/* ══════════════════════════════════════════════════════════════
   VESTRADIY · design system
   一个"房间"，不是一个"平台"：深色、安静、让游戏的颜色做主角。
   ══════════════════════════════════════════════════════════════ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  /* 色 */
  --bg:#07080B;
  --bg-2:#0A0C11;
  --surface:#0C0E14;
  --surface-2:#11141B;
  --line:rgba(255,255,255,.075);
  --line-2:rgba(255,255,255,.14);
  --ink:#EFEAE2;
  --ink-2:#B9BCC4;
  --dim:#878C98;
  --faint:#5A5F6B;
  --amber:#E9B45F;
  --amber-dim:#8A6A38;
  --mint:#6FDEC0;
  --rose:#E2708F;

  /* 字 */
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Songti SC","Noto Serif SC",serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;

  /* 度量 */
  --w:1240px;
  --gut:40px;
  --r:16px;
  --ease:cubic-bezier(.2,.8,.2,1);
}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto} *{animation:none!important;transition:none!important} }

body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:15px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body::before{ /* 顶部极淡的光，别让整页是死黑 */
  content:"";position:fixed;inset:0 0 auto 0;height:70vh;pointer-events:none;z-index:0;
  background:radial-gradient(120% 100% at 50% 0%,rgba(233,180,95,.055),transparent 62%);
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:rgba(233,180,95,.28);color:#fff}

.wrap{width:100%;max-width:var(--w);margin:0 auto;padding:0 var(--gut);position:relative;z-index:1}
@media(max-width:760px){ :root{--gut:20px} }

/* ─────────── 文字 ─────────── */
.kicker{font-size:10.5px;letter-spacing:.30em;text-transform:uppercase;color:var(--faint)}
h1,h2,h3{font-weight:400;letter-spacing:-.01em;line-height:1.22}
.display{font-family:var(--serif);font-weight:400;letter-spacing:-.02em}
.lede{font-size:16px;line-height:1.85;color:var(--ink-2)}
.small{font-size:12.5px;line-height:1.75;color:var(--dim)}
.tiny{font-size:11px;color:var(--faint)}
.num{font-variant-numeric:tabular-nums}

/* ─────────── 按钮 ─────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:46px;padding:0 24px;border-radius:999px;
  font-size:13px;letter-spacing:.06em;white-space:nowrap;
  background:var(--ink);color:#08090C;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s;
  box-shadow:0 10px 34px -12px rgba(239,234,226,.4);
}
.btn:hover{transform:translateY(-1px);box-shadow:0 16px 40px -14px rgba(239,234,226,.5)}
.btn:active{transform:translateY(0)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line-2);box-shadow:none}
.btn.ghost:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.03)}
.btn.amber{background:linear-gradient(180deg,#F2C677,#D79E45);color:#1A1206;box-shadow:0 12px 36px -14px rgba(233,180,95,.6)}
.btn.sm{height:36px;padding:0 16px;font-size:11.5px}
.btn.block{width:100%}
.btn[disabled]{opacity:.45;pointer-events:none}

/* ─────────── 顶栏 ─────────── */
.hdr{
  position:sticky;top:0;z-index:60;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(7,8,11,.72);
  border-bottom:1px solid transparent;
  transition:border-color .3s,background .3s;
}
.hdr.stuck{border-bottom-color:var(--line);background:rgba(7,8,11,.88)}
.hdr-in{height:66px;display:flex;align-items:center;gap:34px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:22px;height:22px;position:relative}
.logo-mark i{position:absolute;inset:0;border:1px solid var(--amber);border-radius:5px;transform:rotate(45deg)}
.logo-mark i:nth-child(2){inset:4px;border-color:rgba(233,180,95,.4);border-radius:3px}
.logo-txt{font-size:14.5px;letter-spacing:.26em;font-weight:500}
.nav{display:flex;gap:26px;margin-left:8px}
.nav a{font-size:12.5px;color:var(--dim);letter-spacing:.05em;transition:color .18s;padding:6px 0}
.nav a:hover,.nav a.on{color:var(--ink)}
.hdr-r{margin-left:auto;display:flex;align-items:center;gap:12px}
.badge{
  font-size:10px;letter-spacing:.12em;padding:4px 9px;border-radius:999px;
  border:1px solid rgba(233,180,95,.35);color:var(--amber);background:rgba(233,180,95,.07)
}
@media(max-width:820px){
  /* 只有三个导航项，不藏起来 —— 藏了手机用户就没有入口进游戏库 */
  .hdr-in{height:60px;gap:14px}
  .nav{display:flex;gap:13px;margin-left:2px}
  .nav a{font-size:11.5px;letter-spacing:0}
  .badge{display:none}
  .logo-txt{font-size:12.5px;letter-spacing:.2em}
  .hdr-r .btn{height:32px;padding:0 12px;font-size:11px}
}
@media(max-width:380px){ .logo-txt{display:none} }

/* ─────────── 英雄区 ─────────── */
.hero{padding:74px 0 40px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(36px,5.1vw,60px);line-height:1.14;letter-spacing:-.03em;margin:18px 0 0}
.hero h1 em{font-style:normal;font-family:var(--serif);letter-spacing:-.01em;color:var(--amber)}
.hero .lede{margin-top:22px;max-width:50ch}
.hero-cta{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.hero-meta{display:flex;gap:26px;margin-top:38px;padding-top:22px;border-top:1px solid var(--line)}
.hero-meta div{display:flex;flex-direction:column;gap:3px}
.hero-meta b{font-size:16px;font-weight:500;font-family:var(--mono);letter-spacing:-.01em}
.hero-meta span{font-size:10.5px;letter-spacing:.16em;color:var(--faint);text-transform:uppercase}

.hero-art{position:relative}
.hero-shot{
  display:block;position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line-2);
  box-shadow:0 40px 90px -40px rgba(0,0,0,.95),0 0 0 1px rgba(255,255,255,.03) inset;
  aspect-ratio:16/10;background:#0B0D12;
}
.hero-shot img{width:100%;height:100%;object-fit:cover;opacity:.92}
.hero-shot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 46%,rgba(5,6,9,.86));
}
.hero-play{
  position:absolute;left:22px;right:22px;bottom:20px;z-index:2;
  display:flex;align-items:center;gap:14px;
}
.hero-play > span:last-child{min-width:0;display:block}
.hero-play .t{display:block}
.hero-play .s{display:block}
.hero-play .ring{
  width:52px;height:52px;border-radius:50%;flex-shrink:0;
  background:rgba(239,234,226,.94);color:#07080B;
  display:flex;align-items:center;justify-content:center;
  transition:transform .25s var(--ease),box-shadow .25s;
  box-shadow:0 12px 30px -8px rgba(0,0,0,.8);
}
.hero-shot:hover .ring{transform:scale(1.06);box-shadow:0 16px 40px -10px rgba(233,180,95,.5)}
.hero-play .t{font-size:15px;font-weight:500;letter-spacing:.01em}
.hero-play .s{font-size:11px;color:var(--dim);letter-spacing:.08em;margin-top:2px}
.hero-flag{
  display:inline-block;white-space:nowrap;position:absolute;top:16px;left:16px;z-index:2;
  font-size:10px;letter-spacing:.18em;padding:6px 11px;border-radius:999px;
  background:rgba(7,8,11,.72);border:1px solid var(--line-2);backdrop-filter:blur(8px);color:var(--ink-2)
}
@media(max-width:940px){
  .hero{padding:44px 0 26px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero .lede{max-width:none}
  .hero-meta{gap:20px}
}

/* ─────────── 区块标题 ─────────── */
.sec{padding:76px 0}
.sec-h{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.sec-h .l{display:flex;align-items:baseline;gap:16px}
.sec-no{font-family:var(--mono);font-size:11px;color:var(--faint);letter-spacing:.1em}
.sec-t{font-size:clamp(21px,2.4vw,27px);letter-spacing:-.02em}
.sec-d{font-size:12.5px;color:var(--dim);max-width:34ch;text-align:right}
@media(max-width:760px){ .sec{padding:52px 0} .sec-h{flex-direction:column;align-items:flex-start;gap:10px} .sec-d{text-align:left} }

/* ─────────── 特色三卡 ─────────── */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){ .feat{grid-template-columns:1fr} }

.card{
  position:relative;display:block;border-radius:var(--r);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  transition:transform .3s var(--ease),border-color .3s,box-shadow .3s;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 30px 60px -30px rgba(0,0,0,.9)}
.card-img{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0A0C11}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease),filter .4s;filter:saturate(.95) brightness(.94)}
.card:hover .card-img img{transform:scale(1.045);filter:saturate(1.05) brightness(1)}
.card-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(8,9,13,.92))}
.card-body{padding:16px 18px 18px;position:relative}
.card-top{display:flex;align-items:baseline;gap:10px}
.card-t{font-size:17px;letter-spacing:.01em}
.card-en{font-size:9.5px;letter-spacing:.2em;color:var(--faint);text-transform:uppercase}
.card-d{margin-top:7px;font-size:12.5px;line-height:1.75;color:#9AA0AB;min-height:2.9em}
.card-foot{display:flex;align-items:center;gap:8px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.pill{
  font-size:10px;letter-spacing:.1em;color:var(--dim);
  border:1px solid var(--line);border-radius:999px;padding:3px 9px;
}
.pill.free{color:var(--mint);border-color:rgba(111,222,192,.28);background:rgba(111,222,192,.06)}
.pill.pro{color:var(--amber);border-color:rgba(233,180,95,.3);background:rgba(233,180,95,.07)}
.card-play{
  margin-left:auto;font-size:10.5px;letter-spacing:.16em;color:var(--faint);
  display:flex;align-items:center;gap:6px;transition:color .2s
}
.card:hover .card-play{color:var(--amber)}

/* ─────────── 筛选 ─────────── */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:74px}
.filters{position:sticky;top:66px;z-index:20;padding:14px 0;background:linear-gradient(180deg,var(--bg) 60%,rgba(7,8,11,.85));backdrop-filter:blur(6px)}
.chip{
  font-size:12px;letter-spacing:.04em;color:var(--dim);
  padding:7px 15px;border-radius:999px;border:1px solid var(--line);
  transition:all .18s;
}
.chip:hover{color:var(--ink);border-color:var(--line-2)}
.chip.on{color:#08090C;background:var(--ink);border-color:var(--ink);font-weight:500}

/* ─────────── 游戏网格 ─────────── */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:980px){ .grid{grid-template-columns:repeat(2,1fr)} }
@media(max-width:640px){ .grid{grid-template-columns:1fr} }
.grid .card-img{aspect-ratio:16/10}
.empty{grid-column:1/-1;padding:60px 0;text-align:center;color:var(--faint);font-size:13px}

/* ─────────── 会员区 ─────────── */
.member{
  position:relative;margin:30px 0 0;border-radius:24px;overflow:hidden;
  border:1px solid rgba(233,180,95,.22);
  background:
    radial-gradient(120% 140% at 12% 0%,rgba(233,180,95,.10),transparent 55%),
    radial-gradient(100% 120% at 100% 100%,rgba(226,112,143,.07),transparent 60%),
    var(--surface);
}
.member-in{padding:52px 48px 48px;display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center}
.member h2{font-size:clamp(24px,2.9vw,32px);line-height:1.3}
.member .lede{margin-top:16px;max-width:38ch}
.member-list{margin-top:24px;display:flex;flex-direction:column;gap:11px}
.member-list li{list-style:none;display:flex;gap:11px;font-size:13px;color:var(--ink-2)}
.member-list li i{color:var(--amber);font-style:normal;flex-shrink:0;margin-top:1px}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.plan{
  border:1px solid var(--line);border-radius:14px;padding:20px 18px;background:rgba(7,8,11,.5);
  display:flex;flex-direction:column;gap:6px;transition:border-color .2s,transform .2s;
}
.plan:hover{border-color:var(--line-2);transform:translateY(-2px)}
.plan.best{border-color:rgba(233,180,95,.45);background:rgba(233,180,95,.05)}
.plan .n{font-size:10.5px;letter-spacing:.16em;color:var(--faint);text-transform:uppercase}
.plan .p{font-size:25px;font-family:var(--serif);letter-spacing:-.01em}
.plan .p small{font-size:11px;font-family:var(--sans);color:var(--faint);letter-spacing:0}
.plan .d{font-size:11px;color:var(--faint);line-height:1.6;margin-bottom:8px;min-height:2.6em}
.plan .btn{height:38px;font-size:11.5px;padding:0 14px}
@media(max-width:900px){
  .member-in{grid-template-columns:1fr;gap:34px;padding:36px 24px}
  .plans{grid-template-columns:1fr}
}

/* ─────────── 宣言 ─────────── */
.manifesto{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.manifesto > div{background:var(--bg);padding:34px 30px}
.manifesto h3{font-size:14px;margin-bottom:8px;letter-spacing:.01em}
.manifesto p{font-size:12.5px;color:var(--dim);line-height:1.8}
.manifesto .n{font-family:var(--mono);font-size:10px;color:var(--amber-dim);letter-spacing:.1em;margin-bottom:14px}
@media(max-width:820px){ .manifesto{grid-template-columns:1fr} }

/* ─────────── 页脚 ─────────── */
footer{padding:56px 0 40px;border-top:1px solid var(--line);margin-top:80px}
.foot{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.foot h4{font-size:10.5px;letter-spacing:.18em;color:var(--faint);text-transform:uppercase;margin-bottom:14px;font-weight:400}
.foot a{display:block;font-size:12.5px;color:var(--dim);padding:4px 0;transition:color .18s}
.foot a:hover{color:var(--ink)}
.foot-brand p{font-size:12px;color:var(--faint);max-width:30ch;line-height:1.9;margin-top:14px}
.foot-bot{display:flex;justify-content:space-between;gap:20px;margin-top:46px;padding-top:22px;border-top:1px solid var(--line);font-size:11px;color:var(--faint)}
@media(max-width:820px){ .foot{grid-template-columns:1fr 1fr;gap:26px} .foot-bot{flex-direction:column} }

/* ─────────── 播放页 ─────────── */
body.play-body{overflow:hidden;height:100dvh}
.play-wrap{position:fixed;inset:0;display:flex;flex-direction:column;background:#05060A}
.play-bar{
  height:56px;flex-shrink:0;display:flex;align-items:center;gap:16px;padding:0 18px;
  border-bottom:1px solid rgba(255,255,255,.06);background:rgba(8,9,13,.9);
}
.play-bar .back{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--dim);transition:color .2s}
.play-bar .back:hover{color:var(--ink)}
.play-title{display:flex;align-items:baseline;gap:9px;min-width:0}
.play-title b{font-size:13.5px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.play-title span{font-size:9.5px;letter-spacing:.18em;color:var(--faint);white-space:nowrap}
.play-bar .right{margin-left:auto;display:flex;align-items:center;gap:10px}
.frame-hold{flex:1;position:relative;background:#05060A}
.frame-hold iframe{width:100%;height:100%;border:0;display:block}
.play-hint{
  position:absolute;left:50%;bottom:18px;transform:translateX(-50%);
  font-size:11px;letter-spacing:.1em;color:var(--dim);background:rgba(8,9,13,.8);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
  opacity:0;transition:opacity .4s;pointer-events:none;white-space:nowrap;
}
.play-hint.show{opacity:1}
.kbd{font-family:var(--mono);font-size:10.5px;border:1px solid var(--line-2);border-radius:4px;padding:1px 5px;color:var(--ink-2)}

/* ─────────── 价格页 ─────────── */
.page-head{padding:72px 0 0}
.page-head h1{font-size:clamp(30px,4.4vw,46px);letter-spacing:-.03em}
.page-head .lede{margin-top:18px;max-width:52ch}
/* 两档定价，不做三档：终身制会让人拿"一次付清"当锚点，月付就被衬得贵，
   而这站真正想卖的是"年付"。两张卡放中间、给足宽度，比三张小卡更容易读。 */
.pricing{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:44px;align-items:stretch;max-width:860px}
@media(max-width:900px){ .pricing{grid-template-columns:1fr} }
.pcard{
  border:1px solid var(--line);border-radius:20px;padding:30px 28px 26px;background:var(--surface);
  position:relative;transition:border-color .2s,transform .2s;
}
.pcard:hover{border-color:var(--line-2)}
.pcard.best{border-color:rgba(233,180,95,.5);background:linear-gradient(180deg,rgba(233,180,95,.06),rgba(233,180,95,.015))}
.pcard .tag{position:absolute;top:-11px;left:28px;font-size:10px;letter-spacing:.16em;background:var(--amber);color:#1A1206;padding:4px 11px;border-radius:999px}
.pcard h3{font-size:15px;letter-spacing:.02em}
.pcard .price{font-family:var(--serif);font-size:44px;letter-spacing:-.02em;margin-top:14px;line-height:1}
.pcard .price small{font-size:12px;font-family:var(--sans);color:var(--faint);letter-spacing:0;margin-left:6px}
.pcard .price-old{font-size:12px;color:var(--faint);text-decoration:line-through;margin-left:8px}
/* 主推卡是暗金底，var(--faint) 的灰在上面几乎看不见 —— 划掉的原价看不见，
   就等于"省 59%"这句话没法验证。这里单独给主推卡一个浅色。 */
.pcard.best .price-old{color:rgba(243,227,200,.66)}
.pcard ul{margin:22px 0 26px;display:flex;flex-direction:column;gap:9px}
.pcard li{list-style:none;font-size:12.5px;color:var(--ink-2);display:flex;gap:9px;line-height:1.6}
.pcard li i{font-style:normal;color:var(--mint);flex-shrink:0}
.pcard li.off{color:var(--faint)}
.pcard li.off i{color:var(--faint)}
.faq{margin-top:64px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{cursor:pointer;font-size:14px;list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--faint)}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:12px;font-size:13px;color:var(--dim);line-height:1.85;max-width:70ch}

/* ─────────── 账号页 ─────────── */
.acct{max-width:520px;margin:0 auto;padding:80px 0}
.field{display:flex;flex-direction:column;gap:8px;margin-top:22px}
.field label{font-size:11px;letter-spacing:.14em;color:var(--faint);text-transform:uppercase}
.field input{
  height:48px;border-radius:12px;border:1px solid var(--line-2);background:rgba(255,255,255,.02);
  color:var(--ink);padding:0 16px;font:inherit;font-size:14px;letter-spacing:.06em;
  transition:border-color .2s,background .2s;
}
.field input:focus{outline:none;border-color:rgba(233,180,95,.55);background:rgba(233,180,95,.03)}
.field input::placeholder{color:var(--faint);letter-spacing:.1em}
.note{margin-top:16px;font-size:12px;color:var(--faint);line-height:1.8}
.msg{margin-top:16px;font-size:12.5px;padding:12px 14px;border-radius:10px;display:none}
.msg.err{display:block;color:#F3A0B4;background:rgba(226,112,143,.08);border:1px solid rgba(226,112,143,.25)}
.msg.ok{display:block;color:#8CE8CE;background:rgba(111,222,192,.07);border:1px solid rgba(111,222,192,.25)}
.member-card{
  border:1px solid rgba(233,180,95,.3);border-radius:18px;padding:26px 26px 22px;
  background:linear-gradient(160deg,rgba(233,180,95,.09),rgba(233,180,95,.02));
}
.member-card .row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.05);font-size:12.5px}
.member-card .row:last-child{border-bottom:0}
.member-card .row span{color:var(--faint)}
.member-card .row b{font-weight:500;font-family:var(--mono);font-size:12px}

/* ─────────── 动效 ─────────── */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){ .reveal{opacity:1;transform:none} }