:root {
  --bg-deep: #0b0c1d;
  --bg-mid: #161834;
  --accent: #f2a541;
  --accent-soft: #f2c879;
  --text-light: #f5f5fa;
  --text-muted: #b8bad0;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg-deep);
  color: var(--text-light);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 12, 29, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(242, 165, 65, 0.15);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
}

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

.nav nav a {
  margin-left: 28px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.nav nav a:hover {
  color: var(--accent-soft);
}

/* Hero */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(242, 165, 65, 0.12), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(99, 102, 241, 0.18), transparent 45%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-mid) 100%);
  padding: 80px 24px;
}

.hero-content {
  max-width: 700px;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  color: #1a1a1a;
  font-weight: 700;
  border-radius: 6px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(242, 165, 65, 0.35);
}

/* Sections */
section {
  padding: 80px 0;
}

section h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 8px;
}

.section-sub {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 48px;
}

/* Gallery */
.gallery {
  background: var(--bg-mid);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.gallery-item {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #1f2247, #0b0c1d);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(242, 165, 65, 0.1);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
  cursor: zoom-in;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(11, 12, 29, 0.95);
  padding: 16px;
  cursor: zoom-out;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-width: 100%;
  max-height: 92vh;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
}

.lightbox-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: center;
}

.about h2 {
  text-align: left;
  margin-bottom: 16px;
}

.about p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.features {
  list-style: none;
}

.features li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-light);
}

.features li::before {
  content: '\2726';
  color: var(--accent);
  margin-right: 10px;
}

.about-art {
  height: 320px;
  border-radius: 12px;
  background:
    radial-gradient(circle at 30% 30%, rgba(242, 165, 65, 0.25), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(99, 102, 241, 0.25), transparent 50%),
    linear-gradient(135deg, #1f2247, #0b0c1d);
  border: 1px solid rgba(242, 165, 65, 0.12);
}

/* Contact */
.contact {
  background: var(--bg-mid);
  text-align: center;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* Footer */
.site-footer {
  padding: 28px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  border-top: 1px solid rgba(242, 165, 65, 0.1);
}

@media (max-width: 768px) {
  .nav nav a {
    margin-left: 16px;
    font-size: 0.9rem;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-art {
    height: 220px;
  }
}