:root {
  --dark: #1E2328;
  --dark-soft: #262C32;
  --light: #F5F1EB;
  --light-soft: #ECE6DC;
  --accent: #E8873A;
  --accent-hover: #D9752A;
  --text-on-light: #1E2328;
  --text-on-dark: #F5F1EB;
  --text-muted-light: #5A6168;
  --text-muted-dark: #B9B2A6;
  --font-display: "Sora", sans-serif;
  --font-body: "Manrope", sans-serif;
  --radius: 10px;
  --container-width: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-on-light);
  background: var(--light);
  line-height: 1.55;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; text-wrap: balance; margin: 0 0 0.5em; }
h1 { font-size: clamp(1.9rem, 4vw, 2.75rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

a { color: inherit; text-decoration: none; }
a.link-accent { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
a.link-accent:hover { color: var(--accent-hover); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(30, 35, 40, 0.95);
  backdrop-filter: blur(6px);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
}
.logo { font-family: var(--font-display); font-weight: 700; color: var(--text-on-dark); font-size: 1.05rem; }
.main-nav { display: flex; gap: 20px; flex: 1; justify-content: center; }
.main-nav a { color: var(--text-muted-dark); font-weight: 500; font-size: 0.95rem; }
.main-nav a:hover { color: var(--text-on-dark); }
.header-phone { color: var(--accent); font-weight: 700; white-space: nowrap; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  font-family: var(--font-display);
  cursor: pointer;
  border: 2px solid transparent;
  font-size: 1rem;
}
.btn-primary { background: var(--accent); color: var(--dark); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-outline { border-color: var(--accent); color: var(--accent); background: transparent; }
.btn-outline:hover { background: var(--accent); color: var(--dark); }

/* Hero */
.hero { background: var(--dark); color: var(--text-on-dark); padding: 72px 0; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.hero-text h1 { color: var(--text-on-dark); }
.hero-sub { font-size: 1.1rem; color: var(--text-muted-dark); max-width: 480px; }
.trust-badges { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-direction: column; gap: 10px; font-size: 0.95rem; color: var(--text-muted-dark); }
.hero-image img { width: 100%; height: auto; border-radius: var(--radius); display: block; }

/* Sections */
.section { padding: 64px 0; }
.section-light { background: var(--light); color: var(--text-on-light); }
.section-dark { background: var(--dark); color: var(--text-on-dark); }
.section-dark h2, .section-dark h3 { color: var(--text-on-dark); }
.section-lead { font-size: 1.05rem; max-width: 640px; }
.section-light .section-lead { color: var(--text-muted-light); }
.section-dark .section-lead { color: var(--text-muted-dark); }

/* Service grid */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.service-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 2px 10px rgba(30,35,40,0.06);
}
.service-card img { width: 48px; height: 48px; margin-bottom: 12px; object-fit: contain; }
.service-card p { color: var(--text-muted-light); font-size: 0.92rem; }
.service-price { font-weight: 700; color: var(--accent); font-family: var(--font-display); }
.service-price span { display: block; font-size: 0.78rem; color: var(--text-muted-light); font-weight: 500; }

.kompleks-banner {
  margin-top: 28px;
  background: var(--dark);
  color: var(--text-on-dark);
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 20px;
  align-items: center;
}
.kompleks-banner p { margin: 0; }
.kompleks-banner .service-price { font-size: 1.4rem; }

/* Bots section */
.bot-use-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 32px 0; }
.bot-case { background: var(--dark-soft); border-radius: var(--radius); padding: 24px; }
.bot-case p { color: var(--text-muted-dark); font-size: 0.92rem; margin: 0; }

/* Pochemu */
.pochemu-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 28px; }
.pochemu-item { text-align: center; padding: 20px; }
.pochemu-item p { color: var(--text-muted-light); }

/* Price */
.price-tables { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; margin-top: 32px; }
.price-table-wide { grid-column: 1 / -1; }
.price-table table { width: 100%; border-collapse: collapse; }
.price-table td { padding: 10px 0; border-bottom: 1px solid var(--light-soft); font-size: 0.92rem; }
.price-table td:last-child { text-align: right; font-weight: 700; color: var(--accent); white-space: nowrap; padding-left: 16px; }
.price-note { margin-top: 24px; color: var(--text-muted-light); font-size: 0.9rem; }

/* Contacts + form */
.contacts-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; }
.contacts-info p { color: var(--text-muted-dark); }
.request-form { background: var(--dark-soft); padding: 32px; border-radius: var(--radius); }
.request-form label { display: block; font-size: 0.88rem; margin: 16px 0 6px; color: var(--text-muted-dark); }
.request-form input,
.request-form select,
.request-form textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 6px;
  border: 1px solid #3A4149;
  background: var(--dark);
  color: var(--text-on-dark);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.consent-label { display: flex; align-items: flex-start; gap: 10px; font-size: 0.85rem; margin: 18px 0; }
.consent-label input { width: auto; margin-top: 3px; }
.request-form button { margin-top: 8px; width: 100%; }
.form-status { min-height: 1.2em; font-size: 0.9rem; }

/* Footer */
.site-footer { background: var(--dark); color: var(--text-muted-dark); padding: 24px 0; font-size: 0.85rem; }
.footer-row { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-row a:hover { color: var(--text-on-dark); }

/* Legal page */
.legal-page { padding: 48px 0 80px; max-width: 760px; }
.legal-page h2 { margin-top: 1.6em; }
.legal-updated { color: var(--text-muted-light); font-size: 0.85rem; margin-top: 2em; }

/* Responsive */
@media (max-width: 900px) {
  .main-nav { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-image { order: -1; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .bot-use-cases { grid-template-columns: 1fr; }
  .pochemu-grid { grid-template-columns: 1fr; }
  .price-tables { grid-template-columns: 1fr; }
  .contacts-grid { grid-template-columns: 1fr; }
  .kompleks-banner { grid-template-columns: 1fr; text-align: left; }
}

@media (max-width: 480px) {
  .service-grid { grid-template-columns: 1fr; }
  .header-phone { font-size: 0.85rem; }
}