/* roulang page: index */
:root {
  --bg: #F5F3EE;
  --bg-alt: #121212;
  --bg-card: #FFFFFF;
  --ink: #141414;
  --ink-2: #66615A;
  --ink-3: #9C948A;
  --line: #E4DFD6;
  --line-dark: #2E2E2E;
  --primary: #C5FF00;
  --primary-dark: #A6D900;
  --accent: #FF5722;
  --success: #00C48C;
  --radius: 16px;
  --radius-sm: 12px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 6px 20px rgba(0,0,0,.05);
  --shadow-hover: 0 12px 32px rgba(0,0,0,.10);
  --font-sans: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num: "DIN Alternate","Bahnschrift","Arial Narrow",sans-serif;
  --transition: .25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--bg);color:var(--ink);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:var(--transition)}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-tight{padding:56px 0}
.text-center{text-align:center}
/* ---------- 导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--bg-alt);height:72px;border-bottom:1px solid var(--line-dark)}
.header-inner{max-width:1200px;height:100%;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:6px;font-family:var(--font-sans)}
.brand-kok{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:.5px}
.brand-name{font-size:16px;font-weight:500;color:#fff;letter-spacing:1px}
.site-nav{display:flex;align-items:center;gap:36px}
.site-nav .nav-link{font-size:14px;font-weight:500;color:#D9D5CE;letter-spacing:2px;padding:6px 0;position:relative;border-bottom:2px solid transparent}
.site-nav .nav-link:hover{color:#fff;border-bottom-color:var(--primary)}
.site-nav .nav-link.active{color:#fff}
.site-nav .nav-link.active::before{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--primary);margin-right:8px;vertical-align:middle}
.nav-toggle{display:none;background:none;border:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;cursor:pointer}
.nav-toggle span{display:block;height:2px;background:#fff;width:24px;transition:var(--transition)}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{display:none;background:var(--bg-alt);border-top:1px solid var(--line-dark);padding:0 24px;flex-direction:column}
.mobile-nav .nav-link{display:block;padding:16px 0;color:#fff;font-size:15px;font-weight:500;border-bottom:1px solid var(--line-dark);text-align:left}
.mobile-nav .nav-link:last-child{border-bottom:none}
.mobile-nav .nav-link.active{color:var(--primary)}
.mobile-nav.open{display:flex}
/* ---------- Hero ---------- */
.hero{min-height:72vh;background:#1a1a1a url('/assets/images/backpic/back-1.webp') center/cover no-repeat;position:relative;display:flex;align-items:center;margin-top:72px}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,18,18,.88) 0%,rgba(18,18,18,.5) 50%,rgba(18,18,18,.15) 100%)}
.hero-inner{position:relative;z-index:2;max-width:640px;padding:80px 0}
.hero-badge{display:inline-block;font-size:12px;font-weight:500;color:var(--primary);border:1px solid #3A3A3A;border-radius:999px;padding:6px 16px;margin-bottom:24px;background:rgba(18,18,18,.4)}
.hero h1{font-size:44px;line-height:56px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:1px}
.hero-sub{font-size:21px;line-height:32px;font-weight:400;color:#D3CEC6;margin-bottom:32px;max-width:520px}
.countdown-wrap{display:flex;align-items:stretch;gap:12px;margin-bottom:36px;flex-wrap:wrap}
.count-item{background:#fff;border-radius:var(--radius-sm);width:64px;height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.count-item .num{font-family:var(--font-num);font-size:22px;font-weight:700;color:var(--primary-dark);line-height:1.1}
.count-item .unit{font-size:11px;color:var(--ink-3);margin-top:4px}
.count-sep{font-family:var(--font-num);font-size:24px;color:rgba(255,255,255,.5);display:flex;align-items:center}
.live-badge{display:inline-flex;align-items:center;gap:10px;background:#fff;border-radius:999px;padding:16px 32px;font-size:20px;font-weight:700;color:var(--accent);box-shadow:var(--shadow)}
.live-dot{width:10px;height:10px;border-radius:50%;background:var(--accent);animation:pulse 1.2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
/* ---------- 按钮 ---------- */
.btn-primary{display:inline-block;background:var(--primary);color:var(--bg-alt);font-size:16px;font-weight:700;border-radius:999px;padding:14px 28px;border:none;cursor:pointer;transition:var(--transition);text-align:center}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 24px rgba(198,255,0,.25)}
.btn-primary:active{background:#95C800;transform:translateY(0)}
.btn-ghost{display:inline-block;background:transparent;color:#fff;font-size:16px;font-weight:600;border-radius:999px;padding:13px 28px;border:1px solid rgba(255,255,255,.45);cursor:pointer;transition:var(--transition);text-align:center}
.btn-ghost:hover{border-color:#fff;color:#fff;transform:translateY(-2px)}
.btn-dark{display:inline-block;background:var(--bg-alt);color:#fff;font-size:16px;font-weight:600;border-radius:999px;padding:12px 28px;border:none;cursor:pointer;transition:var(--transition);text-align:center}
.btn-dark:hover{background:#2B2B2B;transform:translateY(-2px)}
.text-link{font-size:13px;color:var(--ink-2);font-weight:500;display:inline-flex;align-items:center;gap:4px}
.text-link:hover{color:var(--primary-dark)}
.text-link .arrow{transition:transform var(--transition);display:inline-block}
.text-link:hover .arrow{transform:translateX(4px)}
/* ---------- 板块标题 ---------- */
.section-title-wrap{display:flex;align-items:center;justify-content:space-between;margin-bottom:40px}
.section-title-wrap .title-block{display:flex;align-items:center;gap:16px}
.section-title-line{width:4px;height:32px;background:var(--primary);border-radius:2px;flex-shrink:0}
.section-title{font-size:30px;line-height:40px;font-weight:700;color:var(--ink)}
.section-title-dark{font-size:30px;line-height:40px;font-weight:700;color:#fff}
/* ---------- 看点卡片 ---------- */
.highlights-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.highlight-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:var(--transition);position:relative}
.highlight-card:hover{border-color:var(--ink);box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.highlight-num{font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--accent);display:inline-block;background:transparent;padding:2px 10px;border-radius:8px;transition:var(--transition);margin-bottom:12px}
.highlight-card:hover .highlight-num{background:var(--primary);color:var(--bg-alt)}
.highlight-title{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:10px;line-height:28px}
.highlight-desc{font-size:13px;line-height:22px;color:var(--ink-2);margin-bottom:16px}
.highlight-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-block;background:var(--bg);color:#8D867D;font-size:12px;font-weight:500;border-radius:999px;padding:4px 12px;line-height:18px}
/* ---------- 订阅区 ---------- */
.subscribe-section{background:var(--bg-alt);padding:80px 0;color:#fff}
.subscribe-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.subscribe-left h2{color:#fff;font-size:30px;line-height:40px;font-weight:700;margin-bottom:12px}
.subscribe-left p{color:#A9A39A;font-size:13px;line-height:22px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap}
.subscribe-input{flex:1;min-width:240px;background:#fff;border:none;border-radius:var(--radius-sm);height:48px;padding:0 16px;font-size:14px;color:var(--ink);transition:var(--transition)}
.subscribe-input:focus{box-shadow:0 0 0 2px var(--primary)}
.subscribe-error{font-size:12px;color:var(--accent);margin-top:8px;display:none}
.subscribe-success{display:none;font-size:13px;font-weight:600;color:var(--success);background:rgba(0,196,140,.12);border-radius:999px;padding:8px 16px;align-items:center;gap:8px}
.subscribe-note{font-size:11px;line-height:18px;color:#6F6A62;margin-top:16px}
/* ---------- 资讯列表 ---------- */
.news-section{background:var(--bg)}
.news-list{border-top:1px solid var(--line)}
.news-item{display:flex;align-items:center;gap:24px;padding:24px 0;border-bottom:1px solid var(--line);transition:var(--transition)}
.news-item:hover{background:rgba(255,255,255,.6)}
.news-thumb{width:160px;height:90px;flex-shrink:0;border-radius:8px;overflow:hidden;background:#E8E4DC}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.news-item:hover .news-thumb img{transform:scale(1.04)}
.news-content{flex:1;min-width:0}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.badge{display:inline-block;background:var(--bg);color:var(--ink-2);font-size:12px;font-weight:500;border-radius:999px;padding:2px 10px}
.news-time{font-size:12px;color:var(--ink-3)}
.news-title{font-size:16px;font-weight:600;color:var(--ink);line-height:26px;margin-bottom:6px;transition:var(--transition)}
.news-title:hover{color:#3D6B00}
.news-summary{font-size:13px;line-height:22px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.empty-list{background:#EFECE5;border-radius:var(--radius-sm);padding:48px;text-align:center}
.empty-list .empty-icon{font-size:32px;color:var(--ink-3);margin-bottom:8px}
.empty-list p{font-size:13px;color:var(--ink-3)}
/* ---------- 回放区 ---------- */
.recap-section{background:var(--bg-card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.recap-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.recap-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#E8E4DC}
.recap-image img{width:100%;aspect-ratio:16/9;object-fit:cover}
.recap-right h2{font-size:30px;line-height:40px;font-weight:700;margin-bottom:24px}
.recap-list{border-top:1px solid var(--line);margin-bottom:24px}
.recap-item{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line)}
.recap-item-title{font-size:14px;font-weight:500;color:var(--ink);display:flex;align-items:center;gap:12px}
.recap-item-title i{width:12px;height:12px;border-left:8px solid var(--ink);border-top:5px solid transparent;border-bottom:5px solid transparent;flex-shrink:0}
.recap-item-time{font-size:12px;color:var(--ink-3)}
.recap-placeholder{font-size:13px;color:var(--ink-3);padding:16px 0;border-bottom:1px solid var(--line)}
/* ---------- FAQ ---------- */
.faq-section{background:var(--bg)}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:#C8C0B4}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;font-size:14px;font-weight:600;color:var(--ink);cursor:pointer;user-select:none}
.faq-q .faq-icon{font-size:22px;font-weight:300;color:var(--primary-dark);transition:transform var(--transition)}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-a{display:none;padding:0 24px 20px;font-size:13px;line-height:24px;color:var(--ink-2)}
.faq-item.active .faq-a{display:block}
/* ---------- CTA ---------- */
.cta-section{background:var(--bg-alt);padding:80px 0;color:#fff;text-align:center}
.cta-section h2{font-size:30px;line-height:40px;font-weight:700;margin-bottom:16px;color:#fff}
.cta-section p{color:#A9A39A;font-size:14px;line-height:24px;margin-bottom:32px;max-width:560px;margin-left:auto;margin-right:auto}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--line-dark);padding:56px 0 24px;color:#AFA9A0}
.footer-grid{display:grid;grid-template-columns:5fr 3fr 4fr;gap:48px;margin-bottom:48px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:13px;line-height:22px;color:#6F6A62}
.footer-col h4{font-size:14px;font-weight:600;color:#F2F0EB;margin-bottom:16px}
.footer-col a{display:block;font-size:13px;color:#AFA9A0;padding:6px 0;line-height:22px}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--line-dark);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:12px;color:#6F6A62}
.footer-bottom a{color:#6F6A62}
.footer-bottom a:hover{color:var(--primary)}
/* ---------- 焦点态 ---------- */
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
/* ---------- 响应式 ---------- */
@media Screen and (min-width:641px) and (max-width:1024px){
  .highlights-grid{grid-template-columns:repeat(2,1fr)}
  .subscribe-grid{grid-template-columns:1fr}
  .recap-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:64px 0}
  .hero{min-height:64vh}
}
@media Screen and (max-width:640px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .site-nav{display:none}
  .nav-toggle{display:flex}
  .mobile-nav{display:none}
  .site-header{height:60px}
  .hero{margin-top:60px;min-height:56vh}
  .hero-inner{padding:48px 0}
  .hero h1{font-size:32px;line-height:44px}
  .hero-sub{font-size:17px;line-height:26px}
  .section-title{font-size:24px;line-height:32px}
  .section-title-dark{font-size:24px;line-height:32px}
  .highlights-grid{grid-template-columns:1fr}
  .subscribe-grid{grid-template-columns:1fr;gap:32px}
  .subscribe-form{flex-direction:column}
  .subscribe-input{min-width:100%}
  .subscribe-section{padding:56px 0}
  .recap-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .news-item{flex-direction:column;align-items:flex-start;gap:12px}
  .news-thumb{width:100%;height:180px}
  .news-summary{white-space:normal}
  .hero-btns{flex-direction:column;width:100%}
  .hero-btns .btn-primary,.hero-btns .btn-ghost{width:100%}
  .count-item{width:56px;height:56px}
  .count-item .num{font-size:18px}
  .cta-btns{flex-direction:column;width:100%}
  .cta-btns .btn-primary,.cta-btns .btn-ghost{width:100%}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root {
  --bg: #F5F3EE;
  --bg-alt: #121212;
  --bg-card: #FFFFFF;
  --ink: #141414;
  --ink-2: #66615A;
  --ink-3: #9C948A;
  --line: #E4DFD6;
  --line-dark: #2E2E2E;
  --primary: #C5FF00;
  --primary-dark: #A6D900;
  --accent: #FF5722;
  --success: #00C48C;
  --radius-card: 16px;
  --radius-pill: 999px;
  --radius-input: 12px;
  --shadow-card: 0 1px 2px rgba(0,0,0,.04), 0 6px 20px rgba(0,0,0,.05);
  --shadow-hover: 0 12px 32px rgba(0,0,0,.10);
  --transition: all 0.25s ease;
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", "Arial Narrow", sans-serif;
}

/* ===== Reset / Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input { font-family: inherit; border: none; outline: none; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt { background: var(--bg); }
.section-dark { background: var(--bg-alt); color: #F2F0EB; }

/* ===== 排版 ===== */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.3; color: var(--ink); }
h1 { font-size: 44px; line-height: 56px; }
h2 { font-size: 30px; line-height: 40px; }
h3 { font-size: 20px; line-height: 28px; font-weight: 600; }
p { font-size: 16px; line-height: 28px; color: var(--ink-2); margin-bottom: 16px; }
.text-center { text-align: center; }

/* ===== 导航 ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--line-dark);
  height: 72px;
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; max-width: 1280px;
}
.brand { display: flex; align-items: baseline; gap: 6px; }
.brand-kok {
  font-weight: 800; font-size: 20px; color: var(--primary);
  font-family: var(--font-num); letter-spacing: 0.5px;
}
.brand-name { font-weight: 500; font-size: 16px; color: #fff; }
.site-nav { display: flex; align-items: center; gap: 36px; }
.site-nav .nav-link {
  position: relative;
  font-size: 14px; font-weight: 500;
  color: #D9D5CE; letter-spacing: 2px;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
}
.site-nav .nav-link:hover {
  color: #ffffff;
  border-bottom-color: var(--primary);
}
.site-nav .nav-link.active {
  color: #ffffff;
  border-bottom: none;
}
.site-nav .nav-link.active::before {
  content: "";
  position: absolute; left: 50%; bottom: -2px;
  transform: translateX(-50%);
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--primary);
}
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  justify-content: center; align-items: center;
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 8px;
}
.nav-toggle .bar { display: block; width: 18px; height: 2px; background: #fff; position: relative; transition: var(--transition); }
.nav-toggle .bar::before, .nav-toggle .bar::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: #fff; transition: var(--transition); }
.nav-toggle .bar::before { top: -6px; }
.nav-toggle .bar::after { top: 6px; }
.nav-toggle.open .bar { background: transparent; }
.nav-toggle.open .bar::before { top: 0; transform: rotate(45deg); }
.nav-toggle.open .bar::after { top: 0; transform: rotate(-45deg); }

/* ===== Hero ===== */
.cat-hero {
  margin-top: 72px;
  position: relative;
  min-height: 260px;
  background: linear-gradient(90deg, rgba(18,18,18,.88) 0%, rgba(18,18,18,.45) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  display: flex; align-items: center;
  border-bottom: 1px solid var(--line);
}
.cat-hero .container { position: relative; z-index: 2; padding: 56px 24px; }
.cat-hero .cat-badge {
  display: inline-block;
  height: 32px; padding: 0 16px;
  border: 1px solid #3A3A3A; border-radius: 999px;
  color: var(--primary); font-size: 12px; font-weight: 500; line-height: 30px;
  margin-bottom: 16px;
}
.cat-hero h1 { color: #fff; margin-bottom: 12px; }
.cat-hero .cat-sub { font-size: 18px; line-height: 28px; color: rgba(255,255,255,.75); max-width: 640px; }

/* ===== 图文混排 ===== */
.mix-section { padding: 80px 0; }
.mix-section .mix-title {
  font-size: 13px; font-weight: 600; letter-spacing: 4px; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 8px;
}
.mix-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.mix-grid.reverse .mix-media { order: 2; }
.mix-media img { width: 100%; border-radius: 16px; box-shadow: var(--shadow-card); }
.mix-body h2 { margin-bottom: 16px; }
.mix-body p { margin-bottom: 20px; }
.mix-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.mix-tags .tag {
  display: inline-block; height: 26px; line-height: 26px; padding: 0 14px;
  background: var(--bg); border-radius: 999px; font-size: 12px; color: var(--ink-2);
  font-weight: 500;
}

/* ===== 使用场景时间线 ===== */
.scene-list { margin-top: 8px; }
.scene-list li { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.scene-list li:last-child { border-bottom: none; }
.scene-list .scene-index {
  font-family: var(--font-num); font-size: 20px; font-weight: 700;
  color: var(--primary-dark); flex-shrink: 0; width: 28px;
}
.scene-list .scene-body h4 { font-size: 15px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.scene-list .scene-body p { font-size: 13px; line-height: 20px; color: var(--ink-3); margin: 0; }
.scene-media img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 16px; box-shadow: var(--shadow-card); }

/* ===== 相关推荐卡片 ===== */
.rec-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }
.rec-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: 16px;
  overflow: hidden; transition: var(--transition); box-shadow: var(--shadow-card);
}
.rec-card:hover { border-color: var(--ink); transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.rec-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.rec-card .rec-body { padding: 20px 24px 24px; }
.rec-card .rec-kicker { font-size: 12px; color: var(--ink-3); margin-bottom: 6px; }
.rec-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; line-height: 24px; }
.rec-card p { font-size: 13px; line-height: 20px; color: var(--ink-2); margin: 0; }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 32px auto 0; }
.faq-item {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: 12px; margin-bottom: 12px; overflow: hidden;
}
.faq-item summary {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 24px; font-size: 14px; font-weight: 600; cursor: pointer;
  list-style: none; transition: var(--transition);
}
.faq-item summary:hover { background: #FAF8F4; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .plus { font-family: var(--font-num); font-size: 22px; color: var(--primary-dark); font-weight: 400; }
.faq-item[open] .plus { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 24px 20px; font-size: 13px; line-height: 24px; color: var(--ink-2); }

/* ===== CTA ===== */
.cta-section { background: var(--bg-alt); padding: 80px 0; text-align: center; }
.cta-section h2 { color: #fff; font-size: 30px; margin-bottom: 12px; }
.cta-section p { color: #A9A39A; font-size: 14px; max-width: 480px; margin: 0 auto 28px; }
.btn-group { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; border-radius: 999px; transition: var(--transition);
  font-size: 16px; padding: 14px 28px;
}
.btn-primary { background: var(--primary); color: var(--ink); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(198,255,0,.25); }
.btn-primary:active { background: #95C800; }
.btn-outline { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.45); }
.btn-outline:hover { border-color: #fff; transform: translateY(-2px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #2B2B2B; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.18); }
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ===== 页脚 ===== */
.site-footer { background: var(--bg-alt); color: #AFA9A0; padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 40px; }
.footer-brand p { font-size: 13px; line-height: 22px; color: #AFA9A0; margin-top: 16px; }
.footer-brand .brand-name { color: #fff; }
.footer-col h4 { color: #fff; font-size: 14px; font-weight: 600; margin-bottom: 16px; letter-spacing: 1px; }
.footer-col a {
  display: block; font-size: 13px; color: #AFA9A0; padding: 6px 0;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--primary); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid var(--line-dark); padding: 24px 0;
  display: flex; justify-content: space-between; font-size: 12px; color: #6F6A62;
  flex-wrap: wrap; gap: 8px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .mix-grid, .mix-grid.reverse { grid-template-columns: 1fr; gap: 40px; }
  .mix-grid.reverse .mix-media { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .rec-cards { grid-template-columns: 1fr 1fr; }
  .section { padding: 56px 0; }
  h1 { font-size: 36px; line-height: 48px; }
}
@media (max-width: 640px) {
  .site-nav {
    display: none;
    position: fixed; top: 72px; left: 0; right: 0;
    background: var(--bg-alt); flex-direction: column;
    align-items: flex-start; gap: 0; padding: 0 24px 16px;
    border-bottom: 1px solid var(--line-dark);
  }
  .site-nav.open { display: flex; }
  .site-nav .nav-link { padding: 12px 0; font-size: 16px; width: 100%; border-bottom: 1px solid var(--line-dark); }
  .site-nav .nav-link.active::before { left: -8px; transform: translateY(-50%); top: 50%; }
  .nav-toggle { display: flex; }
  .cat-hero { min-height: 220px; }
  .cat-hero h1 { font-size: 28px; line-height: 38px; }
  .cat-hero .cat-sub { font-size: 15px; line-height: 22px; }
  .mix-section { padding: 48px 0; }
  .rec-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
  .btn-group .btn { width: 100%; justify-content: center; }
  .section { padding: 48px 0; }
}

/* roulang page: article */
:root {
  --bg: #F5F3EE;
  --bg-alt: #121212;
  --bg-card: #FFFFFF;
  --ink: #141414;
  --ink-2: #66615A;
  --ink-3: #9C948A;
  --line: #E4DFD6;
  --line-dark: #2E2E2E;
  --primary: #C5FF00;
  --primary-dark: #A6D900;
  --accent: #FF5722;
  --success: #00C48C;
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", "Arial Narrow", sans-serif;
  --radius-card: 16px;
  --radius-btn: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 1px 2px rgba(0,0,0,.04), 0 6px 20px rgba(0,0,0,.05);
  --shadow-hover: 0 12px 32px rgba(0,0,0,.10);
  --transition: 0.25s ease;
  --container-w: 1200px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
input {
  font-family: inherit;
}
ul, ol {
  list-style: none;
}
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

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

h1, h2, h3, h4 {
  color: var(--ink);
  line-height: 1.3;
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}
.section-head h2 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.text-link {
  font-size: 13px;
  color: var(--ink-2);
  transition: color var(--transition);
}
.text-link:hover {
  color: var(--primary-dark);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--line-dark);
  height: 72px;
}
.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 4px;
}
.brand-kok {
  color: var(--primary);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
}
.brand-name {
  color: #FFFFFF;
  font-size: 16px;
  font-weight: 500;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  position: relative;
  font-size: 14px;
  font-weight: 500;
  color: #D9D5CE;
  letter-spacing: 2px;
  padding: 8px 0;
  transition: color var(--transition);
}
.nav-link:hover {
  color: #FFFFFF;
}
.nav-link:hover::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
}
.nav-link.active {
  color: #FFFFFF;
}
.nav-link.active::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
  margin-right: 6px;
  vertical-align: middle;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #FFFFFF;
  border-radius: 1px;
}

.breadcrumb-bar {
  background: var(--bg);
  padding: 96px 0 16px;
  border-bottom: 1px solid var(--line);
}
.crumb {
  font-size: 13px;
  color: var(--ink-3);
}
.crumb.current {
  color: var(--ink);
  font-weight: 500;
}
.crumb-sep {
  color: #C9C3BA;
  margin: 0 10px;
  font-size: 13px;
}

.article-main {
  padding: 48px 0 64px;
}
.article-container {
  max-width: 760px;
  margin: 0 auto;
}
.article-title {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 24px;
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-divider {
  height: 1px;
  background: var(--line);
  margin-bottom: 32px;
}

.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
}
.article-content p {
  margin-bottom: 28px;
}
.article-content h2 {
  font-size: 20px;
  font-weight: 600;
  margin: 40px 0 16px;
  padding-left: 12px;
  border-left: 4px solid var(--primary);
}
.article-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 32px 0 12px;
}
.article-content ul {
  margin: 0 0 28px;
  padding: 0;
}
.article-content ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
}
.article-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 2px;
}
.article-content ol {
  margin: 0 0 28px;
  padding-left: 20px;
  list-style: decimal;
}
.article-content ol li {
  margin-bottom: 10px;
}
.article-content blockquote {
  background: var(--bg);
  border-left: 4px solid var(--primary);
  padding: 16px 24px;
  margin: 0 0 28px;
  border-radius: 0 12px 12px 0;
  color: var(--ink-2);
  font-size: 15px;
}
.article-content img {
  border-radius: 12px;
  margin: 0 0 28px;
  width: 100%;
  height: auto;
}
.article-content figcaption {
  font-size: 12px;
  color: var(--ink-3);
  text-align: center;
  margin-top: -20px;
  margin-bottom: 28px;
}
.article-content code {
  background: var(--bg);
  border-radius: 12px;
  padding: 2px 8px;
  font-size: 14px;
  font-family: "SF Mono", "Consolas", monospace;
}
.article-content a {
  color: var(--primary-dark);
  border-bottom: 1px solid transparent;
}
.article-content a:hover {
  border-bottom-color: var(--primary-dark);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}
.tag {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 12px;
  background: var(--bg);
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
  border: 1px solid var(--line);
}

.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.share-label {
  font-size: 13px;
  color: var(--ink-3);
  margin-right: 8px;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--ink-2);
  background: var(--bg-card);
  transition: all var(--transition);
}
.share-btn:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
}
.share-btn svg {
  flex-shrink: 0;
}

.article-empty {
  padding: 120px 24px;
}
.empty-box {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  background: #EFECE5;
  border-radius: 12px;
  padding: 48px;
}
.empty-box p {
  font-size: 15px;
  color: var(--ink-3);
  margin-bottom: 24px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--bg-alt);
  font-size: 16px;
  font-weight: 700;
  border-radius: var(--radius-pill);
  padding: 14px 28px;
  border: none;
  transition: all var(--transition);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(198,255,0,.25);
}
.btn-primary:active {
  background: #95C800;
  transform: translateY(0);
}

.related-section {
  background: var(--bg-card);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 56px 0;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all var(--transition);
}
.related-card:hover {
  border-color: var(--ink);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.related-cover {
  aspect-ratio: 16/9;
  overflow: hidden;
}
.related-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.related-card:hover .related-cover img {
  transform: scale(1.03);
}
.related-body {
  padding: 16px 20px 20px;
}
.related-body h3 {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.6;
  margin-bottom: 8px;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-date {
  font-size: 12px;
  color: var(--ink-3);
}

.subscribe-section {
  background: var(--bg-alt);
  padding: 64px 24px;
}
.subscribe-inner {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 48px;
  align-items: center;
  max-width: var(--container-w);
  margin: 0 auto;
}
.subscribe-left h2 {
  color: #FFFFFF;
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 12px;
}
.subscribe-left p {
  color: #A9A39A;
  font-size: 13px;
  line-height: 1.8;
}
.subscribe-form {
  display: flex;
  gap: 12px;
}
.subscribe-form input[type="email"] {
  flex: 1;
  height: 48px;
  padding: 0 16px;
  border: none;
  border-radius: var(--radius-btn);
  background: #FFFFFF;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: box-shadow var(--transition);
}
.subscribe-form input[type="email"]:focus {
  box-shadow: 0 0 0 2px var(--primary);
}
.btn-subscribe {
  height: 48px;
  padding: 0 24px;
  background: var(--primary);
  color: var(--bg-alt);
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-btn);
  border: none;
  transition: background var(--transition), transform var(--transition);
}
.btn-subscribe:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}
.form-note {
  margin-top: 12px;
  font-size: 11px;
  color: #6F6A62;
}

.faq-section {
  padding: 56px 0;
  background: var(--bg);
}
.faq-section h2 {
  font-size: 30px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
}
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item:hover {
  border-color: var(--ink-3);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  transition: background var(--transition);
}
.faq-question:hover {
  background: #FAFAF8;
}
.faq-icon {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--primary);
  color: var(--bg-alt);
  font-size: 16px;
  font-weight: 700;
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  display: none;
  padding: 0 24px 20px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-2);
}
.faq-item.open .faq-answer {
  display: block;
}

.site-footer {
  background: var(--bg-alt);
  padding: 56px 24px 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  max-width: var(--container-w);
  margin: 0 auto;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-brand .brand {
  margin-bottom: 16px;
}
.footer-brand p {
  color: #AFA9A0;
  font-size: 13px;
  line-height: 1.8;
  max-width: 360px;
}
.footer-col h4 {
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: #AFA9A0;
  font-size: 13px;
  padding: 6px 0;
  transition: color var(--transition);
}
.footer-col a:hover {
  color: var(--primary);
}
.footer-bottom {
  max-width: var(--container-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 12px;
  color: #6F6A62;
}

@media (max-width: 1024px) {
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .subscribe-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-alt);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 32px;
    border-bottom: 1px solid var(--line-dark);
    gap: 0;
  }
  .site-nav.open {
    display: flex;
  }
  .nav-link {
    display: block;
    width: 100%;
    padding: 14px 0;
    font-size: 16px;
  }
  .nav-link.active::before {
    margin-right: 8px;
  }
  .nav-toggle {
    display: flex;
  }
  .breadcrumb-bar {
    padding-top: 88px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
  .subscribe-form {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .article-title {
    font-size: 24px;
  }
  .article-meta {
    gap: 12px 16px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .subscribe-left h2,
  .faq-section h2 {
    font-size: 24px;
  }
}