/* 富贵小羊 xiaaoleida.cn —— 黑/白/草地绿/铃铛黄 四色 · 环绕浮签 · 页签FAQ · 弹幕墙 */
:root{
  --ink:#15161a; --pink:#3f9e46; --pink-d:#2c7a33; --pink-l:#e9f6ea; --cyan:#e8a13a; --cyan-d:#c9821e;
  --line:#e5e3e6; --muted:#5d5f66; --alt:#f6f4f6;
  --num:Georgia,"Times New Roman",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:#fff;line-height:1.7;font-size:16px;overflow-x:hidden}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* 顶栏 */
.hd{position:sticky;top:0;z-index:50;background:#fff;border-bottom:2px solid var(--ink)}
.hd-in{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand img{border:2px solid var(--ink);border-radius:10px}
.brand-t{display:flex;flex-direction:column;line-height:1.25}
.brand-t strong{font-size:18px;font-weight:900}
.brand-t small{font-size:11px;color:var(--muted)}
.nav{display:flex;gap:24px;margin-left:auto}
.nav a{font-size:14.5px;font-weight:600;color:#43454c;padding:4px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a.on{color:var(--pink);border-color:var(--pink)}
.hd-r{display:flex;align-items:center;gap:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;font-weight:800;letter-spacing:1px;border:2px solid var(--ink);transition:transform .16s ease,box-shadow .16s ease,background .16s ease}
.btn-pri{background:var(--pink);color:#fff;padding:10px 22px;font-size:14px}
.btn-pri:hover{background:var(--pink-d)}
.btn-line{background:#fff;color:var(--ink);padding:10px 22px;font-size:14px}
.btn-line:hover{border-color:var(--cyan);color:var(--cyan-d)}
.btn-lg{padding:15px 34px;font-size:16px}
.burger{display:none;width:42px;height:38px;border:2px solid var(--ink);background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:var(--ink)}

/* 区块通用 */
.sec{padding:96px 0}
.sec-alt{background:var(--alt)}
.sec-h{max-width:680px;margin-bottom:48px}
.kick{display:flex;align-items:center;gap:12px;font-size:11px;font-weight:800;letter-spacing:2px;color:var(--muted);margin-bottom:16px}
.kick i{display:grid;place-items:center;min-width:34px;height:24px;padding:0 8px;background:var(--pink);color:#fff;font-style:normal;font-family:var(--num);font-size:12px}
.kick-w{color:rgba(255,255,255,.8)}
.kick-w i{background:var(--cyan);color:#fff}
.sec-h h2{font-size:38px;font-weight:900;line-height:1.3;letter-spacing:1px}
.sec-sub{margin-top:14px;font-size:15.5px;color:var(--muted)}

/* 英雄区 */
.hero{position:relative;background:#fff;padding:84px 0 96px;overflow:hidden;border-bottom:2px solid var(--ink)}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-l h1{font-size:60px;font-weight:900;letter-spacing:2px;line-height:1.15;margin:6px 0 20px}
.lead{font-size:15.5px;color:#42444c;max-width:520px}
.hero-acts{display:flex;gap:14px;margin:30px 0 22px;flex-wrap:wrap}
.hero-points{display:flex;gap:22px;flex-wrap:wrap}
.hero-points li{position:relative;padding-left:16px;font-size:13.5px;font-weight:700;color:#35373e}
.hero-points li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;background:var(--pink)}
.hero-points li:nth-child(2)::before{background:var(--cyan)}
.hero-points li:nth-child(3)::before{background:var(--ink)}

/* 英雄区右：环绕浮签（范式④，区别于前站） */
.hero-r{display:flex;justify-content:center}
.orb{position:relative;width:min(100%,420px);height:600px}
.orb-wm{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:0;font-size:150px;font-weight:900;letter-spacing:10px;color:transparent;-webkit-text-stroke:2px rgba(21,22,26,.07);white-space:nowrap;user-select:none;pointer-events:none}
.orb-shot{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;width:236px;background:#fff;border:2px solid var(--ink);padding:10px 10px 14px;box-shadow:10px 12px 0 var(--cyan)}
.orb-shot img{display:block;width:100%;height:auto}
.orb-tag{position:absolute;z-index:3;background:#fff;border:2px solid var(--ink);padding:12px 16px}
.orb-tag b{display:block;font-size:17px;font-weight:900;color:var(--pink)}
.orb-tag span{font-size:11.5px;color:var(--muted)}
.orb-tag-tl{top:64px;left:0;box-shadow:5px 5px 0 var(--pink)}
.orb-tag-tr{top:150px;right:0;box-shadow:5px 5px 0 var(--ink)}
.orb-tag-bl{bottom:96px;left:6px;box-shadow:-5px 5px 0 var(--cyan)}
.orb-stamp{position:absolute;right:26px;bottom:36px;z-index:3;width:74px;height:74px;border-radius:50%;background:#fff;border:2px solid var(--ink);display:grid;place-items:center}
.orb-stamp img{width:52px;height:52px;border-radius:50%}
.orb-stamp i{position:absolute;bottom:-6px;left:-8px;background:var(--pink);color:#fff;font-size:10px;font-weight:800;font-style:normal;letter-spacing:1px;padding:2px 7px;border:2px solid var(--ink)}
.orb-badge{position:absolute;top:18px;right:30px;z-index:3;background:var(--ink);color:#fff;font-size:12px;font-weight:800;letter-spacing:2px;padding:8px 14px}
.orb-line{position:absolute;z-index:1;height:2px;background:var(--pink)}
.orb-line1{top:110px;left:34px;width:150px;transform:rotate(-14deg);opacity:.45}
.orb-line2{bottom:130px;right:20px;width:130px;background:var(--cyan);transform:rotate(10deg);opacity:.45}

/* 01 四季书单：横排色条卡 */
.season{background:var(--ink);padding:88px 0;border-bottom:10px solid var(--pink)}
.season .sec-h h2{color:#fff}
.season .sec-sub{color:#9aa0a9}
.sn-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.sn{background:#fff;border:2px solid var(--ink);padding:28px 24px;box-shadow:8px 8px 0 var(--cyan)}
.sn small{display:block;font-family:var(--num);font-size:10.5px;font-weight:700;letter-spacing:3px;color:var(--cyan-d);margin-bottom:10px}
.sn b{display:block;font-size:20px;font-weight:900;margin-bottom:10px}
.sn p{font-size:13.5px;color:var(--muted)}
.sn-p{box-shadow:8px 8px 0 var(--pink)}
.sn-p small{color:var(--pink-d)}

/* 02 能力清单：行式大编号列表 */
.ln-list{border-top:3px solid var(--ink)}
.ln{display:grid;grid-template-columns:92px 1fr auto;gap:24px;align-items:center;padding:26px 8px;border-bottom:2px solid var(--ink)}
.ln-no{font-family:var(--num);font-size:34px;font-weight:700;color:var(--pink);line-height:1}
.ln:nth-child(even) .ln-no{color:var(--cyan)}
.ln-body h3{font-size:20px;font-weight:900;margin-bottom:6px}
.ln-body p{font-size:14px;color:var(--muted);max-width:640px}
.ln-side{font-family:var(--num);font-size:11px;font-weight:700;letter-spacing:2px;color:#fff;background:var(--ink);padding:5px 10px}
.ln:nth-child(even) .ln-side{background:var(--cyan)}
.ln:hover{background:var(--pink-l)}

/* 03 界面拼贴：不等宽 mosaic */
#shots{border-bottom:12px solid var(--cyan)}
.mos{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:270px;gap:16px;padding:20px;background:#fff;border:2px solid var(--ink);box-shadow:-13px 13px 0 var(--pink)}
.mo{position:relative;margin:0;overflow:hidden;border:1px solid var(--line);background:#fff;display:flex;flex-direction:column}
.mo-a{grid-column:span 2;grid-row:span 2}
.mo-b{grid-column:span 2}
.mo-c{grid-column:span 2}
.mo-d{grid-column:span 4}
.mo-e{grid-column:span 4}
.mo-f{grid-column:span 2}
.mo img{width:auto;max-width:320px;height:auto;margin:0 auto;object-fit:contain;flex:none;}
.mo-no{position:absolute;top:12px;left:12px;z-index:2;background:var(--pink);color:#fff;font-family:var(--num);font-size:10.5px;font-weight:700;letter-spacing:2px;padding:4px 10px;border:2px solid var(--ink)}
.mo:nth-child(even) .mo-no{background:var(--cyan)}
.mo figcaption{padding:10px 12px;font-size:12.5px;font-weight:700;border-top:1px solid var(--line);background:#fff}

/* 04 FAQ：页签切换 */
.tab-box{max-width:860px;margin:0 auto}
.tab-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:0}
.tab{border:2px solid var(--ink);background:#fff;padding:10px 18px;font-family:var(--sans);font-size:13.5px;font-weight:700;cursor:pointer;transition:background .15s ease,color .15s ease}
.tab:hover{background:var(--pink-l)}
.tab.on{background:var(--ink);color:#fff}
.tab-cards{position:relative;border:2px solid var(--ink);background:#fff;padding:36px 40px;box-shadow:12px 12px 0 var(--pink),-12px 12px 0 #cfeef0}
.tab-card{display:none}
.tab-card.on{display:block}
.tab-card h3{font-size:22px;font-weight:900;margin-bottom:12px}
.tab-card h3::before{content:"#";color:var(--pink);margin-right:6px}
.tab-card p{font-size:14.5px;color:#42444c}

/* 05 同好弹幕：横排条卡 */
.dm-wall{display:flex;flex-direction:column;gap:14px}
.dm{display:flex;gap:16px;align-items:flex-start;background:#fff;border:2px solid var(--ink);padding:18px 20px}
.dm:nth-child(odd){margin-right:60px;box-shadow:6px 6px 0 var(--pink-l),6px 6px 0 2px var(--pink)}
.dm:nth-child(even){margin-left:60px;box-shadow:-6px 6px 0 #d9f2f2,-6px 6px 0 2px var(--cyan)}
.dm-ava{flex:none;display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:var(--pink);color:#fff;font-size:13px;font-weight:800}
.dm:nth-child(even) .dm-ava{background:var(--cyan)}
.dm-body{flex:1}
.dm-body p{font-size:14px;color:#35373e}
.dm-body footer{margin-top:8px;text-align:right}
.dm-body time{font-family:var(--num);font-size:12px;color:var(--muted)}

/* 06 下载舞台 */
.get{padding:96px 0;background:#fff}
.get-stage{display:flex;align-items:center;justify-content:center;gap:24px}
.get-wing{flex:none;width:120px;height:2px;background:var(--ink);position:relative}
.get-wing::before{content:"";position:absolute;left:0;top:-5px;width:12px;height:12px;border-radius:50%;background:var(--pink);border:2px solid var(--ink)}
.get-wing::after{content:"";position:absolute;right:0;top:-5px;width:12px;height:12px;border-radius:50%;background:var(--cyan);border:2px solid var(--ink)}
.get-wing-r::before{background:var(--cyan)}
.get-wing-r::after{background:var(--pink)}
.get-mid{text-align:center;max-width:520px}
.get-mid .kick{justify-content:center}
.get-mid h2{font-size:40px;font-weight:900;letter-spacing:2px;margin:8px 0 12px}
.get-mid p{font-size:15px;color:var(--muted);margin-bottom:30px}
.btn-get{background:var(--pink);color:#fff;padding:17px 46px;font-size:17px;box-shadow:6px 6px 0 var(--ink)}
.btn-get:hover{transform:translate(3px,3px);box-shadow:3px 3px 0 var(--ink);background:var(--pink-d)}
.get-note{display:block;margin-top:16px;font-size:12.5px;color:var(--muted);letter-spacing:1px}

/* 页脚 */
.ft{background:var(--ink);color:#fff;border-top:10px solid var(--pink)}
.ft-in{display:grid;grid-template-columns:1.4fr 1fr .6fr;gap:44px;padding:56px 24px 40px}
.ft-brand p{margin-top:16px;font-size:13.5px;color:#979aa2;max-width:340px}
.ft .brand-t small{color:#979aa2}
.ft-nav{display:flex;flex-direction:column;gap:10px}
.ft-nav a,.ft-links a{font-size:13.5px;color:#c5c8ce}
.ft-nav a:hover,.ft-links a:hover{color:var(--pink)}
.ft-links{display:flex;flex-direction:column;gap:10px}
.ft-icp{padding:0 24px 10px;font-size:12.5px;color:#797c84}
.ft-icp a{color:#797c84}
.ft-icp a:hover{color:#fff}
.ft-c{padding:0 24px 30px;font-size:12.5px;color:#797c84}

/* 返回顶部 */
.backtop{position:fixed;right:26px;bottom:26px;z-index:60;width:46px;height:46px;background:var(--pink);color:#fff;border:2px solid var(--ink);font-size:20px;font-weight:900;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .2s ease,transform .2s ease,visibility .2s}
.backtop.on{opacity:1;visibility:visible;transform:none}

/* 入场动画 */
.rv{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* 响应式 */
@media (max-width:1024px){
  .hero-l h1{font-size:50px}
  .orb{width:min(100%,380px)}
  .sn-row{grid-template-columns:repeat(2,1fr)}
  .mos{grid-template-columns:repeat(2,1fr);grid-auto-rows:230px}
  .mo-a{grid-column:span 2;grid-row:span 1}
  .mo-b,.mo-c,.mo-d,.mo-e{grid-column:span 1}
  .mo-f{grid-column:span 2}
}
@media (max-width:760px){
  .sec{padding:64px 0}
  .sec-h h2{font-size:28px}
  .hd-in{height:64px;gap:14px}
  .nav{position:fixed;top:64px;right:0;z-index:49;display:none;flex-direction:column;gap:0;background:#fff;border:2px solid var(--ink);border-right:none;padding:8px 0}
  .nav.open{display:flex}
  .nav a{padding:12px 28px;border-bottom:1px solid var(--line)}
  .burger{display:flex}
  .hd-cta{padding:8px 16px;font-size:13px}
  .hero{padding:44px 0 76px}
  .hero-in{grid-template-columns:1fr;gap:60px}
  .hero-l h1{font-size:38px}
  .orb{width:min(100%,320px);height:520px;transform:scale(.94);transform-origin:top center}
  .orb-shot{width:200px}
  .orb-shot img{height:auto}
  .orb-wm{font-size:96px}
  .orb-tag-tl{top:36px;left:-6px}
  .orb-tag-tr{top:96px;right:-6px}
  .orb-tag-bl{bottom:56px;left:-2px}
  .orb-stamp{right:14px;bottom:20px;width:60px;height:60px}
  .orb-stamp img{width:40px;height:40px}
  .orb-badge{top:-6px;right:14px}
  .season{padding:64px 0}
  .sn-row{grid-template-columns:1fr}
  .sn{box-shadow:none}
  .ln{grid-template-columns:56px 1fr;gap:14px;padding:20px 4px}
  .ln-no{font-size:24px}
  .ln-side{display:none}
  .mos{grid-template-columns:1fr;grid-auto-rows:320px;box-shadow:none;padding:14px;gap:12px}
  .mo-a,.mo-b,.mo-c,.mo-d,.mo-e,.mo-f{grid-column:span 1}
  .mo img{height:250px}
  .tab-cards{padding:26px 20px;box-shadow:none}
  .tab{padding:8px 12px;font-size:12.5px}
  .dm:nth-child(odd){margin-right:0}
  .dm:nth-child(even){margin-left:0}
  .dm{box-shadow:none !important}
  .get-stage{flex-direction:column;gap:18px}
  .get-wing{width:80px}
  .get-mid h2{font-size:28px}
  .ft-in{grid-template-columns:1fr;gap:28px;padding:44px 24px 28px}
}