body{background:var(--calc-bg-page);color:var(--calc-text-primary);min-height:100vh}.main-container{max-width:1400px;margin:0 auto;padding:40px 20px}.calculator-hero{text-align:center;padding:32px 0 20px}.page-title{font-family:var(--calc-font-headline);background:linear-gradient(135deg, var(--calc-cyan), var(--calc-purple));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin:0 0 10px;font-size:clamp(1.6rem,4vw,2.4rem);font-weight:800}.page-subtitle{color:var(--calc-text-dim);max-width:640px;margin:0 auto;font-size:.95rem;line-height:1.5}.dashboard-split-grid{grid-template-columns:340px 1fr;align-items:start;gap:20px;display:grid}@media (width<=900px){.dashboard-split-grid{grid-template-columns:1fr}}.calculator-card,.result-panel{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-lg);padding:20px}.result-panel{min-height:260px}.card-title{font-family:var(--calc-font-headline);text-transform:uppercase;letter-spacing:.05em;color:var(--calc-text-faded);margin:0 0 12px;font-size:.85rem}.form-group{flex-direction:column;gap:.4rem;margin-bottom:16px;display:flex}.form-group label{color:var(--calc-text-faded);font-size:.9rem;font-weight:600}.glass-input{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);border-radius:var(--calc-radius-md);color:var(--calc-text-primary);font-family:var(--calc-font-mono);padding:.65rem .85rem;font-size:1.05rem;transition:border-color .15s,box-shadow .15s}.glass-input:focus{border-color:var(--calc-cyan);outline:none;box-shadow:0 0 0 3px #22d3ee1f}.input-hint{color:var(--calc-text-dim);font-size:.8rem}.action-bar{border-top:1px solid var(--calc-border-default);flex-wrap:wrap;gap:8px;margin-top:12px;padding-top:12px;display:flex}.action-btn{border:1px solid var(--calc-border-strong);color:var(--calc-text-dim);cursor:pointer;background:0 0;border-radius:7px;align-items:center;gap:6px;padding:7px 14px;font-size:.8rem;transition:border-color .2s,color .2s;display:flex}.action-btn:hover{border-color:var(--calc-cyan);color:var(--calc-cyan)}.result-card{margin-bottom:18px}.result-value{font-family:var(--calc-font-mono);color:var(--calc-cyan);margin-bottom:.3rem;font-size:clamp(1.8rem,5vw,2.6rem);font-weight:700}.result-detail{color:var(--calc-text-faded);margin-top:10px;line-height:1.5}.outer-tabs-bar{border-bottom:2px solid var(--calc-border-default);scrollbar-width:none;gap:4px;margin:4px 0 18px;display:flex;overflow-x:auto}.outer-tabs-bar::-webkit-scrollbar{display:none}.outer-tab-btn{cursor:pointer;color:var(--calc-text-dim);white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:10px 18px;font-size:.88rem;font-weight:500;transition:color .2s,border-color .2s}.outer-tab-btn.active{color:var(--calc-cyan);border-bottom-color:var(--calc-cyan)}.outer-tab-btn:hover{color:var(--calc-text-primary)}.outer-tab-panel.is-hidden{display:none}.tab-desc{color:var(--calc-text-dim);margin:0 0 14px;font-size:.85rem;line-height:1.6}.formula-strip{flex-wrap:wrap;gap:8px;display:flex}.formula-pill{color:var(--calc-cyan);font-family:var(--calc-font-mono);background:#22d3ee1a;border:1px solid #22d3ee4d;border-radius:999px;padding:6px 14px;font-size:.8rem}.table-scroll{overflow-x:auto}.tier-table,.cars-table{border-collapse:collapse;width:100%;font-size:.85rem}.tier-table th,.cars-table th{text-align:left;color:var(--calc-text-muted,var(--calc-text-faded));text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--calc-border-default);padding:8px 10px;font-size:.72rem}.tier-table td,.cars-table td{color:var(--calc-text-dim);border-bottom:1px solid var(--calc-border-default);font-family:var(--calc-font-mono);padding:9px 10px}.tier-row--active{background:#22d3ee14}.tier-row--active td{color:var(--calc-cyan);font-weight:700}.result-interpretation{border-top:1px solid var(--calc-border-default);color:var(--calc-text-faded);margin-top:18px;padding-top:16px;font-size:.88rem;line-height:1.6}.faq-list{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--calc-text-primary);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--calc-font-mono);color:var(--calc-text-dim);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item[open] .faq-item__question:after{content:"−";color:var(--calc-cyan)}.faq-item__question:hover{color:var(--calc-cyan)}.faq-item__answer{color:var(--calc-text-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}@media (width<=480px){.main-container{padding:24px 12px}.outer-tab-btn{padding:8px 10px;font-size:.8rem}.tier-table th,.cars-table th,.tier-table td,.cars-table td{padding:7px 6px;font-size:.78rem}}[data-theme=light] .page-title{background:linear-gradient(135deg,#0891b2,#7c3aed);-webkit-background-clip:text;background-clip:text}[data-theme=light] .calculator-card,[data-theme=light] .result-panel{background:#fff;border-color:#0000001a;box-shadow:0 2px 12px #00000012}[data-theme=light] .glass-input{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .glass-input:focus{border-color:#0891b2;box-shadow:0 0 0 3px #0891b21f}[data-theme=light] .action-btn{color:#64748b;border-color:#00000026}[data-theme=light] .action-btn:hover{color:#0891b2;border-color:#0891b2}[data-theme=light] .result-value{color:#0891b2}[data-theme=light] .outer-tabs-bar{border-bottom-color:#0000001f}[data-theme=light] .outer-tab-btn{color:#475569}[data-theme=light] .outer-tab-btn.active{color:#0891b2;border-bottom-color:#0891b2}[data-theme=light] .outer-tab-btn:hover{color:#0f172a}[data-theme=light] .formula-pill{color:#0891b2;background:#0891b21a;border-color:#0891b24d}[data-theme=light] .tier-table th,[data-theme=light] .cars-table th{color:#64748b;border-bottom-color:#0000001a}[data-theme=light] .tier-table td,[data-theme=light] .cars-table td{color:#334155;border-bottom-color:#00000014}[data-theme=light] .tier-row--active{background:#0891b214}[data-theme=light] .tier-row--active td{color:#0891b2}[data-theme=light] .result-interpretation{color:#475569;border-top-color:#0000001a}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item{background:#fff;border:1px solid #0000001a;border-radius:10px;transition:box-shadow .2s,border-color .2s;overflow:hidden;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item:hover{border-color:#0891b259;box-shadow:0 2px 10px #0891b214}[data-theme=light] .faq-item[open]{border-color:#0891b266 #0891b266 #0891b266 #0891b2;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0891b21a}[data-theme=light] .faq-item__question{color:#0f172a;padding:14px 16px}[data-theme=light] .faq-item__question:after{color:#64748b}[data-theme=light] .faq-item[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#0891b2}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}