:root{--bg:#f6f7f9;--surface:#ffffff;--line:#e6e8ec;--line-2:#eef0f3;--text:#1c2430;--muted:#6b7686;--faint:#9aa4b2;--accent:#3b5bdb;--accent-soft:#eaeefb;--accent-ink:#2f49af;--danger:#d64545;--shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);--radius:12px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}input,select{font-family:inherit}.hidden{display:none!important}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(1200px 600px at 50% -10%,#eef1f8,transparent),var(--bg)}.login-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:36px 32px}.brand{display:flex;align-items:center;gap:10px;margin-bottom:26px}.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--accent),#5c7cfa);display:grid;place-items:center;color:#fff;font-weight:700;font-size:16px}.brand-name{font-weight:700;font-size:18px;letter-spacing:-.2px}.brand-sub{color:var(--faint);font-size:12px;margin-top:1px}h1.title{font-size:20px;margin:0 0 4px}.subtle{color:var(--muted);font-size:13.5px;margin:0 0 22px}.field{margin-bottom:14px}.field label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:6px;font-weight:600}.field input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;font-size:14px;background:#fff;color:var(--text);transition:border-color .15s,box-shadow .15s}.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid transparent;padding:10px 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.ico{width:18px;height:18px;flex:none;color:var(--muted);display:inline-flex}.nav-item .count{margin-left:auto;font-size:11.5px;color:var(--faint);background:var(--line-2);padding:1px 7px;border-radius:20px}.nav-item:hover{background:var(--line-2)}.nav-item.active{background:var(--accent-soft);color:var(--accent-ink)}.nav-item.active .ico{color:var(--accent)}.nav-item.subfolder{padding-left:30px}.nav-item.subfolder .ico{color:var(--faint)}.caret{border:none;background:none;padding:0;width:16px;height:18px;display:inline-flex;align-items:center;justify-content:center;flex:none;border-radius:4px}.caret:hover{background:var(--line)}.caret svg{transition:transform .12s}.caret-spacer{width:16px;flex:none}.folder-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-bottom:20px}.folder-card{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;cursor:pointer;box-shadow:var(--shadow);transition:transform .12s,border-color .12s}.folder-card:hover{transform:translateY(-2px);border-color:#d6dae1}.folder-card .fc-icon{color:var(--accent)}.folder-card .fc-name{font-size:13.5px;font-weight:600;line-height:1.2}.folder-card .fc-count{font-size:11.5px;color:var(--faint)}.crumbs{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);margin-bottom:2px}.crumbs button{border:none;background:none;color:var(--accent);font-weight:600;font-size:13px;padding:0;cursor:pointer}.side-spacer{flex:1}.user-chip{display:flex;align-items:center;gap:10px;padding:10px;border-radius:10px;background:var(--line-2);margin-top:8px}.avatar{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;flex:none}.user-chip .nm{font-size:13px;font-weight:600;line-height:1.1}.user-chip 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var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);cursor:pointer;transition:transform .12s,box-shadow .12s,border-color .12s;display:flex;flex-direction:column}.card:hover{transform:translateY(-2px);box-shadow:0 4px 10px #10182814,0 14px 30px #10182817;border-color:#d6dae1}.thumb{aspect-ratio:4/3;background:var(--line-2);display:grid;place-items:center;position:relative;overflow:hidden}.thumb img,.thumb video{width:100%;height:100%;object-fit:cover;display:block}.filetype{width:56px;height:56px;opacity:.9}.badge{position:absolute;top:8px;left:8px;font-size:10.5px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;color:#fff;padding:3px 7px;border-radius:6px}.play{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;color:#fff;pointer-events:none}.card-body{padding:11px 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spin{to{transform:rotate(360deg)}}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#141a248c;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:100;display:flex;align-items:center;justify-content:center;padding:24px}.modal{background:var(--surface);border-radius:16px;box-shadow:0 20px 60px #0000004d;max-width:920px;width:100%;max-height:88vh;overflow:hidden;display:flex;flex-direction:column}.modal.narrow{max-width:460px}.modal-head{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line-2)}.modal-head h3{margin:0;font-size:16px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.modal-body{display:grid;grid-template-columns:1.6fr 1fr;overflow:auto}.modal.narrow .modal-body{display:block;padding:20px}.preview{background:#101725;display:grid;place-items:center;min-height:320px;padding:20px}.preview img,.preview video{max-width:100%;max-height:64vh;object-fit:contain;border-radius:6px}.preview .filetype{width:120px;height:120px;opacity:.8}.preview embed{width:100%;height:64vh;border-radius:6px;background:#fff}.info{padding:20px;overflow:auto}.info .row{padding:9px 0;border-bottom:1px solid var(--line-2);display:flex;justify-content:space-between;gap:16px;font-size:13px}.info .row .k{color:var(--muted)}.info .row .v{font-weight:600;text-align:right;word-break:break-word}.tag{display:inline-block;background:var(--accent-soft);color:var(--accent-ink);font-size:11.5px;font-weight:600;padding:3px 9px;border-radius:20px;margin:0 4px 4px 0}.modal-actions{display:flex;gap:8px;margin-top:16px}.drop{border:2px dashed var(--line);border-radius:14px;padding:40px 20px;text-align:center;color:var(--muted);transition:border-color .15s,background .15s;background:#fff}.drop.drag{border-color:var(--accent);background:var(--accent-soft)}.drop svg{color:var(--faint);margin-bottom:10px}.form-grid{display:grid;gap:14px}.form-grid label{font-size:12.5px;color:var(--muted);font-weight:600;display:block;margin-bottom:5px}.form-grid input,.form-grid select{width:100%;padding:10px 11px;border:1px solid var(--line);border-radius:9px;font-size:14px;background:#fff}.form-grid input:focus,.form-grid select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.upload-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;max-height:200px;overflow:auto}.up-row{display:flex;align-items:center;gap:10px;font-size:13px;background:var(--line-2);padding:8px 10px;border-radius:8px}.up-row .nm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.up-row .sz{color:var(--faint);font-size:11.5px}table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}th,td{text-align:left;padding:12px 14px;font-size:13.5px;border-bottom:1px solid var(--line-2)}th{background:var(--line-2);font-size:11.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}tr:last-child td{border-bottom:none}.role-badge{font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px;text-transform:capitalize}.role-admin{background:#fde7e0;color:#b45309}.role-lead{background:#efe7fd;color:#6741c9}.role-manager{background:#e3f7ee;color:#12805c}.role-editor{background:#e6f0ff;color:#2f49af}.role-viewer{background:#e9eef2;color:#556}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--text);color:#fff;padding:11px 18px;border-radius:10px;font-size:13.5px;box-shadow:0 8px 24px #00000040;z-index:200}.menu-btn{display:none}@media (max-width:820px){.app{grid-template-columns:1fr}aside{position:fixed;left:0;top:0;z-index:60;transform:translate(-100%);transition:transform .2s;box-shadow:var(--shadow)}aside.open{transform:none}.modal-body{grid-template-columns:1fr}.menu-btn{display:inline-flex}}