/* ============================================
   ShowDeck — AI Operations Layer for Live Events
   ============================================ */

:root {
  --bg: #080809;
  --bg-2: #0f0f11;
  --bg-card: #111114;
  --fg: #e8e3dc;
  --fg-muted: #7a7870;
  --accent: #c8ff3e;
  --accent-dim: rgba(200, 255, 62, 0.12);
  --accent-border: rgba(200, 255, 62, 0.2);
  --border: rgba(232, 227, 220, 0.08);
  --font-head: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(8, 8, 9, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-tag {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  padding: 4px 10px;
  border-radius: 3px;
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 40px 80px;
  overflow: hidden;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200, 255, 62, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 255, 62, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
}
.hero-content {
  max-width: 900px;
  position: relative;
  z-index: 1;
}
.hero-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 32px;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
}
.hero-stat {
  display: flex;
  flex-direction: column;
  padding: 0 32px;
}
.hero-stat:first-child { padding-left: 0; }
.hero-stat-num {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.72rem;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 6px;
}
.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ---- MANIFESTO ---- */
.manifesto {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 100px 40px;
}
.manifesto-inner {
  max-width: 760px;
  margin: 0 auto;
}
.manifesto-eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}
.manifesto-headline {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 36px;
}
.manifesto-body p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 20px;
}
.manifesto-shift {
  margin-top: 44px;
  padding: 28px 32px;
  border-left: 2px solid var(--accent);
  background: var(--accent-dim);
}
.manifesto-shift-label {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.manifesto-shift p {
  font-size: 1rem;
  color: var(--fg);
  line-height: 1.7;
}

/* ---- FEATURES ---- */
.features {
  padding: 100px 40px;
}
.features-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.features-eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.features-headline {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--fg);
  margin-bottom: 64px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.feature-card {
  background: var(--bg);
  padding: 36px 32px;
  transition: background 0.2s;
}
.feature-card:hover {
  background: var(--bg-2);
}
.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
  opacity: 0.85;
}
.feature-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-desc {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ---- OPERATORS ---- */
.operators {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 100px 40px;
}
.operators-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.operators-eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.operators-headline {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--fg);
  margin-bottom: 56px;
}
.operators-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.operator-card {
  background: var(--bg);
  padding: 40px 36px;
}
.operator-role {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}
.operator-desc {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ---- CLOSING ---- */
.closing {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 120px 40px;
}
.closing-inner {
  max-width: 800px;
  margin: 0 auto;
}
.closing-tagline {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 56px;
}
.closing-statement p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}
.closing-vision {
  margin-top: 64px;
  padding: 36px 40px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
}
.closing-vision-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.closing-vision p {
  font-size: 1.05rem;
  color: var(--fg);
  line-height: 1.75;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 56px 40px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--fg);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.footer-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
}
.footer-note {
  font-family: var(--font-head);
  font-size: 0.85rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .features-grid,
  .operators-grid {
    grid-template-columns: 1fr;
  }
  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }
  .hero-stat-divider {
    display: none;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
}

@media (max-width: 600px) {
  .nav,
  .hero,
  .manifesto,
  .features,
  .operators,
  .closing,
  .footer {
    padding-left: 24px;
    padding-right: 24px;
  }
  .nav { padding: 16px 24px; }
  .hero { padding-top: 110px; }
  .feature-card,
  .operator-card {
    padding: 28px 24px;
  }
}