/*default mode colors => dark mode */

:root {
  --bg-primary:    #0d0d0d; 
  --bg-secondary:  #141414;
  --bg-sidebar:    #101010;
  --bg-card:       #121212;
  --bg-hover:      #1a1a1a;
  --bg-hover2:     #141414;

  --border-1:      #333333;
  --border-2:      #262626;
  --border-3:      #1f1f1f;

  --text-primary:  #e5e5e5; 
  --text-dim:      #c0c0c0; 
  --text-muted:    #a0a0a0; 
  --text-faint:    #808080; 
  --text-ghost:    #555555; 

  --accent-yellow: #ffff00;
  --accent-cyan:   #00ffff;
  --accent-green:  #00ff00;

  --scrollbar-track: #0d0d0d;
  --scrollbar-thumb: #333333;
}

/*exception mode colors => light mode */
body.light {
  --bg-primary:    #f0ede4;
  --bg-secondary:  #e6e1d6;
  --bg-sidebar:    #eae5da;
  --bg-card:       #e8e3d8;
  --bg-hover:      #ddd8cc;
  --bg-hover2:     #e0dace;

  --border-1:      #b8b098;
  --border-2:      #c8c0a8;
  --border-3:      #c0b898;

  --text-primary:  #1a1a0a;
  --text-dim:      #3a3828;
  --text-muted:    #5a5440;
  --text-faint:    #7a7060;
  --text-ghost:    #8a8070;

  --accent-yellow: #7a6800;
  --accent-cyan:   #005868;
  --accent-green:  #206800;

  --scrollbar-track: #e0dace;
  --scrollbar-thumb: #b8b098;
}

/*
>? RESET [zero out browser defaults]
*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/*
>? BASE [body font, background, theme transition]
*/
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: "Courier New", Courier, monospace;
  font-size: 14px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

/*
>? TOPBAR [sticky header bar with links, search, theme switch]
*/
#topbar {
  background-color: var(--bg-secondary);
  border-bottom: 2px solid var(--border-1);
  padding: 8px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

#topbar-left {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-faint);
  font-size: 12px;
  letter-spacing: 1px;
}

#topbar-left span {
  color: var(--accent-green);
  font-size: 10px;
}

#topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

#social-links {
  display: flex;
  gap: 10px;
}

#social-links a {
  color: var(--accent-cyan);
  text-decoration: none;
  font-size: 12px;
}

#social-links a:hover {
  color: var(--accent-yellow);
}

/*
>? SEARCH BUTTON [the topbar search trigger with Ctrl+K hint]
*/
#search-trigger {
  background: none;
  border: 1px solid var(--border-1);
  color: var(--text-muted);
  font-family: "Courier New", Courier, monospace;
  font-size: 12px;
  padding: 3px 10px;
  cursor: pointer;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.15s, border-color 0.15s;
}

#search-trigger:hover {
  color: var(--accent-green);
  border-color: var(--accent-green);
}

#search-trigger .search-kbd {
  color: var(--text-faint);
  font-size: 10px;
  border: 1px solid var(--border-1);
  padding: 1px 4px;
}

/*
>? THEME SWITCH [the DARK / toggle / LIGHT control in the topbar]
*/
.theme-switch-wrap {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  letter-spacing: 1px;
  cursor: pointer;
  user-select: none;
}

.switch-label-dark  { color: var(--accent-green); }
.switch-label-light { color: var(--text-ghost);   }

body.light .switch-label-dark  { color: var(--text-ghost);   }
body.light .switch-label-light { color: var(--accent-green); }

.switch-track {
  width: 36px;
  height: 18px;
  background-color: #1a1a1a;
  border: 1px solid var(--border-1);
  position: relative;
  cursor: pointer;
  transition: background-color 0.2s;
}

body.light .switch-track {
  background-color: #c8c0a8;
}

.switch-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 12px;
  height: 12px;
  background-color: var(--text-faint);
  transition: left 0.2s, background-color 0.2s;
}

body.light .switch-knob {
  left: 20px;
  background-color: var(--text-muted);
}

/*
>? LAYOUT [sidebar + main two-column flex container]
*/
#layout {
  display: flex;
  min-height: calc(100vh - 38px);
}

/*
>? SIDEBAR [fixed left nav column]
*/
#sidebar {
  width: 260px;
  min-width: 260px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-2);
  padding: 20px 0;
  position: sticky;
  top: 38px;
  height: calc(100vh - 38px);
  overflow-y: auto;
  overflow-x: hidden;
}

#sidebar::-webkit-scrollbar       { width: 4px; }
#sidebar::-webkit-scrollbar-track { background: var(--scrollbar-track); }
#sidebar::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); }

#sidebar-title {
  color: var(--accent-green);
  font-size: 11px;
  letter-spacing: 3px;
  padding: 0 16px 14px 16px;
  border-bottom: 1px solid var(--border-3);
  margin-bottom: 10px;
}

/*
>? NAV LINKS [sidebar navigation items with active and hover states]
*/
.toc-item-wrap { margin-bottom: 2px; }

.toc-nav-link {
  display: block;
  color: var(--accent-yellow);
  text-decoration: none;
  font-size: 13px;
  font-weight: bold;
  padding: 6px 16px;
  letter-spacing: 1px;
  border-left: 3px solid transparent;
  cursor: pointer;
}

.toc-nav-link::before        { content: "▸ "; color: var(--accent-green); font-size: 11px; }
.toc-nav-link.active::before { content: "▾ "; color: var(--accent-yellow); }

.toc-nav-link:hover,
.toc-nav-link.active {
  color: #ffffff;
  background-color: var(--bg-hover);
  border-left-color: var(--accent-yellow);
}

/*
>? SIDEBAR META [the key-value info block at the bottom of the sidebar]
*/
.toc-status {
  display: block;
  padding: 18px 16px 10px 16px;
  color: var(--text-ghost);
  font-size: 10px;
  letter-spacing: 3px;
  border-top: 1px solid var(--border-3);
  margin-top: 10px;
}

.toc-meta-item {
  display: block;
  color: var(--text-faint);
  font-size: 11px;
  padding: 3px 16px 3px 22px;
  letter-spacing: 0.5px;
  line-height: 1.8;
}

.toc-meta-item::before { content: "├─ "; color: var(--border-1); }

/*
>? MAIN AREA [right scrollable content column]
*/
#main {
  flex: 1;
  padding: 40px 52px;
  max-width: 800px;
}

.page        { display: block; }
.page.hidden { display: none;  }

/*
>? SHARED COMPONENTS [hr, section label, links, scrollbar, hidden class]
*/
hr {
  border: none;
  border-top: 1px solid var(--border-3);
  margin: 28px 0;
}

.section-label {
  color: var(--accent-green);
  font-size: 13px;
  letter-spacing: 3px;
  margin-bottom: 14px;
  font-weight: bold;
}

a       { color: var(--accent-cyan); text-decoration: none; }
a:hover { color: var(--accent-yellow); }
.hidden { display: none; }

::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); }

/*
>? HOME -- BIO ROW [photo + identity table side by side]
*/
.home-bio-row {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.home-pic-wrap {
  flex-shrink: 0;
  border: 2px solid var(--border-1);
  width: 160px;
  height: 190px;
  overflow: hidden;
  filter: grayscale(30%);
}

.home-pic-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: contrast(1.05);
}

.home-identity {
  display: flex;
  flex-direction: column;
  gap: 10px;
  justify-content: flex-start;
}

.home-identity-name {
  color: var(--text-primary);
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 2px;
  margin-bottom: 6px;
}

/*
>? HOME -- IDENTITY TABLE [key: value rows next to the photo]
*/
.identity-table { border-collapse: collapse; font-size: 13px; }

.identity-table td {
  padding: 3px 0;
  vertical-align: top;
  line-height: 1.7;
}

.identity-table td:first-child {
  color: var(--accent-yellow);
  white-space: nowrap;
  padding-right: 14px;
}

.identity-table td:first-child::after { content: ":"; }
.identity-table td:last-child { color: var(--text-dim); }

/*
>? HOME -- BIO TEXT [description paragraphs below the photo block]
*/
.home-bio-text {
  color: var(--text-dim);
  font-size: 13px;
  line-height: 2;
}

.home-bio-text p + p { margin-top: 14px; }

/*
>? HOME -- SITE MAP GRID [2-column card grid for page navigation]
*/
.home-nav-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 4px;
}

.home-nav-card {
  border: 1px solid var(--border-1);
  padding: 14px 16px;
  cursor: pointer;
  background-color: var(--bg-card);
  transition: border-color 0.15s, background-color 0.15s;
}

.home-nav-card:hover {
  border-color: var(--accent-cyan);
  background-color: var(--bg-hover);
}

.home-nav-card-title {
  color: var(--accent-cyan);
  font-size: 13px;
  font-weight: bold;
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.home-nav-card-title::before { content: "→ "; color: var(--accent-green); }

.home-nav-card-desc {
  color: var(--text-faint);
  font-size: 11px;
  line-height: 1.8;
}

/*
>? CONTACT TABLE [key-value table used on home and about pages]
*/
.contact-table {
  border-collapse: collapse;
  width: 100%;
  margin-top: 4px;
  border: 1px solid var(--border-1);
}

.contact-table tr              { border-bottom: 1px solid var(--border-1); }
.contact-table tr:last-child   { border-bottom: none; }

.contact-table td {
  padding: 9px 14px;
  font-size: 13px;
  vertical-align: middle;
  line-height: 1.6;
  border-right: 1px solid var(--border-1);
}

.contact-table td:last-child { border-right: none; color: var(--text-dim); }

.contact-table td:first-child {
  color: var(--accent-yellow);
  width: 140px;
  letter-spacing: 1px;
  font-size: 11px;
  white-space: nowrap;
  background-color: var(--bg-sidebar);
}

.contact-table td:last-child a       { color: var(--accent-cyan); }
.contact-table td:last-child a:hover { color: var(--accent-yellow); }

/*
>? DATA TABLE [structured table with header row for about page sections]
*/
.data-table {
  border-collapse: collapse;
  width: 100%;
  margin-top: 4px;
  margin-bottom: 8px;
  border: 1px solid var(--border-1);
}

.data-table thead tr { background-color: var(--bg-sidebar); }

.data-table th {
  padding: 8px 14px;
  text-align: left;
  color: var(--accent-green);
  font-size: 11px;
  letter-spacing: 2px;
  border-bottom: 1px solid var(--border-1);
  border-right: 1px solid var(--border-1);
  font-weight: bold;
}

.data-table th:last-child { border-right: none; }

.data-table tbody tr            { border-bottom: 1px solid var(--border-1); }
.data-table tbody tr:last-child { border-bottom: none; }

.data-table td {
  padding: 9px 14px;
  font-size: 13px;
  color: var(--text-dim);
  vertical-align: middle;
  line-height: 1.7;
  border-right: 1px solid var(--border-1);
}

.data-table td:last-child  { border-right: none; }
.data-table td:first-child { color: var(--text-primary); }

.status-active { color: var(--accent-green); }
.status-done   { color: var(--accent-cyan);  }
.status-drop   { color: var(--text-muted);   }

/*
>? FOOTER [bottom of each page]
*/
#footer {
  margin-top: 50px;
  border-top: 1px solid var(--border-3);
  padding-top: 18px;
  color: var(--text-ghost);
  font-size: 11px;
  line-height: 2;
  letter-spacing: 0.5px;
}

/*
>? LOOKUP OVERLAY [the Ctrl+K search modal -- backdrop + modal box]
*/
#lookup-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 8000;
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
  box-sizing: border-box;
}

#lookup-overlay.active { display: flex; }

#lookup-backdrop {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.75);
  cursor: pointer;
}

#lookup-modal {
  position: relative;
  z-index: 1;
  width: 600px;
  max-width: 92vw;
  background: var(--bg-secondary);
  border: 1px solid var(--border-1);
  box-shadow: 0 0 0 1px var(--border-1), 0 30px 80px rgba(0,0,0,0.6), 0 0 40px rgba(0,255,0,0.05);
}

#lookup-header {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-1);
  gap: 10px;
}

#lookup-icon { color: var(--accent-green); font-size: 16px; flex-shrink: 0; }

#lookup-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: "Courier New", Courier, monospace;
  font-size: 14px;
  letter-spacing: 0.5px;
  caret-color: var(--accent-green);
}

#lookup-input::placeholder { color: var(--text-faint); }

#lookup-esc-tag {
  color: var(--text-muted);
  font-size: 10px;
  border: 1px solid var(--border-1);
  padding: 2px 7px;
  letter-spacing: 1.5px;
  cursor: pointer;
  flex-shrink: 0;
  font-family: "Courier New", Courier, monospace;
  transition: color 0.1s, border-color 0.1s;
}

#lookup-esc-tag:hover { color: var(--accent-yellow); border-color: var(--accent-yellow); }

/*
>? LOOKUP RESULTS [the scrollable list of matched items]
*/
#lookup-results { max-height: 360px; overflow-y: auto; }

#lookup-results::-webkit-scrollbar       { width: 4px; }
#lookup-results::-webkit-scrollbar-track { background: transparent; }
#lookup-results::-webkit-scrollbar-thumb { background: var(--border-1); }

.lk-result {
  display: flex;
  align-items: flex-start;
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-3);
  gap: 10px;
  transition: background-color 0.08s;
}

.lk-result:last-child             { border-bottom: none; }
.lk-result:hover,
.lk-result.lk-selected           { background-color: var(--bg-hover); }
.lk-result.lk-selected .lk-arrow { color: var(--accent-green); }

.lk-tag {
  font-size: 10px;
  letter-spacing: 1.5px;
  padding: 2px 6px;
  border: 1px solid;
  margin-top: 2px;
  flex-shrink: 0;
  min-width: 52px;
  text-align: center;
  font-family: "Courier New", Courier, monospace;
}

.lk-tag-section { color: var(--accent-yellow); border-color: var(--accent-yellow); }
.lk-tag-item    { color: var(--accent-cyan);   border-color: var(--accent-cyan);   }

.lk-text { flex: 1; min-width: 0; }

.lk-label {
  color: var(--text-primary);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lk-label mark {
  background: transparent;
  color: var(--accent-yellow);
  font-weight: bold;
  text-decoration: underline;
  text-decoration-color: var(--accent-yellow);
  text-underline-offset: 2px;
}

.lk-sublabel {
  color: var(--text-faint);
  font-size: 11px;
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lk-arrow {
  color: var(--border-1);
  font-size: 13px;
  flex-shrink: 0;
  align-self: center;
  transition: color 0.1s;
}

.lk-empty {
  padding: 28px;
  text-align: center;
  color: var(--text-muted);
  letter-spacing: 2px;
  font-size: 12px;
}

/*
>? LOOKUP FOOTER [keyboard shortcut hints at the bottom of the modal]
*/
#lookup-footer {
  display: flex;
  gap: 14px;
  padding: 7px 14px;
  border-top: 1px solid var(--border-3);
  align-items: center;
  flex-wrap: wrap;
}

.lk-hint {
  color: var(--text-muted);
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 3px;
}

.lk-hint kbd {
  font-family: "Courier New", Courier, monospace;
  background: var(--bg-hover);
  border: 1px solid var(--border-1);
  padding: 1px 4px;
  font-size: 10px;
  color: var(--text-dim);
}

.lk-hint-right { margin-left: auto; }

/*
>? SUB SECTION LABEL [section titles inside pages, one level below page title]
*/
.section-label-sub {
  color: #ff8800;
  font-size: 12px;
  letter-spacing: 3px;
  margin-bottom: 14px;
  margin-top: 28px;
  font-weight: bold;
}

body.light .section-label-sub {
  color: #884400;
}

/*
>? PROJECT STATUS BADGES [colored label badges for project status]
*/
.status-live {
  background-color: #003300;
  color: var(--accent-green);
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: 1px;
  white-space: nowrap;
  display: inline-block;
  border: 1px solid var(--accent-green);
}

.status-underdev {
  background-color: #332200;
  color: var(--accent-yellow);
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: 1px;
  white-space: nowrap;
  display: inline-block;
  border: 1px solid var(--accent-yellow);
}

body.light .status-live    { background-color: #ccffcc; color: #1a5500; border-color: #206800; }
body.light .status-underdev { background-color: #fff5cc; color: #664400; border-color: #997700; }

.cell-na {
  color: #ff3333;
  font-weight: bold;
  font-size: 12px;
  letter-spacing: 1px;
}

.cell-na::before { content: "✗ "; }

.status-live { /* already in your css */ }

/*
>? SUK NOTE [shortcuts unlocking key note block]
*/
.suk-note {
  border: 1px solid var(--border-1);
  padding: 10px 14px;
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-faint);
  display: flex;
  gap: 12px;
  align-items: baseline;
  background-color: var(--bg-card);
}

.suk-label {
  color: var(--accent-yellow);
  font-weight: bold;
  letter-spacing: 2px;
  font-size: 11px;
  white-space: nowrap;
  flex-shrink: 0;
}

/*
>? DLINK [direct link style]
*/
.dlink {
  color: var(--accent-cyan);
  letter-spacing: 1px;
  font-size: 12px;
}

.dlink:hover { color: var(--accent-yellow); }

/* Custom text selection color */
::selection {
  background-color: var(--accent-yellow);
  color: #000;
}

/* Flash animation for targeted items */
@keyframes flash-highlight {
  0%   { background-color: transparent; }
  20%  { background-color: rgba(255, 255, 0, 0.3); } /* Yellow tint */
  100% { background-color: transparent; }
}

.jump-highlight {
  animation: flash-highlight 1.5s ease-out;
  border-radius: 4px;
}

/* Make search results selection feel more "mechanical" */
.lk-result.lk-selected {
  background-color: var(--bg-hover) !important;
  border-left: 3px solid var(--accent-green);
}