/* ==========================================================================
   MemoryLimit — dark-mode-first developer tool aesthetic.
   IBM Plex Sans for UI text, IBM Plex Mono for data/YAML/numeric values.
   Fonts are self-hosted (SIL OFL 1.1, see /fonts/OFL.txt).
   ========================================================================== */

@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 400; font-display: swap; src: url('/fonts/ibm-plex-sans-400.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 500; font-display: swap; src: url('/fonts/ibm-plex-sans-500.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 600; font-display: swap; src: url('/fonts/ibm-plex-sans-600.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 700; font-display: swap; src: url('/fonts/ibm-plex-sans-700.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url('/fonts/ibm-plex-mono-400.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 500; font-display: swap; src: url('/fonts/ibm-plex-mono-500.woff2') format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 600; font-display: swap; src: url('/fonts/ibm-plex-mono-600.woff2') format('woff2'); }

:root {
  color-scheme: dark;

  /* ---- surfaces ---- */
  --bg: #10121a;
  --bg-elevated: #171a23;
  --panel-bg: #1a1e28;
  --panel-bg-raised: #1f2431;
  --border: #2b303c;
  --border-strong: #3c4252;

  /* ---- text (every text token clears WCAG AA 4.5:1 on every surface) ---- */
  --text-primary: #e9eaf0;
  --text-secondary: #9ba1b3;
  --text-tertiary: #858b9e;

  /* ---- accents ---- */
  --accent: #e6a23c;
  --accent-strong: #f3b968;
  --accent-contrast: #1a1103;
  --teal: #46b3a4;
  --teal-strong: #63cabb;
  --danger: #e2626a;
  --danger-bg: rgba(226, 98, 106, 0.12);
  --warn: #e0954a;
  --warn-bg: rgba(224, 149, 74, 0.12);

  --grid-line: rgba(255, 255, 255, 0.035);
  --shadow-panel: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 12px 24px -16px rgba(0, 0, 0, 0.6);

  --font-ui: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;

  --radius-sm: 3px;
  --radius-md: 6px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #eef0f4;
  --bg-elevated: #f6f7fa;
  --panel-bg: #ffffff;
  --panel-bg-raised: #fbfbfd;
  --border: #d7dbe4;
  --border-strong: #b9bfcd;

  --text-primary: #1a1d27;
  --text-secondary: #565c6f;
  --text-tertiary: #646a7e;

  --accent: #b8730f;
  --accent-strong: #9a5f0a;
  --accent-contrast: #fffaf0;
  --teal: #157c6e;
  --teal-strong: #0f6559;
  --danger: #c8383f;
  --danger-bg: rgba(200, 56, 63, 0.08);
  --warn: #b06a1c;
  --warn-bg: rgba(176, 106, 28, 0.09);

  --grid-line: rgba(20, 24, 40, 0.035);
  --shadow-panel: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 10px 22px -18px rgba(20, 24, 40, 0.35);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    color-scheme: light;
    --bg: #eef0f4;
    --bg-elevated: #f6f7fa;
    --panel-bg: #ffffff;
    --panel-bg-raised: #fbfbfd;
    --border: #d7dbe4;
    --border-strong: #b9bfcd;

    --text-primary: #1a1d27;
    --text-secondary: #565c6f;
    --text-tertiary: #646a7e;

    --accent: #b8730f;
    --accent-strong: #9a5f0a;
    --accent-contrast: #fffaf0;
    --teal: #157c6e;
    --teal-strong: #0f6559;
    --danger: #c8383f;
    --danger-bg: rgba(200, 56, 63, 0.08);
    --warn: #b06a1c;
    --warn-bg: rgba(176, 106, 28, 0.09);

    --grid-line: rgba(20, 24, 40, 0.035);
    --shadow-panel: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 10px 22px -18px rgba(20, 24, 40, 0.35);
  }
}

* { box-sizing: border-box; }

.is-hidden { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text-primary);
}

body {
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

.skyline {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, var(--grid-line) 0, var(--grid-line) 1px, transparent 1px, transparent 96px),
    repeating-linear-gradient(0deg, var(--grid-line) 0, var(--grid-line) 1px, transparent 1px, transparent 96px);
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ---- header ---- */

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  position: relative;
  z-index: 2;
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: inherit; }

/* The logo's monogram: the colour version on light themes, the light-grey
   version on dark ones. Two <img>s rather than one inline SVG so the markup
   stays small; both are tiny and cached. */
.brand__mark { display: block; height: 28px; width: auto; }
.brand__mark--light { display: none; }
:root[data-theme="light"] .brand__mark--light { display: block; }
:root[data-theme="light"] .brand__mark--dark { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .brand__mark--light { display: block; }
  :root:not([data-theme="dark"]) .brand__mark--dark { display: none; }
}

.brand__name {
  margin: 0;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.brand__tagline {
  margin: 1px 0 0;
  font-size: 12.5px;
  color: var(--text-secondary);
}

.brand { flex-shrink: 0; }

/* ---- platform nav: a <details> dropdown, so it scales to any number of
   platforms and still works (and is crawlable) without JavaScript ---- */

.site-nav { position: relative; min-width: 0; }

.site-nav__toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  padding: 7px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--panel-bg);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  transition: border-color 0.15s ease;
}
.site-nav__toggle::-webkit-details-marker { display: none; }
.site-nav__toggle::after {
  content: '';
  width: 6px;
  height: 6px;
  margin-left: 2px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 0.15s ease;
}
.site-nav__menu[open] > .site-nav__toggle::after { transform: translateY(1px) rotate(-135deg); }
.site-nav__toggle:hover,
.site-nav__menu[open] > .site-nav__toggle { border-color: var(--accent); }

.site-nav__hint {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}

.site-nav__panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 20;
  min-width: 240px;
  max-height: calc(100vh - 90px);
  overflow-y: auto;
  padding: 6px;
  background: var(--panel-bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 32px -16px rgba(0, 0, 0, 0.5);
}

.site-nav__group + .site-nav__group {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--border);
}

.site-nav__group-title {
  margin: 0;
  padding: 6px 10px 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}

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

.site-nav__link {
  display: block;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.site-nav__link:hover { background: var(--bg-elevated); color: var(--text-primary); }
.site-nav__link[aria-current="page"] { background: var(--accent); color: var(--accent-contrast); }

.theme-toggle {
  margin-left: auto;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--panel-bg);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--text-primary); }
.theme-toggle__icon { font-size: 13px; }

/* ---- layout ---- */

.layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 24px;
  padding-top: 28px;
  padding-bottom: 56px;
  align-items: start;
}

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
}

.results,
.output-panels {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

/* ---- intro (per-page copy above the calculator / on landing) ---- */

.intro-section {
  padding-top: 32px;
  padding-bottom: 4px;
  max-width: 760px;
}

.intro-title {
  margin: 0 0 10px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.intro-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-secondary);
}

.intro-text a { color: var(--accent); }

.support-heading {
  margin: 28px 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.support-more { margin-top: 10px; }

.report-link {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--text-tertiary);
}
.report-link a { color: var(--text-tertiary); text-decoration: underline; text-underline-offset: 2px; }
.report-link a:hover { color: var(--accent); }

/* ---- landing page ---- */

.landing-section { padding-top: 4px; padding-bottom: 56px; }

.platform-card-list {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 28px;
  max-width: 900px;
}

.platform-group__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
}

.platform-group__cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.platform-card {
  display: block;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-panel);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.platform-card:hover { border-color: var(--accent); transform: translateY(-1px); }

.platform-card__name {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.platform-card__desc {
  margin: 0 0 10px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-secondary);
}

.platform-card__cta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.platform-card-list__empty {
  margin: 0;
  font-size: 13.5px;
  color: var(--text-tertiary);
}

/* ---- minimal redirect stub (/k8s/) ---- */

.redirect-panel {
  max-width: 480px;
  margin: 15vh auto 0;
  text-align: center;
}
.redirect-panel p { color: var(--text-secondary); font-size: 14px; line-height: 1.6; }
.redirect-panel a { color: var(--accent); }

/* ---- panels ---- */

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-panel);
}

.panel__title {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 9px;
}

.panel__title--tight { margin-bottom: 14px; }

.panel__index {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
}

.panel__header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
.panel__header-row .panel__title { margin-bottom: 0; }

.inputs .panel__title:not(:first-child) {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px dashed var(--border);
}

/* ---- segmented control (paste / manual input mode) ---- */

.mode-toggle {
  display: flex;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 16px;
}

.mode-toggle__btn {
  flex: 1;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: none;
  padding: 9px 10px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.mode-toggle__btn + .mode-toggle__btn { border-left: 1px solid var(--border-strong); }
.mode-toggle__btn[aria-pressed="true"] { background: var(--accent); color: var(--accent-contrast); }
.mode-toggle__btn:not([aria-pressed="true"]):hover { color: var(--text-primary); }

/* ---- empty / disabled state ---- */

.empty-state__message {
  margin: 0;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.empty-state__message code {
  color: var(--accent);
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 2px;
  padding: 1px 5px;
}
.empty-state__message a { color: var(--accent); }

/* ---- fields ---- */

.field-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.field-unit {
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--text-tertiary);
  text-transform: none;
}

.field-hint {
  font-size: 12.5px;
  color: var(--text-tertiary);
  margin: 0 0 14px;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 4px;
}

.field { min-width: 0; }

.field-input {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 9px 10px;
  font-family: var(--font-ui);
  font-size: 14px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input.field-input { font-family: var(--font-mono); }

.field-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(230, 162, 60, 0.15);
}

select.field-input {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-secondary) 50%), linear-gradient(135deg, var(--text-secondary) 50%, transparent 50%);
  background-position: calc(100% - 16px) center, calc(100% - 11px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 30px;
}

.prom-textarea {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  resize: vertical;
  margin-bottom: 8px;
}
.prom-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(230, 162, 60, 0.15);
}

.prom-feedback {
  font-size: 12px;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  margin-bottom: 12px;
  min-height: 16px;
}
.prom-feedback.is-ok { color: var(--teal); }
.prom-feedback.is-error { color: var(--danger); }

.query-hint {
  margin: 0 0 18px;
  font-size: 12px;
  color: var(--text-secondary);
}
.query-hint summary { cursor: pointer; color: var(--text-secondary); }
.query-hint summary:hover { color: var(--text-primary); }
.query-hint p { margin: 8px 0 6px; line-height: 1.55; }
.query-hint pre {
  margin: 0 0 6px;
  padding: 8px 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--text-primary);
  white-space: pre;
}

/* ---- gauge (hero) ---- */

.gauge-panel { padding-bottom: 24px; }

.gauge { margin-top: 4px; }

.gauge__track {
  position: relative;
  height: 56px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: visible;
}

.gauge__fill {
  position: absolute;
  inset: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-radius: 2px 0 0 2px;
  transition: width 0.35s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.gauge__marker {
  position: absolute;
  top: -8px;
  bottom: -8px;
  left: 0%;
  width: 0;
  border-left: 2px solid var(--teal);
  transition: left 0.35s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.gauge__marker--request { border-left-color: var(--teal); z-index: 2; }
.gauge__marker--limit { border-left-color: var(--danger); z-index: 3; }
.gauge__marker--peak { border-left-color: var(--text-secondary); border-left-style: dashed; z-index: 1; }

.gauge__marker-flag {
  position: absolute;
  top: -26px;
  left: 0;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  color: var(--text-secondary);
  padding: 2px 5px;
  background: var(--panel-bg);
  border: 1px solid var(--border-strong);
  border-radius: 2px;
}
.gauge__marker--request .gauge__marker-flag { color: var(--teal-strong); }
.gauge__marker--limit .gauge__marker-flag { top: auto; bottom: -26px; color: var(--danger); }

/* Clears the limit marker's flag, which hangs below the track. */
.gauge__scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-tertiary);
  margin-top: 36px;
}

.gauge__legend {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 12px;
  color: var(--text-secondary);
  margin: 20px 0 0;
}

@media (prefers-reduced-motion: reduce) {
  .gauge__fill, .gauge__marker { transition: none; }
}

.legend-swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: -1px;
}
.legend-swatch--fill { background: var(--accent); }
.legend-swatch--request { background: var(--teal); }
.legend-swatch--limit { background: var(--danger); }
.legend-swatch--peak { background: var(--text-secondary); }

/* ---- stat cards ---- */

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.stat-row:empty { display: none; }

@media (max-width: 640px) {
  .stat-row { grid-template-columns: 1fr; }
}

.stat-card {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-panel);
}

.stat-card--accent { border-color: var(--accent); background: var(--panel-bg-raised); }

.stat-card__label {
  margin: 0 0 8px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.stat-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.stat-card--accent .stat-card__value { color: var(--accent); }

.stat-card__sub {
  margin: 6px 0 0;
  font-size: 11.5px;
  color: var(--text-tertiary);
}

/* ---- warnings ---- */

.warnings:empty { display: none; }

.warning-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  border: 1px solid var(--warn);
  background: var(--warn-bg);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: 13px;
}

.warning-item + .warning-item { margin-top: 10px; }

.warning-item.is-error { border-color: var(--danger); background: var(--danger-bg); }

.warning-item__icon {
  font-family: var(--font-mono);
  flex-shrink: 0;
  line-height: 1.4;
}

/* ---- snippet ---- */

.copy-btn {
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  white-space: nowrap;
  flex-shrink: 0;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.copy-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--text-primary); }
.copy-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.copy-btn.is-copied { border-color: var(--teal); color: var(--teal-strong); background: rgba(70, 179, 164, 0.1); }

.yaml-block {
  margin: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  overflow-x: auto;
}

.yaml-block code {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-primary);
  white-space: pre;
}

.snippet-secondary-note {
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  margin: 10px 2px 0;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
}

/* ---- explanation ---- */

.explanation-panel { border-left: 2px solid var(--accent); }

.explanation {
  margin: 0;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.explanation-note {
  margin: 10px 0 0;
  font-size: 12.5px;
  color: var(--text-tertiary);
  line-height: 1.6;
}

/* ---- footer ---- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px 0 32px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-row {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-tagline {
  margin: 0;
  font-size: 12px;
  color: var(--text-tertiary);
  text-align: center;
}

.footer-link {
  color: var(--text-tertiary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.footer-link:hover { color: var(--accent); }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px 14px;
  font-size: 12px;
}

.support-list {
  max-width: 62ch;
  margin: 0 0 20px;
  padding-left: 20px;
  display: grid;
  gap: 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.support-list a { color: var(--accent); }
.support-list strong { display: block; color: var(--text-primary); }

/* ---- monetization: donation link ----
   js/monetization-ui.js removes the slot outright when the link is off
   or unconfigured; :empty only covers the case where scripts never run. */

.donation-slot:empty { display: none; }

.donation-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.donation-link:hover { border-color: var(--accent); color: var(--text-primary); }
.donation-link__icon { font-size: 12.5px; }

/* On phones the dropdown moves to its own full-width row under the brand. */
@media (max-width: 600px) {
  .site-header__inner { flex-wrap: wrap; row-gap: 12px; padding-bottom: 14px; }
  .site-nav { order: 3; flex: 1 1 100%; }
  .site-nav__toggle { justify-content: space-between; }
  .site-nav__panel { right: 0; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 16px; }
  .field-grid { grid-template-columns: 1fr; }
  .stat-card__value { font-size: 22px; }
  .brand__tagline { display: none; }
}

/* ---- Couchbase bucket list ---- */

.bucket-list { display: grid; gap: 14px; margin-bottom: 14px; }

.bucket-row {
  position: relative;
  margin: 0;
  padding: 14px 14px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--panel-bg-raised);
  min-width: 0;
}

.bucket-row__legend {
  padding: 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
}

.bucket-row .field-grid { gap: 10px 14px; margin-bottom: 8px; }

.bucket-row__remove { position: absolute; top: -14px; right: 12px; background: var(--panel-bg-raised); }

.bucket-add { margin-bottom: 22px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.guide-link { margin: 14px 0 0; font-size: 13.5px; }
.guide-link a { color: var(--accent); text-underline-offset: 2px; }
.guide-link a:hover { color: var(--accent-strong); }

/* ---- method guide pages ---- */

.guide-back { margin: 0 0 12px; font-size: 13px; }
.guide-back a { color: var(--text-secondary); text-underline-offset: 2px; }
.guide-back a:hover { color: var(--accent); }

.guide {
  display: grid;
  gap: 18px;
  max-width: 860px;
  padding-top: 20px;
  padding-bottom: 56px;
}

.guide-section,
.guide-toc {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-secondary);
  min-width: 0;
}

.guide-section p,
.guide-section ul { margin: 0 0 12px; }
.guide-section ul { padding-left: 20px; }
.guide-section li + li { margin-top: 6px; }
.guide-section a,
.guide-toc a { color: var(--accent); text-underline-offset: 2px; }
.guide-section strong { color: var(--text-primary); }
.guide-section code { font-family: var(--font-mono); font-size: 0.92em; color: var(--text-primary); }
.guide-section .yaml-block { margin: 4px 0 14px; }

.guide-toc ol { margin: 0; padding-left: 22px; columns: 2; column-gap: 28px; }
.guide-toc li { break-inside: avoid; margin-bottom: 4px; }

.guide-subheading { margin: 20px 0 8px; font-size: 15px; font-weight: 700; color: var(--text-primary); }

/* Source markers: a small citation at the end of the sentence it backs. "<Vendor> docs" links to the
   document; "Assumption" links to the page's table of assumptions. */
.guide-tag {
  display: inline-block;
  margin-left: 4px;
  padding: 0 5px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.5;
  white-space: nowrap;
  vertical-align: 1px;
  text-decoration: none;
  opacity: 0.85;
}
a.guide-tag:hover,
a.guide-tag:focus-visible { opacity: 1; text-decoration: underline; text-underline-offset: 2px; }
.guide-tag--doc { color: var(--teal-strong); background: color-mix(in srgb, var(--teal) 10%, transparent); }
.guide-tag--assumption { color: var(--warn); background: var(--warn-bg); }

.guide-level {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--warn);
  white-space: nowrap;
}
.guide-level--error { color: var(--danger); }

.guide-table-wrap { overflow-x: auto; margin: 4px 0 14px; }
.guide-table { width: 100%; border-collapse: collapse; font-size: 13.5px; line-height: 1.55; }
.guide-table th,
.guide-table td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.guide-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  border-bottom-color: var(--border-strong);
}
.guide-table tbody th { font-weight: 600; color: var(--text-primary); white-space: nowrap; }
.guide-table--numbers td { font-family: var(--font-mono); font-size: 12.5px; }
.guide-table--numbers td:last-child { text-align: right; white-space: nowrap; color: var(--text-primary); }
.guide-table__result th,
.guide-table__result td:last-child { color: var(--accent); font-weight: 700; }

.guide-nesting { margin: 6px 0 16px; }
.guide-nesting__box {
  flex: 1;
  min-width: 0;
  padding: 8px 10px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--panel-bg-raised);
}
.guide-nesting__box--muted { flex: 0 1 30%; border-style: dashed; background: transparent; }
.guide-nesting__box--accent { border-color: var(--accent); }
.guide-nesting__box--leaf { background: var(--bg-elevated); }
.guide-nesting__row { display: flex; gap: 8px; margin-top: 6px; }
.guide-nesting__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.4;
  color: var(--text-secondary);
}

.guide-references { padding-left: 20px; }

@media (max-width: 640px) {
  .guide-toc ol { columns: 1; }
  .guide-nesting__row { flex-direction: column; }
  .guide-nesting__box--muted { flex-basis: auto; }
}

/* ---- field tooltips ---- */

.field-label-row { display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.field-label-row .field-label { margin-bottom: 0; }

.hint-tip__btn {
  flex: none;
  display: inline-grid;
  place-items: center;
  width: 16px;
  height: 16px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  background: transparent;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
  cursor: help;
}
.hint-tip__btn:hover,
.hint-tip__btn:focus-visible { color: var(--accent); border-color: var(--accent); }
.hint-tip__btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/*
 * A bubble above the "?" button, its arrow pointing at it. couchbase-page.js sets `left` and --arrow-x so it
 * stays inside the viewport, and adds .is-below when there's no room above.
 */
.field-head { position: relative; }

.hint-tip__text {
  --arrow-x: 50%;
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  z-index: 5;
  width: max-content;
  max-width: min(260px, calc(100vw - 16px));
  padding: 8px 10px;
  border: 1px solid var(--accent);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-panel);
  color: var(--text-primary);
  font-size: 12.5px;
  font-weight: 400;
  line-height: 1.5;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.12s ease, visibility 0.12s;
}

/* Arrow: a square rotated 45°, showing two borders. */
.hint-tip__text::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: calc(var(--arrow-x) - 5px);
  width: 10px;
  height: 10px;
  background: var(--bg-elevated);
  border-right: 1px solid var(--accent);
  border-bottom: 1px solid var(--accent);
  transform: rotate(45deg);
}

/* Covers the gap between bubble and button, so the pointer can move onto the bubble without it closing. */
.hint-tip__text::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 12px;
}

.hint-tip__text.is-below { bottom: auto; top: calc(100% + 10px); }
.hint-tip__text.is-below::after { bottom: auto; top: -6px; transform: rotate(-135deg); }
.hint-tip__text.is-below::before { top: auto; bottom: 100%; }

.field-head:has(.hint-tip__btn:hover) .hint-tip__text,
.field-head:has(.hint-tip__btn:focus) .hint-tip__text,
.hint-tip__text:hover { visibility: visible; opacity: 1; }

body.tips-dismissed .hint-tip__text { visibility: hidden !important; opacity: 0 !important; }

@media (prefers-reduced-motion: reduce) {
  .hint-tip__text { transition: none; }
}

.explanation-steps { margin: 0; padding-left: 18px; }
.explanation-steps li + li { margin-top: 4px; }
.explanation-steps strong { color: var(--text-primary); font-weight: 600; }

/* The kind of each row in a guide's table of assumptions (ADR 0013). */
.guide-kind { color: var(--text-secondary); font-size: 12.5px; }
.guide-kind-legend { font-size: 13px; color: var(--text-secondary); }

/* Two-way links between an "Assumption" label and its row in the table of assumptions (ADR 0013). */
.guide-backref { margin-left: 4px; color: var(--warn); text-decoration: none; font-size: 12px; }
.guide-backref:hover,
.guide-backref:focus-visible { text-decoration: underline; }
.guide-table tr[id],
.guide-tag[id] { scroll-margin-top: 24px; }
.guide-table tr:target td { background: var(--warn-bg); }
.guide-tag:target { outline: 2px solid var(--warn); outline-offset: 1px; opacity: 1; }

/* Long identifiers in a guide's running text (e.g. functionAppConfig.scaleAndConcurrency.instanceMemoryMB)
   wrap instead of widening the page on a phone. */
.guide-section p code,
.guide-section li code,
.guide-section td code { overflow-wrap: anywhere; }

/* Near either end of the gauge, a marker's flag extends inwards so it stays inside the panel. */
.gauge__marker-flag.is-end { transform: translateX(calc(-100% + 2px)); }
.gauge__marker-flag.is-start { transform: translateX(-2px); }

/*
 * "Advanced: margins and defaults": closed by default under the inputs, holding the values the result relies on that are
 * MemoryLimit's own defaults or vendor defaults (advanced-settings.js). The summary counts the ones changed.
 */
.advanced {
  margin-top: 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.advanced__summary {
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}
.advanced__summary:hover,
.advanced__summary:focus-visible { color: var(--text-primary); }
.advanced[open] .advanced__summary { margin-bottom: 10px; }
.advanced__count {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 400;
  color: var(--warn);
}
.advanced__reset { margin-top: 10px; }
.advanced__reset:disabled { opacity: 0.5; cursor: default; }
.field[hidden] { display: none; }

/* A number outside the field's min/max is used at the nearest end of the range; the border says so. */
.advanced .field-input:invalid { border-color: var(--warn); }