:root{--font-display:"Outfit", "Sarabun", system-ui, -apple-system, sans-serif;--font-body:"Inter", "Sarabun", system-ui, -apple-system, sans-serif;--bg-main:#f8fafc;--bg-surface:#fff;--bg-surface-elevated:#f1f5f9;--primary:#e6222b;--primary-hover:#dc2626;--primary-glow:#e6222b33;--accent-blue:#2563eb;--accent-blue-glow:#2563eb33;--accent-green:#059669;--accent-green-glow:#05966933;--accent-amber:#d97706;--accent-amber-glow:#d9770633;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--border-color:#0000001a;--border-color-hover:#0003;--border-glow:#e6222b26;--glass-bg:#ffffffd9;--glass-border:#00000014;--shadow-sm:0 1px 3px #0000001a;--shadow-md:0 4px 12px #00000014;--shadow-lg:0 12px 30px #0000001f;--radius-sm:6px;--radius-md:12px;--radius-lg:20px;--radius-full:9999px;--transition-fast:.15s ease;--transition-normal:.3s cubic-bezier(.4, 0, .2, 1);--transition-slow:.5s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-main);color:var(--text-primary);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);letter-spacing:-.02em;font-weight:700}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{border-radius:var(--radius-full);background:#cbd5e1}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.app-container{background-image:radial-gradient(at 0 0,#e6222b0d 0,#0000 50%),radial-gradient(at 100% 0,#2563eb0a 0,#0000 50%),radial-gradient(at 50% 100%,#fff 0,#0000 50%);flex-direction:column;min-height:100vh;display:flex}.main-content{flex:1;width:100%;min-width:0;padding:24px}.glass-card{background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:border-color var(--transition-normal), box-shadow var(--transition-normal);padding:24px}.glass-card:hover{border-color:var(--border-color-hover);box-shadow:var(--shadow-lg), 0 0 20px #2563eb0d}.btn{font-family:var(--font-display);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 12px var(--primary-glow)}.btn-primary:hover{background:var(--primary-hover);box-shadow:0 6px 16px var(--primary-glow);transform:translateY(-2px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{color:var(--text-primary);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);background:#fff}.btn-secondary:hover{border-color:var(--border-color-hover);color:var(--text-primary);background:#f1f5f9}.btn-outline-primary{color:var(--primary);border:1px solid var(--primary);background:0 0}.btn-outline-primary:hover{background:var(--primary);color:#fff;box-shadow:0 0 15px var(--primary-glow)}.app-body{flex:1;width:100%;max-width:100%;margin:0;display:flex}.app-sidebar{border-right:1px solid var(--border-color);background:#fff6;width:280px;padding:24px 16px 24px 24px}@media (width<=1024px){.app-sidebar{width:240px;padding:24px 16px}}@media (width<=768px){.app-body{flex-direction:column}.app-sidebar{border-right:none;border-bottom:1px solid var(--border-color);width:100%;padding:16px}.sidebar-nav{overflow-x:auto;flex-direction:row!important}}.sidebar-nav{flex-direction:column;gap:8px;display:flex;position:sticky;top:100px}.sidebar-btn{width:100%;color:var(--text-secondary);font-family:var(--font-display);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);text-align:left;white-space:nowrap;background:0 0;border:1px solid #0000;align-items:center;gap:12px;padding:12px 16px;font-size:1rem;font-weight:600;display:flex}.sidebar-btn:hover{color:var(--text-primary);background:#0000000a}.sidebar-btn.active{color:var(--primary);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);background:#fff}.app-header{border-bottom:1px solid var(--border-color);z-index:100;box-shadow:var(--shadow-sm);background:#fff;padding:12px 24px;position:sticky;top:0}.header-wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;max-width:1440px;margin:0 auto;display:flex}.header-brand{align-items:center;gap:16px;display:flex}.header-logo{border-radius:var(--radius-sm);object-fit:contain;mix-blend-mode:multiply;width:auto;height:72px;transition:all var(--transition-fast);padding:6px}@media (width<=768px){.header-logo{height:48px;padding:2px}}.header-title-container{flex-direction:column;display:flex}.header-title{background:linear-gradient(135deg, var(--text-primary) 30%, var(--primary) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:1.4rem;font-weight:800}.header-subtitle{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-size:.75rem;font-weight:600}.header-user-status{align-items:center;gap:16px;display:flex}.xp-badge{color:var(--accent-amber);border-radius:var(--radius-full);font-weight:700;font-family:var(--font-display);background:#d977061a;border:1px solid #d9770633;align-items:center;gap:6px;padding:6px 12px;font-size:.9rem;display:flex}.category-filter{gap:8px;max-width:100%;margin-bottom:24px;padding-bottom:8px;display:flex;overflow-x:auto}.filter-chip{border:1px solid var(--border-color);color:var(--text-secondary);border-radius:var(--radius-full);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);box-shadow:var(--shadow-sm);background:#fff;padding:8px 16px;font-size:.85rem;font-weight:600}.filter-chip:hover,.filter-chip.active{background:var(--text-primary);color:#fff;border-color:var(--text-primary)}.catalog-layout{grid-template-columns:1fr 380px;align-items:start;gap:32px;display:grid}@media (width<=1024px){.catalog-layout{grid-template-columns:1fr;gap:24px}}.car-list-sidebar{flex-direction:column;gap:12px;max-height:75vh;padding-right:4px;display:flex;overflow-y:auto}.car-list-card{border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);box-shadow:var(--shadow-sm);background:#fff;padding:16px}.car-list-card:hover{border-color:var(--text-secondary);background:#f8fafc}.car-list-card.active{border-color:var(--primary);box-shadow:inset 0 0 0 1px var(--primary);background:#e6222b0d}.car-list-title{color:var(--text-primary);margin-bottom:4px;font-size:.95rem;font-weight:600}.car-list-price{color:var(--accent-amber);font-size:.85rem;font-weight:700;font-family:var(--font-display)}.car-detail-panel{flex-direction:column;gap:24px;display:flex}.visualizer-card{border:1px solid var(--border-color);border-radius:var(--radius-lg);background:radial-gradient(circle,#f1f5f9 0%,#e2e8f0 100%);flex-direction:column;justify-content:center;align-items:center;min-height:400px;padding:32px;display:flex;position:relative;overflow:hidden;box-shadow:inset 0 0 40px #0000000d}.visualizer-image{object-fit:contain;max-width:90%;max-height:300px;transition:transform var(--transition-slow)}.visualizer-image:hover{transform:scale(1.03)}.visualizer-controls{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;width:100%;margin-top:auto;display:flex}.color-picker{flex-direction:column;gap:8px;display:flex}.color-picker-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:700}.color-picker-options{gap:8px;display:flex}.color-dot{border-radius:var(--radius-full);cursor:pointer;width:28px;height:28px;transition:all var(--transition-fast);border:2px solid #fff;position:relative;box-shadow:0 2px 4px #0003}.color-dot.active{border-color:var(--primary);transform:scale(1.15);box-shadow:0 4px 8px #e6222b4d}.color-tooltip{visibility:hidden;background-color:var(--text-primary);color:#fff;text-align:center;border-radius:var(--radius-sm);z-index:1;opacity:0;transition:opacity var(--transition-fast);white-space:nowrap;padding:4px 8px;font-size:.75rem;position:absolute;bottom:125%;left:50%;transform:translate(-50%)}.color-dot:hover .color-tooltip{visibility:visible;opacity:1}.angle-selector{border-radius:var(--radius-md);border:1px solid var(--border-color);background:#0000000d;gap:2px;padding:3px;display:flex}.angle-btn{color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;padding:8px 14px;font-size:.75rem;font-weight:700}.angle-btn.active{color:var(--primary);box-shadow:var(--shadow-sm);background:#fff}.spec-sheet-card{padding:24px}.spec-section-header{color:var(--text-primary);border-bottom:2px solid var(--primary);margin:24px 0 12px;padding-bottom:6px;font-size:1.1rem}.spec-section-header:first-of-type{margin-top:0}.spec-table{border-collapse:collapse;width:100%}.spec-row{border-bottom:1px solid var(--border-color);grid-template-columns:240px 1fr;padding:12px 14px;font-size:.9rem;display:grid}.spec-row:nth-child(2n){background:#00000005}.spec-label{color:var(--text-secondary);font-weight:600}.spec-value{color:var(--text-primary);font-weight:500}.compare-container{flex-direction:column;gap:24px;display:flex}.compare-selectors-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.select-wrapper{flex-direction:column;gap:8px;display:flex}.select-label{color:var(--text-secondary);text-transform:uppercase;font-size:.8rem;font-weight:700}.custom-select{border:1px solid var(--border-color);color:var(--text-primary);border-radius:var(--radius-md);font-family:var(--font-body);cursor:pointer;width:100%;box-shadow:var(--shadow-sm);background:#fff;outline:none;padding:12px;font-size:.9rem;font-weight:500}.custom-select:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px var(--accent-blue-glow)}.compare-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:16px;display:grid}.compare-column-card{border:1px solid var(--border-color);border-radius:var(--radius-lg);background:#fff;flex-direction:column;gap:16px;padding:16px;display:flex}.compare-car-name{text-align:center;color:var(--text-primary);font-size:1.1rem;font-weight:800}.compare-car-price{color:var(--accent-amber);text-align:center;font-size:1.25rem;font-weight:800;font-family:var(--font-display)}.compare-image-wrap{border-radius:var(--radius-md);border:1px solid var(--border-color);background:#f1f5f9;justify-content:center;align-items:center;width:100%;height:180px;padding:12px;display:flex}.compare-img{object-fit:contain;max-width:100%;max-height:100%}.diff-highlight{border-left:3px solid var(--primary);background:#e6222b0d!important}.diff-badge{color:var(--primary);border-radius:var(--radius-sm);background:#e6222b1a;margin-left:8px;padding:2px 8px;font-size:.7rem;font-weight:700;display:inline-block}.training-dashboard{grid-template-columns:1fr;gap:24px;display:grid}.training-modes-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;display:grid}.training-mode-card{cursor:pointer;transition:all var(--transition-normal);background:#fff;flex-direction:column;gap:12px;padding:24px;display:flex}.training-mode-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 12px 30px #e6222b1a}.mode-icon-wrapper{border-radius:var(--radius-md);width:48px;height:48px;color:var(--primary);background:#e6222b1a;justify-content:center;align-items:center;display:flex}.training-mode-card:nth-child(2) .mode-icon-wrapper{color:var(--accent-blue);background:#2563eb1a}.training-mode-card:nth-child(3) .mode-icon-wrapper{color:var(--accent-green);background:#0596691a}.quiz-container{width:100%;max-width:720px;margin:0 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var(--transition-fast);width:100%;box-shadow:var(--shadow-sm);background:#fff;padding:16px;font-size:1rem;font-weight:500}.quiz-option-btn:hover{border-color:var(--primary);background:#f8fafc}.quiz-option-btn.selected{border-color:var(--accent-blue);background:#2563eb0d;box-shadow:0 0 0 2px #2563eb33}.quiz-option-btn.correct{color:#065f46;font-weight:700;border-color:var(--accent-green)!important;background:#0596691a!important}.quiz-option-btn.incorrect{color:#991b1b;border-color:var(--primary)!important;background:#e6222b0d!important}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.pulse{animation:2s cubic-bezier(.4,0,.6,1) infinite pulse}.marketing-hero{border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:inset 0 -20px 40px -10px #000000b3}.hover-glow:hover{transform:translateY(-4px);box-shadow:0 10px 25px #e6222b33}.hover-scale-img{transition:transform .5s cubic-bezier(.25,.46,.45,.94)}.hover-glow:hover .hover-scale-img{transform:scale(1.05)}.ease-bounce{transition-timing-function:cubic-bezier(.175,.885,.32,1.275)}.delay-100{transition-delay:.1s}.delay-200{transition-delay:.2s}.delay-300{transition-delay:.3s}.property-opacity-translate{transition-property:opacity,transform}.responsive-auth-container{min-height:100vh;display:flex}.responsive-auth-left,.responsive-auth-right{flex:1}.responsive-grid-2{grid-template-columns:1fr 1fr;gap:24px;display:grid}.responsive-grid-3{grid-template-columns:1fr 1fr 1fr;gap:24px;display:grid}.responsive-grid-sidebar{grid-template-columns:300px 1fr;gap:24px;display:grid}.responsive-grid-aside{grid-template-columns:1fr 2fr;gap:24px;display:grid}@media (width<=1024px){.responsive-grid-sidebar,.responsive-grid-aside{grid-template-columns:1fr}}@media (width<=768px){.responsive-auth-container{flex-direction:column}.responsive-auth-left{border-bottom:1px solid var(--border-color);flex:none;border-right:none!important;padding:30px!important}.responsive-auth-right{flex:none;padding:20px!important}.responsive-grid-2,.responsive-grid-3{grid-template-columns:1fr}.hide-on-mobile{display:none!important}.main-content{padding:12px!important}}