.site-header{position:sticky;top:0;z-index:40;background:radial-gradient(circle at top left,rgba(255,255,255,0.98),rgba(243,244,255,0.96));backdrop-filter:blur(18px);border-bottom:1px solid rgba(226,232,240,0.9)}.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:10px;padding-bottom:10px}.site-header__brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}.site-header__logo{position:relative;display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:16px;background:radial-gradient(circle at 20% 0,#ffffff 0,rgba(255,255,255,0.7) 35%,rgba(164,75,237,0.1) 80%);box-shadow:0 10px 25px rgba(15,23,42,0.18),0 0 0 1px rgba(255,255,255,0.7)}.site-header__logo-gem{position:absolute;width:18px;height:18px;border-radius:6px;background:linear-gradient(135deg,#1ec6c9,#2f7bff);box-shadow:0 4px 10px rgba(15,23,42,0.35)}.site-header__logo-gem--primary{transform:translate(-4px,-2px) rotate(-18deg)}.site-header__logo-gem--secondary{width:13px;height:13px;border-radius:5px;background:linear-gradient(135deg,#ff5fa8,#f8c35b);transform:translate(8px,6px) rotate(24deg);box-shadow:0 3px 8px rgba(15,23,42,0.35)}.site-header__brand-text{display:flex;flex-direction:column}.site-header__brand-title{font-family:var(--font-display);font-weight:700;font-size:0.98rem;letter-spacing:-0.02em;color:var(--color-text)}.site-header__brand-subtitle{font-size:0.72rem;color:var(--color-text-soft)}.site-header__toggle{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border-radius:999px;border:1px solid rgba(148,163,184,0.55);background:rgba(255,255,255,0.92);color:var(--color-text);box-shadow:var(--shadow-xs)}.site-header__toggle:focus-visible{outline:var(--focus-ring-width) solid var(--focus-ring-color);outline-offset:3px}.site-header__toggle-box{display:inline-flex;flex-direction:column;justify-content:center;gap:3px;width:18px;height:16px}.site-header__toggle-line{height:2px;border-radius:999px;background:linear-gradient(90deg,#1ec6c9,#a44bed)}.site-header__toggle-text{font-size:0.72rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase}.site-header__nav{position:absolute;inset-inline:0;top:100%;background:rgba(249,250,251,0.98);backdrop-filter:blur(18px);border-bottom:1px solid rgba(226,232,240,0.9);transform-origin:top center;transform:scaleY(0.9);opacity:0;visibility:hidden;pointer-events:none;transition:opacity var(--transition-base),transform var(--transition-base),visibility var(--transition-base)}.site-header__nav--open{opacity:1;visibility:visible;pointer-events:auto;transform:scaleY(1)}.site-header__nav-list{display:flex;flex-direction:column;gap:4px;padding:10px 16px 14px}.site-header__nav-item{display:block}.site-header__nav-link{display:block;padding:7px 10px;border-radius:999px;font-size:0.9rem;color:var(--color-text-soft);font-weight:500}.site-header__nav-link:focus-visible{outline:var(--focus-ring-width) solid var(--focus-ring-color);outline-offset:2px}.site-header__nav-link:hover{background:rgba(255,255,255,0.9);color:var(--color-text)}.site-header__nav-item--cta{margin-top:4px}.site-header__cta-link{display:inline-flex;align-items:center;gap:8px;padding:8px 13px;border-radius:999px;background:linear-gradient(120deg,#1ec6c9,#2f7bff,#a44bed);color:#ffffff;font-size:0.85rem;font-weight:600;box-shadow:var(--shadow-md)}.site-header__cta-link:hover{background:linear-gradient(120deg,#2f7bff,#a44bed,#ff5fa8)}.site-header__cta-link:focus-visible{outline:var(--focus-ring-width) solid rgba(59,130,246,0.9);outline-offset:2px}.site-header__cta-icon{display:inline-flex;align-items:center;justify-content:center}.site-header__cta-icon i{font-size:0.9em}.site-header--menu-open{box-shadow:0 18px 45px rgba(15,23,42,0.18)}@media (min-width:768px){.site-header__inner{padding-top:12px;padding-bottom:12px}.site-header__toggle{display:none}.site-header__nav{position:static;inset:auto;background:transparent;border-bottom:0;opacity:1;visibility:visible;pointer-events:auto;transform:none}.site-header__nav-list{flex-direction:row;align-items:center;justify-content:flex-end;gap:4px;padding:0}.site-header__nav-link{padding:7px 12px;font-size:0.9rem}.site-header__nav-item--cta{margin-top:0;margin-left:4px}}@media (min-width:1024px){.site-header__brand-title{font-size:1.05rem}.site-header__brand-subtitle{font-size:0.78rem}.site-header__nav-link{padding-inline:14px;font-size:0.95rem}.site-header__cta-link{padding-inline:15px}}.site-header__nav-link[aria-current="page"]{color:var(--color-secondary);background:rgba(164,75,237,0.08)}