[data-theme=night]{--bg:#0f1117;--panel:#1a1d27;--panel-strong:#232733;--text:#e4e4e8;--text-secondary:#7f8394;--line:#ffffff0f;--accent:#2dd4a8;--accent-hover:#3ee8bb;--accent-soft:#2dd4a81a;--radius:10px;--radius-lg:14px;--shadow-sm:0 1px 2px #0003;--shadow:0 2px 12px #0000004d;--font:"DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--left-sidebar-width:260px;--right-sidebar-width:320px;--top-bar-height:52px}*{box-sizing:border-box;margin:0}html{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-size:14px}body{min-height:100dvh}button,input,select{font:inherit;color:inherit}a{color:var(--accent);text-decoration:none}.btn{border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);color:var(--text);cursor:pointer;white-space:nowrap;text-align:center;padding:7px 14px;font-size:.8rem;font-weight:500;text-decoration:none;transition:background .15s;display:inline-block}.btn:hover{background:var(--panel-strong)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:default}.btn-danger{color:#fff;background:#c73c32;border-color:#c73c32}.btn-danger:hover{background:#b33329;border-color:#b33329}input,select{border:1px solid var(--line);border-radius:var(--radius);width:100%;min-height:42px;color:var(--text);background:var(--bg);font:inherit;outline:none;padding:0 12px;transition:border-color .15s}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}input::placeholder{color:var(--text-secondary)}select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%237f8394'%3E%3Cpath d='M4.646 5.646a.5.5 0 0 1 .708 0L8 8.293l2.646-2.647a.5.5 0 0 1 .708.708l-3 3a.5.5 0 0 1-.708 0l-3-3a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");background-position:right 8px center;background-repeat:no-repeat;background-size:14px;padding-right:28px}.top-bar{height:var(--top-bar-height);border-bottom:1px solid var(--line);background:var(--panel);z-index:100;justify-content:space-between;align-items:center;padding:0 20px;display:flex;position:sticky;top:0}.top-bar-brand{align-items:center;gap:10px;font-size:.9rem;font-weight:600;display:flex}.top-bar-dot{background:var(--accent);border-radius:50%;flex-shrink:0;width:8px;height:8px}.top-bar-title{color:var(--text);letter-spacing:-.01em}.top-bar-owner{align-items:center;gap:12px;display:flex}.top-bar-email{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;max-width:220px;font-size:.78rem;overflow:hidden}.top-bar-signout{padding:5px 10px;font-size:.72rem}.session-overlay{z-index:300;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#00000073;place-items:center;animation:.2s fadeIn;display:grid;position:fixed;inset:0}.session-overlay-card{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);max-width:420px;box-shadow:var(--shadow);text-align:center;flex-direction:column;align-items:center;gap:14px;padding:28px 32px;animation:.22s modalIn;display:flex}.session-overlay-card p{color:var(--text-secondary);margin:0;font-size:.88rem;line-height:1.5}.session-overlay-error{color:#e85347;border-color:#b94a4840;font-size:.85rem;font-weight:500}.session-spinner{border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;width:28px;height:28px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.drive-layout{height:calc(100dvh - var(--top-bar-height));grid-template-columns:auto 1fr;display:grid;position:relative;overflow:hidden}.sidebar-toggle{top:12px;left:calc(var(--left-sidebar-width) - 12px);z-index:50;border:1px solid var(--line);background:var(--panel);width:24px;height:24px;color:var(--text-secondary);cursor:pointer;border-radius:6px;place-items:center;padding:0;transition:left .25s,background .15s,color .15s;display:grid;position:absolute}.sidebar-toggle:hover{background:var(--panel-strong);color:var(--text)}.sidebar-toggle svg{width:12px;height:12px;transition:transform .25s}.sidebar-toggle svg.flipped{transform:rotate(180deg)}.left-sidebar.collapsed~.sidebar-toggle{left:12px}.left-sidebar{width:var(--left-sidebar-width);border-right:1px solid var(--line);background:var(--panel);flex-shrink:0;transition:width .25s,opacity .25s;overflow:hidden auto}.left-sidebar.collapsed{opacity:0;width:0}.left-sidebar-inner{width:var(--left-sidebar-width);min-width:var(--left-sidebar-width);flex-direction:column;gap:16px;padding:16px;display:flex}.upload-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);gap:10px;padding:14px;transition:border-color .2s,box-shadow .2s;display:grid}.upload-panel.drag-over{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft);animation:1.2s ease-in-out infinite glow-pulse}@keyframes glow-pulse{0%,to{box-shadow:0 0 0 2px var(--accent-soft)}50%{box-shadow:0 0 0 4px #2dd4a833}}.file-drop{border:1.5px dashed var(--line);border-radius:var(--radius);min-height:90px;color:var(--text-secondary);background:var(--bg);cursor:pointer;text-align:center;place-items:center;gap:8px;padding:12px;font-size:.8rem;font-weight:500;transition:border-color .15s,background .15s,color .15s;display:grid}.file-drop:hover{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.file-drop input{cursor:pointer;max-width:90%}.upload-icon{opacity:.5;width:24px;height:24px}.drop-text{font-size:.78rem}.upload-tags-input,.upload-desc-input{min-height:36px;font-size:.78rem}.upload-btn{padding:6px 12px;font-size:.78rem}.search-panel{position:relative}.search-panel .search-icon{width:16px;height:16px;color:var(--text-secondary);pointer-events:none;position:absolute;top:50%;left:10px;transform:translateY(-50%)}.search-panel input{min-height:40px;padding-left:32px;font-size:.82rem}.tag-strip{flex-wrap:wrap;gap:6px;display:flex}.tag-strip button{border:1px solid var(--line);background:var(--bg);color:var(--text-secondary);cursor:pointer;border-radius:999px;padding:5px 11px;font-size:.74rem;font-weight:500;transition:background .15s,color .15s,border-color .15s}.tag-strip button:hover{background:var(--panel-strong);color:var(--text)}.tag-strip button.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.tag-strip span{opacity:.55;margin-left:3px}.main-content{padding:16px 20px;position:relative;overflow-y:auto}.view-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.view-toolbar-left{align-items:center;gap:12px;display:flex}.segmented-control{border:1px solid var(--line);border-radius:var(--radius);display:flex;overflow:hidden}.segmented-control button{background:var(--bg);width:34px;height:32px;color:var(--text-secondary);cursor:pointer;border:none;place-items:center;padding:0;transition:background .15s,color .15s;display:grid}.segmented-control button svg{width:15px;height:15px}.segmented-control button:hover{background:var(--panel-strong);color:var(--text)}.segmented-control button.active{background:var(--accent-soft);color:var(--accent)}.sort-control{align-items:center;gap:4px;display:flex}.sort-control select{width:auto;min-height:32px;padding:0 28px 0 10px;font-size:.78rem}.sort-order-btn{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);width:32px;height:32px;color:var(--text-secondary);cursor:pointer;place-items:center;padding:0;transition:background .15s,color .15s;display:grid}.sort-order-btn:hover{background:var(--panel-strong);color:var(--text)}.sort-order-btn svg{width:14px;height:14px;transition:transform .2s}.sort-order-btn svg.flipped{transform:rotate(180deg)}.batch-toolbar{border:1px solid var(--accent);border-radius:var(--radius);background:var(--accent-soft);align-items:center;gap:8px;padding:8px 14px;animation:.2s slideDown;display:flex}@keyframes slideDown{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.batch-count{color:var(--accent);font-size:.78rem;font-weight:600}.file-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;display:grid}.file-reveal{animation:.35s both fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.file-card{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);min-height:250px;box-shadow:var(--shadow-sm);cursor:pointer;flex-direction:column;padding:16px;transition:border-color .15s,box-shadow .15s;display:flex;position:relative}.file-card:hover{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent-soft), var(--shadow)}.file-card.selected{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent-soft)}.card-checkbox{z-index:2;opacity:0;background:var(--bg);border-radius:6px;justify-content:center;align-items:center;width:24px;height:24px;transition:opacity .15s;display:flex;position:absolute;top:10px;left:10px}.file-card:hover .card-checkbox,.file-card.selected .card-checkbox,.card-checkbox input:checked{opacity:1}.card-checkbox input[type=checkbox]{width:16px;height:16px;min-height:unset;accent-color:var(--accent);cursor:pointer}.card-preview{background:var(--bg);border-radius:8px;place-items:center;width:100%;height:140px;margin-bottom:12px;display:grid;overflow:hidden}.card-preview img,.card-preview video{object-fit:cover;width:100%;height:100%}.file-mark{letter-spacing:.04em;border-radius:10px;flex-shrink:0;place-items:center;width:46px;height:46px;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,Liberation Mono,monospace;font-size:.68rem;font-weight:700;display:grid}.file-mark.img{background:var(--accent-soft);color:var(--accent)}.file-mark.pdf{color:#e85347;background:#e853471f}.file-mark.vid{color:#9373ee;background:#9373ee1f}.file-mark.aud{color:#f5a623;background:#f5a6231f}.file-mark.zip{color:#4596ee;background:#4596ee1f}.file-mark.doc{background:var(--panel-strong);color:var(--text-secondary)}.file-mark-lg{width:64px;height:64px;font-size:.85rem}.file-mark-row{letter-spacing:.04em;border-radius:7px;place-items:center;width:32px;height:32px;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,Liberation Mono,monospace;font-size:.58rem;font-weight:700;display:grid}.file-mark-row.img{background:var(--accent-soft);color:var(--accent)}.file-mark-row.pdf{color:#e85347;background:#e853471f}.file-mark-row.vid{color:#9373ee;background:#9373ee1f}.file-mark-row.aud{color:#f5a623;background:#f5a6231f}.file-mark-row.zip{color:#4596ee;background:#4596ee1f}.file-mark-row.doc{background:var(--panel-strong);color:var(--text-secondary)}.file-body{flex:1;min-width:0}.file-body h2{overflow-wrap:anywhere;cursor:default;text-overflow:ellipsis;white-space:nowrap;margin:0 0 4px;font-size:.96rem;font-weight:600;line-height:1.3;overflow:hidden}.file-body p{min-height:20px;color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:.76rem;line-height:1.4;overflow:hidden}.meta-row{color:var(--text-secondary);font-variant-numeric:tabular-nums;justify-content:space-between;gap:12px;margin-top:10px;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,Liberation Mono,monospace;font-size:.68rem;display:flex}.file-tags{flex-wrap:wrap;gap:4px;min-height:22px;margin-top:8px;display:flex}.file-tags span{border:1px solid var(--line);background:var(--bg);color:var(--text-secondary);border-radius:999px;padding:2px 7px;font-size:.65rem;font-weight:500}.rename-input{border-radius:6px;min-height:30px;margin:0 0 4px;padding:4px 8px;font-size:.94rem;font-weight:600}.file-list-wrap{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);overflow:hidden}.file-list-header{border-bottom:1px solid var(--line);background:var(--bg);height:38px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;grid-template-columns:40px 44px 1fr 180px 80px 100px;align-items:center;padding:0 12px;font-size:.72rem;font-weight:600;display:grid}.file-list-header button{color:var(--text-secondary);cursor:pointer;text-transform:uppercase;letter-spacing:.04em;text-align:left;background:0 0;border:none;align-items:center;gap:4px;padding:0;font-size:.72rem;font-weight:600;display:flex}.file-list-header button:hover{color:var(--text)}.file-list-header button.active{color:var(--accent)}.sort-arrow{font-size:.6rem}.file-row{border-bottom:1px solid var(--line);cursor:pointer;grid-template-columns:40px 44px 1fr 180px 80px 100px;align-items:center;height:48px;padding:0 12px;transition:background .1s;display:grid}.file-row:last-child{border-bottom:none}.file-row:hover{background:var(--bg)}.file-row.selected{background:var(--accent-soft)}.row-checkbox{align-items:center;display:flex}.row-checkbox input[type=checkbox]{width:16px;height:16px;min-height:unset;accent-color:var(--accent);cursor:pointer}.col-name .row-name-text{text-overflow:ellipsis;white-space:nowrap;font-size:.84rem;font-weight:500;overflow:hidden}.col-name .rename-input{width:100%;min-height:30px;padding:2px 6px;font-size:.84rem}.row-tags{gap:4px;display:flex;overflow:hidden}.row-tags span{border:1px solid var(--line);background:var(--bg);color:var(--text-secondary);white-space:nowrap;border-radius:999px;padding:2px 7px;font-size:.65rem;font-weight:500}.tag-more{color:var(--text-secondary);align-self:center;font-size:.62rem}.col-size,.col-date{color:var(--text-secondary);font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,Liberation Mono,monospace;font-size:.76rem}.no-tags{color:var(--text-secondary);font-size:.72rem}.right-sidebar-backdrop{z-index:150;background:#0000004d;animation:.2s fadeIn;position:fixed;inset:0}.right-sidebar{top:var(--top-bar-height);width:var(--right-sidebar-width);height:calc(100dvh - var(--top-bar-height));background:var(--panel);border-left:1px solid var(--line);z-index:151;opacity:0;transition:transform .25s,opacity .25s;position:fixed;right:0;overflow-y:auto;transform:translate(100%)}.right-sidebar.open{opacity:1;transform:translate(0)}.right-sidebar-close{border:1px solid var(--line);background:var(--bg);width:28px;height:28px;color:var(--text-secondary);cursor:pointer;border-radius:6px;place-items:center;padding:0;transition:background .15s,color .15s;display:grid;position:absolute;top:12px;right:12px}.right-sidebar-close:hover{background:var(--panel-strong);color:var(--text)}.right-sidebar-close svg{width:14px;height:14px}.file-detail{flex-direction:column;gap:16px;padding:16px;display:flex}.detail-preview{border-radius:var(--radius);background:var(--bg);place-items:center;width:100%;min-height:200px;display:grid;overflow:hidden}.detail-preview img{object-fit:contain;width:100%;height:100%;max-height:260px}.detail-preview video{width:100%;max-height:260px}.detail-audio{width:100%;padding:16px}.detail-body{flex-direction:column;gap:14px;display:flex}.detail-name{overflow-wrap:anywhere;font-size:1.1rem;font-weight:600;line-height:1.3}.detail-description{color:var(--text-secondary);font-size:.82rem;line-height:1.5}.detail-meta{gap:8px;display:grid}.detail-meta div{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.detail-meta dt{text-transform:uppercase;letter-spacing:.04em;color:var(--text-secondary);font-size:.7rem;font-weight:600}.detail-meta dd{color:var(--text);text-align:right;overflow-wrap:anywhere;font-size:.78rem}.detail-tags{flex-direction:column;gap:6px;display:flex}.detail-tags-label{text-transform:uppercase;letter-spacing:.04em;color:var(--text-secondary);font-size:.7rem;font-weight:600}.detail-tags-list{flex-wrap:wrap;gap:5px;display:flex}.detail-tag{border:1px solid var(--line);background:var(--bg);color:var(--text-secondary);border-radius:999px;padding:3px 9px;font-size:.72rem;font-weight:500}.detail-actions{border-top:1px solid var(--line);gap:8px;padding-top:8px;display:grid}.context-menu{z-index:200;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);min-width:180px;box-shadow:var(--shadow);padding:6px;animation:.12s fadeIn;position:fixed}.context-menu-item{width:100%;color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;align-items:center;gap:10px;padding:8px 10px;font-size:.82rem;font-weight:500;display:flex}.context-menu-item:hover{background:var(--panel-strong)}.context-menu-item svg{opacity:.6;flex-shrink:0;width:14px;height:14px}.context-menu-item-danger{color:#e85347}.context-menu-item-danger:hover{background:#e853471a}.modal-overlay{z-index:200;background:#00000080;place-items:center;animation:.15s fadeIn;display:grid;position:fixed;inset:0}.delete-modal{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);width:min(420px,100vw - 40px);box-shadow:var(--shadow);padding:24px;animation:.2s modalIn}@keyframes modalIn{0%{opacity:0;transform:scale(.96)translateY(8px)}to{opacity:1;transform:scale(1)translateY(0)}}.delete-modal h3{margin-bottom:10px;font-size:1.1rem;font-weight:600}.delete-modal p{color:var(--text-secondary);margin-bottom:20px;font-size:.84rem;line-height:1.5}.delete-modal strong{color:var(--text)}.delete-modal-actions{justify-content:flex-end;gap:10px;display:flex}.toast-container{z-index:250;pointer-events:none;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:20px;right:20px}.toast{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel-strong);box-shadow:var(--shadow);pointer-events:auto;padding:12px 18px;animation:.25s toastIn}@keyframes toastIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.toast-message{font-size:.82rem;font-weight:500}.toast-success .toast-message{color:var(--accent)}.toast-error .toast-message{color:#e85347}.shimmer-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;display:grid}.shimmer-card{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);flex-direction:column;gap:10px;padding:16px;display:flex}.shimmer-preview{background:var(--panel-strong);border-radius:8px;width:100%;height:120px}.shimmer-line{background:var(--panel-strong);border-radius:4px;height:14px}.shimmer-pulse{animation:1.6s ease-in-out infinite shimmerPulse}@keyframes shimmerPulse{0%,to{opacity:.4}50%{opacity:.7}}.empty-state{text-align:center;flex-direction:column;grid-column:1/-1;align-items:center;gap:12px;padding:60px 24px;display:flex}.empty-icon{width:48px;height:48px;color:var(--text-secondary);opacity:.4}.empty-title{color:var(--text);font-size:1rem;font-weight:600}.empty-subtitle{color:var(--text-secondary);font-size:.82rem}.load-more{justify-content:center;margin-top:24px;padding-bottom:8px;display:flex}.hidden{display:none!important}@media (width<=900px){.left-sidebar{top:var(--top-bar-height);height:calc(100dvh - var(--top-bar-height));z-index:120;position:fixed;left:0}.left-sidebar.collapsed{width:0}.drive-layout{grid-template-columns:0 1fr}.left-sidebar.open,.left-sidebar:not(.collapsed){grid-template-columns:var(--left-sidebar-width) 1fr}.file-list-header,.file-row{grid-template-columns:36px 40px 1fr 120px 70px 80px}}@media (width<=640px){.right-sidebar{width:100vw}.top-bar-email{display:none}.file-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}.file-card{min-height:200px;padding:12px}.card-preview{height:100px}.file-list-header,.file-row{grid-template-columns:36px 36px 1fr 60px 60px}.col-tags{display:none}.view-toolbar{flex-direction:column;align-items:flex-start}}