:root {
  --cei-bg: #090a0c;
  --cei-panel: #111317;
  --cei-panel-2: #171a20;
  --cei-border: rgba(255, 255, 255, 0.12);
  --cei-border-strong: rgba(202, 165, 88, 0.55);
  --cei-text: #f5f2ea;
  --cei-muted: #a7abb3;
  --cei-gold: #caa558;
  --cei-gold-soft: #e2c47e;
  --cei-sidebar-width: 310px;
  --cei-topbar-height: 64px;
  --cei-radius: 12px;
}

html {
  scroll-behavior: smooth;
}

body.cei-enhanced {
  padding-top: var(--cei-topbar-height) !important;
  padding-left: var(--cei-sidebar-width) !important;
}

#cei-progress {
  position: fixed;
  z-index: 10050;
  top: 0;
  left: var(--cei-sidebar-width);
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cei-gold), var(--cei-gold-soft));
  box-shadow: 0 0 18px rgba(202, 165, 88, 0.55);
}

.cei-topbar {
  position: fixed;
  z-index: 10000;
  top: 0;
  right: 0;
  left: var(--cei-sidebar-width);
  min-height: var(--cei-topbar-height);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 22px;
  border-bottom: 1px solid var(--cei-border);
  background: rgba(9, 10, 12, 0.9);
  backdrop-filter: blur(16px);
  color: var(--cei-text);
}

.cei-topbar-title {
  min-width: 0;
  display: flex;
  flex: 1;
  flex-direction: column;
}

.cei-topbar-title span {
  color: var(--cei-gold);
  font-size: 0.69rem;
  font-weight: 750;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.cei-topbar-title strong {
  overflow: hidden;
  font-size: 0.88rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cei-menu-button {
  display: none;
}

.cei-search-button,
.cei-menu-button,
.cei-sidebar-actions button,
.cei-dashboard-actions button {
  border: 1px solid var(--cei-border);
  background: var(--cei-panel);
  color: var(--cei-text);
  cursor: pointer;
}

.cei-search-button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 11px;
  border-radius: 8px;
}

.cei-search-button kbd {
  padding: 2px 6px;
  border: 1px solid var(--cei-border);
  border-radius: 5px;
  background: #08090b;
  color: var(--cei-muted);
  font: inherit;
  font-size: 0.7rem;
}

.cei-sidebar {
  position: fixed;
  z-index: 10010;
  inset: 0 auto 0 0;
  width: var(--cei-sidebar-width);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--cei-border);
  background: #0d0f12;
  color: var(--cei-text);
}

.cei-sidebar-brand {
  padding: 23px 20px 19px;
  border-bottom: 1px solid var(--cei-border);
}

.cei-sidebar-brand a {
  display: flex;
  flex-direction: column;
  color: var(--cei-text);
  text-decoration: none;
}

.cei-brand-publisher {
  margin-bottom: 8px;
  color: var(--cei-gold);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cei-sidebar-brand strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.17rem;
  line-height: 1.2;
}

.cei-sidebar-brand small {
  margin-top: 4px;
  color: var(--cei-muted);
}

.cei-sidebar-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  padding: 12px;
  border-bottom: 1px solid var(--cei-border);
}

.cei-sidebar-actions a,
.cei-sidebar-actions button {
  min-height: 37px;
  display: grid;
  place-items: center;
  padding: 7px;
  border: 1px solid var(--cei-border);
  border-radius: 7px;
  background: var(--cei-panel);
  color: var(--cei-text);
  font: inherit;
  font-size: 0.76rem;
  text-decoration: none;
}

.cei-sidebar-actions a:last-child {
  grid-column: 1 / -1;
}

.cei-sidebar-scroll {
  flex: 1;
  overflow: auto;
  padding: 10px 8px 22px;
}

.cei-nav-group {
  margin-bottom: 7px;
}

.cei-nav-group-title {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border: 0;
  background: transparent;
  color: var(--cei-muted);
  cursor: pointer;
  font-size: 0.71rem;
  font-weight: 750;
  letter-spacing: 0.065em;
  text-align: left;
  text-transform: uppercase;
}

.cei-nav-group-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cei-nav-group[aria-collapsed="true"] .cei-nav-group-links {
  display: none;
}

.cei-nav-link {
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 5px;
  color: #c6c9cf;
  font-size: 0.77rem;
  line-height: 1.35;
  text-decoration: none;
}

.cei-nav-link:hover {
  background: var(--cei-panel);
  color: var(--cei-text);
}

.cei-nav-link.cei-active {
  border-left-color: var(--cei-gold);
  background: rgba(202, 165, 88, 0.1);
  color: var(--cei-gold-soft);
}

.cei-sidebar-edition {
  display: flex;
  flex-direction: column;
  padding: 14px 20px 18px;
  border-top: 1px solid var(--cei-border);
  color: var(--cei-muted);
  font-size: 0.72rem;
}

.cei-sidebar-edition strong {
  color: var(--cei-gold);
}

.cei-page-tools {
  width: min(1180px, calc(100% - 40px));
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: 12px;
  margin: 48px auto 24px;
}

.cei-page-link,
.cei-page-home {
  min-height: 82px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 15px;
  border: 1px solid var(--cei-border);
  border-radius: var(--cei-radius);
  background: var(--cei-panel);
  color: var(--cei-text);
  text-decoration: none;
}

.cei-page-link span {
  margin-bottom: 5px;
  color: var(--cei-gold);
  font-size: 0.73rem;
  text-transform: uppercase;
}

.cei-page-link strong {
  font-size: 0.86rem;
}

.cei-next {
  text-align: right;
}

.cei-page-home {
  min-height: auto;
  align-self: center;
  padding: 12px 18px;
  color: var(--cei-gold-soft);
  font-size: 0.77rem;
}

.cei-page-link-disabled {
  visibility: hidden;
}

.cei-evidence-panel {
  width: min(1180px, calc(100% - 40px));
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(220px, 0.8fr);
  gap: 24px;
  margin: 30px auto;
  padding: 28px;
  border: 1px solid var(--cei-border-strong);
  border-radius: var(--cei-radius);
  background:
    linear-gradient(145deg, rgba(202, 165, 88, 0.08), transparent 44%),
    var(--cei-panel);
  color: var(--cei-text);
}

.cei-evidence-panel h2 {
  margin: 7px 0 10px;
  font-family: Georgia, "Times New Roman", serif;
}

.cei-evidence-panel p {
  color: var(--cei-muted);
}

.cei-section-eyebrow {
  color: var(--cei-gold);
  font-size: 0.69rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cei-evidence-links {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.cei-evidence-links a {
  padding: 9px 11px;
  border: 1px solid var(--cei-border);
  border-radius: 7px;
  color: var(--cei-text);
  text-decoration: none;
}

.cei-evidence-links a:hover {
  border-color: var(--cei-gold);
  color: var(--cei-gold-soft);
}

.cei-evidence-metadata {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
}

.cei-evidence-metadata div {
  padding: 11px;
  border: 1px solid var(--cei-border);
  border-radius: 7px;
}

.cei-evidence-metadata dt {
  color: var(--cei-muted);
  font-size: 0.67rem;
  text-transform: uppercase;
}

.cei-evidence-metadata dd {
  overflow-wrap: anywhere;
  margin: 4px 0 0;
  font-size: 0.76rem;
}

.cei-publication-footer {
  width: min(1180px, calc(100% - 40px));
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin: 0 auto;
  padding: 24px 0 38px;
  border-top: 1px solid var(--cei-border);
  color: var(--cei-muted);
  font-size: 0.76rem;
}

.cei-publication-footer div {
  display: flex;
  flex-direction: column;
}

.cei-publication-footer strong {
  color: var(--cei-gold);
}

.cei-search-dialog {
  position: fixed;
  z-index: 11000;
  inset: 0;
  display: grid;
  align-items: start;
  justify-items: center;
  padding: 9vh 20px 20px;
  background: rgba(0, 0, 0, 0.73);
  backdrop-filter: blur(9px);
}

.cei-search-dialog[hidden] {
  display: none;
}

.cei-search-panel {
  width: min(760px, 100%);
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--cei-border);
  border-radius: 15px;
  background: #101216;
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.55);
  color: var(--cei-text);
}

.cei-search-heading {
  display: flex;
  justify-content: space-between;
  padding: 17px 19px;
  border-bottom: 1px solid var(--cei-border);
}

.cei-search-heading button {
  border: 0;
  background: transparent;
  color: var(--cei-muted);
  cursor: pointer;
  font-size: 1.4rem;
}

#cei-search-input {
  margin: 16px 17px 8px;
  padding: 13px 15px;
  border: 1px solid var(--cei-border);
  border-radius: 9px;
  outline: 0;
  background: #090a0c;
  color: var(--cei-text);
  font: inherit;
}

#cei-search-input:focus {
  border-color: var(--cei-gold);
}

.cei-search-status {
  padding: 2px 19px 12px;
  color: var(--cei-muted);
  font-size: 0.74rem;
}

.cei-search-results {
  overflow: auto;
  padding: 0 12px 14px;
}

.cei-search-result {
  display: block;
  margin-top: 6px;
  padding: 13px;
  border: 1px solid transparent;
  border-radius: 9px;
  color: var(--cei-text);
  text-decoration: none;
}

.cei-search-result:hover {
  border-color: var(--cei-border);
  background: var(--cei-panel-2);
}

.cei-search-result strong {
  display: block;
  margin-bottom: 3px;
}

.cei-search-result span {
  color: var(--cei-gold);
  font-size: 0.69rem;
}

.cei-search-result p {
  margin: 7px 0 0;
  color: var(--cei-muted);
  font-size: 0.77rem;
}

.cei-mobile-overlay {
  display: none;
}

.cei-home-dashboard {
  width: min(1180px, calc(100% - 40px));
  margin: 30px auto;
  padding: 28px;
  border: 1px solid var(--cei-border);
  border-radius: 14px;
  background: var(--cei-panel);
  color: var(--cei-text);
}

.cei-dashboard-heading {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.cei-dashboard-heading h2 {
  margin: 7px 0 8px;
  font-family: Georgia, "Times New Roman", serif;
}

.cei-dashboard-heading p {
  max-width: 700px;
  margin: 0;
  color: var(--cei-muted);
}

.cei-dashboard-actions {
  min-width: 190px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cei-dashboard-actions button,
.cei-dashboard-actions a {
  padding: 10px 13px;
  border: 1px solid var(--cei-border);
  border-radius: 8px;
  background: var(--cei-panel-2);
  color: var(--cei-text);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  text-align: center;
  text-decoration: none;
}

.cei-stat-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 9px;
  margin-top: 22px;
}

.cei-stat-card {
  min-height: 104px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 13px;
  border: 1px solid var(--cei-border);
  border-radius: 9px;
  background: #0d0f12;
}

.cei-stat-card strong {
  color: var(--cei-gold-soft);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
}

.cei-stat-card span {
  color: var(--cei-muted);
  font-size: 0.72rem;
}

.cei-architecture-page {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 15% 5%, rgba(202, 165, 88, 0.1), transparent 28%),
    var(--cei-bg);
  color: var(--cei-text);
  font-family: Inter, Arial, sans-serif;
}

.cei-architecture-main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 70px 0;
}

.cei-architecture-main h1 {
  max-width: 850px;
  margin: 10px 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1;
}

.cei-architecture-intro {
  max-width: 780px;
  color: var(--cei-muted);
}

.cei-architecture-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 13px;
  margin-top: 38px;
}

.cei-architecture-node {
  min-height: 165px;
  padding: 20px;
  border: 1px solid var(--cei-border);
  border-radius: 12px;
  background: var(--cei-panel);
  color: var(--cei-text);
  cursor: pointer;
  text-decoration: none;
  transition: 160ms ease;
}

.cei-architecture-node:hover {
  border-color: var(--cei-gold);
  transform: translateY(-3px);
}

.cei-architecture-node span {
  color: var(--cei-gold);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.cei-architecture-node h2 {
  margin: 8px 0;
  font-family: Georgia, "Times New Roman", serif;
}

.cei-architecture-node p {
  color: var(--cei-muted);
  font-size: 0.86rem;
}

.cei-flow {
  margin-top: 34px;
  padding: 24px;
  border: 1px solid var(--cei-border-strong);
  border-radius: 12px;
  background: var(--cei-panel);
}

.cei-flow-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  flex-wrap: wrap;
}

.cei-flow-step {
  padding: 12px 15px;
  border: 1px solid var(--cei-border);
  border-radius: 8px;
  background: #0a0b0e;
}

.cei-flow-arrow {
  color: var(--cei-gold);
  font-size: 1.35rem;
}

@media (max-width: 1100px) {
  .cei-stat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cei-architecture-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  body.cei-enhanced {
    padding-left: 0 !important;
  }

  #cei-progress,
  .cei-topbar {
    left: 0;
  }

  .cei-menu-button {
    display: inline-grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border-radius: 7px;
  }

  .cei-sidebar {
    transform: translateX(-105%);
    transition: transform 180ms ease;
  }

  body.cei-menu-open .cei-sidebar {
    transform: translateX(0);
  }

  .cei-mobile-overlay {
    position: fixed;
    z-index: 10005;
    inset: 0;
    display: none;
    background: rgba(0, 0, 0, 0.6);
  }

  body.cei-menu-open .cei-mobile-overlay {
    display: block;
  }

  .cei-search-button span {
    display: none;
  }

  .cei-evidence-panel {
    grid-template-columns: 1fr;
  }

  .cei-evidence-metadata {
    grid-template-columns: 1fr;
  }

  .cei-page-tools {
    grid-template-columns: 1fr;
  }

  .cei-next {
    text-align: left;
  }

  .cei-page-home {
    order: -1;
    text-align: center;
  }

  .cei-publication-footer,
  .cei-dashboard-heading {
    flex-direction: column;
  }

  .cei-dashboard-actions {
    min-width: 0;
  }
}

@media (max-width: 620px) {
  .cei-topbar {
    padding-inline: 11px;
  }

  .cei-topbar-title span {
    display: none;
  }

  .cei-stat-grid,
  .cei-architecture-grid {
    grid-template-columns: 1fr;
  }

  .cei-publication-footer {
    width: calc(100% - 28px);
  }

  .cei-home-dashboard,
  .cei-evidence-panel,
  .cei-page-tools,
  .cei-architecture-main {
    width: calc(100% - 28px);
  }
}