/* layout.css
   Owner: shells, grids, and structural regions (nav, hero, page shells). */

.page-body {
    background:
        linear-gradient(180deg, var(--surface-tint-near-solid), var(--page-background-strong)),
        var(--background);
    color: var(--text-main);
}

.page-body .global-vignette {
    display: none;
}

.page-body .noise {
    opacity: 0.018;
    mix-blend-mode: multiply;
}

.skip-link {
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 100;
    padding: 10px 14px;
    border-radius: 12px;
    background: var(--primary);
    color: var(--surface-solid);
    font-weight: 700;
    transform: translateY(-140%);
    transition: transform 0.2s ease;
}

.skip-link:focus {
    transform: translateY(0);
}

a {
    color: inherit;
    text-decoration: none;
}

.noise {
    position: fixed;
    inset: 0;
    opacity: 0.04;
    z-index: 1;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
}

.global-vignette {
    position: fixed;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background: radial-gradient(circle at 50% 50%, transparent 0%, var(--vignette-overlay) 100%);
}

.site-shell {
    position: relative;
    z-index: 3;
    max-width: 1240px;
    margin: 0 auto;
    padding: 24px 16px 96px;
}

.site-nav {
    position: sticky;
    top: 12px;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
    margin-bottom: 36px;
    border: var(--premium-border);
    border-radius: 18px;
    background: var(--surface-tint-nav);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-premium);
}

.page-body .site-nav {
    border-radius: 14px;
    background: var(--card-secondary-bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: 0 10px 28px -26px var(--nav-shadow);
}

[data-theme="dark"] .site-nav {
    background: var(--nav-background-dark);
}

.brand-lockup {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand-mark {
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--primary);
}

.brand-name {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-main);
}

.nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 12px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 10px 14px;
    border-radius: 12px;
    color: var(--text-muted);
    font-size: 0.92rem;
    font-weight: 600;
    transition: background-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.nav-link[aria-current="page"],
.nav-link[aria-current="location"] {
    background: var(--interactive-tint-14);
    color: var(--text-main);
}

.nav-link:hover,
.nav-link:focus-visible {
    background: var(--interactive-tint-12);
    color: var(--text-main);
    transform: translateY(-1px);
}

.page-hero {
    border: var(--premium-border);
    border-radius: 30px;
    background:
        radial-gradient(circle at 82% 20%, var(--hero-highlight), transparent 30%),
        linear-gradient(135deg, var(--surface-tint-hero), var(--hero-gradient-end)),
        var(--surface-strong);
    box-shadow: var(--shadow-premium);
    overflow: hidden;
}

[data-theme="dark"] .page-hero {
    background:
        linear-gradient(135deg, var(--hero-gradient-start-dark), var(--hero-gradient-end-dark)),
        var(--surface-strong);
}

.hero-copy h1,
.page-hero h1 {
    max-width: 11ch;
    font-size: clamp(3rem, 8vw, 6.4rem);
    line-height: 0.9;
    letter-spacing: -0.035em;
    font-weight: 900;
    text-wrap: balance;
    font-family: var(--font-display);
}

.hero-copy p,
.page-hero p {
    max-width: 62ch;
    margin-top: 18px;
    font-size: 1.08rem;
    color: var(--text-muted);
    text-wrap: pretty;
}
.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}
.page-shell {
    max-width: 1080px;
    margin: 0 auto;
}

.page-hero {
    padding: clamp(32px, 6vw, 64px);
    margin-bottom: 32px;
}

.page-hero .hero-copy {
    max-width: 68ch;
}

.page-layout {
    display: grid;
    gap: 18px;
    max-width: 780px;
    margin: 0 auto;
}

.page-body .page-hero {
    border-radius: 18px;
    background:
        linear-gradient(135deg, var(--surface-strong), var(--section-gradient-end)),
        var(--surface-strong);
    box-shadow: 0 18px 46px -38px var(--section-shadow);
}

.page-body .page-hero h1 {
    max-width: 12.5ch;
    font-size: clamp(2.35rem, 8vw, 5.6rem);
    letter-spacing: -0.045em;
}

.page-body .page-hero p {
    max-width: 68ch;
    color: var(--text-muted);
}

.metric-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    margin-top: 18px;
}