/* ТОППОІНТ АЙТІ — стилі лендингу */
:root {
  --primary: #0d47a1;
  --primary-dark: #002171;
  --accent: #00bcd4;
  --bg: #f5f7fa;
  --text: #1a237e;
  --text-muted: #5c6bc0;
  --white: #fff;
  --shadow: 0 4px 20px rgba(13, 71, 161, 0.12);
  --radius: 12px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

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;
}

.site-header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo:hover {
  color: var(--primary-dark);
}

.nav-list {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.nav-list a {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--text);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  transition: background 0.2s, color 0.2s;
}

.nav-list a:hover,
.nav-list a.active {
  background: rgba(13, 71, 161, 0.08);
  color: var(--primary);
}

main {
  flex: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  width: 100%;
}

h1 {
  font-size: 2rem;
  color: var(--primary-dark);
  margin-bottom: 1rem;
  font-weight: 700;
}

h2 {
  font-size: 1.5rem;
  color: var(--primary);
  margin: 2rem 0 1rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.hero {
  text-align: center;
  padding: 3rem 0;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.hero .tagline {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-cta {
  display: inline-flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: var(--primary);
  color: var(--white) !important;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  transition: background 0.2s, transform 0.15s;
}

.btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary) !important;
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white) !important;
}

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

.card {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(13, 71, 161, 0.18);
}

.card h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
  font-size: 1.15rem;
}

.card p {
  margin: 0;
  font-size: 0.95rem;
}

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

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  max-width: 400px;
  padding: 0.6rem 0.75rem;
  border: 1px solid #c5cae9;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 71, 161, 0.15);
}

.site-footer {
  background: var(--primary-dark);
  color: var(--white);
  margin-top: auto;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
}

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

.footer-contacts a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color 0.2s;
}

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

.footer-bottom {
  width: 100%;
  padding-top: 1rem;
  margin-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
}

.section-intro {
  max-width: 640px;
  margin-bottom: 2rem;
}

ul.list {
  margin: 1rem 0 1rem 1.25rem;
  color: var(--text-muted);
}

ul.list li {
  margin-bottom: 0.5rem;
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.75rem;
  }
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  .footer-contacts {
    justify-content: center;
  }
}