/* a250 — modern landing */

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

:root {
  --brand-blue: #0d65a4;
  --brand-teal: #24a7ab;
  --brand-lime: #8dc850;
  --brand-peach: #f8bd86;
  --brand-sky: #69c8eb;
  --brand-mint: #56ba98;
  --bg: #eaf6fb;
  --surface: rgba(8, 34, 56, 0.9);
  --surface-alt: rgba(12, 48, 76, 0.82);
  --border: rgba(105, 200, 235, 0.28);
  --text: #f2fbff;
  --text-muted: #b7dbe8;
  --accent: var(--brand-teal);
  --accent-strong: var(--brand-blue);
  --accent-glow: rgba(36, 167, 171, 0.18);
  --accent-gradient: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-teal) 55%, var(--brand-sky) 100%);
  --cta-bg: var(--brand-lime);
  --cta-hover: var(--brand-mint);
  --cta-text: #082238;
  --font-base: "Inter", system-ui, sans-serif;
  --font-heading: "Plus Jakarta Sans", "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Roboto Mono", monospace;
  --max-w: 800px;
  --radius: 12px;
}

body {
  font-family: var(--font-base);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at top left, rgba(105, 200, 235, 0.28), transparent 28%),
    radial-gradient(circle at top right, rgba(86, 186, 152, 0.2), transparent 24%),
    radial-gradient(circle at bottom left, rgba(248, 189, 134, 0.18), transparent 22%),
    linear-gradient(180deg, #f4fbfd 0%, var(--bg) 48%, #e1f0f7 100%);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  z-index: 1000;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.page {
  max-width: var(--max-w);
  margin: 0 auto;
  min-height: 100vh;
  padding: 0 1.25rem;
}

.site-header {
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  margin: 0 -1.25rem;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  background: rgba(141, 200, 80, 0.14);
  border: 1px solid rgba(141, 200, 80, 0.24);
  border-radius: 4px;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: var(--cta-bg);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cta-bg);
  animation: pulse 2s infinite;
}

.status-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--cta-bg);
  letter-spacing: 0.05em;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.2);
    opacity: 0.5;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.logo {
  display: flex;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}

.logo-mark {
  display: block;
  width: 96px;
  height: 96px;
  flex-shrink: 0;
}

.nav {
  display: flex;
  gap: 1rem;
  list-style: none;
  flex-wrap: wrap;
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.25rem 0;
  transition: color 0.2s;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--accent);
}

/* Main */
.primary-content {
  padding: 2rem 0 3rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* Hero */
.hero {
  padding: 3rem 0;
  text-align: center;
}

.hero-image-container {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2.5rem;
  border: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  position: relative;
}

.hero-image-container::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--bg) 0%, transparent 20%);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--accent-strong);
  margin-bottom: 1.5rem;
  letter-spacing: -0.04em;
}

@media (max-width: 600px) {
  .hero {
    padding: 1.5rem 0;
  }

  .hero-image-container {
    margin-bottom: 1.5rem;
  }

  .header-left {
    gap: 0.75rem;
  }

  .status-text {
    display: none;
  }
}

.hero-lead {
  font-size: 1.25rem;
  color: #163c5a;
  margin: 0 auto 1rem;
  line-height: 1.5;
  max-width: 50ch;
}

.hero-sub {
  font-size: 1rem;
  color: #24506f;
  max-width: 60ch;
  margin: 0 auto;
}

/* Sections */
.section {
  background: var(--surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.section:hover {
  border-color: rgba(105, 200, 235, 0.55);
}

.section-heading {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-heading::before {
  content: ">";
  color: var(--accent);
}

.section-heading::after {
  content: "_";
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.section-body p,
.section-sub {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.section-body p+p {
  margin-top: 0.75rem;
}

.section-sub {
  margin-bottom: 1rem;
}