/* ─── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #080a0e;
  --surface:    #0e1118;
  --surface2:   #141720;
  --border:     rgba(255,255,255,0.06);
  --amber:      #f59e0b;
  --amber-dim:  rgba(245,158,11,0.12);
  --teal:       #14b8a6;
  --teal-dim:   rgba(20,184,166,0.10);
  --text:       #e8eaf0;
  --text-muted: #6b7280;
  --text-dim:   #3d4452;
  --font-head:  'Syne', system-ui, sans-serif;
  --font-body:  'DM Sans', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

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

/* ─── Navbar ──────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  background: rgba(8,10,14,0.7);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-mark {
  width: 32px; height: 32px;
  background: var(--amber);
  color: #000;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
}
.logo-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-badge {
  font-size: 12px;
  font-weight: 500;
  color: var(--teal);
  background: var(--teal-dim);
  border: 1px solid rgba(20,184,166,0.2);
  padding: 4px 12px;
  border-radius: 99px;
  letter-spacing: 0.02em;
}

/* ─── Hero ─────────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  padding: 120px 48px 80px;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
}

/* subtle radial glow behind hero */
.hero::before {
  content: '';
  position: absolute;
  top: 20%; left: 30%;
  width: 600px; height: 500px;
  background: radial-gradient(ellipse, rgba(245,158,11,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  background: var(--amber-dim);
  border: 1px solid rgba(245,158,11,0.2);
  padding: 5px 14px;
  border-radius: 99px;
  margin-bottom: 28px;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(42px, 5vw, 72px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 28px;
}
.headline-accent {
  color: var(--amber);
}
.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 460px;
  margin-bottom: 36px;
}
.hero-proof {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ─── Market Cards Stack ───────────────────────────────────────────────────── */
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.market-card-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.market-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 22px;
  position: relative;
  transition: border-color 0.2s;
}
.market-card:hover {
  border-color: rgba(245,158,11,0.2);
}
.card-1 { transform: rotate(-0.5deg); }
.card-2 { transform: rotate(0.3deg); }
.card-3 { transform: rotate(-0.2deg); }
.card-question {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.4;
}
.card-bar-row {
  display: flex;
  align-items: center;
  gap: 14px;
}
.card-bar {
  flex: 1;
  height: 6px;
  background: var(--surface2);
  border-radius: 99px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--teal), #2dd4bf);
  border-radius: 99px;
  transition: width 0.4s ease;
}
.card-price {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--teal);
  min-width: 44px;
  text-align: right;
}
.card-meta {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 8px;
  letter-spacing: 0.04em;
}
.exchange-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 8px;
}
.exchange-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 8px var(--teal);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ─── Live Markets Section ─────────────────────────────────────────────────── */
.live-markets {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 48px;
}
.live-markets .section-label {
  text-align: center;
  margin-bottom: 48px;
}
.markets-grid {
  max-width: 900px;
  margin: 0 auto 48px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--surface2);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.market-row {
  display: grid;
  grid-template-columns: 1fr 80px 80px;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.market-row:last-child { border-bottom: none; }
.market-question {
  font-size: 14px;
  color: var(--text);
}
.market-price {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  text-align: center;
}
.market-price.yes {
  color: var(--teal);
  background: var(--teal-dim);
}
.market-price.no {
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
}
.leaderboard-row {
  max-width: 900px;
  margin: 0 auto;
  background: var(--surface2);
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 24px;
}
.lb-title {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.lb-entries { display: flex; flex-direction: column; gap: 8px; }
.lb-entry {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--surface);
}
.lb-entry.active {
  border: 1px solid rgba(245,158,11,0.25);
  background: var(--amber-dim);
}
.lb-rank {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-dim);
}
.lb-entry.active .lb-rank { color: var(--amber); }
.lb-name {
  font-size: 14px;
  color: var(--text);
}
.lb-score {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}

/* ─── How It Works ─────────────────────────────────────────────────────────── */
.how-it-works {
  padding: 96px 48px;
  max-width: 1280px;
  margin: 0 auto;
}
.section-header { margin-bottom: 64px; }
.section-header.centered { text-align: center; }
.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  background: var(--amber-dim);
  border: 1px solid rgba(245,158,11,0.2);
  padding: 5px 14px;
  border-radius: 99px;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.step { position: relative; }
.step-num {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: 800;
  color: var(--text-dim);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 20px;
}
.step-body h3 {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.step-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ─── Features ────────────────────────────────────────────────────────────── */
.features {
  padding: 96px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.features-list { display: flex; flex-direction: column; gap: 28px; }
.feature-item { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon {
  width: 36px; height: 36px;
  background: var(--amber-dim);
  border: 1px solid rgba(245,158,11,0.15);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.feature-item h4 {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.feature-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}
.price-diagram {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}
.diagram-label {
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.q-text {
  font-size: 15px;
  color: var(--text);
  margin-bottom: 20px;
  font-weight: 500;
}
.price-bar-wrap { display: flex; flex-direction: column; gap: 10px; }
.p-bar-yes, .p-bar-no {
  display: grid;
  grid-template-columns: 40px 1fr 44px;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
}
.p-label { color: var(--text-muted); }
.p-fill { height: 10px; border-radius: 5px; }
.p-bar-yes .p-fill { background: var(--teal); }
.p-bar-no .p-fill { background: var(--text-dim); }
.p-val { color: var(--text); font-family: var(--font-head); text-align: right; }
.diagram-note {
  margin-top: 20px;
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.5;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ─── Playbook ─────────────────────────────────────────────────────────────── */
.playbook {
  padding: 96px 48px;
  max-width: 1280px;
  margin: 0 auto;
}
.use-cases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
}
.use-case {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.2s;
}
.use-case:hover { border-color: rgba(20,184,166,0.2); }
.uc-icon {
  width: 48px; height: 48px;
  background: var(--teal-dim);
  border: 1px solid rgba(20,184,166,0.15);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.use-case h3 {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.use-case p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ─── Closing ──────────────────────────────────────────────────────────────── */
.closing {
  padding: 96px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.closing::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(245,158,11,0.08) 0%, transparent 65%);
  pointer-events: none;
}
.closing-inner { position: relative; z-index: 1; }
.closing-headline {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
}
.closing-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 56px;
  line-height: 1.7;
}
.closing-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  max-width: 500px;
  margin: 0 auto;
}
.stat {
  flex: 1;
  padding: 28px 20px;
  text-align: center;
}
.stat-val {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 800;
  color: var(--amber);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* ─── Footer ───────────────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-tagline {
  font-size: 13px;
  color: var(--text-dim);
}

/* ─── Buttons (shared) ─────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  padding: 14px 24px;
  background: var(--amber);
  color: #000;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: background 0.2s;
}
.btn-primary:hover {
  background: #fbbf24;
}

/* ─── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .use-cases { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .navbar { padding: 16px 24px; }
  .hero {
    grid-template-columns: 1fr;
    padding: 100px 24px 64px;
    gap: 48px;
  }
  .hero-headline { font-size: 36px; }
  .hero-sub { font-size: 16px; }
  .market-card-stack { margin-bottom: 8px; }
  .card-1, .card-2, .card-3 { transform: none; }
  .live-markets, .how-it-works, .features, .playbook, .closing { padding: 64px 24px; }
  .steps-grid { grid-template-columns: 1fr; }
  .use-cases { grid-template-columns: 1fr; }
  .market-row { grid-template-columns: 1fr 60px 60px; font-size: 13px; }
  .closing-stats { flex-direction: column; }
  .stat-divider { width: 80%; height: 1px; }
  .footer { flex-direction: column; gap: 16px; text-align: center; }
}