/* Брендовий AI — публічні сторінки продукту: лендинг, оплата, стан замовлення, умови. Естетика гайду. */
:root {
  --paper: #F2EDE6; --paper-2: #EAE3DA; --card: #E4DACE; --ink: #33201B; --ink-2: #5A4842; --muted: #8D7F77; --rule: #D6CABE;
  --accent: #B5683A; --dark: #2F1E19; --on-dark: #F2EDE6; --dark-muted: #A6948B;
  --sans: 'Inter Tight', 'Helvetica Neue', Arial, sans-serif; --text: 'Inter', 'Helvetica Neue', Arial, sans-serif; --serif: 'Source Serif 4', Georgia, serif;
  --gut: clamp(16px, 4vw, 56px); --max: 1180px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.6 var(--text); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, video { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--sans); font-weight: 600; margin: 0; letter-spacing: -0.035em; }
em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gut); }
.kicker { font: 600 11.5px/1.3 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0 0 14px; }
.top { position: sticky; top: 0; z-index: 20; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px var(--gut); background: color-mix(in srgb, var(--paper) 90%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--rule); }
.mark { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 600 15px/1 var(--sans); letter-spacing: -0.02em; }
.mark b { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--ink); color: var(--paper); font-size: 12px; letter-spacing: 0; }
.top nav { display: flex; gap: 6px; align-items: center; }
.top nav a { font: 500 14px/1 var(--sans); text-decoration: none; padding: 10px 12px; border-radius: 99px; }
.top nav a:hover { background: var(--paper-2); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 99px; padding: 15px 24px; font: 600 15.5px/1 var(--sans); text-decoration: none; border: 1px solid var(--ink); background: transparent; color: var(--ink); cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.btn.primary { background: var(--ink); color: var(--paper); }
.btn.primary:hover { background: var(--accent); border-color: var(--accent); }
.btn:not(.primary):hover { background: var(--ink); color: var(--paper); }
.btn[disabled] { opacity: .5; cursor: default; }
.btn.small { padding: 10px 16px; font-size: 14px; }
.top .btn.small { color: var(--paper); }

/* ---------- лендинг ---------- */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 4vw, 64px); align-items: end; padding-top: clamp(32px, 6vw, 80px); padding-bottom: clamp(40px, 6vw, 80px); }
.hero h1 { font-size: clamp(64px, 10vw, 148px); line-height: .86; letter-spacing: -0.055em; }
.hero h1 em { display: block; font-size: .76em; letter-spacing: -0.03em; color: var(--ink-2); margin-top: .06em; }
.lead { font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; color: var(--ink-2); max-width: 31em; margin: 26px 0 30px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.price-note { font: 500 13.5px/1.4 var(--sans); color: var(--muted); margin-top: 14px; }
.mosaic { display: grid; grid-template-columns: 1.25fr 1fr; grid-template-rows: repeat(3, minmax(0, 1fr)); gap: 8px; height: clamp(420px, 50vw, 640px); }
.mosaic img { width: 100%; height: 100%; min-height: 0; object-fit: cover; }
.mosaic img:first-child { grid-row: span 3; }
.stats { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); }
.stats div { padding: 22px 16px 22px 0; font: 500 13.5px/1.35 var(--sans); color: var(--muted); }
.stats div + div { padding-left: 18px; border-left: 1px solid var(--rule); }
.stats b { display: block; font: 600 38px/1 var(--sans); letter-spacing: -0.04em; color: var(--ink); margin-bottom: 8px; }
.block { padding-top: clamp(64px, 9vw, 120px); padding-bottom: clamp(64px, 9vw, 120px); }
.head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 36px; }
.head h2 { font-size: clamp(40px, 5.5vw, 76px); line-height: .95; letter-spacing: -0.045em; max-width: 11em; }
.head p { margin: 0; max-width: 26em; color: var(--ink-2); }
.toc { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 48px; }
.toc li { display: grid; grid-template-columns: 52px 1fr; gap: 12px; padding: 18px 0; border-top: 1px solid var(--rule); }
.toc span { font: 600 15px/1.4 var(--sans); color: var(--muted); font-variant-numeric: tabular-nums; }
.toc h3 { font-size: 21px; line-height: 1.15; margin-bottom: 4px; letter-spacing: -0.03em; }
.toc p { margin: 0; font-size: 15px; color: var(--ink-2); line-height: 1.5; }
.toc .wow h3::after { content: 'відео'; margin-left: 8px; vertical-align: 3px; font: 600 10.5px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--paper); background: var(--accent); padding: 4px 7px; border-radius: 99px; }
.dark { background: var(--dark); color: var(--on-dark); }
.dark .kicker { color: var(--dark-muted); }
.dark .head h2 { color: #fff; }
.dark .head p { color: var(--dark-muted); }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: s; }
.steps li { border-top: 1px solid rgba(242, 237, 230, .25); padding-top: 18px; counter-increment: s; color: rgba(242, 237, 230, .82); font-size: 15.5px; }
.steps li::before { content: '0' counter(s); display: block; font: 600 40px/1 var(--sans); letter-spacing: -0.04em; color: #fff; margin-bottom: 14px; }
.steps h3 { font-size: 21px; color: #fff; margin-bottom: 8px; }
.steps p { margin: 0; }
.mp-demo { margin-top: 44px; background: var(--paper); color: var(--ink); max-width: 860px; }
.mp-demo header { display: flex; justify-content: space-between; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--rule); font: 600 12.5px/1.2 var(--sans); letter-spacing: .08em; text-transform: uppercase; }
.mp-demo header span { color: var(--muted); letter-spacing: 0; text-transform: none; font-weight: 500; }
.mp-demo pre { margin: 0; padding: 20px; white-space: pre-wrap; font: 400 15.5px/1.6 var(--serif); max-height: 260px; overflow: hidden; -webkit-mask-image: linear-gradient(180deg, #000 60%, transparent); mask-image: linear-gradient(180deg, #000 60%, transparent); }
.mp-demo mark { background: #EFD9C6; color: inherit; padding: 0 2px; }
.example { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.example img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.prompt { background: var(--card); padding: 18px 22px 22px; margin: 22px 0 14px; font: 400 17px/1.6 var(--serif); position: relative; }
.prompt::before { content: 'Промпт'; display: block; font: 600 11px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.prompt .fade { color: transparent; text-shadow: 0 0 9px rgba(51, 32, 27, .55); user-select: none; }
.atlas { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 8px; }
.atlas figure { margin: 0; }
.atlas img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.atlas figcaption { font: 500 13px/1.35 var(--sans); color: var(--ink-2); margin-top: 8px; }
.case { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.case video { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: #000; }
.case .pair { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 8px; }
.case .pair video, .case .pair img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.case h2 { font-size: clamp(36px, 4.6vw, 62px); line-height: .96; letter-spacing: -0.045em; margin-bottom: 18px; }
.case p { color: var(--ink-2); }
.author { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.author img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.author h2 { font-size: clamp(36px, 4.6vw, 62px); line-height: .96; letter-spacing: -0.045em; margin-bottom: 20px; }
.author p { color: var(--ink-2); margin: 0 0 14px; }
.honest { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.honest div { background: var(--paper-2); padding: 24px; }
.honest h3 { font-size: 21px; margin-bottom: 10px; }
.honest ul { margin: 0; padding-left: 1.1em; color: var(--ink-2); }
.honest li { margin-bottom: 6px; }
.offer { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(28px, 5vw, 72px); align-items: center; }
.offer h2 { font-size: clamp(44px, 6vw, 88px); line-height: .92; letter-spacing: -0.05em; color: #fff; }
.offer h2 em { color: var(--dark-muted); }
.price-card { background: var(--paper); color: var(--ink); padding: clamp(24px, 3vw, 36px); }
.price-card .price { font: 600 64px/1 var(--sans); letter-spacing: -0.05em; }
.price-card .price small { font-size: 22px; letter-spacing: -0.02em; margin-left: 6px; }
.price-card ul { list-style: none; padding: 0; margin: 20px 0 24px; }
.price-card li { padding: 10px 0 10px 26px; border-top: 1px solid var(--rule); position: relative; font-size: 15.5px; }
.price-card li::before { content: '✓'; position: absolute; left: 2px; color: var(--accent); font-weight: 700; }
.price-card .btn { width: 100%; }
.faq details { border-top: 1px solid var(--rule); }
.faq details:last-child { border-bottom: 1px solid var(--rule); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; padding: 20px 0; font: 600 20px/1.25 var(--sans); letter-spacing: -0.025em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-weight: 400; font-size: 26px; line-height: 1; }
.faq details[open] summary::after { content: '−'; }
.faq p { margin: 0 0 20px; color: var(--ink-2); max-width: 44em; }
.foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px 24px; padding: 26px var(--gut); border-top: 1px solid var(--rule); font: 500 13px/1.4 var(--sans); color: var(--muted); }
.foot nav { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- оформлення й стан замовлення ---------- */
.shell { min-height: calc(100vh - 140px); display: grid; place-items: center; padding: 40px var(--gut); }
.panel { width: min(100%, 560px); background: var(--paper-2); padding: clamp(24px, 4vw, 40px); }
.panel h1 { font-size: clamp(34px, 5vw, 50px); line-height: 1; letter-spacing: -0.045em; margin-bottom: 14px; }
.panel h1 em { color: var(--ink-2); }
.panel p { color: var(--ink-2); }
.summary { display: grid; gap: 0; margin: 22px 0; }
.summary div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-top: 1px solid var(--rule); font-size: 15.5px; }
.summary div:last-child { border-bottom: 1px solid var(--rule); }
.summary span { color: var(--muted); }
.summary strong { text-align: right; word-break: break-all; }
.field { display: block; margin: 20px 0 14px; }
.field span { display: block; font: 600 12px/1.2 var(--sans); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.field input { width: 100%; border: 0; border-bottom: 1px solid var(--ink); background: transparent; padding: 8px 0 10px; font: 400 18px/1.3 var(--text); color: var(--ink); border-radius: 0; }
.field input:focus { outline: none; border-bottom-color: var(--accent); box-shadow: 0 1px 0 var(--accent); }
.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; line-height: 1.5; color: var(--ink-2); margin: 16px 0 22px; cursor: pointer; }
.consent input { flex: 0 0 18px; width: 18px; height: 18px; margin: 3px 0 0; accent-color: var(--ink); }
.panel .btn { width: 100%; }
.notice { margin: 14px 0 0; padding: 12px 14px; font-size: 14.5px; line-height: 1.45; background: #F4DCCB; color: var(--ink); }
.notice[data-kind="info"] { background: var(--card); }
.fine { font-size: 13px; color: var(--muted); margin-top: 16px; line-height: 1.5; }
.state-symbol { font: 600 44px/1 var(--sans); margin-bottom: 12px; }
.access-box { background: var(--dark); color: var(--on-dark); padding: 20px; margin: 18px 0; }
.access-box p { color: var(--dark-muted); margin: 8px 0 14px; font-size: 14.5px; }
.access-box .btn { background: var(--on-dark); color: var(--dark); border-color: var(--on-dark); }
.access-box .btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.row-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }

/* ---------- умови ---------- */
.legal { max-width: 760px; margin: 0 auto; padding: 48px var(--gut) 80px; }
.legal h1 { font-size: clamp(40px, 6vw, 64px); line-height: .95; letter-spacing: -0.045em; margin-bottom: 14px; }
.legal h2 { font-size: 26px; margin: 44px 0 12px; scroll-margin-top: 80px; }
.legal p, .legal li { color: var(--ink-2); }
.legal .toc-links { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 8px; }
.legal .toc-links a { font: 500 14px/1 var(--sans); text-decoration: none; border: 1px solid var(--rule); border-radius: 99px; padding: 9px 14px; }
.legal table { width: 100%; border-collapse: collapse; font-size: 15px; }
.legal td { border-top: 1px solid var(--rule); padding: 10px 8px 10px 0; vertical-align: top; }
.legal td:first-child { color: var(--muted); width: 38%; }

@media (max-width: 900px) {
  .hero, .example, .case, .author, .offer, .honest { grid-template-columns: minmax(0, 1fr); }
  .mosaic { height: 110vw; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats div:nth-child(odd) { padding-left: 0; border-left: 0; }
  .stats div { border-top: 1px solid var(--rule); }
  .toc, .steps { grid-template-columns: 1fr; }
  .atlas { grid-template-columns: repeat(2, 1fr); }
  .head { flex-direction: column; align-items: start; }
  .top nav a.hide-m { display: none; }
}
@media (max-width: 420px) { .stats b { font-size: 30px; } .top nav a { padding: 8px; } }