/* ==============================================================================
   docs.trellis.com — High-Craft Sovereign Theme & Layout System
   ============================================================================== */

:root {
  /* Emergence Light (Default) */
  --bg: #F2F4EF;
  --panel: #E9EDE5;
  --panel2: #DFE5DA;
  --panel-hover: #D5DCD0;
  --border: rgba(30, 41, 33, 0.16);
  --ink: #1E2921;
  --ink-bright: #0E1610;
  --muted: #5A6B5E;
  
  --acc: #2F8A58;
  --acc2: #A67618;
  --acc-ink: #F2F4EF;
  
  --good: #2F8A58;
  --warn: #A67618;
  --crit: #A63D2F;
  --info: #2B6CB0;
  
  --cell: rgba(47, 138, 88, 0.32);
  --cell2: rgba(166, 118, 24, 0.28);
  
  --font-mono: ui-monospace, "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --shadow: 0 4px 18px rgba(0, 0, 0, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0B0F0C;
    --panel: #121814;
    --panel2: #17201A;
    --panel-hover: #1E2B23;
    --border: rgba(201, 212, 204, 0.13);
    --ink: #C9D4CC;
    --ink-bright: #F0F6F2;
    --muted: #7C8B80;
    
    --acc: #7DC982;
    --acc2: #D9A441;
    --acc-ink: #0B0F0C;
    
    --good: #7DC982;
    --warn: #D9A441;
    --crit: #D97A6A;
    --info: #63B3ED;
    
    --cell: rgba(125, 201, 130, 0.35);
    --cell2: rgba(217, 164, 65, 0.30);
    --shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
  }
}

:root[data-theme="light"] {
  --bg: #F2F4EF;
  --panel: #E9EDE5;
  --panel2: #DFE5DA;
  --panel-hover: #D5DCD0;
  --border: rgba(30, 41, 33, 0.16);
  --ink: #1E2921;
  --ink-bright: #0E1610;
  --muted: #5A6B5E;
  --acc: #2F8A58;
  --acc2: #A67618;
  --acc-ink: #F2F4EF;
  --cell: rgba(47, 138, 88, 0.32);
  --cell2: rgba(166, 118, 24, 0.28);
}

:root[data-theme="dark"] {
  --bg: #0B0F0C;
  --panel: #121814;
  --panel2: #17201A;
  --panel-hover: #1E2B23;
  --border: rgba(201, 212, 204, 0.13);
  --ink: #C9D4CC;
  --ink-bright: #F0F6F2;
  --muted: #7C8B80;
  --acc: #7DC982;
  --acc2: #D9A441;
  --acc-ink: #0B0F0C;
  --cell: rgba(125, 201, 130, 0.35);
  --cell2: rgba(217, 164, 65, 0.30);
}

/* Hermes Gold Skin */
:root[data-skin="hermes"] {
  --bg: #101018;
  --panel: #171726;
  --panel2: #1E1E34;
  --panel-hover: #262642;
  --border: rgba(255, 215, 0, 0.20);
  --ink: #FFF8DC;
  --ink-bright: #FFFFFF;
  --muted: #DAA520;
  --acc: #FFD700;
  --acc2: #CD7F32;
  --acc-ink: #101018;
  --good: #4CAF50;
  --warn: #FFBF00;
  --crit: #EF5350;
  --info: #64B5F6;
  --cell: rgba(255, 215, 0, 0.28);
  --cell2: rgba(205, 127, 50, 0.28);
}

/* Terminal High Contrast */
:root[data-skin="terminal"] {
  --bg: #000000;
  --panel: #0a0a0a;
  --panel2: #141414;
  --panel-hover: #222222;
  --border: #33ff33;
  --ink: #00ff66;
  --ink-bright: #ffffff;
  --muted: #00aa44;
  --acc: #00ff66;
  --acc2: #ffff00;
  --acc-ink: #000000;
  --good: #00ff66;
  --warn: #ffff00;
  --crit: #ff3333;
  --info: #00ffff;
  --cell: rgba(0, 255, 102, 0.30);
  --cell2: rgba(255, 255, 0, 0.30);
}

/* ==============================================================================
   Base Elements
   ============================================================================== */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--acc);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  text-decoration: underline;
}

code, pre, .mono {
  font-family: var(--font-mono);
}

/* ==============================================================================
   Ambient Header & Conway Canvas
   ============================================================================== */

header.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

#life-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.85;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 1320px;
  margin: 0 auto;
  padding: 40px 24px 28px;
  background: linear-gradient(90deg, var(--bg) 0%, rgba(var(--bg), 0.92) 40%, transparent 80%);
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--acc2);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4.5vw, 42px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-bright);
  line-height: 1.15;
  margin-bottom: 10px;
}

.hero-title .dim {
  color: var(--muted);
  font-weight: 400;
}

.hero-thesis {
  color: var(--muted);
  font-size: 15.5px;
  max-width: 68ch;
  margin-bottom: 20px;
}

.hero-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.chip {
  font-family: var(--font-mono);
  font-size: 11.5px;
  padding: 3px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--ink);
}

.chip.live {
  background: var(--good);
  color: var(--acc-ink);
  border-color: var(--good);
}

.controls-group {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-ctrl {
  font-family: var(--font-mono);
  font-size: 11.5px;
  padding: 5px 12px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--ink);
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-ctrl:hover {
  background: var(--panel-hover);
  border-color: var(--acc);
}

.btn-ctrl[aria-pressed="true"] {
  background: var(--acc);
  color: var(--acc-ink);
  border-color: var(--acc);
}

/* ==============================================================================
   Main Layout & Sidebar
   ============================================================================== */

.layout {
  max-width: 1320px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 24px 48px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  flex: 1;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    display: none;
  }
  .sidebar.mobile-open {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 100;
    background: var(--bg);
    padding: 24px;
    overflow-y: auto;
  }
}

.sidebar {
  position: sticky;
  top: 24px;
  height: calc(100vh - 48px);
  overflow-y: auto;
  padding-right: 12px;
}

.search-box-btn {
  width: 100%;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  margin-bottom: 20px;
  transition: all 0.15s ease;
}

.search-box-btn:hover {
  border-color: var(--acc);
  color: var(--ink-bright);
}

.kbd {
  background: var(--panel2);
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid var(--border);
  font-size: 11px;
}

.nav-section {
  margin-bottom: 20px;
}

.nav-heading {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--acc2);
  margin-bottom: 8px;
  font-weight: 600;
}

.nav-list {
  list-style: none;
  display: grid;
  gap: 4px;
}

.nav-link {
  display: block;
  font-size: 13.5px;
  color: var(--muted);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: all 0.12s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--ink-bright);
  background: var(--panel);
  border-left-color: var(--acc);
  text-decoration: none;
}

/* ==============================================================================
   Content Main Surface
   ============================================================================== */

.content {
  min-width: 0;
}

.doc-article {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  margin-bottom: 28px;
  box-shadow: var(--shadow);
}

.doc-article h1 {
  font-family: var(--font-mono);
  font-size: 24px;
  color: var(--ink-bright);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.doc-article h2 {
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--acc2);
  margin: 24px 0 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.doc-article h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-bright);
  margin: 18px 0 8px;
}

.doc-article p {
  margin-bottom: 14px;
}

.doc-article ul, .doc-article ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.doc-article li {
  margin-bottom: 6px;
}

.doc-article blockquote {
  border-left: 3px solid var(--acc);
  background: var(--panel2);
  padding: 12px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 16px 0;
  font-style: italic;
  color: var(--ink);
}

/* Code Blocks */
pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.5;
  margin: 16px 0;
  position: relative;
}

code {
  background: var(--panel2);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 12.5px;
}

pre code {
  background: transparent;
  padding: 0;
}

.code-copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 3px 8px;
  border-radius: 3px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
}

pre:hover .code-copy-btn {
  opacity: 1;
}

.code-copy-btn:hover {
  color: var(--ink-bright);
  border-color: var(--acc);
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  margin: 18px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acc2);
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--panel2);
}

td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

tr:hover td {
  background: var(--panel2);
}

/* Pills */
.pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 3px;
  text-transform: uppercase;
  font-weight: 600;
}

.pill.live { background: var(--good); color: var(--acc-ink); }
.pill.build { background: var(--warn); color: var(--acc-ink); }
.pill.crit { background: var(--crit); color: #fff; }
.pill.info { background: var(--info); color: #fff; }
.pill.archived { background: transparent; border: 1px solid var(--border); color: var(--muted); }

/* ==============================================================================
   Interactive Components (Keybind Matrix & CLI Explorer)
   ============================================================================== */

.interactive-card {
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin: 20px 0;
}

.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.filter-input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-bright);
}

.filter-input:focus {
  outline: none;
  border-color: var(--acc);
}

/* ==============================================================================
   Search Modal / Command Palette
   ============================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.palette {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 620px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 70vh;
}

.palette-input-wrap {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.palette-input {
  flex: 1;
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink-bright);
}

.palette-input:focus {
  outline: none;
}

.palette-results {
  overflow-y: auto;
  padding: 8px;
  display: grid;
  gap: 4px;
}

.palette-item {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: background 0.1s ease;
}

.palette-item:hover, .palette-item.selected {
  background: var(--panel2);
}

.palette-item-title {
  font-weight: 600;
  color: var(--ink-bright);
  font-size: 14px;
}

.palette-item-desc {
  font-size: 12px;
  color: var(--muted);
}

.palette-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  background: var(--panel2);
}

/* ==============================================================================
   Footer
   ============================================================================== */

footer.site-footer {
  border-top: 1px solid var(--border);
  background: var(--panel);
  padding: 24px;
  margin-top: auto;
}

.footer-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 12.5px;
  color: var(--muted);
}