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

:root {
  --blue-deep: #0a1f6e;
  --blue-mid: #1a46c8;
  --blue-bright: #3b82f6;
  --blue-glow: #60a5fa;
  --green-accent: #22c55e;
  --white: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.72);
  --card-bg: rgba(255, 255, 255, 0.08);
  --font-display: "Outfit", sans-serif;
  --font-body: "DM Sans", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: linear-gradient(165deg, #061540 0%, var(--blue-deep) 35%, #0d2a7a 100%);
  color: var(--white);
  line-height: 1.65;
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 5vw;
  background: rgba(6, 21, 64, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}

.brand img {
  border-radius: 10px;
}

.site-header nav {
  display: flex;
  gap: 1.75rem;
}

.site-header nav a {
  font-size: 0.92rem;
  font-weight: 500;
  opacity: 0.85;
  transition: opacity 0.2s, color 0.2s;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  opacity: 1;
  color: var(--blue-glow);
}

.nav-toggle {
  display: none;
}

.nav-toggle-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* Hero */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 4rem 5vw 5rem;
  min-height: calc(100vh - 72px);
  overflow: hidden;
}

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

.stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 60% 15%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1.5px 1.5px at 80% 40%, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 40% 60%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 90% 70%, rgba(255,255,255,0.6), transparent);
}

.mountains {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background:
    linear-gradient(135deg, transparent 40%, rgba(10, 31, 110, 0.6) 40%),
    linear-gradient(225deg, transparent 35%, rgba(26, 70, 200, 0.4) 35%);
  clip-path: polygon(0 100%, 0 60%, 15% 45%, 30% 55%, 45% 35%, 60% 50%, 75% 30%, 90% 45%, 100% 25%, 100% 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  animation: fadeUp 0.8s ease both;
}

.kicker {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-glow);
  margin-bottom: 1rem;
  padding: 0.35rem 0.85rem;
  border: 1px solid rgba(96, 165, 250, 0.35);
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.12);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.1rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-mid));
  color: var(--white);
  box-shadow: 0 8px 28px rgba(59, 130, 246, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(59, 130, 246, 0.45);
}

.btn-outline {
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  color: var(--white);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  z-index: 1;
  text-align: center;
  animation: fadeUp 0.8s 0.15s ease both;
}

.hero-visual img {
  margin: 0 auto;
  max-width: 420px;
  filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.4));
}

.hero-visual figcaption {
  margin-top: 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--blue-glow);
}

/* Intro */
.intro {
  padding: 5rem 5vw;
  background: rgba(0, 0, 0, 0.15);
}

.intro-inner {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.intro h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.intro p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 1.02rem;
}

/* Highlights */
.highlights {
  padding: 5rem 5vw;
}

.highlights h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  text-align: center;
  margin-bottom: 3rem;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.highlight-card {
  padding: 2rem 1.5rem;
  border-radius: 20px;
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.25s, border-color 0.25s;
}

.highlight-card:hover {
  transform: translateY(-4px);
  border-color: rgba(96, 165, 250, 0.35);
}

.highlight-card .icon {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.highlight-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.highlight-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* CTA */
.cta-band {
  padding: 4rem 5vw;
}

.cta-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: 3rem 2rem;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(26, 70, 200, 0.5), rgba(59, 130, 246, 0.25));
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.cta-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  margin-bottom: 0.75rem;
}

.cta-inner p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Footer */
.site-footer {
  padding: 2.5rem 5vw;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.2);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.footer-tag {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 2.5rem;
  }

  .lead {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .highlight-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .nav-toggle-btn {
    display: flex;
  }

  .site-header nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(6, 21, 64, 0.98);
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }

  .site-header nav a {
    padding: 1rem 5vw;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav-toggle:checked ~ nav {
    max-height: 280px;
  }

  .nav-toggle:checked + .nav-toggle-btn span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle:checked + .nav-toggle-btn span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle:checked + .nav-toggle-btn span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

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