:root{--bg:#f6f6f4;--fg:#1d1d1b;--mut:#76766f;--card:#fff;--line:#e2e2dc;--acc:#2f6fed;--danger:#d23b3b}
@media(prefers-color-scheme:dark){:root{--bg:#141414;--fg:#ececea;--mut:#9a9a93;--card:#1f1f1e;--line:#33332f;--acc:#6c9bff;--danger:#ff6b6b}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.4 system-ui,-apple-system,"Segoe UI",sans-serif}
.hidden{display:none!important}
button,select,.btn{font:inherit;color:var(--fg);background:var(--card);border:1px solid var(--line);border-radius:8px;padding:7px 12px;cursor:pointer;text-decoration:none}
button:hover,.btn:hover{border-color:var(--acc)}
button.primary{background:var(--acc);border-color:var(--acc);color:#fff}
button.danger{color:var(--danger)}
input{font:inherit;color:var(--fg);background:var(--card);border:1px solid var(--line);border-radius:8px;padding:10px 12px;width:100%}
.login{min-height:100vh;display:grid;place-items:center;padding:16px}
.login form{width:min(340px,100%);display:grid;gap:12px}
.login h1{margin:0 0 4px;font-size:22px}
.err{color:var(--danger);margin:0;min-height:1.4em}
header{position:sticky;top:0;z-index:5;background:var(--bg);border-bottom:1px solid var(--line);padding:10px 16px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center}
.actions{display:flex;flex-wrap:wrap;gap:8px}
nav#crumbs{display:flex;flex-wrap:wrap;gap:4px;align-items:center}
nav#crumbs a{color:var(--acc);cursor:pointer}
nav#crumbs span.sep{color:var(--mut)}
main{padding:16px;display:grid;gap:18px}
.folders,.grid{display:grid;gap:10px}
.folders{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.folder{position:relative;aspect-ratio:4/3;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;cursor:pointer}
.folder:hover{border-color:var(--acc)}
.folder img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.folder .ph{position:absolute;inset:0;display:grid;place-items:center;font-size:42px;color:var(--mut)}
.folder .cap{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;align-items:flex-end;gap:8px;padding:28px 10px 8px;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.72))}
.folder .cap b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.folder .cap .n{font-size:13px;opacity:.85}
.tile{position:relative;aspect-ratio:1;background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer}
.tile img{width:100%;height:100%;object-fit:cover;display:block}
.tile .badge{position:absolute;left:6px;bottom:6px;background:rgba(0,0,0,.65);color:#fff;border-radius:6px;padding:1px 7px;font-size:12px}
.tile .ph{display:grid;place-items:center;height:100%;color:var(--mut);font-size:30px}
.empty{color:var(--mut);text-align:center;padding:40px 0}
.more{text-align:center;padding-bottom:30px}
.uploads{position:fixed;right:12px;bottom:12px;width:min(360px,calc(100vw - 24px));max-height:50vh;overflow:auto;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px;display:grid;gap:8px;z-index:20;box-shadow:0 6px 24px rgba(0,0,0,.18)}
.up{font-size:13px}
.up .bar{height:4px;background:var(--line);border-radius:2px;margin-top:4px;overflow:hidden}
.up .bar i{display:block;height:100%;width:0;background:var(--acc)}
.up.ok .bar i{background:#2e9e5b}.up.dup .bar i{background:#d49a1a}.up.fail .bar i{background:var(--danger)}
.up .st{color:var(--mut)}
.dropzone{position:fixed;inset:0;background:rgba(47,111,237,.18);border:3px dashed var(--acc);display:grid;place-items:center;font-size:22px;z-index:30;pointer-events:none}
.viewer{position:fixed;inset:0;background:rgba(0,0,0,.94);z-index:40;display:grid;place-items:center}
#vstage{max-width:100vw;max-height:calc(100vh - 60px);display:grid;place-items:center}
#vstage img,#vstage video{max-width:100vw;max-height:calc(100vh - 60px);object-fit:contain}
.vnav{position:absolute;top:50%;transform:translateY(-50%);font-size:34px;background:rgba(255,255,255,.1);border:none;color:#fff;border-radius:50%;width:48px;height:48px;padding:0}
.vnav.prev{left:10px}.vnav.next{right:10px}
.vclose{position:absolute;top:10px;right:12px;background:rgba(255,255,255,.1);border:none;color:#fff;border-radius:50%;width:40px;height:40px;padding:0;z-index:2}
.vbar{position:absolute;left:0;right:0;bottom:0;display:flex;gap:10px;align-items:center;justify-content:center;padding:10px;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.7))}
.vbar span{max-width:50vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.toast{position:fixed;left:50%;top:14px;transform:translateX(-50%);background:var(--fg);color:var(--bg);padding:9px 16px;border-radius:10px;z-index:60}
.trash h3{margin:0 0 8px}
.trow{display:flex;gap:8px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;margin-bottom:6px}
.trow .nm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.trow .dt{color:var(--mut);font-size:13px}
@media(max-width:600px){.grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr))}.vnav{width:38px;height:38px}}