/* TCCL site theme — same identity as the-coin.cloud. Content lives in site/content and docs/. */
@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/inter-latin.woff2") format("woff2");
}

:root {
  --bg: #f7f7f2;
  --paper: #fbfbf7;
  --ink: #232820;
  --muted: #5d6357;
  --line: #dcded3;
  --soft: #eaece1;
  --accent: #df642a;
  --accent-dark: #b34717;
  --ok: #3f6b3d;
  --ok-bg: #dfebd6;
  --bad: #a3402f;
  --bad-bg: #f6ddd6;
  --warn-bg: #f7ecd2;
  --code-bg: #1f231d;
  --code-ink: #e9ebdf;
  --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Consolas, monospace;
  font-family: "Inter", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-synthesis: none;
  line-height: 1.65;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main {
  flex: 1;
}
a {
  color: inherit;
}
a:hover {
  color: var(--accent-dark);
}
button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
button {
  cursor: pointer;
}
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
::selection {
  background: #f7c1a0;
}
p {
  margin: 0 0 18px;
}
h1,
h2,
h3,
h4 {
  font-weight: 550;
  line-height: 1.15;
  letter-spacing: -0.04em;
  margin: 0 0 18px;
}
h1 {
  font-size: clamp(38px, 5vw, 68px);
}
h2 {
  font-size: clamp(26px, 3vw, 38px);
}
h3 {
  font-size: 21px;
  letter-spacing: -0.02em;
}
h4 {
  font-size: 16px;
  letter-spacing: 0;
}
code,
pre,
kbd {
  font-family: var(--mono);
}
.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 12px;
  top: 12px;
  background: white;
  padding: 8px 12px;
  z-index: 10;
}
.wrap {
  width: min(1240px, calc(100% - 64px));
  margin-inline: auto;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 5;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 76px;
}
.brand {
  display: inline-flex;
  align-items: center;
  font-size: 22px;
  font-weight: 650;
  letter-spacing: -1px;
  text-decoration: none;
  white-space: nowrap;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: white;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  margin-right: 10px;
  font-size: 17px;
  letter-spacing: -1.5px;
}
.brand small {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.4px;
  color: var(--muted);
  margin-left: 10px;
  text-transform: uppercase;
}
.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
  font-size: 14px;
}
.nav a {
  text-decoration: none;
  color: var(--muted);
}
.nav a[aria-current],
.nav a:hover {
  color: var(--ink);
}
.nav a[aria-current] {
  font-weight: 600;
}
.lang-switch {
  display: flex;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 3px;
}
.lang-switch a {
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 4px;
  text-decoration: none;
  color: var(--muted);
}
.lang-switch a[aria-current] {
  background: var(--ink);
  color: var(--bg);
}
.menu-toggle {
  display: none;
  margin-left: auto;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 6px;
  padding: 8px 12px;
}

/* Buttons and badges */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 10px 18px;
  border: 1px solid #c9ccbf;
  border-radius: 6px;
  background: transparent;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}
.btn:hover {
  background: var(--soft);
  color: var(--ink);
}
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: white;
}
.btn-small {
  min-height: 32px;
  padding: 5px 11px;
  font-size: 13px;
}
.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.4px;
  padding: 3px 9px;
  border-radius: 20px;
  background: var(--soft);
  color: var(--muted);
  white-space: nowrap;
}
.badge.ok {
  background: var(--ok-bg);
  color: var(--ok);
}
.badge.bad {
  background: var(--bad-bg);
  color: var(--bad);
}
.badge.sim {
  background: #e6e3f7;
  color: #4b3f93;
}
.eyebrow {
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 1.7px;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 18px;
}
.lead {
  font-size: clamp(17px, 1.6vw, 21px);
  color: var(--muted);
  max-width: 780px;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0;
}

/* Home */
.hero {
  padding: 72px 0 56px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: start;
}
.hero pre {
  margin: 0;
}
.hero > * {
  min-width: 0;
}
pre.code {
  max-width: 100%;
}
.section {
  padding: 56px 0;
  border-top: 1px solid var(--line);
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px;
}
.card h3 {
  font-size: 18px;
  margin-bottom: 10px;
}
.card p {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}
.note {
  font-size: 14px;
  color: var(--muted);
}

/* Docs */
.doc-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 48px;
  padding: 40px 0 72px;
}
.doc-nav {
  position: sticky;
  top: 100px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow: auto;
  font-size: 14px;
}
.doc-nav h2 {
  font-size: 12px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 10px;
}
.doc-nav ol {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}
.doc-nav a {
  display: block;
  padding: 5px 10px;
  border-radius: 5px;
  text-decoration: none;
  color: var(--muted);
}
.doc-nav a[aria-current] {
  background: var(--soft);
  color: var(--ink);
  font-weight: 600;
}
.doc {
  max-width: 860px;
  min-width: 0;
}
.doc h1 {
  font-size: clamp(34px, 4vw, 52px);
}
.doc h2 {
  margin-top: 48px;
  padding-top: 8px;
}
.doc h3 {
  margin-top: 32px;
}
.doc p,
.doc li {
  font-size: 16px;
}
.doc li {
  margin-bottom: 6px;
}
.doc a {
  color: var(--accent-dark);
}
.doc :not(pre) > code {
  background: var(--soft);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  overflow-wrap: anywhere;
}
.doc blockquote {
  margin: 20px 0;
  padding: 14px 18px;
  border-left: 4px solid var(--accent);
  background: var(--paper);
  border-radius: 0 8px 8px 0;
}
.doc blockquote p:last-child {
  margin: 0;
}
.table-scroll {
  overflow-x: auto;
  margin: 18px 0 24px;
}
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
}
th,
td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  font-weight: 600;
  background: var(--soft);
}
.anchor {
  text-decoration: none;
  opacity: 0;
  margin-left: 8px;
  font-weight: 400;
}
h2:hover .anchor,
h3:hover .anchor {
  opacity: 0.5;
}
.pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

/* Code */
pre.code {
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: 10px;
  padding: 18px 20px;
  overflow: auto;
  font-size: 13.5px;
  line-height: 1.7;
  margin: 18px 0 24px;
  tab-size: 4;
}
pre.code .label {
  display: block;
  font-family: "Inter", Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #9ea394;
  margin-bottom: 8px;
}
.t-comment {
  color: #8f9686;
  font-style: italic;
}
.t-string {
  color: #b9d98f;
}
.t-number {
  color: #f2b27d;
}
.t-keyword {
  color: #f08a55;
  font-weight: 600;
}
.t-type {
  color: #8fc7d9;
}
.t-constant {
  color: #f2b27d;
}
.t-context {
  color: #d7a8f0;
}
.t-builtin {
  color: #9fd3c4;
}
.t-name {
  color: #f1e59a;
}
.t-def {
  color: #ffffff;
  font-weight: 600;
}
.t-op {
  color: #c5c9bb;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  font-size: 13px;
  color: var(--muted);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}
.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

/* Playground */
.pg-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 10px 0;
  font-size: 13px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}
.pg-banner strong {
  color: var(--ink);
}
.pg-networks {
  display: flex;
  gap: 6px;
  margin-left: auto;
  flex-wrap: wrap;
}
.pg {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 1fr);
  gap: 18px;
  padding: 16px 0 40px;
}
.pg-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.pg-toolbar select,
.pg-panel select,
.pg-panel input,
.pg-panel textarea {
  border: 1px solid #c9ccbf;
  border-radius: 6px;
  background: white;
  padding: 6px 9px;
  min-height: 34px;
  font-size: 13px;
}
.pg-toolbar .spacer {
  flex: 1;
}
.editor {
  position: relative;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  background: var(--code-bg);
  border-radius: 10px;
  overflow: hidden;
  height: min(68vh, 760px);
  min-height: 380px;
}
.gutter {
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.7;
  color: #6f7667;
  text-align: right;
  padding: 14px 10px 14px 0;
  overflow: hidden;
  user-select: none;
  white-space: pre;
}
.gutter .err {
  color: #ff8e7a;
  font-weight: 700;
}
.editor-area {
  position: relative;
  overflow: hidden;
}
.editor-area pre,
.editor-area textarea {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.7;
  white-space: pre;
  overflow: auto;
  tab-size: 4;
  border: 0;
  letter-spacing: 0;
}
.editor-area pre {
  color: var(--code-ink);
  pointer-events: none;
}
.editor-area textarea {
  background: transparent;
  color: transparent;
  caret-color: #fff;
  resize: none;
  outline: none;
}
.editor-area textarea::selection {
  background: rgba(247, 193, 160, 0.35);
  color: transparent;
}
.editor-area .error-line {
  background: rgba(255, 110, 90, 0.18);
  box-shadow: inset 3px 0 #ff6e5a;
  display: inline-block;
  width: 100%;
}
.statusbar {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12px;
  color: var(--muted);
  padding: 7px 4px;
}
.diag {
  border-radius: 10px;
  padding: 14px 16px;
  margin-top: 10px;
  font-size: 14px;
}
.diag.ok {
  background: var(--ok-bg);
  color: var(--ok);
}
.diag.bad {
  background: var(--bad-bg);
  color: #5b2016;
}
.diag h3 {
  font-size: 15px;
  margin: 0 0 6px;
  letter-spacing: 0;
}
.diag p {
  margin: 4px 0;
}
.diag code {
  background: rgba(255, 255, 255, 0.6);
  padding: 1px 5px;
  border-radius: 4px;
}
.diag .fix {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.pg-panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.tabs {
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
}
.tabs button {
  border: 0;
  background: transparent;
  padding: 11px 14px;
  font-size: 13px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.tabs button[aria-selected="true"] {
  color: var(--ink);
  font-weight: 600;
  border-bottom-color: var(--accent);
}
.tab {
  padding: 14px 16px;
  overflow: auto;
  max-height: calc(min(68vh, 760px) + 60px);
}
.fn {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 10px;
  background: white;
}
.fn header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 13px;
}
.fn .params {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 6px;
  margin: 8px 0;
}
.fn label {
  font-size: 11px;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.fn .row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: end;
}
.kv {
  display: grid;
  grid-template-columns: minmax(110px, auto) minmax(0, 1fr);
  gap: 4px 12px;
  font-size: 13px;
}
.kv dt {
  color: var(--muted);
}
.kv dd {
  margin: 0;
  font-family: var(--mono);
  overflow-wrap: anywhere;
}
.changed {
  background: #fff1c9;
  border-radius: 3px;
}
.log-entry {
  border-bottom: 1px dashed var(--line);
  padding: 10px 0;
  font-size: 13px;
}
.log-entry pre {
  white-space: pre-wrap;
  font-size: 12px;
  margin: 6px 0 0;
}
.muted {
  color: var(--muted);
}
.mono {
  font-family: var(--mono);
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

@media (max-width: 1050px) {
  .hero,
  .pg {
    grid-template-columns: 1fr;
  }
  .doc-layout {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .doc-nav {
    position: static;
    max-height: none;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 14px;
  }
  .doc-nav ol {
    columns: 2;
  }
}
@media (max-width: 760px) {
  .wrap {
    width: calc(100% - 32px);
  }
  .menu-toggle {
    display: block;
  }
  .nav {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 16px;
    gap: 14px;
  }
  .nav.open {
    display: flex;
  }
  .brand small {
    display: none;
  }
  .hero {
    padding: 40px 0;
  }
  .doc-nav ol {
    columns: 1;
  }
  .editor {
    height: 60vh;
    grid-template-columns: 40px minmax(0, 1fr);
  }
  .pg-networks {
    margin-left: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}