/* =====================================================
   MTB · Главная страница (Home)
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/* ---------- HERO A: редакционный, крупная типографика ---------- */
.hero-a {
  padding: 120px 0 120px;
  background: var(--bg-warm);
  position: relative;
  overflow: hidden;
}
.hero-a__center {
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
}
.hero-a__below {
  margin-top: 96px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
  max-width: 1080px; margin-left: auto; margin-right: auto;
}
.hero-a__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
  margin-bottom: 36px;
}
.hero-a__eyebrow::before { content: ''; width: 28px; height: 1px; background: var(--accent); display: inline-block; }
.hero-a__eyebrow::after { content: ''; width: 28px; height: 1px; background: var(--accent); display: inline-block; }

.hero-a__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: clamp(56px, 7vw, 120px);
  line-height: 0.96;
  letter-spacing: -2.5px;
  color: var(--text-dark);
  margin-bottom: 36px;
  text-wrap: pretty;
}
.hero-a__title em { font-style: italic; color: var(--accent); font-weight: 500; }
.hero-a__title .line { display: block; }

.hero-a__lead {
  font-family: var(--font-body); font-weight: 400;
  font-size: 19px; line-height: 1.6;
  max-width: 680px; margin-left: auto; margin-right: auto;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 40px;
  text-wrap: pretty;
}
.hero-a__actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.hero-a__stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.hero-stat__big {
  font-family: var(--font-number); font-weight: 900;
  font-size: 56px; line-height: 1;
  color: var(--accent); letter-spacing: -1.5px;
  margin-bottom: 6px;
}
.hero-stat__label {
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--text-muted); font-weight: 500;
  line-height: 1.4;
}

.hero-a__manifesto {
  background: var(--bg-dark);
  color: var(--text-light);
  padding: 28px 32px;
  border-radius: 8px;
  font-family: var(--font-serif); font-style: italic; font-weight: 500;
  font-size: 19px; line-height: 1.5;
  text-wrap: pretty;
  position: relative;
}
.hero-a__manifesto .q { color: var(--accent); font-size: 32px; line-height: 0; position: relative; top: 10px; margin-right: 4px; }
.hero-a__manifesto__author {
  display: block; margin-top: 16px; font-style: normal;
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
}

/* ---------- HERO B: центрированный, с поэтическим фрагментом ---------- */
.hero-b {
  padding: 96px 0 120px;
  background: var(--bg-warm);
  text-align: center;
  position: relative;
}
.hero-b__eyebrow {
  display: inline-block;
  font-size: 11px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
  padding: 6px 14px;
  border: 1px solid var(--accent);
  border-radius: 3px;
  margin-bottom: 40px;
}
.hero-b__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: clamp(48px, 6vw, 96px);
  line-height: 1.02;
  letter-spacing: -1.5px;
  color: var(--text-dark);
  margin: 0 auto 40px;
  max-width: 1100px;
  text-wrap: pretty;
}
.hero-b__title em { font-style: italic; color: var(--accent); }

.hero-b__fragment {
  max-width: 640px; margin: 0 auto 48px;
  padding: 36px 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-serif); font-weight: 500;
  font-size: 22px; line-height: 1.55;
  color: var(--text-dark);
  text-wrap: pretty;
  white-space: pre-line;
  text-align: left;
  position: relative;
}
.hero-b__fragment-label {
  position: absolute; top: -12px; left: 32px;
  background: var(--bg-warm);
  padding: 0 12px;
  font-size: 10px; letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
}
.hero-b__fragment-cite {
  display: block; margin-top: 20px; padding-top: 14px;
  border-top: 1px solid var(--border);
  font-style: normal; text-align: right;
  font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--text-muted); font-weight: 500;
}
.hero-b__fragment-cite em { font-style: italic; color: var(--accent); }

.hero-b__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }

.hero-b__stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 32px 0 0;
}
.hero-b__stat {
  padding: 28px 16px;
  border-right: 1px solid var(--border);
  text-align: center;
}
.hero-b__stat:last-child { border-right: none; }

/* ---------- Method Three Axes section ---------- */
.method-intro {
  padding: 112px 0;
  background: var(--bg-cream);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.method-intro__head {
  max-width: 900px;
  margin-bottom: 72px;
}
.method-intro__head .overline { margin-bottom: 18px; }
.method-intro__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: clamp(40px, 4.5vw, 64px);
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--text-dark);
  margin-bottom: 24px;
  text-wrap: pretty;
}
.method-intro__title em { font-style: italic; color: var(--accent); }
.method-intro__lead {
  font-size: 19px; line-height: 1.6;
  color: var(--text-muted);
  max-width: 760px;
  text-wrap: pretty;
}

.axes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.axis-card {
  padding: 40px 36px 48px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex; flex-direction: column; gap: 16px;
  transition: all 0.25s;
}
.axis-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.axis-card__num {
  font-family: var(--font-number); font-weight: 900;
  font-size: 56px; line-height: 0.9;
  color: var(--accent); letter-spacing: -1.5px;
  margin-bottom: 12px;
}
.axis-card__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: 30px; line-height: 1.1;
  color: var(--text-dark);
  letter-spacing: -0.5px;
}
.axis-card__title em { font-style: italic; color: var(--accent); }
.axis-card__body {
  font-size: 15px; line-height: 1.6;
  color: var(--text-muted);
  flex: 1;
  text-wrap: pretty;
}
.axis-card__detail {
  padding-top: 16px; margin-top: 8px;
  border-top: 1px solid var(--border);
  font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
}

/* ---------- Flagship fable preview ---------- */
.flagship-section {
  padding: 112px 0;
  background: var(--bg-warm);
}
.flagship-intro {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
  align-items: end;
  margin-bottom: 56px;
}
.flagship-intro__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: clamp(40px, 4vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.8px;
  color: var(--text-dark);
  text-wrap: pretty;
}
.flagship-intro__title em { font-style: italic; color: var(--accent); }
.flagship-intro__lead {
  font-size: 17px; line-height: 1.6;
  color: var(--text-muted);
  text-wrap: pretty;
}

.flagship-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 56px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px;
  align-items: start;
  position: relative;
}
.flagship-card::before {
  content: 'ФЛАГМАН КОРПУСА';
  position: absolute;
  top: -14px; left: 48px;
  background: var(--accent); color: white;
  padding: 4px 14px; border-radius: 3px;
  font-size: 10px; letter-spacing: 2.5px; font-weight: 500;
}
.flagship-card__meta { margin-bottom: 24px; display: flex; gap: 10px; flex-wrap: wrap; }
.flagship-card__num {
  font-family: var(--font-number); font-weight: 900;
  font-size: 72px; line-height: 1;
  color: var(--accent); letter-spacing: -2px;
  margin-bottom: 12px;
}
.flagship-card__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: 44px; line-height: 1.05;
  color: var(--text-dark); letter-spacing: -0.8px;
  margin-bottom: 24px;
  text-wrap: pretty;
}
.flagship-card__title em { font-style: italic; color: var(--accent); }
.flagship-card__target {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px 8px 10px;
  background: var(--bg-cream);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 13px;
  margin-bottom: 28px;
}
.flagship-card__target .code {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent); color: white;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-number); font-weight: 900; font-size: 11px;
}

.flagship-card__fragment {
  font-family: var(--font-serif); font-weight: 500;
  font-size: 22px; line-height: 1.65;
  color: var(--text-dark);
  padding: 24px 28px;
  background: var(--bg-cream);
  border: 1px solid var(--border);
  border-radius: 6px;
  white-space: pre-line;
  text-wrap: pretty;
  position: relative;
}
.flagship-card__fragment::before {
  content: 'ФРАГМЕНТ';
  position: absolute; top: -10px; left: 20px;
  background: var(--surface); padding: 0 10px;
  font-family: var(--font-body);
  font-size: 10px; letter-spacing: 2px; color: var(--accent);
  font-weight: 500;
}

/* ---------- Open Access section ---------- */
.open-access-section {
  padding: 112px 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.open-access__head {
  max-width: 820px;
  margin-bottom: 56px;
}
.open-access__head .overline { margin-bottom: 18px; }
.open-access__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: clamp(40px, 4.5vw, 64px);
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--text-dark);
  text-wrap: pretty;
}
.open-access__title em { font-style: italic; color: var(--accent); }
.open-access__body {
  max-width: 820px;
}
.open-access__lead {
  font-size: 18px;
  line-height: 1.65;
  color: var(--text-dark);
  margin: 0 0 18px;
  text-wrap: pretty;
}
.open-access__lead:last-of-type { margin-bottom: 0; }
.open-access__license {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.open-access__license-mark {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: var(--ls-uppercase);
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}
.open-access__license-text {
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-muted);
  text-wrap: pretty;
  flex: 1;
  min-width: 280px;
}
.open-access__caveat {
  margin-top: 40px;
  padding: 4px 0 4px 24px;
  border-left: 3px solid var(--danger);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  text-wrap: pretty;
}
.open-access__caveat b { font-weight: 600; }

/* ---------- Clusters grid ---------- */
.clusters-section {
  padding: 112px 0;
  background: var(--bg-cream);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.clusters-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.cluster-tile {
  padding: 28px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex; align-items: center; gap: 24px;
  transition: all 0.2s;
  cursor: pointer;
}
.cluster-tile:hover { border-color: var(--accent); transform: translateY(-2px); }
.cluster-tile__letter {
  font-family: var(--font-number); font-weight: 900;
  font-size: 40px; line-height: 1;
  color: var(--accent);
  flex-shrink: 0;
}
.cluster-tile__body { flex: 1; }
.cluster-tile__title {
  font-family: var(--font-serif); font-weight: 500;
  font-size: 20px; color: var(--text-dark);
  letter-spacing: -0.2px;
  margin-bottom: 4px;
}
.cluster-tile__count {
  font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--text-muted); font-weight: 500;
}

/* ---------- Quote block (Автор) ---------- */
.author-section {
  padding: 112px 0;
  background: var(--bg-dark);
  color: var(--text-light);
}
.author-grid {
  display: grid; grid-template-columns: 1fr 1.3fr; gap: 80px;
  align-items: center;
}
.author-card {
  padding: 40px;
  border: 1px solid rgba(245,241,236,0.14);
  border-radius: 8px;
  background: rgba(255,255,255,0.02);
}
.author-avatar {
  width: 120px; height: 120px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 50%;
  margin-bottom: 28px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-style: italic; font-weight: 500;
  color: white;
  font-size: 40px;
}
.author-name {
  font-family: var(--font-serif); font-weight: 500;
  font-size: 32px; letter-spacing: -0.3px;
  color: var(--text-light);
  margin-bottom: 8px;
}
.author-title {
  font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
  margin-bottom: 24px;
}
.author-bio { font-size: 15px; line-height: 1.7; color: var(--text-muted-dark); text-wrap: pretty; }

.author-quote__overline {
  font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
  margin-bottom: 28px;
  display: flex; align-items: center; gap: 12px;
}
.author-quote__overline::before { content: ''; width: 32px; height: 1px; background: var(--accent); }

.author-quote__text {
  font-family: var(--font-serif); font-weight: 500;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.25; letter-spacing: -0.3px;
  color: var(--text-light);
  margin-bottom: 28px;
  text-wrap: pretty;
}
.author-quote__text em { font-style: italic; color: var(--accent); }

.author-quote__meta {
  font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
}

@media (max-width: 1100px) {
  .hero-a__below, .flagship-intro, .flagship-card, .author-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-a__stats, .hero-b__stats { grid-template-columns: 1fr 1fr; }
  .axes-grid, .clusters-grid { grid-template-columns: 1fr; }
  .flagship-card { padding: 32px; }
}