/* /kurs в дизайне макета 20.10.2026 (К-1020-582). Только токены Catalyst: цвет, радиусы, тени. Раскладка k-*; каркас и «Вопросы» — co-* из home-screen.css и site.css. */

.co-kurs { --k-radius: var(--radius-card); --k-gap: 22px; gap: 0; max-width: 1296px; }
.co-kurs h1, .co-kurs h2, .co-kurs h3 { font-family: var(--font-display); font-weight: 800; letter-spacing: -.045em; line-height: 1.05; margin: 0; text-wrap: balance; }
.co-kurs h2 { font-size: clamp(34px, 4.2vw, 56px); }
.co-kurs h3 { font-size: 22px; letter-spacing: -.03em; line-height: 1.2; }
.co-kurs p { margin: 0; }
.co-kurs section { scroll-margin-top: 24px; }
.k-lead { font-size: 18px; line-height: 1.6; color: var(--ink-2); }
.k-eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 18px; color: var(--accent-ink); font-size: 12px; font-weight: 600; letter-spacing: .015em; }
.k-dot { flex: none; width: 6px; height: 6px; border-radius: 50%; background: var(--ok); }
.k-accent { color: var(--accent); }
.k-hand { width: max-content; max-width: 100%; margin-top: 22px; font-family: var(--font-hand); font-size: 26px; font-weight: 500; line-height: 1.2; color: var(--marker); transform: rotate(-3deg); }
.k-hand.on-dark { color: var(--on-primary); }
.k-section { padding-block: 84px; }
.k-section + .k-section { border-top: 1px solid var(--border); }
.k-head { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: end; margin-bottom: 40px; }
.k-head > p { max-width: 460px; color: var(--ink-2); font-size: 16px; line-height: 1.65; }

/* Кнопки и ссылки */
.k-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 30px; }
.k-actions .cb-btn, .k-ladder .cb-btn { min-height: 54px; height: auto; padding: 15px 24px; border-radius: 40px; font-size: 15px; font-weight: 600; white-space: normal; text-align: center; }
.k-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 6px; color: var(--accent-ink); font-size: 15px; font-weight: 600; text-decoration: none; }
.k-link:hover, .k-link:focus-visible { text-decoration: underline; }

/* Герой */
.k-hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center; padding-block: 56px 96px; }
.k-hero > * { min-width: 0; }
.k-hero h1 { font-size: clamp(44px, 5.6vw, 84px); letter-spacing: -.06em; line-height: 1; }
.k-hero .k-lead { margin-top: 26px; max-width: 560px; }
.k-hero-art { position: relative; min-width: 0; }
.k-hero-art img { display: block; width: 100%; height: auto; max-height: 620px; object-fit: contain; }
.k-tag { position: absolute; max-width: 250px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 14px; background: var(--card); box-shadow: var(--shadow-pop); font-size: 13px; line-height: 1.4; }
.k-tag b { display: block; font-size: 14px; }
.k-tag span { color: var(--ink-2); font-size: 12px; }
.k-students { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 34px; min-width: 0; }
.k-avatars { display: flex; padding-left: 12px; }
.k-avatars img, .k-avatars span { display: grid; place-items: center; width: 44px; height: 44px; margin-left: -12px; border: 3px solid var(--card); border-radius: 50%; background: var(--inset); box-shadow: var(--shadow-ring); object-fit: cover; color: var(--ink-2); font-size: 12px; font-weight: 700; }
.k-avatars span.more { background: var(--primary); color: var(--on-primary); font-size: 11px; }
.k-students p { max-width: 360px; color: var(--ink-2); font-size: 14px; line-height: 1.5; }
.k-students p b { color: var(--ink); font-weight: 700; }

/* Полоса фактов */
.k-facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; overflow: hidden; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--border); }
.k-facts > div { min-width: 0; padding: 28px 26px; background: var(--card); }
.k-facts b { display: block; font-size: 40px; font-weight: 800; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.k-facts b small { font-size: inherit; font-weight: inherit; color: inherit; letter-spacing: inherit; }
.k-facts span { display: block; margin-top: 10px; color: var(--ink-2); font-size: 14px; line-height: 1.5; }

/* Знакомо? */
.k-pain { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.k-pain > * { min-width: 0; }
.k-pain-list { display: grid; gap: 14px; margin-top: 28px; }
.k-pain-item { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 16px; align-items: start; padding: 22px 24px; border: 1px solid var(--border); border-radius: 20px; background: var(--card); }
.k-pain-item i { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 14px; background: var(--inset); color: var(--ink-3); font-size: 18px; font-style: normal; font-weight: 800; font-variant-numeric: tabular-nums; }
.k-pain-item b { display: block; font-size: 18px; letter-spacing: -.02em; line-height: 1.3; }
.k-pain-item p { margin-top: 6px; color: var(--ink-2); font-size: 15px; line-height: 1.55; }
.k-pain-note { margin-top: 28px; padding: 24px 28px; border-radius: 20px; background: var(--accent-soft); font-size: 17px; line-height: 1.55; }
.k-pain-note b { display: block; margin-bottom: 8px; font-size: 22px; font-weight: 800; letter-spacing: -.03em; }
.k-pain-art { text-align: center; }
.k-pain-art img { width: auto; max-width: 100%; max-height: 520px; height: auto; }

/* Чат или агент */
.k-vs { display: grid; grid-template-columns: 1fr 1fr; gap: var(--k-gap); align-items: stretch; }
.k-vs-col { display: flex; flex-direction: column; gap: 18px; min-width: 0; padding: 30px; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--card); }
.k-vs-col.agent { border-color: var(--primary); background: var(--primary); color: var(--on-primary); }
.k-vs-col header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.k-vs-col.agent header { border-color: color-mix(in oklch, var(--on-primary) 18%, transparent); }
.k-vs-col header h3 { font-size: 24px; }
.k-vs-col header span { padding: 6px 10px; border-radius: 999px; background: var(--inset); color: var(--ink-2); font-size: 12px; font-weight: 600; white-space: nowrap; }
.k-vs-col.agent header span { background: var(--on-primary); color: var(--primary); }
.k-vs-row { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 12px; align-items: start; font-size: 16px; line-height: 1.5; }
.k-vs-row i { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: var(--inset); color: var(--ink-3); font-size: 13px; font-style: normal; font-weight: 800; }
.k-vs-col.agent .k-vs-row i { background: var(--on-primary); color: var(--primary); }
.k-vs-row span { color: var(--ink-2); }
.k-vs-col.agent .k-vs-row span { color: color-mix(in oklch, var(--on-primary) 78%, var(--primary)); }
.k-vs-demo { margin-top: auto; padding: 16px 18px; border-radius: 14px; background: var(--inset); color: var(--ink-2); font-size: 14px; line-height: 1.5; }
.k-vs-col.agent .k-vs-demo { background: color-mix(in oklch, var(--on-primary) 12%, var(--primary)); color: color-mix(in oklch, var(--on-primary) 85%, var(--primary)); }
.k-vs-demo b { display: block; margin-bottom: 6px; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; opacity: .7; }
.k-vs-art { display: grid; grid-template-columns: 1fr 1fr; gap: var(--k-gap); margin-top: var(--k-gap); }
.k-vs-art figure { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 18px; align-items: center; margin: 0; padding: 22px 26px; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--card); }
.k-vs-art img { width: 110px; height: 170px; object-fit: contain; object-position: bottom; }
.k-vs-art figcaption { color: var(--ink-2); font-size: 15px; line-height: 1.5; }
.k-vs-art figcaption b { display: block; margin-bottom: 4px; color: var(--ink); font-size: 17px; letter-spacing: -.02em; }

/* Что уносишь */
.k-take { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--k-gap); align-items: start; }
.k-take article { display: flex; flex-direction: column; gap: 14px; min-width: 0; min-height: 0; padding: 28px; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--card); }
.k-take article.wide { grid-column: span 2; display: grid; grid-template-columns: minmax(0, 1fr) 200px; align-items: center; gap: 24px; min-height: 0; padding-block: 22px; }
.k-take article.wide > div { display: flex; flex-direction: column; justify-content: center; align-self: center; gap: 14px; min-width: 0; }
.k-take article.wide img { width: auto; height: 200px; align-self: center; justify-self: end; object-fit: contain; }
.k-num { color: var(--accent-ink); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.k-take p { color: var(--ink-2); font-size: 15px; line-height: 1.55; }
.k-chip { white-space: nowrap; display: inline-flex; align-items: center; align-self: flex-start; gap: 6px; margin-top: 4px; padding: 7px 11px; border-radius: 999px; background: var(--inset); color: var(--ink-2); font-size: 13px; font-weight: 600; }
.k-chip.in { background: var(--ok-soft); color: var(--ok); }
.k-chip.main { background: var(--accent-soft); color: var(--accent-ink); }
@media (min-width: 1101px) { .k-take article.wide:last-child { grid-column: 1 / -1; min-height: 0; } }

/* Программа */
.k-band { padding: 56px 40px; border-radius: var(--k-radius); background: var(--card); box-shadow: var(--shadow-card); }
.k-program { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.k-program > * { min-width: 0; }
.k-program-side { position: sticky; top: 32px; }
.k-program-side .k-lead { margin-top: 22px; }
.k-program-side img { width: auto; max-width: 100%; max-height: 380px; height: auto; margin-top: 20px; }
.k-format { display: grid; gap: 10px; margin-top: 26px; }
.k-format span { display: flex; align-items: center; gap: 10px; color: var(--ink-2); font-size: 15px; }
.k-format span::before { content: ""; flex: none; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.k-steps { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.k-steps > li { overflow: hidden; border: 1px solid var(--border); border-radius: 20px; background: var(--card); }
.k-steps details { margin: 0; }
.k-steps summary { display: grid; grid-template-columns: 56px minmax(0, 1fr) auto; gap: 18px; align-items: center; min-height: 64px; padding: 20px 24px; cursor: pointer; list-style: none; }
.k-steps summary::-webkit-details-marker { display: none; }
.k-steps summary:focus-visible, .k-case summary:focus-visible { outline: 2px solid var(--ink); outline-offset: -2px; border-radius: 20px; }
.k-steps summary i { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 16px; background: var(--inset); color: var(--ink); font-size: 18px; font-style: normal; font-weight: 800; letter-spacing: -.03em; font-variant-numeric: tabular-nums; transition: background .15s, color .15s; }
.k-steps details[open] summary i, .k-steps summary:hover i { background: var(--primary); color: var(--on-primary); }
.k-steps summary b { display: block; font-size: 19px; letter-spacing: -.025em; line-height: 1.25; }
.k-steps summary small { display: block; margin-top: 4px; color: var(--ink-2); font-size: 13px; }
.k-plus { display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--border); border-radius: 50%; color: var(--ink-2); font-size: 18px; transition: transform .2s; }
.k-steps details[open] .k-plus { transform: rotate(45deg); }
.k-body { padding: 0 24px 24px 98px; color: var(--ink-2); font-size: 15px; line-height: 1.6; }
.k-body ul { display: grid; gap: 6px; margin: 10px 0 0; padding: 0; list-style: none; }
.k-body ul li { position: relative; padding: 0 0 0 18px; border: 0; border-radius: 0; background: none; font-size: 15px; line-height: 1.6; }
.k-body ul li::before { content: ""; position: absolute; left: 0; top: .6em; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.k-result { margin-top: 14px; padding: 12px 14px; border-radius: 12px; background: var(--ok-soft); color: var(--ok); font-size: 14px; font-weight: 600; }
.k-steps-note { margin-top: 16px; color: var(--ink-2); font-size: 13px; line-height: 1.6; }

/* Как проходит и демо */
.k-how { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; align-items: start; }
.k-how > * { min-width: 0; }
.k-how-list { margin: 30px 0 0; padding: 0; list-style: none; counter-reset: s; }
.k-how-list li { position: relative; padding: 20px 0 20px 48px; border-top: 1px solid var(--border); counter-increment: s; }
.k-how-list li::before { content: counter(s, decimal-leading-zero); position: absolute; left: 0; top: 22px; color: var(--accent-ink); font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; }
.k-how-list li b { display: block; font-size: 18px; letter-spacing: -.02em; }
.k-how-list li span { display: block; margin-top: 5px; color: var(--ink-2); font-size: 15px; line-height: 1.55; }
.k-demo { display: grid; gap: 14px; min-width: 0; padding: 22px; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--inset); }
.k-demo-caption { color: var(--ink-3); font-size: 13px; line-height: 1.5; }
.k-demo-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.k-demo-panel { display: grid; gap: 8px; }
.k-demo-meta { color: var(--ink-3); font-size: 13px; line-height: 1.5; }
.k-demo-hint { color: var(--ink-3); font-size: 13px; line-height: 1.5; }
.k-demo-steps { display: grid; gap: 8px; }
.k-demo-step { border-radius: var(--radius-inset); background: var(--inset); }
.k-demo-step > button { display: grid; gap: 2px; width: 100%; padding: 10px 14px; border: 0; border-radius: var(--radius-inset); background: none; color: inherit; font: inherit; text-align: left; cursor: pointer; }
.k-demo-step > button:focus-visible { outline: 2px solid var(--ink); outline-offset: -2px; }
.k-demo-step > button:hover { background: var(--inset-hover); }
.k-demo-step span { color: var(--ink-2); font-size: 14px; line-height: 20px; }
.k-demo-step.open > button strong::after { content: " · открыт"; color: var(--ink-3); font-weight: 500; }
.k-demo-step-body { display: grid; gap: 10px; padding: 4px 14px 14px; }
.k-demo-table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.k-demo-table caption { padding-bottom: 6px; color: var(--ink-3); font-size: 12px; text-align: left; }
.k-demo-table th, .k-demo-table td { padding: 8px 6px; border-top: 1px solid var(--border); text-align: right; font-weight: 500; }
.k-demo-table th[scope="col"], .k-demo-table th[scope="row"] { text-align: left; }
.k-demo-table th[scope="col"] { color: var(--ink-3); font-size: 12px; }
.k-demo-check { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 0; border-top: 1px solid var(--border); font-size: 14px; line-height: 1.5; }
.k-demo-check span { min-width: 0; }
.k-demo-rule { font-size: 15px; font-weight: 600; }
.k-demo-step-body .cb-btn { justify-self: start; }

/* Контакты */
.k-contact { padding-block: 12px 28px; }
.k-contact-list { display: grid; gap: 10px; }
.k-contact-row { display: grid; grid-template-columns: minmax(200px, 260px) minmax(0, 1fr); gap: 8px 16px; align-items: center; color: var(--ink-2); font-size: 14px; line-height: 1.5; }
.k-contact-row .cb-btn { width: 100%; }
@media (max-width: 700px) { .k-contact-row { grid-template-columns: minmax(0, 1fr); } }

/* Денис */
.k-denis { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; align-items: center; }
.k-denis > * { min-width: 0; }
.k-denis-photo { position: relative; overflow: hidden; aspect-ratio: 4 / 5; border-radius: var(--k-radius); background: var(--inset); }
.k-denis-photo img { display: block; width: 100%; height: 100%; object-fit: cover; }
.k-denis-photo .k-tag { left: 16px; bottom: 16px; max-width: 260px; }
.k-denis .k-lead { margin-top: 22px; }
.k-denis-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 28px; }
.k-denis-facts div { padding: 18px 20px; border: 1px solid var(--border); border-radius: 16px; background: var(--card); }
.k-denis-facts b { display: block; font-size: 17px; letter-spacing: -.02em; line-height: 1.3; }
.k-denis-facts span { display: block; margin-top: 4px; color: var(--ink-2); font-size: 14px; line-height: 1.5; }
.k-denis-links { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 22px; }
.k-team { margin: 40px 0 0; }
.k-team img { display: block; width: 100%; height: auto; border-radius: var(--k-radius); mix-blend-mode: multiply; }
.k-team figcaption { margin-top: 12px; color: var(--ink-2); font-size: 14px; text-align: center; }

:root[data-theme="dark"] .k-team img { mix-blend-mode: normal; }   /* снимок команды без прозрачности: в тёмной теме остаётся светлым блоком */

/* Кейсы и видео */
.k-proof { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: var(--k-gap); align-items: stretch; }
.k-featured { position: sticky; top: 96px; display: flex; flex-direction: column; align-self: start; margin: 0; overflow: hidden; aspect-ratio: 468 / 854; border-radius: var(--k-radius); background: var(--primary); color: var(--on-primary); }
.k-featured video { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; }
.k-featured-copy { position: relative; margin-top: auto; padding: 22px 24px 58px; background: linear-gradient(to top, color-mix(in oklch, var(--primary) 92%, transparent), transparent); pointer-events: none; }
.k-featured-copy span { display: block; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; opacity: .75; }
.k-featured-copy b { display: block; margin-top: 6px; font-size: 20px; letter-spacing: -.02em; }
.k-featured-copy small { display: block; margin-top: 2px; font-size: 13px; line-height: 1.4; opacity: .85; }
.k-featured-copy q { display: block; margin-top: 12px; font-size: 14px; line-height: 1.5; opacity: .9; }
.k-cases { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--k-gap); }
.k-case { display: flex; flex-direction: column; gap: 16px; min-width: 0; padding: 24px; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--card); }
.k-case-person { display: flex; align-items: center; gap: 12px; }
.k-case-person img, .k-ava { display: grid; place-items: center; flex: none; width: 46px; height: 46px; border-radius: 50%; background: var(--inset); object-fit: cover; color: var(--ink-2); font-size: 15px; font-weight: 700; }
.k-case-person b { display: block; font-size: 16px; letter-spacing: -.01em; }
.k-case-person div span { display: block; color: var(--ink-2); font-size: 13px; line-height: 1.4; }
.k-kind { align-self: flex-start; margin-left: auto; padding: 6px 9px; border-radius: 8px; background: var(--accent-soft); color: var(--accent-ink); font-size: 11px; font-weight: 600; white-space: nowrap; }
.k-case h3 { font-size: 21px; }
.k-case-result { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 16px; align-items: center; padding: 16px 18px; border-radius: 16px; background: var(--accent-soft); }
.k-case-result b { color: var(--accent-ink); font-size: 34px; font-weight: 800; letter-spacing: -.05em; line-height: 1; white-space: nowrap; font-variant-numeric: tabular-nums; }
.k-case-result b small { margin-left: 4px; font-size: 14px; font-weight: 600; letter-spacing: -.01em; }
.k-case-result span { color: var(--ink-2); font-size: 13px; line-height: 1.5; }
.k-case-result em { display: block; margin-bottom: 3px; color: var(--accent-ink); font-size: 10px; font-style: normal; letter-spacing: .05em; text-transform: uppercase; }
.k-case-text { color: var(--ink-2); font-size: 14px; line-height: 1.6; }
.k-case dl { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 0; }
.k-case dl div { padding: 10px 12px; border-radius: 12px; background: var(--inset); }
.k-case dt { color: var(--ink-3); font-size: 10px; letter-spacing: .04em; text-transform: uppercase; }
.k-case dd { margin: 3px 0 0; font-size: 13px; font-weight: 600; }
.k-case details { margin-top: auto; padding-top: 10px; border-top: 1px solid var(--border); color: var(--ink-2); font-size: 12px; }
.k-case summary { display: flex; align-items: center; justify-content: space-between; min-height: 32px; cursor: pointer; color: var(--ink-2); font-weight: 600; list-style: none; }
.k-case summary::-webkit-details-marker { display: none; }
.k-case details p { margin-top: 6px; line-height: 1.6; }
.k-voices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--k-gap); margin-top: var(--k-gap); }
.k-voice { display: grid; grid-template-columns: 150px minmax(0, 1fr); min-width: 0; overflow: hidden; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--card); }
.k-voice video { display: block; width: 150px; height: 150px; background: var(--inset); object-fit: cover; }
.k-voice div { display: flex; flex-direction: column; justify-content: center; gap: 6px; min-width: 0; padding: 18px 20px; }
.k-voice b { font-size: 15px; letter-spacing: -.01em; }
.k-voice span { color: var(--ink-2); font-size: 13px; line-height: 1.5; }
.k-quotes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--k-gap); margin-top: var(--k-gap); }
.k-quote { display: flex; flex-direction: column; gap: 14px; min-width: 0; margin: 0; padding: 22px 24px; border: 1px solid var(--border); border-radius: 20px; background: var(--card); }
.k-quote p { font-size: 15px; line-height: 1.55; }
.k-quote footer { display: flex; align-items: center; gap: 10px; margin-top: auto; color: var(--ink-2); font-size: 13px; }
.k-quote footer img { flex: none; width: 34px; height: 34px; border-radius: 50%; object-fit: cover; }
.k-quote footer b { display: block; color: var(--ink); }
.k-proof-note { max-width: 760px; margin-top: 18px; padding-left: 12px; border-left: 2px solid var(--border); color: var(--ink-3); font-size: 12px; font-weight: 500; line-height: 1.5; letter-spacing: 0; }

/* Для кого */
.k-fit { display: grid; grid-template-columns: 1fr 1fr; gap: var(--k-gap); }
.k-fit article { min-width: 0; padding: 30px; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--card); }
.k-fit article.yes { border-color: transparent; background: var(--ok-soft); }
.k-fit h3 { margin-bottom: 18px; font-size: 22px; }
.k-fit ul { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.k-fit li { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 12px; align-items: start; font-size: 16px; line-height: 1.5; }
.k-fit li i { position: relative; display: block; width: 24px; height: 24px; margin-top: 1px; border-radius: 50%; background: var(--inset); }
.k-fit .yes li i { background: var(--ok); }
.k-fit .yes li i::after { content: ""; position: absolute; left: 8px; top: 4px; width: 5px; height: 10px; border-right: 2.5px solid var(--card); border-bottom: 2.5px solid var(--card); transform: rotate(45deg); }
.k-fit .no li i::after { content: ""; position: absolute; left: 7px; top: 11px; width: 10px; height: 2.5px; border-radius: 2px; background: var(--ink-2); }
.k-fit li span { display: block; margin-top: 2px; color: var(--ink-2); font-size: 14px; }
.k-fit li a { color: var(--accent-ink); font-weight: 600; }

/* Цена */
.k-price { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--k-gap); align-items: stretch; }
.k-price > * { min-width: 0; }
.k-price-card { position: relative; display: flex; flex-direction: column; gap: 22px; overflow: hidden; padding: 40px; border-radius: var(--k-radius); background: var(--primary); color: var(--on-primary); }
.k-price-card .k-eyebrow { margin-bottom: 0; color: color-mix(in oklch, var(--on-primary) 72%, var(--primary)); }
.k-price-card h2 { max-width: 420px; color: var(--on-primary); font-size: clamp(32px, 3.6vw, 46px); }
.k-price-big { font-size: clamp(48px, 6vw, 72px); font-weight: 800; letter-spacing: -.06em; line-height: 1; font-variant-numeric: tabular-nums; }
.k-price-big small { margin-left: 8px; color: color-mix(in oklch, var(--on-primary) 72%, var(--primary)); font-size: 18px; font-weight: 500; letter-spacing: 0; }
.k-price-card .k-actions { margin-top: 6px; }
.k-price-card .k-actions .cb-btn, .k-final .k-actions .cb-btn { background: var(--on-primary); color: var(--primary); box-shadow: none; }
.k-price-card .k-actions .cb-btn:hover, .k-final .k-actions .cb-btn:hover { background: var(--card); color: var(--ink); }
.k-micro { max-width: 460px; color: color-mix(in oklch, var(--on-primary) 72%, var(--primary)); font-size: 13px; line-height: 1.6; }
.k-micro a { color: var(--on-primary); text-decoration: underline; }
.k-price-card .k-hand, .k-final .k-hand { margin-top: 0; color: var(--on-fill); }
.k-stack { display: flex; flex-direction: column; padding: 32px; border: 1px solid var(--border); border-radius: var(--k-radius); background: var(--card); }
.k-stack h3 { margin-bottom: 8px; font-size: 20px; }
.k-stack ul { margin: 0; padding: 0; list-style: none; }
.k-stack li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: center; padding: 14px 0; border-top: 1px solid var(--border); font-size: 16px; }
.k-stack li:first-child { border-top: 0; }
.k-stack li b { display: block; font-weight: 600; letter-spacing: -.01em; }
.k-stack li span { display: block; margin-top: 2px; color: var(--ink-2); font-size: 13px; }
.k-stack li em { color: var(--ink-3); font-size: 13px; font-style: normal; font-weight: 600; white-space: nowrap; font-variant-numeric: tabular-nums; }
.k-stack li em.in { color: var(--ok); }
.k-sum { margin-top: auto; padding-top: 18px; border-top: 2px solid var(--ink); color: var(--ink-2); font-size: 14px; line-height: 1.5; }
.k-sum b { color: var(--ink); font-size: 16px; font-weight: 800; }
.k-ladder { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px; align-items: center; margin-top: var(--k-gap); padding: 22px 28px; border: 1px solid var(--border); border-radius: 20px; background: var(--card); }
.k-ladder b { display: block; font-size: 17px; letter-spacing: -.02em; }
.k-ladder span { display: block; margin-top: 3px; color: var(--ink-2); font-size: 14px; line-height: 1.5; }

/* Вопросы: общий блок FaqSection, отступ секции */
.co-kurs .co-faq-card { margin-block: 20px; }

/* Финал */
.k-end { padding-block: 20px 40px; }
.k-final { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items: center; overflow: hidden; padding: 56px 48px; border-radius: var(--k-radius); background: var(--primary); color: var(--on-primary); }
.k-final > * { min-width: 0; }
.k-final h2 { color: var(--on-primary); font-size: clamp(34px, 4.4vw, 60px); }
.k-final p:not(.k-hand) { max-width: 520px; margin-top: 16px; color: color-mix(in oklch, var(--on-primary) 72%, var(--primary)); font-size: 17px; line-height: 1.6; }
.k-final img { justify-self: center; width: auto; max-width: 100%; max-height: 380px; height: auto; }

/* Документы и липкая панель */
.k-legal { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 8px 0 24px; }
.k-legal a { color: var(--ink-2); font-size: 13px; }
.k-legal a:hover, .k-legal a:focus-visible { color: var(--ink); }
.k-sticky { display: none; transition: transform .2s; }
.k-sticky.is-hidden { transform: translateY(120%); }

@media (max-width: 1100px) {
  .k-hero { grid-template-columns: 1fr 1fr; }
  .k-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k-take { grid-template-columns: 1fr 1fr; }
  .k-take article.wide { grid-column: span 2; }
  .k-quotes, .k-voices { grid-template-columns: 1fr 1fr; }
  .k-proof { grid-template-columns: 300px minmax(0, 1fr); }
}
@media (max-width: 900px) {
  .k-section { padding-block: 60px; }
  .k-band { padding: 36px 20px; }
  .k-head, .k-pain, .k-vs, .k-vs-art, .k-program, .k-how, .k-denis, .k-fit, .k-price, .k-final, .k-proof { grid-template-columns: minmax(0, 1fr); }
  .k-program-side { position: static; }
  .k-final img { max-height: 320px; }
  .k-take { grid-template-columns: minmax(0, 1fr); }
  .k-take article.wide { grid-column: auto; grid-template-columns: minmax(0, 1fr); }
  .k-take article.wide img { justify-self: center; width: 180px; height: 200px; }
  .k-featured { position: relative; top: auto; max-width: 420px; }
  .k-cases { grid-template-columns: 1fr 1fr; }
  .k-pain-art { order: -1; }
  .k-pain-art img { max-height: 320px; }
}
@media (max-width: 700px) {
  .k-avatars img:nth-of-type(n+8) { display: none; }
  .co-kurs h2 { font-size: 34px; }
  .k-hero { grid-template-columns: minmax(0, 1fr); gap: 18px; padding-block: 28px 36px; }
  .k-hero h1 { font-size: 44px; }
  .k-hero .k-lead { font-size: 16px; }
  .k-hero-art img { max-height: 340px; }
  .k-actions { flex-direction: column; align-items: stretch; }
  .k-actions .cb-btn { width: 100%; justify-content: center; }
  .k-actions .k-link { justify-content: center; }
  .k-facts > div { padding: 20px 18px; }
  .k-facts b { font-size: 30px; }
  .k-facts span { font-size: 13px; }
  .k-pain-item { grid-template-columns: 40px minmax(0, 1fr); padding: 18px; }
  .k-pain-item i { width: 40px; height: 40px; }
  .k-vs-col { padding: 22px; }
  .k-vs-art figure { grid-template-columns: 90px minmax(0, 1fr); padding: 18px; }
  .k-vs-art img { width: 90px; height: 140px; }
  .k-steps summary { grid-template-columns: 44px minmax(0, 1fr) auto; gap: 12px; padding: 16px 18px; }
  .k-steps summary i { width: 44px; height: 44px; font-size: 15px; }
  .k-steps summary b { font-size: 16px; }
  .k-body { padding: 0 18px 20px; }
  .k-denis-facts { grid-template-columns: minmax(0, 1fr); }
  .k-cases, .k-voices, .k-quotes { grid-template-columns: minmax(0, 1fr); }
  .k-case { padding: 20px; }
  .k-voice { grid-template-columns: 110px minmax(0, 1fr); }
  .k-voice video { width: 110px; height: 110px; }
  .k-price-card { padding: 28px; }
  .k-stack { padding: 22px; }
  .k-ladder { grid-template-columns: minmax(0, 1fr); }
  .k-final { padding: 36px 24px; }
  .k-sticky { position: fixed; right: 0; bottom: 0; left: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px calc(12px + env(safe-area-inset-bottom)); border-top: 1px solid var(--border); background: var(--card); box-shadow: 0 -8px 24px color-mix(in oklch, var(--ink) 8%, transparent); }
  .k-sticky b { display: block; font-size: 16px; letter-spacing: -.02em; white-space: nowrap; }
  .k-sticky span { display: block; color: var(--ink-2); font-size: 11px; }
  .k-sticky a { display: inline-flex; flex: none; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 40px; background: var(--primary); color: var(--on-primary); font-size: 14px; font-weight: 600; text-decoration: none; }
  .k-legal { padding-bottom: 84px; }
}
@media (prefers-reduced-motion: reduce) { .co-kurs *, .k-sticky { transition: none !important; } }

/* Т4: четыре ступени и глубина по клику, без рамок вокруг пунктов. */
.co-kurs .k-pain-item { border: 0; border-radius: 0; background: none; padding: 16px 0; }
.co-kurs .k-vs { margin-top: 36px; }
.co-kurs .k-content-art { display: grid; grid-template-columns: minmax(0, 1fr); gap: 28px; align-items: center; }
.co-kurs .k-content-art:has(> img) { grid-template-columns: minmax(0, 1fr) minmax(0, .65fr); }
.co-kurs .k-content-art > * { min-width: 0; }
.co-kurs .k-content-art img { width: 100%; height: auto; max-height: 340px; object-fit: contain; }
.co-kurs .k-tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 24px; margin: 0; padding: 0; list-style: none; counter-reset: tile; }
.co-kurs .k-tiles li { min-width: 0; padding: 22px; border-radius: var(--k-radius); background: var(--card); font-size: 18px; font-weight: 600; line-height: 1.45; }
.co-kurs ol.k-tiles li { counter-increment: tile; }
.co-kurs ol.k-tiles li::before { content: counter(tile, decimal-leading-zero); display: block; margin-bottom: 12px; color: var(--accent-ink); font-size: 13px; }
.co-kurs .k-steps > li { border: 0; border-radius: 0; border-top: 1px solid var(--border); }
.co-kurs .k-body { padding-left: 24px; }
.co-kurs .k-body h3 { margin-top: 18px; font-size: 18px; }
.co-kurs .k-trials { width: 100%; table-layout: fixed; margin-top: 16px; border-collapse: collapse; font-size: 14px; }
.co-kurs .k-trials th, .co-kurs .k-trials td { padding: 12px 8px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; font-weight: 400; }
.co-kurs .k-trials thead th { font-weight: 700; color: var(--ink); }
.co-kurs .k-trials th:first-child { width: 56%; }
.co-kurs .k-fit-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 340px); gap: 48px; align-items: center; margin-bottom: 40px; }
.co-kurs .k-fit-head .k-lead { max-width: 560px; margin-top: 22px; }
.co-kurs .k-fit-head img { display: block; width: 100%; height: auto; max-height: 300px; object-fit: contain; }
/* Тёмная карточка цены: текст слева сплошным столбцом, робот справа по центру высоты; на ≤1100 робот скрыт. */
.co-kurs .k-price-split { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: center; }
.co-kurs .k-price-copy { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.co-kurs .k-price-robot { display: block; width: auto; height: 300px; object-fit: contain; }
@media (max-width: 1100px) { .co-kurs .k-price-split { grid-template-columns: minmax(0, 1fr); } .co-kurs .k-price-robot { display: none; } }
@media (max-width: 900px) {
  .co-kurs .k-content-art:has(> img) { grid-template-columns: minmax(0, 1fr); }
  .co-kurs .k-fit-head { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .co-kurs .k-fit-head img { max-height: 260px; }
}
@media (max-width: 700px) {
  .co-kurs .k-tiles { grid-template-columns: minmax(0, 1fr); }
  .co-kurs .k-stack li { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .co-kurs .k-steps summary { padding-inline: 0; gap: 10px; grid-template-columns: 44px minmax(0, 1fr) 28px; }
  .co-kurs .k-steps summary i { width: 44px; height: 44px; }
  .co-kurs .k-body { padding-inline: 0; }
  .co-kurs .k-trials th, .co-kurs .k-trials td { padding-inline: 4px; font-size: 13px; }
}
.co-kurs .k-eyebrow:empty { display: none; }
@media (min-width: 901px) { .co-kurs #after-payment .k-tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); } }