/* roulang page: index */
:root{
  --color-dark:#141414;
  --color-bg:#f7f5f1;
  --color-card:#ffffff;
  --color-alt:#efece6;
  --color-text:#26231f;
  --color-text-secondary:#7d776e;
  --color-gold:#c9a25d;
  --color-gold-dark:#a8833f;
  --color-border:#e4ddd1;
  --color-success:#3e7d5a;
  --color-warning:#b84a3a;
  --radius-card:8px;
  --radius-btn:4px;
  --radius-img:2px;
  --radius-badge:999px;
  --shadow-default:0 1px 3px rgba(0,0,0,0.04);
  --shadow-hover:0 16px 32px rgba(0,0,0,0.08);
  --transition:all 0.25s cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:system-ui,-apple-system,"Segoe UI","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--color-bg);
  color:var(--color-text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea{font-family:inherit}
.container-custom{max-width:1280px;margin:0 auto;padding:0 32px}
@media(max-width:768px){.container-custom{padding:0 20px}}

/* ===== 左侧导航 Shell ===== */
.app-shell{display:flex;min-height:100vh}
.app-sidebar{
  position:fixed;left:0;top:0;bottom:0;width:220px;background:var(--color-dark);
  display:flex;flex-direction:column;z-index:1040;
  border-right:none;
}
.sidebar-brand{
  padding:30px 24px 18px;border-bottom:1px solid rgba(201,162,93,0.3);
}
.sidebar-brand a{
  font-family:Georgia,"Noto Serif SC","Songti SC",serif;
  font-size:22px;font-weight:700;color:#fff;letter-spacing:0.02em;line-height:1.3;
}
.sidebar-brand a span{color:var(--color-gold)}
.sidebar-nav{flex:1;padding:28px 12px;display:flex;flex-direction:column;gap:4px}
.sidebar-nav .nav-item{
  display:block;padding:13px 20px;color:rgba(255,255,255,0.8);
  font-size:15px;font-weight:500;border-radius:4px;
  border-left:4px solid transparent;transition:var(--transition);
}
.sidebar-nav .nav-item:hover{
  color:#fff;background:rgba(255,255,255,0.06);border-left-color:rgba(201,162,93,0.5);
}
.sidebar-nav .nav-item.active{
  color:#fff;background:rgba(201,162,93,0.12);
  border-left-color:var(--color-gold);font-weight:700;
}
.sidebar-footer{
  padding:18px 24px;border-top:1px solid rgba(255,255,255,0.08);
  font-size:12px;color:rgba(255,255,255,0.4);text-align:left;
}

/* ===== 主内容区 ===== */
.main-content{margin-left:220px;flex:1;min-width:0;background:var(--color-bg);display:flex;flex-direction:column}

/* ===== 移动端顶部栏 ===== */
.mobile-header{
  display:none;position:sticky;top:0;z-index:1030;background:var(--color-dark);
  height:56px;align-items:center;justify-content:space-between;padding:0 20px;
  border-bottom:1px solid rgba(201,162,93,0.3);
}
.mobile-logo{
  font-family:Georgia,"Noto Serif SC",serif;font-size:18px;font-weight:700;color:#fff;
}
.mobile-logo span{color:var(--color-gold)}
.mobile-toggle{
  background:none;border:none;color:#fff;font-size:22px;padding:8px;cursor:pointer;
}
.mobile-overlay{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,0.55);z-index:1050;
}
.mobile-overlay.show{display:block}
.sidebar-close{display:none;background:none;border:none;color:#fff;font-size:20px;position:absolute;top:20px;right:20px;cursor:pointer}

/* ===== 倒计时条 ===== */
.countdown-bar{
  background:var(--color-dark);border-bottom:1px solid rgba(201,162,93,0.4);
  padding:14px 32px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;
}
.countdown-info{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.countdown-label{
  font-size:13px;color:rgba(255,255,255,0.65);letter-spacing:0.08em;
  background:rgba(201,162,93,0.15);padding:4px 14px;border-radius:999px;white-space:nowrap;
}
.countdown-digits{
  font-family:Georgia,"Noto Serif SC",serif;font-size:20px;font-weight:700;
  color:var(--color-gold);letter-spacing:0.04em;font-variant-numeric:tabular-nums;
  transition:opacity 0.3s;
}
.countdown-digits.flash{opacity:0.75}
.countdown-btn{
  background:transparent;border:1px solid var(--color-gold);color:var(--color-gold);
  font-size:13px;font-weight:600;padding:6px 20px;border-radius:var(--radius-btn);
  transition:var(--transition);white-space:nowrap;
}
.countdown-btn:hover{background:var(--color-gold);color:var(--color-dark)}
@media(max-width:768px){
  .countdown-bar{padding:10px 16px}
  .countdown-label{font-size:12px;padding:3px 10px}
  .countdown-digits{font-size:16px}
  .countdown-btn span{display:none}
  .countdown-btn::after{content:"→";font-size:18px}
}

/* ===== Hero ===== */
.hero-section{
  position:relative;min-height:70vh;display:flex;align-items:flex-end;
  background-image:linear-gradient(rgba(20,20,20,0.88),rgba(20,20,20,0.55)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  padding:80px 32px 72px;color:#fff;
}
.hero-inner{max-width:1280px;margin:0 auto;width:100%;display:flex;gap:40px;align-items:flex-end}
.hero-tags{
  display:flex;flex-direction:column;gap:12px;padding-bottom:10px;
}
.hero-tag{
  writing-mode:vertical-lr;font-size:12px;letter-spacing:0.4em;color:rgba(255,255,255,0.6);
  border:1px solid rgba(255,255,255,0.25);padding:8px 5px;border-radius:4px;
  text-transform:uppercase;
}
.hero-content{flex:1}
.hero-title{
  font-family:Georgia,"Noto Serif SC","Songti SC",serif;
  font-size:clamp(2.4rem,5vw,4rem);font-weight:700;line-height:1.2;letter-spacing:-0.02em;
  margin-bottom:20px;
}
.hero-title .gold{color:var(--color-gold)}
.hero-subtitle{
  font-size:clamp(1rem,1.8vw,1.25rem);color:rgba(255,255,255,0.88);max-width:540px;
  line-height:1.8;margin-bottom:36px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn-primary-cta{
  background:var(--color-gold);color:var(--color-dark);font-weight:700;
  padding:14px 36px;border-radius:var(--radius-btn);border:none;
  transition:var(--transition);font-size:16px;display:inline-flex;align-items:center;gap:8px;
}
.btn-primary-cta:hover{
  background:var(--color-gold-dark);transform:translateY(-1px);color:var(--color-dark);
  box-shadow:0 6px 20px rgba(201,162,93,0.3);
}
.btn-primary-cta:active{transform:scale(0.98)}
.btn-primary-cta:focus-visible,.btn-secondary-cta:focus-visible{outline:2px solid var(--color-gold);outline-offset:3px}
.btn-secondary-cta{
  background:transparent;color:#fff;border:1px solid var(--color-gold);
  padding:13px 32px;border-radius:var(--radius-btn);font-weight:600;font-size:16px;
  transition:var(--transition);display:inline-flex;align-items:center;gap:8px;
}
.btn-secondary-cta:hover{background:rgba(201,162,93,0.12);color:var(--color-gold);transform:translateY(-1px)}
.btn-secondary-cta:active{transform:scale(0.98)}
@media(max-width:992px){
  .hero-section{padding:60px 20px 48px;min-height:60vh}
  .hero-tags{display:none}
}
@media(max-width:576px){
  .hero-section{padding:48px 16px 40px}
  .hero-title{font-size:2.1rem}
  .hero-actions .btn-primary-cta,.hero-actions .btn-secondary-cta{width:100%;justify-content:center}
}

/* ===== 板块通用 ===== */
.section-block{padding:80px 32px}
@media(max-width:768px){.section-block{padding:48px 16px}}
.section-header{
  display:flex;align-items:center;gap:16px;margin-bottom:48px;
}
.section-line{width:30px;height:30px;background:linear-gradient(180deg,var(--color-gold),var(--color-gold-dark));border-radius:2px;flex-shrink:0}
.section-label{font-size:12px;letter-spacing:0.16em;color:var(--color-text-secondary);font-weight:600}
.section-title{font-family:Georgia,"Noto Serif SC",serif;font-size:clamp(1.75rem,3vw,2.25rem);font-weight:700;color:var(--color-text);letter-spacing:-0.01em;margin-top:6px}
.section-sub{font-size:15px;color:var(--color-text-secondary);max-width:640px;margin-top:10px;line-height:1.7}

/* ===== 活动卖点 ===== */
.features-section{background:var(--color-bg)}
.features-list{display:flex;flex-direction:column;gap:0}
.feature-item{
  display:flex;gap:48px;align-items:flex-start;padding:48px 0;
  border-bottom:1px solid var(--color-border);
  transition:var(--transition);
}
.feature-item:first-child{padding-top:0}
.feature-item:last-child{border-bottom:none}
.feature-num{
  font-family:Georgia,serif;font-size:56px;font-weight:700;color:rgba(201,162,93,0.45);
  line-height:1;min-width:120px;
}
.feature-body{flex:1;max-width:680px}
.feature-body h3{
  font-family:Georgia,"Noto Serif SC",serif;font-size:1.5rem;font-weight:700;color:var(--color-text);
  margin-bottom:14px;
}
.feature-body p{font-size:15px;color:var(--color-text-secondary);line-height:1.8}
.feature-body ul{list-style:none;padding:0;margin-top:14px}
.feature-body ul li{
  font-size:14px;color:var(--color-text-secondary);padding:5px 0 5px 22px;position:relative;
}
.feature-body ul li::before{
  content:"";position:absolute;left:0;top:13px;width:8px;height:8px;
  background:var(--color-gold);border-radius:50%;
}
@media(max-width:992px){
  .feature-item{flex-direction:column;gap:16px}
  .feature-num{font-size:40px;min-width:auto}
  .feature-body h3{font-size:1.3rem}
}

/* ===== 亮点图墙 ===== */
.gallery-section{background:var(--color-alt)}
.gallery-grid{
  display:grid;grid-template-columns:repeat(12,1fr);gap:24px;
}
.gallery-card{
  background:var(--color-card);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-default);
  transition:var(--transition);position:relative;
}
.gallery-card:hover{
  transform:translateY(-2px);box-shadow:var(--shadow-hover);
}
.gallery-card .gallery-img{
  aspect-ratio:4/3;overflow:hidden;position:relative;
}
.gallery-card .gallery-img img{
  width:100%;height:100%;object-fit:cover;transition:transform 0.6s ease;
}
.gallery-card:hover .gallery-img img{transform:scale(1.03)}
.gallery-card .gallery-img::after{
  content:"";position:absolute;inset:0;background:rgba(201,162,93,0);
  transition:var(--transition);
}
.gallery-card:hover .gallery-img::after{background:rgba(201,162,93,0.2)}
.gallery-card .gallery-body{
  padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.gallery-card .gallery-body h4{
  font-size:15px;font-weight:600;color:var(--color-text);margin:0;
}
.gallery-card .gallery-body .gallery-arrow{
  color:var(--color-gold);font-size:16px;flex-shrink:0;transition:var(--transition);
}
.gallery-card:hover .gallery-arrow{transform:translateX(4px)}
.gallery-wide{grid-column:span 8}
.gallery-small{grid-column:span 4}
.gallery-medium{grid-column:span 6}
@media(max-width:992px){
  .gallery-wide,.gallery-small,.gallery-medium{grid-column:span 12}
}

/* ===== CTA区 ===== */
.cta-section{
  background:var(--color-dark);padding:88px 32px;text-align:center;
  border-top:1px solid var(--color-gold);border-bottom:1px solid var(--color-gold);
}
.cta-inner{max-width:720px;margin:0 auto}
.cta-section h2{
  font-family:Georgia,"Noto Serif SC",serif;font-size:clamp(1.8rem,3.4vw,2.5rem);
  font-weight:700;color:var(--color-gold);margin-bottom:16px;letter-spacing:-0.01em;
}
.cta-section p{font-size:16px;color:rgba(255,255,255,0.75);margin-bottom:32px;line-height:1.8}
.cta-btn{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--color-gold);color:var(--color-dark);font-weight:700;
  font-size:17px;padding:16px 48px;border-radius:var(--radius-btn);border:none;
  min-width:200px;height:52px;transition:var(--transition);cursor:pointer;
}
.cta-btn:hover{
  background:var(--color-gold-dark);transform:translateY(-1px);
  box-shadow:0 8px 24px rgba(201,162,93,0.35);color:var(--color-dark);
}
.cta-btn:active{transform:scale(0.98)}
.cta-note{font-size:12px;color:rgba(255,255,255,0.45);margin-top:14px}
@media(max-width:768px){
  .cta-section{padding:60px 16px}
  .cta-btn{width:100%;max-width:280px}
}

/* ===== 最新动态 ===== */
.news-section{background:var(--color-card)}
.news-header{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;
}
.news-link-all{
  font-size:14px;color:var(--color-gold-dark);font-weight:600;transition:var(--transition);
}
.news-link-all:hover{color:var(--color-gold);text-decoration:underline}
.news-list{display:flex;flex-direction:column}
.news-item{
  display:flex;align-items:center;gap:24px;padding:20px 0;
  border-bottom:1px solid var(--color-border);transition:var(--transition);border-radius:4px;
}
.news-item:last-child{border-bottom:none}
.news-item:hover{
  background:var(--color-bg);transform:translateX(4px);padding-left:16px;
}
.news-tag{
  flex-shrink:0;background:#e4ddd1;color:#6b655c;font-size:12px;font-weight:600;
  padding:4px 14px;border-radius:999px;white-space:nowrap;
}
.news-main{flex:1;min-width:0}
.news-title{
  font-size:16px;font-weight:600;color:var(--color-text);white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis;display:block;margin-bottom:4px;
}
.news-summary{
  font-size:13px;color:var(--color-text-secondary);white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis;
}
.news-date{flex-shrink:0;font-size:12px;color:var(--color-text-secondary)}
.news-arrow{flex-shrink:0;color:var(--color-gold);font-size:14px;transition:var(--transition)}
.news-item:hover .news-arrow{transform:translateX(4px)}
.news-empty{padding:60px 20px;text-align:center;color:var(--color-text-secondary);font-size:15px;border:1px dashed var(--color-border);border-radius:8px}
@media(max-width:768px){
  .news-item{flex-wrap:wrap;gap:10px}
  .news-title{white-space:normal;overflow:visible;text-overflow:clip}
  .news-summary{display:none}
  .news-date{font-size:12px}
  .news-arrow{display:none}
}

/* ===== FAQ ===== */
.faq-section{background:var(--color-bg)}
.faq-list{
  max-width:780px;margin:0 auto;display:flex;flex-direction:column;
}
.faq-item{position:relative}
.faq-question{
  display:flex;align-items:center;gap:16px;padding:20px 0;cursor:pointer;
  border-bottom:1px solid var(--color-border);transition:var(--transition);
  background:none;border-left:none;border-right:none;border-top:none;width:100%;text-align:left;
}
.faq-question:hover{background:rgba(201,162,93,0.04)}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;
  background:rgba(201,162,93,0.12);color:var(--color-gold-dark);border-radius:50%;
  font-size:18px;font-weight:700;transition:transform 0.3s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-q-text{font-size:16px;font-weight:600;color:var(--color-text);line-height:1.5}
.faq-answer{
  display:none;padding:4px 0 20px 44px;font-size:14px;color:var(--color-text-secondary);
  line-height:1.8;border-bottom:1px solid var(--color-border);
}
.faq-item:last-child .faq-answer{border-bottom:none}
@media(max-width:768px){
  .faq-q-text{font-size:15px}
  .faq-answer{padding-left:0;padding-right:0}
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--color-dark);padding:48px 32px 20px;
  border-top:2px solid var(--color-gold);
}
.footer-inner{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:40px}
.footer-brand h3{
  font-family:Georgia,"Noto Serif SC",serif;font-size:20px;font-weight:700;
  color:#fff;margin-bottom:12px;
}
.footer-brand h3 span{color:var(--color-gold)}
.footer-brand p{font-size:13px;color:rgba(255,255,255,0.5);line-height:1.8;max-width:280px}
.footer-menu h4,.footer-info h4{
  font-size:14px;color:#fff;font-weight:600;margin-bottom:16px;
}
.footer-menu ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-menu ul a{font-size:13px;color:rgba(255,255,255,0.55);transition:var(--transition)}
.footer-menu ul a:hover{color:var(--color-gold)}
.footer-info p{font-size:13px;color:rgba(255,255,255,0.5);line-height:1.8}
.footer-copyright{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.08);
  text-align:center;font-size:12px;color:rgba(255,255,255,0.35);
}
@media(max-width:992px){
  .footer-inner{grid-template-columns:1fr;gap:28px}
}

/* ===== 响应式：移动端导航 ===== */
@media(max-width:991.98px){
  .app-sidebar{
    transform:translateX(-100%);transition:transform 0.3s ease;
    width:280px;
  }
  .app-sidebar.open{transform:translateX(0)}
  .sidebar-close{display:block}
  .sidebar-brand{padding:24px 20px 16px}
  .mobile-header{display:flex}
  .main-content{margin-left:0}
}

/* ===== 其他组件 ===== */
.btn:focus,.btn:active:focus{outline:2px solid var(--color-gold);outline-offset:2px;box-shadow:none}
.text-ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bg-alt{background:var(--color-alt)}
.bg-white{background:var(--color-card)}

/* roulang page: article */
:root {
        --color-dark: #141414;
        --color-bg: #f7f5f1;
        --color-card: #ffffff;
        --color-card-alt: #efece6;
        --color-text: #26231f;
        --color-muted: #7d776e;
        --color-accent: #c9a25d;
        --color-accent-dark: #a8833f;
        --color-border: #e4ddd1;
        --color-success: #3e7d5a;
        --color-warning: #b84a3a;
        --radius-card: 8px;
        --radius-btn: 4px;
        --radius-img: 2px;
        --radius-badge: 999px;
        --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04);
        --shadow-hover: 0 16px 32px rgba(0, 0, 0, 0.08);
        --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
        --sidebar-width: 220px;
        --font-serif: Georgia, "Noto Serif SC", "SimSun", serif;
        --font-sans: system-ui, -apple-system, "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-sans);
        font-size: 1rem;
        line-height: 1.75;
        color: var(--color-text);
        background: var(--color-bg);
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
    }

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

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

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

    input,
    textarea {
        font-family: inherit;
        font-size: inherit;
    }

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

    /* === 桌面左侧导航 === */
    .app-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: var(--sidebar-width);
        height: 100vh;
        background: var(--color-dark);
        display: flex;
        flex-direction: column;
        z-index: 1040;
        border-right: 0;
    }

    .sidebar-brand {
        padding: 36px 24px 28px;
    }

    .sidebar-brand a {
        display: block;
        line-height: 1.2;
    }

    .brand-ca {
        font-family: var(--font-serif);
        font-size: 1.65rem;
        font-weight: 700;
        color: var(--color-accent);
        letter-spacing: 0.02em;
    }

    .brand-entrance {
        font-family: var(--font-serif);
        font-size: 1.65rem;
        font-weight: 700;
        color: #ffffff;
    }

    .sidebar-nav {
        flex: 1;
        padding: 20px 0;
        display: flex;
        flex-direction: column;
        gap: 2px;
        overflow-y: auto;
    }

    .nav-item {
        padding: 13px 24px;
        color: rgba(255, 255, 255, 0.78);
        font-size: 0.9375rem;
        border-left: 4px solid transparent;
        transition: all var(--transition);
        display: block;
    }

    .nav-item:hover {
        color: #ffffff;
        background: rgba(255, 255, 255, 0.04);
        padding-left: 28px;
    }

    .nav-item.active {
        color: var(--color-accent);
        border-left-color: var(--color-accent);
        font-weight: 700;
        background: rgba(201, 162, 93, 0.08);
    }

    .sidebar-copy {
        padding: 18px 24px;
        color: rgba(255, 255, 255, 0.35);
        font-size: 0.75rem;
        border-top: 1px solid rgba(201, 162, 93, 0.2);
    }

    /* === 移动端顶栏与抽屉 === */
    .mobile-header {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 56px;
        background: var(--color-dark);
        align-items: center;
        justify-content: space-between;
        padding: 0 16px;
        z-index: 1030;
        border-bottom: 1px solid rgba(201, 162, 93, 0.25);
    }

    .mobile-header .mobile-brand a {
        display: flex;
        align-items: baseline;
        line-height: 1;
    }

    .mobile-header .brand-ca,
    .mobile-header .brand-entrance {
        font-size: 1.2rem;
    }

    .mobile-menu-btn {
        color: #ffffff;
        font-size: 1.25rem;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-btn);
        transition: background var(--transition);
    }

    .mobile-menu-btn:hover {
        background: rgba(255, 255, 255, 0.08);
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1041;
        opacity: 0;
        transition: opacity var(--transition);
    }

    .sidebar-overlay.show {
        opacity: 1;
    }

    .mobile-drawer {
        position: fixed;
        top: 0;
        left: 0;
        width: 280px;
        height: 100vh;
        background: var(--color-dark);
        z-index: 1042;
        transform: translateX(-100%);
        transition: transform 280ms cubic-bezier(0.4, 0, 0.2, 1);
        display: flex;
        flex-direction: column;
    }

    .mobile-drawer.open {
        transform: translateX(0);
    }

    .drawer-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 24px 20px;
        border-bottom: 1px solid rgba(201, 162, 93, 0.2);
    }

    .drawer-header .brand-ca,
    .drawer-header .brand-entrance {
        font-size: 1.35rem;
    }

    .drawer-close {
        color: rgba(255, 255, 255, 0.6);
        font-size: 1.2rem;
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-btn);
        transition: all var(--transition);
    }

    .drawer-close:hover {
        color: #fff;
        background: rgba(255, 255, 255, 0.08);
    }

    .drawer-nav {
        flex: 1;
        padding: 16px 0;
        display: flex;
        flex-direction: column;
    }

    .drawer-nav .nav-item {
        font-size: 1rem;
        padding: 14px 24px;
    }

    .drawer-copy {
        padding: 16px 20px;
        color: rgba(255, 255, 255, 0.35);
        font-size: 0.75rem;
        border-top: 1px solid rgba(201, 162, 93, 0.2);
    }

    /* === 主内容区 === */
    .main-wrapper {
        margin-left: var(--sidebar-width);
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        background: var(--color-bg);
    }

    .main-content {
        flex: 1;
    }

    /* === 通用按钮 === */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 12px 28px;
        font-size: 0.9375rem;
        font-weight: 700;
        line-height: 1.4;
        border-radius: var(--radius-btn);
        border: 1px solid transparent;
        transition: all var(--transition);
        text-align: center;
    }

    .btn:active {
        transform: scale(0.98);
    }

    .btn:focus-visible,
    .btn:hover:focus-visible {
        outline: 2px solid var(--color-accent);
        outline-offset: 2px;
    }

    .btn-gold {
        background: var(--color-accent);
        color: var(--color-dark);
        border-color: var(--color-accent);
    }

    .btn-gold:hover {
        background: var(--color-accent-dark);
        border-color: var(--color-accent-dark);
        color: #fff;
        transform: translateY(-1px);
        box-shadow: 0 8px 20px rgba(201, 162, 93, 0.25);
    }

    .btn-outline-gold {
        background: transparent;
        color: var(--color-accent);
        border-color: rgba(201, 162, 93, 0.5);
    }

    .btn-outline-gold:hover {
        background: rgba(201, 162, 93, 0.08);
        border-color: var(--color-accent);
        color: var(--color-accent);
        transform: translateY(-1px);
    }

    .btn-outline-light {
        background: transparent;
        color: #fff;
        border-color: rgba(255, 255, 255, 0.45);
    }

    .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.08);
        border-color: #fff;
        color: #fff;
    }

    .btn-lg {
        padding: 16px 40px;
        font-size: 1rem;
        min-height: 52px;
    }

    .btn-sm {
        padding: 8px 18px;
        font-size: 0.8125rem;
    }

    /* === 标签徽章 === */
    .tag {
        display: inline-block;
        padding: 4px 12px;
        background: #e4ddd1;
        color: #6b655c;
        font-size: 0.75rem;
        border-radius: var(--radius-badge);
        letter-spacing: 0.05em;
        font-weight: 600;
    }

    .tag-gold {
        background: rgba(201, 162, 93, 0.12);
        color: var(--color-accent-dark);
    }

    /* === 文章头部 === */
    .article-header {
        background: var(--color-card);
        border-bottom: 1px solid var(--color-border);
        padding: 48px 0 40px;
    }

    .breadcrumb-nav {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        font-size: 0.8125rem;
        color: var(--color-muted);
        margin-bottom: 20px;
        gap: 6px;
    }

    .breadcrumb-nav a {
        color: var(--color-muted);
        transition: color var(--transition);
    }

    .breadcrumb-nav a:hover {
        color: var(--color-accent-dark);
    }

    .breadcrumb-nav .sep {
        color: #c5beb2;
    }

    .breadcrumb-nav .current {
        color: var(--color-text);
        font-weight: 600;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 280px;
    }

    .article-title {
        font-family: var(--font-serif);
        font-size: clamp(1.75rem, 3.5vw, 2.5rem);
        font-weight: 700;
        line-height: 1.35;
        color: var(--color-text);
        margin-bottom: 16px;
        letter-spacing: -0.01em;
    }

    .article-meta {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        font-size: 0.875rem;
        color: var(--color-muted);
    }

    .article-meta .dot {
        color: #c5beb2;
    }

    /* === 正文区 === */
    .article-body-section {
        padding: 64px 0;
        background: var(--color-bg);
    }

    .article-body-container {
        max-width: 760px;
        margin: 0 auto;
        padding: 0 24px;
    }

    .article-content {
        font-size: 1.0625rem;
        line-height: 1.85;
        color: var(--color-text);
    }

    .article-content h2 {
        font-family: var(--font-serif);
        font-size: 1.75rem;
        font-weight: 700;
        margin-top: 48px;
        margin-bottom: 16px;
        line-height: 1.4;
        color: var(--color-text);
    }

    .article-content h3 {
        font-family: var(--font-serif);
        font-size: 1.375rem;
        font-weight: 700;
        margin-top: 32px;
        margin-bottom: 12px;
        line-height: 1.45;
        color: var(--color-text);
    }

    .article-content p {
        margin-bottom: 1.6em;
    }

    .article-content ul,
    .article-content ol {
        padding-left: 1.5em;
        margin-bottom: 1.6em;
    }

    .article-content li {
        margin-bottom: 0.5em;
    }

    .article-content blockquote {
        border-left: 3px solid var(--color-accent);
        background: #f0ece5;
        padding: 16px 20px;
        margin: 1.5rem 0;
        border-radius: 0 var(--radius-card) var(--radius-card) 0;
        font-style: italic;
        color: var(--color-muted);
    }

    .article-content blockquote p:last-child {
        margin-bottom: 0;
    }

    .article-content img {
        border-radius: 4px;
        margin: 24px 0;
        width: 100%;
        object-fit: cover;
    }

    .article-content figcaption,
    .article-content .img-caption {
        font-size: 0.8125rem;
        color: var(--color-muted);
        text-align: center;
        margin-top: -16px;
        margin-bottom: 24px;
    }

    .article-content a {
        color: var(--color-accent-dark);
        text-decoration: underline;
        text-underline-offset: 3px;
    }

    .article-content a:hover {
        color: var(--color-accent);
    }

    .article-content code {
        background: var(--color-card-alt);
        padding: 2px 6px;
        border-radius: 4px;
        font-size: 0.9em;
    }

    .article-content pre {
        background: var(--color-dark);
        color: #e8e4dc;
        padding: 20px;
        border-radius: var(--radius-card);
        overflow-x: auto;
        margin: 24px 0;
        font-size: 0.9rem;
        line-height: 1.7;
    }

    .article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 24px 0;
    }

    .article-content th,
    .article-content td {
        border: 1px solid var(--color-border);
        padding: 10px 14px;
        font-size: 0.9rem;
    }

    .article-content th {
        background: var(--color-card-alt);
        font-weight: 700;
    }

    /* === 空态 === */
    .article-empty {
        text-align: center;
        padding: 80px 24px;
        background: var(--color-card);
        border-radius: var(--radius-card);
        border: 1px dashed var(--color-border);
    }

    .article-empty h3 {
        font-family: var(--font-serif);
        font-size: 1.5rem;
        color: var(--color-text);
        margin-bottom: 8px;
    }

    .article-empty p {
        color: var(--color-muted);
        margin-bottom: 24px;
    }

    /* === 相关推荐 === */
    .related-section {
        padding: 64px 0;
        background: var(--color-card);
        border-top: 1px solid var(--color-border);
    }

    .section-header {
        display: flex;
        align-items: flex-end;
        gap: 16px;
        margin-bottom: 32px;
    }

    .section-tag {
        font-size: 0.75rem;
        letter-spacing: 0.18em;
        color: var(--color-accent-dark);
        text-transform: uppercase;
        font-weight: 700;
        background: rgba(201, 162, 93, 0.12);
        padding: 4px 12px;
        border-radius: var(--radius-badge);
    }

    .section-header h2 {
        font-family: var(--font-serif);
        font-size: 1.75rem;
        font-weight: 700;
        color: var(--color-text);
        line-height: 1.3;
        margin: 0;
    }

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

    .related-card {
        display: flex;
        flex-direction: column;
        background: var(--color-card);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-card);
        overflow: hidden;
        transition: all var(--transition);
    }

    .related-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
        border-color: rgba(201, 162, 93, 0.35);
    }

    .related-cover {
        aspect-ratio: 16 / 9;
        overflow: hidden;
        background: var(--color-card-alt);
    }

    .related-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 300ms ease;
    }

    .related-card:hover .related-cover img {
        transform: scale(1.04);
    }

    .related-info {
        padding: 20px;
    }

    .related-info h3 {
        font-family: var(--font-serif);
        font-size: 1.0625rem;
        font-weight: 700;
        line-height: 1.45;
        color: var(--color-text);
        margin-top: 10px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .related-card:hover .related-info h3 {
        color: var(--color-accent-dark);
    }

    /* === 返回 / 下一篇导航 === */
    .article-nav-row {
        padding: 32px 0;
        border-top: 1px solid var(--color-border);
        background: var(--color-card);
    }

    .article-nav-inner {
        max-width: 760px;
        margin: 0 auto;
        padding: 0 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 16px;
        flex-wrap: wrap;
    }

    .article-nav-link {
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--color-text);
        display: inline-flex;
        align-items: center;
        gap: 8px;
        transition: all var(--transition);
    }

    .article-nav-link:hover {
        color: var(--color-accent-dark);
        transform: translateX(-4px);
    }

    .article-nav-link.next:hover {
        transform: translateX(4px);
    }

    .article-nav-link .arrow {
        color: var(--color-accent);
        font-size: 1rem;
        transition: transform var(--transition);
    }

    .article-nav-link:hover .arrow {
        transform: translateX(-2px);
    }

    .article-nav-link.next:hover .arrow {
        transform: translateX(2px);
    }

    /* === CTA 面板 === */
    .cta-panel {
        background: var(--color-dark);
        padding: 80px 24px;
        text-align: center;
        border-top: 1px solid rgba(201, 162, 93, 0.25);
        position: relative;
        overflow: hidden;
    }

    .cta-panel::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    }

    .cta-panel h2 {
        font-family: var(--font-serif);
        font-size: clamp(1.5rem, 3vw, 2.25rem);
        font-weight: 700;
        color: var(--color-accent);
        margin-bottom: 12px;
    }

    .cta-panel p {
        color: rgba(255, 255, 255, 0.7);
        font-size: 0.9375rem;
        margin-bottom: 28px;
    }

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

    .cta-note {
        margin-top: 14px;
        font-size: 0.75rem;
        color: rgba(255, 255, 255, 0.4);
    }

    /* === FAQ 区 === */
    .faq-section {
        padding: 64px 0;
        background: var(--color-bg);
        border-top: 1px solid var(--color-border);
    }

    .faq-inner {
        max-width: 760px;
        margin: 0 auto;
    }

    .faq-section .section-header {
        margin-bottom: 32px;
    }

    .faq-list {
        display: flex;
        flex-direction: column;
    }

    .faq-item {
        border-bottom: 1px solid var(--color-border);
    }

    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 20px 0;
        text-align: left;
        background: transparent;
        color: var(--color-text);
        font-size: 1rem;
        font-weight: 600;
        line-height: 1.5;
        transition: color var(--transition);
    }

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

    .faq-icon {
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 28px;
        height: 28px;
        border: 1px solid var(--color-accent);
        border-radius: 50%;
        color: var(--color-accent);
        font-size: 1.1rem;
        font-weight: 400;
        transition: transform 220ms ease, background var(--transition), color var(--transition);
        line-height: 1;
    }

    .faq-question[aria-expanded="true"] .faq-icon {
        transform: rotate(45deg);
        background: var(--color-accent);
        color: var(--color-dark);
    }

    .faq-answer {
        padding: 0 0 20px 42px;
        font-size: 0.875rem;
        line-height: 1.8;
        color: var(--color-muted);
    }

    .faq-answer p {
        margin-bottom: 0;
    }

    /* === 页脚 === */
    .site-footer {
        background: var(--color-dark);
        border-top: 2px solid var(--color-accent);
        padding-top: 48px;
        flex-shrink: 0;
    }

    .footer-inner {
        max-width: 1080px;
        margin: 0 auto;
        padding: 0 24px 32px;
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr;
        gap: 40px;
    }

    .footer-brand h3 {
        font-family: var(--font-serif);
        font-size: 1.35rem;
        font-weight: 700;
        color: #ffffff;
        margin-bottom: 12px;
    }

    .footer-brand h3 span {
        color: var(--color-accent);
    }

    .footer-brand p {
        font-size: 0.8125rem;
        color: rgba(255, 255, 255, 0.5);
        line-height: 1.7;
        max-width: 340px;
    }

    .footer-menu h4,
    .footer-info h4 {
        font-family: var(--font-serif);
        font-size: 1rem;
        font-weight: 700;
        color: #ffffff;
        margin-bottom: 14px;
    }

    .footer-menu ul {
        list-style: none;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .footer-menu a {
        color: rgba(255, 255, 255, 0.55);
        font-size: 0.875rem;
        transition: color var(--transition), padding-left var(--transition);
    }

    .footer-menu a:hover {
        color: var(--color-accent);
        padding-left: 4px;
    }

    .footer-info p {
        font-size: 0.8125rem;
        color: rgba(255, 255, 255, 0.45);
        line-height: 1.6;
        margin-bottom: 6px;
    }

    .footer-copyright {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding: 18px 24px;
        text-align: center;
        font-size: 0.75rem;
        color: rgba(255, 255, 255, 0.35);
    }

    /* === 响应式 === */
    @media (max-width: 1199.98px) {
        .related-grid {
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .related-info {
            padding: 16px;
        }
    }

    @media (max-width: 991.98px) {
        .app-sidebar {
            display: none;
        }

        .main-wrapper {
            margin-left: 0;
        }

        .mobile-header {
            display: flex;
        }

        .mobile-header~.main-wrapper,
        .main-wrapper {
            padding-top: 56px;
        }

        .sidebar-overlay {
            display: block;
        }

        .article-header {
            padding: 36px 0 28px;
        }

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

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

    @media (max-width: 767.98px) {
        .related-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }

        .article-body-section {
            padding: 40px 0;
        }

        .article-title {
            font-size: 1.5rem;
        }

        .cta-panel {
            padding: 56px 20px;
        }

        .footer-inner {
            grid-template-columns: 1fr;
            gap: 24px;
            padding-bottom: 24px;
        }
    }

    @media (max-width: 575.98px) {
        .related-info {
            padding: 14px 16px;
        }

        .article-nav-inner {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }

        .cta-buttons {
            flex-direction: column;
            align-items: center;
        }

        .cta-buttons .btn {
            width: 100%;
            max-width: 240px;
        }

        .faq-question {
            padding: 16px 0;
            font-size: 0.9375rem;
            gap: 10px;
        }

        .faq-answer {
            padding: 0 0 16px 38px;
            font-size: 0.8125rem;
        }

        .faq-icon {
            width: 24px;
            height: 24px;
            font-size: 0.95rem;
        }
    }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
    :root {
      --bg-dark: #141414;
      --content-bg: #f7f5f1;
      --card-bg: #ffffff;
      --alt-bg: #efece6;
      --text-main: #26231f;
      --text-muted: #7d776e;
      --accent: #c9a25d;
      --accent-dark: #a8833f;
      --border: #e4ddd1;
      --success: #3e7d5a;
      --warning: #b84a3a;
      --radius-card: 8px;
      --radius-btn: 4px;
      --radius-img: 2px;
      --radius-badge: 999px;
      --sidebar-w: 220px;
      --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04);
      --shadow-hover: 0 16px 32px rgba(0, 0, 0, 0.08);
      --ease: cubic-bezier(0.4, 0, 0.2, 1);
      --transition: 200ms var(--ease);
    }

    /* ===== 基础 reset ===== */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }
    html {
      -webkit-text-size-adjust: 100%;
    }
    body {
      margin: 0;
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background: var(--content-bg);
      color: var(--text-main);
      font-size: 1rem;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
      font-family: Georgia, "Noto Serif SC", "Songti SC", "SimSun", serif;
      font-weight: 700;
      line-height: 1.4;
      color: var(--text-main);
      margin-top: 0;
    }
    p {
      margin-top: 0;
      margin-bottom: 1em;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button,
    input {
      font-family: inherit;
    }
    ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .container {
      max-width: 1280px;
    }

    /* ===== 按钮 ===== */
    .btn {
      border-radius: var(--radius-btn);
      font-weight: 700;
      padding: 12px 28px;
      border: 1px solid transparent;
      transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), color var(--transition);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      cursor: pointer;
    }
    .btn:focus,
    .btn:focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 2px;
      box-shadow: 0 0 0 4px rgba(201, 162, 93, 0.18);
    }
    .btn:active {
      transform: scale(0.98);
    }
    .btn-accent {
      background: var(--accent);
      color: #141414;
      border-color: var(--accent);
    }
    .btn-accent:hover {
      background: var(--accent-dark);
      border-color: var(--accent-dark);
      color: #fff;
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(201, 162, 93, 0.25);
    }
    .btn-outline-light {
      background: transparent;
      border-color: var(--accent);
      color: var(--accent);
    }
    .btn-outline-light:hover {
      background: rgba(201, 162, 93, 0.08);
      color: var(--accent);
      transform: translateY(-1px);
    }
    .btn-lg {
      height: 52px;
      padding: 12px 40px;
      font-size: 1.05rem;
    }

    /* ===== 左侧 App Shell ===== */
    .app-sidebar {
      position: fixed;
      left: 0;
      top: 0;
      bottom: 0;
      width: var(--sidebar-w);
      background: var(--bg-dark);
      z-index: 1050;
      display: flex;
      flex-direction: column;
      padding: 28px 22px 18px;
      transition: transform 280ms var(--ease);
    }
    .sidebar-brand {
      padding-bottom: 26px;
      margin-bottom: 22px;
      border-bottom: 1px solid rgba(201, 162, 93, 0.35);
    }
    .brand-link {
      display: inline-block;
      font-family: Georgia, "Noto Serif SC", serif;
      font-size: 1.4rem;
      letter-spacing: 0.02em;
      line-height: 1.25;
    }
    .brand-ca88 {
      color: var(--accent);
      font-weight: 700;
    }
    .brand-login {
      color: #fff;
      font-weight: 400;
    }
    .sidebar-nav {
      display: flex;
      flex-direction: column;
      gap: 4px;
      flex: 1;
    }
    .nav-item {
      display: block;
      padding: 10px 14px;
      color: rgba(255, 255, 255, 0.7);
      font-size: 0.95rem;
      border-left: 3px solid transparent;
      border-radius: 0 4px 4px 0;
      transition: background var(--transition), color var(--transition), border-color var(--transition);
    }
    .nav-item:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.06);
    }
    .nav-item.active {
      color: #fff;
      font-weight: 600;
      border-left-color: var(--accent);
      background: linear-gradient(90deg, rgba(201, 162, 93, 0.16), rgba(201, 162, 93, 0));
    }
    .sidebar-copy {
      padding-top: 18px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      color: rgba(255, 255, 255, 0.4);
      font-size: 0.72rem;
    }

    /* ===== 移动端顶部 ===== */
    .mobile-header {
      display: none;
      height: 56px;
      background: var(--bg-dark);
      align-items: center;
      justify-content: space-between;
      padding: 0 20px;
      position: sticky;
      top: 0;
      z-index: 1040;
      border-bottom: 1px solid rgba(201, 162, 93, 0.3);
    }
    .mobile-brand {
      font-family: Georgia, "Noto Serif SC", serif;
      font-size: 1.2rem;
      display: inline-flex;
      align-items: baseline;
    }
    .mobile-brand .brand-ca88 {
      font-weight: 700;
    }
    .mobile-brand .brand-login {
      color: #fff;
    }
    .mobile-menu-btn {
      background: none;
      border: none;
      width: 40px;
      height: 40px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 5px;
      cursor: pointer;
      border-radius: 4px;
      transition: background var(--transition);
    }
    .mobile-menu-btn:hover {
      background: rgba(255, 255, 255, 0.08);
    }
    .mobile-menu-btn .bar {
      width: 22px;
      height: 2px;
      background: var(--accent);
      display: block;
      border-radius: 2px;
    }
    .sidebar-overlay {
      position: fixed;
      inset: 0;
      background: rgba(0, 0, 0, 0.55);
      z-index: 1045;
      visibility: hidden;
      opacity: 0;
      transition: opacity 260ms var(--ease), visibility 260ms var(--ease);
    }
    .sidebar-overlay.active {
      visibility: visible;
      opacity: 1;
    }

    /* ===== 主内容区 ===== */
    .main-content {
      margin-left: var(--sidebar-w);
      min-height: 100vh;
      background: var(--content-bg);
      display: flex;
      flex-direction: column;
    }
    .main-content > *:not(.site-footer) {
      flex-shrink: 0;
    }

    /* ===== 面包屑 ===== */
    .breadcrumb-row {
      background: #fff;
      border-bottom: 1px solid rgba(228, 221, 209, 0.6);
      padding: 14px 0;
    }
    .breadcrumb-nav {
      font-size: 0.8125rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .breadcrumb-nav a {
      color: var(--text-muted);
      transition: color var(--transition);
    }
    .breadcrumb-nav a:hover {
      color: var(--accent-dark);
    }
    .breadcrumb-nav .sep {
      opacity: 0.5;
    }
    .breadcrumb-nav .current {
      color: var(--text-main);
      font-weight: 600;
    }

    /* ===== 分类标题区 ===== */
    .page-heading {
      padding: 56px 0 44px;
    }
    .section-kicker {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }
    .kicker-line {
      display: inline-block;
      width: 30px;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
    }
    .kicker-text {
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--accent-dark);
    }
    .page-heading h1 {
      font-size: clamp(2.4rem, 5vw, 3.6rem);
      letter-spacing: -0.02em;
      margin-bottom: 16px;
      color: var(--text-main);
      line-height: 1.25;
    }
    .page-heading-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 720px;
      line-height: 1.8;
      margin-bottom: 0;
    }

    /* ===== 分类头图 ===== */
    .category-banner {
      height: 260px;
      overflow: hidden;
      position: relative;
      border-radius: var(--radius-card);
      margin: 0 0 72px;
    }
    .category-banner img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center;
    }
    .category-banner::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(20, 20, 20, 0.5), transparent 60%);
      pointer-events: none;
    }

    /* ===== 板块标题 ===== */
    .section-heading {
      margin-bottom: 36px;
    }
    .section-heading h2 {
      font-size: clamp(1.75rem, 3vw, 2.1rem);
      letter-spacing: -0.01em;
      margin-bottom: 8px;
    }
    .section-heading.light h2 {
      color: #f7f5f1;
    }
    .section-heading.light .kicker-text {
      color: var(--accent);
    }
    .section-heading.light .kicker-line {
      background: var(--accent);
    }
    .section-heading-desc {
      font-size: 0.95rem;
      color: var(--text-muted);
      max-width: 640px;
    }

    /* ===== 概览区 ===== */
    .overview-section {
      padding: 0 0 80px;
    }
    .overview-card {
      background: var(--card-bg);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-card);
      overflow: hidden;
      margin-bottom: 40px;
      transition: box-shadow 260ms var(--ease);
    }
    .overview-card:hover {
      box-shadow: var(--shadow-hover);
    }
    .overview-media {
      height: 100%;
      min-height: 300px;
      overflow: hidden;
    }
    .overview-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 400ms var(--ease);
    }
    .overview-card:hover .overview-media img {
      transform: scale(1.03);
    }
    .overview-body {
      padding: 40px 42px;
    }
    .overview-body p {
      font-size: 1rem;
      color: #3a362f;
      line-height: 1.85;
      margin-bottom: 18px;
    }
    .overview-body p:last-of-type {
      margin-bottom: 24px;
    }
    .btn-hover-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-weight: 600;
      color: var(--accent-dark);
      font-size: 0.95rem;
      transition: gap var(--transition), color var(--transition);
    }
    .btn-hover-link:hover {
      color: var(--accent);
      gap: 12px;
    }
    .btn-hover-link .arrow {
      transition: transform var(--transition);
    }

    /* 分类子项链接列表 */
    .topic-list-grid {
      row-gap: 20px;
    }
    .topic-list-item {
      display: flex;
      flex-direction: column;
      gap: 6px;
      background: #fff;
      border-radius: var(--radius-card);
      border: 1px solid var(--border);
      padding: 24px 26px;
      height: 100%;
      position: relative;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .topic-list-item:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(201, 162, 93, 0.45);
    }
    .list-tag {
      display: inline-block;
      align-self: flex-start;
      background: var(--alt-bg);
      border-radius: var(--radius-badge);
      padding: 3px 12px;
      font-size: 0.75rem;
      letter-spacing: 0.06em;
      color: #6b655c;
      font-weight: 600;
      margin-bottom: 4px;
    }
    .list-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      font-family: Georgia, "Noto Serif SC", serif;
      line-height: 1.45;
    }
    .list-desc {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .list-arrow {
      position: absolute;
      top: 20px;
      right: 20px;
      font-size: 1.1rem;
      color: var(--accent);
      opacity: 0;
      transform: translateX(-6px);
      transition: opacity var(--transition), transform var(--transition);
    }
    .topic-list-item:hover .list-arrow {
      opacity: 1;
      transform: translateX(0);
    }

    /* ===== 登录流程 ===== */
    .process-section {
      background: var(--bg-dark);
      padding: 80px 0;
      position: relative;
    }
    .process-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--accent), transparent);
    }
    .step-card {
      padding: 36px 28px 32px;
      background: rgba(255, 255, 255, 0.04);
      border-radius: var(--radius-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      height: 100%;
      position: relative;
      transition: background var(--transition), border-color var(--transition), transform var(--transition);
    }
    .step-card:hover {
      background: rgba(255, 255, 255, 0.07);
      border-color: rgba(201, 162, 93, 0.35);
      transform: translateY(-2px);
    }
    .step-num {
      font-family: Georgia, "Noto Serif SC", serif;
      font-size: 3rem;
      font-weight: 700;
      color: rgba(201, 162, 93, 0.6);
      line-height: 1;
      margin-bottom: 18px;
      display: block;
      letter-spacing: -0.02em;
    }
    .step-title {
      font-size: 1.15rem;
      color: #f7f5f1;
      margin-bottom: 10px;
      font-weight: 700;
    }
    .step-desc {
      font-size: 0.875rem;
      color: rgba(255, 255, 255, 0.62);
      line-height: 1.7;
      margin-bottom: 0;
    }

    /* ===== 适用场景 ===== */
    .scenarios-section {
      background: #fff;
      padding: 80px 0;
    }
    .scenario-card {
      background: var(--content-bg);
      border-radius: var(--radius-card);
      padding: 32px 32px 28px;
      height: 100%;
      border-left: 3px solid var(--accent);
      transition: transform var(--transition), box-shadow var(--transition);
    }
    .scenario-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
    }
    .scenario-card h3 {
      font-size: 1.2rem;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .scenario-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 0;
    }

    /* ===== FAQ ===== */
    .faq-section {
      padding: 80px 0;
    }
    .faq-list {
      max-width: 860px;
    }
    .faq-item {
      border-bottom: 1px solid var(--border);
    }
    .faq-question {
      display: flex;
      align-items: center;
      gap: 16px;
      width: 100%;
      background: none;
      border: none;
      padding: 20px 8px;
      cursor: pointer;
      text-align: left;
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-main);
      transition: color var(--transition);
      border-radius: 4px;
    }
    .faq-question:hover {
      color: var(--accent-dark);
    }
    .faq-question:focus {
      outline: 2px solid rgba(201, 162, 93, 0.4);
      outline-offset: 2px;
    }
    .faq-icon {
      position: relative;
      width: 20px;
      height: 20px;
      flex-shrink: 0;
      transform: rotate(0deg);
      transition: transform 220ms var(--ease);
    }
    .faq-icon::before,
    .faq-icon::after {
      content: '';
      position: absolute;
      background: var(--accent);
      border-radius: 2px;
      transition: background var(--transition);
    }
    .faq-icon::before {
      width: 14px;
      height: 2px;
      top: 9px;
      left: 3px;
    }
    .faq-icon::after {
      width: 2px;
      height: 14px;
      top: 3px;
      left: 9px;
    }
    .faq-question[aria-expanded="true"] .faq-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      padding: 0 8px 20px 44px;
    }
    .faq-answer p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 0;
    }

    /* ===== CTA ===== */
    .cat-cta {
      padding: 0 0 80px;
    }
    .cta-panel {
      background: var(--bg-dark);
      border-radius: var(--radius-card);
      padding: 72px 48px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-panel::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--accent), transparent);
    }
    .cta-panel::after {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 50% 0%, rgba(201, 162, 93, 0.1), transparent 60%);
      pointer-events: none;
    }
    .cta-panel h2 {
      color: var(--accent);
      font-size: clamp(1.8rem, 3vw, 2.4rem);
      margin-bottom: 12px;
      letter-spacing: -0.01em;
      position: relative;
      z-index: 1;
    }
    .cta-panel p {
      color: rgba(255, 255, 255, 0.68);
      font-size: 1rem;
      margin-bottom: 32px;
      position: relative;
      z-index: 1;
    }
    .cta-panel .btn {
      position: relative;
      z-index: 1;
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: var(--bg-dark);
      border-top: 2px solid var(--accent);
      padding: 48px 0 0;
      margin-top: auto;
    }
    .footer-inner {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
      display: grid;
      grid-template-columns: 2fr 1fr 1.5fr;
      gap: 40px;
    }
    .footer-brand h3 {
      font-size: 1.25rem;
      color: #fff;
      margin-bottom: 12px;
    }
    .footer-brand h3 span {
      color: var(--accent);
    }
    .footer-brand p {
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.55);
      line-height: 1.7;
      max-width: 360px;
      margin-bottom: 0;
    }
    .footer-menu h4,
    .footer-info h4 {
      font-size: 0.95rem;
      color: #fff;
      margin-bottom: 14px;
      letter-spacing: 0.04em;
    }
    .footer-menu a {
      color: rgba(255, 255, 255, 0.55);
      font-size: 0.85rem;
      line-height: 2.2;
      transition: color var(--transition);
    }
    .footer-menu a:hover {
      color: var(--accent);
    }
    .footer-info p {
      color: rgba(255, 255, 255, 0.4);
      font-size: 0.8rem;
      line-height: 1.6;
      margin-bottom: 6px;
    }
    .footer-copyright {
      max-width: 1280px;
      margin: 32px auto 0;
      padding: 20px 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.07);
      color: rgba(255, 255, 255, 0.35);
      font-size: 0.78rem;
    }
    .footer-copyright span {
      display: block;
      text-align: center;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 991.98px) {
      .app-sidebar {
        transform: translateX(-100%);
        width: 280px;
      }
      .app-sidebar.open {
        transform: translateX(0);
      }
      .mobile-header {
        display: flex;
      }
      .main-content {
        margin-left: 0;
      }
      .page-heading {
        padding: 40px 0 32px;
      }
      .page-heading h1 {
        font-size: 2.4rem;
      }
      .category-banner {
        height: 220px;
        margin-bottom: 56px;
      }
      .overview-section {
        padding-bottom: 56px;
      }
      .process-section {
        padding: 56px 0;
      }
      .scenarios-section {
        padding: 56px 0;
      }
      .faq-section {
        padding: 56px 0;
      }
      .cat-cta {
        padding-bottom: 56px;
      }
      .overview-body {
        padding: 32px 28px;
      }
      .cta-panel {
        padding: 56px 28px;
      }
      .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
      .footer-brand {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 575.98px) {
      .page-heading {
        padding: 32px 0 24px;
      }
      .page-heading h1 {
        font-size: 1.9rem;
      }
      .page-heading-desc {
        font-size: 0.9rem;
      }
      .category-banner {
        height: 180px;
        margin-bottom: 40px;
      }
      .overview-media {
        min-height: 200px;
      }
      .overview-body {
        padding: 24px 20px;
      }
      .topic-list-item {
        padding: 20px;
      }
      .process-section {
        padding: 40px 0;
      }
      .step-card {
        padding: 24px 20px;
      }
      .scenarios-section {
        padding: 40px 0;
      }
      .scenario-card {
        padding: 24px 20px;
      }
      .faq-section {
        padding: 40px 0;
      }
      .cat-cta {
        padding-bottom: 40px;
      }
      .cta-panel {
        padding: 48px 20px;
      }
      .cta-panel h2 {
        font-size: 1.6rem;
      }
      .footer-inner {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .footer-brand {
        grid-column: 1;
      }
      .page-heading-desc {
        font-size: 0.875rem;
      }
    }