/* TelePraktik — design system (apple-design) */
:root {
  --bg: #ffffff;
  --bg-secondary: #f5f5f7;
  --bg-elevated: #ffffff;
  --txt: #1d1d1f;
  --txt-secondary: #66666b;
  --txt-tertiary: #59595e;
  --divider: rgba(0, 0, 0, 0.08);
  --accent: #0071e3;
  --accent-hover: #0077ed;
  --accent-soft: rgba(0, 113, 227, 0.1);
  --green: #34c759;
  --radius-card: 18px;
  --radius-small: 12px;
  --pill: 980px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.11);
  --spring: cubic-bezier(0.28, 0.11, 0.32, 1);
  --spring-fast: cubic-bezier(0.32, 0.72, 0, 1);
  --header-h: 52px;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --bg-secondary: #161617;
    --bg-elevated: #1d1d1f;
    --txt: #f5f5f7;
    --txt-secondary: #a1a1a6;
    --txt-tertiary: #86868b;
    --divider: rgba(255, 255, 255, 0.12);
    --accent: #2997ff;
    --accent-hover: #47a9ff;
    --accent-soft: rgba(41, 151, 255, 0.16);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.55);
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: 0;
  color: var(--txt);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.skip-link {
  position: absolute;
  top: -48px;
  left: 12px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: var(--radius-small);
  background: var(--bg-elevated);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  box-shadow: var(--shadow-card);
  transition: top 0.2s var(--spring);
}
.skip-link:focus {
  top: 12px;
  text-decoration: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.container-narrow { max-width: 780px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header (translucen, matte) ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--divider);
}
@media (prefers-color-scheme: dark) {
  .site-header { background: rgba(22, 22, 23, 0.72); }
}
.site-header .container {
  display: flex;
  align-items: center;
  gap: 28px;
  width: 100%;
  height: 100%;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--txt);
}
.brand:hover { text-decoration: none; }
.brand svg { display: block; }
.main-nav {
  display: flex;
  gap: 6px;
  margin-left: auto;
  align-items: center;
}
.main-nav a {
  color: var(--txt);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.01em;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: var(--pill);
  transition: background 0.3s var(--spring);
}
.main-nav a:hover { background: var(--accent-soft); text-decoration: none; }
.main-nav a.active { background: var(--accent-soft); }
.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  margin-left: 6px;
}
.nav-cta:hover { background: var(--accent-hover) !important; }
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0;
  border: none;
  border-radius: var(--pill);
  background: transparent;
  color: var(--txt);
  cursor: pointer;
  transition: background 0.3s var(--spring);
}
.nav-toggle:hover { background: var(--accent-soft); }

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 72px;
  text-align: center;
  background:
    radial-gradient(120% 100% at 50% 0%, var(--accent-soft) 0%, transparent 60%);
}
.hero-eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--txt-secondary);
  margin-bottom: 16px;
}
.hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(44px, 6vw, 72px);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.hero-sub {
  margin: 0 auto 36px;
  max-width: 640px;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.5;
  letter-spacing: -0.005em;
  color: var(--txt-secondary);
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-proof {
  margin: 22px auto 0;
  max-width: 560px;
  font-size: 14px;
  color: var(--txt-secondary);
}
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: var(--pill);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: transform 0.3s var(--spring), box-shadow 0.3s var(--spring), background 0.3s var(--spring);
  will-change: transform;
}
.btn:hover { text-decoration: none; transform: scale(1.03); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px var(--accent-soft);
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
  background: var(--bg-secondary);
  color: var(--txt);
}
.btn-secondary:hover { background: var(--bg-elevated); box-shadow: var(--shadow-card); }
.btn:active { transform: scale(0.98); }

/* ---------- Cards ---------- */
.section { padding: 64px 0; }
.section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 28px;
}
.section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.section-head .section-link {
  margin-left: auto;
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
}
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.card {
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: 28px 26px;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: transform 0.35s var(--spring), box-shadow 0.35s var(--spring);
  will-change: transform;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-card-hover);
  text-decoration: none;
}
.card:active { transform: scale(0.99); }
.card .card-meta {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--txt-secondary);
  display: flex;
  gap: 10px;
  align-items: center;
}
.card .card-meta .cat-tag {
  color: var(--accent);
}
.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
}
.card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--txt-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card .card-link {
  margin-top: auto;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
}
.card-thumb {
  margin: -28px -26px 8px;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  background: var(--bg-secondary);
}
.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- Stats ---------- */
.stats-section,
.steps-section,
.pricing-section,
.tokens-section,
.comparison-section,
.faq-section { padding: 48px 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
}
.stats-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  box-shadow: var(--shadow-card);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}
.stats-value {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--accent);
}
.stats-label {
  font-size: 14px;
  line-height: 1.4;
  color: var(--txt-secondary);
}
.stats-subtitle {
  margin: 0 0 0 4px;
  font-size: 15px;
  color: var(--txt-secondary);
}

/* ---------- Steps ---------- */
.steps-subtitle { margin: 0 0 0 4px; font-size: 15px; color: var(--txt-secondary); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  counter-reset: step;
}
.step {
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: 26px 24px;
  box-shadow: var(--shadow-card);
  position: relative;
}
.step-num {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent);
  opacity: .85;
  line-height: 1;
  margin-bottom: 12px;
}
.step h3 { margin: 0 0 8px; font-size: 19px; font-weight: 600; letter-spacing: -0.01em; }
.step p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--txt-secondary); }

/* ---------- Pricing ---------- */
.pricing-subtitle { margin: 0 0 0 4px; font-size: 15px; color: var(--txt-secondary); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  align-items: stretch;
}
.pricing-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-card--featured {
  border: 2px solid var(--accent);
  box-shadow: var(--shadow-card-hover);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.pricing-name { margin: 0 0 10px; font-size: 16px; font-weight: 600; color: var(--txt-secondary); }
.pricing-price {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--txt);
  margin-bottom: 8px;
}
.pricing-period { font-size: 14px; font-weight: 500; color: var(--txt-secondary); }
.pricing-note { margin: 0 0 18px; font-size: 14px; line-height: 1.45; color: var(--txt-secondary); flex: 1; }
.pricing-card .btn { margin-top: auto; }
.pricing-included {
  margin-top: 28px;
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: 22px 26px;
  box-shadow: var(--shadow-card);
}
.pricing-included h3 { margin: 0 0 10px; font-size: 16px; font-weight: 600; }
.pricing-included ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px 20px; }
.pricing-included li { font-size: 14px; color: var(--txt-secondary); }
.pricing-included li::before { content: "✓"; color: var(--accent); margin-right: 6px; font-weight: 700; }
.pricing-anchor {
  margin: 22px 0 0;
  text-align: center;
  font-size: 15px;
  font-weight: 500;
  color: var(--txt);
}
.pricing-risk {
  margin: 10px 0 0;
  text-align: center;
  font-size: 14px;
  color: var(--txt-secondary);
}

/* ---------- Comparison ---------- */
.comparison-subtitle { margin: 0 0 0 4px; font-size: 15px; color: var(--txt-secondary); }
.comparison-wrap { overflow-x: auto; border-radius: var(--radius-card); box-shadow: var(--shadow-card); }
.comparison-table { width: 100%; border-collapse: collapse; background: var(--bg-elevated); min-width: 560px; }
.comparison-table th, .comparison-table td { padding: 14px 18px; text-align: left; font-size: 15px; border-bottom: 1px solid var(--bg-secondary); }
.comparison-table thead th { font-size: 14px; font-weight: 600; }
.comparison-us { color: var(--accent); font-weight: 600; }
.comparison-crit { color: var(--txt); font-weight: 500; }
.comparison-table tbody tr:last-child td { border-bottom: none; }

/* ---------- FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--bg-elevated);
  border: 1px solid var(--bg-secondary);
  border-radius: var(--radius-card);
  padding: 4px 22px;
  box-shadow: var(--shadow-card);
}
.faq-item summary {
  cursor: pointer;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 500;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
  transition: transform .2s var(--spring);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 0 0 14px; font-size: 15px; line-height: 1.55; color: var(--txt-secondary); }

/* ---------- Tokens (как работает оплата) ---------- */
.tokens-subtitle { margin: 0 0 0 4px; font-size: 15px; color: var(--txt-secondary); }
.tokens-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}
.tokens-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: 24px 26px;
  box-shadow: var(--shadow-card);
}
.tokens-card h3 { margin: 0 0 8px; font-size: 18px; font-weight: 600; }
.tokens-card p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--txt-secondary); }

.tokens-flow {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: 26px 28px;
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
}
.tokens-flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  text-align: center;
  min-width: 150px;
  flex: 1;
}
.tokens-flow-step strong { font-size: 18px; font-weight: 600; }
.tokens-flow-label { font-size: 13px; color: var(--txt-secondary); }
.tokens-flow-sub { font-size: 13px; color: var(--txt-secondary); }
.tokens-flow-step--model {
  background: var(--accent-soft);
  border-radius: var(--radius-card);
  padding: 14px 18px;
  color: var(--accent);
}
.tokens-flow-step--model strong { color: var(--accent); }
.tokens-flow-arrow {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
}

.tokens-formula {
  text-align: center;
  font-size: 17px;
  margin: 0 0 12px;
  color: var(--txt);
}
.tokens-formula span {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
  border-radius: 8px;
  padding: 2px 8px;
}
.tokens-free {
  text-align: center;
  font-size: 15px;
  color: var(--txt-secondary);
  margin: 0 0 26px;
}
.tokens-free strong { color: var(--accent); }

.tokens-calc {
  background: var(--bg-elevated);
  border: 1px solid var(--divider);
  border-radius: var(--radius-card);
  padding: 28px 30px;
  box-shadow: var(--shadow-card);
  margin-bottom: 28px;
}
.tokens-calc h3 { margin: 0 0 22px; font-size: 19px; font-weight: 600; text-align: center; }
.tokens-calc-cols {
  display: grid;
  grid-template-columns: 300px 1fr 280px;
  gap: 28px;
  align-items: start;
}
.tokens-calc-col { display: flex; flex-direction: column; }
.tokens-calc-field { margin-bottom: 16px; }
.tokens-calc-label { display: block; font-size: 14px; color: var(--txt-secondary); margin-bottom: 8px; }
.tokens-calc-val { color: var(--accent); font-weight: 600; }
.tokens-select {
  width: 100%;
  padding: 10px 12px;
  font-size: 15px;
  border: 1px solid var(--bg-secondary);
  border-radius: var(--radius-card);
  background: var(--bg);
  color: var(--txt);
}
.tokens-calc-modelprices {
  margin: 10px 0 4px;
  font-size: 13px;
  color: var(--txt-secondary);
  line-height: 1.45;
}
.tokens-calc-modelhint { margin: 0; font-size: 12px; color: var(--txt-tertiary); line-height: 1.4; }
.tokens-calc input[type="range"] { width: 100%; accent-color: var(--accent); }
.tokens-modes { display: flex; gap: 10px; margin-bottom: 18px; flex-wrap: wrap; }
.tokens-modes label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  background: var(--bg-secondary);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 7px 15px;
  color: var(--txt-secondary);
  transition: background .2s var(--spring), color .2s var(--spring), border-color .2s var(--spring);
}
.tokens-modes label:hover { color: var(--txt); }
.tokens-modes label:has(input:checked) {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent);
}
.tokens-modes input { accent-color: var(--accent); }
.tokens-calc-result { text-align: left; }
.tokens-calc-price strong { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; display: block; margin-top: 4px; }
.tokens-calc-bar {
  height: 10px;
  background: var(--bg-secondary);
  border-radius: 999px;
  overflow: hidden;
  margin: 12px 0 8px;
}
.tokens-calc-bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .25s var(--spring); }
.tokens-calc-hint { font-size: 14px; color: var(--txt-secondary); }
.tokens-calc-note { font-size: 12.5px; color: var(--txt-tertiary); margin: 12px 0 0; line-height: 1.45; }

.tokens-examples h3 { margin: 0 0 14px; font-size: 18px; font-weight: 600; text-align: center; }
.tokens-examples-list { display: flex; flex-wrap: nowrap; gap: 12px; }
.tokens-example {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: left;
  flex: 1 1 0;
  min-width: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--bg-secondary);
  border-radius: var(--radius-card);
  padding: 12px 14px;
  cursor: pointer;
  transition: transform .2s var(--spring), border-color .2s var(--spring), box-shadow .2s var(--spring);
}
.tokens-example:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: var(--shadow-card-hover); }
.tokens-example-title { font-size: 14px; font-weight: 500; line-height: 1.3; }
.tokens-example-note { font-size: 12.5px; color: var(--txt-secondary); white-space: nowrap; }

/* ---------- Category chips ---------- */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--pill);
  background: var(--bg-elevated);
  color: var(--txt);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.01em;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--spring), box-shadow 0.3s var(--spring);
}
.chip:hover { transform: scale(1.04); box-shadow: var(--shadow-card-hover); text-decoration: none; }
.chip .chip-count {
  margin-left: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--txt-secondary);
}

/* ---------- Article page ---------- */
.article-header {
  padding: 72px 0 40px;
}
.breadcrumbs {
  font-size: 14px;
  color: var(--txt-secondary);
  margin-bottom: 24px;
}
.breadcrumbs a { color: var(--txt-secondary); }
.breadcrumbs .sep { margin: 0 6px; color: var(--txt-tertiary); }
.article-header h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  font-size: 14px;
  color: var(--txt-secondary);
}
.article-meta .cat-tag { color: var(--accent); font-weight: 500; }
.article-meta .views { display: inline-flex; align-items: center; gap: 4px; }
.article-content {
  padding: 8px 0 48px;
  font-size: 18px;
  line-height: 1.65;
  letter-spacing: -0.002em;
}
.article-content h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 40px 0 16px;
}
.article-content h3 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 30px 0 12px;
}
.article-content p { margin: 0 0 18px; }
.article-content a { text-decoration: underline; text-underline-offset: 3px; }
.article-content ul, .article-content ol { margin: 0 0 18px; padding-left: 26px; }
.article-content li { margin-bottom: 6px; }
.article-content blockquote {
  margin: 24px 0;
  padding: 18px 24px;
  border-left: 3px solid var(--accent);
  background: var(--bg-secondary);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  color: var(--txt-secondary);
  font-style: italic;
}
.article-content code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--bg-secondary);
  border-radius: 6px;
  padding: 2px 7px;
}
.article-content pre {
  background: var(--bg-secondary);
  border-radius: var(--radius-small);
  padding: 20px 22px;
  overflow-x: auto;
  margin: 22px 0;
  line-height: 1.5;
}
.article-content pre code { background: none; padding: 0; font-size: 14px; }
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 22px 0;
  font-size: 15px;
}
.article-content th, .article-content td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--divider);
}
.article-content th { font-weight: 600; color: var(--txt-secondary); }
.article-content img { border-radius: var(--radius-small); box-shadow: var(--shadow-card); margin: 12px 0; }

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 40px 0;
}
.pagination a, .pagination span {
  min-width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border-radius: var(--pill);
  font-size: 15px;
  font-weight: 500;
  color: var(--txt);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--spring), box-shadow 0.3s var(--spring);
}
.pagination a:hover { transform: scale(1.05); box-shadow: var(--shadow-card-hover); text-decoration: none; }
.pagination .current { background: var(--accent); color: #fff; }

/* ---------- Search ---------- */
.search-box {
  display: flex;
  gap: 10px;
  margin-bottom: 40px;
}
.search-box input {
  flex: 1;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid var(--divider);
  border-radius: var(--pill);
  background: var(--bg-elevated);
  color: var(--txt);
  font-size: 16px;
  font-family: var(--font-body);
  transition: border-color 0.3s var(--spring), box-shadow 0.3s var(--spring);
}
.search-box input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.search-box button {
  border: none;
  background: var(--accent);
  color: #fff;
  padding: 0 26px;
  border-radius: var(--pill);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.3s var(--spring), transform 0.3s var(--spring);
}
.search-box button:hover { background: var(--accent-hover); }
.search-box button:active { transform: scale(0.98); }
.search-hint { font-size: 14px; color: var(--txt-secondary); }

/* ---------- Empty state ---------- */
.empty {
  padding: 80px 24px;
  text-align: center;
  background: var(--bg-secondary);
  border-radius: var(--radius-card);
  color: var(--txt-secondary);
}
.empty h3 { color: var(--txt); margin: 0 0 8px; font-family: var(--font-display); letter-spacing: -0.02em; }

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--spring), transform 0.6s var(--spring);
}
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-secondary);
  margin-top: 64px;
}
.site-footer .container {
  padding: 48px 24px 36px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  font-size: 14px;
  color: var(--txt-secondary);
}
.footer-brand { font-size: 16px; font-weight: 600; color: var(--txt); font-family: var(--font-display); letter-spacing: -0.01em; margin-bottom: 10px; }
.site-footer h4 { margin: 0 0 12px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--txt-tertiary); font-weight: 600; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 8px; }
.footer-bottom {
  border-top: 1px solid var(--divider);
  padding: 18px 24px;
  text-align: center;
  font-size: 13px;
  color: var(--txt-tertiary);
}

/* ---------- Reduced motion / transparency / contrast ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .reveal { opacity: 1; transform: none; }
}
@media (prefers-reduced-transparency: reduce) {
  .site-header { background: var(--bg); -webkit-backdrop-filter: none; backdrop-filter: none; }
}
@media (prefers-contrast: more) {
  :root { --txt-secondary: var(--txt); --txt-tertiary: var(--txt-secondary); }
}

/* ---------- Forms ---------- */
.form-field {
  display: block;
  margin-bottom: 20px;
}
.form-field span {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--txt-secondary);
  margin-bottom: 8px;
}
.form-field input, .form-field textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--divider);
  border-radius: var(--radius-small);
  background: var(--bg-elevated);
  color: var(--txt);
  font-family: var(--font-body);
  font-size: 16px;
  transition: border-color 0.3s var(--spring), box-shadow 0.3s var(--spring);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-note { font-size: 13px; color: var(--txt-tertiary); margin-bottom: 18px; }
.form-status { margin-top: 14px; font-size: 15px; font-weight: 500; min-height: 22px; }
.form-status.success { color: var(--green); }
.form-status.error { color: var(--accent); }

/* ---------- Mobile ---------- */
@media (max-width: 768px) {
  body { font-size: 16px; }
  .container { padding: 0 20px; }
  .hero { padding: 64px 0 48px; }
  .main-nav { gap: 2px; }
  .main-nav a { font-size: 13px; padding: 0 10px; }
  .nav-cta { margin-left: 2px; }
  .cards-grid { grid-template-columns: 1fr; }
  .card { padding: 24px 22px; }
  .article-content { font-size: 17px; }
  .section { padding: 48px 0; }
  .site-header .container { gap: 12px; }
}

@media (max-width: 640px) {
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    z-index: 99;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin: 0;
    padding: 12px 20px 20px;
    background: rgba(255, 255, 255, 0.96);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--divider);
    box-shadow: var(--shadow-card);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s var(--spring), transform 0.25s var(--spring), visibility 0.25s;
  }
  @media (prefers-color-scheme: dark) {
    .main-nav { background: rgba(22, 22, 23, 0.96); }
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .main-nav a { min-height: 44px; padding: 0 12px; font-size: 15px; border-radius: var(--radius-small); }
  .main-nav a.nav-cta { margin-left: 0; }
}

/* Page header band for list pages */
.page-band {
  padding: 72px 0 40px;
  text-align: center;
  background: radial-gradient(80% 90% at 50% 0%, var(--accent-soft) 0%, transparent 65%);
}
.page-band h1 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
}
.page-band .lead {
  margin: 0 auto;
  max-width: 560px;
  font-size: 18px;
  color: var(--txt-secondary);
}
/* Content sections (из импорта markdown: H2 -> секция) */
.content-section {
  padding: 36px 0 8px;
}
.content-section + .content-section {
  border-top: 1px solid var(--border, rgba(0,0,0,.08));
}
.content-section__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  scroll-margin-top: 90px;
}
.content-section__title::before {
  content: attr(data-anchor);
  color: var(--accent);
  margin-right: 8px;
}

/* Оглавление статьи */
.article-toc {
  padding: 24px 0 8px;
}
.article-toc__inner {
  background: var(--accent-soft, rgba(0,0,0,.03));
  border-radius: 14px;
  padding: 18px 22px;
}
.article-toc__label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--txt-secondary);
  margin-bottom: 10px;
}
.article-toc ul {
  margin: 0;
  padding: 0;
  list-style: none;
  columns: 2;
  column-gap: 28px;
}
.article-toc li { margin-bottom: 6px; }
.article-toc a { color: var(--accent); text-decoration: none; font-weight: 500; }
.article-toc a:hover { text-decoration: underline; }

/* Изображение-блок */
.block-image {
  margin: 24px 0;
  text-align: center;
}
.block-image img {
  max-width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 8px 30px rgba(0,0,0,.08);
}
.block-image figcaption {
  margin-top: 10px;
  font-size: 14px;
  color: var(--txt-secondary);
}

@media (max-width: 640px) {
  .article-toc ul { columns: 1; }

  .tokens-flow { flex-direction: column; align-items: stretch; }
  .tokens-flow-step { min-width: 0; }
  .tokens-flow-arrow { transform: rotate(90deg); }
  .tokens-calc { padding: 20px 16px; }
  .tokens-calc-cols { grid-template-columns: 1fr; gap: 20px; }
  .tokens-examples-list { flex-wrap: wrap; }
  .tokens-example { flex: 1 1 100%; }
}
@media (max-width: 1024px) and (min-width: 641px) {
  .tokens-calc-cols { grid-template-columns: 1fr 1fr; }
  .tokens-calc-col:last-child { grid-column: 1 / -1; }
  .tokens-examples-list { flex-wrap: wrap; }
  .tokens-example { flex: 1 1 30%; }
}