/* ============================================================
   游咔 youkah.cn —— 「街机游戏厅」主题
   白 #ffffff · 浅粉雾 #fff2f6 · 墨紫黑 #241f2b · 游咔粉 #f2547e · 霓虹紫 #7c5cff
   街机机台英雄 / LED高分榜 / 游戏卡带墙 / 集点任务卡
   霓虹灯箱长廊 / 服务台小票 / 玩家高分榜 / 投币下载区
   阴影语言（全页唯一，禁止重复）：
   ① 街机柜体 14px 16px 0 rgba(24,19,30,.88)      硬偏移·墨
   ② 集点卡  0 22px 46px -20px rgba(0,0,0,.55)    软投·向下（夜场）
   ③ 灯箱框  0 0 42px rgba(242,84,126,.28)        霓虹发光·粉
   ④ 小票堆  0 18px 34px -18px rgba(36,27,48,.26) 软垫·向下
   ⑤ 下载框  0 0 88px rgba(242,84,126,.4)         霓虹发光·焦点
   内部卡片零阴影，靠描边/色带/凹槽分层
   ============================================================ */
:root{
  --ink:#241f2b;
  --ink2:#322a3d;
  --night:#1b1622;
  --night2:#17121d;
  --pk:#f2547e;
  --pk-d:#d63a68;
  --pk-l:#ff8fb0;
  --pl:#7c5cff;
  --pl-d:#6643e8;
  --mist:#fff2f6;
  --txt:#332b3f;
  --soft:#6f6580;
  --line:rgba(36,31,43,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;color:var(--txt);background:#fff;line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;background:none;border:0}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
[id]{scroll-margin-top:84px}
.mono{font-family:"Courier New",ui-monospace,monospace}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:999px;border:2px solid transparent;white-space:nowrap;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s}
.btn-pri{background:var(--pk);color:#fff;box-shadow:0 4px 0 var(--pk-d)}
.btn-pri:hover{background:var(--pk-l);box-shadow:0 6px 0 var(--pk-d);transform:translateY(-2px)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-lg{padding:14px 32px;font-size:16px}
.btn-xl{padding:17px 46px;font-size:18px}
.coin-dot{width:18px;height:18px;border-radius:50%;background:radial-gradient(circle at 34% 30%,#fff,var(--pk-l) 42%,var(--pk-d));border:2px solid #fff;flex:none}

/* ---------- 顶栏 ---------- */
.hd{position:sticky;top:0;z-index:80;background:#fff;border-bottom:3px solid var(--pk)}
.hd::after{content:"";display:block;height:2px;background:var(--pl)}
.hd-in{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand img{border-radius:12px;border:2px solid var(--ink)}
.brand-t{display:flex;flex-direction:column;line-height:1.25}
.brand-t strong{font-size:19px;color:var(--ink);letter-spacing:2px}
.brand-t small{font-size:11px;letter-spacing:1.6px;color:var(--soft)}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{font-size:15px;padding:8px 13px;border-radius:999px;color:var(--txt);transition:color .15s,background .15s}
.nav a:hover{color:var(--pk-d);background:var(--mist)}
.nav a.on{color:#fff;background:var(--ink);font-weight:700}
.hd-r{display:flex;align-items:center;gap:14px}
.hd-cta{padding:9px 22px;font-size:15px}
.burger{display:none;width:42px;height:42px;border:2px solid var(--ink);border-radius:12px;place-items:center;gap:4px;padding:9px 8px}
.burger span{display:block;width:20px;height:2.5px;background:var(--ink);border-radius:2px}

/* ---------- 英雄区 · 街机机台 ---------- */
.hero{background:radial-gradient(720px 440px at 92% 0%,rgba(124,92,255,.14),transparent 60%),radial-gradient(560px 420px at 0% 100%,rgba(242,84,126,.13),transparent 58%),var(--mist)}
.hero-in{display:grid;grid-template-columns:1.04fr .96fr;gap:60px;align-items:center;padding:88px 24px 100px}
.kick{font-size:13px;font-weight:700;letter-spacing:2.4px;color:var(--soft);display:flex;align-items:center;flex-wrap:wrap;gap:10px}
.kick-lab{background:var(--ink);color:var(--pk);letter-spacing:2px;padding:3px 13px;border-radius:6px;font-style:normal;font-family:"Courier New",ui-monospace,monospace;font-weight:700}
.hero h1{font-size:62px;line-height:1.12;letter-spacing:6px;margin:20px 0 8px;color:var(--ink)}
.hero-slogan{font-size:26px;font-weight:800;line-height:1.5;color:var(--ink)}
.hero-slogan i{font-style:normal;color:var(--pk-d);border-bottom:3px solid var(--pk);padding-bottom:2px}
.lead{margin-top:18px;font-size:15.5px;color:var(--soft);max-width:34em}
.hero-acts{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags li{font-size:13px;padding:5px 14px;border:1.5px dashed rgba(36,31,43,.32);border-radius:8px;color:var(--txt)}
.hero-note{display:flex;align-items:center;gap:9px;margin-top:24px;font-size:13px;color:var(--soft)}
.hero-note .dot{width:9px;height:9px;border-radius:50%;background:var(--pl);flex:none;box-shadow:0 0 0 4px rgba(124,92,255,.2)}

/* 机台 */
.hero-r{display:flex;justify-content:center}
.cab{width:100%;max-width:392px;background:linear-gradient(180deg,var(--ink2),var(--ink) 30%);border:2px solid var(--night2);border-radius:22px 22px 14px 14px;padding:16px 18px 0;box-shadow:14px 16px 0 rgba(24,19,30,.88)}
.cab-marquee{background:linear-gradient(90deg,var(--pk),var(--pl));border:2px solid var(--night2);border-radius:12px;padding:10px 14px 8px;display:flex;align-items:center;justify-content:space-between}
.mq-t{font-family:"Courier New",ui-monospace,monospace;font-weight:700;font-size:17px;letter-spacing:3px;color:#fff;text-shadow:0 0 10px rgba(255,255,255,.85)}
.mq-t i{font-style:normal;margin:0 4px}
.mq-l{display:flex;gap:7px}
.mq-l b{width:7px;height:7px;border-radius:50%;background:#fff;animation:blub 1.2s infinite}
.mq-l b:nth-child(2n){animation-delay:.3s}
.mq-l b:nth-child(3n){animation-delay:.6s}
@keyframes blub{0%,100%{opacity:1}50%{opacity:.25}}
.cab-screen{position:relative;margin:14px 4px 0;background:#0c0a10;border:2px solid var(--night2);border-radius:12px;padding:10px;overflow:hidden}
.cab-bezel{position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 26px rgba(0,0,0,.8);z-index:2;border-radius:10px}
.cab-screen img{width:100%;height:auto;max-width:322px;margin:0 auto;border-radius:6px}
.cab-scan{position:absolute;inset:10px;background:repeating-linear-gradient(180deg,transparent 0 3px,rgba(0,0,0,.14) 3px 4px);pointer-events:none;z-index:3;border-radius:6px}
.cab-panel{position:relative;margin-top:16px;background:var(--ink2);border:2px solid var(--night2);border-radius:12px;padding:18px 20px 16px;display:flex;align-items:center;justify-content:space-between}
.joy{position:relative;width:56px;height:64px;display:block}
.joy-base{position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:44px;height:12px;border-radius:50%;background:var(--night2)}
.joy-stick{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);width:6px;height:36px;border-radius:4px;background:#c7c2d1}
.joy-ball{position:absolute;top:2px;left:50%;transform:translateX(-50%);width:26px;height:26px;border-radius:50%;background:radial-gradient(circle at 32% 28%,#fff,var(--pk) 46%,var(--pk-d));z-index:2}
.cab-btns{display:flex;gap:12px;align-items:flex-start}
.cb{width:22px;height:22px;border-radius:50%;border:2px solid var(--night2)}
.cb-a{background:var(--pk);transform:translateY(8px)}
.cb-b{background:var(--pl)}
.cb-c{background:#fff;transform:translateY(14px)}
.coin-slot{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:3px}
.coin-slot i{width:16px;height:5px;border-radius:3px;background:var(--night2);border:1px solid rgba(255,255,255,.3)}
.coin-slot em{font-style:normal;font-family:"Courier New",ui-monospace,monospace;font-size:9px;letter-spacing:2px;color:rgba(255,255,255,.55)}
.cab-base{margin:14px auto 0;width:82%;height:18px;background:var(--night2);clip-path:polygon(6% 0,94% 0,100% 100%,0 100%)}

/* ---------- 高分榜数字条 · LED ---------- */
.score{background:var(--night);border-top:3px solid var(--pk);border-bottom:3px solid var(--pl)}
.score-in{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:34px 24px}
.sc-i{text-align:center;position:relative}
.sc-i+.sc-i::before{content:"";position:absolute;left:-10px;top:12%;bottom:12%;width:1px;background:repeating-linear-gradient(180deg,rgba(255,255,255,.22) 0 4px,transparent 4px 8px)}
.sc-i b{display:block;font-family:"Courier New",ui-monospace,monospace;font-size:40px;font-weight:700;color:var(--pk);text-shadow:0 0 18px rgba(242,84,126,.65);line-height:1.2}
.sc-i i{font-style:normal;font-size:13.5px;letter-spacing:2px;color:rgba(255,255,255,.62)}

/* ---------- 通用区块 ---------- */
.sec{padding:92px 0}
.sec-white{background:#fff}
.sec-mist{background:var(--mist)}
.sec-dark{background:radial-gradient(760px 420px at 82% 8%,rgba(124,92,255,.16),transparent 60%),var(--night);color:#fff}
.sec-dark2{background:radial-gradient(720px 400px at 12% 10%,rgba(242,84,126,.13),transparent 60%),var(--night2);color:#fff}
.sec-h{max-width:720px;margin-bottom:48px}
.sec-h .kick{color:var(--pl-d)}
.sec-dark .sec-h .kick,.sec-dark2 .sec-h .kick{color:var(--pk)}
.sec-h h2{font-size:34px;line-height:1.35;color:var(--ink);margin-top:12px}
.sec-dark .sec-h h2,.sec-dark2 .sec-h h2{color:#fff}
.sec-p{margin-top:10px;font-size:15.5px;color:var(--soft)}
.sec-dark .sec-p,.sec-dark2 .sec-p{color:rgba(255,255,255,.64)}

/* ---------- 招牌机台 · 游戏卡带 ---------- */
.carts{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.cart{position:relative;background:linear-gradient(180deg,var(--ink2),var(--ink));border:2px solid var(--night2);border-radius:14px;padding:22px 16px 18px;transition:transform .2s}
.cart:hover{transform:translateY(-6px)}
.ct-ridge{display:block;height:12px;border-radius:6px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.16) 0 3px,transparent 3px 12px);margin-bottom:14px}
.ct-label{background:#fff;border-radius:10px;padding:16px 18px 15px;border-top:6px solid var(--pk)}
.cart:nth-child(2n) .ct-label{border-top-color:var(--pl)}
.ct-no{display:inline-block;font-family:"Courier New",ui-monospace,monospace;font-size:12px;font-weight:700;letter-spacing:2px;color:var(--pk-d);background:var(--mist);border:1px dashed rgba(214,58,104,.45);border-radius:6px;padding:1px 9px;margin-bottom:10px}
.cart:nth-child(2n) .ct-no{color:var(--pl-d);background:rgba(124,92,255,.09);border-color:rgba(102,67,232,.45)}
.ct-label b{display:block;font-size:18px;color:var(--ink)}
.ct-label p{margin-top:6px;font-size:14px;line-height:1.75;color:var(--soft)}
.ct-notch{position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:56px;height:8px;border-radius:0 0 8px 8px;background:#fff;border:2px solid var(--night2);border-top:0}

/* ---------- 赚币攻略 · 集点任务卡 ---------- */
.passcard{background:var(--mist);color:var(--txt);border-radius:18px;padding:30px 34px 26px;box-shadow:0 22px 46px -20px rgba(0,0,0,.55);border:2px dashed rgba(36,31,43,.3)}
.pc-hd{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-bottom:16px;border-bottom:2px dashed rgba(36,31,43,.25)}
.pc-title{font-family:"Courier New",ui-monospace,monospace;font-weight:700;font-size:19px;letter-spacing:2px;color:var(--ink)}
.pc-title i{font-style:normal;font-family:inherit;font-size:13px;letter-spacing:4px;color:var(--pk-d);margin-left:12px}
.pc-serial{font-family:"Courier New",ui-monospace,monospace;font-size:13px;letter-spacing:2px;color:var(--soft)}
.pc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:26px}
.stamp{text-align:center;padding:18px 14px 6px}
.st-ring{width:88px;height:88px;margin:0 auto 12px;border-radius:50%;border:3px dashed rgba(36,31,43,.35);display:grid;place-items:center;transition:transform .2s}
.st-ring i{font-style:normal;font-size:15px;font-weight:800;letter-spacing:2px;color:rgba(36,31,43,.4)}
.stamp.done .st-ring{border:3px solid var(--pk);transform:rotate(-10deg);background:rgba(242,84,126,.07)}
.stamp.done .st-ring i{color:var(--pk-d)}
.stamp .st-sp{border:3px solid var(--pl);background:rgba(124,92,255,.08)}
.stamp .st-sp i{color:var(--pl-d)}
.stamp:hover .st-ring{transform:rotate(-4deg) scale(1.05)}
.stamp b{display:block;font-size:16.5px;color:var(--ink)}
.stamp p{margin-top:4px;font-size:13.5px;color:var(--soft)}
.pc-ft{margin-top:24px;padding-top:14px;border-top:2px dashed rgba(36,31,43,.25);text-align:center;font-size:13px;color:var(--soft)}

/* ---------- 应用画面 · 霓虹灯箱长廊 ---------- */
.lightwall{display:flex;gap:30px;overflow-x:auto;scroll-snap-type:x mandatory;padding:26px 6px 20px;scrollbar-color:var(--pk) rgba(36,31,43,.08)}
.lightwall::-webkit-scrollbar{height:8px}
.lightwall::-webkit-scrollbar-track{background:rgba(36,31,43,.08);border-radius:4px}
.lightwall::-webkit-scrollbar-thumb{background:var(--pk);border-radius:4px}
.lb{flex:0 0 auto;scroll-snap-align:center;text-align:center}
.lb-frame{display:block;background:var(--ink);border:2px solid var(--pk);border-radius:14px;padding:9px;box-shadow:0 0 42px rgba(242,84,126,.28)}
.lb-pl .lb-frame{border-color:var(--pl)}
.lb-frame img{border-radius:7px;width:auto;max-width:none}
.lb figcaption{margin-top:14px;font-size:14px;color:var(--txt)}
.lb figcaption i{font-style:normal;font-family:"Courier New",ui-monospace,monospace;font-weight:700;letter-spacing:2px;color:var(--pk-d);margin-right:8px}
.lb-pl figcaption i{color:var(--pl-d)}

/* ---------- 服务台 · 出票小票 ---------- */
.tickets{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:20px}
.tk{background:#fff;border:1.5px solid var(--line);border-radius:12px 12px 0 0;box-shadow:0 18px 34px -18px rgba(36,27,48,.26)}
.tk summary{display:flex;align-items:center;gap:14px;padding:18px 22px;cursor:pointer;list-style:none;font-size:17px;font-weight:700;color:var(--ink)}
.tk summary::-webkit-details-marker{display:none}
.tk-no{font-family:"Courier New",ui-monospace,monospace;font-size:13px;font-weight:700;letter-spacing:1px;color:#fff;background:var(--pk);border-radius:6px;padding:3px 9px;flex:none}
.tk:nth-child(2n) .tk-no{background:var(--pl)}
.tk-arrow{margin-left:auto;width:26px;height:26px;flex:none;border-radius:50%;border:2px solid var(--ink);position:relative;transition:transform .2s}
.tk-arrow::before{content:"";position:absolute;left:50%;top:50%;width:10px;height:2px;background:var(--ink);transform:translate(-50%,-50%)}
.tk-arrow::after{content:"";position:absolute;left:50%;top:50%;width:2px;height:10px;background:var(--ink);transform:translate(-50%,-50%);transition:opacity .2s}
.tk[open] .tk-arrow{transform:rotate(180deg);border-color:var(--pk);background:var(--pk)}
.tk[open] .tk-arrow::before{background:#fff}
.tk[open] .tk-arrow::after{opacity:0}
.tk-body{padding:0 22px 20px 58px}
.tk-body p{font-size:15px;color:var(--soft)}
.tk-tear{display:block;height:12px;margin:16px -22px -20px -58px;background-image:linear-gradient(45deg,transparent 33.333%,#fff 33.333%,#fff 66.667%,transparent 66.667%),linear-gradient(-45deg,transparent 33.333%,#fff 33.333%,#fff 66.667%,transparent 66.667%);background-size:14px 28px;background-position:0 -14px}
.tk[open] .tk-tear{margin-bottom:-20px}

/* ---------- 玩家榜 · 高分留言 ---------- */
.board{display:flex;flex-direction:column;gap:16px}
.rk{display:flex;gap:20px;align-items:stretch;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:18px 22px;transition:border-color .2s,transform .2s}
.rk:hover{border-color:rgba(242,84,126,.5);transform:translateX(4px)}
.rk-no{flex:none;width:92px;display:grid;place-items:center;font-family:"Courier New",ui-monospace,monospace;font-size:13.5px;font-weight:700;letter-spacing:1px;color:var(--pk);border:2px dashed rgba(242,84,126,.5);border-radius:10px;text-align:center}
.rk-top{color:#fff;background:var(--pk);border:2px solid var(--pk)}
.rk-main p{font-size:15px;color:rgba(255,255,255,.86)}
.rk-meta{display:flex;gap:14px;align-items:center;margin-top:8px;flex-wrap:wrap}
.rk-meta b{font-size:13.5px;color:var(--pk-l)}
.rk-meta time{font-family:"Courier New",ui-monospace,monospace;font-size:12.5px;color:rgba(255,255,255,.45);letter-spacing:1px}

/* ---------- 下载区 · 投币开始 ---------- */
.insert{background:radial-gradient(640px 320px at 50% 0%,rgba(242,84,126,.12),transparent 62%),var(--mist);padding:92px 0}
.insert-in{position:relative;max-width:760px;margin:0 auto;text-align:center;background:var(--night);border:2px solid var(--pk);border-radius:24px;padding:66px 40px 54px;box-shadow:0 0 88px rgba(242,84,126,.4)}
.ins-coin{width:66px;height:66px;margin:-104px auto 22px;display:grid;place-items:center;border-radius:50%;background:radial-gradient(circle at 34% 30%,var(--pk-l),var(--pk) 52%,var(--pk-d));border:3px dashed rgba(255,255,255,.75);animation:coinflip 3.2s ease-in-out infinite}
.ins-coin i{font-style:normal;font-size:26px;font-weight:800;color:#fff}
@keyframes coinflip{0%,100%{transform:rotateY(0)}50%{transform:rotateY(180deg)}}
.insert-in h2{font-size:34px;color:#fff}
.insert-in p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.66)}
.insert-in .btn-xl{margin-top:28px}
.insert-in small{display:block;margin-top:20px;font-size:12.5px;color:rgba(255,255,255,.5)}

/* ---------- 页脚 ---------- */
.ft{background:#120e18;color:rgba(255,255,255,.72);padding:42px 0 30px}
.ft-in{text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
.ft-brand{display:flex;align-items:center;gap:10px;font-size:15px;color:#fff}
.ft-brand img{border-radius:9px}
.ft-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;font-size:14px}
.ft-nav a{transition:color .15s}
.ft-nav a:hover{color:var(--pk-l)}
.complaint-link{display:inline-flex;align-items:center;gap:6px}
.complaint-link img{opacity:.75}
.ft-icp{font-size:13px;color:rgba(255,255,255,.45)}
.ft-copy{font-size:13px;color:rgba(255,255,255,.45)}

/* ---------- 返回顶部 / 入场 ---------- */
.backtop{position:fixed;right:22px;bottom:160px;z-index:70;width:46px;height:46px;border-radius:50%;background:var(--pk);color:#fff;font-size:20px;font-weight:800;opacity:0;pointer-events:none;transform:translateY(12px);transition:opacity .25s,transform .25s,background .15s;border:2px solid #fff}
.backtop.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.backtop:hover{background:var(--pk-d)}
.rv{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .hero-in{grid-template-columns:1fr;gap:46px;padding:64px 24px 76px}
  .hero h1{font-size:46px;letter-spacing:4px}
  .cab{max-width:352px}
  .carts{grid-template-columns:repeat(2,1fr)}
  .pc-grid{grid-template-columns:repeat(2,1fr)}
  .score-in{grid-template-columns:repeat(2,1fr);gap:26px 14px}
  .sc-i:nth-child(3)::before{display:none}
}
@media (max-width:720px){
  [id]{scroll-margin-top:72px}
  .hd-in{gap:14px}
  .nav{position:fixed;top:75px;right:14px;left:14px;flex-direction:column;background:#fff;border:2px solid var(--ink);border-radius:14px;padding:12px;display:none;z-index:90}
  .nav.open{display:flex}
  .nav a{padding:11px 16px}
  .burger{display:grid}
  .hd-cta{display:none}
  .sec{padding:64px 0}
  .sec-h h2{font-size:27px}
  .carts{grid-template-columns:1fr}
  .tk-body{padding-left:22px}
  .tk-tear{margin-left:-22px}
  .rk{flex-direction:column;gap:12px;padding:16px 18px}
  .rk-no{width:auto;padding:7px 0}
  .insert-in{padding:56px 24px 44px}
  .insert-in h2{font-size:27px}
  .backtop{bottom:150px;right:16px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none;transition:none}
  .mq-l b,.ins-coin{animation:none}
  *{transition-duration:.01ms !important}
}