/* ФАЄРБІТ — Консультування з питань інформатизації */
:root {
  --bg-dark: #0f1419;
  --bg-card: #1a222d;
  --accent: #e67e22;
  --accent-hover: #d35400;
  --text: #e8eaed;
  --text-muted: #9aa0a6;
  --border: #2d3748;
  --font-head: 'Manrope', 'Segoe UI', sans-serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

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

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

.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-muted);
  text-decoration: none;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--text);
  background: rgba(230, 126, 34, 0.12);
}

/* Main content */
main {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 2rem 1.5rem 4rem;
}

.page-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1.5rem;
  color: var(--text);
}

.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 60ch;
  margin-bottom: 2rem;
}

/* Hero */
.hero {
  padding: 3rem 0 4rem;
  text-align: center;
}

.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .accent {
  color: var(--accent);
  -webkit-text-fill-color: var(--accent);
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 52ch;
  margin: 0 auto 2rem;
}

/* Cards / sections */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.card:hover {
  border-color: rgba(230, 126, 34, 0.4);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

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

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

/* Footer */
.site-footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  margin-top: auto;
}

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

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

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

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

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

.footer-contacts svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}

/* Contact page form */
.contact-form {
  max-width: 480px;
  margin-top: 2rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

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

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

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

/* About / text blocks */
.content-block {
  margin-bottom: 2rem;
}

.content-block h2 {
  font-family: var(--font-head);
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.content-block p {
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* Utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}