:root{--bg-primary: #0a0a1a;--bg-secondary: #10102a;--bg-tertiary: #181840;--surface: rgba(255,255,255,.06);--surface-hover: rgba(255,255,255,.1);--surface-active: rgba(255,255,255,.14);--surface-border: rgba(255,255,255,.1);--text-primary: #e8e8f0;--text-secondary: #9595b8;--text-muted: #9292bd;--control-border: #62628a;--focus-ring: #a9b7ff;--accent: #667eea;--accent2: #764ba2;--accent-gradient: linear-gradient(135deg, #667eea, #764ba2);--success: #43e97b;--success-dim: rgba(67,233,123,.12);--danger: #f5576c;--danger-dim: rgba(245,87,108,.12);--warning: #ffa726;--warning-dim: rgba(255,167,38,.12);--info: #4facfe;--info-dim: rgba(79,172,254,.12);--radius: 14px;--radius-sm: 8px;--radius-lg: 20px;--sidebar-expanded-w: 250px;--sidebar-compact-w: 72px;--sidebar-w: var(--sidebar-expanded-w);--month-1: #83b9ff;--month-2: #aaa7ff;--month-3: #58d68d;--month-4: #4fc3f7;--month-5: #f58ac6;--month-6: #ffcb47;--month-7: #ff8a65;--month-8: #e0ad5a;--month-9: #ef6c6c;--month-10: #e98242;--month-11: #a4b2c8;--month-12: #d7a6ff;--transition: .25s cubic-bezier(.4,0,.2,1);--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--shadow-sm: 0 1px 3px rgba(0,0,0,.3);--shadow-md: 0 4px 16px rgba(0,0,0,.4);--shadow-lg: 0 8px 32px rgba(0,0,0,.5);--shadow-xl: 0 16px 48px rgba(0,0,0,.6)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:15px;scroll-behavior:smooth}body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh}body.sidebar-collapsed{--sidebar-w: 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8px;border-radius:4px;background:var(--surface);color:var(--text-muted)}.export-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.export-card{text-align:center;padding:32px}.export-card .export-icon{font-size:2.5rem;margin-bottom:16px}.export-card p{color:var(--text-secondary);font-size:.85rem;margin:12px 0 20px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:all var(--transition)}.modal-overlay.active{opacity:1;visibility:visible}.modal{background:var(--bg-secondary);border:1px solid var(--surface-border);border-radius:var(--radius-lg);padding:28px;min-width:0;max-width:560px;width:min(90%,560px);transform:translateY(20px);transition:transform var(--transition);box-shadow:var(--shadow-xl);max-height:calc(100vh - 32px);overflow-y:auto}.modal-overlay.active 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var(--danger)}@media(max-width:1200px){.kpi-grid{grid-template-columns:repeat(2,1fr)}.months-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.month-detail{grid-template-columns:minmax(0,1fr)}.summary-card{position:static}.settings-grid,.export-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:769px){body.sidebar-collapsed .sidebar-logo{grid-template-columns:28px 44px;gap:0;padding-inline:0}body.sidebar-collapsed .sidebar-logo .logo-icon{width:28px;height:28px;border-radius:8px;font-size:15px}body.sidebar-collapsed .sidebar-brand-name,body.sidebar-collapsed .sidebar-label,body.sidebar-collapsed .sidebar-section-title{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;opacity:0}body.sidebar-collapsed .sidebar-item{justify-content:center;gap:0;padding-inline:8px}body.sidebar-collapsed .sidebar-item .item-icon{margin:0}body.sidebar-collapsed 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