/* roulang page: index */
:root{
--primary:#4F46E5;
--primary-dark:#3730A3;
--primary-light:#818CF8;
--secondary:#10B981;
--secondary-dark:#059669;
--accent:#F59E0B;
--bg:#F9FAFB;
--bg-white:#FFFFFF;
--bg-card:#FFFFFF;
--text:#1F2937;
--text-secondary:#6B7280;
--text-light:#9CA3AF;
--border:#E5E7EB;
--border-light:#F3F4F6;
--radius:16px;
--radius-sm:10px;
--radius-lg:24px;
--shadow:0 4px 24px rgba(0,0,0,0.06);
--shadow-lg:0 12px 48px rgba(0,0,0,0.10);
--shadow-hover:0 16px 48px rgba(79,70,229,0.12);
--transition:all 0.3s cubic-bezier(0.4,0,0.2,1);
--font:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
--max-w:1200px;
--nav-h:72px;
--gap:24px;
--gap-lg:48px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);font-size:16px;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:var(--transition)}
img{max-width:100%;height:auto;display:block}
button,input,textarea{font-family:inherit;font-size:inherit}
input:focus,textarea:focus,button:focus{outline:2px solid var(--primary-light);outline-offset:2px}
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 20px}
.section{padding:80px 0}
.section-title{font-size:2.2rem;font-weight:700;text-align:center;margin-bottom:12px;color:var(--text)}
.section-sub{font-size:1.1rem;text-align:center;color:var(--text-secondary);max-width:640px;margin:0 auto 48px;line-height:1.7}
.text-center{text-align:center}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:50px;font-weight:600;font-size:1rem;border:none;cursor:pointer;transition:var(--transition);white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 16px rgba(79,70,229,0.30)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 32px rgba(79,70,229,0.40)}
.btn-secondary{background:var(--secondary);color:#fff;box-shadow:0 4px 16px rgba(16,185,129,0.30)}
.btn-secondary:hover{background:var(--secondary-dark);transform:translateY(-2px);box-shadow:0 8px 32px rgba(16,185,129,0.40)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--primary);box-shadow:0 4px 16px rgba(0,0,0,0.10)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,0,0,0.15)}
.card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transition:var(--transition)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-img{width:100%;height:200px;object-fit:cover}
.card-body{padding:24px}
.card-title{font-size:1.15rem;font-weight:600;margin-bottom:8px;line-height:1.4}
.card-text{font-size:0.95rem;color:var(--text-secondary);line-height:1.6;margin-bottom:16px}
.badge{display:inline-block;padding:4px 14px;border-radius:50px;font-size:0.8rem;font-weight:500;background:var(--primary-light);color:#fff;margin-right:6px;margin-bottom:6px}
.badge-green{background:#D1FAE5;color:#065F46}
.badge-yellow{background:#FEF3C7;color:#92400E}
.tag{display:inline-block;padding:2px 12px;border-radius:50px;font-size:0.75rem;font-weight:500;background:var(--border-light);color:var(--text-secondary);margin-right:4px;margin-bottom:4px;transition:var(--transition)}
.tag:hover{background:var(--primary-light);color:#fff}
/* 导航 */
header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.95);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);height:var(--nav-h)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);max-width:var(--max-w);margin:0 auto;padding:0 20px}
.logo{font-size:1.6rem;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:10px;letter-spacing:-0.5px}
.logo i{font-size:1.8rem}
.logo span{background:linear-gradient(135deg,var(--primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav{display:flex;align-items:center;gap:8px}
.nav a{display:flex;align-items:center;gap:6px;padding:8px 18px;border-radius:50px;font-size:0.95rem;font-weight:500;color:var(--text-secondary);transition:var(--transition);position:relative}
.nav a:hover,.nav a.active{color:var(--primary);background:rgba(79,70,229,0.08)}
.nav a.active{font-weight:600;color:var(--primary);background:rgba(79,70,229,0.12)}
.header-actions{display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;background:var(--border-light);border-radius:50px;padding:0 16px;border:1px solid var(--border);transition:var(--transition);height:42px}
.search-box:focus-within{border-color:var(--primary-light);background:#fff;box-shadow:0 0 0 4px rgba(79,70,229,0.08)}
.search-box input{border:none;background:transparent;padding:8px 0;width:160px;color:var(--text);font-size:0.9rem}
.search-box input::placeholder{color:var(--text-light)}
.search-box i{color:var(--text-light);font-size:0.9rem}
.mobile-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--text);cursor:pointer;padding:4px}
/* Hero */
.hero{position:relative;padding:140px 0 100px;background:linear-gradient(135deg,#EEF2FF,#E0E7FF,#C7D2FE);overflow:hidden;min-height:580px;display:flex;align-items:center}
.hero::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:0.12;z-index:0}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:0.08}
.hero .container{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero-content h1{font-size:3.2rem;font-weight:800;line-height:1.2;margin-bottom:16px;color:var(--text);letter-spacing:-0.5px}
.hero-content h1 span{background:linear-gradient(135deg,var(--primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-content p{font-size:1.15rem;color:var(--text-secondary);line-height:1.8;margin-bottom:32px;max-width:520px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual{display:flex;justify-content:center;align-items:center;position:relative}
.hero-visual img{max-width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);transform:perspective(800px) rotateY(-6deg);transition:var(--transition)}
.hero-visual img:hover{transform:perspective(800px) rotateY(0deg)}
.hero-stats{display:flex;gap:32px;margin-top:48px;padding-top:32px;border-top:1px solid rgba(255,255,255,0.2)}
.hero-stat{text-align:center}
.hero-stat-num{font-size:2rem;font-weight:700;color:#fff;display:block}
.hero-stat-label{font-size:0.85rem;color:rgba(255,255,255,0.75)}
/* 特色板块 */
.features{background:var(--bg-white)}
.feature-card{text-align:center;padding:40px 28px;border-radius:var(--radius);background:var(--bg-card);border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary))}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:transparent}
.feature-icon{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:1.6rem;color:#fff}
.feature-icon.purple{background:linear-gradient(135deg,#818CF8,#4F46E5)}
.feature-icon.green{background:linear-gradient(135deg,#34D399,#10B981)}
.feature-icon.yellow{background:linear-gradient(135deg,#FBBF24,#F59E0B)}
.feature-card h3{font-size:1.2rem;font-weight:600;margin-bottom:12px}
.feature-card p{font-size:0.95rem;color:var(--text-secondary);line-height:1.7}
/* 分类入口 */
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.category-card{display:flex;align-items:center;gap:20px;padding:24px;background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);transition:var(--transition);cursor:pointer}
.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary-light)}
.category-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;flex-shrink:0}
.category-icon.gradient1{background:linear-gradient(135deg,#F472B6,#EC4899)}
.category-icon.gradient2{background:linear-gradient(135deg,#60A5FA,#3B82F6)}
.category-card h4{font-size:1.05rem;font-weight:600;margin-bottom:4px}
.category-card p{font-size:0.85rem;color:var(--text-secondary)}
/* 最新资讯 */
.latest-section{background:var(--bg-white)}
.latest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.post-card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:transparent}
.post-card .card-img{height:180px;width:100%;object-fit:cover}
.post-meta{display:flex;align-items:center;gap:12px;font-size:0.8rem;color:var(--text-light);margin-bottom:8px;flex-wrap:wrap}
.post-meta .cat{color:var(--primary);font-weight:500}
.post-card .card-body{padding:20px}
.post-card .card-title{font-size:1.05rem;font-weight:600;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card .card-text{font-size:0.88rem;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
.post-card .read-more{font-size:0.85rem;font-weight:500;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.post-card .read-more i{transition:var(--transition)}
.post-card .read-more:hover i{transform:translateX(4px)}
/* 数据板块 */
.stats-section{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;position:relative;overflow:hidden}
.stats-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.08;z-index:0}
.stats-section .container{position:relative;z-index:1}
.stats-section .section-title{color:#fff}
.stats-section .section-sub{color:rgba(255,255,255,0.75)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;text-align:center}
.stat-item{padding:32px 16px;background:rgba(255,255,255,0.10);border-radius:var(--radius);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.12)}
.stat-num{font-size:2.6rem;font-weight:800;display:block;margin-bottom:4px;line-height:1.2}
.stat-label{font-size:0.95rem;opacity:0.85}
/* 流程板块 */
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);position:relative}
.process-step{text-align:center;padding:32px 20px;position:relative}
.process-step .step-num{width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.2rem;margin:0 auto 20px;position:relative;z-index:1}
.process-step h4{font-size:1.1rem;font-weight:600;margin-bottom:8px}
.process-step p{font-size:0.9rem;color:var(--text-secondary);line-height:1.7}
.process-step::after{content:'→';position:absolute;right:-16px;top:40px;font-size:1.8rem;color:var(--primary-light);font-weight:300}
.process-step:last-child::after{display:none}
/* FAQ */
.faq-section{background:var(--bg-white)}
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:var(--primary-light)}
.faq-question{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;cursor:pointer;font-weight:500;font-size:1rem;background:var(--bg-card);transition:var(--transition);gap:12px}
.faq-question:hover{background:rgba(79,70,229,0.04)}
.faq-question i{color:var(--primary);transition:var(--transition);font-size:0.9rem;flex-shrink:0}
.faq-answer{padding:0 24px 18px;font-size:0.95rem;color:var(--text-secondary);line-height:1.7;display:none}
.faq-item.active .faq-question i{transform:rotate(180deg)}
.faq-item.active .faq-answer{display:block}
.faq-item.active{border-color:var(--primary-light)}
/* CTA */
.cta-section{background:linear-gradient(135deg,#EEF2FF,#E0E7FF);position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:0.06;z-index:0}
.cta-section .container{position:relative;z-index:1;text-align:center}
.cta-section h2{font-size:2.2rem;font-weight:700;margin-bottom:16px}
.cta-section p{font-size:1.1rem;color:var(--text-secondary);max-width:560px;margin:0 auto 32px}
.cta-btns{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
/* 页脚 */
footer{background:var(--text);color:rgba(255,255,255,0.85);padding:56px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
footer h4{color:#fff;font-size:1rem;font-weight:600;margin-bottom:16px}
footer p,footer a{font-size:0.9rem;color:rgba(255,255,255,0.65);line-height:1.8}
footer a:hover{color:#fff}
.footer-brand .logo{color:#fff;margin-bottom:12px}
.footer-brand p{max-width:320px}
footer ul{list-style:none;padding:0}
footer ul li{margin-bottom:6px}
footer ul li a{display:inline-flex;align-items:center;gap:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.10);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:0.85rem;color:rgba(255,255,255,0.50)}
.footer-socials{display:flex;gap:12px}
.footer-socials a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.6);transition:var(--transition);font-size:0.95rem}
.footer-socials a:hover{background:var(--primary);color:#fff}
/* 空状态 */
.empty-state{text-align:center;padding:48px 20px;color:var(--text-secondary);font-size:1rem}
.empty-state i{font-size:2.4rem;color:var(--text-light);margin-bottom:16px}
/* 响应式 */
@media(max-width:1024px){
.grid-4{grid-template-columns:repeat(2,1fr)}
.hero .container{grid-template-columns:1fr;text-align:center}
.hero-content p{margin:0 auto 32px}
.hero-btns{justify-content:center}
.hero-visual{display:none}
.stats-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
:root{--nav-h:64px}
.section{padding:56px 0}
.section-title{font-size:1.7rem}
.section-sub{font-size:1rem;margin-bottom:32px}
.grid-2,.grid-3{grid-template-columns:1fr}
.grid-4{grid-template-columns:1fr 1fr}
.hero{padding:100px 0 60px;min-height:auto}
.hero-content h1{font-size:2rem}
.hero-content p{font-size:1rem}
.nav{display:none}
.mobile-toggle{display:block}
.nav.open{display:flex;flex-direction:column;position:absolute;top:var(--nav-h);left:0;right:0;background:rgba(255,255,255,0.98);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:16px 20px;border-bottom:1px solid var(--border);gap:4px;box-shadow:var(--shadow-lg)}
.nav.open a{padding:12px 16px;border-radius:var(--radius-sm)}
.latest-grid{grid-template-columns:1fr}
.category-grid{grid-template-columns:1fr}
.process-grid{grid-template-columns:1fr}
.process-step::after{display:none}
.stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}
.stat-num{font-size:2rem}
.footer-grid{grid-template-columns:1fr;gap:24px}
.footer-bottom{flex-direction:column;text-align:center}
.header-actions .search-box{display:none}
}
@media(max-width:520px){
.hero-content h1{font-size:1.6rem}
.hero-btns{flex-direction:column;align-items:stretch}
.hero-btns .btn{justify-content:center}
.stat-num{font-size:1.6rem}
.stats-grid{grid-template-columns:1fr 1fr;gap:12px}
.stat-item{padding:20px 12px}
.grid-4{grid-template-columns:1fr}
.cta-section h2{font-size:1.6rem}
}

/* roulang page: article */
:root {
  --primary: #6366F1;
  --primary-dark: #4F46E5;
  --primary-light: #A5B4FC;
  --secondary: #F59E0B;
  --secondary-dark: #D97706;
  --secondary-light: #FCD34D;
  --bg-body: #F8FAFC;
  --bg-white: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-muted: #F1F5F9;
  --text-primary: #0F172A;
  --text-body: #1E293B;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 24px 60px rgba(0,0,0,0.16);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--bg-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
input, button, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
button { cursor: pointer; background: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 768px) {
  .container { padding: 0 16px; }
}

/* ===== Header & Nav ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: var(--transition);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}
.logo i { color: var(--primary); font-size: 26px; }
.logo:hover { color: var(--primary); }
.logo span { background: linear-gradient(135deg, var(--primary), #8B5CF6); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.nav { display: flex; align-items: center; gap: 6px; }
.nav a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}
.nav a i { font-size: 14px; }
.nav a:hover { color: var(--primary); background: rgba(99,102,241,0.08); }
.nav a.active { color: var(--primary); background: rgba(99,102,241,0.12); font-weight: 600; }
.nav a.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 3px;
  background: var(--primary);
  border-radius: 3px 3px 0 0;
}

.header-actions { display: flex; align-items: center; gap: 12px; }
.header-search {
  display: flex;
  align-items: center;
  background: var(--bg-muted);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  height: 40px;
  border: 1px solid transparent;
  transition: var(--transition);
  width: 200px;
}
.header-search:focus-within { border-color: var(--primary); background: var(--bg-white); box-shadow: 0 0 0 3px rgba(99,102,241,0.1); }
.header-search input { background: transparent; border: none; padding: 8px 0; font-size: 14px; color: var(--text-body); width: 100%; }
.header-search input::placeholder { color: var(--text-light); }
.header-search i { color: var(--text-light); font-size: 14px; margin-right: 8px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(99,102,241,0.3); }
.btn-secondary {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-secondary:hover { background: var(--primary); color: #fff; transform: translateY(-1px); }
.btn-sm { padding: 6px 16px; font-size: 13px; border-radius: 6px; }

.mobile-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition); }

@media (max-width: 768px) {
  .header-search { width: 140px; }
  .nav { display: none; position: absolute; top: var(--header-height); left: 0; width: 100%; background: var(--bg-white); border-bottom: 1px solid var(--border); flex-direction: column; padding: 16px 24px; gap: 4px; box-shadow: var(--shadow-lg); }
  .nav.open { display: flex; }
  .nav a { padding: 12px 16px; width: 100%; border-radius: var(--radius-sm); }
  .nav a.active::after { display: none; }
  .nav a.active { background: rgba(99,102,241,0.12); }
  .mobile-toggle { display: flex; }
  .header-actions .btn-primary .btn-text { display: none; }
}

/* ===== Article Hero ===== */
.article-hero {
  margin-top: var(--header-height);
  padding: 80px 0 60px;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  position: relative;
  overflow: hidden;
  min-height: 340px;
  display: flex;
  align-items: center;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.15;
  mix-blend-mode: overlay;
}
.article-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,0.92) 0%, rgba(30,41,59,0.80) 100%);
}
.article-hero .container { position: relative; z-index: 2; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.breadcrumb a { color: rgba(255,255,255,0.7); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,0.5); }
.breadcrumb i { font-size: 10px; color: rgba(255,255,255,0.4); }

.article-hero h1 {
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
  max-width: 800px;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  color: rgba(255,255,255,0.75);
  font-size: 14px;
}
.article-meta .tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(99,102,241,0.25);
  color: var(--primary-light);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid rgba(99,102,241,0.3);
}
.article-meta i { margin-right: 4px; font-size: 13px; }
.article-meta span { display: flex; align-items: center; gap: 4px; }

@media (max-width: 768px) {
  .article-hero { padding: 60px 0 40px; min-height: 260px; }
  .article-hero h1 { font-size: 26px; }
  .article-meta { gap: 12px; font-size: 13px; }
}

/* ===== Article Content ===== */
.article-main {
  padding: 48px 0 64px;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}

.article-body {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 40px 44px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.article-body .content {
  font-size: 17px;
  line-height: 1.85;
  color: var(--text-body);
}
.article-body .content p { margin-bottom: 1.6em; }
.article-body .content h2 { font-size: 26px; font-weight: 700; margin: 2em 0 0.8em; color: var(--text-primary); }
.article-body .content h3 { font-size: 21px; font-weight: 600; margin: 1.8em 0 0.6em; color: var(--text-primary); }
.article-body .content ul, .article-body .content ol { margin-bottom: 1.6em; padding-left: 1.8em; }
.article-body .content ul li { list-style: disc; margin-bottom: 0.4em; }
.article-body .content ol li { list-style: decimal; margin-bottom: 0.4em; }
.article-body .content img { border-radius: var(--radius-sm); margin: 1.6em 0; box-shadow: var(--shadow-sm); }
.article-body .content blockquote {
  border-left: 4px solid var(--primary);
  background: var(--bg-muted);
  padding: 16px 24px;
  margin: 1.6em 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted);
  font-style: italic;
}
.article-body .content a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body .content a:hover { color: var(--primary-dark); }

.article-footer-bar {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.article-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.article-tags span { font-size: 14px; color: var(--text-muted); font-weight: 500; }
.article-tags a {
  display: inline-block;
  padding: 4px 14px;
  background: var(--bg-muted);
  border-radius: 20px;
  font-size: 13px;
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.article-tags a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.article-share {
  display: flex;
  align-items: center;
  gap: 8px;
}
.article-share span { font-size: 14px; color: var(--text-muted); }
.article-share a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-muted);
  color: var(--text-muted);
  font-size: 15px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.article-share a:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }

/* ===== Sidebar ===== */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.sidebar-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.sidebar-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 8px;
}
.sidebar-card h3 i { color: var(--primary); font-size: 16px; }

.sidebar-list { display: flex; flex-direction: column; gap: 12px; }
.sidebar-list li { }
.sidebar-list a {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
  align-items: flex-start;
  transition: var(--transition);
}
.sidebar-list li:last-child a { border-bottom: none; }
.sidebar-list a:hover { padding-left: 6px; }
.sidebar-list .thumb {
  width: 64px;
  height: 48px;
  border-radius: 6px;
  background: var(--bg-muted);
  flex-shrink: 0;
  overflow: hidden;
}
.sidebar-list .thumb img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-list .info { flex: 1; min-width: 0; }
.sidebar-list .info .title { font-size: 14px; font-weight: 600; color: var(--text-body); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sidebar-list .info .date { font-size: 12px; color: var(--text-light); margin-top: 4px; }

.sidebar-cta {
  background: linear-gradient(135deg, var(--primary) 0%, #8B5CF6 100%);
  color: #fff;
  padding: 28px 24px;
  border-radius: var(--radius-md);
  text-align: center;
}
.sidebar-cta h4 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.sidebar-cta p { font-size: 14px; opacity: 0.9; margin-bottom: 16px; }
.sidebar-cta .btn-white {
  background: #fff;
  color: var(--primary);
  padding: 10px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  display: inline-block;
  transition: var(--transition);
}
.sidebar-cta .btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); color: var(--primary-dark); }

@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .sidebar-cta { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .article-body { padding: 24px 20px; }
  .article-body .content { font-size: 16px; }
  .article-sidebar { grid-template-columns: 1fr; }
  .article-footer-bar { flex-direction: column; align-items: flex-start; }
}

/* ===== Related Section ===== */
.related-section {
  padding: 56px 0 64px;
  background: var(--bg-white);
  border-top: 1px solid var(--border);
}
.related-section .section-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 32px;
  text-align: center;
}
.related-section .section-title i { color: var(--primary); margin-right: 10px; }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.related-card .thumb {
  width: 100%;
  height: 180px;
  background: var(--bg-muted);
  overflow: hidden;
}
.related-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.related-card:hover .thumb img { transform: scale(1.05); }
.related-card .body { padding: 18px 20px 20px; }
.related-card .body .cat {
  display: inline-block;
  padding: 2px 12px;
  background: rgba(99,102,241,0.1);
  color: var(--primary);
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 10px;
}
.related-card .body h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-card .body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.related-card .body .meta { font-size: 12px; color: var(--text-light); display: flex; align-items: center; gap: 12px; }

@media (max-width: 1024px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* ===== Not Found ===== */
.not-found {
  text-align: center;
  padding: 80px 20px;
}
.not-found i { font-size: 56px; color: var(--text-light); margin-bottom: 20px; }
.not-found h2 { font-size: 28px; color: var(--text-primary); margin-bottom: 12px; }
.not-found p { color: var(--text-muted); font-size: 16px; margin-bottom: 24px; }

/* ===== Footer ===== */
footer {
  background: #0F172A;
  color: rgba(255,255,255,0.8);
  padding: 56px 0 0;
  margin-top: auto;
}
footer .footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
footer .logo { color: #fff; font-size: 20px; margin-bottom: 12px; }
footer .logo i { color: var(--primary-light); }
footer .logo span { -webkit-text-fill-color: #fff; }
footer p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.6); max-width: 360px; }
footer h4 { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 16px; }
footer ul li { margin-bottom: 10px; }
footer ul a { color: rgba(255,255,255,0.6); font-size: 14px; display: flex; align-items: center; gap: 8px; }
footer ul a:hover { color: #fff; padding-left: 4px; }
footer ul a i { font-size: 10px; color: var(--primary-light); }
footer ul li i { width: 18px; color: var(--primary-light); font-size: 14px; }
.footer-socials { display: flex; gap: 12px; }
.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.7);
  font-size: 16px;
  transition: var(--transition);
}
.footer-socials a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 8px;
}

@media (max-width: 1024px) {
  footer .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  footer .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  footer .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ===== Utils ===== */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.gap-8 { gap: 8px; }
.flex-center { display: flex; align-items: center; justify-content: center; }

@media (max-width: 768px) {
  :root { --header-height: 64px; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6c5ce7;
            --primary-light: #a29bfe;
            --primary-dark: #4834d4;
            --secondary: #fd79a8;
            --secondary-light: #fab1c8;
            --accent: #fdcb6e;
            --bg: #f8f9fe;
            --bg-card: #ffffff;
            --bg-alt: #f0f2ff;
            --text: #2d2b3a;
            --text-light: #6b6a7a;
            --text-white: #ffffff;
            --border: rgba(108, 92, 231, 0.15);
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow: 0 8px 30px rgba(108, 92, 231, 0.10);
            --shadow-hover: 0 16px 48px rgba(108, 92, 231, 0.18);
            --transition: 0.30s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--bg);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        ul {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 20px rgba(108, 92, 231, 0.06);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.3px;
        }
        .logo i {
            font-size: 1.6rem;
            color: var(--primary);
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary-dark), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav a {
            padding: 8px 18px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.92rem;
            color: var(--text-light);
            transition: all var(--transition);
            position: relative;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav a i {
            font-size: 0.85rem;
        }
        .nav a:hover {
            color: var(--primary);
            background: rgba(108, 92, 231, 0.07);
        }
        .nav a.active {
            color: var(--text-white);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.30);
        }
        .nav a.active:hover {
            color: var(--text-white);
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
        }
        .nav-cta {
            padding: 8px 22px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.90rem;
            color: var(--text-white) !important;
            background: linear-gradient(135deg, var(--secondary), #e84393);
            box-shadow: 0 4px 16px rgba(253, 121, 168, 0.35);
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(253, 121, 168, 0.45);
            color: var(--text-white) !important;
            background: linear-gradient(135deg, #e84393, var(--secondary));
        }
        .nav-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(108, 92, 231, 0.07);
        }
        @media (max-width: 768px) {
            .nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                padding: 16px 24px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow);
                gap: 4px;
                border-radius: 0 0 var(--radius) var(--radius);
            }
            .nav.open {
                display: flex;
            }
            .nav a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 1rem;
            }
            .nav-cta {
                margin-top: 8px;
                justify-content: center;
            }
            .nav-toggle {
                display: block;
            }
        }
        @media (max-width: 520px) {
            .logo {
                font-size: 1.1rem;
            }
            .logo i {
                font-size: 1.3rem;
            }
            .nav a {
                font-size: 0.90rem;
                padding: 10px 14px;
            }
        }

        /* ===== Hero / Banner ===== */
        .page-banner {
            background: linear-gradient(135deg, var(--primary-dark) 0%, #2d1b69 50%, var(--primary) 100%);
            padding: 80px 0 72px;
            position: relative;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(45, 27, 105, 0.88) 0%, rgba(108, 92, 231, 0.78) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.25);
        }
        .page-banner p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.88);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .banner-tags span {
            background: rgba(255, 255, 255, 0.16);
            backdrop-filter: blur(4px);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            color: var(--text-white);
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .banner-tags span i {
            margin-right: 6px;
            font-size: 0.75rem;
            color: var(--accent);
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 60px 0 48px;
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 2.0rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .page-banner p {
                font-size: 0.92rem;
            }
            .banner-tags span {
                font-size: 0.78rem;
                padding: 4px 14px;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: 2.0rem;
            font-weight: 800;
            margin-bottom: 12px;
            color: var(--text);
            letter-spacing: -0.3px;
        }
        .section-title p {
            color: var(--text-light);
            font-size: 1.05rem;
            max-width: 540px;
            margin: 0 auto;
        }
        .section-title .title-icon {
            display: inline-block;
            font-size: 2.2rem;
            margin-bottom: 12px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .section-title p {
                font-size: 0.95rem;
            }
        }
        @media (max-width: 520px) {
            .section-title h2 {
                font-size: 1.35rem;
            }
        }

        /* ===== 评测维度 ===== */
        .dims-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
        }
        .dim-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 20px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .dim-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .dim-card .dim-icon {
            font-size: 2.2rem;
            margin-bottom: 12px;
            display: block;
        }
        .dim-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .dim-card p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.5;
        }
        .dim-card .score {
            display: inline-block;
            margin-top: 10px;
            background: linear-gradient(135deg, var(--accent), #f39c12);
            padding: 2px 14px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.85rem;
            color: #2d2b3a;
        }
        @media (max-width: 520px) {
            .dims-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .dim-card {
                padding: 20px 14px;
            }
            .dim-card .dim-icon {
                font-size: 1.8rem;
            }
        }

        /* ===== 评测卡片 ===== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 28px;
        }
        .review-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .review-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .review-card .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
            background: var(--bg-alt);
        }
        .review-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .review-card:hover .card-img img {
            transform: scale(1.05);
        }
        .review-card .card-img .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--text-white);
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.30);
        }
        .review-card .card-img .rating {
            position: absolute;
            bottom: 14px;
            right: 14px;
            background: rgba(0, 0, 0, 0.72);
            backdrop-filter: blur(6px);
            color: var(--accent);
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .review-card .card-img .rating i {
            font-size: 0.75rem;
        }
        .review-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .review-card .card-body .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }
        .review-card .card-body .card-tags span {
            background: var(--bg-alt);
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--text-light);
            border: 1px solid var(--border);
        }
        .review-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .review-card .card-body h3 a {
            color: var(--text);
        }
        .review-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .review-card .card-body p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .review-card .card-body .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-light);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .review-card .card-body .card-meta span i {
            margin-right: 4px;
        }
        .review-card .card-body .card-meta a {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.85rem;
        }
        .review-card .card-body .card-meta a:hover {
            color: var(--primary-dark);
        }
        @media (max-width: 768px) {
            .reviews-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
                gap: 20px;
            }
            .review-card .card-body {
                padding: 18px 18px 20px;
            }
        }
        @media (max-width: 520px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .review-card .card-img {
                height: 180px;
            }
        }

        /* ===== 评分排行榜 ===== */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
            margin: 0 auto;
        }
        .rank-item {
            display: flex;
            align-items: center;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: 16px 22px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
            gap: 16px;
        }
        .rank-item:hover {
            transform: translateX(6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-light);
        }
        .rank-item .rank-num {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary-light);
            min-width: 36px;
            text-align: center;
            font-feature-settings: "tnum";
        }
        .rank-item .rank-num.top {
            color: var(--accent);
        }
        .rank-item .rank-info {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .rank-item .rank-info h4 {
            font-size: 1.0rem;
            font-weight: 700;
        }
        .rank-item .rank-info .rank-tags {
            display: flex;
            gap: 8px;
            font-size: 0.78rem;
            color: var(--text-light);
            margin-top: 2px;
        }
        .rank-item .rank-score {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            background: var(--bg-alt);
            padding: 4px 16px;
            border-radius: 40px;
            min-width: 56px;
            text-align: center;
        }
        .rank-item .rank-score.high {
            color: #e84393;
        }
        @media (max-width: 520px) {
            .rank-item {
                padding: 12px 14px;
                flex-wrap: wrap;
                gap: 8px;
            }
            .rank-item .rank-num {
                font-size: 1.1rem;
                min-width: 28px;
            }
            .rank-item .rank-info h4 {
                font-size: 0.90rem;
            }
            .rank-item .rank-score {
                font-size: 1.1rem;
                padding: 2px 12px;
                min-width: 44px;
            }
        }

        /* ===== 特色区块 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 28px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 24px 28px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .feature-card .ft-icon {
            font-size: 2.6rem;
            margin-bottom: 16px;
            display: block;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .feature-card {
                padding: 24px 16px 20px;
            }
            .feature-card .ft-icon {
                font-size: 2.0rem;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-item summary {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1.0rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--text);
            transition: color var(--transition);
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--primary);
            font-size: 0.9rem;
            transition: transform var(--transition);
        }
        .faq-item[open] summary i {
            transform: rotate(90deg);
        }
        .faq-item summary:hover {
            color: var(--primary);
        }
        .faq-item .faq-answer {
            padding: 0 24px 20px 24px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            border-top: 1px solid var(--border);
            padding-top: 16px;
            margin-top: 0;
        }
        @media (max-width: 520px) {
            .faq-item summary {
                padding: 14px 16px;
                font-size: 0.92rem;
            }
            .faq-item .faq-answer {
                padding: 0 16px 16px 16px;
                font-size: 0.88rem;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, #2d1b69 50%, var(--primary) 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.10;
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.0rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .cta-section p {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 540px;
            margin: 0 auto 28px;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 34px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.0rem;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }
        .btn-primary {
            background: var(--text-white);
            color: var(--primary-dark) !important;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.20);
            background: #f0f2ff;
        }
        .btn-outline-light {
            background: transparent;
            color: var(--text-white) !important;
            border: 2px solid rgba(255, 255, 255, 0.35);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: rgba(255, 255, 255, 0.60);
            transform: translateY(-3px);
        }
        @media (max-width: 520px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
            .btn {
                padding: 12px 24px;
                font-size: 0.92rem;
                width: 100%;
                justify-content: center;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
        }

        /* ===== 页脚 ===== */
        footer {
            background: #1a1a2e;
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
        }
        footer .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        footer .footer-brand .logo {
            font-size: 1.25rem;
            margin-bottom: 12px;
            display: inline-flex;
        }
        footer .footer-brand .logo i {
            -webkit-text-fill-color: var(--primary-light);
        }
        footer .footer-brand .logo span {
            -webkit-text-fill-color: var(--text-white);
        }
        footer .footer-brand p {
            font-size: 0.90rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.60);
            max-width: 320px;
        }
        footer h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        footer h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary-light), var(--secondary));
            border-radius: 4px;
        }
        footer ul li {
            margin-bottom: 10px;
            font-size: 0.90rem;
        }
        footer ul li a {
            color: rgba(255, 255, 255, 0.60);
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        footer ul li a:hover {
            color: var(--primary-light);
        }
        footer ul li i {
            color: var(--primary-light);
            width: 18px;
            text-align: center;
        }
        footer .footer-socials a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.70);
            font-size: 1.1rem;
            transition: all var(--transition);
            margin-right: 8px;
        }
        footer .footer-socials a:hover {
            background: var(--primary);
            color: var(--text-white);
            transform: translateY(-3px);
        }
        footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.45);
        }
        footer .footer-bottom span:last-child {
            color: rgba(255, 255, 255, 0.30);
        }
        @media (max-width: 1024px) {
            footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 520px) {
            footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            footer {
                padding: 36px 0 0;
            }
            footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 移动端菜单 overlay ===== */
        .nav-backdrop {
            display: none;
        }
        @media (max-width: 768px) {
            .nav-backdrop.open {
                display: block;
                position: fixed;
                inset: 0;
                background: rgba(0, 0, 0, 0.25);
                z-index: 998;
            }
        }

        /* ===== 工具类 ===== */
        .text-center {
            text-align: center;
        }
        .mt-12 {
            margin-top: 12px;
        }
        .mb-12 {
            margin-bottom: 12px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }