:root {
  --bg: #080e20;
  --bg-soft: #101c32;
  --panel: #101a2e;
  --line: rgba(151, 181, 224, 0.16);
  --line-strong: #506e99;
  --text: #e1eaf8;
  --muted: #9aadc7;
  --accent: #91baff;
  --accent-deep: #bdd6ff;
  --accent-soft: #182c49;
  --gold: #edbc7c;
  --red: #ffa59e;
  --green: #90d5b3;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
  --radius: 20px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "DM Sans", sans-serif;
  color: var(--text);
  color-scheme: dark;
  background: var(--bg);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

:focus-visible {
  outline: 2px solid #a4caff;
  outline-offset: 4px;
}

.page-shell {
  position: relative;
  isolation: isolate;
}

.topbar {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin: 0 auto;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 14, 32, 0.86);
  backdrop-filter: blur(16px);
  z-index: 10;
}

.topbar-tools {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.7rem;
}

.brand-name {
  color: var(--accent-deep);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-tagline {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  gap: 0.25rem;
}

.nav a {
  padding: 0.58rem 0.8rem;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.9rem;
  transition:
    border-color 180ms ease,
    color 180ms ease,
    background-color 180ms ease;
}

.nav a:hover,
.nav a:focus-visible,
.nav a[aria-current="page"] {
  color: var(--text);
  border-color: var(--line);
  background: rgba(25, 42, 68, 0.72);
}

.lang-toggle {
  padding: 0.58rem 0.78rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(25, 42, 68, 0.72);
  color: var(--accent-deep);
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease;
}

.lang-toggle:hover,
.lang-toggle:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
  background: #233956;
}

main {
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin: 0 auto;
}

.intro-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  align-items: end;
  gap: 4rem;
  padding: 5.4rem 0 4.6rem;
  border-bottom: 1px solid var(--line);
}

.intro-copy {
  max-width: 760px;
}

.eyebrow,
.section-kicker,
.note-label,
.detail-block-label,
.detail-fact-label,
.status-pill {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
}

.eyebrow,
.section-kicker,
.note-label {
  margin: 0;
  color: var(--accent);
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: "Newsreader", Georgia, serif;
  font-weight: 500;
}

h1 {
  max-width: 760px;
  margin: 0.8rem 0 1.15rem;
  color: var(--text);
  font-size: clamp(3.45rem, 8vw, 6.8rem);
  letter-spacing: -0.055em;
  line-height: 0.93;
}

h1 em {
  color: var(--accent);
  font-style: normal;
}

.intro-lead {
  max-width: 55ch;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.category-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
  padding: 1.1rem 0 0;
}

.category-nav-label {
  margin-right: 0.35rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.category-nav a {
  padding: 0.42rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(25, 42, 68, 0.72);
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 600;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease;
}

.category-nav a:hover,
.category-nav a:focus-visible {
  border-color: var(--line-strong);
  background: #233956;
  transform: translateY(-1px);
}

.panel {
  background: rgba(14, 24, 43, 0.92);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.archive-note {
  display: grid;
  align-content: end;
  gap: 0.65rem;
  min-height: 180px;
  padding: 1.35rem;
  border-top: 3px solid var(--line-strong);
}

.archive-note strong {
  color: var(--accent-deep);
  font-family: "Newsreader", Georgia, serif;
  font-size: 1.55rem;
  font-weight: 500;
  line-height: 1.05;
}

.note-meta,
.section-note {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.section {
  padding: 3.9rem 0;
}

.records-section {
  padding-top: 2.5rem;
}

#table {
  scroll-margin-top: 6rem;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.35rem;
}

.section-header h2 {
  margin: 0.35rem 0 0;
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.035em;
  line-height: 1;
}

.section-note {
  max-width: 18ch;
  margin: 0 0 0.1rem;
  text-align: right;
}

.table-panel {
  overflow: hidden;
}

.category-group {
  scroll-margin-top: 5rem;
}

.category-group + .category-group {
  margin-top: 3rem;
}

.category-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.category-heading h3 {
  margin: 0.35rem 0 0;
  color: var(--text);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  letter-spacing: -0.035em;
  line-height: 1;
}

.category-heading p:last-child {
  max-width: 46ch;
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.category-eyebrow,
.category-label {
  margin: 0;
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.category-count {
  flex: 0 0 auto;
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.78rem;
}

.table-wrap {
  overflow-x: auto;
}

.research-table {
  width: 100%;
  min-width: 820px;
  border-collapse: separate;
  border-spacing: 0;
  table-layout: fixed;
}

.research-table th,
.research-table td {
  padding: 1.05rem 1.15rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.research-table th {
  background: rgba(28, 45, 72, 0.7);
  color: var(--accent-deep);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.research-table td {
  color: var(--text);
  font-size: 0.94rem;
}

.research-table tbody tr:last-child td {
  border-bottom: 0;
}

.research-table tbody tr {
  transition: background-color 180ms ease;
}

.research-table tbody tr:hover {
  background: rgba(118, 165, 238, 0.07);
}

.cve-link,
.detail-record-links a {
  color: var(--accent-deep);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(40, 126, 174, 0.3);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
  word-break: break-word;
}

.cve-link:hover,
.cve-link:focus-visible,
.detail-record-links a:hover,
.detail-record-links a:focus-visible {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

.score-pill,
.risk-pill,
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.36rem 0.62rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--text);
  font-size: 0.82rem;
  letter-spacing: 0.01em;
}

.score-pill.is-high,
.risk-pill.is-critical {
  border-color: rgba(197, 95, 84, 0.35);
  background: #38232e;
  color: var(--red);
}

.score-pill.is-none,
.risk-pill.is-none,
.status-pill.is-none {
  color: var(--muted);
}

.risk-pill.is-high {
  border-color: rgba(184, 118, 50, 0.34);
  background: #302a26;
  color: var(--gold);
}

.risk-pill.is-medium {
  border-color: rgba(40, 126, 174, 0.27);
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.risk-pill.is-low {
  border-color: rgba(62, 140, 104, 0.28);
  background: #19332e;
  color: var(--green);
}

.score-cell,
.risk-cell,
.status-cell {
  display: grid;
  justify-items: start;
  gap: 0.38rem;
}

.score-source {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.35;
  letter-spacing: 0.04em;
  word-break: break-word;
}

.status-pill.is-public {
  border-color: rgba(40, 126, 174, 0.27);
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.status-pill.is-reported {
  border-color: rgba(40, 126, 174, 0.27);
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.status-pill.is-reserved {
  border-color: rgba(184, 118, 50, 0.27);
  background: #302a26;
  color: var(--gold);
}

.status-pill.is-rejected {
  border-color: rgba(197, 95, 84, 0.26);
  background: #38232e;
  color: var(--red);
}

.detail-list {
  display: grid;
  gap: 1.25rem;
  margin-top: 0;
}

.detail-section {
  padding: 1.85rem;
  border-left: 4px solid var(--line-strong);
}

.detail-section-head {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.detail-section-head .category-label {
  margin-bottom: 0.65rem;
}

.detail-section h3 {
  margin: 0.25rem 0 0;
  color: var(--accent-deep);
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.detail-copy-stack {
  display: grid;
  gap: 1.1rem;
  margin-top: 1.25rem;
}

.detail-copy-block,
.detail-fact {
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(14, 24, 43, 0.84);
}

.detail-block-label,
.detail-fact-label {
  margin: 0 0 0.55rem;
  color: var(--accent);
  font-weight: 700;
}

.detail-copy-block .detail-copy {
  max-width: none;
  margin: 0;
}

.detail-copy {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.78;
}

.detail-fact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.detail-fact-label {
  display: block;
}

.detail-fact-value {
  line-height: 1.7;
}

.detail-record-links {
  display: grid;
  gap: 0.55rem;
}

.footer {
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin: 0 auto;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

.footer p {
  margin: 0;
}

.empty-state {
  padding: 1.5rem 1rem;
  color: var(--muted);
}

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

@media (max-width: 800px) {
  .intro-section {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 4rem 0 3.5rem;
  }

  .category-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .archive-note {
    width: min(100%, 320px);
    min-height: 0;
  }

  .section-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .section-note {
    max-width: none;
    text-align: left;
  }
}

@media (max-width: 620px) {
  .topbar {
    position: static;
    width: min(calc(100% - 1.5rem), var(--max-width));
    flex-direction: column;
    align-items: flex-start;
    gap: 0.9rem;
  }

  .topbar-tools {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .nav {
    flex-wrap: wrap;
  }

  main,
  .footer {
    width: min(calc(100% - 1.5rem), var(--max-width));
  }

  h1 {
    font-size: clamp(3.1rem, 17vw, 5rem);
  }

  .section {
    padding: 3rem 0;
  }

  .detail-section {
    padding: 1.25rem;
  }

  .detail-fact-grid {
    grid-template-columns: 1fr;
  }
}