@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400;500&family=Syne:wght@400;600;700;800&display=swap');

:root {
  --bg: #08080a;
  --bg-elevated: #111114;
  --bg-card: #16161a;
  --text: #e8e8ed;
  --text-muted: #6b6b76;
  --accent: #b8ff00;
  --accent-dim: rgba(184, 255, 0, 0.08);
  --accent-glow: rgba(184, 255, 0, 0.25);
  --border: #222228;
  --mono: 'DM Mono', 'Fira Code', monospace;
  --display: 'Syne', sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--mono);
  font-weight: 300;
  color: var(--text);
  background-color: var(--bg);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(184, 255, 0, 0.04) 1px, transparent 0);
  background-size: 32px 32px;
}

/* ============ NAV ============ */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(8, 8, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  animation: fadeDown 0.6s ease-out both;
}

nav .logo {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--accent);
  text-decoration: none;
}

nav .nav-links {
  display: flex;
  gap: 1.5rem;
}

nav .nav-links a {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.3s ease;
  position: relative;
}

nav .nav-links a::before {
  content: '>';
  margin-right: 0.35rem;
  color: var(--border);
  transition: color 0.3s ease;
}

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

nav .nav-links a:hover::before {
  color: var(--accent);
}

/* ============ HERO (index) ============ */

.hero-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 4rem;
  position: relative;
}

.hero-wrapper::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.3;
  pointer-events: none;
  animation: pulse 4s ease-in-out infinite alternate;
}

.hero {
  text-align: left;
  max-width: 720px;
  position: relative;
  z-index: 1;
}

.hero .tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(184, 255, 0, 0.15);
  padding: 0.3rem 0.75rem;
  border-radius: 2px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.6s ease-out 0.2s both;
}

.hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 0.5rem;
  animation: fadeUp 0.6s ease-out 0.35s both;
}

.hero h1 span {
  display: block;
  color: var(--accent);
}

.hero .suffix {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 2rem;
  animation: fadeUp 0.6s ease-out 0.5s both;
}

.hero .suffix::before {
  content: '// ';
  color: var(--border);
}

.hero .address {
  font-size: 0.8rem;
  color: var(--text-muted);
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
  animation: fadeUp 0.6s ease-out 0.65s both;
}

.hero .cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent);
  margin-left: 4px;
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

/* ============ CONTENT PAGES ============ */

.page-wrapper {
  flex: 1;
  padding: 7rem 2rem 4rem;
  max-width: 720px;
  margin: 0 auto;
  width: 100%;
}

.page-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 2.5rem;
  transition: color 0.3s ease;
  animation: fadeUp 0.5s ease-out 0.1s both;
}

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

.page-back::before {
  content: '<-';
  font-family: var(--mono);
}

.page-title {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 0.5rem;
  animation: fadeUp 0.5s ease-out 0.2s both;
}

.page-title-line {
  width: 3rem;
  height: 3px;
  background: var(--accent);
  border: none;
  margin-bottom: 2.5rem;
  animation: fadeUp 0.5s ease-out 0.3s both;
}

.section {
  margin-bottom: 2rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 4px;
  position: relative;
  animation: fadeUp 0.5s ease-out both;
}

.section:nth-child(1) { animation-delay: 0.35s; }
.section:nth-child(2) { animation-delay: 0.40s; }
.section:nth-child(3) { animation-delay: 0.45s; }
.section:nth-child(4) { animation-delay: 0.50s; }
.section:nth-child(5) { animation-delay: 0.55s; }
.section:nth-child(6) { animation-delay: 0.60s; }
.section:nth-child(7) { animation-delay: 0.65s; }
.section:nth-child(8) { animation-delay: 0.70s; }
.section:nth-child(9) { animation-delay: 0.75s; }

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent);
  border-radius: 4px 0 0 4px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.section:hover::before {
  opacity: 1;
}

.section h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
  letter-spacing: 0.02em;
  margin-bottom: 0.75rem;
}

.section h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
  margin-top: 1rem;
  margin-bottom: 0.4rem;
}

.section p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  line-height: 1.8;
}

.section ul {
  list-style: none;
  padding: 0;
  margin-bottom: 0.5rem;
}

.section ul li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.2rem 0;
  padding-left: 1.2rem;
  position: relative;
}

.section ul li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.75rem;
}

/* ============ FOOTER ============ */

footer {
  padding: 1.5rem 2rem;
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  background: var(--bg);
  animation: fadeUp 0.6s ease-out 0.8s both;
}

footer a {
  color: var(--text-muted);
  text-decoration: none;
  margin: 0 1rem;
  transition: color 0.3s ease;
  letter-spacing: 0.04em;
}

footer a:hover {
  color: var(--accent);
}

footer .separator {
  color: var(--border);
}

/* ============ ANIMATIONS ============ */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes pulse {
  from { opacity: 0.2; transform: translate(-50%, -50%) scale(0.95); }
  to { opacity: 0.4; transform: translate(-50%, -50%) scale(1.05); }
}

/* ============ RESPONSIVE ============ */

@media (max-width: 600px) {
  nav {
    padding: 0.75rem 1.25rem;
  }

  nav .nav-links {
    gap: 1rem;
  }

  .hero-wrapper {
    padding: 5rem 1.25rem 3rem;
  }

  .hero {
    text-align: left;
  }

  .page-wrapper {
    padding: 5.5rem 1.25rem 3rem;
  }

  .section {
    padding: 1rem 1.25rem;
  }

  footer {
    padding: 1.25rem 1rem;
  }

  footer a {
    margin: 0 0.5rem;
  }
}