/* === BASE STYLES === */:root {
  --color-bg-deep: #0a0e27;
  --color-bg-darker: #050816;
  --color-bg-card: #111538;
  --color-bg-elevated: #1a1f4a;
  --color-brand-primary: #00e0ff;
  --color-brand-secondary: #0099ff;
  --color-brand-accent: #ff2d92;
  --color-neutral-100: #ffffff;
  --color-neutral-200: #e4e8ff;
  --color-neutral-300: #a8b0d8;
  --color-neutral-400: #6b7299;
  --color-border: rgba(0, 224, 255, 0.18);
  --color-glow: rgba(0, 224, 255, 0.45);
  --color-glow-pink: rgba(255, 45, 146, 0.45);
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --spacing-2xl: 6rem;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --shadow-card: 0 18px 50px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 224, 255, 0.08);
  --shadow-glow: 0 0 40px rgba(0, 224, 255, 0.35);
  --shadow-glow-pink: 0 0 50px rgba(255, 45, 146, 0.4);
  --gradient-primary: linear-gradient(135deg, #00e0ff 0%, #0099ff 50%, #ff2d92 100%);
  --gradient-cta: linear-gradient(135deg, #ff2d92 0%, #ff6b1a 100%);
  --gradient-dark: linear-gradient(180deg, #0a0e27 0%, #050816 100%);
  --transition-base: 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

* { box-sizing: border-box; }

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--color-bg-deep);
  color: var(--color-neutral-200);
  line-height: 1.65;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at top left, rgba(0, 153, 255, 0.18), transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(255, 45, 146, 0.15), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

main { position: relative; z-index: 1; }

h1, h2, h3, h4 {
  font-family: 'Sora', sans-serif;
  font-weight: 800;
  color: var(--color-neutral-100);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 var(--spacing-md);
}

h1 { font-size: clamp(2.2rem, 5.5vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 3.8vw, 3rem); margin-bottom: var(--spacing-lg); }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); }

p { margin: 0 0 var(--spacing-sm); color: var(--color-neutral-200); }

a { color: var(--color-brand-primary); text-decoration: none; transition: var(--transition-base); }
a:hover { color: var(--color-brand-accent); }

.container { position: relative; z-index: 2; }

.cta-button, .btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 2.2rem;
  font-family: 'Sora', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--color-neutral-100);
  background: var(--gradient-cta);
  border: none;
  border-radius: 50px;
  box-shadow: 0 10px 30px rgba(255, 45, 146, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(255, 45, 146, 0.55);
  color: var(--color-neutral-100);
}

.cta-button:hover::before { left: 100%; }

.cta-secondary {
  background: transparent;
  border: 2px solid var(--color-brand-primary);
  box-shadow: 0 0 25px rgba(0, 224, 255, 0.25);
  color: var(--color-brand-primary);
}

.cta-secondary:hover {
  background: rgba(0, 224, 255, 0.1);
  color: var(--color-brand-primary);
  box-shadow: var(--shadow-glow);
}

.info-card, article.info-card {
  position: relative;
  padding: var(--spacing-lg) var(--spacing-md);
  background: linear-gradient(160deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition-base);
  overflow: hidden;
}

.info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0.7;
  transition: var(--transition-base);
}

.info-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 224, 255, 0.45);
  box-shadow: 0 25px 60px rgba(0, 224, 255, 0.18), 0 0 0 1px rgba(0, 224, 255, 0.3);
}

.info-card:hover::before { opacity: 1; height: 4px; }

.info-card h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--color-brand-primary);
  font-size: 1.2rem;
}

.info-card p { margin: 0; color: var(--color-neutral-200); font-size: 0.98rem; }

.info-card strong { color: var(--color-brand-accent); font-weight: 700; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.cards-grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.cards-grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.content-image {
  margin: var(--spacing-lg) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
}

.content-image img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.content-image:hover img { transform: scale(1.03); }

.content-image.wide img { max-height: 520px; }

.table-responsive { overflow-x: auto; }

/* === LAYOUT STYLES === */
#site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(5, 8, 22, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-border);
}

#site-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

#site-header .logo {
  font-family: 'Sora', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-neutral-100);
  text-decoration: none;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 0 auto;
  background: var(--color-brand-primary);
  border-radius: 2px;
  transition: var(--transition-base);
}

.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

#site-header .primary-nav ul {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

#site-header .primary-nav a {
  font-family: 'Sora', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-neutral-200);
  text-decoration: none;
  transition: var(--transition-base);
  position: relative;
}

#site-header .primary-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-base);
}

#site-header .primary-nav a:hover { color: var(--color-brand-primary); }
#site-header .primary-nav a:hover::after { width: 100%; }

#site-header .cta-button { white-space: nowrap; padding: 0.75rem 1.6rem; font-size: 0.85rem; }

#site-footer {
  position: relative;
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  background: var(--color-bg-darker);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-2xl);
}

#site-footer .container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  text-align: center;
}

.footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  list-style: none;
  margin: 0 0 var(--spacing-md);
  padding: 0;
}

.footer-nav a {
  color: var(--color-neutral-300);
  font-size: 0.95rem;
  text-decoration: none;
  transition: var(--transition-base);
}

.footer-nav a:hover { color: var(--color-brand-primary); }

.footer-copy {
  font-size: 0.85rem;
  color: var(--color-neutral-400);
  margin: 0;
}

@media (max-width: 900px) {
  .hamburger { display: flex; order: 2; }

  #site-header .header-inner {
    flex-wrap: wrap;
    padding: 0.5rem 1rem;
    gap: 0 0.75rem;
  }

  #site-header .logo { margin-right: auto; order: 1; }

  #site-header .cta-button {
    order: 3;
    flex-basis: 100%;
    text-align: center;
    padding: 0.85rem 1rem;
    font-size: 0.95rem;
    font-weight: 700;
    margin-top: 0.6rem;
    background: linear-gradient(90deg, #ff2d92 0%, #0099ff 100%);
    box-shadow: none;
    justify-content: center;
  }

  #site-header .primary-nav {
    order: 4;
    flex-basis: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }

  #site-header .primary-nav.is-open { max-height: 400px; }

  #site-header .primary-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 0 0.5rem;
  }

  #site-header .primary-nav li {
    border-bottom: 1px solid var(--color-border);
  }

  #site-header .primary-nav a {
    display: block;
    padding: 0.9rem 0.5rem;
  }
}

@media (max-width: 480px) {
  #site-header .logo { font-size: 1.35rem; }
  #site-header .cta-button { font-size: 0.9rem; }
}

@media (max-width: 768px) {
  .hero-section { padding: var(--spacing-xl) 0 var(--spacing-lg); }
  main > section { padding: var(--spacing-lg) 0; }
  .hero-stat-value { font-size: 1.5rem; }
  .hero-cta-row { flex-direction: column; align-items: stretch; }
  .hero-cta-row .cta-button { width: 100%; }
  .content-image img { max-height: 280px; }
}