@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;700&display=swap");

:root {
  --bg: #f5f8ff;
  --bg-alt: #eef4ff;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --surface-tint: rgba(232, 240, 255, 0.92);
  --line: rgba(57, 87, 153, 0.16);
  --line-strong: rgba(57, 87, 153, 0.3);
  --ink: #10203f;
  --muted: #607196;
  --accent: #2f63ff;
  --accent-2: #00a6a6;
  --accent-3: #ff7a59;
  --accent-4: #7a5cff;
  --success: #1d9f65;
  --warning: #d99a1d;
  --danger: #d84d68;
  --shadow: 0 28px 80px rgba(29, 56, 119, 0.15);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }

body {
  background:
    radial-gradient(circle at top left, rgba(47, 99, 255, 0.14), transparent 30%),
    radial-gradient(circle at top right, rgba(0, 166, 166, 0.14), transparent 24%),
    radial-gradient(circle at bottom left, rgba(255, 122, 89, 0.12), transparent 28%),
    linear-gradient(180deg, #fbfdff 0%, #f3f7ff 100%);
  color: var(--ink);
  font-family: "Inter", system-ui, sans-serif;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

.slide-shell { width: 1600px; min-height: 900px; margin: 0 auto; padding: 40px; }

.frame {
  min-height: 820px;
  border-radius: 34px;
  padding: 28px 34px 26px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.94)),
    var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 24px;
  position: relative;
  overflow: hidden;
}

.frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(47, 99, 255, 0.05), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(122, 92, 255, 0.12), transparent 18%),
    radial-gradient(circle at 10% 100%, rgba(255, 122, 89, 0.08), transparent 22%);
  pointer-events: none;
}

.topbar, .bottombar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow, .meta-chip, .page-chip, .mini-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow, .page-chip, .mini-label { color: var(--muted); }

.eyebrow::before, .mini-label::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
}

.chip-row, .pill-row, .topbar-right, .stack-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

.meta-chip, .page-chip, .pill, .brand {
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.meta-chip { color: var(--accent); }
.pill { color: var(--ink); font-size: 14px; font-weight: 600; }
.brand { gap: 8px; font-weight: 700; }
.brand img, .logo-pill img { width: 18px; height: 18px; }

.hero-grid, .grid-2, .grid-3, .grid-4, .chart, .flow, .timeline, .strategy-ladder, .arch-grid, .logo-grid, .risk-map, .matrix, .kpi-strip, .stack-lg, .stack-md, .stack-sm { display: grid; }
.hero-grid, .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.grid-3, .logo-grid, .risk-map { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.grid-4, .kpi-strip { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.stack-lg { gap: 22px; }
.stack-md { gap: 16px; }
.stack-sm { gap: 10px; }
.flow, .strategy-ladder { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.timeline { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.arch-grid { grid-template-columns: 1.15fr 0.85fr; gap: 18px; }
.chart { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; align-items: end; min-height: 220px; }

.section-head, .split-head { display: grid; gap: 10px; position: relative; z-index: 1; }
.split-head { grid-template-columns: 1.2fr 0.8fr; align-items: end; }

.hero-title, .title, .metric-value, .big-number {
  margin: 0;
  font-family: "Space Grotesk", system-ui, sans-serif;
  letter-spacing: -0.04em;
}

.hero-title { font-size: 72px; line-height: 0.94; }
.title { font-size: 48px; line-height: 1; }
.metric-value { font-size: 40px; line-height: 1; }
.big-number { font-size: 92px; line-height: 0.92; color: var(--accent); }
.accent-text { color: var(--accent); }

.lead { margin: 0; color: var(--muted); font-size: 23px; line-height: 1.42; }
.body-copy { margin: 0; color: var(--muted); font-size: 18px; line-height: 1.45; }
.micro-copy { color: var(--muted); font-size: 14px; line-height: 1.4; }

.card, .stat, .accent-card, .note-card, .diagram-card, .timeline-card, .matrix-card, .brand-card, .flow-step, .timeline-step, .arch-col, .strategy-card, .kpi, .bar-card, .risk-row, .signal, .callout, .matrix-row, .logo-pill, .mini-node, .arch-node {
  position: relative;
  z-index: 1;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.card, .stat, .accent-card, .note-card, .diagram-card, .timeline-card, .matrix-card, .brand-card, .flow-step, .timeline-step, .arch-col, .strategy-card, .kpi, .bar-card, .risk-row, .signal, .callout, .logo-pill { padding: 18px; }
.matrix-row, .mini-node, .arch-node { padding: 14px 16px; }

.accent-card.blue { background: linear-gradient(180deg, rgba(47, 99, 255, 0.12), rgba(255,255,255,0.92)); }
.accent-card.teal { background: linear-gradient(180deg, rgba(0, 166, 166, 0.12), rgba(255,255,255,0.92)); }
.accent-card.coral { background: linear-gradient(180deg, rgba(255, 122, 89, 0.14), rgba(255,255,255,0.94)); }
.accent-card.violet { background: linear-gradient(180deg, rgba(122, 92, 255, 0.14), rgba(255,255,255,0.94)); }
.accent-card.cream { background: linear-gradient(180deg, rgba(255, 222, 182, 0.25), rgba(255,255,255,0.94)); }

.card-label, .stat-label {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  font-size: 18px;
  color: var(--muted);
}

.flow-step, .timeline-step, .signal { min-height: 152px; }
.timeline-step { min-height: 166px; }
.arch-col { display: grid; gap: 12px; }
.arch-node, .mini-node, .matrix-row, .risk-row { background: var(--bg-alt); }

.matrix-row {
  display: grid;
  grid-template-columns: 1.1fr repeat(4, 0.72fr);
  gap: 12px;
  align-items: start;
}

.matrix-row.header { background: linear-gradient(180deg, rgba(47, 99, 255, 0.1), rgba(255,255,255,0.94)); }

.strategy-card .rank {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: white;
}

.bar { height: var(--bar-height); border-radius: 18px 18px 8px 8px; background: linear-gradient(180deg, var(--bar-color), color-mix(in srgb, var(--bar-color) 35%, white)); }

.progress {
  width: 280px;
  height: 8px;
  border-radius: 999px;
  background: rgba(96, 113, 150, 0.18);
  overflow: hidden;
}

.progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
}

.deck-nav { display: flex; gap: 10px; }

.nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 112px;
  padding: 11px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
}

.nav-btn.primary { background: linear-gradient(135deg, var(--accent), #5b83ff); color: white; border-color: transparent; }
.nav-btn:focus-visible { outline: 3px solid rgba(47, 99, 255, 0.24); outline-offset: 2px; }

.callout { background: linear-gradient(180deg, rgba(47, 99, 255, 0.08), rgba(255,255,255,0.94)); font-size: 18px; font-weight: 600; }
.logo-pill { display: flex; align-items: center; gap: 10px; font-weight: 700; background: white; }
.quote { font-size: 28px; line-height: 1.28; font-weight: 700; }
.full-height { height: 100%; }
.centered { align-content: center; }