.tire-calculator[data-astro-cid-4sry6uxs]{max-width:980px;margin:0 auto}.tire-input-card[data-astro-cid-4sry6uxs]{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:var(--spacing-8);background:linear-gradient(135deg,var(--color-bg-secondary),var(--color-bg));border:1px solid var(--color-border);border-radius:var(--border-radius-lg);padding:var(--spacing-8);margin-bottom:var(--spacing-6);box-shadow:var(--shadow-sm)}.tire-input-card__eyebrow[data-astro-cid-4sry6uxs],.tire-result__eyebrow{display:inline-flex;width:fit-content;padding:var(--spacing-1) var(--spacing-3);border-radius:var(--border-radius-full);background:#1a73e81f;color:var(--color-primary);font-size:var(--font-size-xs);font-weight:800;letter-spacing:.04em;text-transform:uppercase;margin-bottom:var(--spacing-3)}.tire-input-card[data-astro-cid-4sry6uxs] h2[data-astro-cid-4sry6uxs]{font-size:var(--font-size-2xl);margin-bottom:var(--spacing-2)}.tire-input-card[data-astro-cid-4sry6uxs] p[data-astro-cid-4sry6uxs]{color:var(--color-text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--spacing-5)}.tire-code-guide[data-astro-cid-4sry6uxs]{display:flex;align-items:center;flex-wrap:wrap;gap:var(--spacing-2);width:fit-content;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);padding:var(--spacing-4);margin-bottom:var(--spacing-5);box-shadow:var(--shadow-sm);font-size:clamp(1.8rem,4vw,3rem);font-weight:900;line-height:1}.tire-code-guide__segment[data-astro-cid-4sry6uxs]{border-radius:var(--border-radius);padding:var(--spacing-2) var(--spacing-3)}.tire-code-guide__segment--width[data-astro-cid-4sry6uxs]{background:#1a73e81f;color:var(--color-primary)}.tire-code-guide__segment--aspect[data-astro-cid-4sry6uxs]{background:#d930251a;color:var(--color-danger)}.tire-code-guide__segment--wheel[data-astro-cid-4sry6uxs]{background:#34a8531f;color:var(--color-success)}.tire-code-guide__slash[data-astro-cid-4sry6uxs],.tire-code-guide__letter[data-astro-cid-4sry6uxs]{color:var(--color-text-muted)}.tire-guide-grid[data-astro-cid-4sry6uxs]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--spacing-3);margin-bottom:var(--spacing-6)}.tire-guide-item[data-astro-cid-4sry6uxs]{border:1px solid var(--color-border);border-radius:var(--border-radius);background:var(--color-bg);padding:var(--spacing-3)}.tire-guide-item[data-astro-cid-4sry6uxs] strong[data-astro-cid-4sry6uxs]{display:block;margin-bottom:var(--spacing-1)}.tire-guide-item[data-astro-cid-4sry6uxs] span[data-astro-cid-4sry6uxs]{color:var(--color-text-secondary);font-size:var(--font-size-sm);line-height:var(--line-height-relaxed)}.tire-guide-item--width[data-astro-cid-4sry6uxs]{border-top:3px solid var(--color-primary)}.tire-guide-item--aspect[data-astro-cid-4sry6uxs]{border-top:3px solid var(--color-danger)}.tire-guide-item--wheel[data-astro-cid-4sry6uxs]{border-top:3px solid var(--color-success)}.tire-input-card__visual[data-astro-cid-4sry6uxs]{display:flex;align-items:center;justify-content:center;min-height:300px;border-radius:var(--border-radius-lg);background:radial-gradient(circle at 50% 38%,rgba(26,115,232,.08),transparent 34%),linear-gradient(180deg,#ffffffbf,#f8f9fa80);border:1px solid var(--color-border)}.tire-input-diagram[data-astro-cid-4sry6uxs]{width:min(100%,360px);height:auto}.tire-form[data-astro-cid-4sry6uxs]{grid-column:1 / -1;display:flex;flex-direction:column;gap:var(--spacing-4)}.form-row[data-astro-cid-4sry6uxs]{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-4)}.form-group[data-astro-cid-4sry6uxs]{display:flex;flex-direction:column;gap:var(--spacing-2)}.form-group[data-astro-cid-4sry6uxs] label[data-astro-cid-4sry6uxs]{font-weight:700;font-size:var(--font-size-sm)}.form-group[data-astro-cid-4sry6uxs] small[data-astro-cid-4sry6uxs]{color:var(--color-text-secondary);font-size:var(--font-size-xs);line-height:var(--line-height-relaxed)}.input-with-unit[data-astro-cid-4sry6uxs]{display:flex;align-items:center;gap:var(--spacing-2)}.input-with-unit[data-astro-cid-4sry6uxs] input[data-astro-cid-4sry6uxs]{flex:1;min-width:0;padding:var(--spacing-3);border:1px solid var(--color-border);border-radius:var(--border-radius);background:var(--color-bg);color:var(--color-text);font-size:var(--font-size-base)}.input-with-unit[data-astro-cid-4sry6uxs] input[data-astro-cid-4sry6uxs]:focus{outline:none;border-color:var(--color-border-focus);box-shadow:0 0 0 3px #1a73e826}.input-with-unit[data-astro-cid-4sry6uxs] span[data-astro-cid-4sry6uxs]{color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:600}.form-group--width[data-astro-cid-4sry6uxs] .input-with-unit[data-astro-cid-4sry6uxs] input[data-astro-cid-4sry6uxs]{border-left:4px solid var(--color-primary)}.form-group--aspect[data-astro-cid-4sry6uxs] .input-with-unit[data-astro-cid-4sry6uxs] input[data-astro-cid-4sry6uxs]{border-left:4px solid var(--color-danger)}.form-group--wheel[data-astro-cid-4sry6uxs] .input-with-unit[data-astro-cid-4sry6uxs] input[data-astro-cid-4sry6uxs]{border-left:4px solid var(--color-success)}.form-error[data-astro-cid-4sry6uxs]{background:#fce8e6;color:#c5221f;border:1px solid rgba(217,48,37,.25);border-radius:var(--border-radius);padding:var(--spacing-3) var(--spacing-4);margin:0;font-size:var(--font-size-sm)}.btn-primary[data-astro-cid-4sry6uxs]{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-4) var(--spacing-8);background:var(--color-primary);color:#fff;border:none;border-radius:var(--border-radius);font-size:var(--font-size-base);font-weight:700;cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast)}.btn-primary[data-astro-cid-4sry6uxs]:hover{background:var(--color-primary-hover);transform:translateY(-1px)}.tire-result{overflow:hidden;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-6)}.tire-result__hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.8fr);gap:var(--spacing-6);align-items:center;padding:var(--spacing-8);background:radial-gradient(circle at 75% 40%,rgba(26,115,232,.16),transparent 28%),linear-gradient(135deg,#1a73e81a,#34a85314)}.tire-result__hero h3{font-size:clamp(2rem,5vw,4rem);margin:0 0 var(--spacing-2)}.tire-result__hero p{color:var(--color-text-secondary);line-height:var(--line-height-relaxed);margin:0}.tire-diameter-callout{display:inline-flex;flex-direction:column;gap:var(--spacing-1);margin-top:var(--spacing-5);padding:var(--spacing-4) var(--spacing-5);border-radius:var(--border-radius-lg);background:var(--color-bg);box-shadow:var(--shadow-sm)}.tire-diameter-callout span{color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:700;text-transform:uppercase;letter-spacing:.04em}.tire-diameter-callout strong{color:var(--color-primary);font-size:var(--font-size-2xl)}.tire-3d-stage{position:relative;display:grid;place-items:center;min-height:300px;perspective:900px}.tire-3d{position:relative;width:min(260px,70vw);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,transparent 0 31%,#dbeafe 32% 39%,#94a3b8 40% 47%,transparent 48%),repeating-radial-gradient(circle,#0f172a 0 8px,#1f2937 9px 15px),radial-gradient(circle at 35% 30%,#475569,#020617 68%);box-shadow:inset 22px 22px 34px #ffffff1f,inset -28px -26px 36px #0000008c,0 34px 46px #0f172a3d;transform:rotateX(12deg) rotateY(-18deg)}.tire-3d:before{content:"";position:absolute;inset:21%;border-radius:50%;background:conic-gradient(from 18deg,#cbd5e1 0 10deg,#64748b 11deg 21deg,#e2e8f0 22deg 32deg,#64748b 33deg 43deg,#cbd5e1 44deg 54deg,#64748b 55deg 65deg,#e2e8f0 66deg 76deg,#64748b 77deg 87deg,#cbd5e1 88deg 98deg,#64748b 99deg 109deg,#e2e8f0 110deg 120deg,#64748b 121deg 131deg,#cbd5e1 132deg 142deg,#64748b 143deg 153deg,#e2e8f0 154deg 164deg,#64748b 165deg 175deg,#cbd5e1 176deg 186deg,#64748b 187deg 197deg,#e2e8f0 198deg 208deg,#64748b 209deg 219deg,#cbd5e1 220deg 230deg,#64748b 231deg 241deg,#e2e8f0 242deg 252deg,#64748b 253deg 263deg,#cbd5e1 264deg 274deg,#64748b 275deg 285deg,#e2e8f0 286deg 296deg,#64748b 297deg 307deg,#cbd5e1 308deg 318deg,#64748b 319deg 329deg,#e2e8f0 330deg 340deg,#64748b 341deg 351deg,#cbd5e1 352deg 360deg);box-shadow:inset 0 0 0 18px #f8fafc,inset 0 0 0 34px #0f172a1f}.tire-3d__label{position:absolute;display:inline-flex;flex-direction:column;gap:2px;padding:var(--spacing-2) var(--spacing-3);border-radius:var(--border-radius);background:#fffffff0;border:1px solid var(--color-border);box-shadow:var(--shadow-sm);color:var(--color-text-secondary);font-size:var(--font-size-xs);font-weight:700}.tire-3d__label strong{color:var(--color-text);font-size:var(--font-size-sm)}.tire-3d__label--width{top:12px;left:12px}.tire-3d__label--sidewall{top:44%;right:0}.tire-3d__label--rim{bottom:12px;left:24px}.tire-result__metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--spacing-4);padding:var(--spacing-6)}.tire-metric-card{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--border-radius);padding:var(--spacing-4)}.tire-metric-card__label{display:block;color:var(--color-text-secondary);font-size:var(--font-size-xs);font-weight:800;letter-spacing:.04em;text-transform:uppercase;margin-bottom:var(--spacing-2)}.tire-metric-card strong{display:block;color:var(--color-text);font-size:var(--font-size-lg);margin-bottom:var(--spacing-2)}.tire-metric-card p{color:var(--color-text-secondary);font-size:var(--font-size-sm);line-height:var(--line-height-relaxed);margin:0}@media (max-width: 800px){.tire-input-card[data-astro-cid-4sry6uxs],.tire-result__hero,.tire-result__metrics,.tire-guide-grid[data-astro-cid-4sry6uxs],.form-row[data-astro-cid-4sry6uxs]{grid-template-columns:1fr}}@media (max-width: 480px){.tire-input-card[data-astro-cid-4sry6uxs],.tire-result__hero,.tire-result__metrics{padding:var(--spacing-5)}.tire-3d__label{position:static;margin-top:var(--spacing-2)}.tire-3d-stage{gap:var(--spacing-2)}}