@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Orbitron:wght@500;600;700&display=swap');

:root {
  color-scheme: dark;
  --bg: #000;
  --panel: rgba(10, 20, 40, 0.34);
  --panel-strong: rgba(8, 16, 32, 0.78);
  --border: rgba(255, 255, 255, 0.12);
  --text: #f4f7fb;
  --muted: #aab4c3;
  --accent: #60a5fa;
  --accent-strong: #2563eb;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  line-height: 1.65;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background: radial-gradient(circle at top, rgba(35, 65, 115, 0.18), transparent 45%);
  pointer-events: none;
}

h1,
h2,
h3,
.brand-font {
  font-family: 'Orbitron', sans-serif;
}

h1,
h2,
h3 {
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.18);
}

a {
  color: inherit;
}

p {
  margin-top: 0;
}

#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100vh;
  z-index: -1;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(3, 8, 18, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-nav-shell {
  width: min(1200px, calc(100% - 2rem));
  min-height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  border: 0;
}

.site-logo img {
  height: 62px;
  width: auto;
  object-fit: contain;
  filter: brightness(1.35);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  font-size: 0.94rem;
}

.site-nav a,
.mobile-nav a {
  color: #cbd5e1;
  text-decoration: none;
  transition: color 160ms ease;
}

.site-nav a:hover,
.site-nav a[aria-current='page'],
.mobile-nav a:hover {
  color: #fff;
}

.mobile-menu-button {
  display: none;
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  padding: 0.55rem 0.75rem;
  font: inherit;
}

.mobile-nav {
  display: none;
  padding: 0 1rem 1rem;
  background: rgba(3, 8, 18, 0.95);
}

.mobile-nav.open {
  display: grid;
  gap: 0.2rem;
}

.mobile-nav a {
  padding: 0.8rem;
  border-radius: 0.5rem;
}

.page-shell {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
}

.page-hero {
  padding: 5rem 0 2.5rem;
  text-align: center;
}

.page-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(2.2rem, 6vw, 4.5rem);
}

.page-hero p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--muted);
}

.home-hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 7rem 1rem 2rem;
}

.home-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(3rem, 9vw, 7rem);
  letter-spacing: 0.04em;
}

.home-hero p {
  margin: 0;
  color: #d7dee9;
  font-size: clamp(1rem, 2.5vw, 1.35rem);
}

.section-container {
  width: min(1000px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 4rem 0;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.section-container.visible {
  opacity: 1;
  transform: none;
}

.section-title {
  margin: 0 0 1.5rem;
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.glass-card {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--panel);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.18);
}

.glass-card h2,
.glass-card h3 {
  margin-top: 0;
}

.glass-card p,
.text-muted {
  color: var(--muted);
}

.glass-card img {
  max-width: 100%;
  height: auto;
  border-radius: 0.85rem;
}

.card-link,
.inline-link {
  color: var(--accent);
  text-decoration: none;
}

.card-link:hover,
.inline-link:hover {
  text-decoration: underline;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.25rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  background: transparent;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
  background: #fff;
  color: #000;
}

.button.primary {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
}

.button.primary:hover {
  background: #3b82f6;
  color: #fff;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.tag {
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(96, 165, 250, 0.42);
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.17);
  color: #dbeafe;
  font-size: 0.88rem;
}

.site-footer {
  width: min(1100px, calc(100% - 2rem));
  margin: 3rem auto 0;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  text-align: center;
  font-size: 0.9rem;
}

.site-footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.1rem;
  margin-bottom: 0.8rem;
}

.site-footer a {
  color: #d5dce8;
  text-decoration: none;
}

.site-footer a:hover {
  color: #fff;
}

.form-grid {
  display: grid;
  gap: 1rem;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  color: #d4dbe7;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 0.65rem;
  background: rgba(2, 6, 16, 0.75);
  color: #fff;
  padding: 0.8rem 0.9rem;
  font: inherit;
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(96, 165, 250, 0.7);
  outline-offset: 1px;
}

.notice {
  border-left: 3px solid var(--accent);
  padding: 0.9rem 1rem;
  background: rgba(37, 99, 235, 0.1);
  color: #dbeafe;
}

@media (max-width: 760px) {
  .site-nav {
    display: none;
  }

  .mobile-menu-button {
    display: inline-flex;
  }

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

  .page-hero {
    padding-top: 3.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .section-container {
    opacity: 1;
    transform: none;
  }
}