:root{
  --bg:#f5f6f9;--panel:#fff;--text:#161a23;--muted:#6a7285;--line:#e3e6ee;
  --brand:#4f46e5;--brand-2:#7c3aed;--ok:#16a34a;--err:#dc2626;--chip:#eef0f7;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 8px 24px rgba(16,24,40,.06);
  --r:14px;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0e1118;--panel:#171b25;--text:#eef0f6;--muted:#97a0b5;--line:#272d3b;--chip:#222838;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35)}
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;padding-bottom:84px}
[hidden]{display:none!important}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
.top{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#fff}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-size:1.1rem}
.logo{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:9px;background:rgba(255,255,255,.2)}
.tag{margin:0;opacity:.9;font-size:.92rem}
main{padding-top:20px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.hero .lbl{display:block;font-weight:600;margin-bottom:8px}
.row{display:flex;gap:8px}
input[type=url],input[type=search]{flex:1;min-width:0;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit}
input:focus{outline:2px solid var(--brand);outline-offset:1px}
.btn{appearance:none;border:1px solid transparent;border-radius:10px;padding:11px 18px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap}
.btn.primary{background:var(--brand);color:#fff}
.btn.primary:hover{filter:brightness(1.08)}
.btn.primary:disabled{opacity:.45;cursor:not-allowed}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn.ghost:hover{background:var(--chip)}
.btn.sm{padding:8px 12px;font-size:.88rem}
.hint,.muted{color:var(--muted)}
.hint{font-size:.85rem;margin:10px 0 0}
.small{font-size:.85rem}
.alert{margin-top:14px;padding:12px 14px;border-radius:10px;background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
@media (prefers-color-scheme:dark){.alert{background:#2a1517;color:#fca5a5;border-color:#5b2226}}
.busy{margin-top:16px}
.busy p{margin:8px 0 0;color:var(--muted)}
.bar{height:10px;border-radius:99px;background:var(--chip);overflow:hidden}
.bar>span{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2));border-radius:99px;transition:width .25s}
.bar.indeterminate>span{width:35%;animation:slide 1.2s infinite ease-in-out}
@keyframes slide{0%{margin-left:-35%}100%{margin-left:100%}}
.sum-top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:flex-start}
.sum-top h2{margin:0;font-size:1.15rem;word-break:break-word}
.sum-top p{margin:2px 0 0}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{background:var(--chip);border-radius:99px;padding:5px 12px;font-size:.85rem;font-weight:600}
.tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:14px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.seg button{appearance:none;border:0;background:transparent;color:var(--text);padding:9px 14px;font:inherit;font-size:.9rem;cursor:pointer}
.seg button+button{border-left:1px solid var(--line)}
.seg button.on{background:var(--brand);color:#fff}
.tools input[type=search]{flex:1;min-width:140px}
.sel{display:flex;gap:6px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px}
.card{position:relative;background:var(--panel);border:2px solid var(--line);border-radius:12px;overflow:hidden;cursor:pointer;transition:border-color .15s,transform .15s;user-select:none}
.card:hover{transform:translateY(-2px)}
.card.on{border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.2)}
.thumb{aspect-ratio:1/1;background:var(--chip);display:grid;place-items:center;overflow:hidden}
.thumb img,.thumb video{width:100%;height:100%;object-fit:cover;display:block}
.thumb .ph{font-size:2rem;color:var(--muted)}
.meta{padding:8px 10px;font-size:.8rem}
.meta .n{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.meta .e{color:var(--muted);text-transform:uppercase;font-size:.72rem;letter-spacing:.04em}
.badge{position:absolute;left:8px;top:8px;background:rgba(15,18,28,.72);color:#fff;border-radius:6px;padding:2px 7px;font-size:.7rem;font-weight:700;letter-spacing:.04em}
.check{position:absolute;right:8px;top:8px;width:26px;height:26px;border-radius:8px;border:2px solid #fff;background:rgba(15,18,28,.35);display:grid;place-items:center;color:transparent;font-weight:900}
.card.on .check{background:var(--brand);color:#fff;border-color:var(--brand)}
.zoom{position:absolute;right:8px;bottom:56px;width:32px;height:32px;border-radius:50%;border:0;background:rgba(15,18,28,.7);color:#fff;cursor:pointer;font-size:15px}
.empty{text-align:center;color:var(--muted);padding:28px}
.actionbar{position:fixed;left:0;right:0;bottom:0;background:var(--panel);border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(0,0,0,.08);padding:12px 0 calc(12px + env(safe-area-inset-bottom));z-index:20}
.ab-in{display:flex;align-items:center;justify-content:space-between;gap:12px}
#selCount{font-weight:600}
.modal{position:fixed;inset:0;background:rgba(10,12,20,.6);display:grid;place-items:center;padding:16px;z-index:40}
.modal-box{background:var(--panel);border-radius:16px;padding:22px;width:100%;max-width:480px;box-shadow:var(--shadow)}
.modal-box h3{margin:0 0 14px}
.modal-box p{margin:10px 0 0;word-break:break-word}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:18px;flex-wrap:wrap}
.errors{margin:12px 0 0;padding:10px 12px 10px 28px;background:var(--chip);border-radius:10px;max-height:150px;overflow:auto;font-size:.82rem;color:var(--err)}
.lightbox{position:fixed;inset:0;background:rgba(5,7,12,.92);z-index:50;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px}
.lb-body{max-width:100%;max-height:82vh;display:flex}
.lb-body img,.lb-body video{max-width:100%;max-height:82vh;border-radius:8px}
.lb-close{position:absolute;right:14px;top:10px;font-size:34px;line-height:1;background:none;border:0;color:#fff;cursor:pointer}
.lb-cap{color:#cbd2e3;font-size:.85rem;margin:10px 0 0;word-break:break-all;text-align:center}
@media (max-width:640px){
  .row{flex-wrap:wrap}
  .row input{flex-basis:100%}
  .row .btn{flex:1}
  .grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}
  .tools{flex-direction:column;align-items:stretch}
  .seg{display:flex}.seg button{flex:1;padding:9px 6px}
  .sel .btn{flex:1}
  .tag{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}