/* ============================================================
   Documentation site styles
   ============================================================ */

/* ── Doc page wrapper (govuk-width-container + grid, like detailed guide) ── */
.doc-wrapper {
  padding-bottom: 48px;
}

/* ── Layout: one-third nav + two-thirds content (matches detailed guide content width) ── */
.doc-layout.doc-layout {
  padding-top: 0;
  padding-bottom: 60px;
}

.doc-layout__nav {
  padding-top: 24px;
}

.doc-layout .doc-content {
  padding-top: 24px;
  min-width: 0; /* allow flex shrink */
}

@media (max-width: 768px) {
  .doc-layout__nav .doc-nav {
    border-bottom: 1px solid #b1b4b6;
    padding-bottom: 20px;
    margin-bottom: 10px;
  }
}

/* ── Sidebar navigation ── */
.doc-nav {
  position: sticky;
  top: 24px;
}

.doc-nav__heading {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #505a5f;
  margin: 0 0 8px;
  padding: 0 0 8px;
  border-bottom: 2px solid #1d70b8;
}

.doc-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.doc-nav__section {
  margin-top: 20px;
}

.doc-nav__section-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #505a5f;
  margin: 0 0 4px;
  padding: 0;
}

.doc-nav__item {
  margin: 0;
  padding: 0;
}

.doc-nav__link {
  display: block;
  padding: 6px 10px;
  font-size: 15px;
  color: #1d70b8;
  text-decoration: none;
  border-left: 3px solid transparent;
  line-height: 1.4;
}

.doc-nav__link:hover {
  background: #f3f2f1;
  color: #003078;
  text-decoration: underline;
}

.doc-nav__link:focus {
  outline: 3px solid #ffdd00;
  outline-offset: 0;
}

.doc-nav__link--active {
  border-left-color: #1d70b8;
  color: #0b0c0c;
  font-weight: 700;
  background: #e8f1fb;
  text-decoration: none;
}

/* ── Main content area ── */
.doc-content {
  min-width: 0;
}

.doc-content__header {
  padding-bottom: 20px;
  margin-bottom: 30px;
  border-bottom: 1px solid #b1b4b6;
}

.doc-content__tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #505a5f;
  margin-bottom: 8px;
}

.doc-content__title {
  margin: 0 0 10px;
}

.doc-content__lead {
  font-size: 19px;
  color: #505a5f;
  margin: 0;
}

/* ── Section headings ── */
.doc-section {
  margin-bottom: 48px;
}

.doc-section__title {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid #f3f2f1;
  color: #0b0c0c;
}

.doc-section__description {
  margin-bottom: 20px;
  color: #0b0c0c;
}

/* ── Example block ── */
.doc-example {
  margin-bottom: 24px;
}

.doc-example__label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #505a5f;
  margin-bottom: 6px;
}

.doc-example__preview {
  padding: 24px;
  border: 1px solid #b1b4b6;
  border-bottom: none;
  background: #ffffff;
}

.doc-example__preview--shaded {
  background: #f3f2f1;
}

.doc-example__code {
  position: relative;
  margin: 0;
}

.doc-example__code pre {
  margin: 0;
  padding: 16px 20px;
  background: #0b0c0c;
  color: #f3f2f1;
  font-size: 14px;
  font-family: "Courier New", Courier, monospace;
  line-height: 1.6;
  overflow-x: auto;
  border: 1px solid #0b0c0c;
  white-space: pre;
}

.doc-example__code code {
  font-family: inherit;
  font-size: inherit;
  background: none;
  color: inherit;
  padding: 0;
}

/* ── Copy button ── */
.doc-copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  font-family: "GDS Transport", arial, sans-serif;
  background: #505a5f;
  color: #ffffff;
  border: none;
  cursor: pointer;
  line-height: 1.4;
  transition: background 0.1s;
}

.doc-copy-btn:hover {
  background: #0b0c0c;
}

.doc-copy-btn:focus {
  outline: 3px solid #ffdd00;
  outline-offset: 0;
}

/* ── Colour swatches ── */
.doc-colour-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.doc-swatch {
  border: 1px solid #b1b4b6;
  overflow: hidden;
}

.doc-swatch__colour {
  height: 56px;
}

.doc-swatch__info {
  padding: 8px 10px;
  background: #ffffff;
}

.doc-swatch__name {
  font-size: 13px;
  font-weight: 700;
  display: block;
  margin-bottom: 2px;
}

.doc-swatch__hex {
  font-size: 12px;
  color: #505a5f;
  font-family: "Courier New", Courier, monospace;
}

/* ── Inline code ── */
.doc-inline-code {
  font-family: "Courier New", Courier, monospace;
  font-size: 14px;
  background: #f3f2f1;
  padding: 1px 5px;
  border: 1px solid #b1b4b6;
  color: #0b0c0c;
}

/* ── Table ── */
.doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  margin-bottom: 24px;
}

.doc-table th {
  text-align: left;
  padding: 10px 14px;
  background: #f3f2f1;
  border-bottom: 2px solid #0b0c0c;
  font-weight: 700;
  font-size: 14px;
}

.doc-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #b1b4b6;
  vertical-align: top;
}

.doc-table tr:last-child td {
  border-bottom: none;
}

/* ── Callout / note ── */
.doc-note {
  padding: 14px 18px;
  border-left: 4px solid #1d70b8;
  background: #e8f1fb;
  margin-bottom: 24px;
  font-size: 15px;
}

.doc-note--warning {
  border-left-color: #f47738;
  background: #fff8f0;
}

/* ── Index sections ── */
.doc-index-section {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid #f3f2f1;
}

.doc-index-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.doc-index-section__title {
  font-size: 22px;
  font-weight: 700;
  color: #0b0c0c;
  margin: 0 0 6px;
}

.doc-index-section__description {
  color: #505a5f;
  margin-bottom: 16px !important;
}

.doc-card__category {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #505a5f;
  margin-bottom: 6px;
}

/* ── Index card grid ── */
.doc-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.doc-card {
  display: block;
  padding: 20px;
  border: 1px solid #b1b4b6;
  border-top: 4px solid #1d70b8;
  text-decoration: none;
  color: #0b0c0c;
  background: #ffffff;
  transition: border-color 0.1s, box-shadow 0.1s;
}

.doc-card:hover {
  border-color: #003078;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  text-decoration: none;
}

.doc-card:focus {
  outline: 3px solid #ffdd00;
  outline-offset: 0;
}

.doc-card__title {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 8px;
  color: #1d70b8;
  line-height: 1.3;
}

.doc-card:hover .doc-card__title {
  color: #003078;
  text-decoration: underline;
}

.doc-card__description {
  font-size: 15px;
  color: #505a5f;
  margin: 0;
  line-height: 1.5;
}

/* ── Tabs for Razor / Markdown / HTML switching ── */
.doc-example__tabs-wrapper {
  margin-top: 0;
}

.doc-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid #b1b4b6;
  margin-bottom: 0;
  flex-wrap: wrap;
}

.doc-tab {
  padding: 7px 16px;
  font-size: 14px;
  font-weight: 700;
  font-family: "GDS Transport", arial, sans-serif;
  cursor: pointer;
  border: 1px solid transparent;
  border-bottom: none;
  background: #f3f2f1;
  color: #1d70b8;
  text-decoration: underline;
  margin-bottom: -2px;
  line-height: 1.4;
}

.doc-tab:hover {
  background: #e8e8e8;
  color: #003078;
}

.doc-tab:focus {
  outline: 3px solid #ffdd00;
  outline-offset: 0;
  position: relative;
  z-index: 1;
}

.doc-tab--active {
  background: #0b0c0c;
  color: #ffffff;
  border-color: #0b0c0c;
  text-decoration: none;
  border-bottom-color: #0b0c0c;
}

.doc-tab--active:hover {
  background: #0b0c0c;
  color: #ffffff;
}

.doc-tab-panel {
  display: none;
}

.doc-tab-panel--active {
  display: block;
}

/* When a tab panel IS the code block, remove its top margin */
.doc-tab-panel.doc-example__code {
  margin-top: 0;
}

/* ── Lifecycle diagram (clean pipeline + content zones) ── */
.lifecycle-diagram {
  margin: 28px 0;
}

.lifecycle-diagram__pipeline {
  display: flex;
  flex-wrap: wrap;
  gap: 0 4px;
  list-style: none;
  margin: 0;
  padding: 0;
  justify-content: space-between;
}

.lifecycle-diagram__step {
  flex: 1;
  min-width: 140px;
  max-width: 220px;
  padding: 20px 16px;
  background: #fff;
  border: 1px solid #b1b4b6;
  border-left-width: 4px;
  border-radius: 4px;
  position: relative;
}

.lifecycle-diagram__step + .lifecycle-diagram__step::before {
  content: "→";
  position: absolute;
  left: -14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: #505a5f;
  z-index: 1;
  background: #fff;
  padding: 0 2px;
}

.lifecycle-diagram__step-num {
  display: inline-block;
  width: 24px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  border-radius: 50%;
  margin-bottom: 8px;
}

.lifecycle-diagram__step-name {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}

.lifecycle-diagram__step-desc {
  display: block;
  font-size: 0.8125rem;
  color: #505a5f;
  line-height: 1.35;
}

.lifecycle-diagram__step--local { border-left-color: #912b58; }
.lifecycle-diagram__step--local .lifecycle-diagram__step-num { background: #912b58; }
.lifecycle-diagram__step--dev  { border-left-color: #1d70b8; }
.lifecycle-diagram__step--dev .lifecycle-diagram__step-num { background: #1d70b8; }
.lifecycle-diagram__step--test { border-left-color: #00703c; }
.lifecycle-diagram__step--test .lifecycle-diagram__step-num { background: #00703c; }
.lifecycle-diagram__step--prod { border-left-color: #0b0c0c; }
.lifecycle-diagram__step--prod .lifecycle-diagram__step-num { background: #0b0c0c; }

@media (max-width: 768px) {
  .lifecycle-diagram__pipeline {
    flex-direction: column;
    gap: 8px;
  }
  .lifecycle-diagram__step { max-width: none; }
  .lifecycle-diagram__step + .lifecycle-diagram__step::before {
    content: "↓";
    left: 50%;
    top: -10px;
    transform: translateX(-50%);
  }
}

.lifecycle-diagram__zones {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid #b1b4b6;
  border-radius: 6px;
  overflow: hidden;
}

.lifecycle-diagram__zone {
  flex: 1;
  min-width: 200px;
  padding: 20px;
  background: #f8f8f8;
}

.lifecycle-diagram__zone--prod {
  background: #fff;
  border-left: 3px solid #0b0c0c;
}

.lifecycle-diagram__zone-title {
  font-weight: 700;
  font-size: 1rem;
  margin: 0 0 4px;
}

.lifecycle-diagram__zone-envs {
  font-size: 1.125rem;
  color: #1d70b8;
  margin: 0 0 8px;
  font-weight: 600;
}

.lifecycle-diagram__zone-note {
  font-size: 0.875rem;
  color: #505a5f;
  margin: 0;
  line-height: 1.4;
}

.lifecycle-diagram__divider {
  width: 2px;
  min-width: 2px;
  background: repeating-linear-gradient(to bottom, #d4351c 0, #d4351c 4px, transparent 4px, transparent 10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
}

.lifecycle-diagram__divider-label {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #d4351c;
  white-space: nowrap;
}

@media (max-width: 768px) {
  .lifecycle-diagram__zones { flex-direction: column; }
  .lifecycle-diagram__divider {
    width: 100%;
    height: 2px;
    background: repeating-linear-gradient(to right, #d4351c 0, #d4351c 4px, transparent 4px, transparent 10px);
  }
  .lifecycle-diagram__divider-label {
    writing-mode: horizontal-tb;
    transform: none;
    padding: 8px 0;
  }
}

/* ── Publishing lifecycle flow (legacy / alternate) ── */
.lifecycle-flow {
  margin: 32px 0;
}

.lifecycle-flow__caption-top {
  font-size: 0.875rem;
  font-weight: 700;
  color: #505a5f;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}

/* Code pipeline: horizontal track with numbered nodes and connecting line */
.lifecycle-flow__track {
  display: flex;
  align-items: stretch;
  position: relative;
  margin: 0 -12px;
}

.lifecycle-flow__track::before {
  content: "";
  position: absolute;
  top: 36px;
  left: 24px;
  right: 24px;
  height: 2px;
  background: #b1b4b6;
  z-index: 0;
}

@media (max-width: 768px) {
  .lifecycle-flow__track {
    flex-direction: column;
    align-items: center;
    margin: 0;
  }
  .lifecycle-flow__track::before {
    top: 0;
    left: 50%;
    right: auto;
    width: 2px;
    height: 100%;
    min-height: 120px;
    transform: translateX(-50%);
  }
}

.lifecycle-flow__node {
  flex: 1;
  min-width: 0;
  max-width: 220px;
  position: relative;
  z-index: 1;
  margin: 0 12px;
  background: #fff;
  border: 2px solid #b1b4b6;
  border-radius: 6px;
  padding: 20px 16px;
  box-shadow: 0 2px 0 0 rgba(0,0,0,0.05);
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.lifecycle-flow__node:hover {
  box-shadow: 0 4px 0 0 rgba(0,0,0,0.08);
}

@media (max-width: 768px) {
  .lifecycle-flow__node {
    max-width: 100%;
    width: 100%;
    margin: 12px 0;
  }
}

.lifecycle-flow__node-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 0.9375rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1;
}

.lifecycle-flow__node-label {
  display: block;
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #0b0c0c;
}

.lifecycle-flow__node-desc {
  font-size: 0.875rem;
  color: #505a5f;
  line-height: 1.4;
  margin: 0;
}

/* Node accent colours (left border + number circle) */
.lifecycle-flow__node--local {
  border-left-width: 4px;
  border-left-color: #912b58;
}
.lifecycle-flow__node--local .lifecycle-flow__node-num { background: #912b58; }

.lifecycle-flow__node--dev {
  border-left-width: 4px;
  border-left-color: #1d70b8;
}
.lifecycle-flow__node--dev .lifecycle-flow__node-num { background: #1d70b8; }

.lifecycle-flow__node--test {
  border-left-width: 4px;
  border-left-color: #00703c;
}
.lifecycle-flow__node--test .lifecycle-flow__node-num { background: #00703c; }

.lifecycle-flow__node--prod {
  border-left-width: 4px;
  border-left-color: #0b0c0c;
}
.lifecycle-flow__node--prod .lifecycle-flow__node-num { background: #0b0c0c; }

/* Connector arrow between nodes (desktop) */
.lifecycle-flow__node-connector {
  position: absolute;
  top: 35px;
  right: -14px;
  width: 10px;
  height: 10px;
  border-top: 2px solid #505a5f;
  border-right: 2px solid #505a5f;
  transform: rotate(45deg);
  z-index: 2;
  background: #fff;
  border-radius: 0 2px 0 0;
}

.lifecycle-flow__node:last-child .lifecycle-flow__node-connector {
  display: none;
}

@media (max-width: 768px) {
  .lifecycle-flow__node-connector {
    top: auto;
    bottom: -20px;
    right: 50%;
    margin-right: -6px;
    transform: rotate(135deg);
  }
  .lifecycle-flow__node:last-child .lifecycle-flow__node-connector {
    display: none;
  }
}

/* Content flow: two zones with a barrier */
.lifecycle-flow__zones {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex-wrap: wrap;
  margin: 24px 0;
}

@media (max-width: 768px) {
  .lifecycle-flow__zones {
    flex-direction: column;
  }
}

.lifecycle-flow__zone {
  flex: 1;
  min-width: 260px;
  padding: 24px;
  border-radius: 8px;
  border: 2px solid transparent;
}

.lifecycle-flow__zone--promote {
  background: #f3f2f1;
  border-color: #b1b4b6;
}

.lifecycle-flow__zone--prod {
  background: #fff;
  border-color: #0b0c0c;
  border-width: 2px;
  position: relative;
}

.lifecycle-flow__zone-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #505a5f;
  margin: 0 0 16px;
}

.lifecycle-flow__zone--prod .lifecycle-flow__zone-title {
  color: #0b0c0c;
}

.lifecycle-flow__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.lifecycle-flow__pill {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 4px;
  font-size: 0.9375rem;
  font-weight: 700;
  color: #fff;
}

.lifecycle-flow__pill--local { background: #912b58; }
.lifecycle-flow__pill--dev  { background: #1d70b8; }
.lifecycle-flow__pill--test { background: #00703c; }
.lifecycle-flow__pill--prod { background: #0b0c0c; }

.lifecycle-flow__zone-caption {
  font-size: 0.875rem;
  color: #505a5f;
  margin: 0;
  line-height: 1.4;
}

.lifecycle-flow__zone--prod .lifecycle-flow__zone-caption {
  color: #0b0c0c;
}

/* Barrier between zones */
.lifecycle-flow__barrier {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  flex-shrink: 0;
}

.lifecycle-flow__barrier-line {
  width: 2px;
  height: 60px;
  background: repeating-linear-gradient(
    to bottom,
    #d4351c 0,
    #d4351c 6px,
    transparent 6px,
    transparent 12px
  );
}

@media (max-width: 768px) {
  .lifecycle-flow__barrier {
    flex-direction: row;
    padding: 16px 0;
  }
  .lifecycle-flow__barrier-line {
    width: 60px;
    height: 2px;
    background: repeating-linear-gradient(
      to right,
      #d4351c 0,
      #d4351c 6px,
      transparent 6px,
      transparent 12px
    );
  }
}

.lifecycle-flow__barrier-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #d4351c;
  margin-top: 8px;
  white-space: nowrap;
}

@media (max-width: 768px) {
  .lifecycle-flow__barrier-label {
    margin-top: 0;
    margin-left: 12px;
  }
}

/* Single prod pill in its zone */
.lifecycle-flow__zone--prod .lifecycle-flow__pills {
  margin-bottom: 12px;
}