/* Ramada School site — main stylesheet
   Design system: Editorial spec sheet (per design-ref/africa/project/Spec Sheet.html)
   Palette: Mono Slate. Typography: Newsreader + IBM Plex Sans + IBM Plex Mono.
*/

/* Google Fonts are loaded via <link> in each HTML head (not @import here)
   so they can run in parallel with this stylesheet and the preconnect
   hints in the same head start the TLS handshake earlier. See site/*.html. */

:root {
  /* Mono Slate palette */
  --paper:       #ececea;
  --paper-pure:  #ffffff;
  --ink:         #111111;
  --ink-soft:    #3a3a3a;
  --ink-mute:    #888888;
  --accent:      #3d3d3d;
  --accent-soft: #b8b8b8;
  --rule:        #cfcfcb;
  --rule-soft:   #dededa;

  /* Status colours kept restrained */
  --c-success: #2f5d3c;
  --c-warning: #8a6324;
  --c-danger:  #8a3324;
  --c-focus:   #3a3a3a;

  /* Aliases for legacy class names — map to Mono Slate */
  --c-primary:        var(--ink);
  --c-primary-hover:  var(--accent);
  --c-accent:         var(--accent);
  --c-bg:             var(--paper);
  --c-bg-soft:        var(--rule-soft);
  --c-bg-sunken:      var(--rule);
  --c-text:           var(--ink);
  --c-text-soft:      var(--ink-soft);
  --c-text-muted:     var(--ink-mute);
  --c-border:         var(--rule);
  --c-border-soft:    var(--rule-soft);

  --radius: 0px;
  --radius-lg: 0px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow:    0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 28px rgba(0,0,0,0.12);

  --font-serif: "Newsreader", Georgia, "Times New Roman", serif;
  --font-sans:  "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono:  "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  margin: 0;
  line-height: 1.45;
  font-size: 19px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main { flex: 1; width: 100%; min-width: 0; }
.site-header, .site-nav, .site-footer { width: 100%; }

:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: 2px;
}

a { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent); }

button {
  font: inherit;
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

img { max-width: 100%; height: auto; }

.skip-link {
  position: absolute;
  top: -40px;
  left: 8px;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 16px;
  z-index: 1000;
}
.skip-link:focus { top: 8px; }

/* === HEADER (editorial topbar) === */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 10px 24px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  border-top: 2px solid var(--ink);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
  color: var(--ink);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
}
.brand-tagline {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  text-transform: none;
}

.header-search { position: relative; }
.header-search input {
  width: 100%;
  padding: 6px 12px 6px 32px;
  border: 1px solid var(--rule);
  background: var(--paper-pure) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="%23888" stroke-width="1.5"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>') 10px center no-repeat;
  font: inherit;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink);
  border-radius: 0;
}
.header-search input:focus {
  border-color: var(--ink);
  outline: none;
}

.header-pills {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.lang-toggle button {
  padding: 4px 10px;
  color: var(--ink-soft);
  background: var(--paper);
  border-right: 1px solid var(--ink);
}
.lang-toggle button:last-child { border-right: none; }
.lang-toggle button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
}

/* === NAV (secondary row, editorial) === */
.site-nav {
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
  overflow-x: auto;
}
.nav-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 0;
}
.nav-inner a {
  padding: 10px 16px 10px 0;
  margin-right: 16px;
  color: var(--ink-soft);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
}
.nav-inner a:hover { color: var(--ink); }
.nav-inner a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* === MAIN === */
.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.page-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 38px;
  line-height: 1.02;
  letter-spacing: -0.014em;
  color: var(--ink);
  margin: 0 0 6px;
}
.page-intro {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 19px;
  color: var(--ink-soft);
  max-width: 720px;
  margin: 0 0 28px;
  line-height: 1.45;
}

/* Section title — uppercase label + flex rule on the right */
.section-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 28px 0 12px;
  padding: 0;
  border: none;
}
.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--rule);
  margin-left: 4px;
}

/* === CARDS === */
.card {
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  padding: 18px 20px;
  border-radius: 0;
  box-shadow: none;
  transition: none;
}
.card:hover { box-shadow: none; }
a.card { text-decoration: none; color: inherit; display: block; }

.stat-card {
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--ink);
  padding: 14px 18px;
  border-radius: 0;
}
.stat-label {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.stat-value {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.014em;
  color: var(--ink);
  margin-top: 4px;
  line-height: 1.05;
}
.stat-sub {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--ink-soft);
  margin-top: 4px;
}

.callout {
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--accent);
  padding: 10px 14px;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink-soft);
}
.callout strong { color: var(--ink); font-weight: 600; }
.callout-info { border-left-color: var(--ink); }

/* === GRIDS === */
.grid-stats { display: grid; gap: 12px; grid-template-columns: 1fr; margin-bottom: 28px; }
.grid-cards { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid-stats { grid-template-columns: repeat(2, 1fr); }
  .grid-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-stats { grid-template-columns: repeat(4, 1fr); }
  .grid-cards { grid-template-columns: repeat(3, 1fr); }
}

/* === DOCUMENT CARDS === */
.doc-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-decoration: none;
  color: inherit;
}
.doc-card:hover { color: var(--accent); }
.doc-thumb {
  background: var(--ink);
  color: var(--paper);
  height: 120px;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.doc-thumb::after { content: none; }
.doc-card h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
  line-height: 1.25;
}
.doc-card .meta {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ink-mute);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* === BADGES === */
.badge {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 0;
  background: var(--rule-soft);
  color: var(--ink-soft);
  border: 1px solid var(--rule);
}
.badge-primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.badge-accent  { background: var(--accent); color: var(--paper); border-color: var(--accent); }
.badge-success { background: var(--paper-pure); color: var(--c-success); border-color: var(--c-success); }
.badge-warning { background: var(--paper-pure); color: var(--c-warning); border-color: var(--c-warning); }
.badge-danger  { background: var(--paper-pure); color: var(--c-danger);  border-color: var(--c-danger);  }

.lang-flag {
  display: inline-block;
  padding: 1px 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
  background: var(--rule-soft);
  color: var(--ink-soft);
  border-radius: 0;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 0;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.btn:hover { background: var(--accent); color: var(--paper); border-color: var(--accent); }
.btn-ghost {
  background: var(--paper-pure);
  color: var(--ink);
  border-color: var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--paper); }
.btn-small { padding: 5px 10px; font-size: 14px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }

/* === FILTERS / FORM === */
.filters {
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  padding: 14px 16px;
  border-radius: 0;
  margin-bottom: 22px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .filters { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); align-items: end; }
}
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-group label {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.filter-group select, .filter-group input {
  padding: 6px 10px;
  border: 1px solid var(--rule);
  border-radius: 0;
  background: var(--paper-pure);
  font: inherit;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink);
}
.filter-group select:focus, .filter-group input:focus {
  border-color: var(--ink);
  outline: none;
}

/* === TABLES (editorial spec-table style) === */
.table-wrap {
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  border-radius: 0;
  overflow-x: auto;
}
table.data {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-sans);
  font-size: 17px;
  color: var(--ink);
}
table.data th {
  text-align: left;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 10px 12px;
  border-bottom: 1px solid var(--ink);
  background: var(--paper);
  position: sticky;
  top: 0;
}
table.data td {
  padding: 7px 12px;
  border-bottom: 1px solid var(--rule-soft);
  vertical-align: top;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.3;
}
table.data tr:last-child td { border-bottom: none; }
table.data tr.total td {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 18px;
  color: var(--ink);
  background: rgba(0,0,0,0.025);
  border-top: 1px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  padding: 10px 12px;
}
table.data td.num, table.data th.num {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}
table.data tr.total td.num {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
}
table.data tbody tr:hover { background: rgba(0,0,0,0.025); }

td.best { background: rgba(0,0,0,0.04) !important; font-weight: 600; }
td.worst { color: var(--ink-mute); }

/* === DOCUMENT DETAIL TWO-PANE === */
.doc-pane-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
@media (min-width: 1024px) {
  .doc-pane-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }
}
.pdf-frame {
  width: 100%;
  height: 80vh;
  border: 1px solid var(--rule);
  border-radius: 0;
  background: var(--paper);
}

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--ink);
  overflow-x: auto;
}
.tabs button {
  padding: 8px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
}
.tabs button[aria-selected="true"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}
.tab-panel { padding: 16px 0; }

/* === BUDGET EXPLORER === plan-card editorial style */
.budget-scenarios {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .budget-scenarios { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1280px) { .budget-scenarios { grid-template-columns: repeat(4, 1fr); } }

.scenario-card {
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  padding: 16px 18px;
  position: relative;
  border-radius: 0;
  box-shadow: none;
  transition: none;
}
.scenario-card:hover { box-shadow: none; transform: none; }
/* Recommended (C) — white background, accent left border. Badge floats above. */
.scenario-card.recommended {
  border-left: 4px solid var(--accent);
  padding-left: 15px;
}
/* Architect spec (D) — same treatment but with a quieter ink-soft border. */
.scenario-card.architect {
  border-left: 4px solid var(--ink-soft);
  padding-left: 15px;
}
/* Give every card the same top margin so badged cards' floating labels
   don't push their content lower than non-badged neighbours. */
.budget-scenarios { margin-top: 28px; }
.scenario-card.recommended::before,
.scenario-card.architect::before {
  content: attr(data-badge);
  position: absolute;
  top: -22px; right: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 0;
  border: 1px solid var(--ink);
  border-bottom: none;
}
.scenario-card:not(.recommended):not(.architect)::before {
  content: attr(data-badge);
  position: absolute;
  top: -22px; right: 0;
  background: var(--accent);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 0;
}
.scenario-card:not(.recommended):not(.architect):not([data-badge]):not([data-badge=""])::before { display: none; }
.scenario-card[data-badge=""]::before { display: none; }
.scenario-name {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.005em;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 12px;
}
.scenario-total {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.014em;
  color: var(--ink);
  margin: 10px 0 0;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.scenario-total-usd {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ink-mute);
  margin-top: 4px;
  letter-spacing: 0.04em;
}
.scenario-breakdown {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--ink-soft);
  margin-top: 12px;
}
.scenario-breakdown div { display: flex; justify-content: space-between; padding: 2px 0; gap: 8px; }

.eq-section-head {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  border-top: 1px solid var(--rule-soft);
  margin-top: 8px;
  padding-top: 6px;
}
.eq-section-head:first-child { border-top: none; margin-top: 0; padding-top: 0; }
.eq-row {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--ink-soft);
  padding: 1px 0 1px 8px;
  font-weight: 400;
}
.eq-row span:last-child { font-family: var(--font-mono); font-size: 15px; font-variant-numeric: tabular-nums; }
.eq-row-empty { color: var(--ink-mute); opacity: 0.4; }
.scenario-decisions {
  margin: 14px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--rule-soft);
}
.scenario-decisions .decision-link {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-align: left;
}

/* Install / turnkey vendor highlight card */
.install-group-recommended {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.install-group-recommended h3 { color: var(--paper) !important; }
.install-group-recommended strong { color: var(--paper) !important; }
.install-group-recommended .text-soft { color: rgba(236,236,234,0.7) !important; }

/* === DOWNLOAD BUTTONS === */
.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  white-space: nowrap;
}
.download-btn .dl-glyph { flex-shrink: 0; }
.download-btn:hover .dl-glyph { transform: translateY(1px); transition: transform 0.15s; }

/* PDFs page header: title left, "Download all docs (zip)" CTA right */
.docs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 28px;
}
.download-all-cta {
  background: #000;
  color: #fff;
  border-color: #000;
  font-size: 15px;
  letter-spacing: 0.16em;
  padding: 10px 18px;
}
.download-all-cta:hover,
.download-all-cta:focus-visible {
  background: #1f1f1f;
  color: #fff;
  border-color: #1f1f1f;
}
.download-all-cta .dl-glyph { width: 16px; height: 16px; color: #fff; }
.download-all-cta:visited { color: #fff; }
@media (max-width: 480px) {
  .docs-header { flex-direction: column; align-items: stretch; }
  .download-all-cta { justify-content: center; padding: 12px 18px; }
}

/* === PHONE / WHATSAPP LINKS === */
.phone-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 2px;
  white-space: nowrap;            /* keep the whole number on one line */
}
.phone-link:hover { color: var(--accent); }
.phone-link .wa-glyph { flex-shrink: 0; color: inherit; }
.phone-link span { white-space: nowrap; }
/* Give the Phone column room so nowrap numbers don't force the table wide */
#supplier-table th:nth-child(2),
#supplier-table td:nth-child(2) { min-width: 150px; }

/* === VERIFICATION ICONS === */
.verify-icon {
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 50%;
  text-align: center;
  font-size: 14px;
  line-height: 12px;
  font-weight: 700;
  cursor: help;
  vertical-align: middle;
  font-family: var(--font-mono);
}
.verify-verified  { background: var(--c-success); color: var(--paper); }
.verify-indicative { background: var(--c-warning); color: var(--paper); }
.verify-pending    { background: var(--ink-mute); color: var(--paper); }

/* === FOOTER (editorial strip) === */
.site-footer {
  margin-top: auto;
  background: var(--paper);
  color: var(--ink-soft);
  padding: 16px 24px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-top: 1px solid var(--ink);
}
.footer-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .footer-inner { grid-template-columns: 2fr 1fr 1fr; } }
.site-footer h4 {
  color: var(--ink);
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
}
.site-footer a { color: var(--ink-soft); text-decoration: underline; }
.site-footer a:hover { color: var(--ink); }

/* === UTILITIES === */
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.text-sm { font-size: 16px; }
.text-muted { color: var(--ink-mute); }
.text-soft { color: var(--ink-soft); }
.font-bold { font-weight: 600; }
.font-mono { font-family: var(--font-mono); }
.text-right { text-align: right; }

/* Floor plan */
.floor-plan-wrap {
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  padding: 14px;
  overflow: auto;
}
.floor-plan-wrap svg { display: block; width: 100%; height: auto; }
.floor-plan-wrap .room { fill: var(--paper); stroke: var(--ink); stroke-width: 1.5; cursor: pointer; transition: fill 0.15s; }
.floor-plan-wrap .room:hover, .floor-plan-wrap .room:focus { fill: var(--rule); outline: none; }
.floor-plan-wrap .room-label { fill: var(--ink); font-family: var(--font-serif); font-size: 18px; font-weight: 500; text-anchor: middle; pointer-events: none; user-select: none; }
.floor-plan-wrap .room-sub { fill: var(--ink-soft); font-family: var(--font-sans); font-size: 15px; text-anchor: middle; pointer-events: none; user-select: none; }

/* MODAL */
body.modal-open { overflow: hidden; }
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(17,17,17,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 100; padding: 16px;
}
.modal {
  background: var(--paper-pure);
  border: 1px solid var(--ink);
  border-radius: 0;
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
  padding: 28px;
  box-shadow: var(--shadow-lg);
}
.modal h2 {
  margin-top: 0;
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.modal .close { position: absolute; top: 12px; right: 12px; font-size: 22px; color: var(--ink-mute); }

/* === DECISION BLOCKS (inline modal popovers) === */
.decision-block {
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.decision-block:last-of-type { border-bottom: none; }
.decision-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.005em;
  color: var(--ink);
  margin: 0 0 6px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.decision-id {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--paper);
  background: var(--ink);
  padding: 2px 6px;
}
.decision-decision {
  background: rgba(47,93,60,0.07);
  border-left: 2px solid var(--c-success);
  padding: 8px 10px;
  margin: 4px 0;
  font-family: var(--font-serif);
  font-size: 17px;
}
.decision-rationale {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--ink-soft);
  margin: 8px 0;
}
.decision-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-style: dotted;
  cursor: pointer;
}
.decision-link:hover { color: var(--ink); }

/* SEARCH RESULTS */
.search-result {
  padding: 12px 14px;
  border: 1px solid var(--rule);
  border-radius: 0;
  margin-bottom: 8px;
  background: var(--paper-pure);
}
.search-result h3 { margin: 0; font-family: var(--font-serif); font-weight: 500; font-size: 19px; color: var(--ink); }
.search-result .snippet { color: var(--ink-soft); font-family: var(--font-serif); font-size: 17px; margin-top: 3px; }
.search-result mark { background: rgba(0,0,0,0.08); padding: 0 2px; }

/* EMPTY STATES */
.empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--ink-mute);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.empty-state-icon {
  font-size: 36px;
  line-height: 1;
  opacity: 0.45;
  color: var(--ink-mute);
}
.empty-state-icon svg { width: 38px; height: 38px; display: block; }
.empty-state-text {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--ink-soft);
}
.empty-state .btn,
.empty-state .btn-ghost {
  margin-top: 4px;
}

/* ============================================================
   MOBILE FIXES (Phase 6 audit)
   - 768px and below: header search drops to second row
   - 480px and below: header pills wrap below brand; tables collapse
     to stacked card view; nav becomes horizontal scroll
   - Floor plan stacks image-then-sidebar
   ============================================================ */

@media (max-width: 768px) {
  .header-inner {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand pills"
      "search search";
    row-gap: 8px;
  }
  .brand { grid-area: brand; }
  .header-pills { grid-area: pills; justify-self: end; }
  .header-search { grid-area: search; }

  .page-title { font-size: 30px; }
}

@media (max-width: 480px) {
  .header-inner { padding: 8px 16px; }
  .header-pills { flex-wrap: wrap; gap: 6px; justify-content: flex-end; }
  .lang-toggle button { padding: 4px 8px; font-size: 13px; }

  .nav-inner { padding: 0 16px; -webkit-overflow-scrolling: touch; scrollbar-width: thin; }
  .nav-inner a { padding: 10px 12px 10px 0; margin-right: 12px; font-size: 13px; letter-spacing: 0.14em; }

  .container { padding: 16px 16px 48px; }
  .page-title { font-size: 26px; }
  .filters { padding: 10px 12px; gap: 10px; }
  .scenario-card { padding: 14px 14px 14px 18px; }
  .scenario-card.recommended, .scenario-card.architect { padding-left: 14px; border-left-width: 3px; }

  /* Floor plan: image on top, sidebar (room buttons) below */
  .plan-grid { grid-template-columns: 1fr !important; gap: 12px; }

  /* === STACKED CARD TABLES ===
     Tables marked with [data-mobile-cards] reflow as a stack of cards
     on narrow viewports. The visible thead is hidden; each <td> uses
     its data-label attribute as a leading caption. */
  table.data[data-mobile-cards], table.data[data-mobile-cards] tbody,
  table.data[data-mobile-cards] tr, table.data[data-mobile-cards] td {
    display: block; width: 100%;
  }
  table.data[data-mobile-cards] thead { display: none; }
  table.data[data-mobile-cards] tbody tr {
    border: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    padding: 10px 12px;
    margin-bottom: 10px;
    background: var(--paper-pure);
  }
  table.data[data-mobile-cards] tbody tr:hover { background: var(--paper-pure); }
  table.data[data-mobile-cards] td {
    padding: 4px 0;
    border-bottom: none;
    font-size: 16px;
    text-align: left;
  }
  table.data[data-mobile-cards] td.num { text-align: left; font-family: var(--font-mono); }
  table.data[data-mobile-cards] td[data-label]::before {
    content: attr(data-label);
    display: inline-block;
    min-width: 90px;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-right: 8px;
  }
  table.data[data-mobile-cards] td[data-label-hide]::before { content: none; min-width: 0; }
  /* The first cell (item name) acts as the card title — no label */
  table.data[data-mobile-cards] tbody tr td:first-child {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 4px;
  }
  table.data[data-mobile-cards] tbody tr td:first-child::before { display: none; }

  /* Tax page: items table allows horizontal scroll inside its wrap so
     it remains a table on narrow widths (no data-mobile-cards). */
  .table-wrap.scroll-x { overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* === Dev-only viewport indicator (visible when ?dev=1) === */
.viewport-indicator {
  position: fixed;
  bottom: 10px;
  right: 10px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 8px;
  border-radius: 0;
  z-index: 999;
  letter-spacing: 0.04em;
  opacity: 0.85;
  pointer-events: none;
}