/* CenaAtiva — landing v2 | mobile-first */
:root {
  --ca-bg: #090d10;
  --ca-panel: #151b20;
  --ca-accent: #ff762b;
  --ca-text: #f8f8f8;
  --ca-muted: #b9c0c5;
  --ca-border-subtle: rgb(185 192 197 / 0.14);
  --ca-border-medium: rgb(185 192 197 / 0.24);
  --ca-border-accent: rgb(255 118 43 / 0.42);
  --ca-panel-soft: rgb(21 27 32 / 0.72);
  --ca-panel-raised: color-mix(in srgb, var(--ca-panel) 90%, var(--ca-text));
  --ca-accent-soft: rgb(255 118 43 / 0.10);
  --ca-accent-medium: rgb(255 118 43 / 0.18);
  --ca-text-soft: rgb(248 248 248 / 0.78);
  --ca-muted-soft: rgb(185 192 197 / 0.66);
  --ca-shadow: 0 24px 72px rgb(9 13 16 / 0.78);
  --font: "Manrope", "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --container: 1180px;
  --gutter: 20px;
  --header-height: 66px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
}

*, *::before, *::after { box-sizing: border-box; }
html { max-width: 100%; overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 34px); }
body { margin: 0; min-width: 0; max-width: 100%; overflow-x: clip; background: var(--ca-bg); color: var(--ca-text); font-family: var(--font); font-size: clamp(.98rem, 1vw, 1.08rem); line-height: 1.65; -webkit-font-smoothing: antialiased; }
img, svg, video { display: block; max-width: 100%; }
button, a, summary { font: inherit; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, ul, ol, dl, dd { margin-top: 0; }
button { border: 0; }
::selection { background: var(--ca-accent); color: var(--ca-bg); }

.container { width: min(calc(100% - (2 * var(--gutter))), var(--container)); margin-inline: auto; }
.section { padding-block: 76px; position: relative; }
.section--compact { padding-block: 32px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 1000; top: 10px; left: 10px; padding: 10px 16px; border-radius: var(--radius-sm); background: var(--ca-accent); color: var(--ca-bg); font-weight: 800; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--ca-accent); outline-offset: 4px; }

.notice { border-bottom: 1px solid var(--ca-border-subtle); background: var(--ca-panel); color: var(--ca-muted); font-size: .78rem; }
.notice__inner { min-height: 38px; display: flex; align-items: center; justify-content: center; gap: 9px; text-align: center; }
.notice p { margin: 0; line-height: 1.35; }
.notice strong { color: var(--ca-text); }
.status-dot { display: inline-block; flex: 0 0 auto; width: 7px; height: 7px; border-radius: 50%; background: var(--ca-accent); box-shadow: 0 0 0 4px var(--ca-accent-soft); }

.site-header { position: sticky; z-index: 100; top: 0; height: var(--header-height); background: rgb(9 13 16 / .84); border-bottom: 1px solid transparent; }
.site-header.is-scrolled { backdrop-filter: blur(16px); border-color: var(--ca-border-subtle); }
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { flex: 0 0 auto; display: inline-flex; align-items: center; min-height: 44px; }
.brand img { width: 146px; height: auto; }
.main-nav { display: none; align-items: center; gap: 28px; font-size: .86rem; color: var(--ca-muted); }
.main-nav a, .site-footer nav a { min-height: 44px; display: inline-flex; align-items: center; transition: color .2s ease; }
.main-nav a:hover, .site-footer nav a:hover { color: var(--ca-text); }
.locked-pill { display: inline-flex; min-height: 42px; align-items: center; gap: 9px; padding: 8px 12px; border: 1px solid var(--ca-border-accent); border-radius: 999px; background: var(--ca-panel); color: var(--ca-text); font-size: .73rem; font-weight: 750; white-space: nowrap; }

.hero { position: relative; isolation: isolate; min-height: auto; padding-block: 60px 82px; overflow: hidden; }
.hero::after { content: ""; position: absolute; z-index: -2; width: 500px; height: 500px; right: -250px; top: 22%; background: radial-gradient(circle, rgb(255 118 43 / .11), rgb(255 118 43 / 0) 68%); pointer-events: none; }
.hero__grid-lines { position: absolute; z-index: -3; inset: 0; opacity: .28; background-image: linear-gradient(rgb(185 192 197 / .05) 1px, transparent 1px), linear-gradient(90deg, rgb(185 192 197 / .05) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, rgb(9 13 16 / 1), transparent 94%); }
.hero__inner { display: grid; gap: 58px; align-items: center; }
.eyebrow { display: flex; align-items: center; gap: 11px; margin-bottom: 20px; color: var(--ca-muted); font-size: .7rem; line-height: 1.3; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 21px; height: 2px; flex: 0 0 auto; background: var(--ca-accent); }
h1, h2, h3 { color: var(--ca-text); }
h1 { max-width: 840px; margin-bottom: 24px; font-size: clamp(2.55rem, 12.5vw, 5.95rem); line-height: .98; letter-spacing: -.048em; font-weight: 800; }
h1 span { color: var(--ca-accent); }
h2 { margin-bottom: 20px; max-width: 880px; font-size: clamp(2rem, 8.8vw, 4.15rem); line-height: 1.04; letter-spacing: -.04em; font-weight: 800; }
h3 { margin-bottom: 12px; font-size: clamp(1.2rem, 4.8vw, 1.55rem); line-height: 1.16; letter-spacing: -.02em; }
.hero__lead, .section-lead, .section-heading > p:last-child { max-width: 66ch; color: var(--ca-text-soft); font-size: clamp(1.04rem, 1.4vw, 1.24rem); }
.hero__lead { margin-bottom: 32px; }
.hero__price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 5px 16px; margin-bottom: 26px; }
.hero__price p { margin: 0; font-size: 1.17rem; font-weight: 650; }
.hero__price p span { color: var(--ca-accent); font-size: clamp(2.3rem, 10vw, 4.15rem); line-height: .9; font-weight: 850; letter-spacing: -.055em; white-space: nowrap; }
.hero__price small { flex-basis: 100%; color: var(--ca-muted); }
.hero__actions { display: grid; gap: 12px; }
.button { min-height: 54px; padding: 13px 20px; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; gap: 11px; text-align: center; font-size: .91rem; font-weight: 800; line-height: 1.2; }
.button--locked { border: 1px solid var(--ca-border-accent); background: var(--ca-panel-raised); color: var(--ca-text); cursor: not-allowed; opacity: 1; }
.button--secondary { border: 1px solid var(--ca-border-medium); background: transparent; color: var(--ca-text); }
.button--secondary:hover { border-color: var(--ca-accent); }
.button--full { width: 100%; }
.cta-note { max-width: 58ch; margin: 13px 0 22px; color: var(--ca-muted-soft); font-size: .79rem; line-height: 1.5; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin-bottom: 0; list-style: none; }
.chips li { padding: 6px 10px; border: 1px solid var(--ca-border-subtle); border-radius: 999px; color: var(--ca-muted); font-size: .71rem; font-weight: 700; }
.hero-stage { position: relative; width: min(82vw, 310px); justify-self: center; }
.stage-halo { position: absolute; inset: 12% -20%; z-index: -1; background: radial-gradient(circle, rgb(255 118 43 / .13), rgb(255 118 43 / 0) 67%); }
.phone-frame { position: relative; aspect-ratio: 9 / 16; padding: 20px; display: flex; flex-direction: column; border: 1px solid var(--ca-border-accent); border-radius: 28px; background: var(--ca-panel); box-shadow: var(--ca-shadow); transform: rotate(1deg); overflow: hidden; }
.phone-frame::before { content: ""; position: absolute; width: 70%; height: 44%; top: 17%; right: -15%; border: 1px solid var(--ca-border-subtle); border-radius: 50%; }
.phone-frame__top { display: flex; justify-content: space-between; align-items: center; color: var(--ca-muted); font-size: .7rem; letter-spacing: .12em; }
.phone-frame__top img { width: 28px; height: 28px; object-fit: contain; }
.phone-frame__canvas { flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 10px; padding: 20px 5px; }
.layout-label { color: var(--ca-accent); font-size: .7rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.layout-line { display: block; width: 62%; height: 8px; border-radius: 8px; background: rgb(248 248 248 / .18); }
.layout-line--wide { width: 89%; height: 13px; background: rgb(248 248 248 / .82); }
.layout-block { width: 100%; aspect-ratio: 1.7; margin-block: 9px; border: 1px solid var(--ca-border-subtle); border-radius: 14px; background: linear-gradient(135deg, var(--ca-accent-soft), rgb(185 192 197 / .05)); }
.layout-price { color: var(--ca-text); font-size: 1.9rem; font-weight: 850; }
.preparing-label { position: relative; z-index: 2; padding: 11px 8px; border: 1px solid var(--ca-border-accent); border-radius: 9px; color: var(--ca-text); background: var(--ca-accent-soft); text-align: center; font-size: .65rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.corner { position: absolute; width: 22px; height: 22px; border-color: var(--ca-accent); opacity: .78; }
.corner--tl { top: 10px; left: 10px; border-top: 1px solid; border-left: 1px solid; }
.corner--tr { top: 10px; right: 10px; border-top: 1px solid; border-right: 1px solid; }
.corner--bl { bottom: 10px; left: 10px; border-bottom: 1px solid; border-left: 1px solid; }
.corner--br { bottom: 10px; right: 10px; border-bottom: 1px solid; border-right: 1px solid; }
.stage-caption { display: flex; justify-content: space-between; gap: 12px; margin: 18px -6px 0; color: var(--ca-muted-soft); font-size: .68rem; line-height: 1.45; }
.stage-caption span { color: var(--ca-accent); white-space: nowrap; font-weight: 800; }

.qualification { border-block: 1px solid var(--ca-border-subtle); background: var(--ca-panel-soft); }
.qualification__grid { display: grid; gap: 28px; }
.qualification__column + .qualification__column { padding-top: 28px; border-top: 1px solid var(--ca-border-subtle); }
.qualification h3 { display: flex; align-items: center; gap: 11px; font-size: .93rem; }
.marker { width: 12px; height: 12px; border: 1px solid var(--ca-muted); }
.marker--fill { border-color: var(--ca-accent); background: var(--ca-accent); }
.qualification ul { display: grid; gap: 8px; padding: 0; margin: 0; color: var(--ca-muted); list-style: none; font-size: .89rem; }
.qualification li::before { content: "—"; margin-right: 9px; color: var(--ca-accent); }

.narrow-left { margin-bottom: 44px; }
.benefits-grid { display: grid; border-top: 1px solid var(--ca-border-subtle); }
.benefit { padding: 27px 0; border-bottom: 1px solid var(--ca-border-subtle); }
.benefit > span, .material-icon { display: inline-block; margin-bottom: 22px; color: var(--ca-accent); font-size: .73rem; font-weight: 850; letter-spacing: .1em; }
.benefit p, .material-card p, .material-card li { max-width: 50ch; margin-bottom: 0; color: var(--ca-muted); font-size: .92rem; }
.disclaimer, .warning-panel, .scope-note { margin-top: 32px; padding: 20px; border-left: 2px solid var(--ca-accent); background: var(--ca-panel-soft); color: var(--ca-muted); font-size: .87rem; }
.disclaimer strong { color: var(--ca-text); }

.offers, .materials, .comparison, .faq { background: var(--ca-panel-soft); }
.section-heading { margin-bottom: 42px; }
.offer-grid { display: grid; gap: 18px; }
.offer-card { position: relative; display: flex; flex-direction: column; padding: 26px 22px; border: 1px solid var(--ca-border-subtle); border-radius: var(--radius-lg); background: var(--ca-panel); overflow: hidden; }
.offer-card--featured { border-color: var(--ca-border-accent); }
.offer-card--featured::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--ca-accent); }
.card-label { min-height: 32px; margin-bottom: 10px; color: var(--ca-accent); font-size: .67rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.offer-card__description { min-height: 72px; color: var(--ca-muted); font-size: .9rem; }
.price { display: flex; align-items: flex-start; margin: 12px 0 2px; color: var(--ca-accent); }
.price span { padding-top: 7px; font-size: .9rem; font-weight: 800; }
.price strong { font-size: clamp(3rem, 14vw, 4.75rem); line-height: .9; letter-spacing: -.06em; }
.price-note { min-height: 48px; color: var(--ca-muted-soft); font-size: .76rem; }
.check-list, .minus-list { display: grid; gap: 11px; padding: 0; list-style: none; color: var(--ca-text-soft); font-size: .88rem; }
.check-list li, .minus-list li { position: relative; padding-left: 24px; }
.check-list li::before { content: ""; position: absolute; left: 1px; top: .52em; width: 10px; height: 6px; border-left: 2px solid var(--ca-accent); border-bottom: 2px solid var(--ca-accent); transform: rotate(-45deg); }
.minus-list li::before { content: "—"; position: absolute; left: 0; color: var(--ca-muted); }
.offer-card__footer { margin-top: auto; padding-top: 22px; }
.offer-card__footer p { margin: 10px 4px 0; color: var(--ca-muted-soft); font-size: .72rem; line-height: 1.45; }

.demo-grid { display: grid; gap: 22px; }
.demo-card { max-width: 390px; width: 100%; margin-inline: auto; }
.demo-media { aspect-ratio: 9 / 16; border: 1px solid var(--ca-border-medium); border-radius: 22px; background: var(--ca-panel); overflow: hidden; }
.demo-placeholder { height: 100%; padding: 22px; display: flex; flex-direction: column; position: relative; }
.demo-placeholder::before, .demo-placeholder::after { content: ""; position: absolute; border: 1px solid var(--ca-border-accent); }
.demo-placeholder::before { width: 55%; aspect-ratio: 1; border-radius: 50%; right: -18%; top: 20%; }
.demo-placeholder::after { inset: 12px; border-color: var(--ca-border-subtle); border-radius: 14px; }
.demo-index { position: relative; z-index: 1; color: var(--ca-accent); font-size: .72rem; font-weight: 850; letter-spacing: .1em; }
.demo-placeholder strong { position: relative; z-index: 1; margin-top: auto; max-width: 10ch; font-size: 1.3rem; line-height: 1.05; text-transform: uppercase; }
.abstract-block { position: relative; z-index: 1; display: block; height: 23%; margin-block: 18px; border-radius: 13px; background: linear-gradient(135deg, var(--ca-accent-medium), rgb(185 192 197 / .06)); }
.demo-placeholder small { position: relative; z-index: 1; color: var(--ca-muted); }
.demo-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; padding: 15px 4px 0; }
.demo-meta h3 { margin: 0; font-size: 1rem; }
.demo-meta span { color: var(--ca-muted); font-size: .72rem; white-space: nowrap; }

.process__layout { display: grid; gap: 44px; }
.process__intro > p:last-child, .faq__intro > p:last-child { color: var(--ca-muted); }
.process-list { position: relative; display: grid; gap: 0; padding: 0; margin: 0; list-style: none; }
.process-list::before { content: ""; position: absolute; left: 16px; top: 20px; bottom: 20px; width: 1px; background: var(--ca-border-medium); }
.process-list li { display: grid; grid-template-columns: 34px 1fr; gap: 18px; padding: 0 0 30px; position: relative; }
.process-list li > span { z-index: 1; width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--ca-border-accent); border-radius: 9px; background: var(--ca-bg); color: var(--ca-accent); font-size: .65rem; font-weight: 850; }
.process-list h3 { margin-bottom: 6px; font-size: 1.12rem; }
.process-list p { max-width: 60ch; margin: 0; color: var(--ca-muted); font-size: .87rem; }

.materials-grid { display: grid; gap: 14px; }
.material-card { padding: 24px 20px; border: 1px solid var(--ca-border-subtle); border-radius: var(--radius-md); background: var(--ca-panel); }
.material-card ul { display: grid; gap: 5px; padding-left: 17px; margin: 15px 0 0; }
.warning-panel strong { display: block; margin-bottom: 7px; color: var(--ca-text); }
.warning-panel p { margin: 0; }

.scope-grid { display: grid; gap: 18px; }
.scope-panel { padding: 26px 22px; border: 1px solid var(--ca-border-subtle); border-radius: var(--radius-lg); }
.scope-panel--included { border-color: var(--ca-border-accent); background: var(--ca-accent-soft); }
.scope-panel h3 { margin-bottom: 24px; }
.scope-note { max-width: var(--container); }

.comparison-table-wrap { display: none; }
.comparison-cards { display: grid; gap: 16px; }
.comparison-card { padding: 22px 18px; border: 1px solid var(--ca-border-subtle); border-radius: var(--radius-md); background: var(--ca-panel); }
.comparison-card--accent { border-color: var(--ca-border-accent); }
.comparison-card h3 { display: flex; justify-content: space-between; gap: 12px; font-size: 1.02rem; }
.comparison-card h3 span { color: var(--ca-accent); white-space: nowrap; }
.comparison-card dl { margin: 0; }
.comparison-card dl div { display: flex; justify-content: space-between; gap: 18px; padding: 9px 0; border-top: 1px solid var(--ca-border-subtle); font-size: .8rem; }
.comparison-card dt { color: var(--ca-muted); }
.comparison-card dd { margin: 0; text-align: right; color: var(--ca-text); font-weight: 650; }
.comparison-note { margin-top: 22px; color: var(--ca-muted); font-size: .78rem; }

.fit { overflow: hidden; }
.frame-decoration { position: absolute; right: -70px; top: 15%; width: 220px; height: 310px; border: 1px solid var(--ca-border-subtle); opacity: .5; transform: rotate(8deg); }
.fit-grid { display: grid; gap: 36px; position: relative; }
.fit-column h3 { padding-bottom: 17px; border-bottom: 1px solid var(--ca-border-subtle); }

.faq__layout { display: grid; gap: 38px; }
.faq-list details { border-bottom: 1px solid var(--ca-border-medium); }
.faq-list summary { position: relative; min-height: 64px; padding: 18px 42px 18px 0; display: flex; align-items: center; color: var(--ca-text); font-weight: 700; line-height: 1.35; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 5px; color: var(--ca-accent); font-size: 1.5rem; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 70ch; padding: 0 32px 20px 0; margin: 0; color: var(--ca-muted); font-size: .9rem; }

.final-cta { background: var(--ca-bg); }
.final-cta__panel { position: relative; padding: 30px 22px; display: grid; gap: 28px; border: 1px solid var(--ca-border-accent); border-radius: var(--radius-lg); background: var(--ca-panel); overflow: hidden; }
.final-cta__panel::before { content: ""; position: absolute; left: -1px; top: -1px; width: 90px; height: 4px; background: var(--ca-accent); }
.final-cta__panel h2 { font-size: clamp(1.9rem, 8vw, 3.7rem); }
.final-cta__panel p { max-width: 66ch; margin-bottom: 0; color: var(--ca-muted); }
.final-cta__symbol { position: absolute; width: 180px; height: 180px; right: -55px; top: -55px; opacity: .07; }
.final-cta__action { position: relative; }
.final-cta__action small { display: block; margin-top: 11px; color: var(--ca-muted-soft); font-size: .7rem; text-align: center; }

.site-footer { padding-block: 46px 28px; border-top: 1px solid var(--ca-border-subtle); }
.footer__top { display: grid; gap: 20px; }
.brand--footer img { width: 132px; }
.footer__top > p { max-width: 42ch; margin: 0; color: var(--ca-muted); font-size: .85rem; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 4px 22px; color: var(--ca-muted); font-size: .78rem; }
.footer__bottom { display: grid; gap: 10px; margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--ca-border-subtle); color: var(--ca-muted-soft); font-size: .7rem; }
.footer__bottom p { margin: 0; }

.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity .46s ease, transform .46s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (min-width: 480px) {
  :root { --gutter: 24px; }
  .hero__actions { grid-template-columns: minmax(230px, 1fr) auto; max-width: 570px; }
  .demo-card { max-width: 320px; }
  .final-cta__panel { padding: 38px; }
}

@media (min-width: 700px) {
  :root { --gutter: 32px; --header-height: 72px; }
  .section { padding-block: 96px; }
  .qualification__grid { grid-template-columns: 1fr 1fr; gap: 48px; }
  .qualification__column + .qualification__column { padding-top: 0; padding-left: 48px; border-top: 0; border-left: 1px solid var(--ca-border-subtle); }
  .qualification ul { grid-template-columns: 1fr 1fr; }
  .benefits-grid { grid-template-columns: 1fr 1fr; }
  .benefit { padding: 30px; }
  .benefit:nth-child(odd) { padding-left: 0; border-right: 1px solid var(--ca-border-subtle); }
  .offer-grid, .scope-grid, .comparison-cards, .fit-grid { grid-template-columns: 1fr 1fr; }
  .offer-card { padding: 32px; }
  .demo-grid { grid-template-columns: repeat(3, 1fr); align-items: start; gap: 18px; }
  .demo-card:nth-child(2) { margin-top: 36px; }
  .materials-grid { grid-template-columns: 1fr 1fr; }
  .final-cta__panel { padding: 48px; }
  .footer__top { grid-template-columns: auto 1fr; align-items: center; }
  .site-footer nav { grid-column: 1 / -1; }
  .footer__bottom { grid-template-columns: 1fr auto; align-items: end; }
  .footer__bottom p:last-child { text-align: right; }
}

@media (min-width: 900px) {
  :root { --gutter: 40px; --header-height: 76px; }
  .main-nav { display: flex; }
  .hero { min-height: min(820px, calc(100svh - var(--header-height))); padding-block: 58px 82px; }
  h1 { font-size: clamp(3.85rem, 5.35vw, 4.8rem); }
  .hero__inner { grid-template-columns: minmax(0, 7fr) minmax(300px, 5fr); gap: 56px; }
  .hero-stage { width: min(29vw, 340px); }
  .process__layout, .faq__layout { grid-template-columns: minmax(250px, .8fr) minmax(0, 1.4fr); gap: 80px; align-items: start; }
  .process__intro, .faq__intro { position: sticky; top: calc(var(--header-height) + 40px); }
  .comparison-cards { display: none; }
  .comparison-table-wrap { display: block; overflow: hidden; border: 1px solid var(--ca-border-subtle); border-radius: var(--radius-lg); background: var(--ca-panel); }
  .comparison-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
  .comparison-table th, .comparison-table td { padding: 17px 22px; border-bottom: 1px solid var(--ca-border-subtle); text-align: left; }
  .comparison-table tr:last-child th, .comparison-table tr:last-child td { border-bottom: 0; }
  .comparison-table thead th { color: var(--ca-text); background: var(--ca-accent-soft); font-size: .83rem; }
  .comparison-table thead th:not(:first-child), .comparison-table td { text-align: center; }
  .comparison-table tbody th { color: var(--ca-muted); font-size: .81rem; font-weight: 550; }
  .comparison-table td { color: var(--ca-text); font-size: .84rem; font-weight: 650; }
  .comparison-table td:last-child { border-left: 1px solid var(--ca-border-accent); }
  .final-cta__panel { grid-template-columns: 1.45fr .55fr; align-items: end; gap: 54px; }
  .footer__top { grid-template-columns: auto 1fr auto; }
  .site-footer nav { grid-column: auto; justify-content: flex-end; }
}

@media (min-width: 1200px) {
  :root { --gutter: 56px; }
  .section { padding-block: 128px; }
  .hero { padding-block: 64px 88px; }
  .hero__inner { gap: 90px; }
  .benefits-grid { grid-template-columns: repeat(4, 1fr); }
  .benefit, .benefit:nth-child(odd) { padding: 32px; border-right: 1px solid var(--ca-border-subtle); }
  .benefit:first-child { padding-left: 0; }
  .benefit:last-child { padding-right: 0; border-right: 0; }
  .offer-grid { gap: 24px; }
  .offer-card { padding: 38px; }
  .demo-grid { gap: 32px; padding-inline: 50px; }
  .materials-grid { grid-template-columns: repeat(4, 1fr); }
  .material-card { padding: 28px 24px; }
  .scope-panel { padding: 36px; }
}

@media (max-width: 374px) {
  :root { --gutter: 18px; }
  .brand img { width: 122px; }
  .locked-pill { padding-inline: 9px; font-size: .66rem; }
  .notice { font-size: .7rem; }
  h1 { font-size: 2.5rem; }
  .phone-frame { padding: 17px; }
  .offer-card { padding-inline: 18px; }
}

@media (max-height: 520px) and (orientation: landscape) {
  .site-header { position: relative; }
  .hero { min-height: auto; }
  .process__intro, .faq__intro { position: static; }
}

@media (hover: hover) {
  .offer-card, .demo-card, .material-card { transition: border-color .25s ease, transform .25s ease; }
  .offer-card:hover, .demo-card:hover, .material-card:hover { border-color: var(--ca-border-accent); transform: translateY(-2px); }
}

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