/* ═══════════════════════════════════════════
   STRIKE — Blockchain Intelligence Platform
   Aesthetic: Cyberpunk Brutalist + Luxury Dark
   ═══════════════════════════════════════════ */

:root {
  /* Core palette */
  --bg: #0a0a0f;
  --bg-elevated: #111118;
  --bg-card: #16161f;
  --surface: #1e1e2a;

  --text-primary: #f0f0f5;
  --text-secondary: #8888a0;
  --text-muted: #55556a;

  --accent: #00ff88;
  --accent-dim: #00cc6e;
  --accent-glow: rgba(0, 255, 136, 0.15);

  --border: rgba(255, 255, 255, 0.06);
  --border-strong: rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'Space Mono', monospace;

  /* Spacing */
  --section-pad: clamp(80px, 12vw, 160px);
  --container: 1200px;
}

/* ── Reset ──────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-display);
  background: var(--bg);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
}

/* ── Noise Overlay ──────────────────────── */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ── Navigation ─────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.15em;
}
.logo-icon {
  color: var(--accent);
  font-size: 1.3rem;
  animation: pulse-glow 3s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 4px var(--accent)); }
  50% { filter: drop-shadow(0 0 12px var(--accent)); }
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}
.nav-links a { transition: color 0.3s; }
.nav-links a:hover { color: var(--text-primary); }
.nav-cta {
  background: var(--accent);
  color: var(--bg) !important;
  padding: 8px 20px;
  border-radius: 6px;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: background 0.3s, transform 0.2s;
}
.nav-cta:hover { background: var(--accent-dim); transform: translateY(-1px); }

/* ── Hero Section ───────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.15;
  filter: saturate(0.3);
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 60%, rgba(0, 255, 136, 0.06) 0%, transparent 70%),
    linear-gradient(180deg, rgba(10, 10, 15, 0.3) 0%, var(--bg) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  width: fit-content;
  opacity: 0;
  animation: fadeUp 0.8s 0.2s forwards;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.03em;
}
.hero-title .line { display: block; }
.hero-title .line-2 {
  color: var(--accent);
  -webkit-text-stroke: 0;
  animation: fadeUp 0.8s 0.4s forwards;
  opacity: 0;
}
.hero-title .line-1, .hero-title .line-3 {
  animation: fadeUp 0.8s 0.3s forwards;
  opacity: 0;
}
.hero-title .line-3 {
  animation-delay: 0.5s;
}

.hero-desc {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.7;
  animation: fadeUp 0.8s 0.6s forwards;
  opacity: 0;
}

.hero-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  animation: fadeUp 0.8s 0.7s forwards;
  opacity: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  background: var(--accent-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}
.btn-primary i { transition: transform 0.3s; }
.btn-primary:hover i { transform: translateX(4px); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-strong);
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
  background: rgba(255,255,255,0.03);
}

/* Hero metrics */
.hero-metrics {
  display: flex;
  gap: 48px;
  margin-top: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  animation: fadeUp 0.8s 0.8s forwards;
  opacity: 0;
}
.metric { display: flex; flex-direction: column; gap: 4px; }
.metric-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}
.metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(180deg, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.3; transform: scaleY(0.5); }
}

/* ── Section Shared ─────────────────────── */
.section-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 40px;
  align-items: start;
}
.section-label {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 8px;
}
.label-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.label-line {
  width: 40px;
  height: 1px;
  background: var(--border-strong);
}
.label-text {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ── About Section ──────────────────────── */
.about {
  padding: var(--section-pad) 0;
  position: relative;
}
.about-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}
.about-title em {
  font-style: italic;
  color: var(--accent);
}
.about-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 540px;
  margin-bottom: 20px;
}

.about-visual {
  margin-top: 40px;
  grid-column: 2;
}
.visual-card {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  padding: 32px 40px;
  max-width: 420px;
}
.card-icon {
  font-size: 2rem;
  color: var(--accent);
  flex-shrink: 0;
}
.card-number {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
}
.card-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ── Features Section ───────────────────── */
.features {
  padding: var(--section-pad) 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s, transform 0.3s;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.feature-card:hover {
  border-color: rgba(0, 255, 136, 0.2);
  transform: translateY(-4px);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 24px;
}
.feature-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.feature-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}
.feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-glow);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ── Stats Section ──────────────────────── */
.stats {
  padding: var(--section-pad) 0;
}
.stats-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.stats-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}
.stats-right {
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.stat-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
.stat-value {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--text-primary);
}
.stat-suffix {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--accent);
  margin-left: 2px;
}
.stat-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-left: 16px;
}

/* ── CTA Section ────────────────────────── */
.cta {
  padding: var(--section-pad) 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
}
.cta-inner {
  position: relative;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-glow {
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}
.cta-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  position: relative;
}
.cta-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  position: relative;
}
.cta-form {
  display: flex;
  gap: 12px;
  position: relative;
  max-width: 460px;
  margin: 0 auto;
}
.cta-input {
  flex: 1;
  padding: 14px 20px;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s;
}
.cta-input:focus {
  border-color: var(--accent);
}
.cta-input::placeholder {
  color: var(--text-muted);
}
.cta-note {
  display: block;
  margin-top: 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
  position: relative;
}

/* ── Footer ─────────────────────────────── */
.footer {
  padding: 60px 0 32px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 60px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 12px;
  max-width: 260px;
}
.footer-links {
  display: flex;
  gap: 60px;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.footer-col a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.3s;
}
.footer-col a:hover { color: var(--text-primary); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.footer-socials {
  display: flex;
  gap: 20px;
}
.footer-socials a {
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: color 0.3s;
}
.footer-socials a:hover { color: var(--accent); }

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

/* Scroll-reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ─────────────────────────── */
@media (max-width: 900px) {
  .section-grid { grid-template-columns: 1fr; }
  .section-label { flex-direction: row; align-items: center; }
  .features-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-metrics { flex-wrap: wrap; gap: 28px; }
  .footer-inner { flex-direction: column; gap: 40px; }
  .footer-links { gap: 40px; }
  .nav-links { display: none; }
  .cta-form { flex-direction: column; }
}

@media (max-width: 600px) {
  .about-visual { grid-column: 1; }
  .visual-card { padding: 24px; }
  .card-number { font-size: 2rem; }
  .footer-links { flex-wrap: wrap; }
}