:root{--c-primary: #6366f1;--c-primary-light: #818cf8;--c-primary-dark: #4f46e5;--c-primary-soft: rgba(99, 102, 241, .1);--c-primary-glow: rgba(99, 102, 241, .28);--c-danger: #f43f5e;--c-danger-soft: rgba(244, 63, 94, .1);--c-success: #10b981;--c-success-soft: rgba(16, 185, 129, .1);--c-warning: #f59e0b;--c-warning-soft: rgba(245, 158, 11, .1);--c-bg: #f4f6fb;--c-surface: #ffffff;--c-surface-alt: #f1f5f9;--c-surface-hover: #e8eef5;--c-text: #0f172a;--c-text-secondary: #475569;--c-text-muted: #8896aa;--c-border: #e1e7f0;--c-border-light: #edf2f7;--c-overlay: rgba(15, 23, 42, .5);--c-folder: #6366f1;--c-folder-bg: rgba(99, 102, 241, .08);--c-type-pdf: #f43f5e;--c-type-doc: #2563eb;--c-type-sheet: #10b981;--c-type-slide: #f97316;--c-type-video: #8b5cf6;--c-type-audio: #ec4899;--c-type-image: #06b6d4;--c-type-archive: #f59e0b;--c-type-code: #6366f1;--shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, .04);--shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, .06), 0 1px 2px -1px rgba(15, 23, 42, .04);--shadow-md: 0 4px 14px -2px rgba(15, 23, 42, .08), 0 2px 6px -2px rgba(15, 23, 42, .04);--shadow-lg: 0 12px 28px -4px rgba(15, 23, 42, .12), 0 4px 10px -4px rgba(15, 23, 42, .06);--shadow-xl: 0 20px 40px -8px rgba(15, 23, 42, .16), 0 8px 16px -4px rgba(15, 23, 42, .08);--radius-xl: 20px;--radius: 14px;--radius-md: 10px;--radius-sm: 8px;--radius-xs: 6px;--header-h: 62px;--sidebar-w: 260px;--bottom-nav-h: 64px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px);--transition: .2s cubic-bezier(.4, 0, .2, 1);--gradient-primary: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);--gradient-surface: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.98))}[data-theme=dark]{--c-primary: #818cf8;--c-primary-light: #a5b4fc;--c-primary-dark: #6366f1;--c-primary-soft: rgba(129, 140, 248, .15);--c-primary-glow: rgba(129, 140, 248, .32);--c-danger: #fb7185;--c-danger-soft: rgba(251, 113, 133, .14);--c-success: #34d399;--c-success-soft: rgba(52, 211, 153, .14);--c-warning: #fbbf24;--c-warning-soft: rgba(251, 191, 36, .14);--c-bg: #0b0f19;--c-surface: #121826;--c-surface-alt: #1a2234;--c-surface-hover: #222c42;--c-text: #f8fafc;--c-text-secondary: #94a3b8;--c-text-muted: #64748b;--c-border: #1e293b;--c-border-light: #162032;--c-overlay: rgba(0, 0, 0, .75);--c-folder: #818cf8;--c-folder-bg: rgba(129, 140, 248, .12);--shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, .35);--shadow-sm: 0 2px 6px 0 rgba(0, 0, 0, .45);--shadow-md: 0 6px 18px -2px rgba(0, 0, 0, .55);--shadow-lg: 0 16px 36px -4px rgba(0, 0, 0, .65);--shadow-xl: 0 24px 54px -8px rgba(0, 0, 0, .75);--gradient-primary: linear-gradient(135deg, #818cf8 0%, #6366f1 100%);--gradient-surface: linear-gradient(180deg, rgba(18,24,38,.85), rgba(18,24,38,.98))}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;overflow-x:hidden;height:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--c-bg);color:var(--c-text);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;overscroll-behavior-x:none;min-height:100%;min-height:100dvh}input,button,textarea,select{font:inherit;color:inherit}button{cursor:pointer;border:none;background:none}button,a,input,select,textarea,.file-card,.folder-card,.list-row,.tree-item,.sidebar-item,.breadcrumb-item,.move-folder-item,.avatar-btn,.icon-btn,.fab-btn,.mobile-nav-item{touch-action:manipulation;-webkit-tap-highlight-color:transparent}a{color:var(--c-primary);text-decoration:none}.hidden{display:none!important}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--c-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--c-text-muted)}.view{min-height:100vh;min-height:100dvh;position:relative}.view-center{display:flex;align-items:center;justify-content:center;padding:16px}.offline-banner{position:sticky;top:0;z-index:1000;display:flex;align-items:center;justify-content:center;gap:8px;background:var(--c-danger);color:#fff;padding:8px 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.google-icon{flex-shrink:0;width:15px;height:15px}.auth-trust-badge{display:flex;align-items:center;justify-content:center;gap:5px;margin-top:8px;padding-top:7px;border-top:1px solid var(--c-border-light);font-size:10.5px;font-weight:500;color:var(--c-text-muted)}.auth-trust-badge svg{color:var(--c-success);flex-shrink:0}.drive-header{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0;height:calc(var(--header-h) + var(--safe-top));padding:var(--safe-top) max(16px,var(--safe-right)) 0 max(16px,var(--safe-left));background:var(--c-surface);border-bottom:1px solid var(--c-border);position:sticky;top:0;z-index:200;backdrop-filter:blur(16px)}.drive-header-left{display:flex;align-items:center;gap:10px;flex-shrink:0}.drive-brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;letter-spacing:-.02em;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;white-space:nowrap;flex-shrink:0}.drive-brand svg{-webkit-text-fill-color:initial;color:var(--c-primary);flex-shrink:0}.drive-search{flex:1 1 0;max-width:520px;display:flex;align-items:center;gap:8px;padding:0 14px;background:var(--c-surface-alt);border:1px solid var(--c-border);border-radius:var(--radius-md);height:40px;transition:all var(--transition);min-width:0;margin:0 auto}.drive-search:focus-within{border-color:var(--c-primary);background:var(--c-surface);box-shadow:0 0 0 3px var(--c-primary-soft)}.drive-search svg{color:var(--c-text-muted);flex-shrink:0}.drive-search input{flex:1 1 0;min-width:0;width:100%;border:none;background:none;outline:none;font-size:14px;color:var(--c-text)}.drive-search input::placeholder{color:var(--c-text-muted)}.search-clear-btn{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--c-border);color:var(--c-text-secondary);font-size:12px;flex-shrink:0;transition:var(--transition)}.search-clear-btn:hover{background:var(--c-text-muted);color:#fff}.drive-header-right{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:auto}.view-toggle{display:flex;gap:2px;padding:3px;background:var(--c-surface-alt);border:1px solid var(--c-border);border-radius:var(--radius-sm);flex-shrink:0}.view-toggle-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius-xs);color:var(--c-text-muted);transition:all var(--transition)}.view-toggle-btn:hover{color:var(--c-text)}.view-toggle-btn.active{background:var(--c-surface);color:var(--c-primary);box-shadow:var(--shadow-xs)}.drive-user{position:relative;flex-shrink:0;display:flex;align-items:center;gap:8px}.dashboard-badge-btn{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;height:36px;border-radius:20px;background:linear-gradient(135deg,#6366f11a,#4f46e51f);border:1px solid rgba(99,102,241,.35);color:var(--c-primary);font-size:12px;font-weight:700;letter-spacing:.02em;cursor:pointer;transition:all var(--transition);box-shadow:0 2px 8px #6366f126;position:relative;flex-shrink:0}.dashboard-badge-btn:hover{background:var(--gradient-primary);color:#fff;border-color:transparent;box-shadow:0 4px 16px var(--c-primary-glow);transform:translateY(-1px)}.dashboard-badge-btn:active{transform:scale(.95)}.dashboard-badge-btn .badge-icon{display:flex;align-items:center;justify-content:center;transition:transform var(--transition)}.dashboard-badge-btn:hover .badge-icon{transform:scale(1.15) rotate(-6deg)}.dashboard-badge-btn .live-pulse{width:7px;height:7px;border-radius:50%;background:#10b981;box-shadow:0 0 #10b981b3;animation:pulseGreen 2s infinite;flex-shrink:0}@keyframes pulseGreen{0%{transform:scale(.95);box-shadow:0 0 #10b981b3}70%{transform:scale(1);box-shadow:0 0 0 6px #10b98100}to{transform:scale(.95);box-shadow:0 0 #10b98100}}.avatar-btn{width:38px;height:38px;border-radius:50%;background:var(--gradient-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;transition:all var(--transition);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.avatar-btn:hover{box-shadow:0 0 0 3px var(--c-primary-soft);transform:scale(1.04)}.avatar-btn img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.user-menu{position:absolute;right:0;top:48px;width:280px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);box-shadow:var(--shadow-xl);padding:8px;z-index:300;animation:menuIn .2s cubic-bezier(.4,0,.2,1)}@keyframes menuIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.user-menu-header{padding:12px;border-bottom:1px solid var(--c-border);margin-bottom:4px}.user-menu-id{display:flex;align-items:center;gap:12px}.user-menu-photo{width:44px;height:44px;border-radius:50%;object-fit:cover;flex-shrink:0;background:var(--c-surface-alt)}.user-menu-email{font-weight:700;font-size:13px;margin-bottom:8px;word-break:break-all}.user-menu-storage{display:flex;flex-direction:column;gap:4px}.storage-bar{height:6px;background:var(--c-surface-alt);border-radius:3px;overflow:hidden}.storage-fill{height:100%;background:var(--gradient-primary);transition:width .4s ease;width:0%;border-radius:3px}#storage-text{font-size:11px;color:var(--c-text-muted);font-weight:500}.user-menu-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;width:100%;text-align:left;transition:var(--transition)}.user-menu-item:hover{background:var(--c-surface-alt)}.user-menu-item.danger{color:var(--c-danger)}.user-menu-item.danger:hover{background:var(--c-danger-soft)}.drive-body{display:flex;height:calc(100vh - var(--header-h) - var(--safe-top));height:calc(100dvh - var(--header-h) - var(--safe-top))}.sidebar{width:var(--sidebar-w);flex-shrink:0;min-width:0;background:var(--c-surface);border-right:1px solid var(--c-border);padding:16px 12px;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;gap:10px;transition:width .25s cubic-bezier(.4,0,.2,1),padding .25s cubic-bezier(.4,0,.2,1),opacity .2s ease,border-color .25s 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