/* roulang page: index */
:root{
  --primary:#2b5c4b;
  --primary-soft:#386b59;
  --gold:#c9a35c;
  --gold-soft:#e2c98f;
  --amber:#d18f4c;
  --ink:#101a16;
  --ink-2:#15221d;
  --paper:#1c2a24;
  --paper-soft:#22312a;
  --text:#ece5d6;
  --muted:#9ba89e;
  --line:#3b4d43;
  --line-soft:#496052;
  --radius:12px;
  --radius-big:20px;
  --shadow-card:0 12px 32px rgba(0,0,0,.28);
  --shadow-pop:0 18px 44px rgba(0,0,0,.36);
  --font-serif:"Noto Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --sidebar-w:280px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--ink);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:all .25s ease}
button{font-family:inherit}
.container{max-width:1280px}
a:focus-visible,button:focus-visible,.accordion-button:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:2px;
  border-radius:8px;
}
/* ===== 左侧导航 ===== */
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  z-index:1080;
  background:
    linear-gradient(180deg, rgba(16,26,22,.95) 0%, rgba(10,17,14,.98) 100%),
    url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:30px 22px;
  transition:transform .35s ease;
}
.brand-link{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px dashed var(--line);}
.brand-icon{
  width:46px;height:46px;border-radius:12px;
  background:var(--gold);
  color:var(--ink);
  display:grid;place-items:center;
  font-size:1.3rem;
  border:2px solid var(--gold-soft);
  box-shadow:0 0 0 2px var(--ink), 0 6px 14px rgba(201,163,92,.25);
  flex-shrink:0;
}
.brand-text{
  font-family:var(--font-serif);font-weight:900;font-size:1.08rem;
  line-height:1.3;color:var(--text);letter-spacing:.5px;
  display:flex;flex-direction:column;
}
.brand-text small{
  font-family:var(--font-sans);font-weight:400;font-size:.7rem;
  color:var(--muted);letter-spacing:3px;margin-top:2px;
}
.brand-slogan{color:var(--muted);font-size:.76rem;letter-spacing:2px;margin:14px 0 0;text-transform:uppercase;}
.side-nav{display:flex;flex-direction:column;gap:8px;margin-top:26px;}
.side-link{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;
  color:var(--muted);border-radius:10px;
  border:1px solid transparent;
  font-size:.95rem;font-weight:500;
}
.side-link i{width:22px;text-align:center;font-size:1.02rem;}
.side-link:hover{color:var(--text);background:rgba(201,163,92,.08);border-color:var(--line);}
.side-link.active{
  color:var(--gold-soft);
  background:linear-gradient(90deg, rgba(201,163,92,.16), rgba(201,163,92,.04));
  border-color:rgba(201,163,92,.35);
  box-shadow:inset 3px 0 0 var(--gold);
}
.side-foot{margin-top:auto;padding-top:20px;border-top:1px dashed var(--line);}
.side-notice{
  display:flex;gap:10px;align-items:flex-start;
  padding:12px;border-radius:8px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  font-size:.82rem;color:var(--muted);line-height:1.6;margin-bottom:14px;
}
.side-notice i{color:var(--gold);margin-top:4px;}
.side-foot .btn-retro{width:100%;}
/* ===== 移动端顶栏 ===== */
.mobile-topbar{
  display:none;
  position:fixed;top:0;left:0;right:0;z-index:1070;
  height:60px;
  background:rgba(13,21,18,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  padding:0 16px;
  align-items:center;
  justify-content:space-between;
}
.mobile-topbar .menu-trigger{
  background:none;border:1px solid var(--line);
  border-radius:8px;color:var(--text);
  width:42px;height:42px;font-size:1.1rem;
  display:grid;place-items:center;
  cursor:pointer;
}
.mobile-topbar .menu-trigger:hover{border-color:var(--gold);color:var(--gold);}
.mobile-topbar .mobile-brand{
  font-family:var(--font-serif);font-weight:900;font-size:1.02rem;color:var(--text);
  letter-spacing:.5px;
}
.mobile-topbar .mobile-shield{
  width:42px;height:42px;border-radius:8px;
  border:1px solid var(--line);
  background:rgba(201,163,92,.1);
  color:var(--gold);
  display:grid;place-items:center;
}
.mobile-overlay{
  position:fixed;inset:0;z-index:1060;
  background:rgba(0,0,0,.65);
  opacity:0;visibility:hidden;
  transition:all .3s ease;
}
.mobile-overlay.show{opacity:1;visibility:visible;}
/* ===== 主内容 ===== */
.app-main{margin-left:var(--sidebar-w);}
/* ===== 按钮 ===== */
.btn-retro{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid var(--line-soft);
  background:var(--paper-soft);
  color:var(--text);
  padding:11px 22px;
  border-radius:10px;
  font-weight:600;font-size:.92rem;
  box-shadow:0 6px 0 rgba(0,0,0,.35), 0 12px 24px rgba(0,0,0,.22);
  transition:all .22s ease;
  cursor:pointer;
}
.btn-retro:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 0 rgba(0,0,0,.3), 0 18px 30px rgba(0,0,0,.3);
  color:var(--text);border-color:var(--line-soft);
}
.btn-retro:active{transform:translateY(2px);box-shadow:0 3px 0 rgba(0,0,0,.35);}
.btn-gold{
  background:linear-gradient(180deg, #d8b46f, #b98d46);
  border-color:#8f6c2e;color:#241c0e;text-shadow:0 1px 0 rgba(255,255,255,.2);
}
.btn-gold:hover{color:#140f06;filter:brightness(1.05);}
.btn-ghost{background:rgba(255,255,255,.04);}
.btn-outline-custom{
  background:transparent;border:1px solid var(--gold);color:var(--gold-soft);box-shadow:none;
}
.btn-outline-custom:hover{background:rgba(201,163,92,.1);color:var(--gold-soft);box-shadow:0 6px 0 rgba(0,0,0,.3);}
/* ===== Hero ===== */
.hero-wrap{
  position:relative;
  min-height:78vh;
  display:flex;align-items:center;
  padding:120px 0 90px;
  background:url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  overflow:hidden;
}
.hero-wrap::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(110deg, rgba(9,14,12,.92) 20%, rgba(12,19,16,.72) 60%, rgba(16,25,20,.45));
}
.hero-wrap::after{
  content:'';position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:22px 22px;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:760px;}
.hero-flag{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border:1px solid rgba(201,163,92,.4);
  border-radius:100px;background:rgba(201,163,92,.1);
  color:var(--gold-soft);font-size:.82rem;font-weight:500;letter-spacing:1px;
  margin-bottom:24px;
}
.hero-title{
  font-family:var(--font-serif);
  font-size:clamp(2.4rem,5vw,4.2rem);
  font-weight:900;line-height:1.15;color:#fff;
  letter-spacing:2px;
  text-shadow:0 4px 30px rgba(0,0,0,.4);
}
.hero-desc{
  margin-top:18px;
  font-size:clamp(1rem,1.5vw,1.22rem);
  color:rgba(236,229,214,.88);
  line-height:1.9;
  text-shadow:0 2px 10px rgba(0,0,0,.5);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px;}
.hero-stats{
  display:flex;flex-wrap:wrap;margin-top:56px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);
  background:rgba(10,16,13,.55);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  overflow:hidden;
}
.hstat{
  flex:1 1 120px;padding:20px 16px;text-align:center;
  border-right:1px solid rgba(255,255,255,.1);
}
.hstat:last-child{border-right:0;}
.hstat strong{display:block;font-family:var(--font-serif);font-size:1.75rem;color:var(--gold-soft);font-weight:900;}
.hstat span{color:rgba(236,229,214,.7);font-size:.8rem;letter-spacing:1px;}
/* ===== 板块通用 ===== */
.section{padding:96px 0;position:relative;}
.section-head{margin-bottom:48px;}
.section-head.text-center .section-kicker{display:table;margin-left:auto;margin-right:auto;}
.section-head.text-center .section-desc{margin-left:auto;margin-right:auto;}
.section-kicker{
  display:inline-block;
  font-size:.74rem;letter-spacing:4px;text-transform:uppercase;
  color:var(--gold);font-weight:600;
  padding:5px 12px;border:1px solid var(--line);
  border-radius:6px;background:rgba(201,163,92,.06);
  margin-bottom:14px;
}
.section-title{
  font-family:var(--font-serif);
  font-size:clamp(1.7rem,3vw,2.5rem);
  font-weight:900;color:#f3ecdd;
  letter-spacing:1px;line-height:1.35;
}
.section-desc{color:var(--muted);max-width:720px;font-size:1.02rem;margin-top:12px;}
.intro-section{background:var(--ink-2);}
/* ===== 核心说明卡片 ===== */
.feature-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:36px 28px;
  height:100%;
  position:relative;
  box-shadow:var(--shadow-card);
  transition:transform .3s ease, box-shadow .3s ease;
}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-pop);border-color:var(--line-soft);}
.feature-card::after{
  content:'';
  position:absolute;top:0;left:28px;right:28px;height:2px;
  background:linear-gradient(90deg, var(--gold), transparent);
  opacity:.5;
}
.feature-icon{
  width:64px;height:64px;border-radius:16px;
  background:linear-gradient(135deg, var(--primary-soft), var(--ink-2));
  border:1px solid var(--line-soft);
  color:var(--gold);
  display:grid;place-items:center;font-size:1.5rem;
  margin-bottom:24px;
  box-shadow:0 8px 20px rgba(0,0,0,.25);
}
.feature-card h3{
  font-family:var(--font-serif);font-size:1.25rem;
  font-weight:700;margin-bottom:12px;color:var(--text);
}
.feature-card p{color:var(--muted);font-size:.93rem;margin-bottom:0;line-height:1.85;}
/* ===== 分类板块 ===== */
.categories-section{background:linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);}
.cat-card{
  position:relative;display:block;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-big);
  overflow:hidden;
  height:100%;
  box-shadow:var(--shadow-card);
  transition:transform .3s ease, box-shadow .3s ease;
}
.cat-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-pop);border-color:rgba(201,163,92,.4);}
.cat-card-cover{position:relative;height:210px;overflow:hidden;}
.cat-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.cat-card:hover .cat-card-cover img{transform:scale(1.06);}
.cat-card-cover::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(12,19,16,0) 40%, rgba(12,19,16,.85));
}
.cat-tag{
  position:absolute;top:16px;left:16px;z-index:2;
  background:rgba(10,16,13,.7);
  border:1px solid rgba(201,163,92,.5);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  color:var(--gold-soft);font-size:.7rem;letter-spacing:2px;
  padding:5px 12px;border-radius:100px;
}
.cat-card-body{padding:28px 26px 30px;}
.cat-card-body h3{
  font-family:var(--font-serif);font-size:1.42rem;font-weight:900;
  color:#f3ecdd;margin-bottom:10px;
}
.cat-card-body p{color:var(--muted);font-size:.92rem;line-height:1.8;margin-bottom:22px;}
.cat-more{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--gold);font-weight:600;font-size:.9rem;
  border-bottom:1px solid transparent;padding-bottom:4px;
}
.cat-card:hover .cat-more{border-bottom-color:var(--gold);}
/* ===== 最新资讯 ===== */
.news-section{background:var(--ink-2);}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .3s ease, box-shadow .3s ease;
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-pop);}
.news-feature{grid-column:span 2;flex-direction:row;}
.news-feature .news-thumb{width:46%;min-height:280px;}
.news-thumb{position:relative;height:180px;overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-feature-flag{
  position:absolute;top:14px;left:14px;z-index:2;
  background:var(--gold);color:#1d1609;font-size:.72rem;font-weight:700;
  padding:4px 10px;border-radius:100px;letter-spacing:1px;
  box-shadow:0 4px 12px rgba(0,0,0,.3);
}
.news-body{padding:24px;display:flex;flex-direction:column;flex:1;}
.news-feature .news-body{padding:34px;}
.news-topic{
  align-self:flex-start;
  color:var(--gold);font-size:.74rem;letter-spacing:2px;font-weight:600;
  border:1px solid rgba(201,163,92,.35);
  background:rgba(201,163,92,.06);
  padding:3px 10px;border-radius:100px;
  margin-bottom:12px;
}
.news-body h3{
  font-family:var(--font-serif);font-size:1.12rem;font-weight:700;
  line-height:1.5;margin-bottom:10px;
}
.news-feature .news-body h3{font-size:1.5rem;}
.news-body h3 a{color:var(--text);}
.news-body h3 a:hover{color:var(--gold-soft);}
.news-body p{
  color:var(--muted);font-size:.88rem;line-height:1.8;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-feature .news-body p{-webkit-line-clamp:3;font-size:.95rem;}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:.8rem;color:var(--muted);}
.read-more{color:var(--gold);font-weight:600;}
.read-more i{transition:transform .25s ease;}
.news-card:hover .read-more i{transform:translateX(4px);}
.news-empty{
  grid-column:1/-1;
  text-align:center;padding:80px 20px;
  border:1px dashed var(--line);border-radius:var(--radius);
  color:var(--muted);
  background:var(--paper);
}
.news-empty i{font-size:2.2rem;color:var(--gold);margin-bottom:12px;display:block;}
/* ===== 数据统计 ===== */
.stats-section{
  background:url('/assets/images/backpic/back-2.png') center / cover no-repeat fixed;
  position:relative;
}
.stats-section::before{
  content:'';position:absolute;inset:0;
  background:rgba(10,16,13,.82);
}
.stats-wrap{
  position:relative;z-index:2;
  border:1px solid rgba(201,163,92,.3);
  border-radius:var(--radius-big);
  background:rgba(18,28,23,.7);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  padding:50px 30px;
}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{text-align:center;padding:16px;}
.stat-item .num{
  font-family:var(--font-serif);font-size:2.5rem;font-weight:900;
  color:var(--gold);line-height:1.2;
}
.stat-item .label{color:var(--muted);font-size:.86rem;letter-spacing:1px;margin-top:8px;}
/* ===== FAQ ===== */
.faq-section{background:var(--ink);}
.custom-accordion{max-width:900px;margin:0 auto;}
.custom-accordion .accordion-item{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius) !important;
  margin-bottom:18px;
  overflow:hidden;
  box-shadow:0 8px 24px rgba(0,0,0,.18);
}
.custom-accordion .accordion-button{
  background:transparent;color:var(--text);
  font-family:var(--font-serif);font-weight:700;font-size:1.04rem;
  padding:20px 24px;
  border:none;
  box-shadow:none;
}
.custom-accordion .accordion-button:not(.collapsed){
  color:var(--gold-soft);
  background:rgba(201,163,92,.06);
}
.custom-accordion .accordion-button::after{
  filter:invert(70%) sepia(30%) saturate(400%) hue-rotate(5deg);
}
.custom-accordion .accordion-body{
  color:var(--muted);font-size:.93rem;line-height:1.9;
  padding:6px 24px 24px;
  border-top:1px dashed var(--line);
}
/* ===== CTA ===== */
.cta-section{background:var(--ink-2);}
.cta-box{
  position:relative;
  border-radius:var(--radius-big);
  background:
    linear-gradient(180deg, rgba(10,16,13,.72), rgba(10,16,13,.82)),
    url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  border:1px solid rgba(201,163,92,.35);
  padding:80px 40px;
  text-align:center;
  overflow:hidden;
  box-shadow:var(--shadow-pop);
}
.cta-box h2{
  font-family:var(--font-serif);
  font-size:clamp(1.6rem,3vw,2.6rem);
  font-weight:900;color:#f3ecdd;
  letter-spacing:1px;
}
.cta-box p{color:var(--muted);max-width:560px;margin:16px auto 30px;font-size:1rem;}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}
/* ===== 页脚 ===== */
.app-footer{
  background:var(--ink);
  border-top:1px solid var(--line);
  padding:70px 0 0;
}
.footer-brand{
  font-family:var(--font-serif);font-size:1.45rem;font-weight:900;
  color:#f3ecdd;letter-spacing:1px;margin-bottom:14px;
}
.footer-brand small{
  display:block;font-family:var(--font-sans);font-weight:400;
  font-size:.8rem;color:var(--muted);letter-spacing:3px;margin-top:4px;
}
.app-footer p{color:var(--muted);font-size:.9rem;}
.app-footer h4{
  font-size:1rem;color:var(--gold);margin:0 0 16px;
  letter-spacing:2px;font-family:var(--font-serif);font-weight:700;
}
.footer-links{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:var(--muted);font-size:.9rem;}
.footer-links a:hover{color:var(--gold-soft);}
.footer-links li i{color:var(--gold);width:20px;}
.footer-note{
  margin-top:18px;padding:12px 14px;
  border:1px dashed var(--line);border-radius:8px;
  background:rgba(255,255,255,.03);
  color:var(--muted);font-size:.8rem;line-height:1.7;
}
.footer-bottom{
  border-top:1px solid var(--line);
  margin-top:56px;
  padding:20px 0;
  text-align:center;
}
.footer-bottom p{font-size:.8rem;color:var(--muted);margin:0;}
/* ===== 响应式 ===== */
@media (max-width: 1199.98px){
  :root{--sidebar-w:250px;}
  .hero-wrap{padding:100px 0 70px;}
  .news-grid{grid-template-columns:1fr;}
  .news-feature{flex-direction:column;}
  .news-feature .news-thumb{width:100%;min-height:220px;}
  .news-feature .news-body{padding:26px;}
}
@media (max-width: 991.98px){
  .app-sidebar{
    width:300px;
    transform:translateX(-100%);
    box-shadow:20px 0 60px rgba(0,0,0,.5);
  }
  .app-sidebar.open{transform:translateX(0);}
  .app-main{margin-left:0 !important;}
  .mobile-topbar{display:flex;}
  body{padding-top:60px;}
  .hero-wrap{min-height:64vh;padding:64px 0 60px;}
  .hero-stats{flex-direction:row;flex-wrap:wrap;}
  .hstat{flex:1 1 45%;}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:16px;}
  .section{padding:72px 0;}
}
@media (max-width: 575.98px){
  .section{padding:60px 0;}
  .hero-wrap{padding:50px 0 48px;}
  .hero-title{font-size:2.1rem;}
  .hero-desc{font-size:1rem;}
  .hero-actions .btn-retro{width:100%;}
  .hero-stats{margin-top:36px;}
  .hstat{padding:14px 8px;}
  .hstat strong{font-size:1.4rem;}
  .cta-box{padding:56px 22px;}
  .stat-item .num{font-size:2rem;}
  .feature-card{padding:28px 20px;}
  .cat-card-cover{height:180px;}
  .custom-accordion .accordion-button{font-size:.95rem;padding:16px 18px;}
  .app-footer{padding-top:50px;}
}

/* roulang page: category1 */
:root {
  --primary: #e8c170;
  --primary-dark: #d4a853;
  --primary-light: #f4d78a;
  --secondary: #7a8ba3;
  --bg-body: #12181f;
  --bg-sidebar: #0d1117;
  --bg-card: #1a2230;
  --bg-card-hover: #202a3a;
  --bg-deep: #0a0e13;
  --text-main: #e7ecf3;
  --text-muted: #8b9bad;
  --border-color: rgba(232, 193, 112, 0.18);
  --border-gold: rgba(232, 193, 112, 0.35);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.35);
  --transition: all 0.25s ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-body);
  color: var(--text-main);
  line-height: 1.7;
  min-height: 100vh;
}

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

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

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

button, input, select, textarea {
  font-family: inherit;
}

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

/* App Shell */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 24px 18px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 1040;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 1px;
  padding: 8px 12px 18px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.3;
}

.sidebar-brand small {
  display: block;
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--secondary);
  font-weight: 400;
}

.side-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.side-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid transparent;
  transition: var(--transition);
}

.side-link i {
  width: 22px;
  text-align: center;
  font-size: 16px;
}

.side-link:hover {
  background: rgba(232, 193, 112, 0.08);
  color: var(--primary-light);
  border-color: var(--border-gold);
  transform: translateX(4px);
}

.side-link.active {
  background: rgba(232, 193, 112, 0.12);
  color: var(--primary);
  border-color: var(--border-gold);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.sidebar-footer {
  padding: 14px 12px 4px;
  border-top: 1px solid var(--border-color);
  margin-top: auto;
  font-size: 12px;
  color: var(--secondary);
  line-height: 1.6;
}

.sidebar-footer i {
  margin-right: 6px;
  color: var(--primary);
}

/* Main area */
.main-area {
  flex: 1;
  min-width: 0;
}

.topbar-mobile {
  display: none;
  background: var(--bg-sidebar);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  align-items: center;
  justify-content: space-between;
}

.topbar-mobile .mobile-brand {
  color: var(--primary);
  font-weight: 800;
  font-size: 18px;
}

.mobile-menu-btn {
  background: transparent;
  border: 1px solid var(--border-gold);
  color: var(--primary);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 16px;
  cursor: pointer;
}

/* Hero */
.page-hero {
  padding: 90px 0 70px;
  background:
    linear-gradient(135deg, rgba(10, 14, 19, 0.92) 0%, rgba(18, 24, 31, 0.82) 50%, rgba(10, 14, 19, 0.95) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.page-hero .hero-inner {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 193, 112, 0.12);
  border: 1px solid var(--border-gold);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 22px;
  font-weight: 500;
}

.page-hero h1 {
  font-size: 48px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
  line-height: 1.2;
  letter-spacing: 1px;
}

.page-hero h1 span {
  color: var(--primary);
}

.page-hero .lead {
  color: var(--text-muted);
  font-size: 18px;
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero-meta {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
  color: var(--secondary);
  font-size: 14px;
}

/* Section shells */
.page-section {
  padding: 70px 0;
}

.page-section.alt-bg {
  background: var(--bg-deep);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.sec-head {
  margin-bottom: 44px;
  text-align: center;
}

.sec-tag {
  display: inline-block;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  margin-bottom: 12px;
  border: 1px solid var(--border-gold);
  padding: 4px 16px;
  border-radius: 999px;
  background: rgba(232, 193, 112, 0.06);
}

.sec-head h2 {
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.sec-head p {
  color: var(--text-muted);
  font-size: 16px;
  max-width: 620px;
  margin: 0 auto;
}

/* Cards */
.guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 26px;
  height: 100%;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.guide-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), transparent);
  opacity: 0;
  transition: var(--transition);
}

.guide-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-gold);
}

.guide-card:hover::after {
  opacity: 1;
}

.guide-card .card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: rgba(232, 193, 112, 0.12);
  border: 1px solid var(--border-gold);
  color: var(--primary);
  font-size: 24px;
  margin-bottom: 20px;
}

.guide-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
}

.guide-card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.8;
  margin: 0;
}

/* Stats band */
.stats-band {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 44px 40px;
}

.stat-item {
  text-align: center;
  padding: 16px;
}

.stat-item .stat-number {
  font-size: 40px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  display: block;
  margin-bottom: 8px;
}

.stat-item .stat-label {
  color: var(--text-muted);
  font-size: 14px;
  letter-spacing: 1px;
}

/* Process steps */
.process-wrap {
  position: relative;
  padding: 20px 0;
}

.process-step {
  position: relative;
  padding: 24px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  display: flex;
  gap: 20px;
  transition: var(--transition);
  border-left: 3px solid var(--border-gold);
}

.process-step:hover {
  background: var(--bg-card-hover);
  transform: translateX(6px);
}

.step-num {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(232, 193, 112, 0.14);
  border: 1px solid var(--border-gold);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 17px;
}

.process-step h4 {
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.process-step p {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0;
}

/* News / list items */
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  height: 100%;
}

.news-card:hover {
  border-color: var(--border-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.news-cover {
  height: 200px;
  overflow: hidden;
  background: var(--bg-deep);
  position: relative;
}

.news-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.news-card:hover .news-cover img {
  transform: scale(1.06);
}

.news-cover .badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(232, 193, 112, 0.92);
  color: #12181f;
  font-weight: 600;
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 12px;
}

.news-body {
  padding: 24px;
}

.news-body .meta-line {
  font-size: 13px;
  color: var(--secondary);
  margin-bottom: 12px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.news-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.5;
}

.news-body p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 16px;
}

.news-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.news-link i {
  margin-left: 6px;
  transition: var(--transition);
}

.news-link:hover i {
  margin-left: 12px;
}

/* FAQ */
.faq-panel {
  max-width: 860px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md) !important;
  margin-bottom: 16px;
  overflow: hidden;
}

.accordion-button {
  background: transparent;
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  padding: 20px 24px;
  box-shadow: none;
  border: none;
}

.accordion-button:not(.collapsed) {
  background: rgba(232, 193, 112, 0.08);
  color: var(--primary);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
  outline: 2px solid rgba(232, 193, 112, 0.4);
  outline-offset: 2px;
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23e8c170'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-body {
  color: var(--text-muted);
  padding: 4px 24px 22px;
  font-size: 14px;
  line-height: 1.9;
  border-top: 1px solid var(--border-color);
}

/* CTA */
.cta-section {
  background:
    linear-gradient(135deg, rgba(10, 14, 19, 0.9), rgba(26, 34, 48, 0.85)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 80px 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 30px;
  font-size: 16px;
}

.btn-gold {
  background: var(--primary);
  color: #12181f;
  border: 1px solid var(--primary);
  padding: 14px 36px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-gold:hover {
  background: var(--primary-light);
  color: #0d1117;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 193, 112, 0.25);
}

.btn-outline-gold {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--border-gold);
  padding: 12px 32px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-outline-gold:hover {
  background: rgba(232, 193, 112, 0.1);
  color: var(--primary-light);
  border-color: var(--primary);
}

/* Footer */
.app-footer {
  background: var(--bg-sidebar);
  border-top: 1px solid var(--border-color);
  padding: 70px 0 0;
  margin-left: 260px;
}

.footer-brand {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  flex-direction: column;
  margin-bottom: 14px;
}

.footer-brand small {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--secondary);
  font-weight: 400;
}

.footer-brand div {
  margin-top: 4px;
}

.app-footer .col-lg-4 p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.8;
}

.footer-note {
  background: rgba(232, 193, 112, 0.06);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--secondary);
  margin-top: 16px;
}

.app-footer h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.app-footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--primary);
}

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

.footer-links li {
  margin-bottom: 12px;
  color: var(--text-muted);
  font-size: 14px;
}

.footer-links a {
  color: var(--text-muted);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 20px 0;
  margin-top: 50px;
  text-align: center;
}

.footer-bottom p {
  color: var(--secondary);
  font-size: 13px;
  margin: 0;
}

/* Responsive */
@media (max-width: 991px) {
  .sidebar {
    display: none;
  }

  .topbar-mobile {
    display: flex;
  }

  .app-footer {
    margin-left: 0;
  }

  .page-hero h1 {
    font-size: 36px;
  }

  .sec-head h2 {
    font-size: 28px;
  }

  .stat-item .stat-number {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .page-section {
    padding: 50px 0;
  }

  .page-hero {
    padding: 60px 0 48px;
  }

  .page-hero h1 {
    font-size: 30px;
  }

  .page-hero .lead {
    font-size: 16px;
  }

  .guide-card {
    padding: 22px 20px;
  }

  .news-body {
    padding: 18px;
  }

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

  .btn-gold {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

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

  .hero-tag {
    font-size: 12px;
  }

  .sec-head h2 {
    font-size: 24px;
  }

  .process-step {
    flex-direction: column;
    padding: 20px;
    border-left-width: 3px;
  }

  .news-cover {
    height: 160px;
  }

  .stats-band {
    padding: 24px 16px;
  }

  .stat-item {
    padding: 12px;
  }

  .stat-item .stat-number {
    font-size: 28px;
  }
}

/* Mobile nav drawer */
.mobile-drawer {
  padding: 20px;
}

.mobile-drawer .side-link {
  padding: 12px 14px;
}

.mobile-drawer .sidebar-brand {
  border-bottom: none;
  margin-bottom: 10px;
}

/* roulang page: article */
:root {
  --c-primary: #C46A3B;
  --c-primary-dark: #9E4F26;
  --c-primary-soft: #F4E3D5;
  --c-green: #5C7A4F;
  --c-gold: #D9A441;
  --c-bg: #F5EFE3;
  --c-surface: #FFF9F0;
  --c-surface-2: #EFE5D3;
  --c-dark: #2B2622;
  --c-dark-2: #1F1B18;
  --c-text: #2B2622;
  --c-muted: #85796B;
  --c-border: #DDD0BC;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(43,38,34,.05);
  --shadow-md: 0 10px 30px rgba(43,38,34,.08);
  --shadow-lg: 0 20px 50px rgba(43,38,34,.12);
  --sidebar-w: 264px;
  --trans: all .28s cubic-bezier(.4,0,.2,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--c-primary); }
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
h1, h2, h3, h4, h5, h6 {
  font-family: "Songti SC", "Noto Serif SC", Georgia, "Times New Roman", serif;
  line-height: 1.3;
  color: var(--c-text);
}
.container { max-width: 1260px; padding-left: 24px; padding-right: 24px; }
@media (max-width: 575px) {
  .container { padding-left: 16px; padding-right: 16px; }
}
a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(196,106,59,.5);
  outline-offset: 2px;
  border-radius: 4px;
}

/* === App Shell / Sidebar === */
.app-shell { min-height: 100vh; background: var(--c-bg); }
.main-wrap { margin-left: var(--sidebar-w); min-height: 100vh; display: flex; flex-direction: column; }
.side-shell {
  position: fixed;
  top: 0; bottom: 0; left: 0;
  width: var(--sidebar-w);
  background:
    radial-gradient(ellipse at -20% 0%, rgba(196,106,59,.25), transparent 60%),
    linear-gradient(180deg, var(--c-dark), var(--c-dark-2));
  border-right: 1px solid rgba(255,255,255,.06);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  padding: 26px 20px 20px;
  transition: var(--trans);
}
.side-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 8px 22px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 22px;
}
.brand-mark {
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--c-primary), #E8965F);
  color: #fff;
  border-radius: 13px;
  font-family: "Songti SC", "Noto Serif SC", serif;
  font-weight: 700;
  font-size: 20px;
  box-shadow: 0 6px 18px rgba(196,106,59,.4);
  flex-shrink: 0;
}
.brand-text { color: #fff; font-size: 17px; font-weight: 600; line-height: 1.25; letter-spacing: .5px; }
.brand-text small {
  display: block;
  font-family: ui-monospace, "SF Mono", monospace;
  font-size: 9px;
  letter-spacing: 3px;
  color: rgba(255,255,255,.5);
  margin-top: 3px;
  text-transform: uppercase;
}
.side-nav { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.side-nav-label {
  color: rgba(255,255,255,.4);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 8px 10px 4px;
}
.side-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,.68);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: var(--trans);
}
.side-link i {
  width: 20px;
  text-align: center;
  font-size: 15px;
  color: rgba(255,255,255,.45);
  transition: var(--trans);
}
.side-link:hover { background: rgba(255,255,255,.05); color: #fff; transform: translateX(3px); }
.side-link.active {
  background: linear-gradient(120deg, rgba(196,106,59,.35), rgba(196,106,59,.12));
  border-color: rgba(196,106,59,.45);
  color: #F1C9A5;
  box-shadow: 0 4px 16px rgba(196,106,59,.15);
}
.side-link.active i { color: #F1C9A5; }
.side-foot { padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); }
.side-time {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.4);
  font-size: 12px;
  padding: 4px 10px;
}
.side-deco {
  margin-top: 12px;
  padding: 14px 14px;
  background: rgba(255,255,255,.03);
  border: 1px dashed rgba(255,255,255,.1);
  border-radius: 12px;
  font-size: 12px;
  color: rgba(255,255,255,.5);
  line-height: 1.6;
  text-align: center;
}

/* === Mobile top bar === */
.mobile-top {
  display: none;
  position: sticky;
  top: 0;
  z-index: 1040;
  background: rgba(43,38,34,.95);
  backdrop-filter: blur(10px);
  padding: 12px 16px;
  align-items: center;
  justify-content: space-between;
}
.burger-btn {
  background: none;
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  width: 42px; height: 42px;
  border-radius: 10px;
  font-size: 16px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: var(--trans);
}
.burger-btn:hover { background: rgba(255,255,255,.08); }
.mobile-logo { color: #fff; font-size: 16px; font-weight: 600; line-height: 1.2; }
.mobile-logo small { color: rgba(255,255,255,.5); font-size: 10px; letter-spacing: 2px; }
.side-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20,16,12,.55);
  backdrop-filter: blur(2px);
  z-index: 1045;
  opacity: 0;
  visibility: hidden;
  transition: var(--trans);
}
.side-overlay.show { opacity: 1; visibility: visible; }

/* === Article Hero === */
.article-hero {
  position: relative;
  padding: 68px 0 58px;
  background:
    linear-gradient(125deg, rgba(43,38,34,.85) 0%, rgba(43,38,34,.5) 55%, rgba(196,106,59,.42) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: #fff;
  border-bottom: 4px solid var(--c-primary);
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0 8px, transparent 8px 16px);
  pointer-events: none;
}
.hero-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.7);
  margin-bottom: 22px;
}
.hero-crumbs a { color: rgba(255,255,255,.8); border-bottom: 1px solid transparent; transition: var(--trans); }
.hero-crumbs a:hover { color: #fff; border-color: var(--c-primary); }
.hero-crumbs i { font-size: 10px; color: rgba(255,255,255,.35); }
.hero-crumbs .current {
  color: #F1C9A5;
  max-width: 280px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(196,106,59,.85);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 7px 16px;
  border-radius: 999px;
  box-shadow: 0 4px 14px rgba(196,106,59,.35);
  margin-bottom: 18px;
}
.hero-title {
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
  max-width: 780px;
  text-shadow: 0 2px 24px rgba(0,0,0,.3);
  margin: 0;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 24px;
  color: rgba(255,255,255,.78);
  font-size: 13px;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }

/* === Article Section === */
.article-section { padding: 52px 0 30px; }
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 36px;
  align-items: start;
}
.article-cover-block {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 24px;
  border: 1px solid var(--c-border);
  background: var(--c-surface);
}
.article-cover-img { width: 100%; height: 280px; object-fit: cover; }
.article-intro {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}
.article-intro i { color: var(--c-primary); opacity: .25; font-size: 28px; }
.article-intro p {
  color: var(--c-muted);
  font-size: 15px;
  font-style: italic;
  line-height: 1.8;
  margin: 6px 0 0;
}
.article-content {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 34px 36px;
  box-shadow: var(--shadow-sm);
  color: #3D362E;
  font-size: 15.5px;
  line-height: 1.9;
}
.article-content h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 28px 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-border);
  position: relative;
}
.article-content h2::before {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 46px; height: 2px;
  background: var(--c-primary);
}
.article-content h3 { font-size: 20px; font-weight: 600; margin: 24px 0 12px; }
.article-content p { margin-bottom: 16px; }
.article-content img { border-radius: var(--radius-md); margin: 18px 0; box-shadow: var(--shadow-sm); }
.article-content a { color: var(--c-primary); border-bottom: 1px solid rgba(196,106,59,.4); }
.article-content ul, .article-content ol { margin: 0 0 16px; padding-left: 24px; }
.article-content li { margin-bottom: 8px; }
.article-content blockquote {
  border-left: 4px solid var(--c-primary);
  background: var(--c-primary-soft);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--c-muted);
  font-style: italic;
  margin: 20px 0;
}
.article-content pre {
  background: var(--c-dark);
  color: #E6DCCB;
  border-radius: var(--radius-md);
  padding: 20px;
  overflow-x: auto;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px dashed var(--c-border);
}
.tag-label { font-size: 13px; color: var(--c-muted); font-weight: 600; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  color: var(--c-muted);
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  transition: var(--trans);
}
.tag-chip:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  transform: translateY(-2px);
}
.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  font-size: 14px;
  color: var(--c-muted);
}
.share-btn {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-muted);
  font-size: 15px;
  transition: var(--trans);
}
.share-btn:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(196,106,59,.25);
}
.article-empty {
  background: var(--c-surface);
  border: 2px dashed var(--c-border);
  border-radius: var(--radius-lg);
  padding: 70px 30px;
  text-align: center;
}
.article-empty > i { font-size: 54px; color: var(--c-primary); opacity: .4; }
.article-empty h2 { font-size: 28px; margin: 20px 0 8px; }
.article-empty p { color: var(--c-muted); margin-bottom: 26px; }

/* === Aside === */
.article-aside { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 24px; }
.aside-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.aside-title {
  font-size: 17px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-border);
}
.aside-title i { color: var(--c-primary); font-size: 16px; }
.aside-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  color: var(--c-text);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  margin-bottom: 8px;
  transition: var(--trans);
}
.aside-link i { font-size: 13px; color: var(--c-muted); transition: var(--trans); }
.aside-link:hover { background: var(--c-primary-soft); border-color: rgba(196,106,59,.25); transform: translateX(4px); }
.aside-link:hover i { color: var(--c-primary); }
.aside-post {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--c-border);
  transition: var(--trans);
}
.aside-post:last-child { border-bottom: none; }
.aside-post:hover { padding-left: 6px; }
.aside-post-num {
  width: 30px; height: 30px;
  display: grid;
  place-items: center;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  font-size: 12px;
  font-family: ui-monospace, "SF Mono", monospace;
  color: var(--c-primary);
  font-weight: 700;
}
.aside-post-text {
  font-size: 13.5px;
  color: var(--c-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.aside-post:hover .aside-post-text { color: var(--c-primary); }
.aside-empty { color: var(--c-muted); font-size: 14px; margin: 0; }
.aside-quote {
  background: linear-gradient(145deg, var(--c-dark), var(--c-dark-2));
  border-color: transparent;
  text-align: center;
  color: rgba(255,255,255,.7);
}
.aside-quote i { font-size: 32px; color: var(--c-gold); opacity: .8; margin-bottom: 10px; }
.aside-quote p { font-size: 14px; font-style: italic; line-height: 1.7; margin: 0; }

/* === Section head === */
.section-head { text-align: center; margin-bottom: 40px; }
.section-eyebrow {
  display: inline-block;
  background: var(--c-primary-soft);
  color: var(--c-primary-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid rgba(196,106,59,.3);
  margin-bottom: 14px;
}
.section-title { font-size: clamp(24px, 3vw, 32px); font-weight: 700; margin-bottom: 10px; }
.section-head p { color: var(--c-muted); max-width: 520px; margin: 0 auto; }

/* === Related === */
.related-section {
  padding: 64px 0 50px;
  background: var(--c-surface-2);
  margin-top: 20px;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.related-card {
  display: block;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: var(--trans);
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(196,106,59,.4);
}
.related-thumb {
  position: relative;
  height: 180px;
  overflow: hidden;
  background: var(--c-dark);
}
.related-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.related-card:hover .related-thumb img { transform: scale(1.06); }
.related-badge {
  position: absolute;
  top: 12px; right: 12px;
  background: rgba(43,38,34,.85);
  backdrop-filter: blur(6px);
  color: #F1C9A5;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
}
.related-body { padding: 20px 22px 22px; }
.related-body h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: var(--trans);
}
.related-card:hover .related-body h3 { color: var(--c-primary); }
.related-body p {
  font-size: 14px;
  color: var(--c-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.related-meta { font-size: 12.5px; color: var(--c-muted); display: inline-flex; align-items: center; gap: 6px; }

/* === CTA === */
.cta-strip {
  padding: 60px 0;
  background:
    linear-gradient(130deg, rgba(43,38,34,.92), rgba(31,27,24,.88)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
}
.cta-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: linear-gradient(120deg, rgba(196,106,59,.22), transparent 60%), var(--c-dark-2);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: 38px 44px;
  box-shadow: var(--shadow-lg);
}
.cta-inner h2 { color: #fff; font-size: 24px; margin: 0 0 6px; }
.cta-inner p { color: rgba(255,255,255,.65); font-size: 15px; margin: 0; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* === Buttons === */
.btn-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(120deg, var(--c-primary), #E08A55);
  color: #fff !important;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.15);
  box-shadow: 0 6px 18px rgba(196,106,59,.3);
  transition: var(--trans);
  cursor: pointer;
}
.btn-brand:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(196,106,59,.4);
  filter: brightness(1.05);
}
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: rgba(255,255,255,.9) !important;
  font-size: 14px;
  font-weight: 600;
  padding: 11px 24px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.3);
  transition: var(--trans);
}
.btn-outline-light:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.6);
  transform: translateY(-2px);
}

/* === Footer === */
.app-footer {
  margin-top: auto;
  background: var(--c-dark-2);
  color: rgba(255,255,255,.7);
  padding: 52px 0 0;
  border-top: 4px solid var(--c-primary);
}
.app-footer .footer-brand {
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  font-family: "Songti SC", "Noto Serif SC", serif;
  display: flex;
  flex-direction: column;
}
.app-footer .footer-brand small {
  font-family: ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 3px;
  color: rgba(255,255,255,.4);
  margin-top: 4px;
}
.app-footer p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.55); }
.app-footer h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.app-footer h4::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 28px; height: 2px;
  background: var(--c-primary);
}
.footer-links { list-style: none; padding-left: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a, .footer-links li { color: rgba(255,255,255,.55); font-size: 14px; transition: var(--trans); }
.footer-links a:hover { color: #F1C9A5; padding-left: 4px; }
.footer-note {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(196,106,59,.12);
  border: 1px solid rgba(196,106,59,.35);
  border-radius: 10px;
  padding: 12px 14px;
  color: #F1C9A5;
  font-size: 13px;
  margin-top: 16px;
}
.footer-bottom {
  margin-top: 40px;
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 18px 0;
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,.35); margin: 0; }

/* === Responsive === */
@media (max-width: 1199px) {
  :root { --sidebar-w: 240px; }
  .article-layout { grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; }
}
@media (max-width: 991px) {
  .side-shell { transform: translateX(-100%); box-shadow: none; }
  .side-shell.open { transform: translateX(0); box-shadow: 30px 0 60px rgba(0,0,0,.25); }
  .main-wrap { margin-left: 0; }
  .mobile-top { display: flex; }
  .article-layout { grid-template-columns: 1fr; }
  .article-aside { position: static; }
  .cta-inner { flex-direction: column; text-align: center; }
}
@media (max-width: 767px) {
  .article-hero { padding: 44px 0 40px; }
  .hero-meta { gap: 12px; }
  .related-section { padding: 44px 0 36px; }
  .cta-strip { padding: 44px 0; }
  .cta-inner { padding: 30px 22px; }
}
@media (max-width: 575px) {
  .article-cover-img { height: 200px; }
  .article-content { padding: 22px 18px; }
  .article-intro { padding: 18px 18px; }
  .hero-crumbs .current { max-width: 160px; }
  .cta-actions { width: 100%; flex-direction: column; }
  .btn-brand, .btn-outline-light { width: 100%; justify-content: center; }
  .footer-bottom { padding: 14px 0; }
}

/* roulang page: category2 */
:root {
  --primary: #1e4a41;
  --primary-deep: #14352f;
  --primary-soft: #e4efeb;
  --accent: #c9a05f;
  --accent-soft: #f4ead9;
  --accent-deep: #a9844a;
  --bg: #f6f4ef;
  --surface: #ffffff;
  --text: #2c3733;
  --text-weak: #75817d;
  --border: #e3ddd3;
  --shadow-sm: 0 2px 10px rgba(30, 50, 45, .06);
  --shadow-md: 0 10px 30px rgba(30, 50, 45, .10);
  --shadow-lg: 0 20px 50px rgba(30, 50, 45, .14);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-full: 999px;
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  margin-left: 260px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color .25s ease; }
ul, ol { list-style: none; }
button { font-family: inherit; }
.container-main { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.bg-soft { background: #f0ede6; }
.bg-dark { background: var(--primary-deep); color: #e8e4db; }

/* ========== Sidebar ========== */
.app-sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 260px;
  background: linear-gradient(180deg, var(--primary-deep) 0%, #1a3f37 60%, var(--primary) 100%);
  z-index: 1040;
  display: flex;
  flex-direction: column;
  padding: 32px 20px 24px;
  box-shadow: 4px 0 24px rgba(20, 50, 45, .18);
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .02em;
  padding: 4px 8px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  margin-bottom: 28px;
}
.brand-dot {
  width: 12px; height: 12px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(201, 160, 95, .25);
  flex-shrink: 0;
}
.sidebar-brand small {
  display: block;
  font-size: 10px;
  letter-spacing: .28em;
  color: rgba(255,255,255,.55);
  font-weight: 400;
  margin-top: 2px;
}
.side-nav { display: flex; flex-direction: column; gap: 6px; flex: 1; }
.side-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,.76);
  font-size: 15px;
  font-weight: 500;
  transition: all .25s ease;
  border: 1px solid transparent;
}
.side-link i { width: 20px; text-align: center; font-size: 16px; }
.side-link:hover { background: rgba(255,255,255,.08); color: #fff; transform: translateX(3px); }
.side-link.active {
  background: rgba(201, 160, 95, .18);
  border-color: rgba(201, 160, 95, .28);
  color: var(--accent);
  font-weight: 600;
}
.sidebar-card {
  margin-top: 24px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  color: rgba(255,255,255,.7);
  font-size: 13px;
  line-height: 1.6;
}
.sidebar-card i { color: var(--accent); font-size: 18px; margin-bottom: 8px; }
.sidebar-card p { margin: 0; }

/* ========== Mobile Topbar ========== */
.mobile-topbar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 1045;
  background: var(--primary-deep);
  padding: 0 16px;
  height: 60px;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 4px 16px rgba(20, 50, 45, .18);
}
.mobile-brand { color: #fff; font-weight: 800; font-size: 18px; }
.mobile-brand i { color: var(--accent); margin-right: 6px; }
.nav-toggle {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  color: #fff;
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  cursor: pointer;
  transition: all .25s ease;
}
.nav-toggle:hover { background: rgba(255,255,255,.18); }
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1035;
  opacity: 0;
  transition: opacity .3s ease;
}
.sidebar-overlay.show { opacity: 1; }

/* ========== Hero ========== */
.page-hero {
  position: relative;
  background: var(--primary-deep);
  padding: 96px 0 88px;
  overflow: hidden;
  color: #fff;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: .38;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(20,53,47,.95) 0%, rgba(20,53,47,.7) 45%, rgba(20,53,47,.35) 100%);
}
.hero-inner { position: relative; z-index: 2; }
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.6);
  margin-bottom: 22px;
}
.breadcrumb-nav a { color: rgba(255,255,255,.8); }
.breadcrumb-nav a:hover { color: var(--accent); }
.breadcrumb-nav i { font-size: 10px; color: rgba(255,255,255,.4); }
.page-hero h1 {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 18px;
  line-height: 1.2;
}
.page-hero h1 span { color: var(--accent); }
.hero-desc {
  max-width: 640px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255,255,255,.82);
  margin-bottom: 36px;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.stat-block {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  backdrop-filter: blur(6px);
}
.stat-num { font-size: 26px; font-weight: 800; color: var(--accent); display: block; line-height: 1.2; }
.stat-label { font-size: 13px; color: rgba(255,255,255,.65); }

/* ========== Section head ========== */
.section-head { margin-bottom: 48px; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(26px, 2.6vw, 38px);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 12px;
  color: var(--text);
}
.section-desc { color: var(--text-weak); max-width: 620px; font-size: 15px; line-height: 1.75; }
.bg-dark .section-head h2 { color: #fff; }
.bg-dark .section-desc { color: rgba(255,255,255,.6); }

/* ========== Category cards ========== */
.cat-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  height: 100%;
  transition: transform .3s ease, box-shadow .3s ease;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cat-card-img {
  position: relative;
  height: 180px;
  overflow: hidden;
}
.cat-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cat-card:hover .cat-card-img img { transform: scale(1.05); }
.cat-card-img .cat-badge {
  position: absolute;
  top: 14px; left: 14px;
  background: rgba(20, 53, 47, .85);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}
.cat-card-body { padding: 26px 24px 30px; }
.cat-card-body h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.cat-card-body p { font-size: 14px; line-height: 1.7; color: var(--text-weak); margin-bottom: 18px; }
.cat-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--primary-soft);
  color: var(--primary);
}
.tag.accent { background: var(--accent-soft); color: var(--accent-deep); }

/* ========== Article list ========== */
.article-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  height: 100%;
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.article-media {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.article-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.article-card:hover .article-media img { transform: scale(1.04); }
.article-media .vertical {
  position: absolute;
  right: 14px; top: 14px;
  background: rgba(20,53,47,.85);
  color: #fff;
  font-size: 11px;
  letter-spacing: .08em;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}
.article-body { padding: 26px 24px; flex: 1; display: flex; flex-direction: column; }
.article-body .meta {
  font-size: 12px;
  color: var(--text-weak);
  margin-bottom: 10px;
  display: flex;
  gap: 14px;
  align-items: center;
}
.article-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; line-height: 1.4; }
.article-body h3 a:hover { color: var(--accent-deep); }
.article-body p { font-size: 13px; color: var(--text-weak); line-height: 1.7; margin-bottom: 20px; flex: 1; }
.article-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.article-more i { transition: transform .25s ease; font-size: 12px; }
.article-card:hover .article-more i { transform: translateX(4px); }
.article-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.mini-tag {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: #f1efe9;
  color: var(--text-weak);
}

/* ========== Path ========== */
.path-section { background: var(--surface); }
.path-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.path-step {
  position: relative;
  padding: 32px 24px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all .3s ease;
}
.path-step:hover { background: var(--primary-soft); border-color: rgba(30,74,65,.2); transform: translateY(-4px); }
.step-num {
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  color: var(--accent);
  opacity: .35;
  display: block;
  margin-bottom: 16px;
}
.step-icon {
  display: inline-flex;
  width: 48px; height: 48px;
  background: var(--primary);
  color: #fff;
  border-radius: 14px;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
  box-shadow: 0 8px 20px rgba(30,74,65,.22);
}
.path-step h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.path-step p { font-size: 13px; color: var(--text-weak); line-height: 1.65; margin: 0; }
.path-step::after {
  content: '';
  position: absolute;
  top: 50%; right: -18px;
  width: 12px; height: 12px;
  border-top: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
  transform: rotate(45deg);
  opacity: .5;
}
.path-step:last-child::after { display: none; }

/* ========== Voices ========== */
.voice-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
  backdrop-filter: blur(4px);
  transition: background .3s ease;
}
.voice-card:hover { background: rgba(255,255,255,.09); }
.voice-card .qvote {
  color: var(--accent);
  font-size: 14px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.voice-card blockquote {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,.8);
  margin-bottom: 18px;
  border-left: 3px solid rgba(201,160,95,.5);
  padding-left: 14px;
}
.voice-author {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255,255,255,.55);
}
.voice-author i {
  width: 34px; height: 34px;
  background: rgba(255,255,255,.12);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  color: var(--accent);
}

/* ========== FAQ ========== */
.faq-accordion .accordion-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md) !important;
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.faq-accordion .accordion-button {
  background: var(--surface);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  padding: 20px 24px;
  box-shadow: none;
}
.faq-accordion .accordion-button:not(.collapsed) { color: var(--primary); background: var(--primary-soft); }
.faq-accordion .accordion-button:focus { box-shadow: 0 0 0 3px rgba(30,74,65,.12); }
.faq-accordion .accordion-button::after {
  background-size: 14px;
  filter: saturate(0) brightness(.5);
}
.faq-accordion .accordion-button:not(.collapsed)::after { filter: none; }
.faq-accordion .accordion-body {
  padding: 20px 24px;
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.8;
  border-top: 1px solid var(--border);
}

/* ========== CTA ========== */
.cta-wrap {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.cta-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: .14;
}
.cta-wrap h2 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  position: relative;
}
.cta-wrap p {
  color: rgba(255,255,255,.75);
  font-size: 15px;
  max-width: 600px;
  margin: 0 auto 30px;
  position: relative;
}
.cta-btns { position: relative; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  border: none;
  transition: all .3s ease;
  cursor: pointer;
}
.btn-accent { background: var(--accent); color: var(--primary-deep); }
.btn-accent:hover { background: #d9b576; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(201,160,95,.35); }
.btn-outline-light { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.35); }
.btn-outline-light:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.6); transform: translateY(-2px); }

/* ========== Footer ========== */
.app-footer {
  background: #142f29;
  color: rgba(255,255,255,.72);
  padding: 64px 0 0;
  margin-top: 0;
}
.app-footer .footer-brand {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
  display: flex;
  flex-direction: column;
}
.app-footer .footer-brand small {
  font-size: 10px;
  letter-spacing: .24em;
  color: rgba(255,255,255,.4);
  margin-top: 2px;
}
.app-footer p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.6); }
.footer-note {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 13px;
  color: rgba(255,255,255,.6);
  margin-top: 18px;
}
.app-footer h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-links { padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; font-size: 14px; }
.footer-links a { color: rgba(255,255,255,.65); display: inline-flex; align-items: center; }
.footer-links a:hover { color: var(--accent); }
.footer-links i { font-size: 11px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 22px 0;
  margin-top: 48px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.4);
}
.footer-bottom p { margin: 0; }

/* ========== Responsive ========== */
@media (max-width: 1199.98px) {
  .path-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .path-step::after { display: none; }
}
@media (max-width: 991.98px) {
  body { margin-left: 0; }
  .app-sidebar {
    transform: translateX(-100%);
    transition: transform .35s ease;
    box-shadow: none;
  }
  .app-sidebar.open { transform: translateX(0); box-shadow: 4px 0 40px rgba(0,0,0,.25); }
  .mobile-topbar { display: flex; }
  .sidebar-overlay.show { display: block; }
  .section { padding: 64px 0; }
  .page-hero { padding: 64px 0; }
  .article-media { height: 170px; }
}
@media (max-width: 767.98px) {
  .section { padding: 52px 0; }
  .cat-card-img { height: 150px; }
  .cta-wrap { padding: 44px 24px; }
  .hero-stats { gap: 10px; }
  .stat-block { padding: 12px 16px; }
  .stat-num { font-size: 22px; }
  .path-grid { grid-template-columns: 1fr; }
  .article-card { flex-direction: row; align-items: stretch; }
  .article-media { width: 110px; height: auto; flex-shrink: 0; }
  .article-body { padding: 18px; }
  .article-body h3 { font-size: 16px; }
  .article-body p { display: none; }
  .article-body .meta { margin-bottom: 6px; }
}
@media (max-width: 575.98px) {
  .container-main { padding: 0 16px; }
  .page-hero h1 { font-size: 30px; }
  .section-head { margin-bottom: 32px; }
  .article-card { flex-direction: column; }
  .article-media { width: 100%; height: 160px; }
  .article-body p { display: block; }
  .voice-card { padding: 22px; }
  .footer-links li { font-size: 13px; }
}

/* roulang page: category3 */
:root {
  --primary: #c7753d;
  --primary-dark: #9e5330;
  --primary-light: #e8c9a8;
  --accent: #d9a06b;
  --bg-dark: #1f1c18;
  --bg-mid: #2a2620;
  --bg-warm: #f6f0e7;
  --bg-card: #fdfaf5;
  --ink: #2e2a25;
  --muted: #7a7268;
  --line: #d8cdbc;
  --line-soft: #e8dfd2;
  --line-dark: #4a433b;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 12px 32px rgba(60, 40, 20, .08);
  --shadow-lg: 0 24px 50px rgba(60, 40, 20, .12);
  --font-main: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  background: var(--bg-warm);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease;
}
a:hover {
  color: var(--primary);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
button, input {
  font-family: inherit;
}
.btn {
  border-radius: 999px;
  font-weight: 600;
  padding: .65rem 1.4rem;
  transition: all .25s ease;
}
.btn-main {
  background: var(--primary);
  border: 2px solid var(--primary);
  color: #fff;
  box-shadow: 0 6px 18px rgba(199, 117, 61, .35);
}
.btn-main:hover, .btn-main:focus {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(158, 83, 48, .4);
}
.btn-ghost {
  background: transparent;
  border: 2px solid rgba(255,255,255,.6);
  color: #fff;
}
.btn-ghost:hover, .btn-ghost:focus {
  background: rgba(255,255,255,.12);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline-dark {
  border: 2px solid var(--ink);
  color: var(--ink);
}
.btn-outline-dark:hover {
  background: var(--ink);
  color: #fff;
}
.btn-outline-light {
  border: 2px solid #fff;
  color: #fff;
}
.btn-outline-light:hover {
  background: rgba(255,255,255,.15);
  color: #fff;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(199, 117, 61, .12);
  color: var(--primary);
  border: 1px solid rgba(199, 117, 61, .3);
  border-radius: 999px;
  padding: .3rem .9rem;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
h1, h2, h3, h4 {
  letter-spacing: -.01em;
  line-height: 1.35;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: var(--primary);
  font-weight: 600;
  font-size: .9rem;
  transition: gap .25s ease;
}
.text-link:hover {
  gap: .65rem;
  color: var(--primary-dark);
}

/* ===== App Shell 布局 ===== */
.app-shell {
  display: flex;
  min-height: 100vh;
}
/* ===== 左侧导航 ===== */
.side-bar {
  width: 268px;
  flex-shrink: 0;
  background: var(--bg-dark);
  color: #fff;
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  z-index: 1060;
  transition: transform .3s ease, box-shadow .3s ease;
  border-right: 1px solid var(--line-dark);
}
.sidebar-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.side-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-bottom: 26px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  margin-bottom: 22px;
  font-size: 1.2rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: .02em;
  line-height: 1.4;
}
.side-brand i {
  color: var(--accent);
  font-size: 1.5rem;
  margin-bottom: .35rem;
}
.side-brand small {
  font-size: .68rem;
  font-weight: 400;
  letter-spacing: .24em;
  color: rgba(255,255,255,.45);
  margin-top: .15rem;
}
.side-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.side-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 16px;
  border-radius: 14px;
  color: rgba(255,255,255,.72);
  font-weight: 500;
  font-size: .92rem;
  border: 1px solid transparent;
  transition: all .25s ease;
}
.side-link i {
  width: 22px;
  text-align: center;
  font-size: 1rem;
  color: rgba(255,255,255,.5);
}
.side-link:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
  transform: translateX(3px);
}
.side-link.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-color: rgba(255,255,255,.15);
  box-shadow: 0 8px 22px rgba(199, 117, 61, .35);
}
.side-link.active i {
  color: #fff;
}
.side-tip {
  background: rgba(255,255,255,.06);
  border: 1px dashed rgba(255,255,255,.2);
  border-radius: 14px;
  padding: 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 20px;
}
.side-tip i {
  color: var(--accent);
  font-size: 1.2rem;
  margin-top: 2px;
}
.side-tip p {
  font-size: .78rem;
  color: rgba(255,255,255,.65);
  line-height: 1.6;
  margin: 0;
}
/* ===== 主区域 ===== */
.main-area {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
/* ===== 移动端顶部栏 ===== */
.mobile-bar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 1050;
  background: var(--bg-dark);
  color: #fff;
  padding: 14px 20px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-dark);
}
.mobile-brand {
  font-weight: 900;
  color: #fff;
  font-size: 1.02rem;
}
.toggle-side {
  background: transparent;
  border: 1px solid rgba(255,255,255,.25);
  color: #fff;
  border-radius: 10px;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.toggle-side:hover {
  background: rgba(255,255,255,.1);
}
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 1040;
}
.sidebar-backdrop.show {
  display: block;
}

/* ===== Hero ===== */
.cat-hero {
  position: relative;
  padding: 100px 0 90px;
  background: linear-gradient(120deg, rgba(31,28,24,.94) 20%, rgba(31,28,24,.82) 60%, rgba(70,50,35,.78)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: #fff;
  border-bottom: 1px solid var(--line-dark);
}
.cat-hero h1 {
  font-size: 3.2rem;
  font-weight: 900;
  margin-bottom: .75rem;
  letter-spacing: .03em;
}
.cat-hero .lead {
  font-size: 1.08rem;
  color: rgba(255,255,255,.82);
  max-width: 620px;
  margin-bottom: 1.6rem;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-card {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
  border-radius: 20px;
  padding: 30px 28px;
  box-shadow: 0 20px 40px rgba(0,0,0,.25);
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border: 3px solid rgba(255,255,255,.1);
  border-radius: 50%;
}
.hero-card-icon {
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 16px;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 18px;
  box-shadow: 0 8px 20px rgba(199, 117, 61, .5);
}
.hero-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.hero-card p {
  font-size: .88rem;
  color: rgba(255,255,255,.7);
  margin-bottom: 1rem;
}
.hero-stats {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}
.stat-cell {
  flex: 1;
  background: rgba(255,255,255,.08);
  border-radius: 12px;
  padding: 12px 8px;
  text-align: center;
  border: 1px solid rgba(255,255,255,.1);
}
.stat-cell strong {
  display: block;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent);
}
.stat-cell span {
  font-size: .72rem;
  color: rgba(255,255,255,.65);
}

/* ===== 板块通用 ===== */
.sec-section {
  padding: 84px 0;
}
.section-head {
  margin-bottom: 42px;
}
.section-head h2 {
  font-size: 2.1rem;
  font-weight: 800;
  margin-bottom: .4rem;
}
.section-head p {
  color: var(--muted);
  max-width: 560px;
}
.center-head {
  text-align: center;
}
.center-head p {
  margin-left: auto;
  margin-right: auto;
}

/* ===== 防护体系 ===== */
.sec-intro {
  padding: 88px 0;
  background: var(--bg-card);
}
.bordered-frame {
  position: relative;
  border-radius: var(--radius);
  padding: 10px;
  border: 2px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
}
.bordered-frame img {
  border-radius: calc(var(--radius) - 6px);
  width: 100%;
}
.bordered-frame::after {
  content: "SECURE · ONLINE";
  position: absolute;
  bottom: 22px;
  left: 22px;
  background: rgba(31,28,24,.85);
  color: #fff;
  font-size: .7rem;
  letter-spacing: .2em;
  padding: .35rem .8rem;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 26px;
}
.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--bg-warm);
  border-radius: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  transition: all .25s ease;
}
.feature-item:hover {
  border-color: var(--line);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.feature-item i {
  font-size: 1.25rem;
  color: var(--primary);
  margin-top: 2px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(199, 117, 61, .15);
  border-radius: 10px;
  flex-shrink: 0;
}
.feature-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 2px;
}
.feature-item p {
  font-size: .85rem;
  color: var(--muted);
  margin: 0;
}

/* ===== 服务卡片 ===== */
.sec-cards {
  padding: 88px 0;
  background: var(--bg-warm);
  position: relative;
}
.service-card {
  height: 100%;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  padding: 30px 26px;
  box-shadow: 0 4px 12px rgba(0,0,0,.03);
  transition: all .3s ease;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity .3s;
}
.service-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.service-card:hover::before {
  opacity: 1;
}
.service-icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(199,117,61,.15), rgba(199,117,61,.08));
  border-radius: 14px;
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 18px;
  border: 1px solid rgba(199,117,61,.2);
}
.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.service-card p {
  font-size: .88rem;
  color: var(--muted);
  margin-bottom: 18px;
  flex: 1;
}

/* ===== 安全公告 ===== */
.sec-news {
  padding: 88px 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  position: relative;
}
.sec-news::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(246, 240, 231, .93);
}
.sec-news .container {
  position: relative;
  z-index: 2;
}
.notice-box {
  background: var(--bg-dark);
  color: #fff;
  border-radius: 18px;
  padding: 24px;
  margin-top: 32px;
  border-left: 4px solid var(--accent);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.notice-box i {
  font-size: 1.3rem;
  color: var(--accent);
  margin-top: 4px;
}
.notice-box p {
  font-size: .88rem;
  color: rgba(255,255,255,.8);
  margin: 0;
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.news-item {
  background: var(--bg-card);
  border-radius: 16px;
  border: 1px solid var(--line-soft);
  padding: 22px 22px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: all .25s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,.04);
}
.news-item:hover {
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
  transform: translateX(4px);
}
.news-date {
  flex-shrink: 0;
  width: 58px;
  height: 58px;
  background: var(--bg-dark);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.news-date strong {
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1;
  color: var(--accent);
}
.news-date span {
  font-size: .7rem;
  color: rgba(255,255,255,.6);
}
.news-content {
  flex: 1;
}
.news-content .badge {
  background: rgba(199,117,61,.12);
  color: var(--primary);
  border: 1px solid rgba(199,117,61,.25);
  border-radius: 999px;
  padding: .25rem .7rem;
  font-size: .72rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.news-content h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.news-content p {
  font-size: .82rem;
  color: var(--muted);
  margin-bottom: 8px;
}

/* ===== 流程 ===== */
.sec-process {
  padding: 88px 0;
  background: var(--bg-dark);
  color: #fff;
}
.sec-process .section-tag {
  background: rgba(199,117,61,.2);
  border-color: rgba(199,117,61,.4);
}
.sec-process .section-head p {
  color: rgba(255,255,255,.65);
}
.sec-process h2 {
  color: #fff;
}
.process-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 20px;
}
.process-step {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  padding: 32px 24px;
  text-align: center;
  position: relative;
  transition: all .3s ease;
}
.process-step:hover {
  background: rgba(255,255,255,.09);
  border-color: var(--primary);
  transform: translateY(-4px);
}
.step-num {
  position: absolute;
  top: 16px;
  right: 18px;
  font-size: 2.6rem;
  font-weight: 900;
  color: rgba(255,255,255,.08);
  line-height: 1;
}
.process-step i {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 16px;
}
.process-step h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.process-step p {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  margin: 0;
}

/* ===== 数据 ===== */
.sec-data {
  padding: 80px 0;
  background: var(--bg-warm);
}
.data-panel {
  background: var(--bg-card);
  border-radius: 22px;
  border: 2px solid var(--line);
  padding: 44px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.data-panel::before {
  content: "";
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 120px;
  height: 120px;
  border: 3px solid rgba(199,117,61,.15);
  border-radius: 50%;
}
.data-item {
  text-align: center;
  position: relative;
}
.data-item + .data-item {
  border-left: 1px dashed var(--line);
}
.data-num {
  display: block;
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -.02em;
  line-height: 1.2;
}
.data-label {
  font-size: .8rem;
  color: var(--muted);
  margin-top: 4px;
  display: block;
}

/* ===== FAQ ===== */
.sec-faq {
  padding: 88px 0;
  background: var(--bg-warm);
}
.custom-accordion {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.custom-accordion .accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-radius: 14px !important;
  overflow: hidden;
  box-shadow: none;
  transition: box-shadow .25s;
}
.custom-accordion .accordion-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow);
}
.custom-accordion .accordion-button {
  background: transparent;
  color: var(--ink);
  font-weight: 700;
  padding: 20px 24px;
  font-size: .95rem;
  box-shadow: none;
  border: none;
}
.custom-accordion .accordion-button::after {
  background-size: 14px;
  opacity: .5;
  transition: transform .3s;
}
.custom-accordion .accordion-button:not(.collapsed) {
  color: var(--primary);
  background: rgba(199,117,61,.05);
}
.custom-accordion .accordion-button:focus {
  box-shadow: none;
  border-color: transparent;
}
.custom-accordion .accordion-body {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: .88rem;
}

/* ===== CTA ===== */
.sec-cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--bg-dark), var(--bg-mid)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  position: relative;
}
.sec-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(31,28,24,.72);
}
.sec-cta .container {
  position: relative;
  z-index: 2;
}
.cta-panel {
  text-align: center;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 24px;
  padding: 60px 40px;
  backdrop-filter: blur(6px);
}
.cta-panel h2 {
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 14px;
}
.cta-panel p {
  color: rgba(255,255,255,.75);
  max-width: 560px;
  margin: 0 auto 30px;
  font-size: .95rem;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== 页脚 ===== */
.app-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.75);
  padding: 64px 0 0;
  border-top: 1px solid var(--line-dark);
}
.footer-brand {
  font-size: 1.3rem;
  font-weight: 900;
  color: #fff;
  display: flex;
  flex-direction: column;
  line-height: 1.4;
  margin-bottom: 14px;
}
.footer-brand small {
  font-size: .68rem;
  font-weight: 400;
  letter-spacing: .24em;
  color: rgba(255,255,255,.4);
  margin-top: 4px;
}
.app-footer p {
  font-size: .87rem;
  line-height: 1.8;
  color: rgba(255,255,255,.6);
}
.footer-note {
  background: rgba(255,255,255,.06);
  border-left: 3px solid var(--primary);
  border-radius: 0 12px 12px 0;
  padding: 12px 16px;
  font-size: .84rem;
  color: rgba(255,255,255,.82);
  display: flex;
  align-items: center;
  margin-top: 16px;
}
.footer-note i {
  color: var(--accent);
}
.app-footer h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: .03em;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links li {
  font-size: .86rem;
  color: rgba(255,255,255,.62);
  display: flex;
  align-items: center;
  transition: color .2s;
}
.footer-links li i {
  color: rgba(255,255,255,.3);
  font-size: .8rem;
}
.footer-links a {
  color: rgba(255,255,255,.62);
  transition: all .2s;
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-bottom {
  margin-top: 50px;
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 22px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: .78rem;
  color: rgba(255,255,255,.4);
  margin: 0;
}

/* ===== 响应式 ===== */
@media (max-width: 1200px) {
  .side-bar {
    width: 236px;
    padding: 24px 18px;
  }
  .cat-hero h1 {
    font-size: 2.6rem;
  }
}
@media (max-width: 991px) {
  .side-bar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 280px;
    transform: translateX(-100%);
    box-shadow: 6px 0 30px rgba(0,0,0,.3);
  }
  .side-bar.show {
    transform: translateX(0);
  }
  .mobile-bar {
    display: flex;
  }
  .main-area {
    width: 100%;
  }
  .cat-hero {
    padding: 70px 0 60px;
  }
  .cat-hero h1 {
    font-size: 2.2rem;
  }
  .process-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .data-panel {
    grid-template-columns: repeat(2, 1fr);
  }
  .data-item:nth-child(3) {
    border-left: none;
  }
  .data-item:nth-child(2n+1) {
    border-left: none;
  }
  .data-item:nth-child(n+1) {
    border-left: none;
  }
  .data-item {
    border-left: none !important;
  }
  .sec-section, .sec-intro, .sec-cards, .sec-news, .sec-process, .sec-faq, .sec-data {
    padding: 64px 0;
  }
}
@media (max-width: 767px) {
  .cat-hero {
    padding: 54px 0 48px;
  }
  .cat-hero h1 {
    font-size: 1.9rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .section-head h2 {
    font-size: 1.6rem;
  }
  .service-card {
    padding: 24px 20px;
  }
  .news-item {
    flex-direction: row;
    padding: 16px;
  }
  .news-date {
    width: 48px;
    height: 48px;
  }
  .news-date strong {
    font-size: 1.1rem;
  }
  .process-row {
    grid-template-columns: 1fr;
  }
  .data-panel {
    grid-template-columns: 1fr 1fr;
    padding: 30px 18px;
    gap: 20px;
  }
  .data-num {
    font-size: 1.6rem;
  }
  .cta-panel {
    padding: 40px 24px;
  }
  .cta-panel h2 {
    font-size: 1.5rem;
  }
  .app-footer {
    padding-top: 40px;
  }
  .footer-bottom {
    margin-top: 30px;
  }
}
@media (max-width: 520px) {
  .cat-hero h1 {
    font-size: 1.6rem;
  }
  .cat-hero .lead {
    font-size: .92rem;
  }
  .hero-card {
    padding: 22px 18px;
  }
  .hero-stats {
    flex-wrap: wrap;
  }
  .stat-cell {
    min-width: 30%;
  }
  .bordered-frame {
    padding: 6px;
  }
  .feature-item {
    padding: 14px;
  }
  .process-step {
    padding: 24px 18px;
  }
  .data-panel {
    grid-template-columns: 1fr;
  }
  .data-item {
    padding: 10px 0;
    border-bottom: 1px dashed var(--line);
  }
  .data-item:last-child {
    border-bottom: none;
  }
  .news-item {
    flex-direction: column;
    gap: 12px;
  }
  .news-date {
    width: auto;
    height: auto;
    flex-direction: row;
    padding: 6px 14px;
    border-radius: 999px;
    gap: 6px;
  }
  .news-date strong {
    font-size: 1rem;
  }
  .cta-actions {
    flex-direction: column;
  }
  .cta-actions .btn {
    width: 100%;
  }
}