/* ===========================
   ColdBolt — Theme CSS
   =========================== */

:root {
  --bg: #0A0A0F;
  --bg-card: #111118;
  --bg-section: #0D0D14;
  --fg: #F0F0F5;
  --fg-muted: #8888A0;
  --accent: #00E5FF;
  --accent-dim: rgba(0, 229, 255, 0.12);
  --border: rgba(255, 255, 255, 0.08);
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { max-width: 1100px; margin: 0 auto; }
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  color: var(--fg);
}
.nav-logo .bolt { color: var(--accent); }

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 40px 80px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner { max-width: 760px; }
.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(0, 229, 255, 0.25);
  padding: 5px 12px;
  border-radius: 3px;
  margin-bottom: 28px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 520px;
  font-weight: 300;
  line-height: 1.7;
}

/* STATS */
.stats {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 40px;
}
.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0;
}
.stat { flex: 1; text-align: center; }
.stat-value {
  font-family: var(--font-display);
  font-size: 3.5rem;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}
.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* HOW */
.how { padding: 100px 40px; background: var(--bg); }
.how-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 56px;
}
.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.step { position: relative; }
.step-num {
  font-family: var(--font-display);
  font-size: 4rem;
  color: rgba(0, 229, 255, 0.15);
  line-height: 1;
  margin-bottom: 20px;
}
.step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 12px;
}
.step p { font-size: 0.9rem; color: var(--fg-muted); line-height: 1.65; }

/* FEATURES */
.features { padding: 100px 40px; background: var(--bg-section); }
.features-inner { max-width: 1100px; margin: 0 auto; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.feature-card {
  background: var(--bg-card);
  padding: 36px 32px;
  transition: background 0.2s;
}
.feature-card:hover { background: #16161F; }
.feature-icon {
  width: 40px; height: 40px;
  color: var(--accent);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 10px;
}
.feature-card p { font-size: 0.85rem; color: var(--fg-muted); line-height: 1.6; }

/* CLOSING */
.closing { padding: 120px 40px; background: var(--bg); text-align: center; }
.closing-inner { max-width: 640px; margin: 0 auto; }
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: 0.02em;
  line-height: 1.05;
  margin-bottom: 24px;
}
.closing p { font-size: 1.05rem; color: var(--fg-muted); line-height: 1.7; font-weight: 300; }

/* FOOTER */
footer {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  padding: 48px 40px;
}
.footer-inner { max-width: 1100px; margin: 0 auto; text-align: center; }
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  margin-bottom: 12px;
}
.footer-logo .bolt { color: var(--accent); }
.footer-tagline { font-size: 0.8rem; color: var(--fg-muted); margin-bottom: 20px; }
.footer-copy { font-size: 0.75rem; color: rgba(136, 136, 160, 0.5); }

/* RESPONSIVE */
@media (max-width: 768px) {
  nav { padding: 16px 24px; }
  .hero { padding: 120px 24px 60px; }
  .hero-headline { font-size: 3rem; }
  .stats-inner { flex-direction: column; gap: 32px; }
  .stat-divider { width: 60px; height: 1px; }
  .how-steps { grid-template-columns: 1fr; gap: 48px; }
  .feature-grid { grid-template-columns: 1fr; }
  .how, .features, .closing { padding: 72px 24px; }
  .stats { padding: 40px 24px; }
}
@media (max-width: 480px) {
  .hero-headline { font-size: 2.6rem; }
  .stat-value { font-size: 2.8rem; }
}