/* talkue.com — brand yellow on black, readable long-form pages. */
:root {
  --yellow: #ffd23f;
  --ink: #111111;
  --ink-soft: #3d3d3d;
  --muted: #6b6b6b;
  --paper: #ffffff;
  --line: #e7e2d3;
  --panel: #faf7ee;
  --radius: 16px;
  --max: 860px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial,
    sans-serif;
}

a {
  color: var(--ink);
  text-decoration-color: var(--yellow);
  text-decoration-thickness: 3px;
  text-underline-offset: 3px;
}

a:hover {
  background: var(--yellow);
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: var(--yellow);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  text-decoration: none;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
}

.brand:hover {
  background: none;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 15px;
  font-weight: 600;
}

nav a {
  text-decoration: none;
}

nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--ink);
}

.lang {
  font-size: 14px;
  font-weight: 700;
  border: 2px solid var(--ink);
  border-radius: 999px;
  padding: 2px 12px;
  text-decoration: none;
}

/* Hero */
.hero {
  background: var(--yellow);
  padding: 36px 0 64px;
}

.hero h1 {
  font-size: clamp(34px, 7vw, 56px);
  line-height: 1.08;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 20px;
  max-width: 640px;
  margin: 0 0 28px;
  color: var(--ink-soft);
}

.badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--ink);
  color: var(--yellow);
  border-radius: 999px;
  padding: 12px 22px;
  font-weight: 700;
  text-decoration: none;
}

.badge:hover {
  background: #2a2a2a;
}

.badge small {
  color: #bbb;
  font-weight: 500;
}

/* Sections */
main {
  padding: 40px 0 64px;
}

h1.page-title {
  font-size: clamp(30px, 6vw, 42px);
  line-height: 1.15;
  margin: 8px 0 8px;
}

.lead {
  font-size: 19px;
  color: var(--ink-soft);
  margin-top: 0;
}

h2 {
  font-size: 26px;
  margin: 48px 0 12px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

h3 {
  font-size: 19px;
  margin: 28px 0 8px;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.feature {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.feature h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.feature p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
}

.note {
  background: var(--panel);
  border-left: 5px solid var(--yellow);
  padding: 14px 18px;
  border-radius: 0 12px 12px 0;
  margin: 18px 0;
}

.toc {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 24px;
  columns: 2 240px;
}

.toc a {
  display: block;
  padding: 3px 0;
  text-decoration: none;
  break-inside: avoid;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 20px;
  font-size: 16px;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 9px 10px;
  border-bottom: 1px solid var(--line);
}

th {
  background: var(--panel);
}

code,
kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
}

pre {
  background: var(--ink);
  color: #f3f3f3;
  border-radius: 12px;
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 15px;
  line-height: 1.55;
}

.table-scroll {
  overflow-x: auto;
}

details {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 16px;
  margin: 10px 0;
  background: var(--paper);
}

summary {
  font-weight: 700;
  cursor: pointer;
}

.muted {
  color: var(--muted);
  font-size: 15px;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: #cfcfcf;
  padding: 28px 0;
  font-size: 15px;
}

.site-footer a {
  color: var(--yellow);
  text-decoration: none;
}

.site-footer a:hover {
  background: none;
  text-decoration: underline;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}