:root{--color-primary:#1b4332;--color-primary-light:#2d6a4f;--color-primary-lighter:#40916c;--color-accent:#d8f3dc;--color-accent-warm:#f4d35e;--color-bg:#f8faf8;--color-surface:#fff;--color-text:#14231a;--color-text-muted:#5a6b62;--color-border:#d8e2dc;--color-danger:#c0392b;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--shadow-sm:0 1px 2px #14231a0f;--shadow-md:0 4px 12px #14231a14;--shadow-lg:0 8px 24px #14231a1f;--max-width:1200px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}a{color:var(--color-primary-light);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}.twh-header{z-index:50;background:var(--color-primary);color:#fff;box-shadow:var(--shadow-md);align-items:center;gap:1.25rem;padding:.875rem 1.5rem;display:flex;position:sticky;top:0}.twh-brand{letter-spacing:-.02em;color:#fff;margin-right:auto;font-size:1.25rem;font-weight:800}.twh-header a{color:var(--color-accent);font-size:.95rem;font-weight:500;text-decoration:none}.twh-header a:hover{color:#fff;text-decoration:none}.twh-header nav{align-items:center;gap:1.25rem;display:flex}.twh-header-actions{align-items:center;gap:.75rem;margin-left:.5rem;display:flex}.twh-header-btn{border-radius:var(--radius-sm);background:var(--color-primary-light);color:#fff;padding:.4rem .85rem;font-size:.85rem;font-weight:600}.twh-header-btn:hover{background:var(--color-primary-lighter);color:#fff}.twh-header-btn-outline{border:1px solid var(--color-accent);color:var(--color-accent);background:0 0}.twh-header-btn-outline:hover{background:var(--color-accent);color:var(--color-primary)}.twh-footer{background:var(--color-primary);color:var(--color-accent);text-align:center;margin-top:3rem;padding:2rem 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1rem;font-size:.95rem;line-height:1.5}.twh-card-footer{justify-content:space-between;align-items:center;gap:.75rem;margin-top:auto;display:flex}.twh-card-price{color:var(--color-primary);font-size:1.15rem;font-weight:800}.twh-card-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem;display:grid}.twh-card-grid-sm{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.twh-badge{text-transform:uppercase;letter-spacing:.02em;border-radius:999px;padding:.2rem .55rem;font-size:.75rem;font-weight:700;display:inline-block}.twh-badge-bike{color:#2e7d32;background:#e8f5e9}.twh-badge-part{color:#1565c0;background:#e3f2fd}.twh-badge-accessory{color:#ef6c00;background:#fff3e0}.twh-badge-condition{background:var(--color-bg);color:var(--color-text-muted);border:1px solid var(--color-border)}.twh-btn-primary{border-radius:var(--radius-sm);background:var(--color-primary-light);color:#fff;cursor:pointer;border:none;justify-content:center;align-items:center;gap:.35rem;padding:.65rem 1rem;font-size:.95rem;font-weight:600;transition:background .15s,transform .15s;display:inline-flex}.twh-btn-primary:hover{background:var(--color-primary);transform:translateY(-1px)}.twh-btn-primary:disabled{cursor:not-allowed;background:#a8b8b0;transform:none}.twh-btn-secondary-standalone{border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);cursor:pointer;background:#fff;justify-content:center;align-items:center;gap:.35rem;padding:.65rem 1rem;font-size:.95rem;font-weight:600;transition:background .15s;display:inline-flex}.twh-btn-secondary-standalone:hover{background:var(--color-bg)}.twh-filters{background:var(--color-surface);border:1px solid 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0}to{background-position:-200% 0}}@media (max-width:768px){.twh-header{flex-wrap:wrap;gap:.75rem}.twh-header nav{order:3;justify-content:center;width:100%}.twh-hero h1{font-size:1.75rem}.twh-listing-detail,.twh-form-row{grid-template-columns:1fr}}