@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--bg: #0f1117;--bg-surface: #181a20;--bg-card: #1e2028;--bg-hover: #252830;--border: #2a2d35;--border-light: #35383f;--text: #e4e6eb;--text-secondary: #8b8e98;--text-muted: #5c5f68;--accent: #4f8cff;--accent-hover: #3a7aef;--green: #2ecc71;--red: #e74c3c;--purple: #8e44e0;--radius: 10px;--radius-lg: 16px;--sidebar-w: 260px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text)}.app{display:flex;height:100vh}.sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--bg-surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 16px;gap:20px}.sidebar-logo{display:flex;align-items:center;gap:10px;padding:0 4px}.logo-icon{font-size:28px}.sidebar-logo h1{font-size:20px;font-weight:700;background:linear-gradient(135deg,#4f8cff,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.btn-upload-main{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:12px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s,transform .1s}.btn-upload-main:hover{background:var(--accent-hover)}.btn-upload-main:active{transform:scale(.97)}.btn-upload-main span{font-size:20px;font-weight:700}.sidebar-nav{display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;background:none;border:none;color:var(--text-secondary);font-size:14px;font-weight:500;padding:10px 12px;border-radius:var(--radius);cursor:pointer;transition:all .15s;text-align:left}.nav-item:hover{background:var(--bg-hover);color:var(--text)}.nav-item.active{background:#4f8cff1f;color:var(--accent)}.sidebar-stats{margin-top:auto;padding:16px;background:var(--bg-card);border-radius:var(--radius);font-size:12px;color:var(--text-secondary)}.stat-bar{height:6px;background:var(--bg-hover);border-radius:3px;margin-bottom:10px;overflow:hidden}.stat-bar-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--purple));border-radius:3px;transition:width .5s ease}.stat-muted{color:var(--text-muted);margin-top:4px}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.content-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border);min-height:60px}.breadcrumb{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.breadcrumb-item{background:none;border:none;color:var(--text-secondary);font-size:14px;font-weight:500;cursor:pointer;padding:4px 8px;border-radius:6px;transition:all .15s}.breadcrumb-item:hover{background:var(--bg-hover);color:var(--text)}.breadcrumb-item:last-child{color:var(--text);font-weight:600}.breadcrumb-sep{color:var(--text-muted);font-size:12px}.header-actions{display:flex;gap:8px}.btn-action{background:var(--bg-card);border:1px solid var(--border);color:var(--text);padding:8px 14px;border-radius:var(--radius);cursor:pointer;font-size:14px;transition:all .15s}.btn-action:hover{background:var(--bg-hover);border-color:var(--border-light)}.new-folder-bar{display:flex;align-items:center;gap:8px;padding:12px 24px;background:var(--bg-surface);border-bottom:1px solid var(--border)}.new-folder-bar input{flex:1;background:var(--bg-card);border:1px solid var(--border-light);color:var(--text);padding:8px 14px;border-radius:var(--radius);font-size:14px;outline:none;font-family:inherit}.new-folder-bar input:focus{border-color:var(--accent)}.upload-bar{display:flex;align-items:center;gap:12px;padding:12px 24px;background:#4f8cff14;border-bottom:1px solid var(--border);font-size:13px;color:var(--accent)}.spinner-small{width:18px;height:18px;border:2px solid rgba(79,140,255,.2);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.file-grid-wrapper{flex:1;overflow-y:auto;padding:20px 24px;position:relative}.file-grid-wrapper.dragging{background:#4f8cff0a}.drop-overlay{position:absolute;inset:0;background:#4f8cff14;border:2px dashed var(--accent);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;z-index:100;font-size:18px;font-weight:600;color:var(--accent)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:60%;gap:12px;color:var(--text-muted)}.empty-icon{font-size:64px;opacity:.4}.empty-state h3{color:var(--text-secondary);font-size:18px}.empty-state p{font-size:14px}.section{margin-bottom:28px}.section-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted);margin-bottom:12px}.grid{display:grid;gap:10px}.grid-folders{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.grid-files{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all .15s;-webkit-user-select:none;user-select:none;text-align:center}.card:hover{background:var(--bg-hover);border-color:var(--border-light);transform:translateY(-1px)}.card-icon{font-size:36px}.card-name{font-size:13px;font-weight:500;word-break:break-all;line-height:1.3;max-height:2.6em;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.card-size{font-size:11px;color:var(--text-muted)}.card-thumb{width:100%;height:100px;background-size:cover;background-position:center;border-radius:6px}.context-menu{position:fixed;z-index:9999;background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius);padding:6px;min-width:180px;box-shadow:0 8px 30px #00000080;animation:fadeIn .1s ease}@keyframes fadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.context-menu button{display:flex;align-items:center;gap:8px;width:100%;background:none;border:none;color:var(--text);padding:10px 12px;font-size:13px;cursor:pointer;border-radius:6px;transition:background .1s;text-align:left}.context-menu button:hover{background:var(--bg-hover)}.context-menu button.danger{color:var(--red)}.context-menu button.danger:hover{background:#e74c3c1a}.modal-overlay{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:24px;width:400px;max-width:90vw}.modal h3{margin-bottom:16px;font-size:16px}.modal input{width:100%;background:var(--bg-card);border:1px solid var(--border-light);color:var(--text);padding:10px 14px;border-radius:var(--radius);font-size:14px;outline:none;font-family:inherit;margin-bottom:16px}.modal input:focus{border-color:var(--accent)}.modal-actions{display:flex;gap:8px;justify-content:flex-end}.preview-modal{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:24px;width:90vw;max-width:900px;max-height:90vh;overflow-y:auto;position:relative}.preview-close{position:absolute;top:12px;right:16px;background:var(--bg-hover);border:none;color:var(--text);font-size:18px;width:32px;height:32px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.preview-close:hover{background:var(--border-light)}.preview-modal h3{margin-bottom:16px;font-size:16px;padding-right:40px;word-break:break-all}.preview-modal img{width:100%;max-height:70vh;object-fit:contain;border-radius:var(--radius)}.preview-modal video{width:100%;max-height:70vh;border-radius:var(--radius)}.preview-modal iframe{width:100%;height:70vh;border:none;border-radius:var(--radius)}.preview-actions{display:flex;gap:8px;margin-top:16px}.btn-sm{padding:8px 16px;border:none;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;font-family:inherit}.btn-green{background:var(--green);color:#fff}.btn-green:hover{filter:brightness(1.1)}.btn-blue{background:var(--accent);color:#fff}.btn-blue:hover{background:var(--accent-hover)}.btn-grey{background:var(--bg-hover);color:var(--text-secondary)}.btn-grey:hover{background:var(--border);color:var(--text)}.notification{position:fixed;bottom:24px;right:24px;background:var(--green);color:#fff;padding:12px 20px;border-radius:var(--radius);font-size:14px;font-weight:500;box-shadow:0 4px 20px #2ecc714d;animation:slideUp .3s ease;z-index:99999}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}