/* DocSort deck — dark mode, matches app */
:root {
  --bg: #0D0E15;
  --bg-2: #14161F;
  --bg-3: #1A1C23;
  --card: #1E212B;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
  --fg: #E8EAF0;
  --fg-dim: #9CA3AF;
  --fg-muted: #6B7280;
  --accent: #3B82F6;
  --accent-2: #8B5CF6;
  --accent-glow: rgba(59,130,246,0.35);
  --green: #10B981;
  --amber: #F59E0B;
  --red: #EF4444;
  --font-sans: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: #000;
  color: var(--fg);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.01em;
}

deck-stage { background: #000; }

deck-stage > section {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  overflow: hidden;
  position: relative;
}

/* Shared slide frame */
.slide {
  width: 100%;
  height: 100%;
  padding: 100px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.slide.tight { padding: 80px 100px; }
.slide.section-header {
  justify-content: center;
  background: radial-gradient(1200px 800px at 20% 30%, rgba(59,130,246,0.10), transparent 60%),
              radial-gradient(900px 700px at 85% 80%, rgba(139,92,246,0.08), transparent 60%),
              var(--bg);
}

/* Type system */
.eyebrow {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin: 0 0 36px 0;
}
.eyebrow.accent { color: var(--accent); }

.title {
  font-size: 84px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0;
  color: var(--fg);
  text-wrap: balance;
}
.title.xl { font-size: 112px; }
.title.sm { font-size: 64px; }

.subtitle {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.35;
  color: var(--fg-dim);
  margin: 28px 0 0 0;
  text-wrap: pretty;
}

.body {
  font-size: 30px;
  line-height: 1.5;
  color: var(--fg-dim);
  text-wrap: pretty;
}

.small { font-size: 26px; color: var(--fg-muted); }

.mono { font-family: var(--font-mono); }

.grad-text {
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Logo chrome (matches app header) */
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 26px;
  font-weight: 700;
  color: var(--fg);
}
.brand .dot {
  width: 34px; height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 6px 24px var(--accent-glow);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 18px;
}
.brand .ver { font-size: 18px; color: var(--fg-muted); font-weight: 500; letter-spacing: 0.02em; }

/* Page header row */
.page-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
}
.page-header .idx {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--fg-muted);
  letter-spacing: 0.06em;
}

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
}

/* Windows / app chrome */
.app-window {
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.02);
}
.app-titlebar {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px;
  background: #0F1118;
  border-bottom: 1px solid var(--border);
}
.tl { width: 12px; height: 12px; border-radius: 50%; }
.tl.red { background: #FF5F57; }
.tl.amber { background: #FEBC2E; }
.tl.green { background: #28C841; }

/* Stat / number slide */
.big-num {
  font-size: 220px;
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
}

/* Step grid (pipeline) */
.pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  position: relative;
}
.step .n {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.step .k {
  font-size: 30px;
  font-weight: 600;
  margin: 10px 0 12px;
}
.step .d {
  font-size: 22px;
  color: var(--fg-dim);
  line-height: 1.4;
}
.step-arrow {
  position: absolute;
  right: -18px; top: 50%;
  transform: translateY(-50%);
  color: var(--fg-muted);
  font-size: 18px;
}

/* Signal bars */
.signals { display: flex; flex-direction: column; gap: 14px; }
.signal {
  display: grid;
  grid-template-columns: 1fr 80px;
  align-items: center;
  gap: 18px;
}
.signal .lbl { font-size: 24px; color: var(--fg); }
.signal .lbl small { display: block; color: var(--fg-muted); font-size: 18px; font-weight: 400; margin-top: 2px; }
.signal .bar { position: relative; height: 14px; background: rgba(255,255,255,0.06); border-radius: 99px; overflow: hidden; grid-column: 1; grid-row: 2; margin-top: 6px; }
.signal .bar::after {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: var(--w, 0%);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 99px;
}
.signal .pct {
  grid-column: 2; grid-row: 1 / span 2;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--accent);
}
.signal.muted .pct { color: var(--fg-muted); }
.signal.muted .bar::after { background: rgba(255,255,255,0.12); }

/* Compare columns (magic middle) */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
}
.compare .col {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  display: flex; flex-direction: column; gap: 10px;
}
.compare .col.hero {
  background: linear-gradient(160deg, rgba(59,130,246,0.16), rgba(139,92,246,0.14));
  border: 1px solid rgba(99,139,246,0.35);
  box-shadow: 0 20px 60px var(--accent-glow);
}
.compare h3 { margin: 0; font-size: 28px; font-weight: 700; }
.compare .kind { font-size: 18px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.12em; margin: 0; }
.compare ul { padding: 0; margin: 10px 0 0; list-style: none; }
.compare li { font-size: 22px; color: var(--fg-dim); padding: 6px 0; line-height: 1.35; }
.compare li::before { content: '— '; color: var(--fg-muted); }
.compare .col.hero li { color: var(--fg); }

/* Entity split */
.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.split .panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
}
.split .panel h3 {
  font-size: 34px; font-weight: 700; margin: 0 0 8px;
}
.split .panel .cap {
  font-family: var(--font-mono); font-size: 18px;
  color: var(--accent); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 18px;
}
.split .panel.linked .cap { color: var(--accent-2); }
.split .panel p { font-size: 24px; color: var(--fg-dim); line-height: 1.45; margin: 0 0 14px; }
.split .panel ul { margin: 10px 0 0; padding-left: 22px; }
.split .panel li { font-size: 22px; color: var(--fg-dim); line-height: 1.5; padding: 4px 0; }
.split .panel code { font-family: var(--font-mono); font-size: 20px; background: rgba(255,255,255,0.06); padding: 2px 8px; border-radius: 6px; color: var(--fg); }

/* Tweaks panel */
#tweaks-panel {
  position: fixed;
  right: 20px; bottom: 20px;
  width: 280px;
  background: rgba(20,22,31,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  padding: 18px;
  color: var(--fg);
  font-family: var(--font-sans);
  z-index: 9999;
  display: none;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  font-size: 13px;
}
#tweaks-panel.open { display: block; }
#tweaks-panel h4 { margin: 0 0 12px; font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-muted); }
#tweaks-panel .row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; gap: 10px; }
#tweaks-panel .row label { font-size: 13px; color: var(--fg-dim); }
#tweaks-panel .swatches { display: flex; gap: 6px; }
#tweaks-panel .sw {
  width: 22px; height: 22px; border-radius: 6px;
  border: 2px solid transparent; cursor: pointer;
}
#tweaks-panel .sw.active { border-color: #fff; }

/* Tags / chips */
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 20px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.28);
  color: var(--accent);
}
.chip.green { background: rgba(16,185,129,0.12); border-color: rgba(16,185,129,0.30); color: var(--green); }
.chip.amber { background: rgba(245,158,11,0.12); border-color: rgba(245,158,11,0.30); color: var(--amber); }
.chip.muted { background: rgba(255,255,255,0.04); border-color: var(--border); color: var(--fg-muted); }

/* Image frame */
.screenshot {
  border-radius: 14px;
  border: 1px solid var(--border-strong);
  box-shadow: 0 40px 80px rgba(0,0,0,0.55);
  display: block;
  width: 100%;
  height: auto;
}

/* footer mark */
.footer-mark {
  position: absolute;
  left: 100px; bottom: 52px;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--fg-muted);
  letter-spacing: 0.12em;
}
.footer-mark .bullet { color: var(--accent); }

/* Confetti dots background for title */
.dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.9), transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.9), transparent 70%);
  pointer-events: none;
}