.ssc-header{position:sticky;top:0;z-index:var(--z-nav)}.ssc-header__inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-height);gap:var(--space-4)}.ssc-header__brand{display:flex;align-items:center;min-width:0}.ssc-header__logo{display:inline-flex;align-items:center;gap:0.65rem}.ssc-header__logo-mark{width:36px;height:36px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:1.2rem;background:linear-gradient(135deg,var(--color-gradient-sky),var(--color-gradient-coral));color:#0b1120;box-shadow:0 10px 25px rgba(56,189,248,0.45)}.ssc-header__logo-text{display:flex;flex-direction:column}.ssc-header__logo-title{font-family:var(--font-display);font-weight:600;font-size:1rem;letter-spacing:-0.03em}.ssc-header__logo-subtitle{font-size:0.75rem;color:var(--color-text-muted)}.ssc-header__nav{display:flex;align-items:center;gap:var(--space-4)}.ssc-header__nav-list{display:flex;align-items:center;gap:0.25rem}.ssc-header__nav-item{list-style:none}.ssc-header__cta{margin-left:var(--space-2)}.ssc-header__toggle{display:inline-flex;flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;border-radius:999px;border:1px solid rgba(148,163,184,0.6);background:rgba(255,255,255,0.85);gap:4px;box-shadow:var(--shadow-sm)}.ssc-header__toggle-bar{width:18px;height:2px;border-radius:999px;background:#0f172a;transition:transform var(--transition-fast) ease,opacity var(--transition-fast) ease,background-color var(--transition-fast) ease}.ssc-header__toggle[aria-expanded="true"] .ssc-header__toggle-bar:nth-child(1){transform:translateY(6px) rotate(45deg)}.ssc-header__toggle[aria-expanded="true"] .ssc-header__toggle-bar:nth-child(2){opacity:0}.ssc-header__toggle[aria-expanded="true"] .ssc-header__toggle-bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}@media(min-width:900px){.ssc-header__toggle{display:none}.ssc-header__nav{position:static;flex-direction:row;background:transparent;backdrop-filter:none;padding:0;box-shadow:none}.ssc-header__nav-list{flex-direction:row}.ssc-header__cta{display:block}}@media(max-width:899.98px){.ssc-header__inner{height:auto;padding-top:0.75rem;padding-bottom:0.75rem}.ssc-header__nav{position:fixed;inset-inline:0;top:var(--nav-height);background:rgba(15,23,42,0.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);padding:0 var(--space-4) var(--space-6);flex-direction:column;align-items:stretch;transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity var(--transition-normal) ease,transform var(--transition-normal) ease}.ssc-header__nav-list{flex-direction:column;align-items:flex-start;padding-top:var(--space-4);padding-bottom:var(--space-3);gap:0.35rem}.ssc-header__nav-item .nav-link{width:100%}.ssc-header__cta{margin-left:0;padding-bottom:var(--space-2)}.ssc-header__nav--open{opacity:1;pointer-events:auto;transform:translateY(0)}.ssc-header__nav--open .ssc-header__nav-list{border-radius:var(--radius-xl);padding:var(--space-4);background:radial-gradient(circle at top left,rgba(56,189,248,0.24),transparent 55%),radial-gradient(circle at bottom right,rgba(168,85,247,0.24),transparent 55%),rgba(15,23,42,0.97);box-shadow:var(--shadow-soft-strong)}.ssc-header__nav--open .nav-link{color:#e5e7eb}.ssc-header__nav--open .nav-link.nav-link--active{background:rgba(56,189,248,0.18);color:#f9fafb}.ssc-header__nav--open .nav-link::after{background:linear-gradient(90deg,#38bdf8,#fb7185)}.ssc-header__nav--open .btn-primary{width:100%;justify-content:center}}@media(max-width:480px){.ssc-header__logo-title{font-size:0.95rem}.ssc-header__logo-subtitle{display:none}}