/* ─── PolicyShield — Minimalist Monochrome Design System ──────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,900;1,400;1,700&family=Source+Serif+4:ital,wght@0,300;0,400;0,600;1,400&family=JetBrains+Mono:wght@400;600&display=swap');

/* ── Tokens ──────────────────────────────────────────────────────────────── */
:root {
  --bg:          #FFFFFF;
  --fg:          #000000;
  --muted:       #F5F5F5;
  --muted-fg:    #525252;
  --border:      #000000;
  --border-light:#E5E5E5;
  --font-display:'Playfair Display', Georgia, serif;
  --font-body:   'Source Serif 4', Georgia, serif;
  --font-mono:   'JetBrains Mono', monospace;
}

/* ── Reset ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.625;
  min-height: 100vh;
}

/* ── Texture overlay (paper quality) ─────────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 1px,
    #000 1px,
    #000 2px
  );
  background-size: 100% 4px;
  opacity: 0.012;
}

/* ── Layout ───────────────────────────────────────────────────────────────── */
.wrap   { max-width: 72rem; margin: 0 auto; padding: 0 2rem; position: relative; z-index: 1; }
.wrap--sm { max-width: 44rem; }

/* ── Typography ───────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.display {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-fg);
}
.serif-lead {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  font-style: italic;
}
code, .mono {
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* ── Nav ───────────────────────────────────────────────────────────────────── */
.nav {
  border-bottom: 2px solid var(--fg);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 100;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--fg);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav__logo-badge {
  display: inline-block;
  background: var(--fg);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 6px;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}
.nav__link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--fg);
  padding: 0.4rem 0.75rem;
  transition: background 0.1s, color 0.1s;
}
.nav__link:hover, .nav__link--active {
  background: var(--fg);
  color: var(--bg);
}

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--fg);
  background: var(--fg);
  color: var(--bg);
  cursor: pointer;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
  border-radius: 0;
  line-height: 1;
}
.btn:hover {
  background: var(--bg);
  color: var(--fg);
}
.btn:focus-visible {
  outline: 3px solid var(--fg);
  outline-offset: 3px;
}
.btn--ghost {
  background: transparent;
  color: var(--fg);
}
.btn--ghost:hover {
  background: var(--fg);
  color: var(--bg);
}
.btn--sm {
  padding: 0.4rem 0.875rem;
  font-size: 0.65rem;
}
.btn--danger {
  border-color: var(--fg);
}

/* ── Forms ───────────────────────────────────────────────────────────────── */
.field + .field { margin-top: 1.5rem; }
label, .label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.label--sub {
  color: var(--muted-fg);
  font-size: 0.65rem;
  margin-top: 0.25rem;
}
input, textarea, select {
  display: block;
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--fg);
  background: var(--bg);
  border: none;
  border-bottom: 2px solid var(--fg);
  padding: 0.625rem 0;
  border-radius: 0;
  outline: none;
  transition: border-width 0.1s;
}
input:focus, textarea:focus, select:focus {
  border-bottom-width: 4px;
}
input::placeholder, textarea::placeholder { color: var(--muted-fg); font-style: italic; }
textarea { min-height: 6rem; resize: vertical; }
select { background-image: none; }

/* ── Cards / Panels ───────────────────────────────────────────────────────── */
.card {
  border: 1px solid var(--fg);
  padding: 1.5rem;
}
.card--invert {
  background: var(--fg);
  color: var(--bg);
}
.panel {
  border-top: 4px solid var(--fg);
  padding-top: 1.5rem;
}

/* ── Rule separators ─────────────────────────────────────────────────────── */
.rule        { border: none; border-top: 2px solid var(--fg); margin: 2rem 0; }
.rule--heavy { border-top-width: 4px; }
.rule--light { border-top: 1px solid var(--border-light); }

/* ── Badges / Tags ───────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 8px;
  border: 1px solid var(--fg);
  background: var(--bg);
  color: var(--fg);
  vertical-align: middle;
}
.badge--solid  { background: var(--fg); color: var(--bg); }
.badge--muted  { border-color: var(--border-light); color: var(--muted-fg); }
.badge--tier1  { background: var(--fg); color: var(--bg); }
.badge--tier2  { border-color: var(--fg); }
.badge--tier3  { border-color: var(--border-light); color: var(--muted-fg); }

/* ── Status indicators ────────────────────────────────────────────────────── */
.status { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; }
.status--pass    { }
.status--caution { font-weight: 600; }
.status--fail    { font-weight: 700; }
.dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 0;
  margin-right: 6px;
  vertical-align: middle;
}
.dot--pass    { background: var(--fg); opacity: 0.25; }
.dot--caution { background: var(--fg); opacity: 0.65; }
.dot--fail    { background: var(--fg); }

/* ── Score display ────────────────────────────────────────────────────────── */
.score-hero {
  border-top: 8px solid var(--fg);
  padding: 2rem 0 1.5rem;
}
.score-hero__number {
  font-family: var(--font-display);
  font-size: clamp(5rem, 16vw, 10rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1;
}
.score-hero__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-fg);
  margin-top: 0.5rem;
}
.bucket-banner {
  background: var(--fg);
  color: var(--bg);
  padding: 1rem 2rem;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 1.5rem;
}
.bucket-banner--coinflip {
  border: 2px solid var(--fg);
  background: var(--bg);
  color: var(--fg);
}

/* ── Category table ──────────────────────────────────────────────────────── */
.cat-table { width: 100%; border-collapse: collapse; }
.cat-table th, .cat-table td {
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
}
.cat-table th {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-fg);
  border-bottom: 2px solid var(--fg);
}
.cat-table tr { transition: background 0.1s; }
.cat-table tr:hover { background: var(--muted); }
.cat-table tr.cat-row--fail { border-left: 4px solid var(--fg); }
.cat-score { font-family: var(--font-mono); font-size: 0.85rem; font-weight: 600; }

/* ── Evidence panel ──────────────────────────────────────────────────────── */
.evidence-list { list-style: none; }
.evidence-item {
  border-top: 1px solid var(--border-light);
  padding: 1rem 0;
}
.evidence-item__chunk {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-fg);
  margin-bottom: 0.5rem;
}
.evidence-item__text {
  font-size: 0.9rem;
  line-height: 1.5;
  border-left: 2px solid var(--fg);
  padding-left: 1rem;
}

/* ── Progress / pipeline stages ──────────────────────────────────────────── */
.stage-list { list-style: none; }
.stage-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.stage-item__indicator {
  width: 12px; height: 12px;
  border: 2px solid var(--fg);
  flex-shrink: 0;
}
.stage-item--done   .stage-item__indicator { background: var(--fg); }
.stage-item--active .stage-item__indicator { animation: pulse 0.8s steps(1) infinite; }
.stage-item--active { color: var(--fg); }
.stage-item--waiting { color: var(--muted-fg); }

@keyframes pulse {
  0%, 100% { background: var(--fg); }
  50%       { background: var(--bg); }
}

/* ── Flagged text highlight ────────────────────────────────────────────────── */
.flagged { border-bottom: 3px solid var(--fg); }

/* ── Rewrite comparison ───────────────────────────────────────────────────── */
.rewrite-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 2px solid var(--fg);
}
.rewrite-pane { padding: 1.5rem; }
.rewrite-pane + .rewrite-pane { border-left: 2px solid var(--fg); }
.rewrite-pane__head {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}
.rewrite-pane--new { background: var(--fg); color: var(--bg); }
.rewrite-pane--new .rewrite-pane__head { border-bottom-color: rgba(255,255,255,0.2); }

/* ── Tables (admin) ─────────────────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.data-table th {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-fg);
  text-align: left;
  padding: 0.625rem 0.75rem;
  border-bottom: 2px solid var(--fg);
  white-space: nowrap;
}
.data-table td {
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}
.data-table tr:hover td { background: var(--muted); }

/* ── Alerts ─────────────────────────────────────────────────────────────── */
.alert {
  border: 2px solid var(--fg);
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}
.alert--error { background: var(--fg); color: var(--bg); }

/* ── Page header ─────────────────────────────────────────────────────────── */
.page-header {
  padding: 3rem 0 2rem;
  border-bottom: 4px solid var(--fg);
  margin-bottom: 2.5rem;
}
.page-header__eyebrow { margin-bottom: 0.5rem; }
.page-header__title { font-size: clamp(2rem, 5vw, 3.5rem); }

/* ── Inverted stats strip ───────────────────────────────────────────────── */
.stats-strip {
  background: var(--fg);
  color: var(--bg);
  padding: 2.5rem 0;
  position: relative;
  overflow: hidden;
}
.stats-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    transparent, transparent 1px, rgba(255,255,255,0.03) 1px, rgba(255,255,255,0.03) 2px
  );
  background-size: 4px 100%;
}
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr)); gap: 2rem; }
.stat__value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
}
.stat__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-top: 0.375rem;
}

/* ── Login page ──────────────────────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.login-left {
  background: var(--fg);
  color: var(--bg);
  padding: 4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.login-left::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    transparent, transparent 40px,
    rgba(255,255,255,0.02) 40px, rgba(255,255,255,0.02) 42px
  );
}
.login-right {
  padding: 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.login-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  position: relative;
  z-index: 1;
}
.login-sub {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.7);
  position: relative;
  z-index: 1;
}

/* ── Corpus search results ───────────────────────────────────────────────── */
.search-result {
  border-top: 1px solid var(--border-light);
  padding: 1.25rem 0;
}
.search-result:first-child { border-top: 2px solid var(--fg); }
.search-result__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.search-result__excerpt {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--muted-fg);
}
.search-result__score {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted-fg);
  margin-left: auto;
}

/* ── Dashboard recent jobs ───────────────────────────────────────────────── */
.job-row {
  display: grid;
  grid-template-columns: 3fr 1fr 1fr 1fr 8rem;
  align-items: center;
  gap: 1rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--border-light);
  text-decoration: none;
  color: var(--fg);
  transition: background 0.1s;
}
.job-row:hover { background: var(--muted); }
.job-row__headline { font-weight: 600; }
.job-score {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

/* ── Grid layouts ────────────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

/* ── Spacers ─────────────────────────────────────────────────────────────── */
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

/* ── Utilities ───────────────────────────────────────────────────────────── */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-muted  { color: var(--muted-fg); }
.text-sm     { font-size: 0.875rem; }
.text-xs     { font-size: 0.75rem; }
.font-mono   { font-family: var(--font-mono); }
.hidden      { display: none; }
.flex        { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-gap-2  { gap: 0.5rem; }
.flex-gap-4  { gap: 1rem; }
.items-center { align-items: center; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .login-wrap    { grid-template-columns: 1fr; }
  .login-left    { display: none; }
  .rewrite-grid  { grid-template-columns: 1fr; }
  .rewrite-pane + .rewrite-pane { border-left: none; border-top: 2px solid var(--fg); }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .job-row       { grid-template-columns: 1fr 1fr; }
  .job-row > *:nth-child(3), .job-row > *:nth-child(4) { display: none; }
  .wrap          { padding: 0 1rem; }
}