/* === BASE === */
:root {
  --bg: #000000;
  --bg-card: #111111;
  --bg-card-hover: #181818;
  --bg-border: #222222;
  --bg-border-subtle: #1a1a1a;
  --fg: #FFFFFF;
  --fg-muted: #999999;
  --fg-dim: #555555;
  --fg-darkest: #333333;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

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

::selection { background: var(--fg); color: var(--bg); }

/* === TYPOGRAPHY === */
.section-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.section-headline {
  font-family: var(--mono);
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 20px;
}

.section-sub {
  font-size: 15px;
  color: var(--fg-muted);
  max-width: 520px;
  margin-bottom: 48px;
}

/* === HEADER === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bg-border);
}

.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 32px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.header-logo {
  height: 32px;
  width: auto;
  filter: invert(1);
}

.header-wordmark {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg);
}

.header-center {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--bg-border);
  background: var(--bg-card);
  overflow: hidden;
}

.header-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 6px 16px;
  gap: 2px;
}

.header-stat-val {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--fg);
  line-height: 1;
}

.header-stat-label {
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
  text-transform: uppercase;
}

.header-divider {
  width: 1px;
  height: 32px;
  background: var(--bg-border);
  flex-shrink: 0;
}

.header-live {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
}

.live-dot {
  font-size: 7px;
  color: var(--fg);
  animation: pulse-dot 2s ease-in-out infinite;
}

.live-time {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.header-model-badge {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
  border: 1px solid var(--bg-border);
  padding: 3px 8px;
}

.header-edge-plays {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
  border: 1px solid var(--fg-dim);
  padding: 3px 8px;
}

.header-updated {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}

.header-nav {
  display: flex;
  gap: 24px;
}

.header-nav-link {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.15s;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.header-nav-link:hover { color: var(--fg); }
.header-nav-link.active { color: var(--fg); border-bottom-color: var(--fg); }

.header-nav a {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.header-nav a:hover { color: var(--fg); }

/* === HERO === */
.hero {
  position: relative;
  padding: 140px 32px 80px;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--bg-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
}

.hero-inner {
  position: relative;
  max-width: 1160px;
  margin: 0 auto;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 28px;
  border: 1px solid var(--bg-border);
  padding: 6px 12px;
  background: var(--bg-card);
}

.label-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--fg);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-headline {
  font-family: var(--mono);
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.65;
  margin-bottom: 48px;
}

/* Hero Feed Table */
.hero-feed {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  max-width: 860px;
}

.feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--bg-border);
}

.feed-tag {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--fg);
}

.feed-time {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--fg-dim);
}

.feed-table { padding: 0; }

.feed-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 80px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--bg-border);
  font-family: var(--mono);
  font-size: 12px;
  align-items: center;
  transition: background 0.1s;
}

.feed-row:last-child { border-bottom: none; }
.feed-row:hover { background: var(--bg-card-hover); }
.feed-row-head {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-dim);
  padding: 10px 20px;
}

.feed-game { color: var(--fg); }
.feed-val { color: var(--fg-muted); text-align: center; }
.team-home { color: var(--fg); font-weight: 600; }
.team-away { color: var(--fg-muted); }

.edge-pos { color: var(--fg); font-weight: 600; text-align: center; }
.edge-neg { color: var(--fg-dim); text-align: center; }

.signal-bet {
  background: #1a1a1a;
  color: var(--fg);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  text-align: center;
  border: 1px solid var(--fg-dim);
}

.signal-lean {
  background: #1a1a1a;
  color: var(--fg-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  text-align: center;
  border: 1px solid var(--fg-darkest);
}

.signal-pass {
  background: #1a1a1a;
  color: var(--fg-dim);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  text-align: center;
  border: 1px solid var(--fg-darkest);
}

.feed-footnote {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--fg-dim);
  padding: 10px 20px;
  letter-spacing: 0.04em;
}

/* === FEATURES === */
.features { padding: 100px 32px; }

.features-inner {
  max-width: 1160px;
  margin: 0 auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--bg-border);
  border: 1px solid var(--bg-border);
}

.feature-card {
  background: var(--bg-card);
  padding: 32px 28px;
  transition: background 0.15s;
}

.feature-card:hover { background: var(--bg-card-hover); }

.feature-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.feature-index {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--fg-dim);
  opacity: 0.5;
}

.feature-module-tag {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
  border: 1px solid var(--bg-border);
  padding: 3px 8px;
}

.feature-title {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 12px;
}

.feature-desc {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.feature-spec-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.spec-pill {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--fg-muted);
  background: #1a1a1a;
  border: 1px solid var(--bg-border);
  padding: 3px 8px;
}

/* === MODEL FACTORS === */
.model-factors {
  padding: 80px 32px;
  border-top: 1px solid var(--bg-border);
  background: var(--bg-card);
}

.model-factors-inner {
  max-width: 1160px;
  margin: 0 auto;
}

.factors-table {
  background: var(--bg);
  border: 1px solid var(--bg-border);
  overflow: hidden;
  max-width: 760px;
}

.factor-row {
  display: grid;
  grid-template-columns: 1fr 1.5fr 1fr;
  padding: 14px 24px;
  align-items: center;
  border-bottom: 1px solid var(--bg-border);
  font-size: 13px;
}

.factor-row:last-child { border-bottom: none; }
.factor-head {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

.factor-name {
  font-family: var(--mono);
  font-weight: 500;
  color: var(--fg);
}

.factor-role {
  font-size: 12px;
  color: var(--fg-muted);
}

.factor-bar-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.factor-bar {
  height: 4px;
  width: var(--w, 50%);
  background: linear-gradient(90deg, var(--fg-dim), rgba(153, 153, 153, 0.3));
  position: relative;
}

.factor-bar::after {
  content: '';
  position: absolute;
  right: -1px;
  top: -2px;
  width: 6px;
  height: 8px;
  background: var(--fg-muted);
  border-radius: 1px;
}

.factor-val {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-muted);
  min-width: 32px;
}

.factors-note {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-dim);
  margin-top: 16px;
  letter-spacing: 0.04em;
}

/* === EDGE FORMULA === */
.edge-formula {
  padding: 80px 32px;
  border-top: 1px solid var(--bg-border);
}

.edge-formula-inner {
  max-width: 1160px;
  margin: 0 auto;
}

.formula-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  padding: 40px 44px;
  max-width: 720px;
}

.formula-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.formula-block {
  background: var(--bg);
  border: 1px solid var(--bg-border);
  padding: 20px 24px;
  margin-bottom: 32px;
}

.formula-line {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--fg-muted);
  padding: 4px 0;
}

.signal-table {
  border: 1px solid var(--bg-border);
  overflow: hidden;
}

.signal-row {
  display: grid;
  grid-template-columns: 160px 80px 1fr;
  padding: 14px 20px;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid var(--bg-border);
}

.signal-row:last-child { border-bottom: none; }
.signal-head {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

.signal-edge {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 12px;
  color: var(--fg);
}

.signal-tag {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  text-align: center;
  background: #1a1a1a;
  color: var(--fg);
  border: 1px solid var(--fg-dim);
}

.signal-action {
  color: var(--fg-muted);
  font-size: 13px;
}

.disclaimer-strip {
  margin-top: 32px;
  padding: 16px 20px;
  border: 1px solid var(--bg-border);
  background: var(--bg-card);
}

.disclaimer-strip p {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-dim);
  line-height: 1.7;
}

/* === CLOSING === */
.closing {
  position: relative;
  padding: 120px 32px;
  overflow: hidden;
  border-top: 1px solid var(--bg-border);
}

.closing-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--bg-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, black 30%, transparent 100%);
}

.closing-inner {
  position: relative;
  max-width: 1160px;
  margin: 0 auto;
  text-align: center;
}

.closing-headline {
  font-family: var(--mono);
  font-size: clamp(24px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 16px;
  color: var(--fg-muted);
  max-width: 520px;
  margin: 0 auto 16px;
  line-height: 1.65;
}

.closing-tagline {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
}

/* === FOOTER === */
.site-footer {
  border-top: 1px solid var(--bg-border);
  padding: 40px 32px;
  background: var(--bg-card);
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
}

.footer-brand { display: flex; flex-direction: column; gap: 8px; }

.wordmark-footer { font-size: 14px; font-family: var(--mono); font-weight: 700; color: var(--fg-muted); letter-spacing: -0.01em; }

.footer-desc {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}

.footer-links { display: flex; flex-direction: column; gap: 4px; }

.footer-copy {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-dim);
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feed-row { grid-template-columns: 2fr 1fr 1fr 1fr 70px; font-size: 11px; }
  .signal-row { grid-template-columns: 120px 70px 1fr; }
  .factor-row { grid-template-columns: 1fr 1fr; }
  .factor-bar-wrap { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .hero { padding: 110px 16px 60px; }
  .features { padding: 60px 16px; }
  .model-factors { padding: 60px 16px; }
  .edge-formula { padding: 60px 16px; }
  .closing { padding: 80px 16px; }

  .feature-grid { grid-template-columns: 1fr; }
  .feed-row { grid-template-columns: 1fr 1fr 1fr; }
  .feed-row .feed-val:first-child,
  .feed-row-head span:nth-child(n+4) { display: none; }
  .header-nav { display: none; }
  .formula-card { padding: 24px 20px; }
  .footer-inner { flex-direction: column; }
}