:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f7;
  --color-bg-soft: #fafafa;
  --color-surface: #ffffff;
  --color-border: #d2d2d7;
  --color-border-soft: #e8e8ed;
  --color-text: #1d1d1f;
  --color-text-secondary: #6e6e73;
  --color-text-muted: #535359;
  --color-text-large-muted: #86868b;
  --color-accent: #0071e3;
  --color-accent-hover: #0051a8;
  --color-success: #16a34a;
  --color-success-strong: #34c759;
  --color-error: #dc2626;
  --color-passive: #64748b;
  --color-passive-strong: #94a3b8;
  --color-poor: #7c3aed;

  --font-sans: "Inter Variable", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-display: "SF Pro Display", "SF Pro", "Inter Variable", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: "SF Mono", "Fira Code", Menlo, monospace;
  --font-serif: "Charter", "Iowan Old Style", "Apple Garamond", "Baskerville", "Times New Roman", serif;

  --text-display-xl: clamp(2.5rem, 5vw + 1rem, 5rem);
  --text-display-lg: clamp(2rem, 3vw + 0.5rem, 3.5rem);
  --text-display-md: clamp(1.5rem, 2vw + 0.5rem, 2.25rem);
  --text-display-sm: clamp(1.25rem, 1.5vw + 0.25rem, 1.625rem);
  --text-body-lg: 1.1875rem;
  --text-body-md: 1.0625rem;
  --text-body-sm: 0.9375rem;
  --text-body-xs: 0.8125rem;
  --text-eyebrow: 0.75rem;

  --lh-tight: 1.06;
  --lh-snug: 1.2;
  --lh-normal: 1.5;
  --lh-relaxed: 1.65;
  --lh-prose: 1.7;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 999px;

  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-section: clamp(56px, 8vw, 96px);

  --max-prose: 38rem;
  --max-container: 72rem;
}

* { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-feature-settings: "cv11", "ss01", "kern", "case";
  color: var(--color-text);
  background: var(--color-bg);
  font-size: var(--text-body-md);
  line-height: var(--lh-normal);
}

::selection { background: #dbeafe; color: var(--color-text); }

/* ===== Hero ===== */
.hero {
  padding: clamp(120px, 14vw, 200px) clamp(20px, 4vw, 40px) clamp(40px, 6vw, 64px);
}
.hero-inner {
  max-width: var(--max-prose);
  margin: 0 auto;
}
.hero .eyebrow {
  font-size: var(--text-eyebrow);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  display: block;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-display-xl);
  font-weight: 600;
  line-height: var(--lh-tight);
  letter-spacing: -0.038em;
  margin: 0 0 var(--space-6);
  max-width: 18ch;
}
.hero .subtitle {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: -0.012em;
  color: var(--color-text-secondary);
  max-width: 48ch;
  margin: 0;
}
.hero .byline {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-soft);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  align-items: center;
  font-size: var(--text-body-sm);
  color: var(--color-text-secondary);
}
.hero .byline strong { color: var(--color-text); font-weight: 600; }

/* ===== Prose ===== */
.prose-wrap {
  max-width: var(--max-container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
}
.prose {
  max-width: var(--max-prose);
  margin: 0 auto;
}
.prose > h2 {
  font-family: var(--font-display);
  font-size: var(--text-display-md);
  font-weight: 600;
  line-height: var(--lh-snug);
  letter-spacing: -0.024em;
  margin: var(--space-16) 0 var(--space-6);
  color: var(--color-text);
  scroll-margin-top: 80px;
}
.prose > h2:first-child { margin-top: 0; }
.prose > p {
  font-size: var(--text-body-lg);
  line-height: var(--lh-prose);
  color: var(--color-text);
  margin: 0 0 var(--space-5);
}
.prose > p em {
  font-style: italic;
  color: var(--color-text-muted);
}
.prose > p strong { font-weight: 600; color: var(--color-text); }
.prose code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--color-bg-alt);
  padding: 1px 6px;
  border-radius: 4px;
}
.prose a { color: var(--color-accent); text-decoration: underline; text-decoration-color: rgba(0, 113, 227, 0.25); text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: var(--color-accent); }

/* Drop cap on opening paragraph */
.prose > p.lede::first-letter {
  font-family: var(--font-display);
  font-size: 4em;
  font-weight: 600;
  float: left;
  line-height: 0.85;
  margin: 0.05em 0.1em 0 0;
  color: var(--color-text);
  letter-spacing: -0.04em;
}

/* ===== Pull-stat blocks (inline data, not chart sections) ===== */
.pullstat {
  margin: var(--space-10) auto;
  max-width: var(--max-prose);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-6);
  align-items: center;
}
.pullstat .big {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}
.pullstat .big.warn { color: var(--color-poor); }
.pullstat .big.crit { color: var(--color-error); }
.pullstat .big.good { color: var(--color-success); }
.pullstat .desc {
  font-size: var(--text-body-md);
  line-height: var(--lh-normal);
  color: var(--color-text-secondary);
}
.pullstat .desc strong { color: var(--color-text); font-weight: 600; }

/* ===== Segment comparison bars (one place — the Hisarya paradox) ===== */
.segchart {
  margin: var(--space-10) auto;
  max-width: var(--max-prose);
  padding: var(--space-8) var(--space-6);
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
}
.segchart-title {
  font-size: var(--text-body-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-6);
}
.segbar {
  display: grid;
  grid-template-columns: 150px 1fr 50px;
  gap: var(--space-3);
  align-items: center;
  margin-bottom: var(--space-3);
  font-size: var(--text-body-sm);
}
.segbar .lbl { color: var(--color-text); font-weight: 500; }
.segbar .track {
  background: rgba(0, 0, 0, 0.04);
  border-radius: var(--radius-sm);
  height: 22px;
  position: relative;
  overflow: hidden;
}
.segbar .fill {
  height: 100%;
  border-radius: var(--radius-sm);
  transition: width 800ms cubic-bezier(0.25, 1, 0.5, 1);
}
.segbar .fill.lead { background: var(--color-success); }
.segbar .fill.mid { background: var(--color-passive-strong); }
.segbar .fill.lag { background: var(--color-poor); }
.segbar .num {
  font-family: var(--font-mono);
  font-size: var(--text-body-sm);
  font-weight: 600;
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
}
.segchart-note {
  font-size: var(--text-body-xs);
  color: var(--color-text-large-muted);
  margin-top: var(--space-4);
  letter-spacing: 0.02em;
}

/* ===== Pull quote ===== */
.pq {
  margin: var(--space-12) auto;
  max-width: var(--max-prose);
  padding: var(--space-8) 0;
  border-left: 3px solid var(--color-text);
  padding-left: var(--space-6);
}
.pq p {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin: 0;
}

/* ===== Sidebar (leaderboard) ===== */
.sidebar {
  background: var(--color-bg-soft);
  padding: var(--space-section) clamp(20px, 4vw, 40px);
  margin-top: var(--space-section);
}
.sidebar .inner {
  max-width: var(--max-container);
  margin: 0 auto;
}
.sidebar .sb-eyebrow {
  font-size: var(--text-eyebrow);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}
.sidebar h2 {
  font-family: var(--font-display);
  font-size: var(--text-display-md);
  font-weight: 600;
  line-height: var(--lh-snug);
  letter-spacing: -0.024em;
  margin: 0 0 var(--space-4);
  max-width: 22ch;
}
.sidebar .intro {
  font-size: var(--text-body-md);
  line-height: var(--lh-relaxed);
  color: var(--color-text-secondary);
  max-width: 60ch;
  margin: 0 0 var(--space-10);
}

.leader {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-soft);
  overflow: hidden;
}
.leader-row {
  display: grid;
  grid-template-columns: 40px 1fr 60px;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-soft);
  transition: background 240ms;
}
.leader-row:last-child { border-bottom: none; }
.leader-row:hover { background: var(--color-bg-soft); }
.leader-row.head {
  background: var(--color-bg-alt);
  font-size: var(--text-body-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  padding: var(--space-3) var(--space-6);
}
.leader-row .rank {
  font-family: var(--font-mono);
  font-size: var(--text-body-lg);
  font-weight: 600;
  color: var(--color-text-large-muted);
  font-variant-numeric: tabular-nums;
}
.leader-row.top3 .rank { color: var(--color-success); }
.leader-row .hotel { font-weight: 500; color: var(--color-text); }
.leader-row .hotel .city {
  display: block;
  font-size: var(--text-body-xs);
  color: var(--color-text-secondary);
  font-weight: 400;
  margin-top: 2px;
}
.leader-row .hotel .why {
  display: block;
  font-size: var(--text-body-xs);
  color: var(--color-text-muted);
  font-weight: 400;
  margin-top: 4px;
  font-style: italic;
  line-height: 1.4;
}
.leader-row .score {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  text-align: right;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--color-success);
}

.method {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-soft);
  font-size: var(--text-body-sm);
  line-height: var(--lh-relaxed);
  color: var(--color-text-secondary);
  max-width: 60ch;
}
.method strong { color: var(--color-text); font-weight: 600; }
.method code { font-family: var(--font-mono); font-size: 0.9em; background: var(--color-bg-alt); padding: 1px 5px; border-radius: 4px; }

/* ===== CTA ===== */
.cta {
  max-width: var(--max-container);
  margin: var(--space-section) auto;
  padding: 0 clamp(20px, 4vw, 40px);
  text-align: center;
}
.cta-inner {
  max-width: 36rem;
  margin: 0 auto;
  padding: var(--space-12) var(--space-8);
  background: var(--color-text);
  color: white;
  border-radius: var(--radius-lg);
}
.cta-inner h3 {
  font-family: var(--font-display);
  font-size: var(--text-display-sm);
  font-weight: 600;
  letter-spacing: -0.018em;
  margin: 0 0 var(--space-4);
}
.cta-inner p {
  font-size: var(--text-body-md);
  line-height: var(--lh-relaxed);
  margin: 0 0 var(--space-6);
  color: rgba(255, 255, 255, 0.78);
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  background: white;
  color: var(--color-text);
  font-size: var(--text-body-md);
  font-weight: 500;
  text-decoration: none;
  transition: transform 240ms;
}
.btn:hover { transform: translateY(-1px); }

/* ===== Sources ===== */
.sources {
  max-width: var(--max-container);
  margin: 0 auto;
  padding: var(--space-section) clamp(20px, 4vw, 40px) var(--space-16);
}
.sources h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-6);
  color: var(--color-text);
}
.sources ul {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: var(--text-body-sm);
  line-height: var(--lh-relaxed);
  color: var(--color-text-secondary);
}
.sources li { margin-bottom: var(--space-3); }
.sources a { color: var(--color-accent); text-decoration: none; word-break: break-word; }
.sources a:hover { text-decoration: underline; }

/* ===== Responsive ===== */
@media (max-width: 720px) {
  .hero h1 { font-size: clamp(2rem, 9vw, 3rem); max-width: none; }
  .leader-row { grid-template-columns: 32px 1fr 50px; gap: var(--space-3); padding: var(--space-3) var(--space-4); }
  .segbar { grid-template-columns: 110px 1fr 44px; font-size: var(--text-body-xs); }
  .pullstat { grid-template-columns: 1fr; text-align: left; gap: var(--space-3); }
  .prose > p.lede::first-letter { font-size: 3em; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ===== Steps ===== */
.step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--space-6);
  align-items: start;
  margin: var(--space-8) 0;
}
.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-text);
  color: white;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.step-body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.012em;
  margin: 0 0 var(--space-2);
  color: var(--color-text);
}
.step-body p {
  font-size: var(--text-body-md);
  line-height: var(--lh-relaxed);
  color: var(--color-text-secondary);
  margin: 0;
}
@media (max-width: 720px) {
  .step { grid-template-columns: 48px 1fr; gap: var(--space-4); }
  .step-num { width: 44px; height: 44px; font-size: 1.25rem; }
}

@media print {
  .topnav, .cta, footer { display: none; }
  body { font-size: 11pt; }
}