/* roulang page: index */
:root{
  --brand-900:#06302A;--brand-700:#0E5C4A;--brand-500:#12A17A;--brand-300:#6FD7B6;
  --accent-500:#F5B72E;--ink-900:#10201C;--ink-600:#4B5F59;--ink-400:#889692;
  --line:#DCE5E1;--bg:#F5F7F4;--surface:#FFFFFF;--surface-2:#EAF5F0;
  --danger:#D64545;
  --grad-brand:linear-gradient(135deg,#06302A 0%,#0E5C4A 55%,#12A17A 100%);
  --grad-accent:linear-gradient(135deg,#12A17A 0%,#6FD7B6 100%);
  --shadow-sm:0 2px 8px rgba(6,48,42,.06);
  --shadow-md:0 8px 24px rgba(6,48,42,.08);
  --shadow-lg:0 18px 48px rgba(6,48,42,.12);
  --r-lg:24px;--r:20px;--r-sm:12px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink-900);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:17px;line-height:1.75;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color 180ms var(--ease),opacity 180ms var(--ease)}
a:hover{color:var(--brand-500)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink-900);overflow-wrap:anywhere}
h1{font-size:44px;font-weight:800;line-height:1.2;letter-spacing:-.5px}
h2{font-size:30px;font-weight:700;line-height:1.3}
h3{font-size:21px;font-weight:600;line-height:1.45}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(18,161,122,.45);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1400px){.container{max-width:1280px}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#FFFFFF;border-bottom:1px solid var(--line);transition:background 200ms var(--ease),box-shadow 200ms var(--ease)}
.site-header.is-stuck{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);box-shadow:var(--shadow-sm)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink-900)}
.brand:hover{color:var(--ink-900)}
.brand-mark{position:relative;width:38px;height:38px;border-radius:50%;background:var(--grad-brand);flex:0 0 38px;box-shadow:var(--shadow-sm)}
.brand-mark::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:11px;margin:-5.5px 0 0 -5.5px;border-radius:50%;background:#fff}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:18px;font-weight:800;letter-spacing:.5px;color:var(--brand-900)}
.brand-sub{font-size:12px;font-weight:500;color:var(--ink-600);letter-spacing:.5px}
.nav-collapse{display:flex;align-items:center;gap:28px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;color:var(--ink-900)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:999px;background:var(--grad-accent);transform:scaleX(0);transform-origin:left;transition:transform 180ms var(--ease)}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-700)}
.nav-link.active::after{transform:scaleX(1)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;position:relative}
.nav-toggle span{position:absolute;left:12px;right:12px;height:2px;background:var(--ink-900);border-radius:2px;transition:transform 200ms var(--ease),opacity 200ms var(--ease)}
.nav-toggle span:nth-child(1){top:15px}
.nav-toggle span:nth-child(2){top:21px}
.nav-toggle span:nth-child(3){top:27px}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-accent{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:999px;font-size:16px;font-weight:600;border:0;cursor:pointer;transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),background 180ms var(--ease),filter 180ms var(--ease)}
.btn-main{background:var(--grad-brand);color:#fff}
.btn-main:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-main:active{transform:none;box-shadow:var(--shadow-sm)}
.btn-ghost{background:#fff;color:var(--brand-700);border:1.5px solid var(--brand-500)}
.btn-ghost:hover{background:var(--surface-2);color:var(--brand-700);transform:translateY(-2px)}
.btn-ghost:active{transform:none}
.btn-accent{background:var(--accent-500);color:var(--ink-900)}
.btn-accent:hover{color:var(--ink-900);filter:brightness(1.04);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-accent:active{transform:none}
.btn-icon{width:40px;height:40px;border-radius:50%;background:var(--surface-2);color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;border:0;cursor:pointer;transition:background 180ms var(--ease),transform 180ms var(--ease)}
.btn-icon:hover{background:var(--brand-300);transform:translateY(-2px)}
.nav-cta{height:42px;padding:0 22px;font-size:15px}

/* ---------- 徽章 ---------- */
.badge-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:var(--surface-2);color:var(--brand-700);font-size:12.5px;font-weight:600}
.badge-live{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;background:var(--accent-500);color:var(--brand-900);font-size:12.5px;font-weight:700}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--brand-900);animation:pulse 1.6s infinite ease-in-out}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.35);opacity:.55}}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:1.5px;color:var(--brand-500);margin-bottom:10px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-desc{margin:8px 0 0;color:var(--ink-600);font-size:16px;max-width:620px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-700);white-space:nowrap}
.link-more:hover{gap:10px;color:var(--brand-500)}
.card-base{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow-sm);transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease)}
.card-base:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-300)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--grad-brand);color:#fff;padding:56px 0 72px}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.38}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(6,48,42,.94) 0%,rgba(14,92,74,.82) 55%,rgba(18,161,122,.66) 100%)}
.hero::before{content:"";position:absolute;inset:0;z-index:1;opacity:.07;background-image:repeating-linear-gradient(135deg,#fff 0 1px,transparent 1px 14px)}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;min-height:560px}
.hero-title{color:#fff;max-width:16em}
.hero-sub{margin:18px 0 28px;font-size:18px;color:rgba(255,255,255,.86);max-width:24em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.65)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:620px}
.stat{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:14px 16px}
.stat b{display:block;font-size:24px;font-weight:800;line-height:1.2;color:#fff}
.stat span{display:block;font-size:12px;color:rgba(255,255,255,.78);margin-top:4px}
.hero-media-frame{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--brand-900);box-shadow:var(--shadow-lg)}
.hero-media-frame img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-media-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,48,42,.05) 30%,rgba(6,48,42,.42) 100%)}
.hero-media-frame .badge-live{position:absolute;top:16px;left:16px;z-index:3}
.hero-media-overlay{position:absolute;left:20px;right:20px;bottom:18px;z-index:3;display:flex;flex-direction:column;gap:4px}
.hm-label{font-size:12px;color:rgba(255,255,255,.8)}
.hm-time{font-size:30px;font-weight:800;color:#fff;letter-spacing:1px}
.hm-note{font-size:13px;color:rgba(255,255,255,.82)}
.hero-media-foot{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.hero-media-foot .badge-chip{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2)}

/* ---------- 倒计时带 ---------- */
.countdown-band{background:linear-gradient(135deg,#06302A 0%,#0E5C4A 60%,#12A17A 100%);color:#fff;border-radius:var(--r-lg);padding:32px 36px;display:grid;grid-template-columns:1.1fr 1.4fr 1fr;gap:28px;align-items:center;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.countdown-band::before{content:"";position:absolute;inset:0;opacity:.07;background-image:repeating-linear-gradient(135deg,#fff 0 1px,transparent 1px 14px)}
.countdown-band > *{position:relative;z-index:2}
.cd-left .cd-label{font-size:13px;color:var(--brand-300);letter-spacing:1px}
.cd-left h3{color:#fff;margin:6px 0 4px}
.cd-left .cd-time-note{font-size:13px;color:rgba(255,255,255,.78)}
.cd-blocks{display:flex;gap:14px;justify-content:center}
.cd-block{background:rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.14);border-radius:16px;min-width:88px;padding:12px 8px;text-align:center}
.cd-block em{display:block;font-style:normal;font-size:11px;letter-spacing:2px;color:rgba(255,255,255,.72);margin-bottom:4px}
.cd-block b{font-size:32px;font-weight:800;color:var(--accent-500);line-height:1.1}
.cd-right{display:flex;flex-direction:column;gap:12px;align-items:stretch;text-align:right}
.cd-right .badge-chip{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2);align-self:flex-end}
.cd-right .btn-main{background:#fff;color:var(--brand-900)}
.cd-right .btn-main:hover{color:var(--brand-900);filter:none;background:#F0F7F4}
.cd-replay{display:none}
.countdown-band.is-replay .cd-live{display:none}
.countdown-band.is-replay .cd-replay{display:inline-flex}

/* ---------- 时间轴看点 ---------- */
.timeline{display:flex;flex-direction:column;gap:24px}
.tl-item{position:relative;display:grid;grid-template-columns:96px 1fr;gap:24px}
.tl-item::before{content:"";position:absolute;left:47px;top:46px;bottom:-26px;width:2px;background:var(--line)}
.tl-item:last-child::before{display:none}
.tl-badge{height:36px;border-radius:999px;background:var(--accent-500);color:var(--brand-900);display:flex;align-items:center;justify-content:center;font-size:13.5px;font-weight:700;align-self:start;margin-top:6px}
.tl-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow-sm);transition:transform 180ms var(--ease),box-shadow 180ms var(--ease)}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.tl-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.tl-index{width:24px;height:24px;border-radius:50%;background:var(--surface-2);color:var(--brand-700);font-size:12.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}
.tl-card p{color:var(--ink-600);font-size:15.5px;margin:0 0 14px}
.tl-tags{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:start}
.news-big{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);color:inherit}
.news-big:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);color:inherit}
.news-big .thumb{overflow:hidden;background:var(--surface-2)}
.news-big .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 300ms var(--ease)}
.news-big:hover .thumb img{transform:scale(1.03)}
.news-big .body{padding:24px}
.news-big h3{margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-big p{color:var(--ink-600);font-size:15.5px;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-side{display:flex;flex-direction:column;gap:24px}
.news-row{display:flex;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow-sm);transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);color:inherit}
.news-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);color:inherit}
.news-row .thumb{flex:0 0 120px;border-radius:var(--r-sm);overflow:hidden;background:var(--surface-2)}
.news-row .thumb img{width:120px;height:84px;object-fit:cover}
.news-row h3{font-size:17px;margin:8px 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row p{font-size:14px;color:var(--ink-600);margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--ink-400);flex-wrap:wrap}
.news-arrow{color:var(--brand-500)}
.empty-state{border:1.5px dashed var(--line);border-radius:var(--r);padding:56px 24px;text-align:center;color:var(--ink-600);background:var(--surface)}
.empty-state i{font-size:28px;color:var(--brand-300);display:block;margin-bottom:12px}

/* ---------- 订阅 ---------- */
.subscribe{max-width:640px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:40px 36px;box-shadow:var(--shadow-md);text-align:center}
.subscribe p.desc{color:var(--ink-600);margin:12px 0 24px;font-size:16px}
.sub-form{display:flex;gap:12px}
.sub-form .form-control{flex:1}
.form-control{height:48px;border-radius:var(--r-sm);border:1px solid var(--line);padding:0 16px;font-size:16px;background:#fff;color:var(--ink-900);transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease)}
.form-control::placeholder{color:var(--ink-400)}
.form-control:focus{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(18,161,122,.15);outline:none}
.check-line{display:flex;align-items:flex-start;gap:10px;text-align:left;font-size:13.5px;color:var(--ink-600);margin-top:16px}
.check-line input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand-500)}
.form-note{font-size:12px;color:var(--ink-400);margin-top:12px;text-align:left}
.form-msg{margin-top:16px;font-size:14px;font-weight:600;display:none}
.form-msg.ok{display:block;color:var(--brand-700)}
.form-msg.err{display:block;color:var(--danger)}

/* ---------- 回放 ---------- */
.replay-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:start}
.replay-main{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);background:var(--surface);border:1px solid var(--line)}
.replay-main .thumb{position:relative;overflow:hidden;background:var(--surface-2)}
.replay-main .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 300ms var(--ease)}
.replay-main:hover .thumb img{transform:scale(1.03)}
.replay-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:60px;height:60px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--brand-700);display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:var(--shadow-md)}
.duration{position:absolute;right:14px;bottom:14px;background:rgba(6,48,42,.82);color:#fff;font-size:12.5px;padding:4px 10px;border-radius:999px}
.replay-main .body{padding:22px 24px}
.replay-list{display:flex;flex-direction:column;gap:16px}
.replay-row{display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px;box-shadow:var(--shadow-sm);transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);color:inherit}
.replay-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);color:inherit}
.replay-row .thumb{flex:0 0 104px;border-radius:var(--r-sm);overflow:hidden;background:var(--surface-2)}
.replay-row .thumb img{width:104px;height:72px;object-fit:cover}
.replay-row h3{font-size:16px;margin:4px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 证据 / 数据 ---------- */
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proof{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;box-shadow:var(--shadow-sm);transition:transform 180ms var(--ease),box-shadow 180ms var(--ease)}
.proof:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.proof i{font-size:22px;color:var(--brand-500);margin-bottom:14px;display:block}
.proof h3{font-size:18px;margin-bottom:8px}
.proof p{font-size:15px;color:var(--ink-600);margin:0}

/* ---------- FAQ ---------- */
.accordion-item{border:0;background:transparent;margin-bottom:16px;border-radius:16px}
.accordion-button{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:16px !important;font-size:17px;font-weight:600;color:var(--ink-900);padding:20px 56px 20px 24px;box-shadow:var(--shadow-sm);transition:box-shadow 180ms var(--ease),color 180ms var(--ease)}
.accordion-button::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:16px 0 0 16px;background:var(--grad-accent);opacity:0;transition:opacity 180ms var(--ease)}
.accordion-button:not(.collapsed){color:var(--brand-700);background:var(--surface);box-shadow:var(--shadow-md);border-color:var(--brand-300)}
.accordion-button:not(.collapsed)::before{opacity:1}
.accordion-button:focus{box-shadow:0 0 0 4px rgba(18,161,122,.15);border-color:var(--brand-500)}
.accordion-button::after{width:14px;height:14px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230E5C4A'%3E%3Cpath d='M8 1.5a1 1 0 0 1 1 1V7h4.5a1 1 0 1 1 0 2H9v4.5a1 1 0 1 1-2 0V9H2.5a1 1 0 1 1 0-2H7V2.5a1 1 0 0 1 1-1z'/%3E%3C/svg%3E");background-size:14px;transition:transform 180ms var(--ease)}
.accordion-button:not(.collapsed)::after{transform:rotate(135deg)}
.accordion-body{padding:18px 26px 22px;color:var(--ink-600);font-size:16px;background:var(--surface);border:1px solid var(--line);border-top:0;border-radius:0 0 16px 16px;margin-top:-8px}

/* ---------- 底部 CTA ---------- */
.cta-bar{background:var(--grad-brand);border-radius:var(--r-lg);padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta-bar::before{content:"";position:absolute;inset:0;opacity:.07;background-image:repeating-linear-gradient(135deg,#fff 0 1px,transparent 1px 14px)}
.cta-bar > *{position:relative;z-index:2}
.cta-bar h2{color:#fff;font-size:26px}
.cta-bar p{color:rgba(255,255,255,.85);margin:8px 0 0;font-size:15.5px}
.cta-bar .btn-main{background:#fff;color:var(--brand-900)}
.cta-bar .btn-main:hover{color:var(--brand-900);background:#F0F7F4;filter:none}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#fff;padding:64px 0 28px;margin-top:48px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.site-footer .brand-main{color:#fff}
.site-footer .brand-sub{color:rgba(255,255,255,.68)}
.footer-desc{color:rgba(255,255,255,.72);font-size:14.5px;margin:18px 0 0;max-width:320px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.75);font-size:14.5px}
.footer-links a:hover{color:var(--brand-300)}
.footer-contact{color:rgba(255,255,255,.75);font-size:14.5px;display:flex;flex-direction:column;gap:10px}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:rgba(255,255,255,.6);font-size:13.5px}
.footer-social{display:flex;gap:14px}
.footer-social a{color:rgba(255,255,255,.7);font-size:18px}
.footer-social a:hover{color:var(--brand-300)}

/* ---------- 响应式 ---------- */
@media(max-width:1199.98px){
  h1{font-size:38px}
  .hero-grid{grid-template-columns:6fr 5fr;gap:36px}
}
@media(max-width:991.98px){
  .nav-toggle{display:block}
  .nav-collapse{position:fixed;left:0;right:0;top:60px;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch;gap:6px;padding:18px 20px 24px;max-height:calc(100vh - 60px);overflow-y:auto;display:none}
  .nav-collapse.is-open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{padding:12px 4px;border-bottom:1px solid var(--line);font-size:16px}
  .nav-link::after{display:none}
  .nav-link.active{color:var(--brand-700)}
  .nav-cta{width:100%;height:48px;margin-top:14px}
  .nav-inner{height:60px}
  .hero{padding:40px 0 56px}
  .hero-grid{grid-template-columns:1fr;min-height:auto;gap:32px}
  .hero-title,.hero-sub{max-width:none}
  .hero-stats{grid-template-columns:repeat(2,1fr);max-width:none}
  .countdown-band{grid-template-columns:1fr;padding:28px 24px;gap:22px}
  .cd-blocks{justify-content:flex-start}
  .cd-right{text-align:left}
  .cd-right .badge-chip{align-self:flex-start}
  .news-grid,.replay-grid{grid-template-columns:1fr}
  .proof-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:32px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .replay-list{flex-direction:row;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}
  .replay-row{flex:0 0 78vw;scroll-snap-align:start}
  .replay-row .thumb,.replay-row .thumb img{flex:0 0 96px;width:96px;height:72px}
}
@media(max-width:575.98px){
  body{font-size:16px}
  h1{font-size:28px;letter-spacing:-.2px}
  h2{font-size:22px}
  h3{font-size:18px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:28px}
  .card-base{padding:20px}
  .hero-stats{display:flex;overflow-x:auto;gap:12px;padding-bottom:6px}
  .stat{flex:0 0 132px}
  .tl-item{grid-template-columns:1fr;gap:12px}
  .tl-item::before{display:none}
  .tl-badge{justify-self:start;padding:0 18px}
  .subscribe{padding:28px 20px}
  .sub-form{flex-direction:column}
  .sub-form .btn-main{width:100%}
  .news-row{flex-direction:column}
  .news-row .thumb,.news-row .thumb img{flex:0 0 auto;width:100%;height:170px}
  .footer-grid{grid-template-columns:1fr}
  .accordion-button{font-size:16px;padding:18px 50px 18px 20px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important}
}

/* roulang page: article */
:root{
  --brand-900:#06302A;
  --brand-700:#0E5C4A;
  --brand-500:#12A17A;
  --brand-300:#6FD7B6;
  --accent-500:#F5B72E;
  --ink-900:#10201C;
  --ink-600:#4B5F59;
  --ink-400:#889692;
  --line:#DCE5E1;
  --bg:#F5F7F4;
  --surface:#FFFFFF;
  --surface-2:#EAF5F0;
  --danger:#D64545;
  --grad-brand:linear-gradient(135deg,#06302A 0%,#0E5C4A 52%,#12A17A 100%);
  --grad-accent:linear-gradient(135deg,#12A17A 0%,#6FD7B6 100%);
  --shadow-sm:0 2px 8px rgba(6,48,42,.06);
  --shadow-md:0 8px 24px rgba(6,48,42,.08);
  --shadow-lg:0 18px 48px rgba(6,48,42,.12);
  --radius-lg:24px;
  --radius:20px;
  --radius-sm:12px;
  --radius-pill:999px;
  --transition:180ms cubic-bezier(.2,.7,.2,1);
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.75;
  color:var(--ink-900);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color var(--transition);}
a:hover{color:var(--brand-500);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,161,122,.45);outline-offset:2px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
.num{font-variant-numeric:tabular-nums;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--transition),background var(--transition);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  box-shadow:var(--shadow-sm);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--ink-900);
}
.brand:hover{color:var(--ink-900);}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:50%;
  background:var(--grad-accent);
  box-shadow:inset 0 0 0 6px rgba(255,255,255,.85),0 0 0 2px var(--brand-500);
  flex:0 0 auto;
  position:relative;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:12px;
  border-radius:50%;
  background:var(--brand-900);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{
  font-size:19px;
  font-weight:800;
  letter-spacing:.4px;
  color:var(--brand-900);
}
.brand-sub{
  font-size:12px;
  font-weight:500;
  color:var(--ink-600);
  letter-spacing:.6px;
}
.nav-collapse{
  display:flex;
  align-items:center;
  gap:28px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:28px;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  font-weight:500;
  color:var(--ink-900);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-4px;
  height:3px;
  border-radius:var(--radius-pill);
  background:var(--grad-accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--transition);
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after,
.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-700);font-weight:600;}
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 28px;
  border:0;
  border-radius:var(--radius-pill);
  background:var(--grad-brand);
  color:#FFFFFF;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform var(--transition),box-shadow var(--transition),filter var(--transition);
}
.btn-main:hover{
  color:#FFFFFF;
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
}
.btn-main:active{transform:translateY(0);box-shadow:var(--shadow-sm);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border-radius:var(--radius-pill);
  background:#FFFFFF;
  border:1.5px solid var(--brand-500);
  color:var(--brand-700);
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background var(--transition),transform var(--transition),box-shadow var(--transition);
}
.btn-ghost:hover{
  background:var(--surface-2);
  color:var(--brand-700);
  transform:translateY(-2px);
  box-shadow:var(--shadow-sm);
}
.nav-cta{white-space:nowrap;}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  padding:0;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:#FFFFFF;
  cursor:pointer;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{
  display:block;
  width:20px;
  height:2px;
  border-radius:2px;
  background:var(--brand-900);
  transition:transform var(--transition),opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ 页面结构 ============ */
.page-shell{padding:36px 0 0;}
.crumb-bar{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius);
  background:var(--brand-900);
  margin-bottom:34px;
}
.crumb-bar::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.34;
}
.crumb-bar::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(6,48,42,.92),rgba(14,92,74,.72));
}
.crumb-inner{position:relative;z-index:2;padding:22px 26px;}
.breadcrumb-list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,.78);
}
.breadcrumb-list a{color:rgba(255,255,255,.86);}
.breadcrumb-list a:hover{color:var(--brand-300);}
.breadcrumb-list .sep{color:rgba(255,255,255,.45);}
.breadcrumb-list .current{color:#FFFFFF;font-weight:600;}

.article-wrap{
  max-width:760px;
  margin:0 auto;
}
.channel-row{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:18px;
}
.badge-cat{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 14px;
  border-radius:var(--radius-pill);
  background:var(--surface-2);
  color:var(--brand-700);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.3px;
}
.channel-link{
  font-size:14px;
  color:var(--ink-600);
  border-bottom:1px dashed var(--line);
  padding-bottom:2px;
}
.channel-link:hover{color:var(--brand-700);border-color:var(--brand-300);}

.article-head{
  padding-bottom:24px;
  border-bottom:1px solid var(--line);
  margin-bottom:32px;
}
.article-head h1{
  font-size:38px;
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.5px;
  color:var(--ink-900);
  overflow-wrap:anywhere;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  margin-top:18px;
  font-size:14px;
  color:var(--ink-600);
}
.meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-item i{color:var(--brand-500);font-size:13px;}
.meta-divider{
  width:1px;
  height:14px;
  background:var(--line);
}
.abstract-box{
  margin-top:22px;
  padding:18px 20px;
  border-radius:var(--radius-sm);
  background:var(--surface-2);
  border-left:4px solid var(--brand-500);
  font-size:15.5px;
  color:var(--ink-600);
}

/* ============ 正文排版 ============ */
.article-content{
  font-size:17px;
  line-height:1.85;
  color:#16261F;
  overflow-wrap:anywhere;
}
.article-content p{margin:0 0 1.1em;}
.article-content h2{
  position:relative;
  margin:40px 0 16px;
  padding-left:16px;
  font-size:26px;
  line-height:1.35;
  font-weight:700;
  color:var(--ink-900);
}
.article-content h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:4px;
  border-radius:var(--radius-pill);
  background:var(--grad-accent);
}
.article-content h3{
  margin:28px 0 12px;
  font-size:20px;
  font-weight:600;
  color:var(--brand-700);
}
.article-content ul,
.article-content ol{
  margin:0 0 1.1em;
  padding-left:2px;
}
.article-content ul li{
  position:relative;
  padding-left:20px;
  margin-bottom:8px;
}
.article-content ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--brand-500);
}
.article-content ol{counter-reset:ol-counter;}
.article-content ol li{
  position:relative;
  padding-left:28px;
  margin-bottom:8px;
  counter-increment:ol-counter;
}
.article-content ol li::before{
  content:counter(ol-counter);
  position:absolute;
  left:0;
  top:4px;
  width:20px;
  height:20px;
  border-radius:50%;
  background:var(--surface-2);
  color:var(--brand-700);
  font-size:12px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
}
.article-content blockquote{
  margin:24px 0;
  padding:20px 22px;
  border-left:4px solid var(--brand-500);
  background:var(--surface-2);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--ink-600);
  font-size:16.5px;
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{
  border-radius:16px;
  margin:22px auto;
  box-shadow:var(--shadow-sm);
}
.article-content figure{margin:22px 0;}
.article-content figcaption{
  text-align:center;
  font-size:13px;
  color:var(--ink-400);
  margin-top:10px;
}
.article-content a{
  color:var(--brand-700);
  border-bottom:1px solid rgba(18,161,122,.35);
}
.article-content a:hover{
  color:var(--brand-500);
  border-bottom-color:var(--brand-500);
}
.article-content table{
  width:100%;
  border-collapse:collapse;
  margin:22px 0;
  font-size:15.5px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
}
.article-content thead th{
  background:var(--surface-2);
  color:var(--brand-900);
  font-weight:600;
  text-align:left;
}
.article-content th,
.article-content td{
  padding:12px 14px;
  border-bottom:1px solid var(--line);
}
.article-content tbody tr:nth-child(even){background:#FAFCFA;}
.article-content pre{
  background:var(--brand-900);
  color:#E8F4EF;
  padding:18px 20px;
  border-radius:var(--radius-sm);
  overflow-x:auto;
  font-size:14.5px;
}
.article-content code{
  background:var(--surface-2);
  padding:2px 6px;
  border-radius:6px;
  font-size:.94em;
}
.article-content pre code{background:transparent;padding:0;}
.article-content hr{
  border:0;
  height:1px;
  background:var(--line);
  margin:34px 0;
}

/* ============ 空态 ============ */
.empty-state{
  border:1.5px dashed var(--line);
  border-radius:var(--radius);
  background:var(--surface);
  padding:48px 28px;
  text-align:center;
}
.empty-state .empty-icon{
  width:56px;
  height:56px;
  margin:0 auto 16px;
  border-radius:50%;
  background:var(--surface-2);
  color:var(--brand-700);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
}
.empty-state h3{
  font-size:19px;
  font-weight:700;
  color:var(--ink-900);
  margin-bottom:8px;
}
.empty-state p{
  font-size:15px;
  color:var(--ink-600);
  margin-bottom:20px;
}

/* ============ 文末区 ============ */
.article-foot{
  max-width:760px;
  margin:48px auto 0;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding:20px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.tag-label{
  font-size:13px;
  color:var(--ink-400);
  margin-right:2px;
}
.tag-chip{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:var(--radius-pill);
  background:var(--surface-2);
  color:var(--brand-700);
  font-size:12.5px;
  font-weight:600;
  transition:background var(--transition),color var(--transition);
}
.tag-chip:hover{background:var(--brand-300);color:var(--brand-900);}
.foot-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:26px;
}

/* ============ 相关推荐 ============ */
.related{
  padding:64px 0 0;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:26px;
}
.section-head h2{
  font-size:30px;
  font-weight:700;
  line-height:1.3;
  letter-spacing:-.3px;
}
.section-head p{
  font-size:14px;
  color:var(--ink-600);
  margin-top:8px;
}
.section-more{
  font-size:14px;
  font-weight:600;
  color:var(--brand-700);
  white-space:nowrap;
}
.section-more i{font-size:12px;margin-left:4px;}
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.info-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:transform var(--transition),box-shadow var(--transition);
}
.info-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
}
.info-card .card-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--surface-2);
}
.info-card .card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform var(--transition);
}
.info-card:hover .card-media img{transform:scale(1.03);}
.card-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.card-body h3{
  font-size:18px;
  line-height:1.5;
  font-weight:600;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-body h3 a{color:var(--ink-900);}
.card-body h3 a:hover{color:var(--brand-700);}
.card-body p{
  font-size:14.5px;
  color:var(--ink-600);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--ink-400);
}
.card-arrow{
  width:34px;
  height:34px;
  border-radius:50%;
  background:var(--surface-2);
  color:var(--brand-700);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  transition:background var(--transition),color var(--transition);
}
.info-card:hover .card-arrow{background:var(--grad-accent);color:#FFFFFF;}

/* ============ CTA ============ */
.cta-band{
  margin:72px 0 48px;
  border-radius:var(--radius-lg);
  background:var(--grad-brand);
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-md);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  opacity:.16;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:40px 44px;
}
.cta-inner h2{
  font-size:28px;
  font-weight:700;
  color:#FFFFFF;
  line-height:1.35;
}
.cta-inner p{
  margin-top:10px;
  font-size:15px;
  color:rgba(255,255,255,.82);
  max-width:620px;
}
.cta-inner .btn-accent{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 28px;
  border-radius:var(--radius-pill);
  background:var(--accent-500);
  color:var(--ink-900);
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  transition:transform var(--transition),box-shadow var(--transition),filter var(--transition);
}
.cta-inner .btn-accent:hover{
  color:var(--ink-900);
  filter:brightness(1.05);
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.78);
  padding:64px 0 28px;
  margin-top:24px;
}
.site-footer .brand-main{color:#FFFFFF;}
.site-footer .brand-sub{color:rgba(255,255,255,.62);}
.site-footer .brand-mark{
  box-shadow:inset 0 0 0 6px rgba(6,48,42,.9),0 0 0 2px var(--brand-300);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-desc{
  margin-top:18px;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.66);
  max-width:340px;
}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:#FFFFFF;
  letter-spacing:.6px;
  margin-bottom:16px;
}
.footer-links{
  display:flex;
  flex-direction:column;
  gap:11px;
}
.footer-links a{
  font-size:14px;
  color:rgba(255,255,255,.72);
}
.footer-links a:hover{color:var(--brand-300);}
.footer-contact{
  display:flex;
  flex-direction:column;
  gap:11px;
  font-size:14px;
  color:rgba(255,255,255,.72);
}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:38px;
  height:38px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:rgba(255,255,255,.82);
  font-size:15px;
  transition:color var(--transition),border-color var(--transition),transform var(--transition);
}
.footer-social a:hover{
  color:var(--brand-300);
  border-color:var(--brand-300);
  transform:translateY(-2px);
}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-grid > div:last-child{grid-column:1 / -1;}
}
@media (max-width:991.98px){
  .nav-inner{min-height:64px;}
  .nav-toggle{display:flex;}
  .nav-collapse{
    position:absolute;
    left:0;
    right:0;
    top:100%;
    flex-direction:column;
    align-items:stretch;
    gap:16px;
    padding:20px;
    background:var(--surface);
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-md);
    display:none;
  }
  .nav-collapse.is-open{display:flex;}
  .nav-links{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
  }
  .nav-link{
    display:block;
    padding:12px 4px;
    font-size:16px;
    border-bottom:1px solid var(--line);
  }
  .nav-link::after{display:none;}
  .nav-link.active{color:var(--brand-700);}
  .nav-cta{width:100%;}
  .article-head h1{font-size:32px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{flex-direction:column;align-items:flex-start;text-align:left;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-head h2{font-size:26px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .page-shell{padding-top:26px;}
  .crumb-inner{padding:18px 20px;}
  .article-head h1{font-size:28px;}
  .article-content h2{font-size:22px;margin-top:32px;}
  .article-content h3{font-size:18px;}
  .article-content{font-size:16.5px;line-height:1.8;}
  .related{padding-top:48px;}
  .cta-inner{padding:30px 24px;}
  .cta-inner h2{font-size:22px;}
  .cta-inner .btn-accent{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid > div:last-child{grid-column:auto;}
  .site-footer{padding:48px 0 24px;}
}
@media (max-width:519.98px){
  .container{padding:0 16px;}
  .brand-main{font-size:17px;}
  .brand-sub{font-size:11.5px;}
  .article-head h1{font-size:25px;}
  .card-grid{grid-template-columns:1fr;}
  .foot-actions .btn-main,
  .foot-actions .btn-ghost{width:100%;}
  .meta-row{gap:10px;font-size:13px;}
  .breadcrumb-list{font-size:13px;flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category1 */
:root{
  --brand-900:#06302A;
  --brand-700:#0E5C4A;
  --brand-500:#12A17A;
  --brand-300:#6FD7B6;
  --accent-500:#F5B72E;
  --ink-900:#10201C;
  --ink-600:#4B5F59;
  --ink-400:#889692;
  --line:#DCE5E1;
  --bg:#F5F7F4;
  --surface:#FFFFFF;
  --surface-2:#EAF5F0;
  --grad-brand:linear-gradient(135deg,#06302A 0%,#0E5C4A 50%,#12A17A 100%);
  --grad-accent:linear-gradient(135deg,#12A17A 0%,#6FD7B6 100%);
  --radius-lg:24px;
  --radius-md:20px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 2px 8px rgba(6,48,42,.06);
  --shadow-md:0 8px 24px rgba(6,48,42,.08);
  --shadow-lg:0 18px 48px rgba(6,48,42,.12);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink-900);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color 180ms var(--ease);}
a:hover{color:var(--brand-500);}
button{font-family:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(18,161,122,.45);outline-offset:2px;border-radius:6px;}
::selection{background:var(--brand-300);color:var(--brand-900);}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:575.98px){.container{padding:0 16px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  transition:background 200ms var(--ease),box-shadow 200ms var(--ease);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  box-shadow:var(--shadow-sm);
}
.nav-inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink-900);}
.brand:hover{color:var(--ink-900);}
.brand-mark{
  width:34px;height:34px;border-radius:50%;
  background:var(--grad-brand);
  position:relative;flex:0 0 auto;
  box-shadow:0 0 0 3px rgba(18,161,122,.14);
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;border-radius:50%;
  background:#fff;opacity:.92;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:19px;font-weight:800;letter-spacing:-.4px;}
.brand-sub{font-size:12px;color:var(--ink-600);font-weight:500;letter-spacing:.5px;}
.nav-collapse{display:flex;align-items:center;gap:28px;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  font-weight:500;
  color:var(--ink-900);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:3px;
  border-radius:var(--radius-pill);
  background:var(--grad-brand);
  transform:scaleX(0);transform-origin:left;
  transition:transform 180ms var(--ease);
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-700);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;color:#fff;
  background:var(--grad-brand);border:none;
  transition:filter 180ms var(--ease),transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.nav-cta:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.nav-cta:active{transform:translateY(0);box-shadow:var(--shadow-sm);}
.nav-toggle{
  display:none;width:44px;height:44px;padding:0;border:1px solid var(--line);
  border-radius:var(--radius-sm);background:var(--surface);cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform 200ms var(--ease),opacity 200ms var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 28px;border-radius:var(--radius-pill);
  font-size:16px;font-weight:600;cursor:pointer;border:1.5px solid transparent;
  transition:filter 180ms var(--ease),transform 180ms var(--ease),box-shadow 180ms var(--ease),background 180ms var(--ease),color 180ms var(--ease);
}
.btn-main{background:var(--grad-brand);color:#fff;}
.btn-main:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-main:active{transform:translateY(0);box-shadow:var(--shadow-sm);}
.btn-ghost{background:#fff;border-color:var(--brand-500);color:var(--brand-700);}
.btn-ghost:hover{background:var(--surface-2);color:var(--brand-700);transform:translateY(-2px);}
.btn-accent{background:var(--accent-500);color:var(--ink-900);}
.btn-accent:hover{color:var(--ink-900);filter:brightness(1.05);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-icon{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface-2);color:var(--brand-700);border:none;cursor:pointer;font-size:15px;
  transition:background 180ms var(--ease),transform 180ms var(--ease);
}
.btn-icon:hover{background:var(--brand-300);color:var(--brand-900);transform:translateY(-2px);}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:rgba(255,255,255,.82);
  overflow-x:auto;white-space:nowrap;
  padding-bottom:4px;margin-bottom:18px;
}
.crumbs a{color:rgba(255,255,255,.82);}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.55;}
.crumbs .current{color:#fff;font-weight:600;}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  display:flex;align-items:center;
  min-height:280px;
  padding:44px 0;
  color:#fff;
  background-image:
    linear-gradient(120deg,rgba(6,48,42,.95) 0%,rgba(14,92,74,.88) 52%,rgba(18,161,122,.74) 100%),
    url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.07) 0 1px,transparent 1px 14px);
  opacity:.7;
}
.cat-hero .container{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center;}
.cat-hero-title{
  font-size:44px;font-weight:800;line-height:1.2;letter-spacing:-.5px;
  max-width:20ch;
}
.cat-hero-title .hl{
  background:var(--grad-accent);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero-sub{
  margin-top:16px;font-size:17px;line-height:1.75;
  color:rgba(255,255,255,.86);max-width:46ch;
}
.cat-hero-aside{display:flex;gap:16px;justify-content:flex-end;flex-wrap:wrap;}
.stat-card{
  min-width:138px;padding:16px 18px;border-radius:16px;
  background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.24);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.stat-num{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-label{font-size:12.5px;font-weight:600;color:rgba(255,255,255,.78);margin-top:2px;}

/* ---------- 倒计时带 ---------- */
.band{
  background:linear-gradient(135deg,#06302A 0%,#0E5C4A 60%,#12A17A 130%);
  color:#fff;
  padding:28px 0;
}
.band-inner{display:flex;align-items:center;gap:28px;flex-wrap:wrap;justify-content:space-between;}
.band-left{display:flex;flex-direction:column;gap:4px;}
.badge-live{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--radius-pill);
  background:var(--accent-500);color:var(--ink-900);
  font-size:12.5px;font-weight:600;width:fit-content;
}
.badge-live i{
  width:6px;height:6px;border-radius:50%;background:var(--ink-900);display:block;
  animation:pulse 1.6s infinite ease-in-out;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}
.band-title{font-size:20px;font-weight:700;letter-spacing:-.2px;}
.band-sub{font-size:13.5px;color:rgba(255,255,255,.78);}
.cd-group{display:flex;gap:12px;}
.cd-block{
  min-width:74px;padding:10px 12px;border-radius:16px;
  background:rgba(0,0,0,.26);border:1px solid rgba(255,255,255,.16);
  text-align:center;
}
.cd-num{
  display:block;font-size:26px;font-weight:800;line-height:1.15;
  font-variant-numeric:tabular-nums;color:var(--accent-500);
}
.cd-label{font-size:11px;font-weight:600;color:rgba(255,255,255,.72);letter-spacing:1px;}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0 0;}
.section:last-of-type{padding-bottom:96px;}
.section-head{max-width:720px;margin-bottom:36px;}
.section-title{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.3px;}
.section-desc{margin-top:12px;font-size:16px;color:var(--ink-600);max-width:42ch;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--radius-pill);
  background:var(--surface-2);color:var(--brand-700);
  font-size:12.5px;font-weight:600;margin-bottom:16px;
}

/* ---------- 筛选 + 卡片网格 ---------- */
.layout{display:grid;grid-template-columns:220px 1fr;gap:32px;align-items:start;}
.sidebar{
  position:sticky;top:96px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-block+.side-block{margin-top:22px;padding-top:22px;border-top:1px solid var(--line);}
.side-title{font-size:13px;font-weight:700;color:var(--ink-600);letter-spacing:1px;margin-bottom:14px;}
.chip-list{display:flex;flex-direction:column;gap:8px;}
.chip{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 14px;border-radius:var(--radius-pill);
  background:var(--surface-2);color:var(--ink-900);
  font-size:14px;font-weight:500;cursor:pointer;border:1px solid transparent;
  transition:background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
}
.chip:hover{background:var(--brand-300);color:var(--brand-900);}
.chip.is-active{background:var(--grad-brand);color:#fff;font-weight:600;}
.chip .count{font-size:12px;opacity:.7;font-variant-numeric:tabular-nums;}
.sort-list{display:flex;flex-direction:column;gap:8px;}
.pill{
  padding:10px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;color:var(--ink-600);
  font-size:14px;cursor:pointer;text-align:left;
  transition:border-color 180ms var(--ease),color 180ms var(--ease),background 180ms var(--ease);
}
.pill:hover{border-color:var(--brand-500);color:var(--brand-700);}
.pill.is-active{border-color:var(--brand-500);background:var(--surface-2);color:var(--brand-700);font-weight:600;}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.cat-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-md);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#C9DCD5;}
.cat-card-media{
  position:relative;display:block;aspect-ratio:4/3;overflow:hidden;
  background:var(--surface-2);
}
.cat-card-media img{width:100%;height:100%;object-fit:cover;transition:transform 260ms var(--ease);}
.cat-card:hover .cat-card-media img{transform:scale(1.03);}
.badge-soft{
  position:absolute;left:12px;top:12px;
  padding:5px 12px;border-radius:var(--radius-pill);
  background:rgba(234,245,240,.94);color:var(--brand-700);
  font-size:12.5px;font-weight:600;
}
.cat-card-body{padding:20px;display:flex;flex-direction:column;flex:1;gap:10px;}
.cat-card-title{font-size:18px;font-weight:600;line-height:1.4;}
.cat-card-title a{color:var(--ink-900);}
.cat-card-title a:hover{color:var(--brand-700);}
.cat-card-text{
  font-size:14.5px;color:var(--ink-600);line-height:1.7;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cat-card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);
}
.meta-time{font-size:13px;color:var(--ink-600);display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;}
.arrow-btn{
  width:34px;height:34px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface-2);color:var(--brand-700);font-size:13px;
  transition:background 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease);
}
.cat-card:hover .arrow-btn{background:var(--grad-brand);color:#fff;transform:translateX(3px);}

/* ---------- 分页 ---------- */
.pager{display:flex;gap:10px;justify-content:center;margin-top:40px;flex-wrap:wrap;}
.page-item{
  min-width:44px;height:44px;padding:0 16px;border-radius:var(--radius-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--ink-600);
  font-size:14px;font-weight:600;cursor:pointer;
  transition:border-color 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease);
}
.page-item:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);}
.page-item.is-current{background:var(--grad-brand);color:#fff;border-color:transparent;}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step;}
.flow-item{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.flow-num{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-brand);color:#fff;font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.flow-title{font-size:19px;font-weight:600;margin-bottom:8px;}
.flow-text{font-size:15px;color:var(--ink-600);line-height:1.75;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.accordion-item{
  background:var(--surface);border:1px solid var(--line)!important;
  border-radius:16px!important;overflow:hidden;margin-bottom:14px;box-shadow:var(--shadow-sm);
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  position:relative;
  background:var(--surface);color:var(--ink-900);
  font-size:17px;font-weight:600;padding:20px 22px;
  box-shadow:none;border-radius:16px!important;
}
.accordion-button:not(.collapsed){background:var(--surface-2);color:var(--brand-700);}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(18,161,122,.45);border-color:transparent;z-index:2;}
.accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:var(--radius-pill);
  background:var(--grad-brand);
}
.accordion-button::after{
  width:16px;height:16px;background-size:16px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%230E5C4A' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 6l5 5 5-5'/%3E%3C/svg%3E");
  transition:transform 180ms var(--ease);
}
.accordion-body{padding:4px 22px 22px;font-size:16px;color:var(--ink-600);line-height:1.8;}

/* ---------- CTA ---------- */
.cta-band{
  margin-top:96px;
  border-radius:var(--radius-lg);
  background:var(--grad-brand);
  color:#fff;padding:48px 44px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(111,215,182,.35),transparent 65%);
}
.cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;}
.cta-title{font-size:28px;font-weight:700;line-height:1.3;letter-spacing:-.3px;}
.cta-text{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.85);line-height:1.75;max-width:42ch;}
.cta-form{display:flex;gap:12px;}
.cta-form .form-control{
  height:48px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.35);
  background:rgba(255,255,255,.14);color:#fff;padding:0 16px;font-size:16px;
}
.cta-form .form-control::placeholder{color:rgba(255,255,255,.65);}
.cta-form .form-control:focus{
  background:rgba(255,255,255,.2);color:#fff;border-color:var(--brand-300);
  box-shadow:0 0 0 4px rgba(111,215,182,.22);
}
.form-hint{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.72);}
.form-msg{margin-top:10px;font-size:13.5px;font-weight:600;color:var(--accent-500);display:none;}
.form-msg.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:48px;
  background:var(--brand-900);
  color:rgba(255,255,255,.82);
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer .brand{color:#fff;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-sub{color:rgba(255,255,255,.62);}
.footer-desc{margin-top:16px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.72);max-width:36ch;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.78);}
.footer-links a:hover{color:var(--brand-300);}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:rgba(255,255,255,.72);}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.1);color:rgba(255,255,255,.85);font-size:16px;
  transition:background 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease);
}
.footer-social a:hover{background:rgba(111,215,182,.2);color:var(--brand-300);transform:translateY(-2px);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .nav-toggle{display:flex;}
  .nav-collapse{
    position:fixed;left:0;right:0;top:72px;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--surface);padding:12px 20px 24px;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);
    opacity:0;transform:translateY(-12px);pointer-events:none;
    transition:opacity 200ms var(--ease),transform 200ms var(--ease);
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .nav-collapse.is-open{opacity:1;transform:none;pointer-events:auto;}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;}
  .nav-links li{border-bottom:1px solid var(--line);}
  .nav-link{display:block;padding:14px 0;font-size:16px;}
  .nav-link::after{display:none;}
  .nav-cta{width:100%;margin-top:18px;}
  .hero-grid{grid-template-columns:1fr;gap:24px;}
  .cat-hero-aside{justify-content:flex-start;}
  .layout{grid-template-columns:1fr;}
  .sidebar{position:static;}
  .chip-list{flex-direction:row;overflow-x:auto;padding-bottom:6px;}
  .chip{white-space:nowrap;}
  .sort-list{flex-direction:row;flex-wrap:wrap;}
  .cta-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding-top:64px;}
  .section:last-of-type{padding-bottom:64px;}
  .cta-band{margin-top:64px;}
}
@media (max-width:767.98px){
  .cat-hero-title{font-size:32px;}
  .section-title{font-size:24px;}
  .cta-title{font-size:23px;}
  .band-inner{gap:20px;}
  .cd-block{min-width:66px;padding:8px 10px;}
  .cd-num{font-size:22px;}
}
@media (max-width:575.98px){
  body{font-size:16px;}
  .nav-inner{height:60px;}
  .nav-collapse{top:60px;max-height:calc(100vh - 60px);}
  .cat-hero{padding:32px 0;min-height:auto;}
  .cat-hero-title{font-size:28px;max-width:100%;}
  .cat-hero-sub{font-size:15.5px;}
  .card-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .cta-band{padding:32px 22px;}
  .cta-form{flex-direction:column;}
  .cta-form .btn-accent{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .section{padding-top:48px;}
  .section:last-of-type{padding-bottom:48px;}
  .cta-band{margin-top:48px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category2 */
:root{
  --brand-900:#06302A;
  --brand-700:#0E5C4A;
  --brand-500:#12A17A;
  --brand-300:#6FD7B6;
  --accent-500:#F5B72E;
  --ink-900:#10201C;
  --ink-600:#4B5F59;
  --ink-400:#889692;
  --line:#DCE5E1;
  --bg:#F5F7F4;
  --surface:#FFFFFF;
  --surface-2:#EAF5F0;
  --danger:#D64545;
  --grad-brand:linear-gradient(135deg,#06302A 0%,#0E5C4A 52%,#12A17A 100%);
  --grad-accent:linear-gradient(135deg,#12A17A 0%,#6FD7B6 100%);
  --shadow-sm:0 2px 8px rgba(6,48,42,.06);
  --shadow-md:0 8px 24px rgba(6,48,42,.08);
  --shadow-lg:0 18px 48px rgba(6,48,42,.12);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:12px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink-900);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color 180ms var(--ease);}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
button,input{font-family:inherit;}
::selection{background:rgba(18,161,122,.22);}
:focus-visible{outline:3px solid rgba(18,161,122,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ---------- 通用按钮 ---------- */
.btn-main,.btn-ghost,.btn-accent,.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;
  border:none;cursor:pointer;white-space:nowrap;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),filter 180ms var(--ease),background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
}
.btn-main{background:var(--grad-brand);color:#fff;box-shadow:var(--shadow-sm);}
.btn-main:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-main:active{transform:translateY(0);box-shadow:var(--shadow-sm);}
.btn-ghost{background:var(--surface);color:var(--brand-700);border:1.5px solid var(--brand-500);}
.btn-ghost:hover{background:var(--surface-2);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-accent{background:var(--accent-500);color:var(--ink-900);}
.btn-accent:hover{color:var(--ink-900);filter:brightness(1.05);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-ghost-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow 180ms var(--ease),background 180ms var(--ease);
}
.site-header.is-scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);box-shadow:var(--shadow-sm);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:36px;height:36px;border-radius:50%;flex:0 0 36px;
  background:var(--grad-brand);
  box-shadow:inset 0 0 0 3px rgba(255,255,255,.9),inset 0 0 0 6px rgba(111,215,182,.65),var(--shadow-sm);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;border-radius:50%;
  transform:translate(-50%,-50%);background:var(--accent-500);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{font-size:18px;font-weight:800;letter-spacing:-.3px;color:var(--ink-900);}
.brand-sub{font-size:12px;font-weight:500;color:var(--ink-600);}
.nav-collapse{display:flex;align-items:center;gap:36px;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;display:inline-block;padding:8px 0;
  font-size:15px;font-weight:500;color:var(--ink-900);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:999px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;
  transition:transform 200ms var(--ease);
}
.nav-link:hover{color:var(--brand-700);}
.nav-link.active{color:var(--brand-700);}
.nav-link.active::after{transform:scaleX(1);}
.nav-cta{height:44px;padding:0 22px;font-size:14.5px;}
.nav-toggle{
  display:none;width:44px;height:44px;border:none;background:transparent;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:22px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform 200ms var(--ease),opacity 200ms var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;color:#fff;
  min-height:250px;display:flex;align-items:center;
  padding:44px 0;
  background:
    linear-gradient(135deg,rgba(6,48,42,.94) 0%,rgba(14,92,74,.88) 55%,rgba(18,161,122,.80) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 13px);
}
.cat-hero .container{position:relative;z-index:1;}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.75);flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;padding-bottom:14px;scrollbar-width:none;}
.crumb::-webkit-scrollbar{display:none;}
.crumb a{color:rgba(255,255,255,.8);}
.crumb a:hover{color:#fff;}
.crumb .sep{color:rgba(255,255,255,.45);}
.crumb .current{color:#fff;font-weight:500;}
.cat-hero h1{
  font-size:40px;line-height:1.2;font-weight:800;letter-spacing:-.5px;max-width:760px;
}
.cat-hero .hero-sub{
  margin-top:14px;font-size:16px;line-height:1.7;color:rgba(255,255,255,.86);max-width:640px;
}

/* ---------- 板块 ---------- */
.section{padding:76px 0;}
.section.alt{background:var(--surface);}
.sec-head{max-width:680px;margin-bottom:36px;}
.sec-tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;
  background:var(--surface-2);color:var(--brand-700);
  font-size:12.5px;font-weight:600;letter-spacing:.2px;margin-bottom:14px;
}
.sec-head h2{font-size:28px;line-height:1.3;font-weight:700;letter-spacing:-.3px;}
.sec-head p{margin-top:12px;font-size:16px;color:var(--ink-600);}

/* ---------- 标签筛选 ---------- */
.chip-row{
  display:flex;gap:10px;overflow-x:auto;padding:4px 2px 16px;
  scrollbar-width:none;margin-bottom:20px;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;height:40px;padding:0 20px;border-radius:999px;cursor:pointer;
  display:inline-flex;align-items:center;
  background:var(--surface-2);color:var(--brand-700);
  font-size:13.5px;font-weight:600;border:1px solid transparent;
  transition:background 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.chip:hover{background:#D5EDE4;transform:translateY(-2px);}
.chip.active{background:var(--grad-brand);color:#fff;box-shadow:var(--shadow-sm);}
.chip-count{font-variant-numeric:tabular-nums;opacity:.7;margin-left:6px;font-size:12px;}

/* ---------- 瀑布卡片 ---------- */
.masonry{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;}
.masonry-col{display:grid;gap:24px;}
.masonry-col.right{padding-top:56px;}
.masonry-col.is-empty{display:none;}
.rcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px;box-shadow:var(--shadow-sm);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.rcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#C9DED6;}
.rcard.is-hidden{display:none;}
.rcard-media{
  position:relative;display:block;overflow:hidden;border-radius:16px;
  aspect-ratio:16/9;background:var(--surface-2);
}
.rcard.tall .rcard-media{aspect-ratio:4/3;}
.rcard-media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease);}
.rcard:hover .rcard-media img{transform:scale(1.03);}
.rcard-duration{
  position:absolute;right:10px;bottom:10px;
  padding:4px 10px;border-radius:999px;
  background:rgba(6,48,42,.82);color:#fff;
  font-size:12px;font-weight:600;font-variant-numeric:tabular-nums;
}
.badge-soft{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--surface-2);color:var(--brand-700);
  font-size:12.5px;font-weight:600;
}
.rcard-body{padding:16px 6px 6px;}
.rcard-title{margin-top:12px;font-size:19px;line-height:1.45;font-weight:600;letter-spacing:-.2px;}
.rcard-title a{color:var(--ink-900);}
.rcard-title a:hover{color:var(--brand-700);}
.rcard-desc{
  margin-top:10px;font-size:15px;line-height:1.75;color:var(--ink-600);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rcard-meta{
  margin-top:14px;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums;
}
.rcard-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.rcard-more{margin-left:auto;color:var(--brand-700);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.rcard-more i{font-size:12px;transition:transform 180ms var(--ease);}
.rcard:hover .rcard-more i{transform:translateX(3px);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:0;}
.timeline::before{
  content:"";position:absolute;left:43px;top:18px;bottom:18px;width:2px;
  background:linear-gradient(180deg,var(--brand-300),var(--line));
}
.tl-item{display:grid;grid-template-columns:88px 1fr;gap:28px;position:relative;padding-bottom:22px;}
.tl-item:last-child{padding-bottom:0;}
.tl-date{
  width:88px;height:88px;border-radius:16px;background:var(--accent-500);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:var(--ink-900);box-shadow:var(--shadow-sm);position:relative;z-index:1;
}
.tl-day{font-size:26px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;}
.tl-mon{font-size:12px;font-weight:600;margin-top:4px;opacity:.78;}
.tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--shadow-sm);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.tl-card h3{font-size:18px;font-weight:600;line-height:1.5;}
.tl-card p{margin-top:8px;font-size:15px;color:var(--ink-600);max-width:760px;}
.tl-meta{margin-top:14px;display:flex;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums;}
.tl-meta span{display:inline-flex;align-items:center;gap:6px;}
.tl-meta i{color:var(--brand-500);font-size:12px;}

/* ---------- 三步指引 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 26px;box-shadow:var(--shadow-sm);position:relative;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:14px;background:var(--surface-2);
  color:var(--brand-700);font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.step-card h3{font-size:18px;font-weight:600;}
.step-card p{margin-top:10px;font-size:15px;color:var(--ink-600);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
  margin-bottom:14px;background:var(--surface);box-shadow:var(--shadow-sm);
}
.faq-acc .accordion-button{
  position:relative;width:100%;padding:22px 56px 22px 24px;
  font-size:16.5px;font-weight:600;color:var(--ink-900);
  background:var(--surface);box-shadow:none;line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-700);background:var(--surface-2);}
.faq-acc .accordion-button::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad-brand);opacity:0;transition:opacity 180ms var(--ease);
}
.faq-acc .accordion-button:not(.collapsed)::before{opacity:1;}
.faq-acc .accordion-button::after{
  width:16px;height:16px;background-size:16px;position:absolute;right:24px;
  transition:transform 180ms var(--ease);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230E5C4A'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 3px rgba(18,161,122,.35);z-index:2;}
.faq-acc .accordion-body{padding:6px 24px 22px;font-size:15.5px;line-height:1.85;color:var(--ink-600);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad-brand);color:#fff;
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 2px,transparent 2px 14px);
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:26px;font-weight:700;line-height:1.35;letter-spacing:-.3px;}
.cta-band p{margin-top:10px;font-size:15.5px;color:rgba(255,255,255,.86);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.82);padding:64px 0 28px;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer .brand-main{color:#fff;}
.site-footer .brand-sub{color:rgba(255,255,255,.62);}
.site-footer .brand-mark{box-shadow:inset 0 0 0 3px rgba(6,48,42,.9),inset 0 0 0 6px rgba(111,215,182,.7);}
.footer-desc{margin-top:18px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.7);max-width:340px;}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.7);}
.footer-links a:hover{color:var(--brand-300);}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14.5px;color:rgba(255,255,255,.7);}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);font-size:15px;
  transition:background 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease);
}
.footer-social a:hover{background:rgba(111,215,182,.18);color:var(--brand-300);transform:translateY(-2px);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .masonry-col.right{padding-top:40px;}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex;}
  .nav-inner{height:60px;}
  .nav-collapse{
    position:fixed;left:0;right:0;top:60px;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:var(--surface);border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-lg);padding:14px 20px 22px;max-height:calc(100vh - 60px);overflow-y:auto;
  }
  .nav-collapse.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;}
  .nav-links li{border-bottom:1px solid var(--line);}
  .nav-link{display:block;padding:14px 2px;font-size:15.5px;}
  .nav-link::after{display:none;}
  .nav-cta{width:100%;margin-top:18px;}
  .section{padding:60px 0;}
  .cat-hero h1{font-size:32px;}
  .masonry{grid-template-columns:1fr;gap:20px;}
  .masonry-col{gap:20px;}
  .masonry-col.right{padding-top:0;}
  .step-grid{grid-template-columns:1fr;gap:20px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575.98px){
  body{font-size:16px;}
  .section{padding:48px 0;}
  .cat-hero{min-height:210px;padding:32px 0;}
  .cat-hero h1{font-size:26px;letter-spacing:-.2px;}
  .cat-hero .hero-sub{font-size:15px;}
  .sec-head h2{font-size:22px;}
  .btn-main,.btn-ghost,.btn-accent,.btn-ghost-light{height:46px;padding:0 22px;width:100%;}
  .cta-actions{width:100%;}
  .timeline::before{left:31px;}
  .tl-item{grid-template-columns:64px 1fr;gap:16px;}
  .tl-date{width:64px;height:64px;border-radius:14px;}
  .tl-day{font-size:20px;}
  .tl-mon{font-size:11px;}
  .tl-card{padding:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}