/* Shared layout and readability improvements. */
html { scroll-padding-top: 110px; }
body { line-height: 1.6; }
a, button { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--primary); outline-offset: 5px; }
.container { max-width: 1120px; padding-inline: 28px; }
.header-inner { min-height: 80px; height: auto; gap: 24px; padding-block: 14px; }
.brand-link { gap: 11px; white-space: nowrap; }
.logo { width: 34px; height: 34px; border-radius: 11px; }
.title { font-size: 18px; letter-spacing: -.4px; }
.nav { gap: 24px; font-size: 14px; }
.nav-get { color: var(--text); }
#theme-toggle { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--border-strong); border-radius: 50%; }
.skip-link { position: fixed; top: -100px; left: 20px; z-index: 100; padding: 10px 18px; color: var(--text); background: var(--card); border: 2px solid var(--primary); }
.skip-link:focus { top: 12px; }
h1,h2,h3 { text-wrap: balance; line-height: 1.18; letter-spacing: -.035em; }
p { text-wrap: pretty; }
.btn { height: auto; min-height: 48px; padding: 11px 22px; border-radius: 11px; font-size: 15px; }
.home-hero { text-align: center; padding: 76px 0 48px; background: radial-gradient(ellipse at 50% 0%,var(--glow),transparent 66%); }
.eyebrow { display: block; font-size: 12px; font-weight: 700; letter-spacing: .13em; color: var(--muted); margin-bottom: 18px; }
.home-hero h1 { font-size: clamp(38px,5.4vw,64px); margin: 0; font-weight: 600; line-height: 1.08; }
.hero-lead { font-size: 20px; color: var(--muted); margin: 24px auto 28px; line-height: 1.6; }
.purchase-note { font-size: 14px; color: var(--muted); margin: 18px 0 12px; }
.compatibility { font-size: 13px; color: var(--muted); }
.compatibility span { margin-inline: 12px; opacity: .5; }
.demo-section { padding-block: 20px 68px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.section-heading .eyebrow { margin-bottom: 9px; }
h2 { font-size: clamp(26px,3vw,34px); font-weight: 600; margin: 0 0 18px; }
.section-heading h2 { margin-bottom: 0; }
.text-link { font-size: 14px; font-weight: 600; color: var(--text); text-underline-offset: 5px; }
.demo-section .gesture-demo { max-width: none; margin: 0; }
.gesture-demo__frame { border-radius: 18px; box-shadow: 0 20px 70px rgba(20,20,50,.15); }
.trust-section { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; padding-block: 36px 64px; border-top: 1px solid var(--border-strong); }
.trust-number { font-size: 12px; font-weight: 600; color: var(--muted); letter-spacing: .08em; }
.trust-section h3 { font-size: 21px; margin: 16px 0 12px; }
.trust-section p,.setup-section p,.closing-section p { font-size: 16px; color: var(--muted); }
.trust-section a { font-size: 14px; color: var(--text); text-underline-offset: 4px; }
.setup-section { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; padding-block: 64px; border-top: 1px solid var(--border-strong); }
.setup-steps { list-style: none; counter-reset: step; margin: 0; padding: 0; }
.setup-steps li { position: relative; counter-increment: step; padding: 0 0 28px 54px; }
.setup-steps li:last-child { padding-bottom: 0; }
.setup-steps li::before { content: counter(step); position: absolute; left: 0; top: 0; width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--border-strong); border-radius: 50%; color: var(--muted); font-size: 14px; }
.setup-steps strong { display: block; font-size: 17px; margin-bottom: 7px; }
.setup-steps span { display: block; color: var(--muted); font-size: 15px; }
.faq-section { padding-block: 48px 60px; max-width: 820px; }
.faq-section h2 { margin-bottom: 28px; }
.faq-section details { border-bottom: 1px solid var(--border-strong); padding: 18px 0; }
.faq-section summary { font-size: 17px; font-weight: 600; cursor: pointer; }
.faq-section p { color: var(--muted); margin-bottom: 0; }
.faq-section a { color: var(--text); }
.closing-section { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding-block: 42px 64px; }
.closing-section h2 { margin-bottom: 8px; }
.closing-section p { margin: 0; }
.footer-inner { padding-block: 26px; gap: 24px; font-size: 13px; }
.footer-links { flex-wrap: wrap; gap: 12px 22px; }
.download h2,.support h1 { font-size: 38px; }
.download-card { box-shadow: 0 14px 55px rgba(0,0,0,.06); }
#trial { scroll-margin-top: 110px; }
.guide-intro { padding-block: 64px 30px; }
.guide-intro h1 { font-size: clamp(34px,5vw,50px); margin: 0 0 20px; }
.guide-intro>p { font-size: 18px; color: var(--muted); }
.guide-links { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; margin-top: 24px; }
.guide-links a { color: var(--text); font-size: 14px; text-underline-offset: 4px; }
.guide-links button { margin-left: auto; font-size: 14px; }
.guide-setup { padding-block: 28px 32px; }
.guide-setup ol { padding-left: 24px; max-width: 88ch; }
.guide-setup li { padding: 0 0 10px 6px; font-size: 16px; }
.guide-section { padding-block: 30px; }
.guide-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; }
.guide-card { border: 1px solid var(--border-strong); border-radius: 16px; overflow: hidden; background: var(--card); scroll-margin-top: 110px; }
.guide-card img { width: 100%; height: auto; aspect-ratio: 12/7; display: block; background: #efeffc; }
.guide-card-copy { padding: 23px; }
.guide-card h3 { font-size: 22px; margin: 0 0 14px; }
.guide-card p { font-size: 16px; line-height: 1.65; margin: 0; }
.guide-tip, .guide-card p.guide-tip { font-size: 14px; color: var(--muted); margin-top: 14px; }
.guide-help { max-width: 820px; padding-block: 48px 72px; }
.guide-help p { color: var(--muted); }
@media(max-width: 800px) {
 .header-inner { flex-wrap: wrap; gap: 10px; }
 .nav { gap: 18px; }
 .home-hero { padding-top: 52px; }
 .trust-section { gap: 22px; }
 .setup-section { gap: 32px; }
 .guide-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
 .footer-inner { align-items: start; flex-direction: column; gap: 14px; }
}
@media(max-width: 600px) {
 .container { padding-inline: 20px; }
 .header-inner { padding-block: 12px; }
 .nav { width: 100%; justify-content: space-between; gap: 8px; font-size: 13px; }
 #theme-toggle { width: 30px; height: 30px; flex-shrink: 0; }
 .home-hero { padding-block: 44px 30px; }
 .hero-lead { font-size: 18px; }
 .section-heading { align-items: start; flex-direction: column; gap: 12px; }
 .demo-section { padding-bottom: 42px; }
 .trust-section,.setup-section,.guide-grid { grid-template-columns: 1fr; }
 .trust-section { padding-block: 30px 44px; gap: 28px; }
 .trust-section h3 { margin-top: 10px; }
 .setup-section { padding-block: 42px; }
 .closing-section { align-items: stretch; flex-direction: column; padding-block: 32px 44px; }
 .guide-intro { padding-top: 38px; }
 .guide-links button { margin-left: 0; }
 .guide-card { display: grid; grid-template-columns: 1fr; }
 .guide-card img { max-height: 220px; object-fit: contain; }
 .guide-section { padding-block: 20px; }
 .desktop-break { display: none; }
 .cta-group .btn { width: 100%; }
}
@media(prefers-reduced-motion: reduce) { *,*::before,*::after { scroll-behavior: auto!important; transition: none!important; } }
@media print { .site-header,.site-footer,.guide-links,.skip-link { display: none; } .guide-grid { display: block; } .guide-card { break-inside: avoid; margin-bottom: 18px; } .guide-card img { width: 180px; } }
.mode-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.settings-reference { padding-block: 48px 24px; }
.settings-reference > p { max-width: 78ch; color: var(--muted); }
.settings-reference-group { border-bottom: 1px solid var(--border-strong); }
.settings-reference-group summary { cursor: pointer; padding: 20px 0; font-size: 17px; font-weight: 600; }
.settings-reference-group summary span { font-size: 13px; font-weight: 400; color: var(--muted); margin-left: 14px; }
.settings-table-wrap { overflow-x: auto; padding-bottom: 18px; }
.settings-reference table { border-collapse: collapse; width: 100%; text-align: left; font-size: 15px; }
.settings-reference td,.settings-reference th { border-bottom: 1px solid var(--border); padding: 14px 12px; vertical-align: top; }
.settings-reference th:first-child { width: 26%; }
.settings-reference td { color: var(--muted); }
.settings-reference td:last-child { min-width: 90px; }
.settings-actions { max-width: 85ch; }
.settings-actions dt { font-weight: 600; margin: 18px 0 6px; }
.settings-actions dd { margin: 0; color: var(--muted); }
@media(max-width:600px) { .mode-grid { grid-template-columns: 1fr; } .settings-reference table { font-size: 14px; } .settings-reference td,.settings-reference th { padding: 12px 6px; } }
.platform-info { min-width: 0; }
.platform-icon { flex-shrink: 0; }
#promo-code { min-width: 0; }
@media(max-width:420px) {
 .platform-card { display: grid; grid-template-columns: 40px minmax(0,1fr); gap: 12px; }
 .platform-card .download-btn { grid-column: 1 / -1; text-align: center; }
 .platform-grid { min-width: 0; grid-template-columns: minmax(0,1fr); }
}