/* proto/index.css — лендинг-страничка со ссылками на прототипы.
   Не наследуется ни от proto-a, ни от proto-b. Самодостаточная. */

:root {
  --c-navy: #0F1E3D;
  --c-navy-2: #1D3160;
  --c-gold: #D8A636;
  --c-orange: #E8743D;
  --c-blue: #1F4FA8;
  --c-green: #16A34A;
  --c-purple: #7C3AED;
  --c-azure: #2563EB;

  --bg: #EEF0F5;
  --surface: #FFFFFF;
  --text: #1A1A1A;
  --text-muted: #6B7280;
  --border: #E5E7EB;

  --shadow:       0 4px 14px rgba(15, 30, 61, 0.08);
  --shadow-hover: 0 12px 32px rgba(15, 30, 61, 0.16);
  --radius: 12px;
  --transition: 180ms ease;
}

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 56px 24px 32px;
}

/* === Шапка === */

.page__head { text-align: center; margin-bottom: 48px; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  color: var(--c-navy);
}
.brand__logo { width: 48px; height: 48px; flex-shrink: 0; }
.brand__name {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.3;
  text-align: left;
  color: var(--c-navy);
}

.page__title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 44px;
  font-weight: 600;
  color: var(--c-navy);
  margin: 0 0 12px 0;
  line-height: 1.15;
}
.page__lead {
  color: var(--text-muted);
  font-size: 17px;
  max-width: 640px;
  margin: 0 auto;
}

/* === Карточки === */

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 56px;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

/* --- Превью-блок сверху карточки (стилизованный мини-скриншот) --- */
.card__preview {
  height: 160px;
  position: relative;
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}
.card__preview--a {
  background: linear-gradient(135deg, #15264B 0%, #0F1E3D 60%, #1D3160 100%);
  color: #F4EFE6;
}
.card__preview--a::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(216, 166, 54, 0.15), transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(232, 116, 61, 0.12), transparent 50%);
  pointer-events: none;
}
.card__preview--b {
  background: linear-gradient(180deg, #FFFFFF 0%, #F2F4F8 100%);
  color: var(--c-navy);
  border-bottom: 1px solid var(--border);
}

.card__preview-bar {
  height: 10px;
  width: 60%;
  background: rgba(244, 239, 230, 0.4);
  border-radius: 4px;
  position: relative; z-index: 1;
}
.card__preview-bar--light { background: rgba(15, 30, 61, 0.15); }

.card__preview-h1 {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  position: relative; z-index: 1;
}
.card__preview-h1--light { color: var(--c-navy); }

.card__preview-dots {
  display: flex; gap: 8px;
  position: relative; z-index: 1;
}
.card__preview-dots span {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(244, 239, 230, 0.4);
}
.card__preview-dots span:first-child { background: var(--c-gold); }

.card__preview-chips {
  display: flex; gap: 10px;
  position: relative; z-index: 1;
}
.chip { width: 28px; height: 28px; border-radius: 6px; }
.chip--blue   { background: var(--c-blue); }
.chip--green  { background: var(--c-green); }
.chip--gold   { background: var(--c-gold); }
.chip--purple { background: var(--c-purple); }

/* --- Тело карточки --- */
.card__body { padding: 24px 28px 28px; display: flex; flex-direction: column; gap: 16px; flex: 1; }

.card__tag {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
}
.card__tag--a { background: rgba(216, 166, 54, 0.18); color: #8A6918; }
.card__tag--b { background: rgba(31, 79, 168, 0.12); color: var(--c-blue); }

.card__title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 24px;
  margin: 0;
  color: var(--c-navy);
  line-height: 1.25;
}

.card__points {
  list-style: none;
  padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 8px;
  color: var(--text-muted);
  font-size: 14px;
}
.card__points li {
  padding-left: 20px;
  position: relative;
}
.card__points li::before {
  content: ''; position: absolute; left: 0; top: 8px;
  width: 8px; height: 8px; border-radius: 50%;
}
.card--a .card__points li::before { background: var(--c-gold); }
.card--b .card__points li::before { background: var(--c-azure); }

.card__cta {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.card__cta--a { background: var(--c-gold); color: var(--c-navy); }
.card__cta--a:hover { background: #B98B23; transform: translateX(2px); }
.card__cta--b { background: var(--c-navy); color: #FFFFFF; }
.card__cta--b:hover { background: var(--c-navy-2); transform: translateX(2px); }

.card__cta-arrow {
  font-size: 16px;
  transition: transform var(--transition);
}
.card__cta:hover .card__cta-arrow { transform: translateX(2px); }

.card__pages {
  display: flex; flex-wrap: wrap; gap: 6px 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}
.card__pages a {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  position: relative;
  transition: color var(--transition);
}
.card__pages a:hover { color: var(--c-navy); }
.card__pages a:not(:last-child)::after {
  content: '·';
  position: absolute; right: -10px; top: 0;
  color: var(--border);
}

/* === Подвал === */

.page__foot {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  padding: 24px 0 8px;
}

/* === Адаптив === */

@media (max-width: 820px) {
  .cards { grid-template-columns: 1fr; gap: 20px; }
  .page { padding: 40px 16px 24px; }
  .page__title { font-size: 32px; }
  .page__lead { font-size: 15px; }
}

@media (max-width: 480px) {
  .page__title { font-size: 26px; }
  .card__preview { height: 140px; padding: 20px; }
  .card__preview-h1 { font-size: 18px; }
  .card__body { padding: 20px; }
}