/* СІМКОРП УКРАЇНА — Консультування з питань інформатизації */
:root {
  --primary: #0d3b66;
  --primary-light: #1a5a8a;
  --accent: #f4a261;
  --accent-dark: #e76f51;
  --bg: #f8f9fa;
  --text: #1a1a2e;
  --text-muted: #5c5c7a;
  --white: #ffffff;
  --shadow: 0 4px 20px rgba(13, 59, 102, 0.08);
  --radius: 12px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.site-header {
  background: var(--primary);
  color: var(--white);
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
  text-decoration: none;
}

.logo span {
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.nav a {
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
}

.nav a:hover,
.nav a.active {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

/* Main content */
main {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  width: 100%;
}

.hero {
  text-align: center;
  padding: 4rem 1rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  border-radius: var(--radius);
  margin-bottom: 3rem;
  box-shadow: var(--shadow);
}

.hero h1 {
  font-size: 2.2rem;
  margin-bottom: 0.75rem;
  font-weight: 700;
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto;
}

.section-title {
  font-size: 1.75rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.section-text {
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 720px;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid rgba(13, 59, 102, 0.06);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(13, 59, 102, 0.12);
}

.card h3 {
  color: var(--primary);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Page title block */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--radius);
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
}

.page-hero h1 {
  font-size: 1.9rem;
  font-weight: 700;
}

/* Contact form */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 59, 102, 0.15);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn:hover {
  background: var(--primary-light);
}

.btn:active {
  transform: scale(0.98);
}

/* Footer with contacts */
.site-footer {
  background: var(--primary);
  color: var(--white);
  padding: 2rem;
  margin-top: auto;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-brand {
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-brand span {
  color: var(--accent);
}

.footer-contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
}

.footer-contacts a {
  color: rgba(255,255,255,0.95);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s;
}

.footer-contacts a:hover {
  color: var(--accent);
}

.footer-contacts svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.footer-copy {
  width: 100%;
  text-align: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.2);
  font-size: 0.9rem;
  opacity: 0.85;
}

@media (max-width: 640px) {
  .site-header,
  main {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .hero h1 {
    font-size: 1.75rem;
  }
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  .footer-contacts {
    justify-content: center;
  }
}