/* ==========================================================================
   AAWSAP DOSSIER — Design Tokens
   Concept: declassified defense-research technical report register.
   Industrial matte-black / glossy-black surfaces, monospace document
   headers, brass primary accent with brushed-chrome secondary metal tone.
   ========================================================================== */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.25rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --radius-sm: 0.3rem;
  --radius-md: 0.45rem;
  --radius-lg: 0.7rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --transition-interactive: 160ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1280px;
  --content-full: 100%;

  --font-display: 'JetBrains Mono', 'Courier New', monospace;
  --font-body: 'IBM Plex Sans', 'Inter', sans-serif;
}

:root,
[data-theme='light'] {
  /* Surfaces — brushed aluminum / light industrial */
  --color-bg: #e6e6e8;
  --color-surface: #f1f1f2;
  --color-surface-2: #f8f8f9;
  --color-surface-offset: #dadadd;
  --color-surface-offset-2: #cbcbce;
  --color-divider: #c3c3c7;
  --color-border: #aeaeb3;

  --color-text: #17171a;
  --color-text-muted: #52525a;
  --color-text-faint: #86868d;
  --color-text-inverse: #f8f8f9;

  /* Primary — brass */
  --color-primary: #8a6a24;
  --color-primary-hover: #6f5419;
  --color-primary-active: #574210;
  --color-primary-highlight: #e4d3a3;

  /* Restricted / classified — oxidized copper-red */
  --color-restricted: #a13d1f;
  --color-restricted-hover: #7e2f17;
  --color-restricted-highlight: #e8cec0;

  /* Success (released) — brushed steel/chrome blue */
  --color-success: #3f6b7a;
  --color-success-highlight: #cfe0e6;

  /* Chart categorical hues — industrial metals */
  --chart-1: #8a6a24; /* brass */
  --chart-2: #3f6b7a; /* chrome/steel */
  --chart-3: #a13d1f; /* copper */
  --chart-4: #454b52; /* gunmetal */
  --chart-5: #71747a; /* pewter */
  --chart-6: #6b4a28; /* bronze */
  --chart-7: #2e2e30; /* graphite */
  --chart-8: #8f8f94; /* platinum */

  --shadow-sm: 0 1px 2px rgba(20, 20, 22, 0.1);
  --shadow-md: 0 4px 14px rgba(20, 20, 22, 0.12);
  --shadow-lg: 0 14px 34px rgba(20, 20, 22, 0.18);
}

[data-theme='dark'] {
  /* Surfaces — matte black base, glossy black elevated panels */
  --color-bg: #0a0a0b;
  --color-surface: #141416;
  --color-surface-2: #1b1b1e;
  --color-surface-offset: #202024;
  --color-surface-offset-2: #28282c;
  --color-divider: #2f2f34;
  --color-border: #3d3d43;

  --color-text: #ececee;
  --color-text-muted: #9b9ba1;
  --color-text-faint: #63636a;
  --color-text-inverse: #0a0a0b;

  /* Primary — brass, brightened for legibility on black */
  --color-primary: #c9a24f;
  --color-primary-hover: #dab568;
  --color-primary-active: #e8c982;
  --color-primary-highlight: #3a2f18;

  /* Restricted / classified — hot copper-red */
  --color-restricted: #e0714a;
  --color-restricted-hover: #e8916f;
  --color-restricted-highlight: #3a2018;

  /* Success (released) — brushed chrome/nickel blue */
  --color-success: #8fb9c7;
  --color-success-highlight: #1c2b30;

  /* Chart categorical hues — industrial metals */
  --chart-1: #c9a24f; /* brass */
  --chart-2: #8fb9c7; /* chrome/steel */
  --chart-3: #d97e54; /* copper */
  --chart-4: #838a93; /* gunmetal/pewter */
  --chart-5: #aeb1b6; /* pewter light */
  --chart-6: #a97d4a; /* bronze */
  --chart-7: #6c6c72; /* graphite light */
  --chart-8: #d8d8db; /* platinum */

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.55);
  --shadow-lg: 0 18px 40px rgba(0, 0, 0, 0.65);
}

/* ==========================================================================
   Layout primitives
   ========================================================================== */

.wrap {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (min-width: 640px) {
  .wrap {
    padding-inline: var(--space-8);
  }
}

section {
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

[data-theme='dark'] .site-header {
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0) 60%);
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.05);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.brand-mark {
  width: 34px;
  height: 34px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
}

.brand-tagline {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.icon-btn:hover {
  background: var(--color-surface-offset);
  border-color: var(--color-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  font-weight: 600;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  white-space: nowrap;
}

.btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding-block: clamp(var(--space-12), 7vw, var(--space-20)) var(--space-10);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-restricted);
  color: var(--color-restricted);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  font-weight: 700;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-6);
}

.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-restricted);
  flex-shrink: 0;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 22ch;
  margin-bottom: var(--space-5);
}

.hero-lede {
  font-size: var(--text-lg);
  color: var(--color-text);
  max-width: 68ch;
  margin-bottom: var(--space-4);
}

.hero-note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
  max-width: 68ch;
}

.hero-note strong {
  font-style: normal;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Stat cards
   ========================================================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-4) var(--space-8);
}

@media (min-width: 720px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

[data-theme='dark'] .stat-card {
  background-image: linear-gradient(165deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0) 45%);
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.stat-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* ==========================================================================
   Breakdown panels
   ========================================================================== */

.panels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 900px) {
  .panels-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

[data-theme='dark'] .panel {
  background-image: linear-gradient(165deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0) 45%);
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.panel h3 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

.bar-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 2.4rem;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.bar-row:last-child {
  margin-bottom: 0;
}

.bar-track {
  position: relative;
  height: 1.9rem;
  background: var(--color-surface-offset);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.bar-fill {
  position: absolute;
  inset: 0;
  width: 0%;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  transition: width 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.bar-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  padding-inline: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  z-index: 1;
}

.bar-count {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Table controls
   ========================================================================== */

.table-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.table-section-head h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
}

.results-count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

.controls-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.search-input-wrap {
  position: relative;
  flex: 1 1 260px;
  min-width: 220px;
}

.search-input-wrap svg {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  translate: 0 -50%;
  width: 16px;
  height: 16px;
  color: var(--color-text-faint);
}

.search-input {
  width: 100%;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-10);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-sm);
}

.search-input:focus {
  border-color: var(--color-primary);
}

.select-field {
  padding: var(--space-3) var(--space-8) var(--space-3) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-sm);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238a8a8f' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  min-width: 170px;
}

.select-field:focus {
  border-color: var(--color-primary);
}

/* ==========================================================================
   Table
   ========================================================================== */

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

[data-theme='dark'] .table-scroll {
  background-image: linear-gradient(165deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0) 30%);
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.data-table {
  min-width: 980px;
  font-size: var(--text-sm);
}

.data-table thead th {
  position: sticky;
  top: 0;
  background: var(--color-surface-offset);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

.data-table thead th:hover {
  color: var(--color-primary);
}

.data-table thead th .sort-arrow {
  display: inline-block;
  margin-left: var(--space-1);
  opacity: 0.4;
  font-size: 0.7em;
}

.data-table thead th.sorted .sort-arrow {
  opacity: 1;
  color: var(--color-primary);
}

.data-table tbody tr {
  border-bottom: 1px solid var(--color-divider);
}

.data-table tbody tr:last-child {
  border-bottom: none;
}

.data-table tbody tr:hover {
  background: var(--color-surface-offset);
}

.data-table td {
  padding: var(--space-3) var(--space-4);
  vertical-align: top;
  color: var(--color-text);
}

.cell-no {
  font-family: var(--font-display);
  color: var(--color-text-faint);
  font-variant-numeric: tabular-nums;
}

.cell-docid {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.cell-title {
  max-width: 320px;
  min-width: 220px;
  font-weight: 500;
}

.cell-topic {
  max-width: 220px;
  min-width: 170px;
  color: var(--color-text-muted);
}

.cell-date {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  color: var(--color-text-muted);
}

.cell-affil {
  min-width: 160px;
  color: var(--color-text-muted);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.2em var(--space-2);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
}

.tag-released {
  color: var(--color-success);
  background: var(--color-success-highlight);
}

.tag-withheld {
  color: var(--color-restricted);
  background: var(--color-restricted-highlight);
}

.doc-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.doc-link:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

.doc-link svg {
  width: 13px;
  height: 13px;
}

.no-link {
  color: var(--color-text-faint);
  font-size: var(--text-sm);
}

.empty-state {
  padding: var(--space-16) var(--space-6);
  text-align: center;
  color: var(--color-text-muted);
}

/* ==========================================================================
   About / footer
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 860px) {
  .about-grid {
    grid-template-columns: 1.3fr 1fr;
  }
}

.about-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

.about-card h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.about-card p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  max-width: 62ch;
}

.about-card p:last-child {
  margin-bottom: 0;
}

.source-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.source-list a {
  color: var(--color-primary);
  font-size: var(--text-sm);
  text-decoration: none;
  word-break: break-word;
}

.source-list a:hover {
  text-decoration: underline;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-8);
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.footer-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: 60ch;
}

.footer-links {
  display: flex;
  gap: var(--space-5);
}

.footer-links a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
  font-family: var(--font-display);
}

.footer-links a:hover {
  color: var(--color-primary);
}