:root {
  --rt-navy: #081426;
  --rt-navy-2: #10233f;
  --rt-blue: #146ef5;
  --rt-blue-dark: #0b56ca;
  --rt-blue-soft: #eaf2ff;
  --rt-green: #21884a;
  --rt-green-dark: #176c39;
  --rt-green-soft: #eaf7ef;
  --rt-orange: #ed6f19;
  --rt-white: #ffffff;
  --rt-bg: #f7f9fc;
  --rt-text: #101828;
  --rt-muted: #475467;
  --rt-border: #e4e7ec;
  --rt-shadow: 0 12px 34px rgba(16, 24, 40, .08);
  --rt-radius: 10px;
  --rt-max: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--rt-white);
  color: var(--rt-text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, .btn { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(20, 110, 245, .35); outline-offset: 3px; }
.skip-link { position: fixed; left: 14px; top: -80px; z-index: 2000; padding: 10px 14px; background: #fff; color: var(--rt-navy); border-radius: 8px; box-shadow: var(--rt-shadow); }
.skip-link:focus { top: 14px; }
.container { width: min(calc(100% - 40px), var(--rt-max)); margin-inline: auto; }
.section { padding: 88px 0; }
.section-sm { padding: 58px 0; }
.section-alt { background: var(--rt-bg); }
.section-navy { background: var(--rt-navy); color: #fff; }
.section-head { max-width: 720px; margin-bottom: 36px; }
.section-head.center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--rt-blue-dark);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.eyebrow.green { color: var(--rt-green-dark); }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--rt-navy); line-height: 1.13; letter-spacing: -.025em; }
h1 { margin-bottom: 22px; font-size: clamp(2.35rem, 4.5vw, 3.9rem); font-weight: 800; }
h2 { margin-bottom: 16px; font-size: clamp(1.9rem, 3.4vw, 3rem); font-weight: 800; }
h3 { margin-bottom: 10px; font-size: 1.25rem; font-weight: 750; }
.section-navy h1, .section-navy h2, .section-navy h3 { color: #fff; }
.lead { color: var(--rt-muted); font-size: clamp(1.05rem, 1.8vw, 1.25rem); line-height: 1.7; }
.section-navy .lead, .section-navy .muted { color: #cbd5e1; }
.muted { color: var(--rt-muted); }
.fine { font-size: .88rem; color: var(--rt-muted); }

/* Shared corporate header */
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,.97); border-bottom: 1px solid rgba(228,231,236,.92); backdrop-filter: blur(10px); }
.navbar { min-height: 72px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--rt-navy); text-decoration: none; font-weight: 800; letter-spacing: -.02em; white-space: nowrap; }
.brand img { width: 42px; height: 42px; object-fit: contain; }
.nav-links { display: flex; align-items: center; justify-content: center; gap: 4px; }
.nav-link, .nav-drop > summary { min-height: 42px; display: inline-flex; align-items: center; padding: 0 12px; color: #344054; text-decoration: none; font-size: .92rem; font-weight: 650; border-radius: 7px; cursor: pointer; list-style: none; }
.nav-link:hover, .nav-drop > summary:hover, .nav-link[aria-current="page"] { color: var(--rt-blue-dark); background: var(--rt-blue-soft); }
.nav-drop { position: relative; }
.nav-drop > summary::-webkit-details-marker { display: none; }
.nav-drop > summary::after { content: ""; width: 7px; height: 7px; margin: -4px 0 0 8px; border-right: 1.5px solid; border-bottom: 1.5px solid; transform: rotate(45deg); }
.nav-panel { position: absolute; top: calc(100% + 10px); left: 0; width: 320px; padding: 8px; background: #fff; border: 1px solid var(--rt-border); border-radius: 10px; box-shadow: var(--rt-shadow); }
.nav-panel a { display: grid; grid-template-columns: 38px 1fr; gap: 2px 10px; padding: 11px; border-radius: 8px; text-decoration: none; }
.nav-panel > .soon { display: grid; grid-template-columns: 38px 1fr; gap: 2px 10px; padding: 11px; border-radius: 8px; }
.nav-panel a:hover { background: var(--rt-bg); }
.nav-panel img, .nav-product-icon { grid-row: span 2; width: 36px; height: 36px; object-fit: contain; border-radius: 8px; }
.nav-panel strong { color: var(--rt-navy); font-size: .92rem; }
.nav-panel small { color: var(--rt-muted); font-size: .77rem; }
.nav-panel .soon { opacity: .65; cursor: default; }
.nav-divider { height: 1px; margin: 7px 8px; background: var(--rt-border); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.mobile-nav-actions { display: none; }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 1px solid var(--rt-border); border-radius: 8px; background: #fff; color: var(--rt-navy); cursor: pointer; }
.nav-toggle span { display: block; height: 2px; margin: 5px 0; background: currentColor; transition: transform .2s ease, opacity .2s ease; }

.btn { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 19px; border: 1px solid transparent; border-radius: 8px; background: transparent; text-decoration: none; font-weight: 750; font-size: .94rem; line-height: 1; cursor: pointer; transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--rt-blue); border-color: var(--rt-blue); color: #fff; }
.btn-primary:hover { background: var(--rt-blue-dark); border-color: var(--rt-blue-dark); }
.btn-secondary { background: #fff; border-color: #cfd4dc; color: var(--rt-navy); }
.btn-secondary:hover { border-color: var(--rt-blue); color: var(--rt-blue-dark); }
.btn-green { background: var(--rt-green); border-color: var(--rt-green); color: #fff; }
.btn-green:hover { background: var(--rt-green-dark); border-color: var(--rt-green-dark); }
.btn-light { background: #fff; border-color: #fff; color: var(--rt-navy); }
.btn-ghost-light { border-color: rgba(255,255,255,.45); color: #fff; }
.btn[disabled], .btn.is-loading { opacity: .55; cursor: not-allowed; transform: none; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* Hero and product visuals */
.hero { padding: 76px 0 84px; overflow: hidden; background: #fff; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, .95fr); align-items: center; gap: 72px; }
.hero-copy { max-width: 650px; }
.hero .lead { max-width: 620px; margin-bottom: 28px; }
.trust-list { display: flex; flex-wrap: wrap; gap: 10px 20px; margin: 24px 0 0; padding: 0; list-style: none; color: #344054; font-size: .9rem; }
.trust-list li::before { content: "✓"; margin-right: 7px; color: var(--rt-green); font-weight: 900; }
.device-stage { position: relative; min-height: 460px; padding: 26px 0 0; }
.monitor { position: relative; width: 90%; margin-left: auto; padding: 10px 10px 20px; background: #172033; border: 1px solid #26334a; border-radius: 12px; box-shadow: 0 24px 58px rgba(8,20,38,.18); }
.monitor::after { content: ""; position: absolute; left: 39%; right: 39%; bottom: -38px; height: 38px; background: linear-gradient(90deg, #9da7b7, #d6dce5, #9da7b7); clip-path: polygon(38% 0, 62% 0, 69% 78%, 100% 78%, 100% 100%, 0 100%, 0 78%, 31% 78%); }
.monitor img { width: 100%; height: auto; aspect-ratio: auto; object-fit: contain; object-position: top; background: #f3f4f6; border-radius: 4px; }
.phone { position: absolute; right: 0; bottom: 0; width: min(38%, 190px); padding: 8px; background: #111827; border: 1px solid #26334a; border-radius: 24px; box-shadow: 0 18px 45px rgba(8,20,38,.24); }
.phone::before { content: ""; position: absolute; top: 12px; left: 36%; width: 28%; height: 5px; background: #111827; border-radius: 8px; z-index: 2; }
.phone > button, .tablet > button, .monitor > button { display: block; width: 100%; padding: 0; border: 0; background: transparent; }
.phone img { width: 100%; height: auto; aspect-ratio: auto; object-fit: contain; object-position: top; border-radius: 18px; }
.tablet { position: relative; width: min(100%, 630px); margin-inline: auto; padding: 10px; background: #172033; border-radius: 16px; box-shadow: var(--rt-shadow); }
.tablet img { width: 100%; height: auto; aspect-ratio: auto; object-fit: contain; object-position: top; border-radius: 8px; background: #f3f4f6; }
.hero .tablet { width: min(82%, 480px); }
.visual-note { margin-top: 54px; color: var(--rt-muted); font-size: .8rem; text-align: right; }

.capability-strip { border-block: 1px solid var(--rt-border); background: var(--rt-bg); }
.capability-row { display: grid; grid-template-columns: repeat(5, 1fr); }
.capability { min-height: 78px; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 15px; color: #344054; font-size: .92rem; font-weight: 700; border-right: 1px solid var(--rt-border); }
.capability:last-child { border-right: 0; }
.capability svg { width: 22px; height: 22px; color: var(--rt-blue); }

.product-showcase { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 64px; padding: 54px 0; border-bottom: 1px solid var(--rt-border); }
.product-showcase:last-child { border-bottom: 0; }
.product-showcase.reverse .product-copy { order: 2; }
.product-showcase.reverse .product-media { order: 1; }
.product-logo { width: 68px; height: 68px; object-fit: contain; margin-bottom: 18px; }
.feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 18px; margin: 24px 0 28px; padding: 0; list-style: none; color: #344054; }
.feature-list li::before { content: ""; display: inline-block; width: 7px; height: 7px; margin: 0 9px 1px 0; border-radius: 50%; background: var(--rt-blue); }
.feature-list.green li::before { background: var(--rt-green); }
.media-card { overflow: hidden; background: #fff; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); box-shadow: var(--rt-shadow); }
.media-card img { width: 100%; height: auto; }
.media-caption { padding: 12px 16px; color: var(--rt-muted); font-size: .82rem; border-top: 1px solid var(--rt-border); }

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 18px; }
.card { padding: 26px; background: #fff; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); }
.card.shadow { box-shadow: var(--rt-shadow); }
.icon-box { width: 44px; height: 44px; display: grid; place-items: center; margin-bottom: 18px; color: var(--rt-blue); background: var(--rt-blue-soft); border-radius: 9px; font-size: 1.2rem; font-weight: 800; }
.icon-box.green { color: var(--rt-green); background: var(--rt-green-soft); }

.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: steps; }
.step { position: relative; padding: 0 20px 0 0; counter-increment: steps; }
.step::before { content: counter(steps); width: 36px; height: 36px; display: grid; place-items: center; margin-bottom: 15px; color: #fff; background: var(--rt-blue); border-radius: 50%; font-size: .9rem; font-weight: 800; }
.step:not(:last-child)::after { content: ""; position: absolute; left: 46px; right: 10px; top: 18px; height: 1px; background: #cbd5e1; }
.step strong { display: block; margin-bottom: 5px; color: var(--rt-navy); }
.step span { color: var(--rt-muted); font-size: .88rem; }

/* Screenshot tabs and lightbox */
.screenshot-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.screenshot-tab { min-height: 42px; padding: 0 16px; border: 1px solid var(--rt-border); border-radius: 7px; background: #fff; color: #344054; font-weight: 700; cursor: pointer; }
.screenshot-tab[aria-selected="true"] { background: var(--rt-navy); border-color: var(--rt-navy); color: #fff; }
.screenshot-view { position: relative; overflow: hidden; background: #fff; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); box-shadow: var(--rt-shadow); }
.screenshot-view button { display: block; width: 100%; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.screenshot-view img { width: 100%; max-height: 720px; object-fit: contain; object-position: top; background: #eef2f6; }
.screenshot-view figcaption { padding: 13px 16px; color: var(--rt-muted); font-size: .86rem; border-top: 1px solid var(--rt-border); }
.lightbox { position: fixed; inset: 0; z-index: 3000; display: none; place-items: center; padding: 28px; background: rgba(8,20,38,.92); }
.lightbox.open { display: grid; }
.lightbox-inner { position: relative; max-width: min(1400px, 96vw); max-height: 92vh; }
.lightbox img { max-width: 100%; max-height: 86vh; object-fit: contain; border-radius: 8px; }
.lightbox-close { position: absolute; right: 0; top: -48px; width: 40px; height: 40px; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; background: transparent; color: #fff; font-size: 1.5rem; cursor: pointer; }
.lightbox-caption { margin-top: 8px; color: #d0d5dd; font-size: .85rem; text-align: center; }

/* Plans */
.plan-switch { display: flex; width: fit-content; margin: 0 auto 32px; padding: 4px; background: #eef2f6; border: 1px solid var(--rt-border); border-radius: 9px; }
.plan-switch button { min-height: 42px; padding: 0 18px; border: 0; border-radius: 6px; background: transparent; color: var(--rt-muted); font-weight: 750; cursor: pointer; }
.plan-switch button[aria-selected="true"] { background: #fff; color: var(--rt-navy); box-shadow: 0 2px 8px rgba(16,24,40,.08); }
.plans-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.plan-card { position: relative; display: flex; flex-direction: column; min-height: 100%; padding: 26px 22px; background: #fff; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); }
.plan-card.featured { border: 2px solid var(--rt-blue); box-shadow: var(--rt-shadow); }
.plan-card.green.featured { border-color: var(--rt-green); }
.plan-badge { position: absolute; top: -14px; right: 16px; padding: 5px 10px; color: #fff; background: var(--rt-blue); border-radius: 6px; font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; }
.plan-card.green .plan-badge { background: var(--rt-green); }
.price { margin: 14px 0 4px; color: var(--rt-navy); font-size: 2rem; font-weight: 850; letter-spacing: -.04em; }
.price small { color: var(--rt-muted); font-size: .8rem; font-weight: 500; letter-spacing: 0; }
.plan-features { flex: 1; margin: 22px 0; padding: 0; list-style: none; color: #344054; font-size: .88rem; }
.plan-features li { padding: 8px 0; border-top: 1px solid #f0f2f5; }
.plan-features li::before { content: "✓"; margin-right: 7px; color: var(--rt-green); font-weight: 900; }
.comparison { overflow-x: auto; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); }
.comparison table { width: 100%; min-width: 760px; border-collapse: collapse; background: #fff; }
.comparison th, .comparison td { padding: 14px 16px; text-align: center; border-bottom: 1px solid var(--rt-border); }
.comparison th:first-child, .comparison td:first-child { position: sticky; left: 0; z-index: 1; text-align: left; background: #fff; }
.comparison thead th { color: var(--rt-navy); background: var(--rt-bg); font-size: .88rem; }

/* Downloads, forms, auth */
.download-card { display: grid; grid-template-columns: 64px 1fr auto; align-items: center; gap: 18px; padding: 22px; background: #fff; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); }
.download-card > img { width: 64px; height: 64px; object-fit: contain; }
.download-meta { display: flex; flex-wrap: wrap; gap: 5px 14px; color: var(--rt-muted); font-size: .8rem; }
.download-notes { grid-column: 2 / -1; color: var(--rt-muted); font-size: .86rem; }
.download-notes summary { color: var(--rt-blue-dark); font-weight: 700; cursor: pointer; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { color: #344054; font-size: .88rem; font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 11px 13px; border: 1px solid #cfd4dc; border-radius: 8px; background: #fff; color: var(--rt-text); }
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--rt-blue); outline: 3px solid rgba(20,110,245,.12); }
.form-status { display: none; margin-top: 16px; padding: 12px 14px; border-radius: 8px; font-size: .9rem; }
.form-status.show { display: block; }
.form-status.success { color: #176c39; background: var(--rt-green-soft); border: 1px solid #a6d8b8; }
.form-status.error { color: #b42318; background: #fef3f2; border: 1px solid #fecdca; }
.honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.auth-shell { min-height: calc(100vh - 72px); display: grid; grid-template-columns: minmax(330px,.85fr) minmax(500px,1.15fr); }
.auth-aside { display: flex; align-items: center; padding: 64px max(34px, calc((100vw - 1180px)/2)); background: var(--rt-navy); color: #fff; }
.auth-aside h1, .auth-aside h2 { color: #fff; }
.auth-main { display: flex; align-items: center; padding: 56px clamp(28px, 5vw, 80px); background: var(--rt-bg); }
.auth-card { width: min(100%, 680px); padding: 32px; background: #fff; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); box-shadow: var(--rt-shadow); }

.faq { border-top: 1px solid var(--rt-border); }
.faq details { border-bottom: 1px solid var(--rt-border); }
.faq summary { padding: 19px 34px 19px 0; color: var(--rt-navy); font-weight: 750; cursor: pointer; }
.faq p { max-width: 760px; padding-bottom: 18px; color: var(--rt-muted); }
.cta-band { padding: 54px 0; background: var(--rt-navy); color: #fff; }
.cta-row { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 28px; }
.cta-band h2 { color: #fff; margin-bottom: 8px; }
.cta-band p { margin: 0; color: #cbd5e1; }

/* Footer */
.site-footer { padding: 62px 0 24px; background: #06101f; color: #cbd5e1; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: 34px; }
.footer-brand { max-width: 290px; }
.footer-brand .brand { color: #fff; margin-bottom: 14px; }
.footer-brand p { color: #98a2b3; font-size: .9rem; }
.footer-col h3 { margin-bottom: 15px; color: #fff; font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; }
.footer-col ul { margin: 0; padding: 0; list-style: none; }
.footer-col li { margin: 9px 0; }
.footer-col a { color: #98a2b3; text-decoration: none; font-size: .88rem; }
.footer-col span { color: #667085; font-size: .88rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 42px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: #98a2b3; font-size: .82rem; }
.social-links { display: flex; gap: 14px; }

/* Small utility components */
.badge { display: inline-flex; align-items: center; min-height: 28px; padding: 0 9px; border-radius: 6px; color: var(--rt-blue-dark); background: var(--rt-blue-soft); font-size: .74rem; font-weight: 800; }
.badge.green { color: var(--rt-green-dark); background: var(--rt-green-soft); }
.badge.soon { color: #475467; background: #eaecf0; }
.page-hero { padding: 72px 0 64px; background: var(--rt-bg); border-bottom: 1px solid var(--rt-border); }
.page-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 58px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; color: var(--rt-muted); font-size: .82rem; }
.breadcrumbs a { color: var(--rt-blue-dark); text-decoration: none; }
.notice { padding: 15px 17px; border: 1px solid #b2ccff; border-radius: 8px; background: var(--rt-blue-soft); color: #194185; }
.notice.green { border-color: #a6d8b8; background: var(--rt-green-soft); color: var(--rt-green-dark); }
.availability { display: inline-flex; gap: 7px; align-items: center; color: var(--rt-green-dark); font-size: .84rem; font-weight: 750; }
.availability::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #22c55e; }
.logo-card { min-height: 200px; display: grid; place-items: center; padding: 30px; background: #fff; border: 1px solid var(--rt-border); border-radius: var(--rt-radius); }
.logo-card img { max-width: 190px; max-height: 140px; object-fit: contain; }
.legal-list { display: grid; gap: 10px; margin: 18px 0 0; padding: 0; list-style: none; }
.legal-list a { display: flex; justify-content: space-between; gap: 14px; padding: 12px 0; color: var(--rt-blue-dark); text-decoration: none; border-top: 1px solid var(--rt-border); }
.legal-list a::after { content: "→"; }
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .45s ease, transform .45s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .nav-links { gap: 0; }
  .nav-link, .nav-drop > summary { padding-inline: 8px; font-size: .86rem; }
  .nav-actions .btn { padding-inline: 13px; }
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 38px; }
  .plans-grid { grid-template-columns: repeat(2, 1fr); gap: 22px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.3fr repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .navbar { grid-template-columns: 1fr auto; }
  .nav-toggle { display: block; }
  .nav-actions .login-link, .nav-actions .btn { display: none; }
  .nav-links { position: fixed; inset: 73px 0 auto 0; max-height: calc(100vh - 73px); display: none; align-items: stretch; justify-content: flex-start; flex-direction: column; gap: 0; padding: 18px 20px 30px; overflow-y: auto; background: #fff; border-bottom: 1px solid var(--rt-border); box-shadow: var(--rt-shadow); }
  .nav-links.open { display: flex; }
  .nav-link, .nav-drop > summary { width: 100%; min-height: 48px; padding-inline: 10px; }
  .nav-panel { position: static; width: 100%; margin: 0 0 8px; box-shadow: none; }
  .mobile-nav-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; }
  .hero, .page-hero { padding-top: 56px; }
  .hero-grid, .page-hero-grid, .product-showcase { grid-template-columns: 1fr; gap: 42px; }
  .hero-copy { max-width: 760px; }
  .device-stage { width: min(100%, 680px); margin-inline: auto; }
  .product-showcase.reverse .product-copy, .product-showcase.reverse .product-media { order: initial; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; gap: 20px; }
  .step { padding-left: 54px; }
  .step::before { position: absolute; left: 0; top: 0; }
  .step:not(:last-child)::after { left: 18px; top: 40px; bottom: -16px; width: 1px; height: auto; }
  .auth-shell { grid-template-columns: 1fr; }
  .auth-aside { display: none; }
  .auth-main { padding: 40px 20px; }
  .cta-row { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 30px), var(--rt-max)); }
  .section { padding: 66px 0; }
  .section-sm { padding: 46px 0; }
  h1 { font-size: clamp(2.1rem, 11vw, 3rem); }
  h2 { font-size: clamp(1.65rem, 8vw, 2.25rem); }
  .lead { font-size: 1.03rem; }
  .button-row { display: grid; grid-template-columns: 1fr; }
  .button-row .btn { width: 100%; }
  .hero-grid { gap: 34px; }
  .device-stage { min-height: auto; padding-bottom: 12px; }
  .monitor { display: none; }
  .phone { position: relative; right: auto; bottom: auto; width: min(66%, 270px); margin-inline: auto; }
  .visual-note { margin-top: 12px; text-align: center; }
  .capability-row { grid-template-columns: repeat(2, 1fr); }
  .capability { border-bottom: 1px solid var(--rt-border); }
  .capability:nth-child(2n) { border-right: 0; }
  .capability:last-child { grid-column: 1 / -1; }
  .feature-list, .grid-2, .grid-3, .grid-4, .plans-grid, .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .download-card { grid-template-columns: 52px 1fr; }
  .download-card > img { width: 52px; height: 52px; }
  .download-card .btn { grid-column: 1 / -1; width: 100%; }
  .download-notes { grid-column: 1 / -1; }
  .auth-card { padding: 24px 18px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px 18px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .lightbox { padding: 0; }
  .lightbox-inner { width: 100%; max-width: 100%; max-height: 100vh; }
  .lightbox img { width: 100%; max-height: 92vh; border-radius: 0; }
  .lightbox-close { top: 12px; right: 12px; z-index: 2; background: rgba(8,20,38,.75); }
  .lightbox-caption { padding: 0 14px; }
}

@media (max-width: 390px) {
  .brand span { font-size: .94rem; }
  .brand img { width: 38px; height: 38px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .capability { font-size: .82rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}