/* === Future Vision School — Stylesheet === */
:root {
  --bg: #0a0e27;
  --bg-soft: #131938;
  --card: #1a2147;
  --primary: #6366f1;
  --primary-light: #818cf8;
  --accent: #06b6d4;
  --accent-2: #ec4899;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --border: rgba(99, 102, 241, 0.2);
  --radius: 16px;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Manrope', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

/* === Navigation === */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 39, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.logo {
  font-weight: 800;
  font-size: 22px;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  white-space: nowrap;
}

.nav-menu {
  display: flex;
  gap: 6px;
  list-style: none;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-menu a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
}

.nav-menu a:hover, .nav-menu a.active {
  color: var(--text);
  background: rgba(99, 102, 241, 0.15);
}

.burger { display: none; background: none; border: none; color: var(--text); font-size: 24px; cursor: pointer; }

/* === Hero === */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0e27 0%, #1e1b4b 50%, #0a0e27 100%);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.35), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.3), transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.15), transparent 60%);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.8; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

.hero-shapes { position: absolute; inset: 0; pointer-events: none; }

.shape {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  opacity: 0.15;
  filter: blur(40px);
  animation: float 20s infinite ease-in-out;
}

.shape-1 { width: 300px; height: 300px; top: 10%; left: 5%; animation-delay: 0s; }
.shape-2 { width: 400px; height: 400px; bottom: 10%; right: 5%; animation-delay: -7s; }
.shape-3 { width: 200px; height: 200px; top: 50%; left: 50%; animation-delay: -14s; background: linear-gradient(135deg, var(--accent-2), var(--primary)); }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(50px, -30px) scale(1.1); }
  66% { transform: translate(-30px, 40px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero h1 {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #ffffff 0%, var(--primary-light) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: clamp(18px, 2.5vw, 24px);
  color: var(--text-muted);
  margin-bottom: 16px;
}

.hero-motto {
  display: inline-block;
  font-style: italic;
  font-size: 20px;
  color: var(--accent);
  padding: 12px 28px;
  border: 1px solid var(--border);
  border-radius: 100px;
  margin: 24px 0;
  background: rgba(99, 102, 241, 0.05);
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 32px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 100px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--primary);
}

/* === Page header (для inner pages) === */
.page-header {
  padding: 80px 24px 60px;
  text-align: center;
  position: relative;
  background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.2), transparent 70%);
  border-radius: 50%;
}

.page-header-content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }

.page-header h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-header p {
  font-size: 18px;
  color: var(--text-muted);
}

/* === Sections === */
.section {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  text-align: center;
  margin-bottom: 16px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 18px;
  margin-bottom: 56px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* === Cards === */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(99, 102, 241, 0.4);
}

.card:hover::before { transform: scaleX(1); }

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 20px;
}

.card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.card p { color: var(--text-muted); font-size: 15px; }

/* === Two column === */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.two-col-image {
  width: 100%;
  border-radius: var(--radius);
  aspect-ratio: 4/3;
  object-fit: cover;
  box-shadow: var(--shadow);
}

@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; }
}

/* === Lists === */
.bullet-list { list-style: none; }

.bullet-list li {
  padding: 12px 0 12px 32px;
  position: relative;
  border-bottom: 1px solid var(--border);
}

.bullet-list li:last-child { border-bottom: none; }

.bullet-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

/* === Table === */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
}

th, td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  background: var(--bg-soft);
  font-weight: 700;
  color: var(--primary-light);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tbody tr { transition: background 0.2s; }
tbody tr:hover { background: rgba(99, 102, 241, 0.05); }
tbody tr:last-child td { border-bottom: none; }

/* === Teachers === */
.teacher-card {
  text-align: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: all 0.3s;
}

.teacher-card:hover { transform: translateY(-6px); border-color: rgba(99, 102, 241, 0.4); }

.teacher-avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  font-weight: 800;
  color: white;
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.teacher-name { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.teacher-subject { color: var(--accent); font-size: 14px; margin-bottom: 12px; }
.teacher-bio { color: var(--text-muted); font-size: 14px; }

/* === Gallery === */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.gallery-item:hover img { transform: scale(1.08); }

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.7));
  opacity: 0;
  transition: opacity 0.3s;
}

.gallery-item:hover::after { opacity: 1; }

.gallery-caption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  color: white;
  font-weight: 600;
  z-index: 2;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s;
}

.gallery-item:hover .gallery-caption { opacity: 1; transform: translateY(0); }

/* === Contact === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-info { display: flex; flex-direction: column; gap: 20px; }

.contact-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  align-items: center;
  transition: all 0.3s;
}

.contact-item:hover { transform: translateX(6px); border-color: var(--primary); }

.contact-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.contact-item-label { font-size: 13px; color: var(--text-muted); }
.contact-item-value { font-weight: 600; }

.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.form-group { margin-bottom: 20px; }

.form-group label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 600; }

.form-group input, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.2s;
}

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

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

.socials { display: flex; gap: 12px; margin-top: 16px; }

.social-link {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--text);
  transition: all 0.3s;
  font-size: 18px;
}

.social-link:hover {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  transform: translateY(-3px);
  border-color: transparent;
}

/* === Footer === */
.footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  padding: 48px 24px 24px;
  margin-top: 60px;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

@media (max-width: 768px) {
  .footer-content { grid-template-columns: 1fr; }
}

.footer h4 { font-size: 16px; margin-bottom: 16px; color: var(--primary-light); }

.footer p, .footer a { color: var(--text-muted); font-size: 14px; }

.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; }
.footer a { text-decoration: none; transition: color 0.2s; }
.footer a:hover { color: var(--text); }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* === Animations === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

/* === Mobile === */
@media (max-width: 768px) {
  .burger { display: block; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { display: block; padding: 12px 16px; }
  .section { padding: 60px 20px; }
}