html {
    color-scheme: dark;
    scroll-behavior: smooth;
}

body {
    background-attachment: fixed;
}

.site-grid {
    background:
        linear-gradient(to right, rgba(220, 205, 176, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(220, 205, 176, 0.06) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(circle at 50% 22%, black 18%, transparent 82%);
    opacity: 0;
}

.site-grain {
    opacity: 0.05;
    background-image: radial-gradient(rgba(255, 251, 241, 0.8) 0.65px, transparent 0.65px);
    background-size: 2.7px 2.7px;
}

.site-vignette {
    background:
        radial-gradient(720px 320px at 50% -6%, rgba(181, 154, 117, 0.14), transparent 72%),
        linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.16) 68%, rgba(0, 0, 0, 0.34) 100%);
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition:
        opacity 700ms ease,
        transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.reveal-visible {
    opacity: 1;
    transform: translateY(0);
}

.card-glow {
    position: relative;
    overflow: hidden;
}

.card-glow:hover {
    transform: translateY(-2px);
    transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.card-glow::after {
    content: "";
    position: absolute;
    inset: var(--glow-y, 50%) auto auto var(--glow-x, 50%);
    width: 280px;
    height: 280px;
    border-radius: 999px;
    background: radial-gradient(circle, rgba(210, 187, 151, 0.14), transparent 62%);
    transform: translate(-50%, -50%);
    opacity: var(--glow-opacity, 0);
    transition: opacity 220ms ease;
    pointer-events: none;
}

.hero-backdrop {
    background:
        radial-gradient(circle at 14% 16%, rgba(181, 154, 117, 0.18), transparent 26%),
        radial-gradient(circle at 84% 18%, rgba(255, 255, 255, 0.04), transparent 23%),
        radial-gradient(circle at 64% 74%, rgba(210, 187, 151, 0.08), transparent 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
}

.tech-panel {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
        linear-gradient(135deg, rgba(181, 154, 117, 0.08), transparent 42%);
}

.metric-rail {
    position: relative;
}

.metric-rail::before {
    display: none;
}

summary::-webkit-details-marker {
    display: none;
}

header {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.site-header.is-scrolled > div {
    border-color: rgba(255, 245, 230, 0.14);
    background: rgba(11, 12, 14, 0.9);
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
}