.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:transparent;border-bottom:1px solid transparent;transition:background-color .15s ease,border-color .15s ease}.site-header--scrolled{background:rgba(11,12,15,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom-color:var(--border)}.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);min-height:56px;padding-block:var(--space-2)}@media (min-width:900px){.site-header__inner{min-height:72px}}.site-header__brand{display:inline-flex;align-items:center;gap:var(--space-3);font-size:16px;color:var(--text)}.site-header__logo,.site-header__logo-img{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:var(--primary-ink);border-radius:var(--radius-sm);font-family:var(--font-exo2),var(--font-num);font-weight:700;letter-spacing:.5px;font-size:14px}.site-header__logo-img{background:transparent;padding:0;object-fit:contain}.site-header__name{font-weight:600;font-size:15px;color:var(--text)}@media (max-width:600px){.site-header__name{display:none}}.site-header__warranty{display:inline-flex;align-items:center;gap:var(--space-2);padding:6px var(--space-3);border:1px solid var(--border-strong);border-radius:var(--radius-pill);background:var(--surface);font-size:13px;font-weight:600;color:var(--text);white-space:nowrap}.site-header__warranty-icon{color:var(--success);flex-shrink:0}.site-header__warranty-text{line-height:1}@media (max-width:480px){.site-header__warranty-text{font-size:12px}.site-header__warranty{padding:5px var(--space-2)}}.loader{display:inline-flex;align-items:center;gap:var(--space-3);color:var(--text-muted);font-size:14px}.loader__spinner{width:22px;height:22px;border-radius:50%;border:2px solid var(--border-strong);border-top-color:var(--primary);animation:loader-spin .8s linear infinite}.loader--sm .loader__spinner{width:16px;height:16px;border-width:2px}.loader--lg .loader__spinner{width:36px;height:36px;border-width:3px}.loader__label{font-weight:600}.cta-btn .loader,.cta-btn .loader__label{color:var(--cta-ink)}.cta-btn .loader__spinner{border-color:rgba(11,20,14,.25);border-top-color:var(--cta-ink)}@keyframes loader-spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.loader__spinner{animation:none;border-top-color:var(--primary)}.cta-btn .loader__spinner{border-top-color:var(--cta-ink)}}