/* AskPanda 素材站 · 新版界面样式
 * 同域自托管（不再依赖跨域 icon font）
 * 设计语言：纸白底 + 墨色文字 + 单一朱红强调；图片优先，界面退后。
 */

:root{
  --paper:#F7F5F1;
  --card:#FFFFFF;
  --ink:#16130F;
  --ink-2:#4A443C;
  --muted:#8C8477;
  --line:#E4DDD2;
  --accent:#D8402A;
  --accent-ink:#B32E1B;
  --green:#2C6E49;
  --shadow:0 1px 2px rgba(22,19,15,.04), 0 8px 24px -12px rgba(22,19,15,.18);
  --r:3px;
  --maxw:1320px;
}

.apg *{box-sizing:border-box}
.apg{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;letter-spacing:.005em;
}
.apg a{color:inherit;text-decoration:none}
.apg button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;padding:0}
.apg img{display:block;max-width:100%}
.apg ::selection{background:rgba(216,64,42,.16)}
.apg-wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.apg-eyebrow{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:600}

/* ---------- 顶栏 ---------- */
.apg-topbar{position:sticky;top:0;z-index:60;background:rgba(247,245,241,.98);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.apg-topbar-in{display:flex;align-items:center;gap:26px;height:66px}
.apg-brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.apg-brand svg{width:30px;height:30px;flex:0 0 auto}
.apg-brand b{font-size:16px;letter-spacing:.13em;font-weight:800}
.apg-brand .tag{font-size:10px;letter-spacing:.2em;color:var(--muted);border-left:1px solid var(--line);padding-left:10px}
.apg-nav{display:flex;gap:22px;flex:0 0 auto}
.apg-nav a{font-size:14px;color:var(--ink-2);padding:4px 0;border-bottom:1.5px solid transparent}
.apg-nav a.on,.apg-nav a:hover{color:var(--ink);border-bottom-color:var(--ink)}
.apg-search{flex:1 1 auto;position:relative;max-width:520px;margin-left:auto}
.apg-search .ico{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:1.8}
.apg-search input{width:100%;height:40px;border:1px solid var(--line);background:var(--card);border-radius:var(--r);
  padding:0 92px 0 38px;font-size:14px;color:var(--ink);outline:none;transition:border-color .15s,box-shadow .15s}
.apg-search input::placeholder{color:#A79E90}
.apg-search input:focus{border-color:#C9BFB0;box-shadow:0 0 0 3px rgba(22,19,15,.05)}
.apg-search .go{position:absolute;right:4px;top:4px;height:32px;padding:0 16px;background:var(--ink);color:#fff;border-radius:2px;font-size:13px;font-weight:600}
.apg-search .go:hover{background:#000}
.apg-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.apg-iconbtn{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}
.apg-iconbtn:hover{border-color:#CFC6B7}
.apg-iconbtn svg{width:17px;height:17px;stroke:var(--ink-2);fill:none;stroke-width:1.7}
.apg-btn-primary{height:38px;padding:0 18px;background:var(--accent);color:#fff;border-radius:var(--r);font-size:13.5px;font-weight:650;display:inline-flex;align-items:center;gap:7px}
.apg-btn-primary:hover{background:var(--accent-ink)}
.apg-btn-ghost{height:38px;padding:0 16px;border:1px solid var(--line);background:var(--card);border-radius:var(--r);font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:7px}
.apg-avatar{width:34px;height:34px;border-radius:50%;background:#E7E0D4;display:grid;place-items:center;font-size:12px;color:var(--ink-2);font-weight:700}

/* ---------- hero ---------- */
.apg-hero{padding:54px 0 44px;border-bottom:1px solid var(--line)}
.apg-hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:54px;align-items:center}
.apg-hero h1{font-size:clamp(29px,3.4vw,44px);line-height:1.16;letter-spacing:-.025em;font-weight:800;margin:15px 0 14px}
.apg-hero p.lede{font-size:15.5px;color:var(--ink-2);margin:0 0 24px;max-width:33em}
.apg-hsearchwrap{position:relative;max-width:560px}
.apg-hsearch{display:flex;background:var(--card);border:1px solid var(--line);border-radius:6px;box-shadow:var(--shadow);padding:6px}
.apg-hsearch input{flex:1;border:0;outline:none;font-size:16px;padding:12px 14px;background:transparent;min-width:0}
.apg-hsearch .go{padding:0 24px;background:var(--ink);color:#fff;border-radius:4px;font-weight:650;font-size:15px}
.apg-hsearch .go:hover{background:#000}
.apg-hotwords{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;align-items:center}
.apg-hotwords .lb{font-size:12px;color:var(--muted);margin-right:2px}
.apg-chip{font-size:12.5px;color:var(--ink-2);border:1px solid var(--line);background:var(--card);border-radius:999px;padding:5px 12px}
.apg-chip:hover{border-color:#CFC6B7;color:var(--ink)}
.apg-stats{display:flex;gap:34px;margin-top:32px;padding-top:22px;border-top:1px solid var(--line)}
.apg-stat b{display:block;font-size:22px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.3}
.apg-stat span{font-size:12px;color:var(--muted)}

.apg-collage{display:grid;grid-template-columns:1.08fr .92fr;grid-template-rows:1fr 1fr;gap:10px;height:430px}
.apg-collage figure{margin:0;border-radius:4px;overflow:hidden;background:#EAE4DA;
  box-shadow:0 0 0 1px rgba(22,19,15,.06),0 16px 36px -22px rgba(22,19,15,.5)}
.apg-collage figure img{width:100%;height:100%;object-fit:cover}
.apg-collage .f1{grid-area:1 / 1 / 3 / 2}
.apg-collage .f2{grid-area:1 / 2 / 2 / 3}
.apg-collage .f3{grid-area:2 / 2 / 3 / 3}
.apg-collage .tag{grid-area:2 / 2 / 3 / 3;place-self:end end;position:relative;z-index:2;margin:0 8px 8px 0;
  background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:999px;font-size:11.5px;color:var(--ink-2);
  padding:5px 11px;backdrop-filter:blur(6px);white-space:nowrap}

/* ---------- 浏览区 ---------- */
.apg-browse{padding:0 0 72px}
.apg-filterbar{position:sticky;top:66px;z-index:50;background:rgba(247,245,241,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.apg-filterbar-in{display:flex;align-items:center;gap:26px;height:56px}
.apg-cats{display:flex;gap:24px;overflow-x:auto;scrollbar-width:none;flex:1}
.apg-cats::-webkit-scrollbar{display:none}
.apg-cats a{position:relative;font-size:14px;color:var(--ink-2);padding:6px 0;white-space:nowrap}
.apg-cats a .cnt{font-size:11px;color:var(--muted);margin-left:5px;font-variant-numeric:tabular-nums}
.apg-cats a.on{color:var(--ink);font-weight:700}
.apg-cats a.on::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent)}
.apg-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-size:13px;color:var(--muted)}
.apg-tools select{font:inherit;font-size:13px;color:var(--ink-2);border:1px solid var(--line);background:var(--card);border-radius:var(--r);padding:6px 10px}
.apg-resultline{display:flex;justify-content:space-between;align-items:baseline;margin:22px 0 16px;font-size:13px;color:var(--muted)}
.apg-resultline b{color:var(--ink);font-weight:700}

.apg-grid{columns:5;column-gap:14px}
@media (max-width:1180px){.apg-grid{columns:4}}
@media (max-width:900px){.apg-grid{columns:3}}
@media (max-width:620px){.apg-grid{columns:2;column-gap:10px}}
.apg-tile{break-inside:avoid;margin:0 0 14px;position:relative;border-radius:var(--r);overflow:hidden;background:#EAE4DA;display:block;
  box-shadow:0 0 0 1px rgba(22,19,15,.05)}
.apg-tile img{width:100%;height:auto;display:block;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.apg-tile:hover img{transform:scale(1.035)}
.apg-tile .veil{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,8,6,.74) 0%,rgba(10,8,6,.12) 44%,rgba(10,8,6,0) 70%);
  opacity:0;transition:opacity .25s;display:flex;flex-direction:column;justify-content:flex-end;padding:12px}
.apg-tile:hover .veil{opacity:1}
.apg-tile .veil .t{color:#fff;font-size:12.5px;font-weight:600;line-height:1.35;text-shadow:0 1px 6px rgba(0,0,0,.4)}
.apg-tile .veil .m{color:rgba(255,255,255,.8);font-size:11px;margin-top:3px}
.apg-tile .pill{position:absolute;top:9px;right:9px;background:rgba(10,8,6,.6);color:#fff;font-size:10.5px;border-radius:999px;
  padding:3px 8px;backdrop-filter:blur(4px);font-variant-numeric:tabular-nums}
.apg-empty{padding:72px 0;text-align:center;color:var(--muted)}
.apg-empty h3{color:var(--ink);font-size:18px;margin:0 0 8px;font-weight:700}
.apg-empty .apg-hotwords{justify-content:center;margin-top:18px}
.apg-more{display:flex;justify-content:center;margin-top:34px}
.apg-more button{height:44px;padding:0 34px;border:1px solid var(--line);background:var(--card);border-radius:var(--r);font-size:14px;font-weight:600}
.apg-more button:hover{border-color:#CFC6B7}

/* ---------- 页脚 ---------- */
.apg-foot{border-top:1px solid var(--line);padding:40px 0 60px;color:var(--muted);font-size:12.5px}
.apg-foot-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.apg-foot-nav{display:flex;gap:22px;flex-wrap:wrap}
.apg-foot-nav a:hover{color:var(--ink)}

/* ---------- 详情页 ---------- */
.apg-detail{padding:26px 0 80px}
.apg-crumb{font-size:12.5px;color:var(--muted);margin-bottom:10px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.apg-crumb a:hover{color:var(--ink)}
.apg-detail h1{font-size:clamp(24px,2.6vw,34px);letter-spacing:-.02em;margin:6px 0 10px;font-weight:800}
.apg-meta{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 22px}
.apg-meta span{font-size:12px;color:var(--ink-2);border:1px solid var(--line);background:var(--card);border-radius:999px;padding:3px 10px}
.apg-detail-cta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 26px}
.apg-detail-cta .apg-btn-primary{height:46px;padding:0 26px;font-size:15px}
.apg-detail-cta .apg-btn-ghost{height:46px}
.apg-thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.apg-thumbs img{width:100%;border-radius:2px;box-shadow:0 0 0 1px rgba(22,19,15,.06)}

/* ---------- 移动端 ---------- */
.apg-tabbar{display:none}
@media (max-width:900px){
  .apg-wrap{padding:0 16px}
  .apg-nav{display:none}
  .apg-topbar-in{height:58px;gap:10px}
  .apg-brand b{font-size:14px;letter-spacing:.1em}
  .apg-brand .tag{display:none}
  .apg-brand svg{width:26px;height:26px}
  .apg-search{display:none}
  .apg-btn-primary{height:34px;padding:0 13px;font-size:13px}
  .apg-iconbtn{width:34px;height:34px}
  .apg-avatar{display:none}
  .apg-hero{padding:26px 0 24px}
  .apg-hero-grid{grid-template-columns:1fr;gap:22px}
  .apg-collage{height:250px;order:-1;grid-template-columns:1.15fr .85fr}
  .apg-collage .tag{display:none}
  .apg-hero h1{font-size:clamp(26px,7.4vw,32px)}
  .apg-hero p.lede{font-size:14.5px;margin-bottom:18px}
  .apg-stats{gap:20px;margin-top:22px;padding-top:16px}
  .apg-stat b{font-size:18px}
  .apg-filterbar{top:58px}
  .apg-filterbar-in{height:50px;gap:14px}
  .apg-cats{gap:18px}
  .apg-tools .sortwrap{display:none}
  .apg-resultline{margin:16px 0 12px}
  .apg-tabbar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;z-index:70;
    background:rgba(247,245,241,.97);backdrop-filter:blur(12px);border-top:1px solid var(--line);
    padding:8px 0 calc(8px + env(safe-area-inset-bottom))}
  .apg-tabbar a{display:grid;justify-items:center;gap:3px;font-size:10.5px;color:var(--muted)}
  .apg-tabbar a.on{color:var(--accent)}
  .apg-tabbar svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7}
  .apg{padding-bottom:62px}
}
@media (prefers-reduced-motion:reduce){.apg *{transition:none!important;animation:none!important}}