta {
            background: var(--accent);
            color: #fff !important;
            font-size: 16px;
            font-weight: 600;
            padding: 12px 26px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 46px;
            box-shadow: 0 6px 18px rgba(232, 148, 42, .30);
            border: none;
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 4px;
        }
        .btn-nav-cta:hover {
            background: #d17f1e;
            box-shadow: 0 8px 24px rgba(232, 148, 42, .40);
            transform: translateY(-1px);
            color: #fff !important;
        }
        .btn-nav-cta:focus-visible {
            outline: 2px solid #D2532C;
            outline-offset: 2px;
        }
        .navbar-toggler {
            display: none;
            background: var(--primary);
            border: none;
            border-radius: 10px;
            width: 42px;
            height: 42px;
            color: #fff;
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .navbar-toggler:hover {
            background: var(--primary-strong);
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            background: linear-gradient(120deg, rgba(12, 107, 108, .92), rgba(12, 107, 108, .70), rgba(232, 148, 42, .35)), url('/assets/images/backpic/back-1.png') no-repeat center center/cover;
            padding: 76px 0 70px;
            color: #fff;
            overflow: hidden;
        }
        .page-hero .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .page-hero .hero-breadcrumb a {
            color: rgba(255, 255, 255, .85);
            transition: var(--transition);
        }
        .page-hero .hero-breadcrumb a:hover {
            color: #fff;
        }
        .page-hero .hero-breadcrumb .sep {
            color: rgba(255, 255, 255, .5);
        }
        .page-hero h1 {
            font-size: clamp(28px, 4.2vw, 44px);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 16px;
            color: #fff;
            max-width: 780px;
        }
        .page-hero .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .92);
            max-width: 680px;
            margin: 0;
        }
        .page-hero .hero-tag {
            display: inline-block;
            background: rgba(232, 148, 42, .25);
            color: var(--accent-light);
            border: 1px solid rgba(232, 148, 42, .45);
            font-size: 13px;
            font-weight: 600;
            padding: 2px 14px;
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
        }

        /* ===== Section heading ===== */
        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 48px;
        }
        .section-head .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 3px 16px;
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            letter-spacing: .5px;
        }
        .section-head h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 12px;
            line-height: 1.35;
            position: relative;
            display: inline-block;
        }
        .section-head h2::after {
            content: "";
            display: block;
            width: 48px;
            height: 4px;
            border-radius: 4px;
            background: var(--primary);
            margin: 10px auto 0;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            margin: 12px 0 0;
            line-height: 1.8;
        }

        /* ===== Overview Cards ===== */
        .overview-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            height: 100%;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .overview-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
        .overview-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }
        .overview-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 20px;
        }
        .overview-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 12px;
        }
        .overview-card p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
            margin: 0;
        }
        .overview-card .card-num {
            position: absolute;
            right: 20px;
            top: 12px;
            font-size: 48px;
            font-weight: 800;
            color: rgba(12, 107, 108, .07);
            line-height: 1;
            z-index: 0;
        }

        /* ===== Scene Section ===== */
        .scene-section {
            background: var(--body-bg);
            position: relative;
        }
        .scene-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(12, 107, 108, .15), transparent);
        }
        .scene-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 28px 28px;
            height: 100%;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .scene-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--border-strong);
        }
        .scene-card .scene-top {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 14px;
        }
        .scene-card .scene-ico {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--accent-light);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }
        .scene-card .scene-label {
            font-size: 12px;
            color: var(--accent);
            font-weight: 600;
            background: var(--accent-light);
            padding: 2px 12px;
            border-radius: var(--radius-sm);
            letter-spacing: .5px;
        }
        .scene-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 10px;
        }
        .scene-card p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-muted);
            margin: 0;
            flex: 1;
        }

        /* ===== Process ===== */
        .process-section {
            background: #fff;
        }
        .process-step {
            text-align: center;
            padding: 30px 20px;
            position: relative;
        }
        .process-step .step-badge {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--primary-light);
            border: 2px solid var(--primary);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 700;
            margin: 0 auto 20px;
            position: relative;
            z-index: 1;
        }
        .process-step .step-badge::after {
            content: "";
            position: absolute;
            width: 86px;
            height: 86px;
            border-radius: 50%;
            border: 1px dashed rgba(12, 107, 108, .35);
            top: -8px;
            left: -8px;
            z-index: -1;
        }
        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 8px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
            max-width: 240px;
            margin-left: auto;
            margin-right: auto;
        }
        .process-step .step-pipe {
            position: absolute;
            top: 50%;
            right: -20px;
            width: 40px;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-light), var(--accent-light));
            transform: translateY(-50%);
            z-index: 0;
        }

        /* ===== Service Entry Cards ===== */
        .service-entry-section {
            background: linear-gradient(180deg, var(--primary-light), var(--body-bg));
        }
        .entry-card {
            display: flex;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
            align-items: stretch;
        }
        .entry-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--border-strong);
        }
        .entry-card .entry-img {
            width: 168px;
            min-height: 170px;
            background: var(--primary-light);
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }
        .entry-card .entry-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .entry-card:hover .entry-img img {
            transform: scale(1.05);
        }
        .entry-card .entry-body {
            padding: 26px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }
        .entry-card .entry-body h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 10px;
        }
        .entry-card .entry-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0 0 14px;
        }
        .entry-card .entry-body .btn-entry {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .entry-card .entry-body .btn-entry i {
            transition: transform .25s ease;
        }
        .entry-card .entry-body .btn-entry:hover i {
            transform: translateX(4px);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 56px 0 72px;
        }
        .cta-box {
            background: linear-gradient(120deg, #0C6B6C 0%, #127A75 45%, #E8942A 130%);
            border-radius: 24px;
            padding: 56px 60px;
            position: relative;
            overflow: hidden;
            color: #fff;
            text-align: center;
        }
        .cta-box::before {
            content: "";
            position: absolute;
            width: 180px;
            height: 180px;
            border: 2px solid rgba(255, 255, 255, .18);
            border-radius: 50%;
            top: -60px;
            right: -40px;
        }
        .cta-box::after {
            content: "";
            position: absolute;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .25);
            top: 36px;
            right: 120px;
        }
        .cta-box h2 {
            font-size: 30px;
            font-weight: 700;
            margin: 0 0 12px;
            color: #fff;
        }
        .cta-box p {
            font-size: 16px;
            color: rgba(255, 255, 255, .9);
            margin: 0 0 30px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.85;
        }
        .cta-box .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary) !important;
            font-size: 16px;
            font-weight: 600;
            padding: 14px 34px;
            border-radius: 14px;
            border: none;
            box-shadow: 0 8px 24px rgba(0, 0, 0, .15);
            transition: var(--transition);
        }
        .btn-cta-primary:hover {
            background: var(--accent-light);
            transform: scale(1.03);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .2);
        }
        .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: #fff !important;
            border: 1.5px solid rgba(255, 255, 255, .7);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 34px;
            border-radius: 14px;
            transition: var(--transition);
        }
        .btn-cta-ghost:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            border: 1px solid var(--border);
            border-radius: 16px;
            margin-bottom: 16px;
            overflow: hidden;
            background: var(--card-bg);
            box-shadow: 0 2px 10px rgba(12, 107, 108, .03);
            transition: var(--transition);
        }
        .accordion-item:hover {
            border-color: var(--border-strong);
            box-shadow: var(--shadow-card);
        }
        .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            background: var(--card-bg);
            padding: 20px 24px;
            line-height: 1.5;
            border: none;
        }
        .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--primary-light);
            box-shadow: none;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(12, 107, 108, .15);
            border-color: var(--primary);
        }
        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230C6B6C'%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");
        }
        .accordion-body {
            padding: 8px 24px 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.85;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }
        .footer-brand .brand-icon {
            background: rgba(255, 255, 255, .12);
            color: #fff;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }
        .footer-brand .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
        }
        .footer-brand .brand-sub {
            font-size: 12px;
            color: var(--accent);
        }
        .footer-intro {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .65);
            margin: 0;
            max-width: 360px;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin: 0 0 18px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-col ul li i {
            font-size: 14px;
            color: rgba(255, 255, 255, .4);
            width: 18px;
        }
        .footer-service {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 18px 0;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
        }
        .footer-service i {
            color: var(--accent);
        }
        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
        }
        .footer-copyright a {
            color: rgba(255, 255, 255, .55);
        }
        .footer-copyright a:hover {
            color: var(--accent);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .section-block {
                padding: 56px 0;
            }
            .nav-links {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 24px;
                gap: 16px;
                box-shadow: 0 12px 24px rgba(12, 107, 108, .12);
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                margin: 0;
                z-index: 1029;
                border-top: 1px solid var(--border);
            }
            .nav-links.nav-open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .nav-links li {
                width: 100%;
            }
            .nav-links li a {
                display: block;
                width: 100%;
                padding: 10px 0;
                font-size: 15px;
                border-bottom: 1px solid rgba(12, 107, 108, .05);
            }
            .nav-links li a::after {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .btn-nav-cta {
                margin-left: 0;
                padding: 10px 18px;
                height: 42px;
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
            .entry-card {
                flex-direction: row;
            }
            .entry-card .entry-img {
                width: 140px;
                min-height: 150px;
            }
        }
        @media (max-width: 767px) {
            .section-block {
                padding: 48px 0;
            }
            .page-hero {
                padding: 56px 0 54px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero .hero-desc {
                font-size: 15px;
            }
            .process-step .step-pipe {
                display: none;
            }
            .cta-box {
                padding: 40px 24px;
                border-radius: 18px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
            .btn-cta-primary,
            .btn-cta-ghost {
                width: 100%;
                justify-content: center;
            }
            .entry-card {
                flex-direction: column;
            }
            .entry-card .entry-img {
                width: 100%;
                min-height: 160px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .accordion-button {
                font-size: 15px;
                padding: 16px 18px;
            }
            .accordion-body {
                padding: 6px 18px 18px;
                font-size: 14px;
            }
        }
        @media (max-width: 576px) {
            .container-xl {
                padding: 0 16px;
            }
            .brand-name {
                font-size: 18px;
            }
            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }
            .brand-sub {
                font-size: 10px;
            }
            .btn-nav-cta {
                padding: 8px 14px;
                height: 38px;
                font-size: 13px;
            }
            .overview-card {
                padding: 28px 22px;
            }
            .scene-card {
                padding: 22px 20px;
            }
            .process-step {
                padding: 20px 10px;
            }
        }
        @media print {
            .site-header .btn-nav-cta,
            .cta-section,
            .site-footer .footer-copyright {
                display: none;
            }
            .site-header {
                position: static;
            }
            .nav-links {
                display: none;
            }
            .page-hero {
                background: var(--primary);
                color: #fff;
            }
        }