/* PPSSPP 资源站 - main.css */
:root{
  --bg:#f7f9fa; --paper:#ffffff; --ink:#1d2a33; --muted:#5c6f7b;
  --line:#dfe7ec; --brand:#14719e; --brand-2:#0d5a80; --soft:#edf4f8;
  --gold:#c98a24; --ok:#2e8b57;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  font-family:"Segoe UI","Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.7;font-size:15.5px;
}
img{max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-2)}
.wrap{max-width:1160px;margin:0 auto;padding:0 22px}
/* ---------- header ---------- */
.site-head{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-head .bar{display:flex;align-items:center;gap:26px;height:60px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--ink);letter-spacing:.2px}
.logo img{width:30px;height:30px}
.logo b{color:var(--brand)}
.nav{display:flex;align-items:center;gap:20px;font-size:14.5px}
.nav a{color:var(--muted);padding:4px 2px}
.nav a:hover{color:var(--brand)}
.head-cta{margin-left:auto}
@media (max-width:860px){
  .site-head .bar{flex-wrap:wrap;height:auto;padding:10px 0;row-gap:2px}
  .nav{flex-basis:100%;width:100%;flex-wrap:wrap;gap:12px 18px;padding:6px 0 4px}
  .head-cta{margin-left:auto}
}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;
  font-family:inherit;font-size:15px;font-weight:600;border-radius:8px;padding:11px 22px;transition:all .18s}
.btn-pri{background:var(--brand);color:#fff}
.btn-pri:hover{background:var(--brand-2);color:#fff;transform:translateY(-1px)}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:#b37717;color:#fff;transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-2)}
.btn-sm{padding:8px 16px;font-size:13.5px;border-radius:7px}
/* ---------- hero ---------- */
.hero{padding:52px 0 44px;background:
  radial-gradient(1000px 420px at 85% -10%, rgba(20,113,158,.09), transparent 60%), var(--bg)}
.hero .split{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.kicker{display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:1.5px;color:var(--brand);
  background:var(--soft);border:1px solid #d5e5ee;border-radius:99px;padding:3px 12px;margin-bottom:14px}
h1{font-size:34px;line-height:1.32;letter-spacing:.3px}
.hero p.lead{color:var(--muted);margin:16px 0 22px;font-size:16px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.hero-shot{border-radius:14px;box-shadow:0 18px 44px rgba(16,42,60,.16);border:1px solid var(--line);overflow:hidden;background:#000}
.hero-shot img{display:block;width:100%}
.quickbar{display:flex;gap:0;border:1px solid var(--line);border-radius:12px;background:#fff;margin-top:34px;overflow:hidden}
.quickbar .qb{flex:1;padding:16px 10px;text-align:center;border-left:1px solid var(--line)}
.quickbar .qb:first-child{border-left:0}
.qb b{display:block;font-size:17px;color:var(--brand-2)}
.qb span{font-size:12.5px;color:var(--muted)}
@media (max-width:900px){
  .hero .split{grid-template-columns:1fr;gap:26px}
  h1{font-size:27px}
  .quickbar{flex-wrap:wrap}
  .quickbar .qb{flex:1 1 40%;border-top:1px solid var(--line)}
  .quickbar .qb:nth-child(-n+2){border-top:0}
  .quickbar .qb:nth-child(odd){border-left:0}
}
/* ---------- sections ---------- */
.sec{padding:46px 0 12px}
.sec-tight{padding:34px 0 8px}
.sec-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px;gap:14px;flex-wrap:wrap}
h2{font-size:24px;letter-spacing:.3px}
.sec-head .more{font-size:13.5px;color:var(--muted)}
.sec-head .more:hover{color:var(--brand)}
.sub{color:var(--muted);font-size:14px;margin-top:6px}
.num{display:inline-block;font-size:12px;font-weight:700;color:var(--brand);margin-right:8px;vertical-align:2px}
/* feature cards */
.fgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.fcard{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 20px 16px;transition:all .18s}
.fcard:hover{border-color:#b9d2e0;box-shadow:0 8px 22px rgba(16,42,60,.07)}
.fcard .ico{width:40px;height:40px;border-radius:9px;background:var(--soft);display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.fcard .ico img{width:22px;height:22px}
.fcard h3{font-size:16.5px;margin-bottom:6px}
.fcard p{font-size:13.8px;color:var(--muted)}
@media (max-width:900px){.fgrid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.fgrid{grid-template-columns:1fr}}
/* gallery */
.gallery{display:grid;grid-template-columns:1.45fr 1fr 1fr;grid-auto-rows:auto;gap:12px;align-items:start}
.shot{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.shot img{display:block;width:100%}
.shot figcaption{font-size:12.5px;color:var(--muted);padding:8px 12px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:8px}
.g-main{grid-row:span 2}
@media (max-width:900px){.gallery{grid-template-columns:1fr 1fr}.g-main{grid-row:auto;grid-column:span 2}}
@media (max-width:560px){.gallery{grid-template-columns:1fr}.g-main{grid-column:auto}}
/* platform strip */
.plat-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.plat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 8px;text-align:center;transition:all .18s}
.plat:hover{border-color:#b9d2e0;transform:translateY(-2px)}
.plat img{width:30px;height:30px;opacity:.85}
.plat span{display:block;font-size:13px;color:var(--muted);margin-top:8px}
@media (max-width:900px){.plat-strip{grid-template-columns:repeat(3,1fr)}}
@media (max-width:560px){.plat-strip{grid-template-columns:repeat(2,1fr)}}
/* changelog preview */
.chg{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px}
.chg ul{list-style:none}
.chg li{padding:7px 0 7px 26px;position:relative;font-size:14.3px;border-bottom:1px dashed #edf1f4}
.chg li:last-child{border-bottom:0}
.chg li::before{content:"";position:absolute;left:4px;top:16px;width:7px;height:7px;border-radius:2px;background:var(--brand);opacity:.55}
.chg li b{color:var(--brand-2)}
/* ---------- download cards ---------- */
.pan-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:18px}
.pan-head{display:flex;align-items:center;gap:12px;padding:16px 24px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,var(--soft),#fff)}
.pan-logo{width:38px;height:38px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:15px}
.pan-head h3{font-size:17px}
.pan-head .tag{font-size:12px;color:var(--muted);margin-left:auto}
.pan-body{display:flex;gap:24px;padding:22px 24px;align-items:flex-start}
.pan-info{flex:1;min-width:0}
.pan-info ul{list-style:none;margin-bottom:14px}
.pan-info li{padding:5px 0 5px 26px;position:relative;font-size:14.2px;color:#37474f}
.pan-info li::before{content:"✓";position:absolute;left:2px;top:5px;color:var(--ok);font-weight:700}
.qr-side{width:186px;flex-shrink:0;text-align:center}
.qr-halo{display:inline-block;border-radius:12px;padding:6px;background:#fff;animation:haloBreath 2.8s ease-in-out infinite;will-change:transform,box-shadow}
.qr-halo img{display:block;width:150px;height:150px;border-radius:8px}
@keyframes haloBreath{
  0%,100%{box-shadow:0 0 0 0 rgba(20,113,158,.32);transform:scale(1)}
  50%{box-shadow:0 0 0 7px rgba(20,113,158,0);transform:scale(1.025)}
}
.qr-side p{font-size:12.3px;color:var(--muted);margin-top:8px}
@media (max-width:720px){.pan-body{flex-direction:column}.qr-side{width:100%}}
/* info table */
table.tb{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:14px}
table.tb caption{caption-side:top;text-align:left;font-weight:700;padding:0 0 10px;font-size:16px}
.tb th{background:var(--soft);text-align:left;padding:10px 14px;font-size:13px;color:var(--brand-2);border-bottom:1px solid var(--line);white-space:nowrap}
.tb td{padding:10px 14px;border-bottom:1px solid #eef2f5;vertical-align:top}
.tb tr:last-child td{border-bottom:0}
.tb tr:hover td{background:#fafcfd}
@media (max-width:720px){.tb{font-size:13px}.tb th,.tb td{padding:8px 8px}}
/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:st}
.step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;position:relative}
.step::before{counter-increment:st;content:counter(st);position:absolute;top:-12px;left:18px;width:26px;height:26px;
  border-radius:8px;background:var(--brand);color:#fff;font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center}
.step h3{font-size:15.5px;margin:6px 0 6px}
.step p{font-size:13.6px;color:var(--muted)}
@media (max-width:720px){.steps{grid-template-columns:1fr}}
/* ---------- doc layout ---------- */
.doc{max-width:1160px;margin:0 auto;padding:38px 22px 30px}
.doc.single{display:block}
.doc-grid{display:grid;grid-template-columns:210px 1fr;gap:34px;align-items:start}
.toc{position:sticky;top:76px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 6px;font-size:13.5px}
.toc b{display:block;padding:0 12px 8px;font-size:13px;color:var(--muted);letter-spacing:1px}
.toc a{display:block;padding:6px 12px;border-radius:7px;color:var(--muted)}
.toc a:hover,.toc a.on{background:var(--soft);color:var(--brand-2)}
@media (max-width:860px){.doc-grid{grid-template-columns:1fr}.toc{position:static;display:none}}
.doc article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 34px;min-width:0}
.doc h2{font-size:21px;margin:34px 0 12px;padding-top:14px;border-top:1px solid #edf1f4}
.doc h2:first-of-type{margin-top:0;padding-top:0;border-top:0}
.doc h3{font-size:16.5px;margin:22px 0 8px}
.doc p{margin:10px 0;color:#33424c}
.doc ul,.doc ol{margin:10px 0 10px 22px;color:#33424c}
.doc li{margin:5px 0}
.doc code{background:#f0f4f6;border:1px solid var(--line);border-radius:5px;padding:1px 7px;font-size:13px;font-family:Consolas,Menlo,monospace;color:var(--brand-2)}
.note{background:var(--soft);border:1px solid #d5e5ee;border-left:4px solid var(--brand);border-radius:8px;padding:12px 16px;font-size:13.8px;color:#2c4553;margin:14px 0}
.note b{color:var(--brand-2)}
/* accordion */
.acc{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.acc details{border-bottom:1px solid #eef2f5}
.acc details:last-child{border-bottom:0}
.acc summary{cursor:pointer;list-style:none;padding:15px 44px 15px 20px;font-weight:600;font-size:15px;position:relative;user-select:none}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);
  width:22px;height:22px;border-radius:6px;background:var(--soft);color:var(--brand-2);font-weight:700;display:flex;align-items:center;justify-content:center;transition:transform .18s}
.acc details[open] summary::after{content:"−"}
.acc details[open] summary{color:var(--brand-2)}
.acc .ans{padding:2px 20px 16px;color:#42525c;font-size:14.3px}
.acc .ans p{margin:6px 0}
/* versions timeline */
.ver{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 30px;margin-bottom:20px}
.ver-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.ver-head h2{font-size:20px}
.ver-head time{font-size:13px;color:var(--muted)}
.ver-head .pill{font-size:11.5px;background:var(--soft);color:var(--brand-2);border:1px solid #d5e5ee;border-radius:99px;padding:2px 10px;font-weight:600}
.ver h4{font-size:14.5px;color:var(--brand-2);margin:14px 0 6px}
.ver ul{margin:4px 0 4px 20px;color:#3a4a54;font-size:14.2px}
.ver li{margin:4px 0}
.ver ul code{background:#f0f4f6;border-radius:4px;padding:0 5px;font-size:12.5px;color:var(--brand-2)}
/* ---------- footer ---------- */
footer{margin-top:56px;border-top:1px solid var(--line);background:#fff;padding:30px 0 26px}
.foot-grid{display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap;align-items:flex-start}
.foot-brand{max-width:420px}
.foot-brand .logo{font-size:16px;margin-bottom:8px}
.foot-brand p{font-size:12.8px;color:var(--muted)}
.foot-nav{font-size:13.5px;display:flex;gap:18px;flex-wrap:wrap}
.foot-nav a{color:var(--muted)}
.foot-nav a:hover{color:var(--brand)}
.copyright{margin-top:18px;padding-top:14px;border-top:1px dashed #e8edf0;font-size:12.5px;color:#8ba0ab}
/* ---------- modal (JS 注入) ---------- */
.dl-mask{position:fixed;inset:0;background:rgba(15,32,42,.5);z-index:999;display:flex;align-items:center;justify-content:center;
  padding:20px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s,visibility .22s}
.dl-mask.show{opacity:1;visibility:visible;pointer-events:auto}
.dl-card{background:#fff;border-radius:16px;max-width:400px;width:100%;padding:28px 26px 22px;text-align:center;
  transform:translateY(14px) scale(.97);transition:transform .22s}
.dl-mask.show .dl-card{transform:none}
.dl-card h3{font-size:18px;margin-bottom:4px}
.dl-card .chan{font-size:12.5px;color:var(--muted);margin-bottom:16px}
.dl-card .close-x{position:absolute;top:12px;right:14px;border:0;background:none;font-size:22px;color:#9ab;cursor:pointer;line-height:1}
.dl-card{position:relative}
.dl-tips{text-align:left;margin-top:16px;background:var(--soft);border:1px solid #d5e5ee;border-radius:10px;padding:12px 14px}
.dl-tips li{list-style:none;font-size:13px;color:#2c4553;padding:3px 0 3px 22px;position:relative}
.dl-tips li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}
.dl-card .btn{margin-top:16px;width:100%}
.toast{position:fixed;left:50%;bottom:44px;transform:translateX(-50%) translateY(10px);background:rgba(23,42,54,.92);color:#fff;
  font-size:13.5px;padding:9px 18px;border-radius:99px;z-index:1000;opacity:0;transition:all .25s;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%)}
/* misc */
.crumb{font-size:13px;color:var(--muted);margin-bottom:14px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.check-head{padding:44px 0 6px}
.check-head h1{font-size:29px}
.check-head .sub{font-size:14.5px}
@media (max-width:720px){.check-head h1{font-size:24px}.doc article{padding:22px 18px}.ver{padding:20px 18px}}