:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --ink: #26251e;
  --body: #5a5852;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --primary: #f54e00;
  --primary-active: #d04200;
  --on-primary: #ffffff;
  --success: #1f8a65;
  --error: #cf2d56;
  --t-read: #9fbbe0;
  --t-edit: #c0a8dd;
  --t-grep: #9fc9a2;
  --maxw: 1200px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--body);
  font-family: "Inter", system-ui, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -0.15px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 400;
  line-height: 1.2;
  margin: 0 0 16px;
}

h1 { font-size: 56px; letter-spacing: -1.8px; line-height: 1.1; }
h2 { font-size: 36px; letter-spacing: -0.72px; }
h3 { font-size: 26px; letter-spacing: -0.325px; }
h4 { font-size: 18px; font-weight: 600; letter-spacing: 0; }

p { margin: 0 0 16px; }

a { color: var(--ink); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

.skip-link {
  position: absolute;
  left: -999px;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
  background: var(--ink);
  color: var(--canvas);
  padding: 8px 16px;
  border-radius: 8px;
  z-index: 100;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.section { padding: 80px 0; }
.section-tight { padding: 48px 0; }

.eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
  display: block;
}

/* Top nav */
.top-nav {
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}
.brand {
  color: var(--primary);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.3px;
}
.brand:hover { text-decoration: none; }
.nav-menu { display: flex; gap: 24px; align-items: center; }
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--ink);
  cursor: pointer;
}

/* Hero */
.hero { background: var(--canvas); padding: 80px 0 56px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero h1 { font-size: 64px; letter-spacing: -2.1px; }
.hero-sub { font-size: 18px; color: var(--body); max-width: 46ch; }
.hero-figure {
  border: 1px solid var(--hairline);
  border-radius: 12px;
  overflow: hidden;
  background: var(--surface-card);
}
.hero-figure img { width: 100%; height: 360px; object-fit: cover; }
.figure-caption {
  font-size: 13px;
  color: var(--muted);
  padding: 12px 16px;
}

.btn-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: var(--on-primary); padding: 10px 18px; height: 40px; }
.btn-primary:hover { background: var(--primary-active); color: var(--on-primary); }
.btn-secondary {
  background: var(--surface-card);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  padding: 10px 18px;
  height: 40px;
}
.btn-dark { background: var(--ink); color: var(--canvas); padding: 12px 20px; height: 44px; }
.btn-dark:hover { color: var(--canvas); }

/* Cards */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 24px;
  color: var(--body);
}
.card h3 { font-size: 22px; }
.card h4 { margin-bottom: 8px; }
.card-link { font-size: 14px; font-weight: 500; color: var(--primary); }
.card-thumb {
  border-radius: 8px;
  overflow: hidden;
  margin: -24px -24px 20px;
  border-bottom: 1px solid var(--hairline);
}
.card-thumb img { width: 100%; height: 180px; object-fit: cover; }
.card-thumb { border-top-left-radius: 12px; border-top-right-radius: 12px; }

.badge {
  display: inline-block;
  background: var(--surface-strong);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  border-radius: 9999px;
  padding: 4px 10px;
  margin-bottom: 12px;
}

/* Editorial article */
.article-head { border-bottom: 1px solid var(--hairline); padding-bottom: 32px; margin-bottom: 32px; }
.article-meta { font-size: 13px; color: var(--muted); }
.article-body { max-width: 72ch; }
.article-body h2 { margin-top: 48px; font-size: 30px; }
.article-body h3 { margin-top: 32px; font-size: 22px; }
.article-body ul, .article-body ol { color: var(--body); padding-left: 20px; }
.article-body li { margin-bottom: 8px; }
.article-figure {
  border: 1px solid var(--hairline);
  border-radius: 12px;
  overflow: hidden;
  margin: 32px 0;
  background: var(--surface-card);
}
.article-figure img { width: 100%; height: 340px; object-fit: cover; }

.callout {
  background: var(--canvas-soft);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--t-read);
  border-radius: 8px;
  padding: 20px;
  margin: 32px 0;
}
.callout h4 { margin-bottom: 8px; }

.factbox {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 24px;
  margin: 32px 0;
}
.factbox dl { margin: 0; }
.factbox dt { font-weight: 600; color: var(--ink); margin-top: 12px; }
.factbox dt:first-child { margin-top: 0; }
.factbox dd { margin: 4px 0 0; }

.checklist { list-style: none; padding: 0; margin: 24px 0; }
.checklist li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 9999px;
  background: var(--t-grep);
}

.sources { font-size: 14px; }
.sources a { color: var(--primary); }

.related { border-top: 1px solid var(--hairline); margin-top: 48px; padding-top: 32px; }

/* Forms */
.form-wrap {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 32px;
}
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.field input {
  width: 100%;
  background: var(--surface-card);
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  padding: 12px 16px;
  height: 44px;
  font-family: inherit;
  font-size: 16px;
  color: var(--ink);
}
.field input:focus { outline: 2px solid var(--t-read); outline-offset: 1px; }
.form-msg { display: none; margin-top: 16px; border-radius: 8px; padding: 12px 16px; font-size: 14px; }
.form-msg.success { display: block; background: rgba(31,138,101,0.1); color: var(--success); border: 1px solid var(--success); }
.btn[disabled] { opacity: 0.7; cursor: default; }

/* Footer */
.footer { background: var(--canvas); border-top: 1px solid var(--hairline); }
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 48px 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
}
.footer-brand { color: var(--primary); font-weight: 600; font-size: 18px; display: block; margin-bottom: 12px; }
.footer-about { font-size: 14px; color: var(--body); max-width: 38ch; }
.footer-head { display: block; font-size: 11px; font-weight: 600; letter-spacing: 0.88px; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.footer-link { display: block; font-size: 14px; color: var(--body); margin-bottom: 8px; }
.footer-base { border-top: 1px solid var(--hairline); }
.footer-note { max-width: var(--maxw); margin: 0 auto; padding: 20px 24px; font-size: 13px; color: var(--muted); }

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: 720px;
  margin: 0 auto;
  background: var(--surface-card);
  border: 1px solid var(--hairline-strong);
  border-radius: 12px;
  padding: 20px 24px;
  display: none;
  z-index: 80;
}
.cookie-banner.show { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; justify-content: space-between; }
.cookie-text { font-size: 14px; color: var(--body); flex: 1 1 320px; margin: 0; }
.cookie-text a { color: var(--primary); }
.cookie-actions { display: flex; gap: 12px; }

.intro-cols { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: start; }

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 48px; letter-spacing: -1.4px; }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    padding: 8px 24px 16px;
  }
  .nav-menu.open { display: flex; }
  .nav-link { padding: 10px 0; border-bottom: 1px solid var(--hairline-soft); }
  .hero-grid, .grid-2, .intro-cols { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  h1, .hero h1 { font-size: 32px; letter-spacing: -1px; }
  h2 { font-size: 28px; }
  .section { padding: 56px 0; }
}

@media (max-width: 480px) {
  .footer-inner { grid-template-columns: 1fr; }
}