/* Foster Match — professional site design system */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Source+Serif+4:opsz,wght@8..60,500;8..60,600;8..60,700&display=swap");

:root {
  --ink: #0c1222;
  --ink-soft: #1e293b;
  --muted: #5c6b7a;
  --muted-light: #94a3b8;
  --accent: #1a5f7a;
  --accent-hover: #134a61;
  --accent-soft: #e6f3f7;
  --science: #3730a3;
  --science-soft: #eef2ff;
  --ok: #047857;
  --ok-soft: #d1fae5;
  --warn: #b45309;
  --warn-soft: #fef3c7;
  --danger: #b91c1c;
  --bg: #f6f4f1;
  --bg-alt: #eceae6;
  --card: #ffffff;
  --border: #d8dde3;
  --border-light: #e8ecf0;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(12, 18, 34, 0.06), 0 8px 24px rgba(12, 18, 34, 0.04);
  --shadow-lg: 0 4px 6px rgba(12, 18, 34, 0.05), 0 20px 48px rgba(12, 18, 34, 0.08);
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-serif: "Source Serif 4", Georgia, serif;
  --max: 1120px;
  --nav-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 0.5em;
  color: var(--ink);
}

h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.35rem, 3vw, 1.75rem); }
h3 { font-size: 1.125rem; font-family: var(--font-sans); font-weight: 600; }

p { margin: 0 0 1em; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Layout ── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}

.site-header__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}

.site-logo:hover { text-decoration: none; }

.site-logo__mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--science) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: -0.02em;
}

.site-logo__text {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.125rem;
}

.site-logo__sub {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-soft);
  text-decoration: none;
}

.site-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow { max-width: 720px; }

.section { padding: 64px 0; }
.section--alt { background: var(--card); border-block: 1px solid var(--border-light); }

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}

.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); color: #fff; }

.btn--secondary {
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--border);
}
.btn--secondary:hover { background: var(--bg); color: var(--ink); }

.btn--science { background: var(--science); color: #fff; }
.btn--science:hover { background: #312e81; color: #fff; }

.btn--ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
}
.btn--ghost:hover { background: var(--bg-alt); color: var(--ink); }

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

/* ── Cards ── */

.card {
  background: var(--card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow);
}

.card--flat { box-shadow: none; }

.card__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

/* ── Badges & pills ── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge--science { background: var(--science-soft); color: var(--science); }
.badge--ok { background: var(--ok-soft); color: var(--ok); }
.badge--warn { background: var(--warn-soft); color: var(--warn); }
.badge--muted { background: var(--bg-alt); color: var(--muted); }

.pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }

/* ── Hero (landing) ── */

.hero {
  padding: 72px 0 80px;
  background: linear-gradient(180deg, var(--card) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border-light);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero__lead {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 52ch;
  margin-bottom: 28px;
}

.hero__panel {
  background: var(--card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
}

.hero__panel h3 { margin-bottom: 16px; }

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

.principle-list li {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.9375rem;
}

.principle-list li:last-child { border-bottom: none; }

.principle-list__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
}

/* ── Audience cards ── */

.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.audience-card {
  background: var(--card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.audience-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.audience-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.audience-card p { color: var(--muted); font-size: 0.9375rem; }

/* ── Process steps ── */

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.process-step {
  position: relative;
  padding: 24px 20px;
  background: var(--card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
}

.process-step__num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-soft);
  color: transparent;
  -webkit-text-stroke: 1px var(--accent);
  margin-bottom: 8px;
}

.process-step p { font-size: 0.875rem; color: var(--muted); margin: 0; }

/* ── Research section ── */

.research-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

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

.citation-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
}

.citation-list strong { color: var(--ink); }

/* ── Footer ── */

.site-footer {
  background: var(--ink);
  color: #94a3b8;
  padding: 48px 0 32px;
  font-size: 0.875rem;
}

.site-footer a { color: #cbd5e1; }
.site-footer h4 {
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-disclaimer {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.8125rem;
  line-height: 1.5;
}

/* ── Portal: wizard ── */

.portal-wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 24px 64px;
}

.portal-intro {
  margin-bottom: 32px;
}

.portal-intro p { color: var(--muted); }

.progress-bar {
  height: 4px;
  background: var(--border-light);
  border-radius: 2px;
  margin-bottom: 24px;
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--science));
  border-radius: 2px;
  transition: width 0.3s ease;
}

.step-nav {
  display: flex;
  gap: 6px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.step-chip {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--bg-alt);
  color: var(--muted);
}

.step-chip--active { background: var(--accent); color: #fff; }
.step-chip--done { background: var(--ok-soft); color: var(--ok); }

.form-label {
  display: block;
  font-weight: 600;
  font-size: 1.0625rem;
  margin-bottom: 6px;
}

.form-hint {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 14px;
}

textarea.fm-textarea {
  width: 100%;
  min-height: 160px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  resize: vertical;
  transition: border-color 0.15s, box-shadow 0.15s;
}

textarea.fm-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.summary-preview {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 20px;
  white-space: pre-wrap;
  font-size: 0.9375rem;
  line-height: 1.65;
  max-height: 360px;
  overflow-y: auto;
}

.trust-notice {
  display: flex;
  gap: 12px;
  padding: 16px;
  background: var(--science-soft);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  color: var(--science);
  margin-top: 20px;
}

.trust-notice strong { display: block; margin-bottom: 4px; }

/* ── Field display (human-readable) ── */

.field-grid {
  display: grid;
  gap: 12px;
}

.field-section {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
}

.field-section__head {
  padding: 10px 16px;
  background: var(--bg);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.field-section__body { padding: 12px 16px; }

.field-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
}

.field-row:last-child { border-bottom: none; }

.field-row__key { color: var(--muted); font-weight: 500; }
.field-row__val { color: var(--ink); }

.field-empty { color: var(--muted-light); font-style: italic; }

/* ── Caseworker layout ── */

.cw-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.cw-sidebar {
  background: var(--ink);
  color: #cbd5e1;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
}

.cw-sidebar .site-logo { margin-bottom: 32px; }
.cw-sidebar .site-logo__text { color: #fff; }
.cw-sidebar .site-logo__sub { color: #64748b; }

.cw-nav button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  padding: 11px 14px;
  border: none;
  border-radius: 8px;
  background: none;
  color: #94a3b8;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  margin-bottom: 4px;
}

.cw-nav button:hover,
.cw-nav button.active {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.cw-nav button.active { background: rgba(26, 95, 122, 0.5); }

.cw-sidebar__footer {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.8125rem;
}

.cw-sidebar__footer a { color: #93c5fd; }

.cw-main { padding: 32px; overflow: auto; }

.cw-header {
  margin-bottom: 28px;
}

.cw-header p { color: var(--muted); margin: 0; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 20px;
}

.stat-card__value {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-card__label {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 4px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table th {
  text-align: left;
  padding: 10px 12px;
  font-weight: 600;
  color: var(--muted);
  border-bottom: 2px solid var(--border);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.data-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-light);
}

.data-table tr.clickable { cursor: pointer; }
.data-table tr.clickable:hover td { background: var(--accent-soft); }

.split-view {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.narrative-block {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 20px;
  white-space: pre-wrap;
  font-size: 0.875rem;
  line-height: 1.65;
  max-height: 480px;
  overflow-y: auto;
}

.tech-toggle {
  margin-top: 16px;
}

.tech-toggle summary {
  cursor: pointer;
  font-size: 0.8125rem;
  color: var(--muted);
  font-weight: 600;
}

.tech-toggle pre {
  margin-top: 12px;
  padding: 16px;
  background: var(--bg);
  border-radius: var(--radius);
  font-size: 0.75rem;
  overflow: auto;
  max-height: 300px;
}

.error-msg { color: var(--danger); font-size: 0.875rem; font-weight: 500; }
.success-msg { color: var(--ok); font-weight: 600; }

/* ── Match shortlist (anti-automation bias) ── */

.shortlist-banner {
  background: var(--science-soft);
  border: 1px solid #c7d2fe;
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 0.9375rem;
}

.shortlist-banner strong {
  display: block;
  color: var(--science);
  margin-bottom: 6px;
}

.shortlist-row {
  display: grid;
  grid-template-columns: 48px 1fr 1fr;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  margin-bottom: 12px;
  background: var(--card);
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.shortlist-row:hover { border-color: var(--accent); }

.shortlist-row.is-selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.shortlist-row__rank {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  padding-top: 4px;
}

.shortlist-row__score {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 4px;
}

.advocate-panel {
  background: var(--warn-soft);
  border: 1px solid #fcd34d;
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 0.8125rem;
}

.advocate-panel strong {
  display: block;
  color: var(--warn);
  margin-bottom: 8px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.advocate-panel ul {
  margin: 0;
  padding-left: 18px;
}

.advocate-panel li { margin-bottom: 4px; }

.advocate-panel--empty {
  background: var(--bg);
  border-color: var(--border-light);
  color: var(--muted);
}

.exclude-block {
  margin-top: 20px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
}

.exclude-block summary {
  padding: 14px 16px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.875rem;
  background: var(--bg);
}

.exclude-item {
  padding: 12px 16px;
  border-top: 1px solid var(--border-light);
  font-size: 0.8125rem;
}

.exclude-item strong { color: var(--danger); }

.override-panel {
  margin-top: 24px;
  padding: 20px;
  background: var(--card);
  border: 2px solid var(--warn);
  border-radius: var(--radius);
}

.override-panel .fm-textarea {
  width: 100%;
  min-height: 100px;
  margin-top: 8px;
}

.field-evidence {
  margin: 6px 0 0;
  padding: 8px 10px;
  border-left: 3px solid var(--science);
  background: var(--science-soft);
  font-size: 0.8125rem;
  color: var(--ink-soft);
  font-style: italic;
}

@media (max-width: 960px) {
  .shortlist-row {
    grid-template-columns: 1fr;
  }
}

select.fm-select,
input.fm-input {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  font-size: 0.9375rem;
}

select.fm-select:focus,
input.fm-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ── Responsive ── */

@media (max-width: 960px) {
  .hero__grid,
  .audience-grid,
  .research-grid,
  .process-grid,
  .stat-grid,
  .split-view,
  .footer-grid { grid-template-columns: 1fr; }
  .cw-layout { grid-template-columns: 1fr; }
  .cw-sidebar { padding-bottom: 16px; }
  .site-nav { display: none; }
}