/* Universal App — общие стили */
:root {
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --text: #18191c;
  --muted: #5c6168;
  --accent: #2f6bff;
  --accent-dark: #1f56e0;
  --border: #e6e8ec;
  --radius: 16px;
}

* { box-sizing: border-box; }

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

/* ---------- Шапка ---------- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.2px;
}

.nav { display: flex; gap: 22px; flex-wrap: wrap; }
.nav a { font-size: 15px; color: var(--muted); }
.nav a:hover { color: var(--accent); }

/* ---------- Главная ---------- */
.hero {
  text-align: center;
  padding: 84px 0 56px;
}

.hero-badge {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(47, 107, 255, 0.09);
  border: 1px solid rgba(47, 107, 255, 0.25);
  border-radius: 999px;
  padding: 6px 16px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  line-height: 1.1;
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}

.hero .lead {
  max-width: 620px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 19px;
}

.hero-chips {
  margin-top: 26px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.chip {
  font-size: 14px;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  background: var(--bg-soft);
}

.cards { padding: 24px 0 88px; }

.cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.card {
  display: block;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  background: var(--bg);
  color: var(--text);
  transition: box-shadow 0.15s ease, transform 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  border-color: rgba(47, 107, 255, 0.45);
  box-shadow: 0 10px 30px rgba(24, 25, 28, 0.07);
  transform: translateY(-2px);
  color: var(--text);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(47, 107, 255, 0.09);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.card h2 { font-size: 20px; margin: 0 0 8px; }
.card p { color: var(--muted); font-size: 15.5px; margin: 0 0 16px; }

.card-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
}

/* ---------- Документ (политика) ---------- */
.doc {
  max-width: 820px;
  margin: 0 auto;
  padding: 56px 20px 88px;
}

.doc h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  line-height: 1.25;
  letter-spacing: 0.2px;
  margin: 0 0 34px;
}

.doc h2 {
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin: 42px 0 14px;
}

.doc h3 {
  font-size: 16.5px;
  margin: 28px 0 10px;
}

.doc p, .doc li { color: var(--text); font-size: 16px; }

.doc ul {
  margin: 10px 0 16px;
  padding-left: 24px;
}

.doc li { margin-bottom: 6px; }

.doc .doc-dates {
  margin-top: 48px;
  color: var(--muted);
}

/* ---------- Форма обратной связи ---------- */
.page {
  max-width: 620px;
  margin: 0 auto;
  padding: 56px 20px 88px;
}

.page h1 {
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  margin: 0 0 14px;
}

.page .page-sub { color: var(--muted); margin-bottom: 32px; }

.form-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  background: var(--bg);
}

.form-card label {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  margin: 0 0 7px;
}

.form-card .field { margin-bottom: 20px; }

.form-card input,
.form-card textarea {
  width: 100%;
  font: inherit;
  font-size: 16px;
  color: var(--text);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 15px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-card input:focus,
.form-card textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.14);
  background: var(--bg);
}

.form-card textarea { resize: vertical; min-height: 150px; }

.btn {
  display: inline-block;
  font: inherit;
  font-size: 16.5px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  padding: 14px 34px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn:hover { background: var(--accent-dark); }
.btn:disabled { background: #9db7f5; cursor: wait; }

.consent {
  font-size: 14px;
  color: var(--muted);
  margin-top: 18px;
}

/* ---------- Центрированный блок «спасибо» ---------- */
.thanks {
  max-width: 620px;
  margin: 0 auto;
  padding: 96px 20px;
  text-align: center;
}

.thanks-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(47, 107, 255, 0.1);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
}

.thanks h1 { margin: 0 0 12px; }
.thanks p { color: var(--muted); margin: 0 0 30px; }

/* ---------- Подвал ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 26px 0;
  font-size: 14.5px;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-nav a { color: var(--muted); }
.footer-nav a:hover { color: var(--accent); }

/* ---------- Адаптивность ---------- */
@media (max-width: 640px) {
  body { font-size: 16px; }
  .hero { padding: 56px 0 40px; }
  .hero .lead { font-size: 17px; }
  .cards-grid { grid-template-columns: 1fr; }
  .cards { padding-bottom: 64px; }
  .doc, .page { padding-top: 36px; padding-bottom: 64px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}