:root{--bg:#080a0f;--bg2:#0d1117;--bg3:#131920;--border:#1c2433;--border2:#243044;--accent:#1d6df5;--accent2:#1558cc;--accent-glow:#1d6df526;--text:#c8d3e8;--text-dim:#5a6b85;--text-bright:#e8eef8;--danger:#e05260;--success:#0ecb81;--warn:#f0a020;--font-mono:"JetBrains Mono","Fira Code",monospace;--font-ui:"Inter",system-ui,sans-serif;--radius:5px;--radius-lg:10px;--shadow:0 4px 24px #0006}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;font-size:15px}body{background:var(--bg);color:var(--text);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent2);text-decoration:underline}img,video{max-width:100%;display:block}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:var(--bg2)}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:3px}.logo{font-family:var(--font-mono);letter-spacing:.05em;align-items:center;gap:0;font-size:1.15rem;font-weight:700;text-decoration:none;display:inline-flex}.logo-drop{color:var(--accent)}.logo-vault{color:var(--text-bright)}nav.topbar{background:var(--bg2);border-bottom:1px solid var(--border);z-index:100;position:sticky;top:0}nav.topbar .inner{align-items:center;gap:8px;max-width:1140px;height:52px;margin:0 auto;padding:0 16px;display:flex}.nav-links{-webkit-overflow-scrolling:touch;scrollbar-width:none;flex:1;gap:2px;display:flex;overflow-x:auto}.nav-links::-webkit-scrollbar{display:none}.nav-links a{color:var(--text-dim);border-radius:var(--radius);white-space:nowrap;padding:6px 10px;font-size:.82rem;transition:color .15s,background .15s}.nav-links a:hover,.nav-links a.active{color:var(--text-bright);background:var(--bg3);text-decoration:none}.nav-right{flex-shrink:0;align-items:center;gap:8px;display:flex}.nav-user{color:var(--text-dim);font-size:.75rem;font-family:var(--font-mono);white-space:nowrap}.nav-user strong{color:var(--accent)}.page-wrap{max-width:1140px;margin:0 auto;padding:0 16px}.page-header{border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;padding:24px 0 18px;display:flex}.page-title{font-family:var(--font-mono);color:var(--text-bright);font-size:1rem;font-weight:700}.page-title .prefix{color:var(--accent);margin-right:6px}.card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px}.card+.card{margin-top:16px}.card-title{color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:8px;margin-bottom:16px;font-size:.82rem;font-weight:600;display:flex}.card-title:after{content:"";background:var(--border);flex:1;height:1px}.btn{border-radius:var(--radius);cursor:pointer;white-space:nowrap;-webkit-tap-highlight-color:transparent;touch-action:manipulation;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:8px 16px;font-size:.84rem;font-weight:500;text-decoration:none;transition:background .15s,opacity .15s,border-color .15s;display:inline-flex}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent2);border-color:var(--accent2);color:#fff;text-decoration:none}.btn-primary:disabled{opacity:.4;cursor:not-allowed;pointer-events:none}.btn-ghost{color:var(--text-dim);border-color:var(--border);background:0 0}.btn-ghost:hover{background:var(--bg3);color:var(--text-bright);text-decoration:none}.btn-danger{color:var(--danger);border-color:var(--danger);background:0 0}.btn-danger:hover{background:var(--danger);color:#fff;text-decoration:none}.btn-success{background:var(--success);color:#000;border-color:var(--success)}.btn-sm{padding:5px 10px;font-size:.76rem}.btn-xs{padding:3px 8px;font-size:.72rem}.btn-full{width:100%}.form-group{margin-bottom:16px}label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;margin-bottom:5px;font-size:.75rem;font-weight:600;display:block}input[type=text],input[type=password],input[type=number],input[type=url],input[type=file],textarea,select{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);width:100%;color:var(--text-bright);font-family:var(--font-mono);-webkit-appearance:none;appearance:none;outline:none;padding:9px 12px;font-size:.88rem;transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}textarea{resize:vertical;min-height:70px}input[type=file]{cursor:pointer;font-family:var(--font-ui);padding:8px}.form-hint{color:var(--text-dim);margin-top:4px;font-size:.72rem}.form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}@media (width<=480px){.form-row{grid-template-columns:1fr}}.input-with-unit{gap:0;display:flex}.input-with-unit input{border-radius:var(--radius)0 0 var(--radius);flex:1;min-width:0}.unit-toggle{background:var(--border2);border:1px solid var(--border);border-radius:0 var(--radius)var(--radius)0;color:var(--text-bright);font-family:var(--font-mono);cursor:pointer;white-space:nowrap;-webkit-tap-highlight-color:transparent;border-left:none;padding:0 12px;font-size:.8rem;font-weight:600;transition:background .15s}.unit-toggle:hover{background:var(--accent-glow);color:var(--accent)}.checkbox-row{align-items:center;gap:8px;margin-bottom:14px;display:flex}.checkbox-row input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);flex-shrink:0}.checkbox-row label{text-transform:none;color:var(--text);letter-spacing:0;margin:0;font-size:.85rem;font-weight:400}.toggle-wrap{align-items:center;gap:10px;display:flex}.toggle{flex-shrink:0;width:40px;height:22px;display:inline-block;position:relative}.toggle input{opacity:0;width:0;height:0}.toggle-slider{background:var(--border2);cursor:pointer;border-radius:22px;transition:background .2s;position:absolute;inset:0}.toggle-slider:before{content:"";background:#fff;border-radius:50%;width:16px;height:16px;transition:transform .2s;position:absolute;bottom:3px;left:3px}.toggle input:checked+.toggle-slider{background:var(--accent)}.toggle input:checked+.toggle-slider:before{transform:translate(18px)}.toggle-label{color:var(--text);font-size:.85rem}.alert{border-radius:var(--radius);border:1px solid;margin-bottom:14px;padding:10px 14px;font-size:.84rem}.alert-error{color:#ff8a95;background:#e052601a;border-color:#e0526059}.alert-success{color:var(--success);background:#0ecb811a;border-color:#0ecb8159}.alert-info{color:#7eb8ff;background:#1d6df51a;border-color:#1d6df54d}.alert-warn{color:var(--warn);background:#f0a0201a;border-color:#f0a0204d}.table-wrap{-webkit-overflow-scrolling:touch;border-radius:var(--radius);overflow-x:auto}.data-table{border-collapse:collapse;width:100%;min-width:480px;font-size:.82rem}.data-table th{text-align:left;color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--border);white-space:nowrap;padding:10px 12px;font-size:.7rem;font-weight:700}.data-table td{border-bottom:1px solid var(--border);color:var(--text);vertical-align:middle;padding:10px 12px}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#ffffff05}.mono{font-family:var(--font-mono)}.dim{color:var(--text-dim)}.file-size{font-family:var(--font-mono);color:var(--text-dim);white-space:nowrap;font-size:.78rem}@media (width<=600px){.data-table{min-width:0}.data-table thead{display:none}.data-table tr{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg3);margin-bottom:10px;padding:10px 12px;display:block}.data-table td{border:none;justify-content:space-between;align-items:center;padding:5px 0;font-size:.8rem;display:flex}.data-table td:before{content:attr(data-label);color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em;flex-shrink:0;margin-right:8px;font-size:.68rem;font-weight:700}.data-table td:last-child{justify-content:flex-end;margin-top:6px}}.quota-section{margin-bottom:24px}.quota-label{color:var(--text-dim);flex-wrap:wrap;justify-content:space-between;gap:4px;margin-bottom:6px;font-size:.78rem;display:flex}.quota-label strong{color:var(--text)}.quota-bar{background:var(--bg3);border:1px solid var(--border);border-radius:3px;height:5px;overflow:hidden}.quota-fill{background:var(--accent);border-radius:3px;height:100%;transition:width .4s}.quota-fill.warn{background:var(--warn)}.quota-fill.full{background:var(--danger)}.login-wrap{background:radial-gradient(ellipse at 50% 0%,#1d6df512 0%,transparent 60%),var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:20px 16px;display:flex}.login-box{width:100%;max-width:400px}.login-logo{text-align:center;margin-bottom:32px}.login-logo .brand{font-family:var(--font-mono);letter-spacing:.05em;font-size:2rem;font-weight:700}.login-logo p{color:var(--text-dim);margin-top:6px;font-size:.78rem}.upload-tabs{background:var(--bg3);border-radius:var(--radius-lg);border:1px solid var(--border);gap:4px;margin-bottom:20px;padding:4px;display:flex}.upload-tab{border-radius:var(--radius);text-align:center;cursor:pointer;color:var(--text-dim);-webkit-tap-highlight-color:transparent;background:0 0;border:none;flex:1;padding:8px 12px;font-size:.82rem;font-weight:500;transition:background .15s,color .15s}.upload-tab.active{background:var(--bg2);color:var(--text-bright);border:1px solid var(--border)}.upload-panel{display:none}.upload-panel.active{display:block}.upload-row{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-lg);align-items:center;gap:10px;margin-bottom:10px;padding:10px;display:flex}.upload-row-tabs{flex-direction:column;flex:none;gap:3px;display:flex}.upload-row-tab{border-radius:var(--radius);text-align:center;cursor:pointer;color:var(--text-dim);white-space:nowrap;-webkit-tap-highlight-color:transparent;background:0 0;border:1px solid #0000;padding:6px 10px;font-size:.72rem;font-weight:500;transition:background .15s,color .15s}.upload-row-tab.active{background:var(--bg2);color:var(--text-bright);border-color:var(--border)}.upload-row-panel{flex:1;min-width:0;display:none}.upload-row-panel.active{display:block}.upload-row-panel input{width:100%}.upload-row .row-remove{flex:none}.upload-extras{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-lg);margin:18px 0;padding:16px}.extras-row{margin-bottom:14px}.extras-row:last-child{margin-bottom:0}.extras-row input[type=text],.extras-row input[type=number]{font-family:var(--font-ui)}.progress-wrap{margin-top:14px;display:none}.progress-bar{background:var(--bg3);border:1px solid var(--border);border-radius:3px;height:5px;margin-bottom:5px;overflow:hidden}.progress-fill{background:var(--accent);border-radius:3px;width:0%;height:100%;transition:width .1s linear}.batch-progress-item{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;padding:10px 12px}.batch-progress-item .bp-name{color:var(--text-bright);justify-content:space-between;gap:8px;margin-bottom:6px;font-size:.8rem;display:flex}.batch-progress-item .bp-status{color:var(--text-dim);font-size:.72rem}.batch-progress-item .bp-status.ok{color:var(--success)}.batch-progress-item .bp-status.err{color:var(--danger)}.edit-file-card{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:12px;padding:14px}.edit-file-card:last-child{margin-bottom:0}.edit-file-head{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;padding-bottom:12px;display:flex}.progress-fill.progress-indeterminate{background:linear-gradient(90deg,var(--accent)25%,var(--accent2)50%,var(--accent)75%);background-size:200% 100%;animation:1.2s linear infinite indeterminate-sweep}@keyframes indeterminate-sweep{0%{background-position:200% 0}to{background-position:-200% 0}}.progress-label{color:var(--text-dim);font-size:.75rem;font-family:var(--font-mono)}.upload-result{margin-top:14px;display:none}.result-link-box{font-family:var(--font-mono);background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);word-break:break-all;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;font-size:.82rem;display:flex}.file-page{max-width:860px;margin:36px auto;padding:0 16px 40px}.file-title{color:var(--text-bright);margin-bottom:10px;font-size:1.3rem;font-weight:700;line-height:1.3}.file-meta{color:var(--text-dim);font-size:.77rem;font-family:var(--font-mono);flex-wrap:wrap;gap:16px;display:flex}.file-meta span strong{color:var(--text)}.file-desc{color:var(--text);margin-top:14px;font-size:.88rem;line-height:1.7}.preview-box{border-radius:var(--radius-lg);border:1px solid var(--border);background:#000;margin:20px 0;overflow:hidden}.preview-box video{width:100%;display:block}.preview-box audio{background:var(--bg2);width:100%;padding:16px;display:block}.preview-box img{object-fit:contain;max-width:100%;max-height:70vh;margin:0 auto;display:block}.pdf-embed{border:none;width:100%;height:min(600px,80vh);display:block}.download-zone{text-align:center;padding:40px 20px}.download-icon{opacity:.35;margin-bottom:10px;font-size:2.5rem}.lock-card{text-align:center;max-width:420px;margin:24px auto;padding:36px 24px}.lock-icon{margin-bottom:12px;font-size:2.5rem}.lock-title{color:var(--text-bright);margin-bottom:6px;font-size:1.05rem;font-weight:700}.lock-desc{color:var(--text-dim);margin-bottom:18px;font-size:.84rem}.free-page{background:radial-gradient(ellipse at 50% 20%,#1d6df514 0%,transparent 60%),var(--bg);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:20px 16px;display:flex}.free-box{width:100%;max-width:560px}.free-logo{text-align:center;margin-bottom:32px}.free-logo .brand{font-family:var(--font-mono);font-size:1.8rem;font-weight:700}.free-logo p{color:var(--text-dim);margin-top:6px;font-size:.8rem}.free-corner-login{position:fixed;top:16px;right:16px}.status-box{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-lg);margin-top:14px;padding:16px;display:none}.status-filename{font-family:var(--font-mono);color:var(--text-bright);word-break:break-all;font-size:.85rem}.status-size{color:var(--text-dim);margin-top:3px;font-size:.75rem}.my-file-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:10px;padding:10px 0;display:flex}.my-file-row:last-child{border-bottom:none}.my-file-info{flex:1;min-width:0}.my-file-name{font-family:var(--font-mono);color:var(--text-bright);word-break:break-all;font-size:.8rem}.my-file-meta{color:var(--text-dim);margin-top:2px;font-size:.72rem}.my-file-actions{flex-shrink:0;gap:6px;display:flex}.admin-badge{background:var(--danger);color:#fff;letter-spacing:.05em;border-radius:3px;flex-shrink:0;padding:2px 7px;font-size:.68rem;font-weight:700}.settings-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;display:grid}.setting-item label{margin-bottom:6px}.settings-section-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px;font-size:.78rem;font-weight:700}.modal-overlay{z-index:1000;backdrop-filter:blur(2px);background:#0009;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal-box{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:420px;box-shadow:var(--shadow);padding:24px}.modal-title{color:var(--text-bright);margin-bottom:18px;font-size:.95rem;font-weight:700}.tag{font-size:.68rem;font-family:var(--font-mono);letter-spacing:.03em;white-space:nowrap;border-radius:3px;padding:2px 7px;font-weight:700;display:inline-block}.tag-blue{color:#7eb8ff;background:#1d6df533}.tag-green{color:var(--success);background:#0ecb8126}.tag-red{color:#ff8a95;background:#e052602e}.tag-warn{color:var(--warn);background:#f0a02026}.copy-btn{cursor:pointer;color:var(--text-dim);border:1px solid var(--border);border-radius:var(--radius);white-space:nowrap;-webkit-tap-highlight-color:transparent;background:0 0;padding:3px 8px;font-size:.72rem;transition:color .1s,background .1s}.copy-btn:hover{color:var(--accent);background:var(--bg3)}.empty-state{text-align:center;color:var(--text-dim);padding:32px 16px;font-size:.82rem}.empty-state .icon{opacity:.3;margin-bottom:8px;font-size:2rem}.error-page{text-align:center;background:radial-gradient(ellipse at 50% 30%,#e052600f 0%,transparent 60%),var(--bg);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:24px 16px;display:flex}.error-code{font-family:var(--font-mono);background:linear-gradient(135deg,var(--danger)0%,#7a2030 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:clamp(5rem,20vw,10rem);font-weight:700;line-height:1}.error-title{color:var(--text-bright);margin:12px 0 8px;font-size:1.2rem;font-weight:700}.error-desc{color:var(--text-dim);max-width:360px;font-size:.88rem;line-height:1.6}.error-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:24px;display:flex}.cp-wrap{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:20px 16px;display:flex}.cp-box{width:100%;max-width:400px}.cp-box .must-badge{color:var(--warn);background:#f0a02026;border:1px solid #f0a0204d;border-radius:4px;margin-bottom:16px;padding:4px 10px;font-size:.75rem;display:inline-block}@media (width<=480px){.nav-user{display:none}.logo{font-size:1rem}}@media (width<=640px){.card{padding:14px}.page-header{margin-bottom:16px;padding:16px 0 14px}.file-page{margin:20px auto}.file-title{font-size:1.1rem}}