*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-primary-light: #818cf8;--color-primary-surface: rgba(99, 102, 241, .08);--color-accent: #06b6d4;--color-accent-hover: #0891b2;--color-success: #10b981;--color-success-surface: rgba(16, 185, 129, .1);--color-warning: #f59e0b;--color-warning-surface: rgba(245, 158, 11, .1);--color-danger: #ef4444;--color-danger-surface: rgba(239, 68, 68, .1);--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-elevated: #ffffff;--bg-overlay: rgba(0, 0, 0, .5);--text-primary: #0f172a;--text-secondary: #475569;--text-tertiary: #94a3b8;--text-inverse: #ffffff;--border-primary: #e2e8f0;--border-secondary: #cbd5e1;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .04);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .06);--font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease;--sidebar-width: 260px;--sidebar-collapsed: 64px;--header-height: 64px;--node-valid: #10b981;--node-invalid: #ef4444;--node-folder: #6366f1;--node-file: #64748b}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-elevated: #1e293b;--bg-overlay: rgba(0, 0, 0, .7);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-tertiary: #64748b;--border-primary: #334155;--border-secondary: #475569;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .6);--color-primary-surface: rgba(99, 102, 241, .15);--color-success-surface: rgba(16, 185, 129, .15);--color-warning-surface: rgba(245, 158, 11, .15);--color-danger-surface: rgba(239, 68, 68, .15)}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);background:var(--bg-secondary);color:var(--text-primary);line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-hover)}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);font-family:var(--font-family);font-size:var(--font-size-sm);font-weight:600;border-radius:var(--radius-lg);border:none;cursor:pointer;transition:all var(--transition-fast);white-space:nowrap}.btn:active{transform:scale(.97)}.btn-primary{background:var(--color-primary);color:var(--text-inverse)}.btn-primary:hover{background:var(--color-primary-hover);box-shadow:var(--shadow-md)}.btn-outline{background:transparent;color:var(--text-primary);border:1px solid var(--border-primary)}.btn-outline:hover{background:var(--bg-tertiary);border-color:var(--border-secondary)}.btn-danger{background:var(--color-danger);color:var(--text-inverse)}.btn-danger:hover{background:#dc2626}.btn-ghost{background:transparent;color:var(--text-secondary);padding:var(--space-2)}.btn-ghost:hover{color:var(--text-primary);background:var(--color-primary-surface)}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-md)}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--font-size-base);border-radius:var(--radius-xl)}.card{background:var(--bg-elevated);border:1px solid var(--border-primary);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-base)}.card:hover{box-shadow:var(--shadow-md)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-4)}.card-title{font-size:var(--font-size-lg);font-weight:700;color:var(--text-primary)}.card-subtitle{font-size:var(--font-size-sm);color:var(--text-secondary);margin-top:var(--space-1)}.stat-card{display:flex;align-items:flex-start;gap:var(--space-4);padding:var(--space-5)}.stat-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-lg);font-size:var(--font-size-xl);flex-shrink:0}.stat-icon.success{background:var(--color-success-surface);color:var(--color-success)}.stat-icon.warning{background:var(--color-warning-surface);color:var(--color-warning)}.stat-icon.danger{background:var(--color-danger-surface);color:var(--color-danger)}.stat-icon.primary{background:var(--color-primary-surface);color:var(--color-primary)}.stat-value{font-size:var(--font-size-3xl);font-weight:800;line-height:1.1;color:var(--text-primary)}.stat-label{font-size:var(--font-size-sm);color:var(--text-secondary);margin-top:var(--space-1)}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs);font-weight:600;border-radius:var(--radius-full)}.badge-success{background:var(--color-success-surface);color:var(--color-success)}.badge-danger{background:var(--color-danger-surface);color:var(--color-danger)}.badge-warning{background:var(--color-warning-surface);color:var(--color-warning)}.badge-primary{background:var(--color-primary-surface);color:var(--color-primary)}.progress-bar{width:100%;height:8px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-fill{height:100%;border-radius:var(--radius-full);transition:width var(--transition-slow)}.progress-fill.success{background:var(--color-success)}.progress-fill.warning{background:var(--color-warning)}.progress-fill.danger{background:var(--color-danger)}.progress-fill.primary{background:var(--color-primary)}.search-input{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background:var(--bg-tertiary);border:1px solid transparent;border-radius:var(--radius-lg);font-family:var(--font-family);font-size:var(--font-size-sm);color:var(--text-primary);transition:all var(--transition-fast);width:100%}.search-input:focus-within{background:var(--bg-elevated);border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-surface)}.search-input input{flex:1;border:none;background:transparent;outline:none;font-family:inherit;font-size:inherit;color:inherit}.search-input input::placeholder{color:var(--text-tertiary)}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:var(--space-3) var(--space-4);font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);border-bottom:1px solid var(--border-primary)}.data-table td{padding:var(--space-3) var(--space-4);font-size:var(--font-size-sm);color:var(--text-secondary);border-bottom:1px solid var(--border-primary)}.data-table tr:hover td{background:var(--color-primary-surface)}.tooltip{position:relative}.tooltip-content{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);padding:var(--space-2) var(--space-3);background:var(--text-primary);color:var(--text-inverse);font-size:var(--font-size-xs);border-radius:var(--radius-sm);white-space:nowrap;pointer-events:none;opacity:0;transition:opacity var(--transition-fast)}.tooltip:hover .tooltip-content{opacity:1}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-16px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.fade-in{animation:fadeIn .4s ease both}.slide-in-left{animation:slideInLeft .3s ease both}.skeleton{animation:pulse 1.5s ease-in-out infinite;background:var(--bg-tertiary);border-radius:var(--radius-md)}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-elevated);border-right:1px solid var(--border-primary);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:width var(--transition-base)}.sidebar-header{height:var(--header-height);display:flex;align-items:center;padding:0 var(--space-5);border-bottom:1px solid var(--border-primary);gap:var(--space-3)}.sidebar-logo{width:36px;height:36px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:var(--font-size-lg);flex-shrink:0}.sidebar-brand{font-size:var(--font-size-base);font-weight:700;color:var(--text-primary)}.sidebar-nav{flex:1;padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-1)}.nav-section-label{font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);padding:var(--space-4) var(--space-3) var(--space-2)}.nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-3);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}.nav-item:hover{background:var(--color-primary-surface);color:var(--text-primary)}.nav-item.active{background:var(--color-primary-surface);color:var(--color-primary);font-weight:600}.nav-item .nav-icon{width:20px;text-align:center;flex-shrink:0}.sidebar-footer{padding:var(--space-4);border-top:1px solid var(--border-primary)}.user-card{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-md)}.user-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--color-primary),var(--color-accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:var(--font-size-sm);flex-shrink:0}.user-info{flex:1;min-width:0}.user-name{font-size:var(--font-size-sm);font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role{font-size:var(--font-size-xs);color:var(--text-tertiary)}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100vh}.main-header{height:var(--header-height);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-8);background:var(--bg-elevated);border-bottom:1px solid var(--border-primary);position:sticky;top:0;z-index:50}.main-header-left{display:flex;align-items:center;gap:var(--space-4)}.main-header-right{display:flex;align-items:center;gap:var(--space-3)}.page-title{font-size:var(--font-size-xl);font-weight:700;color:var(--text-primary)}.page-content{padding:var(--space-8)}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#0f172a,#1e1b4b,#0f172a);position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 50%,rgba(99,102,241,.1) 0%,transparent 50%),radial-gradient(circle at 70% 30%,rgba(6,182,212,.08) 0%,transparent 50%);animation:spin 60s linear infinite}.login-card{position:relative;background:#1e293bcc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(99,102,241,.2);border-radius:var(--radius-2xl);padding:var(--space-12);text-align:center;max-width:420px;width:90%;box-shadow:0 25px 50px -12px #00000080}.login-logo{width:72px;height:72px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-6);font-size:var(--font-size-3xl);color:#fff;font-weight:800}.login-title{font-size:var(--font-size-2xl);font-weight:800;color:#f1f5f9;margin-bottom:var(--space-2)}.login-subtitle{font-size:var(--font-size-sm);color:#94a3b8;margin-bottom:var(--space-8);line-height:1.6}.login-btn-google{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-3);width:100%;padding:var(--space-4) var(--space-6);background:#fff;color:#1f2937;font-family:var(--font-family);font-size:var(--font-size-base);font-weight:600;border:none;border-radius:var(--radius-xl);cursor:pointer;transition:all var(--transition-fast)}.login-btn-google:hover{background:#f8fafc;box-shadow:0 8px 25px #6366f14d;transform:translateY(-1px)}.login-btn-google svg{width:20px;height:20px}.login-footer{margin-top:var(--space-6);font-size:var(--font-size-xs);color:#64748b}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-6);margin-bottom:var(--space-8)}.treemap-container{background:var(--bg-elevated);border:1px solid var(--border-primary);border-radius:var(--radius-xl);overflow:hidden;position:relative}.treemap-toolbar{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--border-primary)}.treemap-toolbar-left{display:flex;align-items:center;gap:var(--space-3)}.treemap-toolbar-right{display:flex;align-items:center;gap:var(--space-2)}.treemap-canvas{height:500px;position:relative;overflow:auto}.treemap-legend{display:flex;align-items:center;gap:var(--space-5);padding:var(--space-3) var(--space-5);border-top:1px solid var(--border-primary);font-size:var(--font-size-xs);color:var(--text-secondary)}.legend-item{display:flex;align-items:center;gap:var(--space-2)}.legend-dot{width:10px;height:10px;border-radius:var(--radius-full)}.tree-node{cursor:pointer}.tree-node circle{transition:all var(--transition-fast)}.tree-node:hover circle{filter:brightness(1.2);stroke-width:3}.tree-node text{font-family:var(--font-family);font-size:11px;fill:var(--text-primary)}.tree-link{fill:none;stroke:var(--border-primary);stroke-width:1.5;stroke-opacity:.5}@media(max-width:768px){.sidebar{width:var(--sidebar-collapsed)}.sidebar-brand,.nav-section-label,.nav-item span:not(.nav-icon),.user-info{display:none}.main-content{margin-left:var(--sidebar-collapsed)}.stats-grid{grid-template-columns:1fr}}