:root {
    color-scheme: dark;
    --background: #081016;
    --surface: #101b23;
    --surface-strong: #15252e;
    --text: #f2f7f8;
    --muted: #a7b7bf;
    --accent: #74e4d5;
    --accent-strong: #3fc9b8;
    --border: rgba(116, 228, 213, 0.2);
    --content: 1120px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at 12% 0%, rgba(63, 201, 184, 0.13), transparent 32rem),
        var(--background);
    color: var(--text);
    font-family: "SF Pro Display", "Segoe UI", system-ui, sans-serif;
    font-size: 17px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent);
    text-underline-offset: 4px;
}

a:hover {
    color: #a4f4e9;
}

.site-header,
.page-shell,
.site-footer {
    width: min(var(--content), calc(100% - 40px));
    margin-inline: auto;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-block: 24px;
}

.brand {
    color: var(--text);
    font-size: 18px;
    font-weight: 800;
    text-decoration: none;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 22px;
    justify-content: flex-end;
}

.site-nav a {
    color: var(--muted);
    font-size: 14px;
    text-decoration: none;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
    color: var(--accent);
}

.hero {
    padding: clamp(72px, 11vw, 140px) 0 80px;
}

.eyebrow {
    margin: 0 0 16px;
    color: var(--accent);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    color: var(--text);
    line-height: 1.15;
}

h1 {
    max-width: 980px;
    margin: 0;
    font-size: clamp(2.7rem, 8vw, 6rem);
    letter-spacing: -0.045em;
}

h2 {
    margin: 0 0 22px;
    font-size: clamp(1.9rem, 4vw, 3rem);
    letter-spacing: -0.025em;
}

h3 {
    margin: 0 0 10px;
    font-size: 1.25rem;
}

.hero-copy {
    max-width: 800px;
    margin: 30px 0 0;
    color: var(--muted);
    font-size: clamp(1.1rem, 2.2vw, 1.35rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text);
    font-weight: 750;
    text-decoration: none;
}

.button-primary {
    border-color: var(--accent);
    background: var(--accent);
    color: #07120f;
}

.button-primary:hover {
    background: #9bf1e6;
    color: #07120f;
}

.metrics,
.cards,
.case-studies,
.faq-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.metrics {
    margin-bottom: 96px;
}

.metric,
.card,
.case-study,
.faq-item {
    border: 1px solid var(--border);
    border-radius: 20px;
    background: rgba(16, 27, 35, 0.82);
}

.metric {
    padding: 24px;
}

.metric strong {
    display: block;
    color: var(--accent);
    font-size: 1.65rem;
}

.metric span,
.card p,
.case-study p,
.faq-item p,
.section-intro {
    color: var(--muted);
}

.content-section {
    padding: 70px 0;
    border-top: 1px solid rgba(116, 228, 213, 0.1);
}

.section-intro {
    max-width: 760px;
    margin: -8px 0 32px;
    font-size: 1.08rem;
}

.card,
.case-study,
.faq-item {
    padding: 26px;
}

.card p,
.case-study p,
.faq-item p {
    margin-bottom: 0;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0;
    list-style: none;
}

.tag-list li {
    padding: 5px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--accent);
    font-size: 13px;
}

.proof-list {
    max-width: 820px;
    padding-left: 22px;
}

.proof-list li + li {
    margin-top: 12px;
}

.cta {
    margin: 70px 0;
    padding: clamp(32px, 6vw, 64px);
    border: 1px solid var(--border);
    border-radius: 28px;
    background:
        linear-gradient(135deg, rgba(63, 201, 184, 0.16), transparent 62%),
        var(--surface);
}

.cta p {
    max-width: 700px;
    color: var(--muted);
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 16px;
    padding: 30px 0 48px;
    border-top: 1px solid rgba(116, 228, 213, 0.12);
    color: var(--muted);
    font-size: 14px;
}

.site-footer p {
    margin: 0;
}

@media (max-width: 820px) {
    .site-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-nav {
        justify-content: flex-start;
    }

    .metrics,
    .cards,
    .case-studies,
    .faq-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 56px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}