* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--color-ink);
    background:
        linear-gradient(180deg, rgba(219, 232, 255, 0.5) 0%, rgba(244, 244, 244, 0) 28%),
        linear-gradient(90deg, rgba(17, 17, 17, 0.04) 1px, transparent 1px),
        linear-gradient(0deg, rgba(17, 17, 17, 0.04) 1px, transparent 1px),
        var(--color-surface);
    background-size: auto, 32px 32px, 32px 32px, auto;
    min-height: 100vh;
}

img {
    display: block;
    max-width: 100%;
}

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

button,
input,
textarea,
select {
    font: inherit;
}

.page-shell {
    overflow-x: clip;
}

.container {
    width: min(calc(100% - 2rem), var(--container-width));
    margin: 0 auto;
}

.section {
    padding: var(--space-9) 0;
}

.section--hero {
    padding-top: 8.5rem;
    position: relative;
    overflow: hidden;
}

.section--hero .hero-grid {
    position: relative;
    z-index: 1;
}

.section--hero > canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.section--contrast {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(232, 237, 243, 0.72));
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}

.section--gridline {
    position: relative;
}

.section--gridline::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(17, 17, 17, 0.06) 1px, transparent 1px);
    background-size: 96px 100%;
    pointer-events: none;
}

.eyebrow {
    margin: 0 0 var(--space-4);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.mono {
    font-family: var(--font-mono);
}

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 10;
    --header-text: rgba(255, 255, 255, 0.82);
    --header-text-hover: #ffffff;
    transition: background-color var(--transition-standard), border-color var(--transition-standard), backdrop-filter var(--transition-standard);
}

.site-header.is-scrolled {
    background: rgba(244, 244, 244, 0.88);
    border-bottom: 1px solid var(--color-line);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    --header-text: var(--color-ink-soft);
    --header-text-hover: var(--color-ink);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
    min-height: 5.25rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
}

.brand-mark {
    width: auto;
    height: 28px;
}

.brand-mark--light {
    display: block;
}

.brand-mark--dark {
    display: none;
}

.site-header.is-scrolled .brand-mark--light {
    display: none;
}

.site-header.is-scrolled .brand-mark--dark {
    display: block;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    color: var(--header-text);
}

.site-nav a {
    transition: color var(--transition-standard);
}

.site-nav a:hover,
.site-nav a:focus-visible {
    color: var(--header-text-hover);
}

.nav-icon-link {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    line-height: 1;
}

.menu-toggle {
    display: none;
    border: 1px solid var(--color-line-strong);
    background: rgba(255, 255, 255, 0.7);
    color: var(--color-ink);
    padding: 0.8rem 1rem;
    border-radius: 999px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3.25rem;
    padding: 0.85rem 1.35rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 500;
    transition: background-color var(--transition-standard), border-color var(--transition-standard), color var(--transition-standard);
}

.button--primary {
    background: var(--color-accent);
    color: #ffffff;
}

.button--ghost {
    border-color: var(--color-line-strong);
    background: rgba(255, 255, 255, 0.64);
}

.button--light {
    border-color: rgba(255, 255, 255, 0.16);
}

.button--light.button--ghost {
    color: #ffffff;
    background: transparent;
}

.site-footer {
    padding: var(--space-8) 0;
    color: #ffffff;
    background: linear-gradient(180deg, #171717, #0a0a0a);
}

.footer-inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-6);
}

.footer-brand {
    max-width: 26rem;
}

.footer-brand p {
    margin: 1rem 0 0;
    color: var(--color-panel-text);
}

@media (max-width: 960px) {
    .menu-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        top: calc(100% - 0.5rem);
        right: 1rem;
        left: 1rem;
        display: grid;
        gap: 0.5rem;
        padding: 1rem;
        background: rgba(255, 255, 255, 0.96);
        border: 1px solid var(--color-line);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-panel);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-0.5rem);
        transition: opacity var(--transition-standard), visibility var(--transition-standard), transform var(--transition-standard);
    }

    .site-nav.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .footer-inner {
        flex-direction: column;
    }
}

@media (max-width: 720px) {
    .section {
        padding: 4.75rem 0;
    }

    .section--hero {
        padding-top: 7.25rem;
    }

    .container {
        width: min(calc(100% - 1.25rem), var(--container-width));
    }
}