/* ==========================================================================
   ZoningLedger — shared design system
   Blueprint / drafting-sheet aesthetic. Warm off-white body, navy blueprint
   bands, rust/bronze accent, Playfair Display + DM Sans + DM Mono.
   ========================================================================== */

:root {
  --bg: #FCFBFA;
  --bg-white: #FFFFFF;
  --bg-table-head: #F3F0EA;
  --bg-tag: #EFEAE1;

  --ink: #1C1C1C;
  --ink-soft: #3A3A3A;
  --ink-muted: #4A4A4A;
  --ink-faint: #5A5A54;
  --ink-fainter: #8A8A8A;
  --ink-faintest: #B5B5B0;

  --line-strong: rgba(28,28,28,0.2);
  --line: rgba(28,28,28,0.14);
  --line-soft: rgba(28,28,28,0.12);
  --line-softer: rgba(28,28,28,0.1);
  --line-faint: rgba(28,28,28,0.08);

  --rust: #B4552E;
  --bronze: #C97A4A;
  --bronze-light: #DFA283;

  --navy: #1C2B33;
  --navy-2: #233842;
  --navy-line: rgba(255,255,255,0.2);
  --navy-line-soft: rgba(255,255,255,0.16);
  --navy-cream: #FBF8F2;
  --navy-text: #C7D0D4;
  --navy-text-muted: #8FA0A8;
  --navy-text-faint: #7C8B92;
  --navy-dot: #4A5A62;

  --status-approved-bg: #EAEFE4;
  --status-approved-fg: #4F5F42;
  --status-pending-bg: #F3EEDD;
  --status-pending-fg: #8A6E2A;
  --status-denied-bg: #F2E4E1;
  --status-denied-fg: #8A3E2E;

  --serif: 'Playfair Display', serif;
  --sans: 'DM Sans', sans-serif;
  --mono: 'DM Mono', monospace;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  min-height: 100vh;
}

a { color: var(--rust); text-decoration: none; }
a:hover { color: var(--ink); }
::selection { background: #E4E7DC; }
input::placeholder { color: #B9C4CE; }
img { max-width: 100%; }

@keyframes dash-scroll { to { stroke-dashoffset: -24; } }
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

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

.zl-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 60px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.zl-header-left {
  display: flex;
  align-items: center;
  gap: 40px;
  height: 100%;
  min-width: 0;
}

.zl-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
  color: var(--ink);
}
.zl-brand:hover { color: var(--ink); }
.zl-brand-mark { flex: none; }
.zl-brand-name {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--ink);
}

.zl-nav {
  display: flex;
  gap: 2px;
  height: 100%;
}
.zl-nav a {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  font-weight: 500;
  color: #6A6A6A;
  border-bottom: 2px solid transparent;
}
.zl-nav a:hover { color: var(--ink); border-color: rgba(28,28,28,0.25); }
.zl-nav a.is-active { color: var(--ink); border-bottom-color: var(--rust); }

.zl-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid rgba(28,28,28,0.2);
  font-family: var(--mono);
  flex: none;
}
.zl-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--rust);
  display: inline-block;
  flex: none;
  animation: pulse-dot 2.2s ease-in-out infinite;
}
.zl-badge-text {
  font-size: 11px;
  letter-spacing: 0.01em;
  color: #3A3A3A;
  white-space: nowrap;
}

/* -------------------------------------------------------- breadcrumb bar */

.zl-breadcrumb {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 20px 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--ink-fainter);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.zl-breadcrumb a { color: var(--ink-fainter); }
.zl-breadcrumb a:hover { color: var(--rust); }
.zl-breadcrumb .sep { color: #C9C9C2; }
.zl-breadcrumb .current { color: var(--ink-soft); }

/* --------------------------------------------------- blueprint hero/band */

.zl-blueprint {
  position: relative;
  background: var(--navy);
  background-image:
    linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.09) 1px, transparent 1px);
  background-size: 16px 16px, 16px 16px, 80px 80px, 80px 80px;
  padding: 36px 20px 32px;
  overflow: hidden;
}
.zl-blueprint.is-compact { padding: 26px 20px 24px; }

.zl-reg-mark { position: absolute; opacity: 0.55; }
.zl-reg-mark.tl { top: 16px; left: 16px; }
.zl-reg-mark.tr { top: 16px; right: 16px; }

.zl-sheet-label {
  position: absolute;
  top: 18px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--navy-text-muted);
}
.zl-sheet-label.left { left: 50px; }
.zl-sheet-label.right { right: 50px; }

.zl-blueprint-inner {
  max-width: 1120px;
  margin: 0 auto;
  position: relative;
  padding: 0 20px;
}

.zl-blueprint.is-compact .zl-blueprint-inner {
  padding-top: 22px;
}

.zl-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 16px;
}

.zl-hero-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
  margin-bottom: 26px;
  padding-top: 18px;
}

.zl-h1 {
  font-family: var(--serif);
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  max-width: 680px;
  color: var(--navy-cream);
}

.zl-h2-band {
  font-family: var(--serif);
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.25;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  max-width: 680px;
  color: var(--navy-cream);
}

.zl-dimline { display: block; margin: 6px 0 16px; opacity: 0.75; max-width: 100%; }

.zl-lede {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--navy-text);
  max-width: 560px;
  margin: 0;
}

.zl-stamp {
  flex: none;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 1.5px dashed var(--bronze);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transform: rotate(-9deg);
}
.zl-stamp-text {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.05em;
  color: var(--bronze-light);
  line-height: 1.5;
}

/* ----------------------------------------------------------- query console */

.zl-console {
  border: 1px solid var(--navy-line);
  background: var(--navy-2);
  box-shadow: 0 4px 24px rgba(0,0,0,0.25);
}
.zl-console-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr auto;
}
.zl-console-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 18px;
  border-right: 1px solid var(--navy-line-soft);
  min-width: 0;
}
.zl-console-cell:last-of-type { border-right: none; }
.zl-console-cell input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--navy-cream);
  padding: 4px 0;
}
.zl-console-cell select {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--navy-cream);
  font-weight: 500;
  appearance: none;
}
.zl-console-cell select option { color: #1C1C1C; }
.zl-console-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navy-text-muted);
}
.zl-console-chevron { margin-left: auto; opacity: 0.6; flex: none; }
.zl-console-btn {
  flex: none;
  background: var(--bronze);
  color: var(--ink);
  border: none;
  padding: 0 28px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  font-weight: 600;
  cursor: pointer;
}
.zl-console-btn:hover { background: var(--bronze-light); }

/* ---------------------------------------------------------------- tags */

.zl-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.zl-tags-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--navy-text-faint);
  margin-right: 2px;
}
.zl-tag {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--navy-text);
  padding: 5px 10px;
  border: 1px solid rgba(255,255,255,0.2);
}
.zl-tag:hover { border-color: var(--bronze); color: var(--bronze-light); }

/* ----------------------------------------------------------------- KPI */

.zl-kpi {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--navy-line);
  margin-top: 32px;
  overflow: hidden;
}
.zl-kpi-cell {
  padding: 16px 20px;
  border-right: 1px solid var(--navy-line-soft);
}
.zl-kpi-cell:last-child { border-right: none; }
.zl-kpi-value {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 500;
  color: var(--navy-cream);
}
.zl-kpi-value.accent { color: var(--bronze); }
.zl-kpi-label {
  font-size: 11px;
  color: var(--navy-text-muted);
  margin-top: 3px;
  font-family: var(--mono);
  letter-spacing: 0.02em;
}

/* --------------------------------------------------------- section / fig */

.zl-section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 40px 20px 40px;
}
.zl-section.is-tight { padding: 40px 40px 56px; }

.zl-fig {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 4px;
}
.zl-fig-num {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--rust);
}
.zl-fig-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: #B0B0AA;
}

.zl-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  gap: 12px;
  flex-wrap: wrap;
}
.zl-h2 {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 600;
  margin: 0;
}
.zl-section-desc {
  font-size: 13.5px;
  color: var(--ink-faint);
  margin: 0 0 20px;
  max-width: 640px;
  line-height: 1.6;
}

.zl-filter-tabs { display: flex; gap: 6px; font-family: var(--mono); flex-wrap: wrap; }
.zl-filter-tab {
  font-size: 11px;
  color: var(--ink-fainter);
  padding: 5px 11px;
  border: 1px solid rgba(28,28,28,0.1);
  background: none;
  cursor: pointer;
  font-family: var(--mono);
}
.zl-filter-tab.is-active {
  font-weight: 600;
  color: var(--ink);
  background: var(--bg-tag);
  border-color: rgba(28,28,28,0.16);
}

/* --------------------------------------------------------------- table */

.zl-table-wrap {
  border: 1px solid var(--line-strong);
  overflow-x: auto;
  background: var(--bg-white);
}
.zl-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 13.5px;
}
.zl-table thead tr {
  border-bottom: 1px solid var(--line-strong);
  background: var(--bg-table-head);
}
.zl-table th {
  text-align: left;
  padding: 11px 18px;
  font-weight: 600;
  color: var(--ink-faint);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--mono);
  white-space: nowrap;
}
.zl-table td {
  padding: 12px 18px;
}
.zl-table tbody tr {
  border-bottom: 1px solid var(--line-faint);
}
.zl-table tbody tr:last-child { border-bottom: none; }
.zl-table tbody tr:hover { background: #FBF6EF; }
.zl-table .cell-main { font-weight: 500; }
.zl-table .cell-soft { color: var(--ink-soft); }
.zl-table .cell-muted { color: #7A7A7A; font-family: var(--mono); font-size: 12px; }
.zl-table .cell-mono-accent { font-family: var(--mono); font-size: 12px; color: var(--rust); }
.zl-table a.cell-link { color: var(--ink); font-weight: 500; }
.zl-table a.cell-link:hover { color: var(--rust); }

.zl-status {
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 3px;
  display: inline-block;
  white-space: nowrap;
}
.zl-status.approved { background: var(--status-approved-bg); color: var(--status-approved-fg); }
.zl-status.pending, .zl-status.conditional { background: var(--status-pending-bg); color: var(--status-pending-fg); }
.zl-status.denied { background: var(--status-denied-bg); color: var(--status-denied-fg); }

.zl-table-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-fainter);
}
.zl-pager { display: flex; gap: 6px; }
.zl-pager button {
  font-family: var(--mono);
  font-size: 11px;
  padding: 6px 12px;
  border: 1px solid rgba(28,28,28,0.16);
  background: none;
  color: var(--ink-soft);
  cursor: not-allowed;
}
.zl-pager button:disabled { opacity: 0.45; }

/* ------------------------------------------------------------- machine */

.zl-machine {
  border: 1px solid var(--line-strong);
  overflow: hidden;
  background: var(--bg-white);
  display: grid;
  grid-template-columns: 1fr auto;
}
.zl-machine-copy { padding: 28px 32px; }
.zl-machine-kicker {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rust);
  margin-bottom: 10px;
}
.zl-machine-title {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 10px;
}
.zl-machine-desc {
  font-size: 13px;
  color: var(--ink-muted);
  line-height: 1.6;
  margin: 0;
  max-width: 460px;
}
.zl-machine-panel {
  flex: none;
  background: var(--navy);
  padding: 20px 26px;
  min-width: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid rgba(28,28,28,0.2);
}
.zl-machine-lights { display: flex; gap: 5px; margin-bottom: 12px; }
.zl-machine-light { width: 8px; height: 8px; border-radius: 50%; background: var(--navy-dot); }
.zl-machine-light.on { background: var(--bronze); }
.zl-machine-route {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--bronze);
  margin-bottom: 6px;
}
.zl-machine-meta {
  font-family: var(--mono);
  font-size: 11.5px;
  color: #B0BEC5;
  line-height: 1.7;
}

.zl-terminal {
  border: 1px solid var(--navy-line);
  background: var(--navy-2);
  padding: 22px 24px;
  overflow-x: auto;
}
.zl-terminal-meta {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--navy-text-faint);
  margin-bottom: 10px;
}
.zl-terminal pre {
  margin: 0;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--navy-text);
  white-space: pre-wrap;
  word-break: break-word;
}
.zl-terminal .k { color: var(--bronze-light); }
.zl-terminal .s { color: #C9D6B0; }
.zl-terminal-copy {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--navy-text-muted);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  padding: 5px 10px;
  cursor: pointer;
  float: right;
}
.zl-terminal-copy:hover { border-color: var(--bronze); color: var(--bronze-light); }

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

.zl-footer {
  border-top: 1px solid var(--line-soft);
  padding: 40px 40px 24px;
}
.zl-footer-grid {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 28px;
  margin-bottom: 28px;
}
.zl-footer-region {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 500;
  color: #9A9A94;
  margin-bottom: 10px;
}
.zl-footer-links { display: flex; flex-direction: column; gap: 7px; }
.zl-footer-links a { font-size: 12.5px; color: var(--ink-muted); }
.zl-footer-links a:hover { color: var(--rust); }

.zl-footer-bottom {
  max-width: 1120px;
  margin: 0 auto;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.zl-footer-copy { font-size: 11.5px; color: var(--ink-fainter); }
.zl-footer-legal { display: flex; gap: 18px; }
.zl-footer-legal a { font-size: 11.5px; color: var(--ink-fainter); }
.zl-footer-legal a:hover { color: var(--rust); }
.zl-footer-sig { font-family: var(--mono); font-size: 10.5px; color: var(--ink-faintest); }

/* ------------------------------------------------------------- schema / list pages */

.zl-vector-cell { width: 220px; }
.zl-field-cell { width: 200px; }

.zl-index-list {
  border: 1px solid var(--line-strong);
  overflow: hidden;
  background: var(--bg-white);
}
.zl-index-row {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 18px;
  align-items: start;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line-faint);
}
.zl-index-row:last-child { border-bottom: none; }
.zl-index-row:hover { background: #FBF6EF; }
.zl-index-row-title { font-family: var(--serif); font-size: 16px; font-weight: 600; color: var(--ink); }
.zl-index-row-title a { color: var(--ink); }
.zl-index-row-title a:hover { color: var(--rust); }
.zl-index-row-desc { font-size: 13px; color: var(--ink-muted); line-height: 1.6; }
.zl-index-row-meta { font-family: var(--mono); font-size: 11px; color: var(--ink-fainter); white-space: nowrap; text-align: right; }

/* ---------------------------------------------------------------- misc */

.zl-callout {
  border: 1px solid var(--line-strong);
  background: var(--bg-white);
  padding: 20px 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--rust);
  color: #fff;
  padding: 10px 16px;
  z-index: 100;
  font-family: var(--mono);
  font-size: 12px;
}
.skip-link:focus { left: 8px; top: 8px; color: #fff; }

/* ==================================================================
   Responsive — mirrors the original prototype's breakpoints
   ================================================================== */

@media (max-width: 780px) {
  .zl-nav { display: none !important; }
  .zl-badge-text { display: none !important; }
  .zl-hero-top { grid-template-columns: 1fr !important; }
  .zl-stamp { display: none !important; }
  .zl-dimline { display: none !important; }
  .zl-sheet-label { display: none !important; }
  .zl-reg-mark { display: none !important; }
  .zl-console-row { grid-template-columns: 1fr !important; }
  .zl-console-cell { border-right: none !important; border-bottom: 1px solid rgba(255,255,255,0.16) !important; }
  .zl-console-cell:last-of-type { border-bottom: none !important; }
  .zl-console-btn { border-radius: 0 !important; padding: 14px !important; }
  .zl-kpi { grid-template-columns: repeat(2, 1fr) !important; }
  .zl-kpi-cell:nth-child(2n) { border-right: none !important; }
  .zl-kpi-cell:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,0.16) !important; }
  .zl-machine { grid-template-columns: 1fr !important; }
  .zl-machine-panel { border-left: none !important; border-top: 1px solid rgba(28,28,28,0.2) !important; }
  .zl-footer-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .zl-h1 { font-size: 28px !important; }
  .zl-h2-band { font-size: 24px !important; }
  .zl-section.is-tight { padding-left: 20px !important; padding-right: 20px !important; }
  .zl-index-row { grid-template-columns: 1fr !important; }
  .zl-index-row-meta { text-align: left !important; }
}

@media (max-width: 480px) {
  .zl-footer-grid { grid-template-columns: 1fr !important; }
}