*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:       #080F1E;
  --navy-2:     #0D1829;

  --white:      #FAFAFA;
  --off-white:  #F4F3F0;

  --ink:        #0B1426;
  --ink-2:      #3D4B63;
  --ink-3:      #8A95A8;

  --cloud:      #EEF1F7;
  --cloud-2:    #8895B0;

  --purple:     #6B4DE6;
  --purple-2:   #8B6FF0;
  --purple-pale:#EEE9FD;

  --border-l:   rgba(0,0,0,0.08);
  --border-d:   rgba(255,255,255,0.08);

  --display:    'Fraunces', Georgia, serif;
  --body:       'DM Sans', system-ui, sans-serif;
  --mono:       'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  background: var(--white);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.7;
}

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

.container { max-width: 820px; margin: 0 auto; padding: 0 40px; }

.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--purple);
}

/* ── NAV ──────────────────────────────────────────── */
nav#nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 40px;
  border-bottom: 1px solid var(--border-d);
}
.nav-logo img { height: 24px; width: auto; display: block; }
.nav-right { display: flex; align-items: center; gap: 28px; }
.nav-link {
  color: var(--cloud);
  font-size: 14px;
  font-weight: 400;
  text-decoration: none;
}
.nav-link:hover { color: var(--white); text-decoration: none; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--body);
  font-size: 14px;
  font-weight: 500;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, transform 0.15s;
}
.btn:hover { text-decoration: none; }
.btn-purple { background: var(--purple); color: var(--white); }
.btn-purple:hover { background: var(--purple-2); }

/* ── HEADER ──────────────────────────────────────── */
.page-header {
  background: var(--off-white);
  padding: 80px 0 64px;
  border-bottom: 1px solid var(--border-l);
}
.page-header .eyebrow { margin-bottom: 16px; }
.page-header h1 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.page-header h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--purple);
}
.page-header .lede {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-2);
  font-weight: 300;
  margin-top: 20px;
  max-width: 640px;
}
.page-header .region-note {
  display: inline-block;
  margin-top: 18px;
  padding: 8px 14px;
  background: var(--purple-pale);
  border: 1px solid rgba(107,77,230,0.18);
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-2);
  font-weight: 400;
}
.page-header .region-note strong { color: var(--purple); font-weight: 600; }

/* ── CONTENT ──────────────────────────────────────── */
main { padding: 64px 0 96px; }
main p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
  font-weight: 300;
  margin-bottom: 14px;
}
main p a { font-weight: 400; }
main strong { color: var(--ink); font-weight: 600; }

.section {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--border-l);
}
.section:first-child { border-top: 0; padding-top: 0; margin-top: 0; }
.section h2 {
  font-family: var(--display);
  font-weight: 400;
  font-style: italic;
  font-size: 32px;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 8px;
  scroll-margin-top: 80px;
}
.section h2 .num {
  font-family: var(--body);
  font-style: normal;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--purple);
  display: block;
  margin-bottom: 8px;
}
.section h3 {
  font-family: var(--body);
  font-weight: 600;
  font-size: 17px;
  color: var(--ink);
  margin: 28px 0 10px;
}

/* ── INLINE CODE + CODE BLOCKS ────────────────────── */
code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--cloud);
  color: var(--ink);
  padding: 2px 6px;
  border-radius: 5px;
  border: 1px solid var(--border-l);
}
pre {
  margin: 18px 0 4px;
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 20px 22px;
  overflow-x: auto;
}
pre code {
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.7;
  background: none;
  border: 0;
  padding: 0;
  color: var(--cloud);
  white-space: pre;
}
pre code .c-key { color: var(--purple-2); }
pre code .c-str { color: #7FD1B9; }
pre code .c-com { color: var(--cloud-2); }
.code-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 20px 0 -6px;
}

/* ── CODE COPY BUTTON ─────────────────────────────── */
.code-wrap { position: relative; }
.copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--body);
  font-size: 12px;
  font-weight: 500;
  color: var(--cloud-2);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 7px;
  padding: 5px 10px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.copy-btn:hover { background: rgba(255,255,255,0.13); color: var(--white); }
.copy-btn.copied { color: #7FD1B9; border-color: rgba(127,209,185,0.45); background: rgba(127,209,185,0.10); }
.copy-btn svg { width: 14px; height: 14px; }

/* ── SCREENSHOT FIGURE ────────────────────────────── */
figure.screenshot { margin: 20px 0 4px; }
figure.screenshot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border-l);
  border-radius: 12px;
  box-shadow: 0 8px 28px rgba(8,15,30,0.08);
}
figure.screenshot figcaption {
  font-size: 13px;
  color: var(--ink-3);
  font-weight: 300;
  margin-top: 10px;
  text-align: center;
  font-style: italic;
}

/* ── DEFINITION LIST ──────────────────────────────── */
.detail-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border-l);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-l);
}
.detail-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  align-items: baseline;
  padding: 16px 22px;
  background: var(--white);
}
.detail-label { font-size: 14px; color: var(--ink-3); font-weight: 500; }
.detail-value { font-size: 15px; color: var(--ink); font-weight: 400; }
.detail-value code { font-size: 0.92em; }

/* ── STEPS ────────────────────────────────────────── */
ol.steps { margin: 16px 0 0; padding: 0; list-style: none; counter-reset: step; }
ol.steps > li {
  position: relative;
  padding: 0 0 20px 44px;
  counter-increment: step;
  font-size: 16px;
  color: var(--ink-2);
  font-weight: 300;
  line-height: 1.7;
}
ol.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--purple-pale);
  color: var(--purple);
  font-family: var(--body);
  font-weight: 600;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}
ol.steps > li:last-child { padding-bottom: 0; }
ol.steps strong { color: var(--ink); font-weight: 600; }

/* ── TOOLS TABLE ──────────────────────────────────── */
.tool-groups { display: flex; flex-direction: column; gap: 28px; margin-top: 20px; }
.tool-group h3 { margin: 0 0 12px; display: flex; align-items: center; gap: 10px; }
.tool-group h3 .count {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--ink-3);
  background: var(--cloud);
  border: 1px solid var(--border-l);
  border-radius: 999px;
  padding: 2px 9px;
}
.tool-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border-l);
  border-radius: 12px;
  overflow: hidden;
}
.tool-table td {
  padding: 12px 18px;
  border-top: 1px solid var(--border-l);
  vertical-align: top;
  font-size: 15px;
}
.tool-table tr:first-child td { border-top: 0; }
.tool-table .t-head td {
  font-family: var(--body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  background: var(--off-white);
  padding: 10px 18px;
}
.tool-table .t-head + tr td { border-top: 0; }
.tool-table .t-name { color: var(--ink); font-weight: 600; width: 38%; }
.tool-table .t-name .t-desc {
  display: block;
  font-weight: 400;
  font-size: 13.5px;
  color: var(--ink-2);
  margin-top: 4px;
  line-height: 1.55;
}
.tool-table .t-id { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); padding-top: 14px; }
.tool-table .t-scope { font-family: var(--mono); font-size: 12px; color: var(--purple); padding-top: 14px; white-space: nowrap; }

/* ── SCOPE / USE-CASE GRID ────────────────────────── */
.pill-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 0; padding: 0; list-style: none; }
.pill-list li {
  font-size: 13.5px;
  color: var(--ink-2);
  background: var(--white);
  border: 1px solid var(--border-l);
  border-radius: 999px;
  padding: 7px 14px;
}

.usecase-list { list-style: none; margin: 16px 0 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.usecase-list li {
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--border-l);
  border-radius: 12px;
}
.usecase-list li strong { display: block; color: var(--ink); font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.usecase-list li span { font-size: 15px; color: var(--ink-2); font-weight: 300; line-height: 1.7; }

.callout {
  margin: 20px 0 0;
  padding: 18px 22px;
  background: var(--purple-pale);
  border: 1px solid rgba(107,77,230,0.18);
  border-radius: 12px;
  font-size: 15px;
  color: var(--ink-2);
  font-weight: 300;
  line-height: 1.7;
}
.callout strong { color: var(--purple); font-weight: 600; }

/* ── CROSS-LINK BANNER ────────────────────────────── */
.crosslink {
  display: block;
  margin: 40px 0 0;
  padding: 26px 28px;
  background: var(--navy);
  border-radius: 16px;
  text-decoration: none;
  transition: transform 0.15s;
}
.crosslink:hover { text-decoration: none; transform: translateY(-2px); }
.crosslink .cl-eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple-2);
  margin-bottom: 8px;
}
.crosslink .cl-title {
  font-family: var(--display);
  font-style: italic;
  font-size: 24px;
  color: var(--white);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.crosslink .cl-title svg { transition: transform 0.15s; }
.crosslink:hover .cl-title svg { transform: translateX(4px); }
.crosslink .cl-body { font-size: 15px; color: var(--cloud-2); font-weight: 300; line-height: 1.7; margin: 0; }
.crosslink .cl-body strong { color: var(--cloud); font-weight: 600; }

/* ── FOOTER ──────────────────────────────────────── */
footer {
  background: var(--navy);
  color: var(--cloud-2);
  padding: 40px 40px 48px;
  text-align: center;
}
.footer-logo img { height: 22px; width: auto; opacity: 0.7; }
.footer-links {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin: 24px 0 20px;
  flex-wrap: wrap;
}
.footer-link {
  color: var(--cloud-2);
  font-size: 13px;
  text-decoration: none;
}
.footer-link:hover { color: var(--white); text-decoration: none; }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.4); }

@media (max-width: 720px) {
  .container { padding: 0 24px; }
  nav#nav { padding: 14px 20px; }
  .nav-right { gap: 18px; }
  .nav-link { display: none; } nav#nav .nav-right .btn { font-size: 12px; padding: 8px 12px; gap: 5px; }
  .page-header { padding: 56px 0 44px; }
  main { padding: 44px 0 72px; }
  .section { margin-top: 40px; padding-top: 32px; }
  .section h2 { font-size: 26px; }
  .detail-row { grid-template-columns: 1fr; gap: 4px; padding: 14px 18px; }
  .tool-table .t-name { width: auto; }
  .tool-table .t-id, .tool-table .t-scope { font-size: 11px; white-space: normal; word-break: break-word; }
  pre { padding: 16px 16px; }
  pre code { font-size: 12.5px; }
}
.hcta{display:inline-flex;flex-direction:column;align-items:center;line-height:1.15;text-align:center}.hcta-main{font-size:15px;font-weight:600;white-space:nowrap}.hcta-sub{font-size:11px;font-weight:400;opacity:.85;text-transform:none;letter-spacing:0;white-space:nowrap}@media (max-width:900px){.nav-right .nav-link{display:none}nav#nav .hcta-main{font-size:13px}nav#nav .hcta-sub{font-size:10px}}
nav#nav .btn{flex-wrap:nowrap}nav#nav .btn>svg{flex:0 0 auto;align-self:center}