:root {
  --navy: #0A2540;
  --navy-deep: #061B33;
  --blue: #1B5FAE;
  --blue-bright: #2E7BD6;
  --cyan: #00A8C6;
  --ink: #10233C;
  --slate: #5A6B82;
  --line: #DDE4EC;
  --bg: #FFFFFF;
  --bg-alt: #F4F7FB;
  --card: #FFFFFF;
  --shadow: 0 1px 2px rgba(10,37,64,0.06), 0 8px 24px rgba(10,37,64,0.06);
  --radius: 10px;
  --mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
  --display: 'Space Grotesk', 'Inter', sans-serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

[data-theme="dark"] {
  --navy: #E8EEF6;
  --navy-deep: #F4F7FB;
  --blue: #5FA0E8;
  --blue-bright: #7CB4F0;
  --cyan: #3FD3E8;
  --ink: #E8EEF6;
  --slate: #9AACC2;
  --line: #223349;
  --bg: #07162A;
  --bg-alt: #0C2038;
  --card: #0E2540;
  --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background 0.2s ease, color 0.2s ease;
}

h1, h2, h3 { font-family: var(--display); color: var(--navy); margin: 0; }

.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;
}

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff;
  padding: 10px 16px; z-index: 100; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

a { color: var(--blue); }

button { font-family: inherit; cursor: pointer; }

code {
  font-family: var(--mono);
  background: var(--bg-alt);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ---------- Topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 9999;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--display);
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
}

.brand img {
  width: 80px;  
  height: 80px;
  object-fit: contain;
}

.brand-mark {
  color: var(--cyan);
  font-size: 1.2rem;
}

.topnav {
  display: flex;
  gap: 22px;
}

.topnav a {
  color: var(--slate);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.topnav a:hover {
  color: var(--navy);
}

.theme-toggle {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 999px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  font-size: 1rem;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 100%);
  overflow: hidden;
  padding: 30px 24px 22px;
}
[data-theme="dark"] .hero { background: linear-gradient(180deg, #030E1D 0%, #08192E 100%); }

.hero-chart {
  position: absolute; 
  inset: 0;
  z-index: 0;
  pointer-events: none;
  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);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 40%, transparent 90%);
}

.hero-inner { position: relative; z-index: 1; max-width: 780px; margin: 0 auto; text-align: center; }

.eyebrow {
  font-family: var(--mono);
  color: var(--cyan);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
  margin-bottom: 8px;
}

.hero h1 {
  color: #fff;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.hero-sub {
  color: rgba(255,255,255,0.72);
  font-size: 0.95rem;
  max-width: 560px;
  margin: 12px auto 20px;
}

.search-panel {
  background: var(--card);
  border-radius: 14px;
  padding: 10px;
  box-shadow: 0 20px 50px rgba(3,14,29,0.35);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.search-field {
  flex: 1 1 320px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  position: relative;
}
.search-icon { color: var(--slate); font-size: 1rem; }
.search-field input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 1rem;
  padding: 14px 4px;
  background: transparent;
  color: var(--ink);
  font-family: var(--body);
}
.clear-btn {
  border: none; background: var(--bg-alt); color: var(--slate);
  width: 26px; height: 26px; border-radius: 50%; font-size: 1rem; line-height: 1;
}

.search-actions { display: flex; gap: 8px; }

.btn {
  border: none;
  border-radius: 8px;
  padding: 14px 20px;
  font-size: 0.94rem;
  font-weight: 600;
  font-family: var(--body);
  white-space: nowrap;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-bright); }
.btn-ghost { background: var(--bg-alt); color: var(--navy); }
.btn-ghost:hover { background: var(--line); }
.btn-outline { background: transparent; border: 1px solid var(--line); color: var(--navy); padding: 9px 14px; font-size: 0.86rem; }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-text { background: none; color: var(--slate); text-decoration: underline; padding: 8px 4px; font-size: 0.86rem; font-weight: 500; }

.search-hint { color: rgba(255,255,255,0.6); font-size: 0.85rem; margin-top: 12px; }
.chip-inline {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18);
  color: #fff; border-radius: 999px; padding: 4px 12px; margin: 0 4px; font-size: 0.8rem;
  font-family: var(--mono);
}
.chip-inline:hover { background: rgba(255,255,255,0.2); }

/* ---------- Stats ---------- */
.stats {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--line);
}

.stats-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 24px; 
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;      
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 14px;  
  text-align: center;
  box-shadow: none;     
}

.stat-number {
  display: block;
  font-family: var(--display);
  font-size: 1.4rem;   
  font-weight: 700;
  color: var(--blue);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.stat-label {
  display: block;
  margin-top: 2px;    
  color: var(--slate);
  font-size: 0.8rem;     
}

/* ---------- Filter bar ---------- */
.filter-bar { border-bottom: 1px solid var(--line); background: var(--bg); position: sticky; top: 65px; z-index: 30; }
.filter-bar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 24px;

  display: flex;
  flex-direction: column;
  align-items: center;   /* center horizontally */
}

.filter-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-label { font-size: 0.82rem; color: var(--slate); font-weight: 500; }
select {
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px;
  font-family: var(--body); font-size: 0.88rem; background: var(--bg); color: var(--ink);
}
.alpha-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 12px;
}
.alpha-btn {
  border: 1px solid var(--line); background: var(--bg); color: var(--slate);
  width: 30px; height: 30px; border-radius: 6px; font-family: var(--mono); font-size: 0.78rem;
}
.alpha-btn:hover { border-color: var(--blue); color: var(--blue); }
.alpha-btn.active { background: var(--blue); border-color: var(--blue); color: #fff; }

/* ---------- Directory ---------- */
.directory { padding: 30px 24px 60px; }
.directory-inner { max-width: 1180px; margin: 0 auto; }
.directory-toolbar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-bottom: 12px; }
.results-summary { color: var(--slate); font-size: 0.9rem; margin: 0; }
.toolbar-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.table-wrap {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: auto;
  box-shadow: var(--shadow); max-height: 620px;
}
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
thead th {
    position: sticky;
    top: 0;
    background: #0A2540;
    color: #fff;
    text-align: left;
    padding: 12px 14px;
    font-family: var(--display);
    font-weight: 600;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
    z-index: 1;
    cursor: pointer;
    white-space: nowrap;
}

thead th:hover {
    background: #1B5FAE;
}

tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  color: var(--ink);
}

tbody td:last-child {
  border-right: none;
}
tbody tr:hover { background: var(--bg-alt); }
.code-cell { font-family: var(--mono); font-weight: 600; color: var(--blue); letter-spacing: 0.02em; }
.type-badge {
  display: inline-block; background: rgba(0,168,198,0.12); color: var(--cyan);
  border-radius: 999px; padding: 2px 10px; font-size: 0.75rem; font-weight: 600;
}
.row-actions button {
  border: none; background: none; color: var(--slate); font-size: 0.95rem; padding: 2px 5px;
}
.row-actions button:hover { color: var(--blue); }

.empty-state { text-align: center; color: var(--slate); padding: 40px 20px; }

.pagination { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 18px; }
.pagination button {
  border: 1px solid var(--line); background: var(--bg); color: var(--navy);
  padding: 7px 14px; border-radius: 7px; font-size: 0.85rem;
}
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }
.pagination span { color: var(--slate); font-size: 0.85rem; }

/* ---------- About ---------- */
.about {
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  padding: 20px 24px;   /* was 48px */
}

.about-inner {
  max-width: 720px;
  margin: 0 auto;
}

.about h2 {
  font-size: 1.4rem;
  margin: 0 0 8px;    
}

.about p {
  color: var(--slate);
  font-size: 0.95rem;
  margin: 6px 0;    
}

.disclaimer {
  font-size: 0.8rem;
  color: var(--slate);
  opacity: 0.8;
  margin-top: 8px;
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 16px 24px; 
  border-top: 1px solid var(--line);
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px; 
}

.footer-inner p {
  margin: 0;
}

.footer-inner nav {
  display: flex;
  gap: 12px;           
  align-items: center;
}

.footer-inner nav a {
  color: var(--slate);
  text-decoration: none;
  font-size: 0.86rem;
}

.footer-inner nav a:hover {
  color: var(--blue);
}

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .stats-inner { grid-template-columns: 1fr; }
  .search-panel { flex-direction: column; }
  .search-actions { flex-direction: column; }
  .search-actions .btn { width: 100%; }
  .filter-bar { position: static; }
  .table-wrap { max-height: 520px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--cyan); outline-offset: 2px;
}