.site-header {
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
    position: sticky;
    top: 0;
    z-index: 10;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: var(--space-3); }
.brand { display: flex; align-items: center; gap: var(--space-2); font-weight: 700; font-size: 1.15rem; }
.brand-icon { font-size: 1.4rem; }
.main-nav a { color: var(--color-text-muted); font-weight: 500; }
.hero { padding-block: var(--space-6); background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-background) 100%); }
.hero-inner { max-width: 720px; }
.hero-title { font-size: clamp(2rem, 1.6rem + 2vw, 3.2rem); color: var(--color-secondary); font-weight: 800; letter-spacing: -0.02em; }
.hero-subtitle { color: var(--color-text-muted); font-size: 1.1rem; max-width: 46ch; margin-bottom: var(--space-4); }
.hero-note { margin-top: var(--space-3); font-size: 0.9rem; color: var(--color-text-muted); }
.status { padding-block: var(--space-6); }
.status-title { font-size: 1.4rem; color: var(--color-secondary); }
.status-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-3); margin-top: var(--space-4); }
.site-footer { border-top: 1px solid var(--color-border); padding-block: var(--space-4); color: var(--color-text-muted); font-size: 0.9rem; }