/* roulang page: index */
:root {
  --primary: #5C4033;
  --primary-dark: #3E2723;
  --primary-light: #8D6E63;
  --accent: #C8A97E;
  --accent-dark: #B08D57;
  --accent-light: #E8DCC8;
  --bg: #FAF6F0;
  --bg-alt: #F1EAE0;
  --text: #2D1B0E;
  --text-weak: #7A6A5C;
  --border: #E5D9C8;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(93, 64, 55, 0.12);
  --shadow-sm: 0 2px 10px rgba(93, 64, 55, 0.08);
  --container: 1200px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif; background: var(--bg); color: var(--text); line-height: 1.75; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: all .3s ease; }
ul, ol { list-style: none; }
button { font-family: inherit; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 18px; border-radius: 999px; background: var(--accent-light); color: var(--primary); font-size: 13px; font-weight: 500; letter-spacing: .5px; }
.badge i { font-size: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 30px; border-radius: 999px; font-size: 15px; font-weight: 500; transition: all .3s ease; border: 2px solid transparent; line-height: 1.5; cursor: pointer; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(62,39,35,.22); }
.btn-outline { border-color: var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-accent { background: var(--accent); color: #3E2723; }
.btn-accent:hover { background: var(--accent-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(176,141,87,.25); }
.btn-outline-light { border-color: rgba(255,255,255,.8); color: #fff; background: transparent; }
.btn-outline-light:hover { background: #fff; color: var(--primary); }
.btn-lg { padding: 15px 40px; font-size: 16px; }
.btn-sm { padding: 8px 22px; font-size: 14px; }
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section-header h2 { font-family: 'Noto Serif SC', serif; font-size: 32px; line-height: 1.4; margin: 14px 0 12px; color: var(--text); font-weight: 700; }
.section-header p { color: var(--text-weak); font-size: 16px; line-height: 1.8; }
.topbar { background: var(--primary-dark); color: rgba(255,255,255,.85); font-size: 13px; padding: 8px 0; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px 20px; }
.topbar i { margin-right: 5px; color: var(--accent); }
.topbar-right { display: flex; gap: 24px; }
.topbar-right a { color: rgba(255,255,255,.85); display: inline-flex; align-items: center; gap: 5px; }
.topbar-right a:hover { color: #fff; }
.header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 14px rgba(0,0,0,.05); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: 'Noto Serif SC', serif; font-size: 22px; font-weight: 700; color: var(--primary); white-space: nowrap; }
.logo i { color: var(--accent-dark); font-size: 24px; }
.main-nav { display: flex; gap: 6px; }
.nav-link { padding: 8px 22px; border-radius: 999px; font-size: 15px; font-weight: 500; color: var(--text); }
.nav-link:hover { background: var(--accent-light); color: var(--primary); }
.nav-link.active { background: var(--primary); color: #fff; }
.menu-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--primary); padding: 6px; border-radius: 8px; }
.menu-toggle:focus { outline: 2px solid var(--accent); }
.hero { position: relative; padding: 84px 0; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(250,246,240,.97) 50%, rgba(250,246,240,.8)); }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero-left h1 { font-family: 'Noto Serif SC', serif; font-size: 33px; line-height: 1.45; font-weight: 700; color: var(--text); margin: 18px 0 20px; }
.hero-left > p { color: var(--text-weak); font-size: 16px; line-height: 1.8; margin-bottom: 30px; max-width: 540px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 38px; }
.hero-stats { display: flex; gap: 36px; }
.stat-item { display: flex; flex-direction: column; }
.stat-item strong { font-size: 30px; font-family: 'Noto Serif SC', serif; color: var(--primary); line-height: 1.2; }
.stat-item span { font-size: 13px; color: var(--text-weak); margin-top: 4px; letter-spacing: 1px; }
.progress-card { background: #fff; border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow); border: 1px solid var(--border); text-align: center; max-width: 420px; margin-left: auto; }
.progress-label { font-size: 14px; color: var(--text-weak); margin-bottom: 16px; letter-spacing: 1px; }
.progress-ring svg { margin: 0 auto; }
.progress-note { font-size: 13px; color: var(--text-weak); margin: 14px 0 18px; }
.tier-preview { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.tier-item { display: flex; justify-content: space-between; align-items: center; padding: 11px 18px; border-radius: var(--radius-sm); background: var(--bg-alt); border: 1px solid var(--border); transition: all .3s; }
.tier-item:hover { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.tier-name { font-weight: 500; } 
.tier-price { font-weight: 700; color: var(--primary); }
.tier-note { font-size: 12px; color: var(--text-weak); background: var(--accent-light); padding: 2px 10px; border-radius: 999px; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.news-card { background: #fff; border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); transition: all .3s; display: flex; flex-direction: column; }
.news-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: var(--accent); }
.news-card .date { font-size: 13px; color: var(--text-weak); display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
.news-card .date i { color: var(--accent-dark); }
.news-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; line-height: 1.5; color: var(--text); }
.news-card p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin-bottom: 16px; flex: 1; }
.news-card .tag { align-self: flex-start; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 900px; margin: 0 auto; }
.faq-card { background: #fff; border-radius: var(--radius); padding: 26px; border: 1px solid var(--border); transition: all .3s; display: flex; flex-direction: column; }
.faq-card:hover { box-shadow: var(--shadow); }
.faq-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 10px; display: flex; align-items: center; gap: 10px; color: var(--primary); }
.faq-card h3 i { color: var(--accent-dark); font-size: 18px; }
.faq-card p { font-size: 14px; color: var(--text-weak); line-height: 1.8; flex: 1; }
.articles-layout { display: grid; grid-template-columns: 1fr 360px; gap: 40px; align-items: start; }
.articles-list { display: flex; flex-direction: column; }
.article-item { display: flex; flex-direction: column; padding: 24px 0; border-bottom: 1px solid var(--border); transition: all .3s; }
.article-item:first-child { padding-top: 0; }
.article-item:hover h3 { color: var(--accent-dark); }
.article-item h3 { font-size: 18px; font-weight: 600; line-height: 1.5; transition: color .3s; }
.article-item p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin: 8px 0 12px; }
.article-item .meta-row { display: flex; gap: 14px; align-items: center; }
.article-item .date { font-size: 12px; color: var(--text-weak); }
.tag { display: inline-flex; padding: 4px 14px; border-radius: 999px; font-size: 12px; font-weight: 500; background: var(--accent-light); color: var(--primary); }
.tag.tag-gold { background: #F7F1E3; color: var(--accent-dark); }
.sidebar-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-sm); position: sticky; top: 100px; }
.sidebar-card img { width: 100%; height: 180px; object-fit: cover; }
.sidebar-card .sidebar-body { padding: 20px; }
.sidebar-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; line-height: 1.4; }
.sidebar-card p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin-bottom: 16px; }
.sidebar-card .btn { width: 100%; }
.section-entry { background: linear-gradient(135deg, #F7F1E3 0%, var(--bg-alt) 100%); }
.matrix-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.matrix-item { background: #fff; border-radius: var(--radius); padding: 28px 18px; text-align: center; border: 1px solid var(--border); transition: all .3s; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.matrix-item:hover { box-shadow: var(--shadow); transform: translateY(-5px); border-color: var(--accent); }
.matrix-item i { font-size: 32px; color: var(--accent-dark); background: var(--accent-light); width: 64px; height: 64px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.matrix-item span { font-size: 15px; font-weight: 500; }
.matrix-item small { font-size: 12px; color: var(--text-weak); }
.safety-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.safety-item { background: #fff; border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); text-align: center; transition: all .3s; }
.safety-item:hover { box-shadow: var(--shadow); }
.safety-item i { font-size: 30px; color: var(--accent-dark); background: var(--accent-light); width: 68px; height: 68px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; }
.safety-item h3 { font-size: 17px; font-weight: 600; margin-bottom: 10px; }
.safety-item p { font-size: 14px; color: var(--text-weak); line-height: 1.8; }
.bubble-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.bubble-card { background: #fff; border-radius: var(--radius); padding: 26px; border: 1px solid var(--border); position: relative; transition: all .3s; }
.bubble-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.bubble-card::before { content: '\201C'; font-family: 'Noto Serif SC', serif; font-size: 46px; color: var(--accent); position: absolute; top: 6px; left: 16px; line-height: 1; }
.bubble-quote { font-size: 14px; color: var(--text); line-height: 1.8; padding: 14px 0 18px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.bubble-user { display: flex; align-items: center; gap: 12px; }
.avatar { width: 38px; height: 38px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; }
.avatar.avatar-2 { background: var(--accent-dark); }
.avatar.avatar-3 { background: var(--primary-light); }
.bubble-user span { font-size: 14px; color: var(--text-weak); }
.app-section { background: var(--bg); }
.app-inner { position: relative; border-radius: 24px; overflow: hidden; background-size: cover; background-position: center; padding: 70px 60px; }
.app-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(45,27,14,.92) 30%, rgba(45,27,14,.65)); }
.app-content { position: relative; max-width: 540px; color: #fff; }
.app-content .badge { background: rgba(255,255,255,.18); color: #fff; }
.app-content h2 { font-family: 'Noto Serif SC', serif; font-size: 32px; line-height: 1.4; margin: 18px 0 16px; color: #fff; }
.app-content p { color: rgba(255,255,255,.88); font-size: 15px; line-height: 1.9; margin-bottom: 28px; }
.app-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.limited-section { background: var(--primary-dark); position: relative; overflow: hidden; }
.limited-section::after { content: ''; position: absolute; top: -80px; right: -80px; width: 260px; height: 260px; border-radius: 50%; background: rgba(200,169,126,.15); }
.limited-section::before { content: ''; position: absolute; bottom: -100px; left: 20%; width: 220px; height: 220px; border-radius: 50%; background: rgba(200,169,126,.08); }
.limited-inner { position: relative; text-align: center; max-width: 620px; margin: 0 auto; padding: 30px 0; }
.limited-badge { background: rgba(255,255,255,.15); color: #fff; }
.limited-inner h2 { font-family: 'Noto Serif SC', serif; font-size: 32px; color: #fff; margin: 18px 0 14px; line-height: 1.4; }
.limited-inner p { color: rgba(255,255,255,.8); font-size: 15px; margin-bottom: 26px; }
.countdown { display: flex; justify-content: center; align-items: center; gap: 10px; margin-bottom: 32px; }
.count-item { display: flex; flex-direction: column; align-items: center; }
.count-num { font-size: 42px; font-weight: 700; font-family: 'Noto Serif SC', serif; color: #fff; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: 14px; min-width: 76px; padding: 10px 8px; line-height: 1.1; }
.count-label { font-size: 13px; color: rgba(255,255,255,.65); margin-top: 6px; }
.count-sep { font-size: 32px; font-weight: 300; color: rgba(255,255,255,.4); padding-bottom: 22px; }
.footer { background: var(--primary-dark); color: rgba(255,255,255,.8); padding: 60px 0 0; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; max-width: 320px; }
.footer-links h4, .footer-contact h4 { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 18px; font-family: 'Noto Serif SC', serif; }
.footer-links a, .footer-contact p { display: block; font-size: 14px; line-height: 2.2; color: rgba(255,255,255,.7); }
.footer-links a:hover { color: var(--accent); }
.footer-contact i { width: 18px; margin-right: 6px; color: var(--accent); }
.footer-bottom { padding: 22px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.5); }
.scroll-top { position: fixed; bottom: 30px; right: 30px; width: 46px; height: 46px; border-radius: 50%; background: var(--primary); color: #fff; border: none; font-size: 18px; display: flex; align-items: center; justify-content: center; z-index: 99; opacity: 0; visibility: hidden; transition: all .4s; box-shadow: var(--shadow); }
.scroll-top.show { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--accent-dark); transform: translateY(-3px); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .progress-card { margin: 0 auto; max-width: 460px; }
  .articles-layout { grid-template-columns: 1fr; }
  .sidebar-card { position: static; }
  .matrix-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .topbar-inner { flex-direction: column; text-align: center; padding: 6px 0; }
  .topbar-right { gap: 16px; }
  .menu-toggle { display: block; }
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; padding: 20px 24px; box-shadow: 0 12px 30px rgba(0,0,0,.1); border-top: 1px solid var(--border); border-radius: 0 0 16px 16px; gap: 10px; }
  .main-nav.open { display: flex; }
  .nav-link { display: block; padding: 12px 18px; }
  .header-cta { display: none; }
  .hero { padding: 56px 0; }
  .hero-left h1 { font-size: 28px; }
  .hero-stats { gap: 24px; }
  .section { padding: 56px 0; }
  .section-header h2 { font-size: 28px; }
  .faq-grid { grid-template-columns: 1fr; }
  .safety-grid { grid-template-columns: 1fr; }
  .bubble-grid { grid-template-columns: 1fr; }
  .app-inner { padding: 50px 30px; }
  .app-content h2 { font-size: 28px; }
  .count-num { font-size: 30px; min-width: 58px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 520px) {
  .hero-left h1 { font-size: 24px; }
  .hero-ctas .btn { width: 100%; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .matrix-grid { grid-template-columns: 1fr; }
  .news-card h3 { font-size: 16px; }
  .countdown { gap: 6px; }
  .count-num { font-size: 24px; min-width: 48px; padding: 8px 4px; }
  .limited-inner h2 { font-size: 26px; }
  .btn-lg { padding: 13px 28px; font-size: 14px; }
  .footer-top { grid-template-columns: 1fr; }
  .scroll-top { bottom: 16px; right: 16px; width: 40px; height: 40px; }
}

/* roulang page: category1 */
:root {
  --primary: #5C4033;
  --primary-dark: #3E2723;
  --primary-light: #8D6E63;
  --accent: #C8A97E;
  --accent-dark: #B08D57;
  --accent-light: #E8DCC8;
  --bg: #FAF6F0;
  --bg-alt: #F1EAE0;
  --text: #2D1B0E;
  --text-weak: #7A6A5C;
  --border: #E5D9C8;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(93, 64, 55, 0.12);
  --shadow-sm: 0 2px 10px rgba(93, 64, 55, 0.08);
  --container: 1200px;
}
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  margin: 0;
}
*, *::before, *::after { box-sizing: border-box; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: all .3s ease; }
button { font-family: inherit; cursor: pointer; }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 18px; border-radius: 999px;
  background: var(--accent-light); color: var(--primary);
  font-size: 13px; font-weight: 500; letter-spacing: .5px;
}
.badge i { font-size: 13px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 34px; border-radius: 999px;
  font-size: 15px; font-weight: 500;
  transition: all .3s ease; border: 2px solid transparent;
  line-height: 1.6; cursor: pointer;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(62, 39, 35, .22); }
.btn-outline { border-color: var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-accent { background: var(--accent); color: #3E2723; }
.btn-accent:hover { background: var(--accent-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(176, 141, 87, .25); }
.btn-outline-light { border-color: rgba(255, 255, 255, .8); color: #fff; background: transparent; }
.btn-outline-light:hover { background: #fff; color: var(--primary); }
.btn-lg { padding: 16px 42px; font-size: 16px; }
.btn-sm { padding: 8px 24px; font-size: 14px; }
.btn-block { width: 100%; }
.section { padding: 76px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-header h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px; line-height: 1.4;
  margin: 16px 0 12px; color: var(--text); font-weight: 700;
}
.section-header p { color: var(--text-weak); font-size: 15px; line-height: 1.9; }

/* topbar */
.topbar { background: var(--primary-dark); color: rgba(255, 255, 255, .88); font-size: 13px; padding: 9px 0; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px 20px; }
.topbar-left i, .topbar-right i { margin-right: 6px; color: var(--accent); }
.topbar-right { display: flex; gap: 26px; }
.topbar-right span { display: inline-flex; align-items: center; }

/* header */
.header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 14px rgba(0, 0, 0, .05); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Noto Serif SC', serif; font-size: 22px; font-weight: 700;
  color: var(--primary); white-space: nowrap;
}
.logo i { color: var(--accent-dark); font-size: 24px; }
.main-nav { display: flex; gap: 6px; }
.nav-link { padding: 9px 24px; border-radius: 999px; font-size: 15px; font-weight: 500; color: var(--text); }
.nav-link:hover { background: var(--accent-light); color: var(--primary); }
.nav-link.active { background: var(--primary); color: #fff; }
.menu-toggle {
  display: none; background: none; border: none;
  font-size: 24px; color: var(--primary); padding: 6px; border-radius: 8px;
}
.menu-toggle:focus { outline: 2px solid var(--accent); }

/* hero */
.hero { position: relative; padding: 88px 0; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(250, 246, 240, .97) 48%, rgba(250, 246, 240, .82)); }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero-left h1 { font-family: 'Noto Serif SC', serif; font-size: 34px; line-height: 1.45; font-weight: 700; color: var(--text); margin: 18px 0 20px; }
.hero-left > p { color: var(--text-weak); font-size: 16px; line-height: 1.85; margin-bottom: 30px; max-width: 540px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-stats { display: flex; gap: 40px; }
.stat-item { display: flex; flex-direction: column; }
.stat-item strong { font-size: 32px; font-family: 'Noto Serif SC', serif; color: var(--primary); line-height: 1.2; }
.stat-item span { font-size: 13px; color: var(--text-weak); margin-top: 6px; letter-spacing: 1px; }

/* progress card */
.progress-card { background: #fff; border-radius: var(--radius); padding: 32px 28px; box-shadow: var(--shadow); border: 1px solid var(--border); max-width: 420px; margin-left: auto; text-align: left; }
.progress-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.progress-card-header h3 { font-size: 17px; font-weight: 600; color: var(--text); display: flex; align-items: center; gap: 8px; }
.progress-card-header h3 i { color: var(--accent-dark); }
.progress-card > p { font-size: 14px; color: var(--text-weak); line-height: 1.7; }
.progress-card > p strong { color: var(--primary); font-size: 18px; }
.progress-bar { height: 10px; background: var(--bg-alt); border-radius: 999px; overflow: hidden; margin: 14px 0 12px; }
.progress-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-dark)); border-radius: 999px; }
.progress-card .btn { margin-top: 18px; }

/* feature */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: #fff; border-radius: var(--radius);
  padding: 32px 26px; border: 1px solid var(--border);
  transition: all .3s; text-align: center;
}
.feature-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); border-color: var(--accent); }
.feature-card i { font-size: 32px; color: var(--accent-dark); margin-bottom: 16px; display: inline-block; }
.feature-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 10px; color: var(--text); }
.feature-card p { font-size: 14px; color: var(--text-weak); line-height: 1.75; }

/* scenario */
.scenario-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.scenario-item { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: all .3s; }
.scenario-item:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: var(--accent); }
.scenario-item img { width: 100%; height: 230px; object-fit: cover; }
.scenario-body { padding: 24px 26px 28px; }
.scenario-body h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; color: var(--text); }
.scenario-body p { font-size: 14px; color: var(--text-weak); line-height: 1.8; }

/* steps */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; }
.step-item {
  background: #fff; border-radius: var(--radius);
  padding: 30px 24px; border: 1px solid var(--border);
  position: relative; text-align: center; transition: all .3s;
}
.step-item:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent-light); color: var(--primary-dark);
  font-size: 18px; font-weight: 700; margin-bottom: 16px;
}
.step-item h3 { font-size: 17px; font-weight: 600; margin-bottom: 10px; }
.step-item p { font-size: 14px; color: var(--text-weak); line-height: 1.75; }

/* news */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.news-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: all .3s; display: flex; flex-direction: column; }
.news-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: var(--accent); }
.news-card img { width: 100%; height: 210px; object-fit: cover; }
.news-body { padding: 24px 26px; display: flex; flex-direction: column; flex: 1; }
.news-card .tag { align-self: flex-start; margin-bottom: 12px; }
.news-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; line-height: 1.5; }
.news-card p { font-size: 14px; color: var(--text-weak); line-height: 1.75; margin-bottom: 16px; flex: 1; }
.news-link { font-size: 14px; font-weight: 500; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.news-link i { font-size: 13px; transition: transform .3s; }
.news-link:hover i { transform: translateX(4px); }

/* price */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; max-width: 1000px; margin: 0 auto; }
.price-card {
  background: #fff; border-radius: var(--radius);
  padding: 36px 30px; border: 1px solid var(--border);
  display: flex; flex-direction: column; transition: all .3s; position: relative;
}
.price-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.price-card.hot { border-color: var(--accent); box-shadow: 0 10px 34px rgba(176, 141, 87, .18); }
.price-tag {
  position: absolute; top: 18px; right: 18px;
  background: var(--accent); color: #3E2723;
  font-size: 12px; font-weight: 500;
  padding: 4px 14px; border-radius: 999px; letter-spacing: 1px;
}
.price-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 14px; }
.price-amount { font-family: 'Noto Serif SC', serif; font-size: 40px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.price-amount small { font-size: 16px; font-weight: 400; color: var(--text-weak); }
.price-desc { font-size: 13px; color: var(--text-weak); margin-bottom: 20px; }
.price-features { list-style: none; padding: 0; margin: 0 0 24px; border-top: 1px solid var(--border); padding-top: 16px; }
.price-features li { font-size: 14px; color: var(--text); padding: 7px 0; display: flex; align-items: center; gap: 8px; }
.price-features li i { color: var(--accent-dark); font-size: 13px; }
.price-card .btn { margin-top: auto; }

/* faq */
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 960px; margin: 0 auto; }
.faq-card { background: #fff; border-radius: var(--radius); padding: 26px 28px; border: 1px solid var(--border); transition: all .3s; }
.faq-card:hover { box-shadow: var(--shadow-sm); border-color: var(--accent); }
.faq-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 10px; color: var(--primary); display: flex; align-items: flex-start; gap: 8px; }
.faq-card h3 i { color: var(--accent-dark); font-size: 14px; margin-top: 4px; }
.faq-card p { font-size: 14px; color: var(--text-weak); line-height: 1.85; }

/* cta */
.cta-section { background: var(--primary-dark); color: #fff; padding: 88px 0; position: relative; overflow: hidden; }
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background-image: url('/assets/images/backpic/back-3.jpg');
  background-size: cover; background-position: center;
  opacity: .15;
}
.cta-inner { position: relative; text-align: center; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { font-family: 'Noto Serif SC', serif; font-size: 32px; margin-bottom: 16px; }
.cta-inner p { color: rgba(255, 255, 255, .78); font-size: 15px; margin-bottom: 32px; line-height: 1.8; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-phone { display: inline-block; margin-top: 20px; color: rgba(255, 255, 255, .7); font-size: 14px; }
.cta-phone i { margin-right: 6px; color: var(--accent); }
.cta-phone:hover { color: #fff; }

/* footer */
.footer { background: var(--primary-dark); color: rgba(255, 255, 255, .78); padding: 64px 0 0; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .logo { color: #fff; margin-bottom: 16px; font-size: 22px; }
.footer-brand .logo i { color: var(--accent); }
.footer-brand p { font-size: 14px; line-height: 1.85; color: rgba(255, 255, 255, .68); max-width: 320px; }
.footer-links h4, .footer-contact h4 { color: #fff; font-size: 16px; margin-bottom: 18px; font-weight: 600; }
.footer-links a { display: block; color: rgba(255, 255, 255, .72); font-size: 14px; padding: 5px 0; }
.footer-links a:hover { color: var(--accent); padding-left: 5px; }
.footer-contact p { font-size: 14px; color: rgba(255, 255, 255, .72); margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.footer-contact p i { color: var(--accent); font-size: 13px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding: 22px 0; text-align: center; font-size: 13px; color: rgba(255, 255, 255, .5); }

/* responsive */
@media (max-width: 1024px) {
  .section { padding: 60px 0; }
  .hero { padding: 64px 0; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .progress-card { margin-left: 0; max-width: 100%; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .scenario-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .main-nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; flex-direction: column; padding: 16px;
    border-bottom: 1px solid var(--border); box-shadow: 0 12px 24px rgba(0, 0, 0, .08);
  }
  .main-nav.open { display: flex; }
  .main-nav .nav-link { padding: 12px 20px; }
  .header-inner { height: 64px; }
  .logo { font-size: 19px; }
  .hero-left h1 { font-size: 27px; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .stat-item strong { font-size: 26px; }
  .faq-grid { grid-template-columns: 1fr; }
  .section-header h2 { font-size: 26px; }
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
  .cta-section { padding: 60px 0; }
  .cta-inner h2 { font-size: 26px; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .feature-grid, .scenario-grid, .news-grid, .price-grid, .steps-grid { grid-template-columns: 1fr; }
  .section { padding: 48px 0; }
  .section-header { margin-bottom: 36px; }
  .hero { padding: 48px 0; }
  .hero-left h1 { font-size: 23px; }
  .hero-stats { gap: 18px; }
  .stat-item span { font-size: 12px; }
  .topbar-right { display: none; }
  .progress-card { padding: 24px 20px; }
  .cta-buttons .btn { width: 100%; }
}