/* roulang page: index */
:root{
  --primary:#0d1b2a;--primary-light:#1b3a5b;--accent:#d8a84c;--accent-hover:#c69735;
  --bg:#f6f8fb;--white:#ffffff;--text:#1a2a3a;--text-light:#5a6b7d;--text-muted:#8a9aaa;
  --border:#e3e9f0;--border-light:#edf1f6;
  --radius-sm:8px;--radius:14px;--radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(13,27,42,.05);--shadow:0 8px 30px rgba(13,27,42,.08);--shadow-lg:0 18px 50px rgba(13,27,42,.12);
  --gradient:linear-gradient(135deg,#0d1b2a 0%,#1b3a5b 100%);
  --transition:all .3s cubic-bezier(.4,0,.2,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:var(--transition)}
button{border:none;background:none;cursor:pointer;font-family:inherit}
input{font-family:inherit}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
/* header */
.site-header{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{width:40px;height:40px;background:var(--gradient);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:20px}
.logo-text{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:.5px;white-space:nowrap}
.main-nav{display:flex;gap:4px}
.nav-link{padding:10px 18px;border-radius:var(--radius-sm);font-size:15px;font-weight:500;color:var(--text-light)}
.nav-link:hover{color:var(--primary);background:var(--bg)}
.nav-link.active{color:var(--primary);background:#f0f3f8;font-weight:700}
.header-actions{display:flex;align-items:center;gap:14px}
.search-box{display:flex;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:0 6px 0 16px;height:40px;width:220px;transition:var(--transition)}
.search-box:focus-within{border-color:var(--accent);background:var(--white)}
.search-box input{flex:1;border:none;outline:none;background:transparent;font-size:14px;color:var(--text)}
.search-box button{width:30px;height:30px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0}
.search-box button:hover{background:var(--accent)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;transition:var(--transition);gap:8px;line-height:1.4}
.btn-primary{background:var(--accent);color:var(--primary)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 24px rgba(216,168,76,.35)}
.btn-outline{border:2px solid rgba(255,255,255,.6);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.15);border-color:#fff;transform:translateY(-2px)}
.btn-dark{background:var(--primary);color:#fff}
.btn-dark:hover{background:var(--primary-light);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-lg{padding:16px 40px;font-size:16px;border-radius:12px}
.menu-toggle{display:none;font-size:22px;color:var(--text);width:40px;height:40px;border-radius:8px;align-items:center;justify-content:center;transition:var(--transition)}
.menu-toggle:hover{background:var(--bg)}
/* hero */
.hero{position:relative;padding:130px 0 110px;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;overflow:hidden}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,27,42,.92) 0%,rgba(13,27,42,.68) 45%,rgba(13,27,42,.3) 100%)}
.hero-content{position:relative;z-index:2;max-width:680px;color:#fff}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:6px 18px;border-radius:999px;font-size:14px;margin-bottom:24px;backdrop-filter:blur(8px)}
.hero-title{font-size:48px;font-weight:800;line-height:1.25;margin-bottom:20px;letter-spacing:-.5px}
.hero-subtitle{font-size:18px;line-height:1.75;color:rgba(255,255,255,.88);margin-bottom:36px;max-width:560px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;gap:48px;margin-top:64px;padding-top:32px;border-top:1px solid rgba(255,255,255,.15)}
.stat-item{display:flex;flex-direction:column}
.stat-number{font-size:34px;font-weight:800;color:var(--accent);line-height:1.2}
.stat-label{font-size:14px;color:rgba(255,255,255,.7);margin-top:4px}
/* section */
.section{padding:90px 0}
.section-alt{background:var(--white)}
.section-head{text-align:center;margin-bottom:56px;max-width:720px;margin-left:auto;margin-right:auto}
.section-tag{display:inline-block;background:rgba(216,168,76,.12);color:var(--accent);font-size:13px;font-weight:700;padding:6px 18px;border-radius:999px;margin-bottom:16px;letter-spacing:1px}
.section-title{font-size:36px;font-weight:800;color:var(--primary);margin-bottom:14px;line-height:1.3}
.section-desc{font-size:16px;color:var(--text-light);line-height:1.75}
/* grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
/* card */
.card{background:var(--white);border-radius:var(--radius);padding:32px 28px;border:1px solid var(--border-light);transition:var(--transition)}
.card:hover{box-shadow:var(--shadow);transform:translateY(-5px);border-color:var(--border)}
.card-icon{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:var(--gradient);color:var(--accent);font-size:22px;margin-bottom:20px}
.card-title{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--primary)}
.card-desc{font-size:14px;color:var(--text-light);line-height:1.75}
/* badge */
.badge{display:inline-block;padding:4px 14px;border-radius:999px;font-size:12px;font-weight:600;background:#eef2f7;color:var(--text-light)}
.badge-accent{background:rgba(216,168,76,.15);color:var(--accent)}
/* cover card */
.cover-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-light);transition:var(--transition);display:block;height:100%}
.cover-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px);border-color:var(--border)}
.cover-image{height:190px;background-size:cover;background-position:center;position:relative;display:flex;align-items:flex-start;justify-content:flex-start;padding:18px}
.cover-tag{background:rgba(13,27,42,.75);color:#fff;font-size:12px;font-weight:600;padding:5px 14px;border-radius:999px;backdrop-filter:blur(4px)}
.cover-body{padding:24px 26px 28px}
.cover-body h3{font-size:18px;font-weight:700;margin-bottom:8px;color:var(--primary)}
.cover-body p{font-size:14px;color:var(--text-light);line-height:1.7;margin-bottom:14px}
.cover-link{font-size:14px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px}
.cover-card:hover .cover-link{color:var(--accent-hover);gap:10px}
/* news */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{background:var(--white);border-radius:var(--radius);border:1px solid var(--border-light);overflow:hidden;transition:var(--transition);height:100%}
.news-card:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:var(--border)}
.news-card-body{padding:28px}
.news-card-meta{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.news-date{font-size:13px;color:var(--text-muted);display:inline-flex;align-items:center;gap:5px}
.news-card-title{font-size:18px;font-weight:700;margin-bottom:10px;line-height:1.5;color:var(--primary)}
.news-card-title:hover{color:var(--accent)}
.news-card-desc{font-size:14px;color:var(--text-light);line-height:1.7;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card-link{font-size:14px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px}
.news-card:hover .news-card-link{gap:10px}
.empty-tip{grid-column:1/-1;background:var(--white);border:1px dashed var(--border);border-radius:var(--radius);padding:48px;text-align:center;color:var(--text-muted);font-size:15px}
/* stats */
.stats-section{background:linear-gradient(135deg,rgba(13,27,42,.96),rgba(27,58,91,.92)),url('/assets/images/backpic/back-2.png') center/cover;padding:80px 0;color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.stats-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:36px 24px;text-align:center;transition:var(--transition)}
.stats-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px)}
.stats-icon{font-size:32px;color:var(--accent);margin-bottom:14px;display:block}
.stats-num{font-size:36px;font-weight:800;display:block;line-height:1.2}
.stats-label{font-size:14px;color:rgba(255,255,255,.7);margin-top:6px;display:block}
/* feature */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.feature-image{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.feature-image img{width:100%;height:420px;object-fit:cover}
.feature-content .section-tag{margin-bottom:12px}
.feature-content h2{font-size:32px;font-weight:800;color:var(--primary);line-height:1.35;margin-bottom:18px}
.feature-content p{font-size:15px;color:var(--text-light);line-height:1.8;margin-bottom:24px}
.feature-list{margin-bottom:28px}
.feature-list li{display:flex;align-items:center;gap:12px;padding:8px 0;font-size:15px;color:var(--text);font-weight:500}
.feature-list li i{color:var(--accent);font-size:18px;width:22px;text-align:center}
/* faq */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--white);border:1px solid var(--border-light);border-radius:var(--radius);padding:26px 28px;margin-bottom:14px;transition:var(--transition)}
.faq-item:hover{border-color:var(--border);box-shadow:var(--shadow-sm)}
.faq-question{font-size:17px;font-weight:600;color:var(--primary);display:flex;justify-content:space-between;align-items:center;cursor:pointer}
.faq-question i{color:var(--accent);font-size:16px;transition:var(--transition)}
.faq-item:hover .faq-question i{transform:rotate(45deg)}
.faq-answer{margin-top:14px;font-size:15px;color:var(--text-light);line-height:1.8;border-top:1px solid var(--border-light);padding-top:14px}
/* cta */
.cta-section{background:var(--gradient);padding:80px 0;text-align:center;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:-60%;right:-20%;width:500px;height:500px;border-radius:50%;background:rgba(216,168,76,.1)}
.cta-section::after{content:'';position:absolute;bottom:-40%;left:-10%;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.05)}
.cta-content{position:relative;z-index:2}
.cta-title{font-size:36px;font-weight:800;color:#fff;margin-bottom:14px}
.cta-desc{font-size:16px;color:rgba(255,255,255,.8);max-width:600px;margin:0 auto 36px;line-height:1.75}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
/* footer */
.site-footer{background:#0a1526;color:#8a9aaa;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;padding-bottom:44px}
.footer-logo{font-size:20px;font-weight:800;color:#fff;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.footer-logo i{color:var(--accent)}
.footer-brand p{font-size:14px;line-height:1.8;color:#8a9aaa}
.footer-title{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px}
.footer-link{display:block;padding:6px 0;font-size:14px;color:#8a9aaa}
.footer-link:hover{color:var(--accent);padding-left:6px}
.footer-note{display:flex;align-items:center;gap:8px;font-size:14px;padding:4px 0;color:#8a9aaa}
.footer-note i{color:var(--accent);width:16px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;text-align:center;font-size:13px;color:#5a6b7d}
.footer-bottom p{margin:4px 0}
.footer-disclaimer{font-size:12px;opacity:.7}
/* responsive */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .search-box{width:160px}
  .hero{padding:100px 0 80px}
  .hero-title{font-size:38px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .header-inner{height:64px}
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--white);flex-direction:column;padding:16px 24px;box-shadow:var(--shadow);border-top:1px solid var(--border);gap:4px}
  .main-nav.open{display:flex;animation:slideDown .3s ease}
  .menu-toggle{display:flex}
  .nav-link{padding:14px 16px}
  .hero{padding:80px 0 70px}
  .hero-title{font-size:30px}
  .hero-subtitle{font-size:16px}
  .hero-stats{gap:24px;margin-top:40px}
  .stat-number{font-size:26px}
  .grid-3,.grid-2{grid-template-columns:1fr;gap:20px}
  .grid-4{grid-template-columns:repeat(2,1fr);gap:16px}
  .news-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .section-title{font-size:26px}
  .feature-row{grid-template-columns:1fr;gap:30px}
  .feature-image img{height:240px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-title{font-size:26px}
  .hero-actions .btn{width:100%;justify-content:center}
}
@media(max-width:520px){
  .header-actions .btn{display:none}
  .search-box{width:120px}
  .logo-text{font-size:16px}
  .logo-icon{width:34px;height:34px;font-size:16px}
  .hero-title{font-size:24px}
  .hero-actions{flex-direction:column}
  .grid-4{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{font-size:12px}
}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}

/* roulang page: category1 */
:root {
  --primary: #0f4c81;
  --primary-dark: #0a3557;
  --primary-light: #e8f1fa;
  --accent: #1e88e5;
  --accent-soft: #e3f2fd;
  --ice: #00bcd4;
  --bg: #f5f8fc;
  --bg-deep: #0b1d2e;
  --text: #1e2a38;
  --text-muted: #5a6b7c;
  --white: #ffffff;
  --border: #e3eaf1;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 8px 30px rgba(12, 56, 94, 0.08);
  --shadow-hover: 0 16px 40px rgba(12, 56, 94, 0.16);
  --shadow-deep: 0 24px 60px rgba(10, 53, 87, 0.2);
  --transition: 0.3s ease;
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

input {
  font-family: inherit;
}

ul, ol {
  list-style: none;
}

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

/* ===== Header & Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 20px rgba(12, 56, 94, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--primary-dark);
  white-space: nowrap;
}

.brand-logo i {
  font-size: 26px;
  color: var(--ice);
  background: linear-gradient(135deg, var(--ice), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  margin: 0 auto;
}

.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 4px;
  white-space: nowrap;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), var(--ice));
  transition: width var(--transition);
}

.nav-link:hover {
  color: var(--accent);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

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

.header-tools {
  display: flex;
  align-items: center;
  gap: 14px;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-box input {
  width: 200px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 0 40px 0 16px;
  font-size: 13px;
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition), width var(--transition);
  outline: none;
}

.search-box input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.12);
  width: 240px;
  background: var(--white);
}

.search-btn {
  position: absolute;
  right: 4px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}

.search-btn:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 40px;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--ice));
  color: var(--white);
  box-shadow: 0 6px 18px rgba(30, 136, 229, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(30, 136, 229, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  border-color: var(--white);
  color: var(--white);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--white);
}

.btn-outline-dark {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}

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

.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}

.btn-light {
  background: var(--white);
  color: var(--primary);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.25);
}

.menu-toggle {
  display: none;
  font-size: 20px;
  color: var(--primary);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  align-items: center;
  justify-content: center;
}

.menu-toggle:hover {
  background: var(--bg);
}

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  padding: 120px 0;
  background-size: cover;
  background-position: center;
  color: var(--white);
  text-align: center;
  overflow: hidden;
}

.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 53, 87, 0.85), rgba(15, 76, 129, 0.6));
  z-index: 1;
}

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

.badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  backdrop-filter: blur(6px);
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.page-banner h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 18px;
  letter-spacing: 1px;
}

.page-banner p {
  font-size: 18px;
  max-width: 640px;
  margin: 0 auto 36px;
  color: rgba(255, 255, 255, 0.92);
}

.banner-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Section Shared ===== */
.section {
  padding: 90px 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--primary-dark);
}

.section-head p {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 16px;
}

/* ===== Guide Category Cards ===== */
.guide-cats {
  background: var(--white);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card-cat {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.card-cat::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--ice));
  opacity: 0;
  transition: opacity var(--transition);
}

.card-cat:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(30, 136, 229, 0.3);
  background: var(--white);
}

.card-cat:hover::before {
  opacity: 1;
}

.card-cat i {
  font-size: 34px;
  color: var(--accent);
  margin-bottom: 16px;
  background: var(--accent-soft);
  width: 68px;
  height: 68px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
}

.card-cat:hover i {
  transform: scale(1.06) rotate(-4deg);
}

.card-cat h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.card-cat p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Feature Block ===== */
.feature-block {
  background: var(--bg);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
}

.feature-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  position: relative;
}

.feature-img::after {
  content: "MG冰球突破玩法手册";
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(10, 53, 87, 0.78);
  color: var(--white);
  padding: 8px 18px;
  border-radius: 40px;
  font-size: 13px;
  backdrop-filter: blur(6px);
}

.feature-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 360px;
}

.feature-content h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 18px;
  line-height: 1.4;
}

.feature-content > p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 26px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--text);
}

.feature-list li i {
  color: var(--ice);
  font-size: 18px;
  margin-top: 2px;
  min-width: 20px;
}

/* ===== Steps ===== */
.steps-section {
  background: var(--bg-deep);
  position: relative;
  overflow: hidden;
}

.steps-section::before {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(30, 136, 229, 0.2), transparent 70%);
  top: -100px;
  right: -100px;
}

.steps-section .section-head h2 {
  color: var(--white);
}

.steps-section .section-head p {
  color: rgba(255, 255, 255, 0.65);
}

.steps-section .section-tag {
  background: rgba(255, 255, 255, 0.12);
  color: var(--ice);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
}

.step-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  backdrop-filter: blur(8px);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
  position: relative;
}

.step-item:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 188, 212, 0.4);
  background: rgba(255, 255, 255, 0.09);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--ice));
  color: var(--white);
  margin-bottom: 20px;
  box-shadow: 0 6px 18px rgba(0, 188, 212, 0.3);
}

.step-item h3 {
  color: var(--white);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-item p {
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  line-height: 1.7;
}

/* ===== Stats ===== */
.stats-section {
  background: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  background: linear-gradient(160deg, var(--primary-light), var(--white));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.stat-num {
  font-size: 42px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--ice));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

.stat-label {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 6px;
  font-weight: 500;
}

/* ===== Tips ===== */
.tips-section {
  background: var(--bg);
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.tip-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: box-shadow var(--transition), transform var(--transition);
}

.tip-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.tip-icon {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.tip-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.tip-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--white);
}

.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  background: var(--white);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.faq-item.active {
  border-color: rgba(30, 136, 229, 0.3);
  box-shadow: var(--shadow);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  background: transparent;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question i {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--accent);
  transition: transform var(--transition), background var(--transition);
}

.faq-item.active .faq-question i {
  transform: rotate(45deg);
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding: 0 26px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 100px 0;
  text-align: center;
  color: var(--white);
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 53, 87, 0.88), rgba(15, 76, 129, 0.72));
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-section h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.88);
  max-width: 560px;
  margin: 0 auto 32px;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-deep);
  color: rgba(255, 255, 255, 0.8);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-logo i {
  color: var(--ice);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  max-width: 360px;
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-title {
  font-size: 16px;
  color: var(--white);
  margin-bottom: 18px;
  font-weight: 700;
}

.footer-link {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 10px;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-link:hover {
  color: var(--ice);
  padding-left: 6px;
}

.footer-note {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-note i {
  color: var(--ice);
  font-size: 14px;
}

.footer-bottom {
  padding: 22px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.8;
}

.footer-disclaimer {
  margin-top: 4px;
}

/* ===== Focus States ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(30, 136, 229, 0.35);
  outline-offset: 2px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .search-box input {
    width: 160px;
  }

  .search-box input:focus {
    width: 180px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 62px;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: 62px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 4px;
    box-shadow: 0 16px 30px rgba(10, 53, 87, 0.12);
    border-bottom: 1px solid var(--border);
    display: none;
  }

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

  .nav-link {
    padding: 12px 4px;
    font-size: 16px;
    width: 100%;
    border-bottom: 1px solid var(--border);
  }

  .nav-link:last-child {
    border-bottom: none;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link.active {
    color: var(--accent);
  }

  .header-tools .search-box {
    display: none;
  }

  .header-tools .btn-sm {
    display: none;
  }

  .page-banner {
    padding: 80px 0;
  }

  .page-banner h1 {
    font-size: 32px;
  }

  .page-banner p {
    font-size: 16px;
  }

  .section {
    padding: 60px 0;
  }

  .section-head {
    margin-bottom: 40px;
  }

  .section-head h2 {
    font-size: 26px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .feature-img img {
    min-height: 240px;
  }

  .cta-section h2 {
    font-size: 28px;
  }

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

@media (max-width: 520px) {
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

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

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

  .page-banner h1 {
    font-size: 26px;
  }

  .page-banner p {
    font-size: 15px;
  }

  .banner-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 260px;
  }

  .step-item {
    padding: 28px 22px;
  }

  .stat-card {
    padding: 28px 16px;
  }

  .tip-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .faq-question {
    font-size: 15px;
    padding: 18px;
  }

  .faq-answer-inner {
    padding: 0 18px 20px;
  }
}

/* roulang page: article */
:root{
  --primary:#0f2a4a;
  --primary-light:#1d4a7a;
  --accent:#0ea5e9;
  --accent-dark:#0369a1;
  --gold:#f59e0b;
  --gold-dark:#d97706;
  --bg:#f4f8fc;
  --card:#ffffff;
  --text:#17253c;
  --text-soft:#53657f;
  --text-muted:#8b9bb1;
  --border:#e3edf7;
  --radius:14px;
  --radius-lg:22px;
  --radius-full:999px;
  --shadow-sm:0 4px 14px rgba(15,42,74,.06);
  --shadow-md:0 12px 32px rgba(15,42,74,.09);
  --shadow-lg:0 28px 60px rgba(15,42,74,.13);
  --header-h:76px;
  --container-w:1200px;
  --transition:all .25s ease;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:var(--transition)}
button{cursor:pointer;font-family:inherit}
input{font-family:inherit}
a:focus-visible,.btn:focus-visible,.faq-question:focus-visible,.nav-toggle:focus-visible{outline:3px solid rgba(14,165,233,.5);outline-offset:2px}
.container{width:100%;max-width:var(--container-w);margin:0 auto;padding:0 24px}

.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800;color:var(--primary);white-space:nowrap}
.logo i{color:var(--accent);font-size:26px}
.main-nav{display:flex;align-items:center;gap:6px;margin:0 auto}
.nav-link{position:relative;padding:9px 18px;border-radius:var(--radius-full);font-size:15px;font-weight:600;color:var(--text-soft);white-space:nowrap}
.nav-link:hover{color:var(--primary);background:#eef5fd}
.nav-link.active{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(15,42,74,.25)}
.header-actions{display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;gap:6px;background:#f1f6fb;border:1px solid var(--border);border-radius:var(--radius-full);padding:5px 6px 5px 16px;transition:var(--transition)}
.search-box:focus-within{border-color:var(--accent);background:#fff;box-shadow:0 0 0 4px rgba(14,165,233,.12)}
.search-box input{width:140px;border:none;outline:none;background:transparent;font-size:14px;color:var(--text)}
.search-box button{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;border:none;transition:var(--transition)}
.search-box button:hover{background:var(--accent)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:#fff;align-items:center;justify-content:center;font-size:18px;color:var(--primary)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-full);font-size:15px;font-weight:700;line-height:1.2;transition:var(--transition);border:none;cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(15,42,74,.22)}
.btn-primary:hover{background:var(--primary-light);transform:translateY(-2px);box-shadow:0 12px 28px rgba(15,42,74,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#fff;box-shadow:0 8px 22px rgba(245,158,11,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,158,11,.42)}
.btn-outline-light{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.65)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary);box-shadow:0 8px 22px rgba(0,0,0,.12)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.18)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:15px 34px;font-size:16px}
.btn-block{display:flex;width:100%}

.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius-full);font-size:13px;font-weight:700;background:#eef5fd;color:var(--primary)}
.badge-accent{background:rgba(14,165,233,.12);color:var(--accent-dark)}
.badge-gold{background:rgba(245,158,11,.14);color:var(--gold-dark)}
.badge-glass{background:rgba(255,255,255,.18);color:#fff;backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.25)}

.post-hero{position:relative;padding:80px 0 64px;background:linear-gradient(130deg,rgba(15,42,74,.96),rgba(14,165,233,.72)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;border-bottom:4px solid var(--accent)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:#fff}
.post-hero .badge{margin-bottom:18px}
.post-hero-title{font-size:38px;line-height:1.3;font-weight:800;max-width:860px;margin:0 0 18px;letter-spacing:.5px}
.post-meta{display:flex;align-items:center;flex-wrap:wrap;gap:22px;font-size:14px;color:rgba(255,255,255,.78)}
.post-meta span{display:inline-flex;align-items:center;gap:8px}
.post-meta i{color:#7dd3fc}

.post-section{padding:60px 0 72px}
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}
.post-main{min-width:0}
.post-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:44px;position:relative}
.post-card::before{content:"";position:absolute;top:0;left:44px;right:44px;height:4px;background:linear-gradient(90deg,var(--accent),var(--gold));border-radius:0 0 999px 999px}
.post-content{font-size:16px;line-height:1.95;color:var(--text)}
.post-content p{margin:0 0 20px}
.post-content h2{font-size:25px;margin:40px 0 18px;line-height:1.35;padding-left:16px;border-left:4px solid var(--accent);color:var(--primary)}
.post-content h3{font-size:20px;margin:32px 0 14px;color:var(--primary)}
.post-content ul,.post-content ol{margin:0 0 22px 22px}
.post-content li{margin-bottom:10px}
.post-content a{color:var(--accent-dark);border-bottom:1px solid rgba(14,165,233,.4)}
.post-content a:hover{color:var(--accent);border-color:var(--accent)}
.post-content blockquote{margin:28px 0;padding:20px 24px;background:#f0f7ff;border-left:4px solid var(--accent);border-radius:0 14px 14px 0;color:var(--text-soft);font-size:15px}
.post-content img{border-radius:var(--radius);margin:26px 0;box-shadow:var(--shadow-md)}
.post-content table{width:100%;border-collapse:collapse;margin:24px 0}
.post-content th,.post-content td{padding:12px 16px;border:1px solid var(--border);text-align:left}
.post-content th{background:#f0f6fc;font-weight:700}
.post-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;padding-top:24px;border-top:1px solid var(--border)}
.tag{padding:7px 16px;border-radius:var(--radius-full);background:#f1f6fb;font-size:13px;font-weight:600;color:var(--text-soft)}
.post-note{margin-top:22px;display:flex;align-items:flex-start;gap:10px;padding:16px 20px;background:#fff8ed;border:1px solid #fcd9a8;border-radius:14px;font-size:14px;color:#8a5a1a}
.post-note i{margin-top:3px;color:var(--gold-dark)}
.not-found-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:60px 40px;text-align:center}
.not-found-card i{font-size:52px;color:var(--accent);margin-bottom:18px}
.not-found-text{font-size:26px;font-weight:800;color:var(--primary);margin-bottom:10px}
.not-found-card p{color:var(--text-soft);margin-bottom:24px}

.post-sidebar{display:flex;flex-direction:column;gap:24px}
.side-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:26px}
.side-card h3{font-size:17px;font-weight:800;color:var(--primary);margin-bottom:18px;display:flex;align-items:center;gap:10px}
.side-card h3 i{color:var(--accent)}
.info-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.info-list li{display:flex;justify-content:space-between;align-items:center;padding-bottom:12px;border-bottom:1px dashed var(--border);font-size:14px}
.info-list li:last-child{border-bottom:none;padding-bottom:0}
.info-list span{color:var(--text-muted)}
.info-list strong{color:var(--text);font-weight:600}
.nav-card{background:linear-gradient(135deg,var(--primary),var(--accent-dark));color:#fff;border:none;box-shadow:0 14px 32px rgba(15,42,74,.28)}
.nav-card h3{color:#fff}
.nav-card p{font-size:14px;color:rgba(255,255,255,.85);margin-bottom:20px}
.img-card{padding:10px}
.img-card img{border-radius:12px;width:100%;height:160px;object-fit:cover}
.quick-card .quick-link{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px dashed var(--border);font-size:14px;font-weight:600;color:var(--text-soft)}
.quick-card .quick-link:last-child{border-bottom:none}
.quick-card .quick-link i{color:var(--accent);transition:var(--transition)}
.quick-card .quick-link:hover{color:var(--primary);padding-left:6px}

.section-head{text-align:center;max-width:680px;margin:0 auto 44px}
.section-tag{display:inline-block;padding:6px 18px;border-radius:var(--radius-full);background:rgba(14,165,233,.1);color:var(--accent-dark);font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:14px}
.section-head h2{font-size:32px;color:var(--primary);margin-bottom:12px;line-height:1.3}
.section-head p{color:var(--text-soft);font-size:16px}

.related-section{padding:72px 0;background:#eef4fb}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.read-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);display:flex;flex-direction:column}
.read-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(14,165,233,.4)}
.read-cover-img{width:100%;height:200px;object-fit:cover;display:block}
.read-body{padding:24px;display:flex;flex-direction:column;flex:1}
.read-body .badge{align-self:flex-start;margin-bottom:14px}
.read-body h3{font-size:20px;color:var(--primary);margin-bottom:10px}
.read-body p{font-size:14px;color:var(--text-soft);flex:1;margin-bottom:16px}
.read-more{font-size:14px;font-weight:700;color:var(--accent-dark);display:inline-flex;align-items:center;gap:8px}
.read-card:hover .read-more{color:var(--accent)}
.read-more i{transition:transform .3s ease}
.read-card:hover .read-more i{transform:translateX(4px)}

.faq-section{padding:72px 0}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:var(--transition)}
.faq-item.open{border-color:rgba(14,165,233,.4);box-shadow:var(--shadow-md)}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;background:none;border:none;font-size:16px;font-weight:700;color:var(--text);text-align:left;transition:var(--transition)}
.faq-question i{color:var(--accent);transition:transform .3s ease;font-size:14px}
.faq-item.open .faq-question i{transform:rotate(180deg)}
.faq-answer{display:none;padding:0 24px 22px;color:var(--text-soft);font-size:15px;line-height:1.85}
.faq-item.open .faq-answer{display:block}

.cta-section{padding:72px 0 80px}
.cta-card{position:relative;border-radius:26px;padding:64px 48px;text-align:center;color:#fff;background:linear-gradient(130deg,rgba(15,42,74,.95),rgba(14,165,233,.8)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;box-shadow:0 24px 60px rgba(15,42,74,.3);overflow:hidden}
.cta-card h2{font-size:34px;margin-bottom:14px}
.cta-card p{font-size:16px;color:rgba(255,255,255,.85);max-width:620px;margin:0 auto 30px}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

.site-footer{background:var(--primary);color:rgba(255,255,255,.8);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-logo{font-size:22px;font-weight:800;color:#fff;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.footer-logo i{color:var(--accent)}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6)}
.footer-col{display:flex;flex-direction:column;gap:12px}
.footer-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:10px}
.footer-link{font-size:14px;color:rgba(255,255,255,.65);transition:var(--transition)}
.footer-link:hover{color:#fff;padding-left:6px}
.footer-note{font-size:14px;color:rgba(255,255,255,.6);margin:0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:24px 0;text-align:center;font-size:14px;color:rgba(255,255,255,.5)}
.footer-bottom p{margin:4px 0}
.footer-disclaimer{font-size:13px;color:rgba(255,255,255,.4)}

@media (max-width:1024px){
  .post-layout{grid-template-columns:1fr}
  .post-sidebar{flex-direction:row;flex-wrap:wrap}
  .side-card{flex:1 1 calc(50% - 12px)}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .header-inner{gap:10px}
  .main-nav{position:fixed;top:var(--header-h);left:16px;right:16px;z-index:99;background:#fff;flex-direction:column;align-items:stretch;gap:4px;padding:16px;border-radius:16px;box-shadow:var(--shadow-lg);border:1px solid var(--border);transform:translateY(-18px);opacity:0;visibility:hidden;transition:var(--transition)}
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .main-nav .nav-link{display:block;text-align:center;padding:13px 16px;border-radius:12px}
  .nav-toggle{display:flex}
  .search-box{display:none}
  .header-cta{display:none}
  .post-hero{padding:54px 0 44px}
  .post-hero-title{font-size:28px}
  .post-card{padding:28px}
  .cta-card{padding:44px 24px}
  .cta-card h2{font-size:26px}
  .cta-actions{flex-direction:column;align-items:center}
  .side-card{flex:1 1 100%}
}
@media (max-width:560px){
  body{font-size:15px}
  .container{padding:0 16px}
  .logo{font-size:18px}
  .post-hero-title{font-size:24px}
  .post-section{padding:44px 0}
  .post-card{padding:22px;border-radius:16px}
  .post-card::before{left:22px;right:22px}
  .post-content{font-size:15px}
  .post-content h2{font-size:22px}
  .related-grid{grid-template-columns:1fr}
  .section-head h2{font-size:26px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-card{border-radius:18px;padding:36px 20px}
  .cta-card h2{font-size:22px}
  .faq-question{padding:16px 18px;font-size:14px}
  .faq-answer{padding:0 18px 18px}
  .read-cover-img{height:160px}
}