/* ============================================================================
   /seo-prodvizhenie — лендинг услуги SEO-продвижения. Стилистически согласован
   с landing.css (использует те же CSS-переменные --ink, --paper, --accent,
   --muted, --line, --gutter, --max), но с собственными сетками для колоночных
   секций.
============================================================================ */

.promo-shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 32px var(--gutter) 80px;
}

/* ---------- Хлебные крошки (общий стиль с info-страницами) ---------- */
/* .crumbs — общие стили в site.css (единый дизайн крошек). */

/* ---------- Hero ---------- */
.promo-hero {
  padding: 56px 0 80px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 80px;
}
.promo-hero__pill {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  background: rgba(79, 70, 229, 0.08);
  padding: 8px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.promo-hero h1 {
  font-size: clamp(40px, 5.5vw, 72px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0 0 24px;
  max-width: 920px;
}
.promo-hero h1 .accent {
  color: var(--accent);
  white-space: nowrap;
}
.promo-hero__lead {
  font-size: 19px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0 0 36px;
  max-width: 720px;
}
.promo-hero__lead a {
  color: var(--ink);
  border-bottom: 1px dotted var(--accent);
  text-decoration: none;
}
.promo-hero__lead a:hover { color: var(--accent); }

.promo-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 56px;
}

/* Кнопки */
.promo-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 12px;
  transition: transform 0.15s, opacity 0.15s, border-color 0.15s, color 0.15s;
}
.promo-btn svg { width: 18px; height: 18px; }
.promo-btn--primary {
  background: var(--ink);
  color: var(--paper);
}
.promo-btn--primary:hover { transform: translateY(-1px); opacity: 0.9; }
.promo-btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.promo-btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Hero stats — три колонки */
.promo-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding: 32px 0;
  border-top: 1px solid var(--line);
}
.promo-stat__num {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.promo-stat__label {
  font-size: 13px;
  color: var(--muted);
}

/* ---------- Базовая секция ---------- */
.promo-section {
  margin: 0 0 80px;
}
.promo-section h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 16px;
}
.promo-section h2 .accent { color: var(--accent); }
.promo-section__lead {
  font-size: 17px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0 0 40px;
  max-width: 720px;
}

/* ---------- 6 карточек «что входит» ---------- */
.promo-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.promo-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  transition: border-color 0.2s, box-shadow 0.2s;
  position: relative;
}
.promo-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(79, 70, 229, 0.06);
}
.promo-card__num {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.promo-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.promo-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0 0 16px;
}
.promo-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.promo-card ul li {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  padding-left: 20px;
  position: relative;
  margin-bottom: 8px;
}
.promo-card ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

/* ---------- Timeline (сроки) ----------
   Каждый .promo-timeline__item — отдельная двух-колоночная сетка
   (метка «когда» слева, контент справа), сами items стекаются
   вертикально с одинаковым gap. Раньше использовался display:contents
   на item — Grid auto-flow смешивал элементы из разных строк
   (метки и заголовки прыгали между колонками). #}
*/
.promo-timeline {
  display: flex;
  flex-direction: column;
  gap: 36px;
}
.promo-timeline__item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  align-items: start;
}
.promo-timeline__when {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding-top: 6px;
  border-right: 1px solid var(--line);
  padding-right: 32px;
  text-align: right;
}
.promo-timeline__content h3 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.promo-timeline__content p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
}
.promo-timeline__content p strong {
  color: var(--ink);
}

/* ---------- Цены (3 пакета) ---------- */
.promo-prices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}
.promo-price {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  position: relative;
  display: flex;
  flex-direction: column;
}
.promo-price--featured {
  border-color: var(--accent);
  box-shadow: 0 12px 32px rgba(79, 70, 229, 0.12);
  transform: translateY(-4px);
}
.promo-price__badge {
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--accent);
  color: var(--paper);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 6px;
}
.promo-price__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}
.promo-price__num {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.promo-price__per {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 24px;
}
.promo-price ul {
  list-style: none;
  padding: 0;
  margin: 0 0 0 0;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.promo-price ul li {
  font-size: 14px;
  line-height: 1.5;
  padding-left: 22px;
  position: relative;
  margin-bottom: 10px;
}
.promo-price ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.promo-prices__note {
  font-size: 14px;
  color: var(--muted);
  background: rgba(79, 70, 229, 0.04);
  border-left: 3px solid var(--accent);
  padding: 16px 20px;
  border-radius: 4px;
  line-height: 1.5;
}
.promo-prices__note strong { color: var(--ink); }

/* ---------- Финальный CTA ---------- */
.promo-cta-section { margin-bottom: 60px; }
.promo-cta-card {
  background: var(--ink);
  color: var(--paper);
  padding: 56px 48px;
  border-radius: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.promo-cta-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.promo-cta-card h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  position: relative;
}
.promo-cta-card p {
  font-size: 17px;
  line-height: 1.55;
  color: rgba(250, 250, 250, 0.7);
  margin: 0 auto 28px;
  max-width: 520px;
  position: relative;
}
.promo-cta-card__buttons {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  position: relative;
}
.promo-cta-card .promo-btn--primary {
  background: var(--paper);
  color: var(--ink);
}
.promo-cta-card .promo-btn--ghost {
  border-color: rgba(250, 250, 250, 0.2);
  color: var(--paper);
}
.promo-cta-card .promo-btn--ghost:hover {
  border-color: var(--paper);
  color: var(--paper);
}

/* ---------- FAQ (стили унифицированы с главной) ---------- */
.promo-faq details {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.promo-faq summary {
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.promo-faq summary::-webkit-details-marker { display: none; }
.promo-faq summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 300;
  color: var(--muted);
  transition: transform 0.2s;
}
.promo-faq details[open] summary::after { transform: rotate(45deg); }
.promo-faq p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--muted);
  margin: 14px 0 0;
}
.promo-faq p a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dotted var(--accent);
}

/* ---------- Mobile ---------- */
@media (max-width: 920px) {
  .promo-shell { padding: 24px var(--gutter) 60px; }
  .promo-hero { padding: 32px 0 56px; margin-bottom: 56px; }
  .promo-hero h1 { font-size: clamp(32px, 8vw, 44px); line-height: 1.1; }
  .promo-hero__cta { flex-direction: column; align-items: stretch; }
  .promo-hero__cta .promo-btn { justify-content: center; }
  .promo-hero__stats { grid-template-columns: 1fr; gap: 20px; }
  .promo-hero__stats { padding: 24px 0; }
  .promo-section { margin-bottom: 56px; }
  .promo-cards { grid-template-columns: 1fr; gap: 16px; }
  .promo-card { padding: 24px; }
  .promo-timeline { gap: 28px; }
  .promo-timeline__item { grid-template-columns: 1fr; gap: 12px; }
  .promo-timeline__when {
    text-align: left;
    border-right: 0;
    border-left: 3px solid var(--accent);
    padding: 4px 0 4px 14px;
    padding-top: 4px;
  }
  .promo-prices { grid-template-columns: 1fr; gap: 16px; }
  .promo-price--featured { transform: none; }
  .promo-cta-card { padding: 40px 24px; border-radius: 16px; }
  .promo-cta-card__buttons { display: flex; flex-direction: column; align-items: stretch; }
  .promo-cta-card__buttons .promo-btn { justify-content: center; }
}