/* ---------- Local fonts (self-hosted, no third-party requests) ---------- */
@font-face {
  font-family: "Instrument Serif";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/instrument-serif-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Instrument Serif";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/instrument-serif-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Design tokens ---------- */
:root {
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Instrument Serif", Georgia, "Times New Roman", serif;

  --bg: #ffffff;
  --surface: #ffffff;
  --surface-alt: #ffffff;
  --border: #e7ebf0;

  --text: #1c2230;
  --text-secondary: #64748b;
  --text-inverse: #ffffff;

  --primary: #b7791f;
  --primary-dark: #93611a;
  --primary-bright: #fbbf24;
  --navy: #172554;
  --warn-bg: #f7f8fa;
  --warn-border: #e7ebf0;
  --amber-ic: #b8722b;
  --teal-ic: #0e8f72;
  --danger-bg: #fbf1ee;
  --danger-ic: #b3402f;

  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(255, 255, 255, 0.75);
  --glass-shadow: 0 20px 60px rgba(30, 64, 120, 0.12);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 2px rgba(20, 20, 30, 0.05);
  --shadow-md: 0 8px 24px rgba(20, 20, 30, 0.07);

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;

  --container-w: 1100px;
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background-color: var(--bg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' opacity='0.05'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-blend-mode: overlay;
  background-repeat: repeat;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, p { margin: 0; }

/* ---------- Layout primitives ---------- */
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 var(--space-3);
  position: relative;
}
.section { padding: var(--space-5) 0; }
.section-alt { background: var(--surface-alt); border-top: 1px solid var(--border); }
.section-intro {
  color: var(--text-secondary);
  margin-top: var(--space-1);
  margin-bottom: var(--space-3);
}

h1, h2 { font-family: var(--font-serif); font-weight: 400; }
h1 {
  font-size: clamp(2.4rem, 5vw + 1rem, 3.6rem);
  letter-spacing: -0.01em;
  line-height: 1.08;
  color: var(--navy);
  margin-bottom: var(--space-2);
}
h2 {
  font-size: clamp(1.8rem, 2.6vw + 1rem, 2.5rem);
  letter-spacing: -0.005em;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: var(--space-2);
}
h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--space-1);
}
.hero-subtitle {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 1.4vw + 1rem, 1.7rem);
  color: var(--text);
  margin-bottom: var(--space-2);
}
.lead {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
}

/* ---------- Eyebrow pills (reusable) ---------- */
.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 7px 16px 7px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary-dark);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-2);
}
.eyebrow-pill--sm {
  background: var(--surface);
  border-color: var(--border);
}
.pill-icon { width: 13px; height: 13px; color: var(--primary); flex: none; }

/* ---------- Buttons (reusable, friendly + glassy) ---------- */
.btn {
  display: inline-block;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 26px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--primary-dark);
  color: var(--text-inverse);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: #7a5015;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--navy);
  border-color: var(--glass-border);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary-dark); }
.btn-sm { padding: 9px 18px; font-size: 0.9rem; }
.btn-lg { padding: 16px 34px; font-size: 1.05rem; }

/* ---------- Glass utility (reusable) ---------- */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: transparent;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}
.logo {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 16px;
  box-shadow: var(--shadow-sm);
}
.logo svg { height: 44px; width: auto; display: block; }

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px;
  box-shadow: var(--shadow-sm);
}
.site-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 7px;
}
.site-nav a:hover { color: var(--navy); background: rgba(22, 35, 59, 0.06); text-decoration: none; }

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  color: var(--navy);
  cursor: pointer;
}
.nav-toggle svg { width: 20px; height: 20px; }

/* ---------- Hero ---------- */
.hero { padding: var(--space-5) 0; }

/* ---------- Hero visual (glass stat card) ---------- */
.hero-visual {
  margin-top: var(--space-4);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
}
.hero-visual-title {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
}
.hero-stat {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero-stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.hero-stat-value {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--navy);
  line-height: 1.2;
}
.hero-stat-sub { font-size: 0.72rem; color: var(--text-secondary); }
.hero-stat-accent {
  background: rgba(251, 191, 36, 0.18);
  border-color: rgba(251, 191, 36, 0.5);
}
.hero-stat-accent .hero-stat-value { color: var(--primary-dark); }

.hero-timeline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--glass-border);
}
.timeline-step {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--navy);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
}
.timeline-arrow { color: var(--text-secondary); font-size: 0.85rem; }

/* ---------- Cards (reusable) ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.card-grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-warn {
  background: var(--warn-bg);
  border-color: var(--warn-border);
}
.card-warn p { color: var(--text-secondary); }
.card-accent {
  position: relative;
  border-color: rgba(183, 121, 31, 0.4);
  box-shadow: 0 0 0 1px rgba(183, 121, 31, 0.15), var(--shadow-sm);
}
.badge-recommended {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--primary-dark);
  color: var(--text-inverse);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}

.card-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.card-head .icon-badge { margin-bottom: 0; flex: none; }
.card-head h3 { margin-bottom: 0; }

/* ---------- Icon badges (reusable) ---------- */
.icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2);
}
.icon-badge svg { width: 24px; height: 24px; }
.icon-badge--accent { background: rgba(183, 121, 31, 0.12); color: var(--primary); }
.icon-badge--amber { background: rgba(184, 114, 43, 0.12); color: var(--amber-ic); }
.icon-badge--teal { background: rgba(14, 143, 114, 0.12); color: var(--teal-ic); }

.check-list { list-style: none; }
.check-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: var(--space-1);
  color: var(--text-secondary);
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary);
  font-weight: 700;
}
.check-list li:last-child { margin-bottom: 0; }

.card-example {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.card-example a { font-weight: 600; }

/* ---------- Steps (reusable) ---------- */
.step-list { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.step { display: flex; gap: var(--space-2); align-items: flex-start; }
.step-num {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.2rem;
}
.step p { color: var(--text-secondary); }

/* ---------- Table ---------- */
.table-wrap {
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  -webkit-overflow-scrolling: touch;
}
table {
  border-collapse: collapse;
  width: 100%;
  min-width: 760px;
}
th, td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}
thead th {
  background: var(--surface-alt);
  color: var(--navy);
  font-weight: 700;
  white-space: nowrap;
}
tbody th {
  color: var(--text);
  font-weight: 600;
  white-space: nowrap;
}
tbody td { color: var(--text-secondary); }
tbody tr:last-child th,
tbody tr:last-child td { border-bottom: none; }
.col-highlight {
  background: rgba(183, 121, 31, 0.07);
  color: var(--navy) !important;
  font-weight: 500;
}
.col-danger {
  background: var(--danger-bg);
  color: var(--danger-ic) !important;
}
thead .col-danger { background: var(--danger-bg); color: var(--danger-ic) !important; }
.table-note {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: var(--space-2);
}

/* ---------- FAQ (reusable disclosure) ---------- */
.faq-list { display: flex; flex-direction: column; gap: var(--space-1); }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--primary);
  flex: none;
  transition: transform 0.15s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  color: var(--text-secondary);
  margin-top: var(--space-2);
}

/* ---------- Closing section ---------- */
.closing p {
  color: var(--text-secondary);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface-alt);
  padding: var(--space-4) 0 var(--space-3);
}
.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
}
.footer-brand { max-width: 360px; }
.footer-logo { height: 40px; width: auto; display: block; }
.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: var(--space-1);
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.footer-nav a {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
}
.footer-nav a:hover { color: var(--primary); }

.footer-disclaimer {
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.6;
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-legal {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-2);
  font-size: 0.82rem;
}
.footer-legal a,
.footer-legal button {
  color: var(--text-secondary);
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
}
.footer-legal a:hover,
.footer-legal button:hover { color: var(--primary); }

/* ---------- Cookie consent banner ---------- */
.cookie-banner {
  position: fixed;
  left: 20px;
  right: 20px;
  bottom: 20px;
  z-index: 100;
  max-width: 480px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
  padding: var(--space-3);
}
.cookie-banner p {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}
.cookie-banner-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-1);
}

.footer-bottom {
  margin-top: var(--space-3);
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-align: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .card-grid,
  .card-grid-4 { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }

  .nav-toggle { display: flex; }
  .site-nav {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: var(--space-3);
    right: var(--space-3);
    flex-direction: column;
    gap: 2px;
    background: var(--surface);
    box-shadow: var(--shadow-md);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px 16px; }
}
@media (max-width: 560px) {
  .section { padding: var(--space-4) 0; }
  .hero { padding: var(--space-4) 0; }
  .btn { width: 100%; text-align: center; }
  .hero-timeline { flex-wrap: wrap; }
}