:root {
    color-scheme: dark;
    --bg: #11131a;
    --surface: #1a1d26;
    --text: #f4f4f7;
    --muted: #b2b5c3;
    --accent: #b4baff;
    --line: #333744;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: "Segoe UI", Arial, sans-serif; font-size: 16px; line-height: 1.65; }
a { color: inherit; text-underline-offset: .24em; }
a:hover { color: var(--accent); }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 6px; border-radius: 3px; }
img { max-width: 100%; height: auto; display: block; }
.wrap { width: min(1160px, calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: absolute; left: 1rem; top: -6rem; padding: .75rem 1rem; background: var(--text); color: var(--bg); z-index: 5; }
.skip-link:focus { top: 1rem; }
.site-header { display: flex; justify-content: space-between; align-items: center; padding-block: 27px; border-bottom: 1px solid var(--line); gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 18px; font-weight: 600; letter-spacing: -.6px; text-decoration: none; }
nav { display: flex; align-items: center; gap: 30px; font-size: 14px; }
nav a { text-decoration: none; }
.nav-install { border: 1px solid #575b71; border-radius: 7px; padding: 9px 15px; }
.hero { padding-top: 40px; text-align: center; }
.eyebrow { color: var(--accent); font-size: 13px; font-weight: 650; letter-spacing: .13em; text-transform: uppercase; margin: 0 0 22px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(3rem, 6.5vw, 5.6rem); line-height: 1.04; font-weight: 600; letter-spacing: -.065em; margin-bottom: 27px; }
h1 span { color: var(--accent); }
.hero-copy { color: var(--muted); font-size: 19px; line-height: 1.65; margin-bottom: 29px; }
.actions { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 28px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; background: var(--accent); color: #171a30; text-decoration: none; padding: 14px 23px; border-radius: 7px; font-weight: 650; }
.button:hover { background: #cdd1ff; color: #171a30; }
.text-link { font-size: 15px; font-weight: 600; text-decoration: none; }
.text-link span { margin-left: 12px; }
.hero-note { margin: 17px 0 45px; color: var(--muted); font-size: 13px; }
.hero-note span { margin-inline: 10px; }
.dashboard-preview { margin: 0; border: 1px solid #444859; border-radius: 12px; background: var(--surface); box-shadow: 0 24px 80px #0005; }
.window-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 11px 17px; color: #b5b7c5; font-size: 12px; }
.window-dots { letter-spacing: 4px; color: #686c7e; }
.window-label { color: #9a9ead; }
.dashboard-preview img { width: 100%; }
.features { padding-block: 64px 82px; }
h2 { font-size: clamp(2rem, 3.7vw, 3.1rem); line-height: 1.15; letter-spacing: -.045em; font-weight: 550; margin-bottom: 25px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 42px; }
.feature-grid article { border-top: 1px solid var(--line); padding-top: 25px; }
.feature-number { color: var(--accent); font-size: 12px; letter-spacing: .09em; }
h3 { font-size: 20px; font-weight: 600; letter-spacing: -.025em; line-height: 1.4; margin-bottom: 14px; }
.feature-grid h3 { margin-top: 18px; }
.feature-grid p, .viewer-copy > p:not(.eyebrow), .install-intro > p:not(.eyebrow) { color: var(--muted); }
.viewer-section { display: grid; grid-template-columns: 1.25fr 1fr; gap: 65px; align-items: center; padding-block: 22px 104px; }
.viewer-image { overflow: hidden; border: 1px solid var(--line); border-radius: 9px; }
.viewer-copy .text-link { display: inline-block; margin-top: 10px; }
.install-section { display: grid; grid-template-columns: 1fr 1fr; gap: 110px; padding-block: 70px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.install-intro > p:not(.eyebrow) { max-width: 360px; }
.source-link { display: block; color: var(--muted); font-size: 14px; margin-top: 17px; }
.install-steps > h3 { margin-bottom: 25px; }
ol { margin: 0 0 25px; padding-left: 24px; }
li { padding-left: 9px; margin-bottom: 22px; }
li::marker { color: var(--accent); }
li > span { display: block; color: var(--muted); margin-top: 4px; }
code { font-size: .9em; overflow-wrap: anywhere; color: var(--text); }
details { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; padding-block: 19px; font-weight: 500; }
details p { color: var(--muted); padding-bottom: 12px; }
.faq { display: grid; grid-template-columns: 1fr 1.5fr; gap: 75px; padding-block: 80px; }
.faq h2 { padding-top: 13px; }
footer { border-top: 1px solid var(--line); padding-block: 30px 36px; }
.footer-top { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.footer-top > a:last-child, footer p { font-size: 13px; color: var(--muted); }
footer p { margin-top: 24px; margin-bottom: 0; }
@media (max-width: 760px) {
    .wrap { width: calc(100% - 36px); }
    .site-header { gap: 14px; padding-block: 20px; }
    .brand { font-size: 16px; gap: 8px; }
    .brand-secondary { display: none; }
    nav { gap: 16px; }
    nav > a:first-child { display: none; }
    .nav-install { padding: 8px 11px; font-size: 13px; }
    .hero { padding-top: 30px; }
    h1 { letter-spacing: -.055em; }
    .hero-copy { font-size: 17px; }
    .eyebrow { font-size: 12px; letter-spacing: .09em; }
    .window-label { display: none; }
    .window-bar { font-size: 10px; padding: 8px 12px; }
    .feature-grid, .viewer-section, .install-section, .faq { grid-template-columns: 1fr; gap: 30px; }
    .features { padding-block: 40px 35px; }
    .feature-grid { gap: 22px; }
    .viewer-section { padding-block: 15px 60px; }
    .install-section { padding-block: 50px; gap: 45px; }
    .faq { padding-block: 45px; gap: 0; }
    .footer-top { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 370px) {
    .site-header .brand img { display: none; }
    nav { gap: 10px; }
    .actions { gap: 18px; }
    .desktop-break { display: none; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}