@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Source+Serif+4:ital,wght@0,300;0,400;0,600;1,300&display=swap');

:root {
  --bg-dark: #0a0e1a;
  --bg-mid: #0f1628;
  --bg-card: #131c35;
  --accent: #2563eb;
  --accent-bright: #3b82f6;
  --accent-glow: rgba(37,99,235,0.3);
  --gold: #f59e0b;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-dim: #475569;
  --border: rgba(37,99,235,0.2);
  --border-bright: rgba(37,99,235,0.5);
  --nav-h: 70px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Source Serif 4', Georgia, serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 20%, rgba(37,99,235,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(245,158,11,0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.site-wrapper {
  position: relative;
  z-index: 1;
}

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(10,14,26,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 2rem;
}

.nav-inner {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.nav-logo img {
  width: 36px;
  height: 36px;
}

.nav-logo-text {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  line-height: 1.1;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links > li {
  position: relative;
}

.nav-links > li > a,
.nav-links .dropdown-toggle {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}

.nav-links > li > a:hover,
.nav-links .dropdown-toggle:hover,
.nav-links > li > a.active {
  color: var(--text-primary);
  background: rgba(37,99,235,0.12);
}

.dropdown-toggle svg {
  width: 12px;
  height: 12px;
  transition: transform 0.2s;
}

.dropdown:hover .dropdown-toggle svg {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-mid);
  border: 1px solid var(--border-bright);
  border-radius: 10px;
  padding: 0.5rem;
  min-width: 230px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-6px);
  transition: opacity 0.2s, transform 0.2s;
  list-style: none;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.dropdown-menu li a {
  display: block;
  padding: 0.6rem 1rem;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}

.dropdown-menu li a:hover {
  color: var(--text-primary);
  background: rgba(37,99,235,0.15);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 0 0;
  background: rgba(10,14,26,0.98);
  z-index: 99;
  padding: 2rem;
  overflow-y: auto;
}

.mobile-nav.open {
  display: block;
}

.mobile-nav a {
  display: block;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}

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

.mobile-nav .mobile-section-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 1.2rem 0 0.4rem;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.hero {
  text-align: center;
  padding: 5rem 0 3rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.3);
  color: var(--gold);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 8px var(--gold);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

h1 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

h1 .highlight {
  background: linear-gradient(135deg, var(--accent-bright), #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: 0.02em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

h3 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
}

.lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 2.5rem;
  line-height: 1.75;
}

.offline-banner {
  background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(245,158,11,0.04));
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  margin: 2rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.offline-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 10px,
    rgba(245,158,11,0.02) 10px,
    rgba(245,158,11,0.02) 20px
  );
}

.offline-banner-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.offline-banner h2 {
  color: var(--gold);
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
}

.offline-banner p {
  color: #d97706;
  font-size: 1rem;
  max-width: 560px;
  margin: 0 auto;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.75rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}

.card:hover {
  border-color: var(--border-bright);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  font-size: 2rem;
  line-height: 1;
}

.card h3 {
  color: var(--text-primary);
}

.card p {
  font-size: 0.93rem;
  margin: 0;
  line-height: 1.6;
}

.card .card-arrow {
  margin-top: auto;
  padding-top: 0.75rem;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-bright);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.section {
  margin: 4rem 0;
}

.section-label {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 0.5rem;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-bright), transparent);
  margin: 3rem 0;
}

.backlink-box {
  background: linear-gradient(135deg, rgba(37,99,235,0.06), rgba(37,99,235,0.02));
  border: 1px solid var(--border-bright);
  border-radius: 14px;
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.backlink-box .backlink-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.backlink-box p {
  margin: 0;
  font-size: 0.97rem;
}

.backlink-box a {
  color: var(--accent-bright);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.backlink-box a:hover {
  color: var(--text-primary);
}

.page-hero {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
}

.page-hero .section-label {
  margin-bottom: 0.75rem;
}

.content-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  margin: 2.5rem 0;
}

.content-block.reverse {
  direction: rtl;
}

.content-block.reverse > * {
  direction: ltr;
}

.content-block img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  display: block;
}

.content-text p:last-child {
  margin-bottom: 0;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.info-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}

.info-item .info-icon {
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
}

.info-item h4 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.info-item p {
  font-size: 0.88rem;
  margin: 0;
  line-height: 1.55;
}

footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 2rem;
  text-align: center;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-logo {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

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

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-bottom: 1.5rem;
}

.footer-links a {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-dim);
}

@media (max-width: 900px) {
  .content-block {
    grid-template-columns: 1fr;
  }
  .content-block.reverse {
    direction: ltr;
  }
}

@media (max-width: 768px) {
  nav { padding: 0 1rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  main { padding: 2rem 1rem; }
  .hero { padding: 3rem 0 2rem; }
  footer { padding: 2rem 1rem; }
  .backlink-box { flex-direction: column; gap: 1rem; }
}