/* roulang page: index */
/* ===================== 设计变量 ===================== */
:root{
  --gold:#E1A32B; --gold-l:#F3B93C; --gold-d:#B87F14;
  --ink:#1B221A; --cream:#F6F2E9; --surface:#EDE7DA;
  --vermilion:#E4572E;
  --card:#FFFFFF; --border:#DCD3C0;
  --text:#1A1F18; --text2:#5C6357;
  --r-pill:999px; --r-card:14px; --r-img:10px; --r-tag:6px;
  --sh1:0 1px 2px rgba(27,34,26,.06);
  --sh2:0 12px 28px rgba(27,34,26,.12);
  --sh3:0 16px 40px rgba(27,34,26,.16);
  --maxw:1240px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --font-num:"Barlow Condensed","Oswald","Noto Sans SC",system-ui,sans-serif;
}
/* ===================== 基础重置 ===================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--cream);
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
section[id]{scroll-margin-top:84px}

/* ===================== 容器与板块 ===================== */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}
.section{padding:96px 0;position:relative}
.section--dark{background:var(--ink);color:var(--cream)}
.section--surface{background:var(--surface)}
.section--tight{padding:72px 0}

.sec-head{margin-bottom:32px;max-width:820px}
.sec-head .sec-head__line{display:block;width:3px;height:28px;background:var(--gold);border-radius:2px;margin-bottom:14px}
.sec-head h2{font-size:34px;line-height:1.25;font-weight:900;letter-spacing:-.02em}
.sec-head p{font-size:14px;color:var(--text2);margin-top:10px;line-height:1.8}
.section--dark .sec-head p{color:rgba(246,242,233,.7)}

/* ===================== 按钮 ===================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1px solid transparent;transition:all .25s var(--ease);white-space:nowrap}
.btn--gold{background:var(--gold);color:var(--ink);box-shadow:0 6px 18px rgba(225,163,43,.26)}
.btn--gold:hover{background:var(--gold-l);transform:translateY(-2px);box-shadow:0 12px 26px rgba(225,163,43,.34)}
.btn--gold:active{background:var(--gold-d);transform:translateY(0)}
.btn--ghost{background:transparent;border-color:rgba(246,242,233,.4);color:var(--cream)}
.btn--ghost:hover{background:rgba(246,242,233,.12);border-color:var(--cream);transform:translateY(-2px)}
.btn--outline{background:transparent;border-color:rgba(27,34,26,.22);color:var(--ink)}
.btn--outline:hover{background:var(--ink);border-color:var(--ink);color:var(--cream);transform:translateY(-2px)}
.btn--sm{height:40px;padding:0 20px;font-size:14px}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;box-shadow:none;pointer-events:none}

/* 文字链 */
.tlink{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--gold-d);position:relative;padding-bottom:3px}
.tlink::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--gold);transition:width .35s var(--ease)}
.tlink:hover::after{width:100%}
.tlink svg{transition:transform .25s var(--ease)}
.tlink:hover svg{transform:translateX(4px)}
.section--dark .tlink{color:var(--gold)}

/* ===================== 导航 ===================== */
.nav{
  position:absolute;top:0;left:0;right:0;z-index:200;
  background:rgba(27,34,26,.28);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.18);
  box-shadow:0 8px 24px rgba(0,0,0,.10);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.nav.is-stuck{position:fixed;background:rgba(27,34,26,.94);box-shadow:0 10px 30px rgba(0,0,0,.24)}
.nav__inner{display:flex;align-items:center;gap:20px;height:84px;transition:height .3s var(--ease)}
.nav.is-stuck .nav__inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--cream);font-weight:900;font-size:19px;letter-spacing:-.01em;flex:0 0 auto}
.brand__mark{flex:0 0 auto}
.nav__links{display:flex;align-items:center;gap:28px;margin:0 auto}
.nav-link{position:relative;font-size:15px;color:rgba(246,242,233,.85);padding:8px 2px;transition:color .25s var(--ease)}
.nav-link:hover{color:var(--cream)}
.nav-link::after{content:"";position:absolute;left:0;bottom:2px;height:2px;width:0;background:var(--gold);transition:width .3s var(--ease)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--cream)}
.nav-link.is-active::after{width:100%}
.nav__actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav__search{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;color:var(--cream);border:1px solid rgba(246,242,233,.28);transition:all .25s var(--ease)}
.nav__search:hover{background:rgba(246,242,233,.12);border-color:rgba(246,242,233,.55)}
.nav__toggle{display:none;width:44px;height:44px;place-items:center;border-radius:10px;color:var(--cream);border:1px solid rgba(246,242,233,.28)}
.nav__toggle:hover{background:rgba(246,242,233,.12)}

/* 移动端抽屉 */
.drawer{position:fixed;top:0;right:0;bottom:0;width:84%;max-width:360px;background:var(--ink);color:var(--cream);z-index:400;transform:translateX(101%);transition:transform .32s var(--ease);overflow-y:auto;padding:0 0 32px}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid rgba(246,242,233,.14)}
.drawer__close{width:44px;height:44px;display:grid;place-items:center;border-radius:10px;color:var(--cream)}
.drawer__close:hover{background:rgba(246,242,233,.1)}
.drawer__links a{display:flex;align-items:center;height:52px;padding:0 22px;font-size:16px;border-bottom:1px solid rgba(246,242,233,.1);color:rgba(246,242,233,.86);transition:background .25s var(--ease),color .25s var(--ease)}
.drawer__links a:hover{background:rgba(246,242,233,.06);color:var(--cream)}
.drawer__links a.is-active{color:var(--gold)}
.drawer__cta{padding:24px 22px 0}
.drawer__mask{position:fixed;inset:0;background:rgba(15,20,14,.55);z-index:390;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s}
.drawer__mask.is-open{opacity:1;visibility:visible}

/* ===================== Hero ===================== */
.lv-hero{position:relative;min-height:92vh;display:flex;flex-direction:column;justify-content:flex-end;padding-top:150px;color:var(--cream);overflow:hidden;background:var(--ink)}
.lv-hero__bg{position:absolute;inset:0;background:url("/assets/images/backpic/back-1.jpg") center/cover no-repeat;filter:saturate(.78) brightness(.6);transform:scale(1.02)}
.lv-hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(27,34,26,.95) 0%,rgba(27,34,26,.82) 42%,rgba(27,34,26,.45) 100%)}
.lv-hero__lines{position:absolute;inset:0;pointer-events:none;background-image:repeating-linear-gradient(90deg,rgba(246,242,233,.07) 0 1px,transparent 1px 148px)}
.lv-hero__ring{position:absolute;right:-120px;top:16%;width:420px;height:420px;border:1px solid rgba(246,242,233,.12);border-radius:50%;pointer-events:none}
.lv-hero__ring::after{content:"";position:absolute;inset:70px;border:1px solid rgba(225,163,43,.22);border-radius:50%}
.hero__inner{position:relative;z-index:2;padding-top:48px;padding-bottom:56px}
.hero__copy{max-width:720px}
.hero__eyebrow{display:inline-block;font-size:13px;letter-spacing:.06em;color:var(--gold);border:1px solid rgba(225,163,43,.42);border-radius:var(--r-pill);padding:5px 15px;margin-bottom:22px}
.hero__copy h1{font-size:52px;line-height:1.18;font-weight:900;letter-spacing:-.02em}
.hero__sub{font-size:19px;line-height:1.68;color:rgba(246,242,233,.9);margin-top:20px;max-width:640px}
.hero__desc{font-size:15px;line-height:1.9;color:rgba(246,242,233,.72);margin-top:16px;max-width:680px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-search{display:flex;gap:12px;margin-top:26px;max-width:530px}
.hero-search input{flex:1;min-width:0;height:50px;padding:0 22px;border-radius:var(--r-pill);background:rgba(246,242,233,.1);border:1px solid rgba(246,242,233,.24);color:var(--cream);font-size:14px;transition:all .25s var(--ease)}
.hero-search input::placeholder{color:rgba(246,242,233,.58)}
.hero-search input:focus{outline:none;border-color:var(--gold);background:rgba(246,242,233,.16)}
.hero-search button{height:50px;padding:0 26px;border-radius:var(--r-pill);background:var(--gold);color:var(--ink);font-weight:700;font-size:14px;transition:all .25s var(--ease)}
.hero-search button:hover{background:var(--gold-l);transform:translateY(-2px)}
.hero__stats{position:relative;z-index:2;border-top:1px solid rgba(246,242,233,.16);background:rgba(27,34,26,.45);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.hero__stats-inner{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding-top:22px;padding-bottom:22px}
.hero__stat b{display:block;font-family:var(--font-num);font-size:40px;line-height:1;font-weight:700;letter-spacing:.02em;color:var(--gold);font-variant-numeric:tabular-nums}
.hero__stat span{display:block;font-size:13px;color:rgba(246,242,233,.7);margin-top:8px}

/* ===================== 频道矩阵 ===================== */
.lv-channel-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.channel{position:relative;display:flex;flex-direction:column;border-radius:var(--r-card);overflow:hidden;background:var(--card);box-shadow:var(--sh1);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.channel:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.channel--big{grid-column:span 3}
.channel--sm{grid-column:span 2;background:var(--surface)}
.channel__media{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--surface)}
.channel__media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.channel:hover .channel__media img{transform:scale(1.04)}
.channel__badge{position:absolute;left:14px;top:14px;font-size:12px;font-weight:700;color:var(--ink);background:rgba(246,242,233,.92);border-radius:var(--r-tag);padding:4px 10px}
.channel__body{padding:20px;flex:1}
.channel__body h3{font-size:19px;font-weight:800;letter-spacing:-.01em}
.channel__body p{font-size:13.5px;color:var(--text2);margin-top:8px;line-height:1.75}
.channel__icon{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:rgba(27,34,26,.06);color:var(--gold-d);margin-bottom:16px}
.channel__link{padding:0 20px 20px}

/* ===================== 记分牌数据 ===================== */
.score-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.score{padding:30px 24px;border-radius:var(--r-card);background:rgba(246,242,233,.05);border:1px solid rgba(246,242,233,.1);transition:background .3s var(--ease),transform .3s var(--ease)}
.score:hover{background:rgba(246,242,233,.08);transform:translateY(-3px)}
.score b{display:block;font-family:var(--font-num);font-size:62px;line-height:1;font-weight:700;color:var(--gold);letter-spacing:.02em;font-variant-numeric:tabular-nums}
.score span{display:block;font-size:14px;color:rgba(246,242,233,.72);margin-top:14px}
.score--accent b{color:var(--vermilion)}

/* ===================== 时间轴 ===================== */
.lv-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.lv-step{position:relative;padding-top:44px}
.lv-step__dot{position:absolute;top:6px;left:0;width:14px;height:14px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(225,163,43,.2)}
.lv-step__line{position:absolute;top:12px;left:22px;right:-24px;height:1px;background:repeating-linear-gradient(90deg,var(--border) 0 10px,transparent 10px 18px)}
.lv-step:last-child .lv-step__line{display:none}
.lv-step__num{font-family:var(--font-num);font-size:15px;font-weight:700;letter-spacing:.12em;color:var(--gold-d)}
.lv-step h3{font-size:19px;font-weight:800;margin-top:6px;letter-spacing:-.01em}
.lv-step p{font-size:14px;color:var(--text2);margin-top:8px;line-height:1.8}

/* ===================== 作品墙 ===================== */
.lv-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:20px;align-items:start}
.wall-card{position:relative;border-radius:var(--r-card);overflow:hidden;background:var(--card);box-shadow:var(--sh1);transition:transform .3s var(--ease),box-shadow .3s var(--ease);display:block}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.wall-card--lg{grid-column:span 3}
.wall-card--sm{grid-column:span 2}
.wall-card__media{position:relative;overflow:hidden;background:var(--surface)}
.wall-card--lg .wall-card__media{aspect-ratio:16/9}
.wall-card--sm .wall-card__media{aspect-ratio:4/3}
.wall-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.wall-card:hover .wall-card__media img{transform:scale(1.04)}
.wall-card__tag{position:absolute;left:14px;top:14px;font-size:12px;font-weight:700;color:var(--cream);background:rgba(27,34,26,.72);border-radius:var(--r-tag);padding:4px 10px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.wall-card__body{padding:18px 20px 20px}
.wall-card__body h3{font-size:17px;font-weight:800;letter-spacing:-.01em}
.wall-card__body p{font-size:13.5px;color:var(--text2);margin-top:6px;line-height:1.75}

/* ===================== 榜单 ===================== */
.lv-rank{border-top:1px solid var(--border)}
.rank-row{display:flex;align-items:center;gap:20px;padding:20px 18px;border-bottom:1px solid var(--border);transition:background .25s var(--ease)}
.rank-row:hover{background:rgba(225,163,43,.07)}
.rank-row__no{flex:0 0 78px;width:78px;text-align:center;font-family:var(--font-num);font-size:52px;line-height:1;font-weight:700;color:transparent;-webkit-text-stroke:1px var(--text2);letter-spacing:.02em}
.rank-row__main{flex:1;min-width:0}
.rank-row__main h3{font-size:17px;font-weight:700;letter-spacing:-.01em}
.rank-row__main p{font-size:13.5px;color:var(--text2);margin-top:5px}
.rank-tag{font-size:12px;font-weight:700;padding:4px 11px;border-radius:var(--r-tag);background:rgba(27,34,26,.06);color:var(--text2);white-space:nowrap}
.rank-tag--hot{background:rgba(228,87,46,.12);color:var(--vermilion)}
.rank-row:nth-child(1),.rank-row:nth-child(2),.rank-row:nth-child(3){background:linear-gradient(90deg,rgba(225,163,43,.10),rgba(225,163,43,0))}
.rank-row:nth-child(1) .rank-row__no,.rank-row:nth-child(2) .rank-row__no,.rank-row:nth-child(3) .rank-row__no{color:var(--gold);-webkit-text-stroke:0}

/* ===================== 横向轨道 ===================== */
.lv-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:16px;scrollbar-width:thin}
.lv-track::-webkit-scrollbar{height:6px}
.lv-track::-webkit-scrollbar-thumb{background:rgba(246,242,233,.22);border-radius:var(--r-pill)}
.lv-track::-webkit-scrollbar-track{background:rgba(246,242,233,.06);border-radius:var(--r-pill)}
.track-card{position:relative;flex:0 0 calc((100% - 60px)/3.5);aspect-ratio:3/4;border-radius:var(--r-card);overflow:hidden;scroll-snap-align:start;background:var(--ink);transition:transform .35s var(--ease)}
.track-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.track-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(27,34,26,.12) 0%,rgba(27,34,26,.55) 52%,rgba(27,34,26,.9) 100%);transition:opacity .35s var(--ease)}
.track-card:hover{transform:translateY(-4px)}
.track-card:hover img{transform:scale(1.05)}
.track-card:hover::after{opacity:.7}
.track-card__text{position:absolute;left:20px;right:20px;bottom:20px;z-index:2;color:var(--cream)}
.track-card__text b{display:block;font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--gold)}
.track-card__text h3{font-size:20px;font-weight:800;margin-top:8px;letter-spacing:-.01em;line-height:1.35}
.track-card__text span{display:block;font-size:12.5px;color:rgba(246,242,233,.74);margin-top:8px}
.track-hint{display:none;font-size:12px;color:rgba(246,242,233,.6);margin-top:6px}

/* ===================== 播放与画质 ===================== */
.lv-play{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.spec-list{margin-top:26px;border-top:1px solid var(--border)}
.spec-row{display:flex;align-items:baseline;gap:18px;padding:18px 0;border-bottom:1px solid var(--border)}
.spec-row b{flex:0 0 92px;font-family:var(--font-num);font-size:22px;font-weight:700;color:var(--gold-d);letter-spacing:.02em}
.spec-row span{font-size:14.5px;color:var(--text2);line-height:1.75}
.play-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh2)}
.play-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.play-media__cap{position:absolute;left:20px;right:20px;bottom:18px;color:var(--cream);font-size:13.5px;background:rgba(27,34,26,.6);border-radius:var(--r-tag);padding:8px 14px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}

/* ===================== 创作者生态 ===================== */
.lv-creator{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center}
.creator-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.creator-item{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);padding:22px;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}
.creator-item:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(225,163,43,.5)}
.creator-item svg{color:var(--gold-d)}
.creator-item h3{font-size:15.5px;font-weight:700;margin-top:14px}
.creator-item p{font-size:13px;color:var(--text2);margin-top:6px;line-height:1.7}
.creator-copy p{font-size:15px;line-height:1.9;color:var(--text2);margin-top:6px}

/* ===================== 上新日历 ===================== */
.lv-calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:12px}
.cal-day{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);padding:16px 14px;min-height:158px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.cal-day:hover{transform:translateY(-3px);box-shadow:var(--sh1)}
.cal-day b{display:block;font-family:var(--font-num);font-size:15px;font-weight:700;letter-spacing:.1em;color:var(--text2)}
.cal-day ul{margin-top:12px}
.cal-day li{font-size:12.5px;line-height:1.6;padding:7px 0;border-top:1px dashed rgba(27,34,26,.16);color:var(--text2)}
.cal-day--today{background:var(--gold);border-color:var(--gold)}
.cal-day--today b{color:rgba(27,34,26,.72)}
.cal-day--today li{color:var(--ink);border-top-color:rgba(27,34,26,.24)}

/* ===================== 资讯列表 ===================== */
.lv-news{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:start}
.news-main{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);transition:transform .3s var(--ease),box-shadow .3s var(--ease);display:block}
.news-main:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.news-main img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-main__body{padding:22px 24px 26px}
.news-main__body h3{font-size:22px;font-weight:800;letter-spacing:-.01em;line-height:1.4}
.news-main__body p{font-size:14px;color:var(--text2);margin-top:10px;line-height:1.8}
.news-main__meta{font-size:12.5px;color:var(--gold-d);font-weight:700;font-family:var(--font-num);letter-spacing:.06em;margin-bottom:12px}
.news-row{display:flex;align-items:center;gap:16px;padding:16px 12px;border-bottom:1px solid var(--border);transition:background .25s var(--ease)}
.news-row:hover{background:rgba(225,163,43,.07)}
.news-row__no{font-family:var(--font-num);font-size:14px;font-weight:700;color:var(--gold-d);flex:0 0 30px;letter-spacing:.08em}
.news-row__main{flex:1;min-width:0}
.news-row__main h4{font-size:15px;font-weight:700;line-height:1.5}
.news-row__main p{font-size:12.5px;color:var(--text2);margin-top:4px}
.news-row svg{flex:0 0 auto;color:var(--gold-d);transition:transform .25s var(--ease)}
.news-row:hover svg{transform:translateX(4px)}

/* ===================== 合作伙伴 ===================== */
.lv-partners{display:flex;flex-wrap:wrap;gap:16px}
.partner{flex:1 1 160px;height:76px;display:grid;place-items:center;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:#8B9184;font-size:14px;font-weight:700;filter:grayscale(1);transition:all .3s var(--ease)}
.partner:hover{filter:none;color:var(--ink);background:var(--card);border-color:rgba(225,163,43,.5);transform:translateY(-3px)}

/* ===================== FAQ ===================== */
.faq{border-top:1px solid var(--border);max-width:960px}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;display:flex;align-items:center;gap:14px;padding:20px 4px;text-align:left;font-size:17px;font-weight:500;color:var(--text);transition:color .25s var(--ease)}
.faq-q:hover{color:var(--gold-d)}
.faq-q .no{flex:0 0 34px;font-family:var(--font-num);font-size:16px;font-weight:700;color:var(--gold);letter-spacing:.06em}
.faq-q .ico{position:relative;flex:0 0 22px;width:22px;height:22px;margin-left:auto;color:var(--gold-d)}
.faq-q .ico::before,.faq-q .ico::after{content:"";position:absolute;left:50%;top:50%;background:currentColor;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.faq-q .ico::before{width:14px;height:1.5px;transform:translate(-50%,-50%)}
.faq-q .ico::after{width:1.5px;height:14px;transform:translate(-50%,-50%)}
.faq-item.is-open .ico::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;opacity:0;overflow:hidden;transition:max-height .38s var(--ease),opacity .38s var(--ease)}
.faq-item.is-open .faq-a{max-height:340px;opacity:1}
.faq-a p{margin:0 0 22px 48px;font-size:15px;line-height:1.85;color:var(--text2);max-width:760px}

/* ===================== 保障条 ===================== */
.guarantee{background:var(--ink);color:var(--cream);padding:26px 0}
.guarantee-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px}
.g-item{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(246,242,233,.86)}
.g-item svg{color:var(--gold);flex:0 0 auto}

/* ===================== 联系表单 ===================== */
.lv-contact{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start}
.field{margin-bottom:26px}
.field label{display:block;font-size:13px;color:var(--text2);margin-bottom:6px}
.field input,.field select{width:100%;height:48px;border-bottom:1px solid var(--border);font-size:15px;transition:border-color .25s var(--ease)}
.field textarea{width:100%;min-height:112px;padding:13px 14px;border:1px solid var(--border);border-radius:var(--r-img);font-size:15px;resize:vertical;transition:border-color .25s var(--ease)}
.field input:focus,.field select:focus{outline:none;border-bottom-color:var(--gold)}
.field textarea:focus{outline:none;border-color:var(--gold)}
.field .err{display:none;font-size:12px;color:var(--vermilion);margin-top:7px}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--vermilion)}
.field.has-error .err{display:block}
.form-note{font-size:12.5px;color:var(--text2);margin-top:14px}
.form-success{display:none;margin-top:16px;font-size:13.5px;color:var(--gold-d);border:1px solid var(--gold);border-radius:var(--r-img);padding:12px 16px}
.contact-box{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh1)}
.contact-box img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:var(--r-img)}
.contact-list{margin-top:22px}
.contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--text2);padding:10px 0;border-bottom:1px solid var(--border)}
.contact-list li:last-child{border-bottom:0}
.contact-list b{flex:0 0 84px;font-weight:700;color:var(--text)}

/* ===================== 页脚 ===================== */
.site-foot{background:var(--ink);color:rgba(246,242,233,.72);padding-top:72px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.foot-brand .brand{font-size:18px}
.foot-brand p{font-size:14px;line-height:1.85;margin-top:16px;max-width:320px}
.foot-col h3{font-size:14px;font-weight:700;color:var(--gold);margin-bottom:16px;letter-spacing:.02em}
.foot-col a{display:block;font-size:14px;color:rgba(246,242,233,.7);padding:6px 0;transition:color .25s var(--ease)}
.foot-col a:hover{color:var(--cream)}
.foot-bottom{border-top:1px solid rgba(246,242,233,.14);padding:22px 0;font-size:13px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;color:rgba(246,242,233,.56)}

/* ===================== 滚动入场 ===================== */
.js .rv{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.js .rv.is-in{opacity:1;transform:none}
.js .rv [data-stagger]{transition:opacity .5s var(--ease),transform .5s var(--ease)}

@media (prefers-reduced-motion:reduce){
  .js .rv{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* ===================== 响应式 ===================== */
@media (max-width:1199px){
  .container{padding:0 24px}
  .lv-channel-grid{grid-template-columns:repeat(3,1fr)}
  .channel--big{grid-column:span 3}
  .channel--sm{grid-column:span 1}
  .hero__copy h1{font-size:44px}
  .track-card{flex:0 0 calc((100% - 40px)/2.6)}
}
@media (max-width:991px){
  .section{padding:72px 0}
  .nav__links{display:none}
  .nav__toggle{display:grid}
  .nav__cta{display:none}
  .hero__copy h1{font-size:38px}
  .hero__sub{font-size:17px}
  .lv-timeline{grid-template-columns:1fr;gap:0}
  .lv-step{padding-top:34px;padding-bottom:22px;border-left:1px solid var(--border);padding-left:26px}
  .lv-step__line{display:none}
  .lv-step__dot{left:-7px;top:38px}
  .lv-wall{grid-template-columns:repeat(2,1fr)}
  .wall-card--lg,.wall-card--sm{grid-column:span 1}
  .lv-play{grid-template-columns:1fr;gap:36px}
  .lv-creator{grid-template-columns:1fr;gap:36px}
  .lv-news{grid-template-columns:1fr;gap:28px}
  .lv-contact{grid-template-columns:1fr;gap:36px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .score-grid{grid-template-columns:repeat(2,1fr)}
  .lv-calendar{grid-template-columns:repeat(4,1fr)}
  .hero__stats-inner{grid-template-columns:repeat(3,1fr);gap:16px}
  .track-card{flex:0 0 calc((100% - 40px)/2.2)}
  .track-hint{display:block}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .container{padding:0 16px}
  .sec-head h2{font-size:26px}
  .lv-hero{min-height:auto;padding-top:120px}
  .hero__copy h1{font-size:30px}
  .hero__sub{font-size:16px}
  .hero__desc{font-size:14.5px}
  .hero-search{flex-direction:column;max-width:100%}
  .hero-search button{width:100%}
  .hero__stats-inner{grid-template-columns:1fr;gap:14px}
  .hero__stat b{font-size:32px}
  .lv-channel-grid{grid-template-columns:1fr}
  .channel--big,.channel--sm{grid-column:span 1}
  .lv-wall{grid-template-columns:1fr}
  .rank-row{gap:12px;padding:16px 10px}
  .rank-row__no{flex:0 0 48px;width:48px;font-size:38px}
  .rank-tag{display:none}
  .score-grid{grid-template-columns:1fr}
  .score b{font-size:52px}
  .lv-calendar{grid-template-columns:repeat(2,1fr)}
  .cal-day{min-height:auto}
  .track-card{flex:0 0 78%;aspect-ratio:4/5}
  .lv-partners{gap:12px}
  .partner{flex:1 1 140px;height:64px;font-size:13px}
  .faq-q{font-size:15.5px;padding:18px 2px}
  .faq-a p{margin-left:0;font-size:14.5px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .guarantee-inner{justify-content:flex-start;gap:14px}
}
@media (max-width:520px){
  .hero__copy h1{font-size:28px}
  .hero__cta .btn{width:100%}
  .btn--block-mobile{width:100%}
  .g-item{font-size:13px}
  .contact-list b{flex:0 0 70px;font-size:13px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

/* roulang page: category1 */
/* ===================== 设计变量 ===================== */
:root{
 --gold:#E1A32B; --gold-l:#F3B93C; --gold-d:#B87F14;
 --ink:#1B221A; --cream:#F6F2E9; --surface:#EDE7DA;
 --vermilion:#E4572E;
 --card:#FFFFFF; --border:#DCD3C0;
 --text:#1A1F18; --text2:#5C6357;
 --r-pill:999px; --r-card:14px; --r-img:10px; --r-tag:6px;
 --sh1:0 1px 2px rgba(27,34,26,.06);
 --sh2:0 12px 28px rgba(27,34,26,.12);
 --sh3:0 16px 40px rgba(27,34,26,.16);
 --maxw:1240px;
 --ease:cubic-bezier(.2,.7,.2,1);
 --font-num:"Barlow Condensed","Oswald","Noto Sans SC",system-ui,sans-serif;
}
/* ===================== 基础 reset ===================== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;line-height:1.75;color:var(--text);background:var(--cream);
 overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:900;letter-spacing:-.02em;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
section[id]{scroll-margin-top:84px}
/* ===================== 容器与板块 ===================== */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}
.section{padding:96px 0;position:relative}
.section--tight{padding:64px 0}
.section--dark{background:var(--ink);color:var(--cream)}
.section--surface{background:var(--surface)}
.sec-head{margin-bottom:32px}
.sec-head h2{position:relative;padding-left:18px;font-size:34px}
.sec-head h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:28px;background:var(--gold);border-radius:2px}
.sec-head p{margin-top:10px;font-size:14px;color:var(--text2);max-width:760px}
.section--dark .sec-head h2{color:var(--cream)}
.section--dark .sec-head p{color:rgba(246,242,233,.72)}
.tlink{position:relative;display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:500;color:var(--ink);transition:color .25s var(--ease)}
.tlink::after{content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;background:var(--gold);transition:width .3s var(--ease)}
.tlink:hover{color:var(--gold-d)}
.tlink:hover::after{width:100%}
.tlink .arw{transition:transform .25s var(--ease)}
.tlink:hover .arw{transform:translateX(4px)}
/* ===================== 按钮 ===================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1px solid transparent;transition:all .25s var(--ease);white-space:nowrap}
.btn--gold{background:var(--gold);color:var(--ink);box-shadow:0 6px 18px rgba(225,163,43,.26)}
.btn--gold:hover{background:var(--gold-l);transform:translateY(-2px);box-shadow:0 12px 26px rgba(225,163,43,.34)}
.btn--gold:active{background:var(--gold-d);transform:translateY(0)}
.btn--outline{background:transparent;border-color:rgba(27,34,26,.22);color:var(--ink)}
.btn--outline:hover{background:var(--ink);border-color:var(--ink);color:var(--cream);transform:translateY(-2px)}
.btn--sm{height:40px;padding:0 20px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.4;box-shadow:none;pointer-events:none}
/* ===================== 导航 ===================== */
.nav{
 position:fixed;top:0;left:0;right:0;z-index:200;
 background:rgba(27,34,26,.92);
 -webkit-backdrop-filter:blur(14px) saturate(140%);
 backdrop-filter:blur(14px) saturate(140%);
 border-bottom:1px solid rgba(255,255,255,.18);
 box-shadow:0 8px 24px rgba(0,0,0,.10);
 transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.nav.is-stuck{background:rgba(27,34,26,.96);box-shadow:0 10px 30px rgba(0,0,0,.26)}
.nav__inner{display:flex;align-items:center;gap:20px;height:84px;transition:height .3s var(--ease)}
.nav.is-stuck .nav__inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--cream);font-weight:900;font-size:19px;letter-spacing:-.01em;flex:0 0 auto}
.brand__mark{flex:0 0 auto}
.nav__links{display:flex;align-items:center;gap:28px;margin:0 auto}
.nav-link{position:relative;font-size:15px;color:rgba(246,242,233,.85);padding:8px 2px;transition:color .25s var(--ease)}
.nav-link:hover{color:var(--cream)}
.nav-link::after{content:"";position:absolute;left:0;bottom:2px;height:2px;width:0;background:var(--gold);transition:width .3s var(--ease)}
.nav-link:hover::after,.nav-link.is-active::after{width:100%}
.nav-link.is-active{color:var(--cream)}
.nav__actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav__search{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;color:var(--cream);border:1px solid rgba(246,242,233,.28);transition:all .25s var(--ease)}
.nav__search:hover{background:rgba(246,242,233,.12);border-color:rgba(246,242,233,.55)}
.nav__toggle{display:none;width:44px;height:44px;place-items:center;border-radius:10px;color:var(--cream);border:1px solid rgba(246,242,233,.28)}
.nav__toggle:hover{background:rgba(246,242,233,.12)}
/* 移动端抽屉 */
.drawer{position:fixed;top:0;right:0;bottom:0;width:84%;max-width:360px;background:var(--ink);color:var(--cream);z-index:400;transform:translateX(101%);transition:transform .32s var(--ease);overflow-y:auto;padding-bottom:32px}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid rgba(246,242,233,.14)}
.drawer__close{width:44px;height:44px;display:grid;place-items:center;border-radius:10px;color:var(--cream)}
.drawer__close:hover{background:rgba(246,242,233,.1)}
.drawer__links a{display:flex;align-items:center;height:52px;padding:0 22px;font-size:16px;border-bottom:1px solid rgba(246,242,233,.1);color:rgba(246,242,233,.86);transition:background .25s var(--ease),color .25s var(--ease)}
.drawer__links a:hover{background:rgba(246,242,233,.06);color:var(--cream)}
.drawer__links a.is-active{color:var(--gold)}
.drawer__cta{padding:24px 22px 0}
.drawer__mask{position:fixed;inset:0;background:rgba(15,20,14,.55);z-index:390;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s}
.drawer__mask.is-open{opacity:1;visibility:visible}
/* ===================== 分类头 ===================== */
.cat-head{position:relative;background:var(--cream);padding:132px 0 44px;border-bottom:1px solid var(--border)}
.cat-head::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,var(--gold) 0 140px,rgba(220,211,192,0) 140px 100%)}
.cat-head__grid{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:end}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text2);margin-bottom:16px}
.crumb a{transition:color .25s var(--ease)}
.crumb a:hover{color:var(--gold-d)}
.crumb span.sep{color:rgba(92,99,87,.5)}
.cat-head h1{font-size:48px;letter-spacing:-.03em}
.cat-head .lede{margin-top:14px;font-size:16px;color:var(--text2);max-width:660px}
.cat-stats{display:flex;gap:36px;padding-bottom:6px}
.cat-stat b{display:block;font-family:var(--font-num);font-weight:700;font-size:44px;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.cat-stat b em{font-style:normal;font-size:20px;margin-left:2px;color:var(--gold-d)}
.cat-stat span{display:block;margin-top:8px;font-size:13px;color:var(--text2)}
.cat-stat--accent b{color:var(--vermilion)}
/* ===================== 筛选条 ===================== */
.filter-sec{padding:28px 0 0}
.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid var(--border)}
.chips{display:flex;gap:10px;flex-wrap:wrap}
.chip{height:38px;display:inline-flex;align-items:center;padding:0 20px;border-radius:var(--r-pill);border:1px solid var(--border);background:#fff;font-size:14px;color:var(--text2);transition:all .25s var(--ease)}
.chip:hover{border-color:var(--gold);color:var(--ink)}
.chip.is-on{background:var(--gold);border-color:var(--gold);color:var(--ink);font-weight:700}
.sort-wrap{position:relative;display:inline-flex;align-items:center}
.sort-select{appearance:none;-webkit-appearance:none;height:38px;padding:0 40px 0 18px;border:1px solid var(--border);border-radius:var(--r-pill);background:#fff;font-size:14px;color:var(--text);cursor:pointer}
.sort-select:hover{border-color:var(--gold)}
.sort-wrap::after{content:"";position:absolute;right:18px;top:50%;width:7px;height:7px;border-right:1px solid var(--text2);border-bottom:1px solid var(--text2);transform:translateY(-70%) rotate(45deg);pointer-events:none}
/* ===================== 卡片网格 ===================== */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.card{position:relative;display:flex;flex-direction:column;background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.card--feature{grid-column:span 2}
.card__media{position:relative;overflow:hidden;background:var(--surface)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card:not(.card--feature) .card__media{aspect-ratio:16/9}
.card--feature .card__media{aspect-ratio:16/7}
.card:hover .card__media img{transform:scale(1.03)}
.card__tag{position:absolute;left:12px;top:12px;z-index:2;background:rgba(27,34,26,.82);color:var(--cream);font-size:12px;line-height:1;padding:6px 10px;border-radius:var(--r-tag)}
.card--feature .card__tag{background:var(--gold);color:var(--ink);font-weight:700}
.card__body{display:flex;flex-direction:column;gap:8px;padding:18px 20px 20px;flex:1}
.card__title{font-size:20px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card--feature .card__title{font-size:24px}
.card__desc{font-size:14px;color:var(--text2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.7}
.card__meta{margin-top:auto;padding-top:14px;border-top:1px solid rgba(220,211,192,.8);display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12.5px;color:var(--text2);font-family:var(--font-num);letter-spacing:.02em}
.card.is-empty{justify-content:center;align-items:center;text-align:center;color:var(--text2);padding:40px 24px}
.card.is-empty svg{opacity:.45;margin-bottom:12px}
.list-foot{margin-top:36px;text-align:center}
.list-foot .tlink{font-weight:700}
/* ===================== 分类导览 ===================== */
.guide{display:grid;grid-template-columns:320px 1fr;gap:56px;align-items:start}
.guide__aside h2{position:relative;padding-left:18px;font-size:32px}
.guide__aside h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:28px;background:var(--gold);border-radius:2px}
.guide__aside p{margin-top:12px;font-size:14px;color:var(--text2)}
.guide__cols{columns:2;column-gap:36px}
.guide__cols p{font-size:15px;color:var(--text);line-height:1.85;margin-bottom:18px;break-inside:avoid}
/* ===================== 排行 ===================== */
.top-list{display:grid;gap:12px}
.top-row{display:flex;align-items:center;gap:22px;padding:18px 24px;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--sh1);transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.top-row:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.top-row__num{flex:0 0 auto;width:64px;font-family:var(--font-num);font-weight:700;font-size:44px;line-height:1;color:transparent;-webkit-text-stroke:1px var(--gold-d);font-variant-numeric:tabular-nums}
.top-row__main{min-width:0;flex:1}
.top-row__title{font-size:18px;font-weight:700;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.top-row__meta{margin-top:4px;font-size:13px;color:var(--text2)}
.top-row__tag{flex:0 0 auto}
.top-row--top3{background:linear-gradient(90deg,rgba(225,163,43,.14),rgba(225,163,43,.02))}
.top-row--top3 .top-row__num{color:var(--gold);-webkit-text-stroke:0}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12.5px;background:var(--surface);color:var(--text2);border:1px solid rgba(220,211,192,.9)}
.tag--verm{background:rgba(228,87,46,.12);border-color:rgba(228,87,46,.35);color:var(--vermilion);font-weight:700}
/* ===================== FAQ ===================== */
.faq{max-width:820px}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;display:flex;align-items:center;gap:16px;padding:22px 0;text-align:left;font-size:17px;font-weight:500;color:var(--ink);transition:color .25s var(--ease);min-height:44px}
.faq-q:hover{color:var(--gold-d)}
.faq-q__num{font-family:var(--font-num);font-weight:700;font-size:16px;color:var(--gold);letter-spacing:.04em;flex:0 0 auto}
.faq-q__icon{margin-left:auto;flex:0 0 auto;width:24px;height:24px;display:grid;place-items:center;color:var(--gold);font-size:22px;line-height:1;transition:transform .3s var(--ease)}
.faq-item.is-open .faq-q__icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;opacity:0;transition:max-height .38s var(--ease),opacity .3s var(--ease)}
.faq-item.is-open .faq-a{opacity:1}
.faq-a p{padding:0 40px 24px;font-size:15px;line-height:1.8;color:var(--text2);max-width:760px}
/* ===================== 推荐合集 ===================== */
.rec-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rec-card{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:14px;box-shadow:var(--sh1);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.rec-card__media{flex:0 0 132px;border-radius:var(--r-img);overflow:hidden}
.rec-card__media img{width:100%;height:96px;object-fit:cover;transition:transform .5s var(--ease)}
.rec-card:hover .rec-card__media img{transform:scale(1.04)}
.rec-card h3{font-size:17px;margin-bottom:6px}
.rec-card p{font-size:13.5px;color:var(--text2);line-height:1.7}
/* ===================== 订阅条 ===================== */
.sub-band{background:var(--ink);color:var(--cream);padding:36px 0}
.sub-band__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.sub-band h2{font-size:26px;color:var(--cream)}
.sub-band p{margin-top:8px;font-size:14px;color:rgba(246,242,233,.7)}
.sub-form{display:flex;align-items:flex-end;gap:14px;flex-wrap:wrap}
.field{display:flex;flex-direction:column;min-width:280px}
.field label{font-size:13px;color:rgba(246,242,233,.65);margin-bottom:6px}
.field input{height:44px;padding:0 4px;background:transparent;border-bottom:1px solid rgba(246,242,233,.35);color:var(--cream);font-size:15px;transition:border-color .25s var(--ease)}
.field input::placeholder{color:rgba(246,242,233,.4)}
.field input:focus{outline:none;border-bottom-color:var(--gold)}
.sub-form.is-error .field input{border-bottom-color:var(--vermilion)}
.sub-form.is-ok .field input{border-bottom-color:var(--gold)}
.form-msg{width:100%;font-size:12px;line-height:1.6;color:rgba(246,242,233,.6);min-height:18px}
.sub-form.is-error .form-msg{color:#F08A6C}
.sub-form.is-ok .form-msg{color:var(--gold-l)}
/* ===================== 页脚 ===================== */
.site-foot{background:var(--ink);color:var(--cream);padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.foot-brand .brand{color:var(--cream);margin-bottom:14px}
.foot-brand p{font-size:14px;color:rgba(246,242,233,.68);max-width:360px;line-height:1.8}
.foot-col h3{font-size:14px;color:var(--gold);margin-bottom:14px;letter-spacing:0;font-weight:700}
.foot-col a{display:block;font-size:14px;color:rgba(246,242,233,.7);padding:5px 0;transition:color .25s var(--ease)}
.foot-col a:hover{color:var(--cream)}
.foot-bottom{border-top:1px solid rgba(246,242,233,.14);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:13px;color:rgba(246,242,233,.55)}
/* ===================== 动效 ===================== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 *{animation:none!important;transition:none!important}
 .reveal{opacity:1!important;transform:none!important}
 .card:hover,.rec-card:hover,.top-row:hover{transform:none}
 .card:hover .card__media img,.rec-card:hover .rec-card__media img{transform:none}
}
/* ===================== 响应式 ===================== */
@media (max-width:1199px){
 .container{padding:0 24px}
 .cat-head h1{font-size:42px}
 .cat-head__grid{gap:32px}
 .cat-stat b{font-size:38px}
 .nav__links{gap:20px}
}
@media (max-width:991px){
 .nav__links{display:none}
 .nav__toggle{display:grid}
 .nav__cta{display:none}
 .cat-head{padding:118px 0 38px}
 .cat-head__grid{grid-template-columns:1fr;gap:28px;align-items:start}
 .cat-head h1{font-size:34px}
 .cat-stats{gap:28px}
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .card--feature{grid-column:span 2}
 .guide{grid-template-columns:1fr;gap:28px}
 .guide__cols{columns:1}
 .rec-list{grid-template-columns:1fr}
 .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
 .top-row__num{width:52px;font-size:36px}
 .section{padding:72px 0}
}
@media (max-width:767px){
 .container{padding:0 18px}
 .section{padding:56px 0}
 .sec-head h2{font-size:26px}
 .cat-head h1{font-size:30px}
 .cat-head .lede{font-size:15px}
 .cat-stats{flex-wrap:wrap;gap:20px 28px}
 .cat-stat b{font-size:32px}
 .card-grid{grid-template-columns:1fr;gap:18px}
 .card--feature{grid-column:span 1}
 .card--feature .card__media{aspect-ratio:16/9}
 .card--feature .card__title{font-size:20px}
 .card:hover{transform:none;box-shadow:var(--sh1)}
 .btn{width:100%}
 .btn--sm{width:auto}
 .sub-form{width:100%}
 .field{min-width:100%}
 .sub-band h2{font-size:21px}
 .top-row{gap:14px;padding:16px}
 .top-row__title{font-size:16px;white-space:normal}
 .rec-card{flex-direction:column;align-items:flex-start}
 .rec-card__media{flex:none;width:100%}
 .rec-card__media img{height:150px}
 .faq-a p{padding:0 0 20px}
}
@media (max-width:480px){
 .cat-head h1{font-size:27px}
 .card__meta{font-size:12px;gap:4px 10px}
 .top-row__meta{display:none}
 .top-row__tag{display:none}
 .foot-grid{grid-template-columns:1fr}
 .sort-wrap{width:100%}
 .sort-select{width:100%}
}