:root{--bg: #F3F4F6;--surface: #FFFFFF;--text-primary: #111827;--text-secondary: #6B7280;--accent: #2563EB;--accent-hover: #1D4ED8;--urgent: #EF4444;--soon: #F97316;--safe: #22C55E;--border: #E5E7EB;--shadow: rgba(0, 0, 0, .08);--shadow-hover: rgba(0, 0, 0, .14);--header-bg: #2563EB;--header-text: #FFFFFF;--input-bg: #F9FAFB;--input-border: #D1D5DB;--badge-req-bg: #FEE2E2;--badge-req-text: #991B1B;--badge-opt-bg: #DCFCE7;--badge-opt-text: #166534;--badge-warn-bg: #FEF3C7;--badge-warn-text: #92400E;--plate-bg: #DBEAFE;--plate-text: #1E40AF;--overlay: rgba(0, 0, 0, .45);--radius: 12px;--radius-sm: 8px;--radius-xs: 6px;--transition: .3s ease;--card-padding: 16px}html.dark{--bg: #0F172A;--surface: #1E293B;--text-primary: #F9FAFB;--text-secondary: #94A3B8;--accent: #38BDF8;--accent-hover: #7DD3FC;--urgent: #F87171;--soon: #FB923C;--safe: #4ADE80;--border: #334155;--shadow: rgba(0, 0, 0, .3);--shadow-hover: rgba(0, 0, 0, .45);--header-bg: #0F172A;--header-text: #F9FAFB;--input-bg: #0F172A;--input-border: #475569;--badge-req-bg: #450A0A;--badge-req-text: #FCA5A5;--badge-opt-bg: #052E16;--badge-opt-text: #86EFAC;--badge-warn-bg: #431407;--badge-warn-text: #FDE68A;--plate-bg: #0C2444;--plate-text: #93C5FD;--overlay: rgba(0, 0, 0, .65)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text-primary);line-height:1.5;min-height:100vh;transition:background var(--transition),color var(--transition)}.text-car-title{font-size:18px;font-weight:700;color:var(--text-primary)}.text-amount{font-size:20px;font-weight:700;color:var(--accent)}.text-secondary{font-size:14px;font-weight:400;color:var(--text-secondary)}.container{max-width:960px;margin:0 auto;padding:1rem}header{background:var(--header-bg);color:var(--header-text);padding:.75rem 1rem;margin-bottom:1.25rem;box-shadow:0 2px 8px 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var(--transition)}header nav a.active{color:#fff;background:#ffffff2e;font-weight:600}header nav .logout-btn{color:#ffffffa6;font-size:.8rem}.theme-toggle{background:#ffffff1f;border:none;border-radius:var(--radius-xs);padding:.3rem .45rem;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#ffffffd9;transition:background var(--transition),transform var(--transition);line-height:0}.theme-toggle:hover{background:#ffffff38;color:#fff;transform:scale(1.1)}.theme-toggle:active{transform:scale(.95)}.card{background:var(--surface);border-radius:var(--radius);padding:var(--card-padding);margin-bottom:1rem;box-shadow:0 2px 8px var(--shadow);border:1px solid var(--border);transition:background var(--transition),box-shadow var(--transition)}.card:hover{box-shadow:0 6px 20px var(--shadow-hover)}.card h2{font-size:1.05rem;font-weight:600;margin-bottom:.75rem;color:var(--text-primary)}.car-grid{display:flex;flex-direction:column;gap:1rem}@media (min-width: 768px){.car-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}}.car-card{background:var(--surface);border-radius:var(--radius);padding:var(--card-padding);box-shadow:0 2px 8px var(--shadow);border:1px solid var(--border);position:relative;display:flex;flex-direction:column;gap:.75rem;cursor:pointer;transition:box-shadow var(--transition),transform var(--transition),background var(--transition)}.car-card:hover{box-shadow:0 6px 20px var(--shadow-hover);transform:translateY(-2px)}.car-card-actions{display:flex;gap:.5rem;align-items:center;justify-content:flex-start}.car-card-quick-add{margin-left:auto;background:transparent;color:var(--accent);border:2px solid var(--accent);border-radius:var(--radius-xs);padding:.35rem .75rem;font-size:.8rem;font-weight:700;cursor:pointer;display:flex;align-items:center;gap:.3rem;transition:background var(--transition),color var(--transition),transform 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var(--transition),box-shadow var(--transition)}.btn:hover{transform:translateY(-1px);box-shadow:0 3px 10px var(--shadow-hover)}.btn:active{transform:scale(.97);box-shadow:none}.btn-primary{background:transparent;color:var(--accent);border:2px solid var(--accent);font-weight:700}.btn-primary:hover{background:var(--accent);color:#fff}.btn-primary:active{transform:scale(.98)}.btn-danger{background:transparent;color:var(--urgent);border:2px solid var(--urgent);font-weight:700}.btn-danger:hover{background:var(--urgent);color:#fff}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border-strong, #999)}.btn-ghost:hover{background:var(--text-primary);color:var(--surface);border-color:var(--text-primary)}.btn-small{padding:.25rem .6rem;font-size:.78rem}.btn+.btn{margin-left:.4rem}.modal-form-actions{display:flex;gap:.75rem;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--border)}.modal-form-actions .btn{flex:1;padding:.75rem;font-size:1rem}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:.4rem;color:var(--text-secondary)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.55rem .75rem;background:var(--input-bg);border:1.5px solid var(--input-border);border-radius:var(--radius-xs);font-size:.9rem;color:var(--text-primary);transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #2563eb26}html.dark .form-group input:focus,html.dark .form-group select:focus,html.dark .form-group textarea:focus{box-shadow:0 0 0 3px #38bdf833}.form-row{display:flex;gap:1rem}.color-swatch-row{display:flex;flex-wrap:wrap;gap:10px}.color-swatch{width:36px;height:36px;border-radius:50%;background:var(--swatch-color);border:none;cursor:pointer;padding:0;transition:transform .15s ease,box-shadow .15s ease;flex-shrink:0}.color-swatch:hover{transform:scale(1.15)}.color-swatch.selected{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--swatch-color);transform:scale(1.1)}.form-row .form-group{flex:1}.form-check{display:flex;align-items:center;gap:.5rem;margin-bottom:20px}.form-check input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}.form-check label{font-size:.875rem;color:var(--text-primary);cursor:pointer}.expense-list{list-style:none}.expense-item{display:flex;justify-content:space-between;align-items:center;gap:.75rem;padding:.65rem 0;border-bottom:1px solid var(--border);transition:background 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.5rem;border-radius:var(--radius-xs);font-size:.72rem;font-weight:700}.badge-required{background:var(--badge-req-bg);color:var(--badge-req-text)}.badge-optional{background:var(--badge-opt-bg);color:var(--badge-opt-text)}.badge-warning{background:var(--badge-warn-bg);color:var(--badge-warn-text)}.urgency-urgent{color:var(--urgent)}.urgency-soon{color:var(--soon)}.urgency-safe{color:var(--safe)}.carousel-wrapper{position:relative;margin-bottom:1.5rem}.carousel-track{overflow:hidden;border-radius:var(--radius)}.carousel-slide{display:none}.carousel-slide.active{display:block;animation:slideIn .4s ease}@keyframes slideIn{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}.carousel-card{background:var(--surface);border-radius:var(--radius);padding:var(--card-padding);border:1px solid var(--border);box-shadow:0 2px 8px var(--shadow);display:flex;flex-direction:column;gap:.5rem;transition:background var(--transition)}.carousel-card-header{display:flex;justify-content:space-between;align-items:flex-start;gap:.5rem}.carousel-car-name{font-weight:700;font-size:1rem;color:var(--text-primary)}.carousel-days-badge{font-size:.75rem;font-weight:700;padding:.2rem .6rem;border-radius:999px;white-space:nowrap;flex-shrink:0}.carousel-category{font-size:.875rem;color:var(--text-secondary)}.carousel-amount{font-size:18px;font-weight:700;color:var(--accent)}.carousel-dots{display:flex;justify-content:center;gap:.4rem;margin-top:.75rem}.carousel-dot{width:7px;height:7px;border-radius:50%;background:var(--border);border:none;cursor:pointer;padding:0;transition:background var(--transition),transform var(--transition)}.carousel-dot.active{background:var(--accent);transform:scale(1.3)}.empty-state{text-align:center;padding:2.5rem 1rem;color:var(--text-secondary)}.notification-bar{background:var(--badge-warn-bg);border-left:4px solid var(--soon);padding:.75rem 1rem;margin-bottom:1rem;border-radius:0 var(--radius-xs) var(--radius-xs) 0;transition:background var(--transition)}.notification-bar h3{font-size:.9rem;margin-bottom:.3rem;color:var(--text-primary)}.notification-bar ul{list-style:none;font-size:.85rem}.notification-bar li{padding:.15rem 0;color:var(--text-primary)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay);display:flex;align-items:flex-end;justify-content:center;z-index:100;animation:fadeIn .2s ease}@media (min-width: 480px){.modal-overlay{align-items:center}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--surface);border-radius:var(--radius) var(--radius) 0 0;padding:1.25rem var(--card-padding) 0;width:100%;max-width:520px;max-height:90vh;overflow-y:auto;box-shadow:0 -8px 32px var(--shadow);animation:slideUp .3s ease;transition:background var(--transition)}@media (min-width: 480px){.modal{border-radius:var(--radius);box-shadow:0 16px 48px var(--shadow-hover);animation:scaleIn .25s ease}}@keyframes 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var(--border);margin-bottom:1rem;transition:background var(--transition)}.bar-chart-section h2{font-size:1rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary)}.bar-chart{display:flex;align-items:flex-end;gap:4px;height:140px;padding:0 4px}.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;height:100%;justify-content:flex-end}.bar{width:100%;background:var(--accent);border-radius:4px 4px 0 0;transition:height .6s ease,background var(--transition);min-height:2px}.bar:hover{opacity:.8}.bar-label{font-size:9px;color:var(--text-secondary);text-align:center}.bar-amount{font-size:8px;color:var(--text-secondary);text-align:center}.section-title{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:.75rem;display:flex;align-items:center;justify-content:space-between}.tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:1rem;overflow-x:auto;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.tab{padding:.5rem 1rem;cursor:pointer;border:none;background:none;font-size:.875rem;color:var(--text-secondary);border-bottom:2px solid transparent;margin-bottom:-2px;white-space:nowrap;transition:color var(--transition),border-color var(--transition)}.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tab:hover:not(.active){color:var(--text-primary)}.settings-card{background:var(--surface);border-radius:var(--radius);padding:var(--card-padding);box-shadow:0 2px 8px var(--shadow);border:1px solid var(--border);margin-bottom:1rem;transition:background var(--transition)}.settings-card h2{font-size:1rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary)}.loading{text-align:center;padding:2rem;color:var(--text-secondary);font-size:.9rem}@media (max-width: 480px){.container{padding:.75rem}header h1{font-size:1rem}.modal{max-height:95vh}.expense-amount{font-size:17px}.form-row{flex-direction:column;gap:0}}