:root{--bg:#f7f9f7;--surface:#fff;--soft:#eef4ef;--ink:#17211c;--muted:#66736c;--line:#d7e0d8;--accent:#246b4b;--accent-strong:#184d35;--danger:#b43b36;--danger-strong:#8f2925;--shadow:0 18px 48px #12251b1f;color:var(--ink);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.5}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}a{color:inherit}.shell{width:min(1180px,100% - 32px);margin:0 auto;padding:32px 0 56px}.auth-shell{place-items:center;min-height:100vh;display:grid}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:24px;padding-bottom:24px;display:flex}.eyebrow{color:var(--accent);letter-spacing:0;text-transform:uppercase;margin:0 0 6px;font-size:13px;font-weight:700}h1,h2,h3,p{margin-top:0}h1{margin-bottom:0;font-size:48px;line-height:1}h2{margin-bottom:6px;font-size:24px}h3{overflow-wrap:anywhere;margin-bottom:8px;font-size:18px;line-height:1.3}button,.file-button{background:var(--accent);color:#fff;cursor:pointer;min-height:42px;font:inherit;border:0;border-radius:8px;justify-content:center;align-items:center;padding:0 16px;font-weight:700;display:inline-flex}button:hover,.file-button:hover{background:var(--accent-strong)}button:disabled{cursor:not-allowed;opacity:.6}.file-button:has(input:disabled){cursor:not-allowed;opacity:.6}.secondary{background:var(--surface);color:var(--ink);border:1px solid var(--line)}.secondary:hover{background:var(--soft)}.danger{background:var(--danger)}.danger:hover{background:var(--danger-strong)}.wide{width:100%}.account{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;display:flex}.role{border-radius:999px;padding:5px 10px;font-size:13px;font-weight:800}.owner{color:var(--accent-strong);background:#dceee6}.guest{color:#5b6170;background:#e9edf2}.login,.upload,.empty,.notice{border:1px solid var(--line);background:var(--surface);border-radius:8px}.login{width:min(420px,100%);box-shadow:var(--shadow);padding:28px}.login form{gap:14px;margin:24px 0 12px;display:grid}label{color:var(--muted);gap:7px;font-size:14px;font-weight:700;display:grid}input{border:1px solid var(--line);color:var(--ink);font:inherit;background:#fff;border-radius:8px;min-height:42px;padding:0 12px}input:focus{border-color:var(--accent);outline:3px solid #246b4b29}.upload{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;margin-top:24px;padding:20px;display:grid}.upload p,.library-header p,.muted{color:var(--muted)}.file-button input{display:none}.progress{background:var(--soft);border-radius:999px;grid-column:1/-1;height:8px;overflow:hidden}.progress span{background:var(--accent);height:100%;transition:width .18s;display:block}.notice{color:var(--muted);margin-top:24px;padding:16px 18px}.library-header{justify-content:space-between;align-items:center;gap:16px;margin:28px 0 18px;display:flex}.library-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;display:flex}.grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;display:grid}.card{border:1px solid var(--line);background:var(--surface);border-radius:8px;overflow:hidden}.preview{aspect-ratio:4/5;object-fit:cover;border-bottom:1px solid var(--line);background:#fff;width:100%;display:block}.placeholder{color:var(--muted);background:var(--soft);text-align:center;place-items:center;padding:16px;display:grid}.card-body{padding:16px}.select-file{width:max-content;color:var(--ink);cursor:pointer;grid-template-columns:none;align-items:center;gap:8px;margin-bottom:12px;font-size:14px;font-weight:800;display:inline-flex}.select-file input{width:18px;height:18px;min-height:0;accent-color:var(--accent);margin:0;padding:0}.actions{flex-wrap:wrap;gap:8px;margin-top:16px;display:flex}.actions button{flex:auto;min-height:38px;padding:0 12px}.empty{text-align:center;place-items:center;min-height:260px;padding:28px;display:grid}.error{color:#a32724;background:#fff1f0;border:1px solid #f2b8b5;border-radius:8px;padding:12px 14px}.status{border:1px solid var(--line);background:var(--soft);color:var(--muted);border-radius:8px;padding:12px 14px}@media (width<=760px){.shell{width:min(100% - 12px,1180px);padding-top:14px}.topbar,.library-header,.upload{flex-direction:column;grid-template-columns:1fr;align-items:stretch}.account{justify-content:flex-start}.library-actions{grid-template-columns:repeat(2,minmax(0,1fr));justify-content:stretch;gap:8px;display:grid}.library-actions button{width:100%;min-height:38px;padding:0 8px;font-size:12px}h1{font-size:34px}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.preview{aspect-ratio:3/4}.card-body{padding:10px}.card-body h3{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:6px;font-size:14px;display:-webkit-box;overflow:hidden}.select-file{margin-bottom:8px;font-size:12px}.card-body .muted{margin-bottom:4px;font-size:12px;line-height:1.35}.actions{grid-template-columns:1fr;gap:6px;margin-top:10px;display:grid}.actions button{width:100%;min-height:34px;padding:0 8px;font-size:12px}.upload,.notice,.library-header{margin-top:16px}}