/* /obuchenie/ — посадочная онлайн-курса. Токены из design.css (v4), классы ob-*. Mobile-first. */
.ob-page { background: var(--bg, #f7f8fa); color: var(--ink-800); font-family: var(--font-sans); }
.ob-container { max-width: var(--container-max, 1280px); margin: 0 auto; padding: 0 16px; }
.ob-crumbs { font-size: 13px; color: var(--ink-500); padding: 14px 0 0; display: flex; gap: 8px; }
.ob-crumbs a { color: var(--ink-600); text-decoration: none; }
.ob-crumbs .cur { color: var(--ink-900); }

.ob-eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.ob-eyebrow--light { color: rgba(255,255,255,.8); }

/* Hero */
.ob-hero { padding: 20px 0 32px; background: linear-gradient(180deg, var(--accent-soft) 0%, var(--bg, #f7f8fa) 100%); }
.ob-hero-inner { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: center; }
.ob-hero h1 { font-family: var(--font-display); font-weight: 800; font-size: 30px; line-height: 1.1; letter-spacing: -.03em; color: var(--ink-900); margin: 0 0 14px; }
.ob-hero h1 em { font-style: normal; color: var(--accent); }
.ob-lead { font-size: 16px; line-height: 1.55; color: var(--ink-600); margin: 0 0 20px; max-width: 58ch; }
.ob-hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.ob-badges { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.ob-badges li { font-size: 12px; font-weight: 600; color: var(--ink-800); background: var(--panel); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; }
.ob-hero-panel { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,.06); }
.ob-hero-photo img { display: block; width: 100%; height: auto; aspect-ratio: 4/3; object-fit: cover; }
.ob-hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 14px; }
.ob-hero-stats b { display: block; font-family: var(--font-display); font-size: 18px; color: var(--ink-900); letter-spacing: -.02em; }
.ob-hero-stats small { display: block; font-size: 11px; color: var(--ink-500); line-height: 1.3; margin-top: 2px; }

/* Секции */
.ob-section { padding: 36px 0; }
.ob-section--soft { background: var(--panel); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.ob-sec-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.ob-sec-head h2 { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: 24px; letter-spacing: -.02em; color: var(--ink-900); line-height: 1.15; }
.ob-sec-n { font-family: var(--font-mono); font-size: 12px; color: var(--accent); }
.ob-sec-link { margin-left: auto; font-size: 13px; color: var(--accent); text-decoration: none; font-weight: 600; }
.ob-sub { font-size: 15px; line-height: 1.55; color: var(--ink-600); max-width: 72ch; margin: 0 0 20px; }
.ob-note { font-size: 13px; color: var(--ink-500); line-height: 1.5; margin: 16px 0 0; max-width: 80ch; }
.ob-note a { color: var(--accent); }

.ob-grid { display: grid; gap: 12px; grid-template-columns: 1fr; }
.ob-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.ob-section--soft .ob-card { background: var(--bg, #f7f8fa); }
.ob-card h3 { margin: 0 0 6px; font-family: var(--font-display); font-size: 16px; font-weight: 700; color: var(--ink-900); }
.ob-card p { margin: 0; font-size: 14px; line-height: 1.5; color: var(--ink-600); }
.ob-card p a { color: var(--accent); }
.ob-card-ico { font-size: 22px; margin-bottom: 10px; }
.ob-card--accent { border-top: 3px solid var(--accent); }
.ob-card-n { width: 28px; height: 28px; border-radius: 8px; background: var(--accent-soft); color: var(--accent-ink); font-family: var(--font-mono); font-size: 12px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 10px; }

/* Экономика */
.ob-econ { display: grid; gap: 12px; grid-template-columns: 1fr; }
.ob-econ-num { background: var(--bg, #f7f8fa); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.ob-econ-num b { display: block; font-family: var(--font-display); font-size: 24px; font-weight: 800; color: var(--accent-ink); letter-spacing: -.02em; }
.ob-econ-num span { display: block; font-size: 13px; color: var(--ink-600); margin-top: 4px; line-height: 1.4; }

/* Программа */
.ob-program { display: flex; flex-direction: column; gap: 8px; }
.ob-mod { background: var(--bg, #f7f8fa); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.ob-mod[open] { border-color: var(--ink-400); }
.ob-mod summary { list-style: none; display: flex; align-items: center; gap: 12px; padding: 14px 16px; cursor: pointer; }
.ob-mod summary::-webkit-details-marker { display: none; }
.ob-mod summary::after { content: '+'; margin-left: auto; font-size: 20px; color: var(--ink-400); line-height: 1; }
.ob-mod[open] summary::after { content: '−'; }
.ob-mod h3 { margin: 0; font-size: 15px; font-weight: 700; color: var(--ink-900); flex: 1; }
.ob-mod-n { width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ob-tag { font-size: 11px; font-weight: 600; color: var(--ink-600); background: var(--ink-100); border-radius: 999px; padding: 3px 8px; white-space: nowrap; display: none; }
.ob-tag--pro { color: var(--accent-ink); background: var(--accent-soft); }
.ob-mod ul { margin: 0; padding: 0 16px 14px 54px; font-size: 14px; color: var(--ink-600); line-height: 1.55; }

/* Шаги */
.ob-steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; gap: 12px; grid-template-columns: 1fr; }
.ob-steps li { counter-increment: s; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px 18px 18px 56px; position: relative; }
.ob-steps li::before { content: counter(s); position: absolute; left: 16px; top: 18px; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; font-size: 13px; display: flex; align-items: center; justify-content: center; }
.ob-steps b { display: block; font-size: 15px; color: var(--ink-900); margin-bottom: 4px; }
.ob-steps span { font-size: 14px; color: var(--ink-600); line-height: 1.5; }

/* Результат */
.ob-result-grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
.ob-checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.ob-checks li { position: relative; padding-left: 26px; font-size: 15px; line-height: 1.45; color: var(--ink-800); }
.ob-checks li::before { content: ''; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; border-radius: 50%; background: var(--ok-soft); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232a9d5c' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E"); background-size: 10px; background-position: center; background-repeat: no-repeat; }
.ob-checks--sm li { font-size: 14px; }
.ob-result-main { background: var(--accent-soft); border-radius: 16px; padding: 22px; }
.ob-result-main p { margin: 0 0 16px; font-size: 15px; line-height: 1.55; color: var(--ink-800); }

/* Тарифы */
.ob-tariffs { display: grid; gap: 14px; grid-template-columns: 1fr; }
.ob-tariff { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 22px; display: flex; flex-direction: column; gap: 12px; }
.ob-tariff--featured { border: 2px solid var(--accent); box-shadow: 0 8px 28px rgba(35,142,227,.12); }
.ob-tariff-badge { position: absolute; top: -12px; left: 20px; background: var(--accent); color: #fff; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; border-radius: 999px; padding: 5px 12px; }
.ob-tariff-name { font-family: var(--font-display); font-size: 20px; font-weight: 800; color: var(--ink-900); }
.ob-tariff-price { font-family: var(--font-display); font-size: 34px; font-weight: 800; letter-spacing: -.03em; color: var(--accent-ink); line-height: 1; }
.ob-tariff-tag { font-size: 14px; color: var(--ink-600); }
.ob-checks--bonus { border-top: 1px dashed var(--line); padding-top: 12px; }
.ob-checks--bonus li { color: var(--accent-ink); font-weight: 600; }
.ob-tariff-result { margin: 0; font-size: 13px; color: var(--ink-600); line-height: 1.5; background: var(--bg, #f7f8fa); border-radius: 10px; padding: 10px 12px; }
.ob-tariff .btn { margin-top: auto; }
.btn-block { width: 100%; }

/* Люди */
.ob-person { background: var(--bg, #f7f8fa); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.ob-person-role { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.ob-person h3 { margin: 0 0 8px; font-family: var(--font-display); font-size: 20px; font-weight: 800; color: var(--ink-900); }
.ob-person p { margin: 0; font-size: 14px; line-height: 1.55; color: var(--ink-600); }

/* Кейсы */
.ob-case { display: block; text-decoration: none; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; color: inherit; transition: border-color .15s, transform .15s; }
.ob-case:hover { border-color: var(--ink-400); transform: translateY(-2px); }
.ob-case img { display: block; width: 100%; height: auto; aspect-ratio: 4/3; object-fit: cover; }
.ob-case b { display: block; padding: 12px 14px 0; font-size: 15px; color: var(--ink-900); }
.ob-case span { display: block; padding: 2px 14px 14px; font-size: 13px; color: var(--ink-600); }

/* FAQ */
.ob-faq { display: flex; flex-direction: column; gap: 8px; }
.ob-faq-item { background: var(--bg, #f7f8fa); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.ob-faq-item[open] { border-color: var(--ink-400); }
.ob-faq-item summary { list-style: none; cursor: pointer; padding: 14px 44px 14px 16px; position: relative; }
.ob-faq-item summary::-webkit-details-marker { display: none; }
.ob-faq-item summary::after { content: '+'; position: absolute; right: 16px; top: 12px; font-size: 20px; color: var(--ink-400); }
.ob-faq-item[open] summary::after { content: '−'; }
.ob-faq-item h3 { margin: 0; font-size: 15px; font-weight: 700; color: var(--ink-900); line-height: 1.35; }
.ob-faq-item p { margin: 0; padding: 0 16px 16px; font-size: 14px; line-height: 1.55; color: var(--ink-600); }

/* Финальная полоса */
.ob-band { background: var(--accent); color: #fff; padding: 40px 0; }
.ob-band-inner { display: grid; gap: 20px; grid-template-columns: 1fr; align-items: center; }
.ob-band h2 { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: 28px; letter-spacing: -.03em; line-height: 1.1; color: #fff; }
.ob-band p { margin: 12px 0 0; font-size: 15px; line-height: 1.55; color: rgba(255,255,255,.9); max-width: 52ch; }
.ob-band-actions { display: flex; flex-direction: column; gap: 10px; }
.ob-btn-white { background: #fff; color: var(--accent-ink); font-weight: 700; padding: 14px 22px; font-size: 15px; }
.ob-btn-white:hover { background: rgba(255,255,255,.92); }
.ob-btn-ghost { background: transparent; border-color: rgba(255,255,255,.5); color: #fff; padding: 14px 22px; font-size: 15px; }
.ob-btn-ghost:hover { background: rgba(255,255,255,.12); }

/* ≥ 760px */
@media (min-width: 760px) {
  .ob-container { padding: 0 var(--container-pad, 24px); }
  .ob-hero { padding: 28px 0 44px; }
  .ob-hero-inner { grid-template-columns: 1.15fr 1fr; gap: 40px; }
  .ob-hero h1 { font-size: 42px; }
  .ob-lead { font-size: 17px; }
  .ob-hero-stats b { font-size: 20px; }
  .ob-section { padding: 52px 0; }
  .ob-sec-head h2 { font-size: 30px; }
  .ob-grid-2 { grid-template-columns: repeat(2, 1fr); }
  .ob-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .ob-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .ob-econ { grid-template-columns: repeat(3, 1fr); }
  .ob-steps { grid-template-columns: repeat(2, 1fr); }
  .ob-result-grid { grid-template-columns: 1.2fr 1fr; align-items: start; }
  .ob-tariffs { grid-template-columns: repeat(2, 1fr); max-width: 900px; }
  .ob-tag { display: inline-block; }
  .ob-band { padding: 56px 0; }
  .ob-band-inner { grid-template-columns: 1fr 300px; gap: 48px; }
  .ob-band h2 { font-size: 38px; }
}

/* ≥ 1080px */
@media (min-width: 1080px) {
  .ob-hero h1 { font-size: 50px; }
  .ob-grid-3 { grid-template-columns: repeat(3, 1fr); }
  .ob-grid-4 { grid-template-columns: repeat(4, 1fr); }
  .ob-steps { grid-template-columns: repeat(4, 1fr); }
}

/* ---- Доработки по UX/SEO-ревью (2026-10-18) ---- */
.ob-author-line { font-size: 13px; color: var(--ink-600); margin: -8px 0 16px; max-width: 60ch; line-height: 1.45; }
.ob-hero-price { font-size: 13px; color: var(--ink-500); margin: -8px 0 14px; }
.ob-facts { list-style: none; margin: 0 0 18px; padding: 12px 14px; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; display: grid; gap: 6px; font-size: 13px; line-height: 1.4; color: var(--ink-800); }
.ob-facts b { color: var(--ink-900); }
.ob-card-ico { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-ink); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 12px; font-size: 0; }
.ob-tag { display: inline-block; margin-left: 38px; order: 3; flex-basis: 100%; width: max-content; }
.ob-mod summary { flex-wrap: wrap; row-gap: 6px; }
.ob-mod h3 { flex: 1 1 60%; }
.ob-mod-link { list-style: none; margin-left: -18px; padding-top: 6px; font-size: 13px; color: var(--ink-500); }
.ob-mod-link a { color: var(--accent); }
.ob-tariff-payback { font-size: 13px; font-weight: 600; color: var(--ok); }
.ob-tariff-hint { display: block; font-size: 12px; color: var(--ink-500); line-height: 1.4; margin-top: 8px; }
.ob-access { margin-top: 24px; background: var(--bg, #f7f8fa); border: 1px solid var(--line); border-radius: 16px; padding: 20px; max-width: 900px; }
.ob-access h3 { margin: 0 0 12px; font-family: var(--font-display); font-size: 18px; font-weight: 800; color: var(--ink-900); }
.ob-access-steps { list-style: none; counter-reset: a; margin: 0; padding: 0; display: grid; gap: 10px; grid-template-columns: 1fr; }
.ob-access-steps li { counter-increment: a; position: relative; padding-left: 36px; font-size: 14px; line-height: 1.45; }
.ob-access-steps li::before { content: counter(a); position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.ob-access-steps b { display: block; color: var(--ink-900); }
.ob-access-steps span { color: var(--ink-600); }
.ob-reviews { min-height: 120px; }
.ob-updated { font-size: 12px; margin-top: 20px; }
.ob-sticky { position: fixed; left: 0; right: 0; bottom: 0; z-index: 150; display: flex; align-items: center; gap: 12px; padding: 10px 88px 10px 16px; padding-bottom: calc(10px + env(safe-area-inset-bottom)); background: #fff; border-top: 1px solid var(--line); box-shadow: 0 -4px 20px rgba(0,0,0,.06); }
.ob-sticky[hidden] { display: none; }
.ob-sticky span { flex: 1; line-height: 1.2; color: var(--ink-900); }
.ob-sticky small { display: block; font-size: 11px; color: var(--ink-500); }
.ob-sticky .btn { min-height: 46px; padding: 0 18px; font-size: 14px; }
@media (max-width: 759px) {
  .ob-hero-cta .btn, .ob-tariff .btn, .ob-band-actions .btn { width: 100%; min-height: 48px; font-size: 15px; }
  .ob-steps li { border: 0; border-left: 2px solid var(--line); border-radius: 0; padding: 0 0 20px 32px; background: transparent; }
  .ob-steps li::before { left: -15px; top: 0; }
  .ob-steps { gap: 0; }
}
@media (min-width: 760px) {
  .ob-tag { margin-left: 0; order: 0; flex-basis: auto; }
  .ob-access-steps { grid-template-columns: repeat(3, 1fr); }
  .ob-sticky { display: none; }
  .ob-facts { grid-template-columns: 1fr 1fr; }
}

/* ---- Hero короче + полоса условий + модалка (2026-10-18, правки владельца) ---- */
.ob-hero { padding-bottom: 20px; }
.ob-lead { font-size: 16px; max-width: 54ch; margin-bottom: 22px; }
.ob-hero-cta { margin-bottom: 0; }
.ob-keyfacts { padding: 18px 0 8px; }
.ob-keyfacts-grid { display: grid; gap: 10px; grid-template-columns: 1fr; }
.ob-kf { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; display: flex; flex-direction: column; gap: 4px; }
.ob-kf small { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-500); }
.ob-kf b { font-family: var(--font-display); font-size: 18px; font-weight: 800; color: var(--ink-900); letter-spacing: -.02em; }
.ob-kf span { font-size: 14px; line-height: 1.45; color: var(--ink-600); }
.ob-kf--accent { border-color: var(--accent); background: var(--accent-soft); }
.ob-kf--accent small { color: var(--accent-ink); }
.ob-access-legal { margin: 14px 0 0; font-size: 12px; color: var(--ink-500); line-height: 1.5; }
.ob-access-legal a { color: var(--accent); }
.ob-modal { position: fixed; inset: 0; z-index: 400; background: rgba(2,17,56,.55); display: flex; align-items: flex-end; justify-content: center; padding: 0; }
.ob-modal[hidden] { display: none; }
.ob-modal-box { position: relative; background: #fff; width: 100%; max-width: 480px; border-radius: 18px 18px 0 0; padding: 22px 18px calc(22px + env(safe-area-inset-bottom)); max-height: 92vh; overflow: auto; }
.ob-modal-close { position: absolute; top: 10px; right: 12px; width: 36px; height: 36px; border: 0; background: var(--ink-100); border-radius: 50%; font-size: 22px; line-height: 1; color: var(--ink-600); cursor: pointer; }
.ob-modal h3 { margin: 0 32px 6px 0; font-family: var(--font-display); font-size: 20px; font-weight: 800; color: var(--ink-900); }
.ob-modal p { margin: 0 0 14px; font-size: 14px; color: var(--ink-600); line-height: 1.45; }
.ob-modal label { display: block; font-size: 13px; color: var(--ink-600); margin-bottom: 10px; }
.ob-modal input[type=text], .ob-modal input[type=tel], .ob-modal input[type=email] { display: block; width: 100%; margin-top: 4px; padding: 12px 12px; font-size: 16px; border: 1px solid var(--line); border-radius: 10px; font-family: inherit; color: var(--ink-900); background: #fff; }
.ob-modal input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.ob-consent { display: flex !important; gap: 10px; align-items: flex-start; font-size: 12px !important; line-height: 1.4; margin: 12px 0 14px !important; }
.ob-consent input { margin-top: 2px; width: 18px; height: 18px; flex-shrink: 0; }
.ob-consent a { color: var(--accent); }
.ob-form-err { background: #fdecec; color: #a12020; border-radius: 10px; padding: 10px 12px; font-size: 13px; margin-bottom: 10px; }
.ob-form-err[hidden] { display: none; }
body.ob-modal-open { overflow: hidden; }
@media (min-width: 760px) {
  .ob-keyfacts { padding: 8px 0 16px; }
  .ob-keyfacts-grid { grid-template-columns: repeat(5, 1fr); }
  .ob-modal { align-items: center; padding: 24px; }
  .ob-modal-box { border-radius: 18px; padding: 26px 26px 24px; }
}
@media (min-width: 760px) and (max-width: 1079px) { .ob-keyfacts-grid { grid-template-columns: repeat(3, 1fr); } .ob-kf:nth-child(4), .ob-kf:nth-child(5) { grid-column: span 1; } }
.ob-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }