/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
/* WARGAMES CHRONICLE — BASE STYLES */
/* Cold War operations room aesthetic, premium dark mode */
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

:root {
  --bg: #050a12;
  --surface: #0c1422;
  --surface-2: #111e30;
  --text: #d8e8f4;
  --text-muted: #7a9bb8;
  --text-faint: #3a5570;
  --accent: #e03530;
  --accent-dim: #8a1515;
  --accent-glow: rgba(224, 53, 48, 0.15);
  --border: rgba(42, 127, 168, 0.25);
  --divider: rgba(42, 127, 168, 0.1);
  --font-display: "Orbitron", system-ui, sans-serif;
  --font-body: "Lora", Georgia, serif;
  --font-mono: "IBM Plex Mono", monospace;
  --gap: 2rem;
  --gap-sm: 1rem;
  --gap-lg: 3rem;
  --duration-fast: 150ms;
  --duration-base: 300ms;
  --duration-slow: 500ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 4rem); margin-bottom: 0.5em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); margin: 2.5rem 0 1.5rem; }
h3 { font-size: clamp(1.125rem, 2.5vw, 1.5rem); margin: 2rem 0 1rem; color: var(--text); }

p { margin-bottom: 1rem; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--duration-base) ease;
}

a:hover { color: #ff4c46; }

blockquote {
  border-left: 4px solid var(--accent);
  padding-left: var(--gap);
  margin: 2rem 0;
  font-style: italic;
  color: var(--text-muted);
  line-height: 1.8;
}

code, pre {
  font-family: var(--font-mono);
  background: var(--surface);
  border-radius: 6px;
  font-size: 0.9em;
}

code { padding: 0.2em 0.4em; color: var(--accent); }

pre {
  padding: 1rem;
  overflow-x: auto;
  margin: 1rem 0;
  border: 1px solid var(--border);
}

button, .btn, a.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 4px;
  transition: all var(--duration-base) ease;
  white-space: nowrap;
}

button:hover, .btn:hover, a.btn:hover {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 20px var(--accent-glow);
}

button:active, .btn:active, a.btn:active { transform: scale(0.98); }

a.btn { display: inline-flex; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--gap);
}

.grid { display: grid; gap: var(--gap); }
.flex { display: flex; gap: var(--gap); }
.flex-center { display: flex; align-items: center; justify-content: center; }

.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent);
  color: var(--bg);
  padding: 8px 16px;
  text-decoration: none;
  font-weight: bold;
  z-index: 100;
}

.skip-to-content:focus { top: 0; }

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: rgba(5, 10, 18, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
  transition: transform var(--duration-base) ease;
  display: flex;
  align-items: center;
  padding: 0 var(--gap);
}

nav.hidden { transform: translateY(-100%); }

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

.nav-back {
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--duration-base) ease;
}

.nav-back:hover { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--duration-base) ease;
  padding-bottom: 8px;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--duration-base) ease;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(8px, 8px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }

@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: var(--gap);
    gap: 1rem;
  }
  .nav-links.active { display: flex; }
  .hamburger { display: flex; }
}

.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 80px;
}

.hero canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at center, transparent 0%, rgba(5, 10, 18, 0.4) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  color: var(--text);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 30px rgba(224, 53, 48, 0.3);
}

.hero-year {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.5rem);
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 2rem;
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  font-style: italic;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.6;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: all var(--duration-base) ease;
  animation: float 3s ease-in-out infinite;
}

.hero-cta:hover {
  color: var(--accent);
  transform: translateY(-4px);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-cta { animation: none; }
  .hero-cta:hover { transform: none; }
}

section {
  padding: var(--gap-lg) 0;
  border-top: 1px solid var(--divider);
}

section:first-of-type {
  border-top: none;
  padding-top: var(--gap-lg);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--duration-slow) ease, transform var(--duration-slow) ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--gap);
  transition: all var(--duration-base) ease;
}

.card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.card-header {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--divider);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: var(--text);
}

.card-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.badge.accent {
  border-color: var(--accent);
  color: var(--accent);
}

.badge.positive {
  border-color: #10b981;
  color: #10b981;
}

footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: var(--gap-lg) 0;
  margin-top: var(--gap-lg);
  text-align: center;
  color: var(--text-muted);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--gap);
}

.footer-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  color: var(--text);
}

.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
}

.footer-sources {
  font-size: 0.8rem;
  color: var(--text-faint);
}

.footer-sources a { color: var(--text-muted); }

.footer-back {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--divider);
}

@media (max-width: 1200px) {
  :root { --gap: 1.5rem; --gap-lg: 2.5rem; }
  .container { padding: 0 var(--gap); }
}

@media (max-width: 900px) {
  :root { --gap: 1.25rem; --gap-lg: 2rem; }
  .nav-content { gap: var(--gap); }
}

@media (max-width: 768px) {
  :root { font-size: 15px; --gap: 1rem; --gap-lg: 1.75rem; }
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.125rem; }
}

@media (max-width: 480px) {
  :root { font-size: 14px; --gap: 0.875rem; --gap-lg: 1.5rem; }
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  button, .btn, a.btn { padding: 0.75rem 1rem; font-size: 0.75rem; }
}