:root,
[data-theme="dark"] {
  --bg-black: #000000;
  --bg-alt: #08080a;
  --bg-card: #0e0e12;
  --bg-input: #141418;
  --bg-hover: #1c1c24;

  --border-dim: #1e1e24;
  --border-mid: #33333e;
  --border-bright: #ffffff;

  --text-pure: #ffffff;
  --text-high: #f4f4f5;
  --text-mid: #a1a1aa;
  --text-muted: #52525b;

  --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  --font-ethiopic: "Nyala", "Abyssinica SIL", "Noto Sans Ethiopic", "Kefa", sans-serif;
}

[data-theme="light"] {
  --bg-black: #ffffff;
  --bg-alt: #f8fafc;
  --bg-card: #ffffff;
  --bg-input: #f1f5f9;
  --bg-hover: #e2e8f0;

  --border-dim: #e2e8f0;
  --border-mid: #cbd5e1;
  --border-bright: #0f172a;

  --text-pure: #09090b;
  --text-high: #18181b;
  --text-mid: #475569;
  --text-muted: #94a3b8;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border-mid) transparent;
}

/* Custom Sleek Scrollbar (Zero Top/Bottom/Left/Right Arrows) */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: var(--border-mid);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--text-muted);
}

::-webkit-scrollbar-button {
  display: none !important;
  width: 0 !important;
  height: 0 !important;
}

::-webkit-scrollbar-corner {
  background: transparent;
}

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-black);
  background-image: 
    radial-gradient(circle at 100% 0%, rgba(255, 255, 255, 0.05) 0%, transparent 60%),
    radial-gradient(circle at 0% 100%, rgba(255, 255, 255, 0.02) 0%, transparent 50%);
  color: var(--text-pure);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
  transition: background-color 0.2s ease, color 0.2s ease;
}

[data-theme="light"] body {
  background-image: 
    radial-gradient(circle at 100% 0%, rgba(0, 0, 0, 0.03) 0%, transparent 60%),
    radial-gradient(circle at 0% 100%, rgba(0, 0, 0, 0.02) 0%, transparent 50%);
}

/* Fixed Top Scroll Progress Bar */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 2.5px;
  width: 0%;
  background: var(--text-pure);
  z-index: 999;
  transition: width 0.06s ease-out;
}

/* Wavy / Calligraphic Ethiopic Watermark */
body::after {
  content: "ፊደል";
  position: fixed;
  right: 40px;
  bottom: 20px;
  font-family: var(--font-ethiopic);
  font-size: 260px;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.015);
  pointer-events: none;
  z-index: 0;
  letter-spacing: -0.05em;
  line-height: 1;
}

[data-theme="light"] body::after {
  color: rgba(0, 0, 0, 0.02);
}

body::before {
  content: "ፊ";
  position: fixed;
  left: -20px;
  top: 15%;
  font-family: var(--font-ethiopic);
  font-size: 380px;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.01);
  pointer-events: none;
  z-index: 0;
  line-height: 1;
}

[data-theme="light"] body::before {
  color: rgba(0, 0, 0, 0.015);
}

.container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-black);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-dim);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo-svg {
  width: 32px;
  height: 32px;
}

.brand-title {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-pure);
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-ethiopic {
  font-family: var(--font-ethiopic);
  font-size: 13px;
  color: var(--bg-black);
  background: var(--text-pure);
  padding: 1px 6px;
  border-radius: 3px;
  font-weight: 700;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-link {
  color: var(--text-mid);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: color 0.15s;
}

.nav-link:hover {
  color: var(--text-pure);
}

/* Theme Switcher Button */
.btn-theme-toggle {
  background: var(--bg-input);
  border: 1px solid var(--border-dim);
  color: var(--text-pure);
  width: 34px;
  height: 34px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-theme-toggle:hover {
  background: var(--bg-hover);
  border-color: var(--border-mid);
}

.icon-theme {
  width: 16px;
  height: 16px;
}

[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

.nav-btn-github {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  color: var(--text-pure);
  padding: 7px 14px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s;
}

.nav-btn-github:hover {
  background: var(--bg-hover);
  border-color: var(--border-mid);
}

/* Hero Section */
.hero-section {
  padding: 80px 24px 60px;
  text-align: center;
  position: relative;
}

.hero-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-mid);
  margin-bottom: 24px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--text-pure);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
}

.hero-title {
  font-size: 50px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-pure);
  margin-bottom: 18px;
}

.gradient-text {
  color: var(--text-pure);
  text-decoration: underline;
  text-decoration-color: var(--border-mid);
  text-underline-offset: 6px;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--text-mid);
  max-width: 660px;
  margin-bottom: 30px;
}

.hero-cta-group {
  display: flex;
  gap: 14px;
  margin-bottom: 44px;
}

.btn-cta-primary {
  background-color: var(--text-pure);
  color: var(--bg-black);
  padding: 12px 24px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.15s;
}

.btn-cta-primary:hover {
  opacity: 0.9;
}

.btn-cta-secondary {
  background-color: var(--bg-card);
  color: var(--text-pure);
  border: 1px solid var(--border-dim);
  padding: 12px 22px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.15s;
}

.btn-cta-secondary:hover {
  background-color: var(--bg-hover);
  border-color: var(--border-mid);
}

/* Terminal Simulator */
.hero-terminal-shell {
  width: 100%;
  max-width: 700px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.3);
  text-align: left;
}

.terminal-bar {
  background-color: var(--bg-input);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-dim);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--border-mid);
}

.terminal-title {
  margin: 0 auto;
  font-size: 11.5px;
  color: var(--text-muted);
  font-family: monospace;
}

.terminal-chip {
  font-size: 10px;
  background: var(--text-pure);
  color: var(--bg-black);
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
  font-family: monospace;
}

.terminal-body {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-family: monospace;
}

.sim-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
}

.sim-prompt {
  color: var(--text-pure);
  font-weight: bold;
}

.sim-label {
  color: var(--text-muted);
  font-size: 13px;
  width: 110px;
}

.sim-text-input {
  color: var(--text-high);
  font-weight: 500;
}

.sim-text-output {
  font-family: var(--font-ethiopic);
  font-size: 20px;
  color: var(--text-pure);
  font-weight: 700;
}

.sim-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background-color: var(--text-pure);
  animation: blink 1s step-start infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.sim-divider {
  height: 1px;
  background-color: var(--border-dim);
  margin: 4px 0;
}

.sim-meta-row {
  display: flex;
  gap: 10px;
  padding-top: 6px;
}

.meta-tag {
  font-size: 11px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  color: var(--text-mid);
  padding: 3px 8px;
  border-radius: 3px;
}

/* Sections */
.section-block {
  padding: 70px 0;
}

.section-darker {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px;
}

.section-eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-pure);
  margin-bottom: 10px;
}

.section-desc {
  font-size: 14.5px;
  color: var(--text-mid);
}

/* Sandbox Widget (Left Latin -> Right Ethiopic) */
.sandbox-widget {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(0,0,0,0.25);
}

.sandbox-topbar {
  background-color: var(--bg-input);
  padding: 10px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-dim);
}

.sandbox-tab {
  font-size: 12px;
  font-weight: 700;
  color: var(--bg-black);
  background: var(--text-pure);
  padding: 3px 8px;
  border-radius: 3px;
}

.sandbox-tips {
  font-size: 12px;
  color: var(--text-muted);
}

.sandbox-tips code {
  color: var(--text-high);
}

.sandbox-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 190px;
}

.sandbox-input-col {
  padding: 20px;
  border-right: 1px solid var(--border-dim);
  display: flex;
  flex-direction: column;
}

.col-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.sandbox-input-col textarea {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-pure);
  font-size: 15px;
  outline: none;
  font-family: inherit;
  resize: none;
  line-height: 1.6;
}

.sandbox-output-col {
  padding: 20px;
  background-color: var(--bg-alt);
  display: flex;
  flex-direction: column;
}

.col-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.btn-copy-inline {
  background: var(--bg-input);
  border: 1px solid var(--border-dim);
  color: var(--text-mid);
  border-radius: 3px;
  padding: 4px 10px;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-copy-inline:hover {
  background: var(--text-pure);
  color: var(--bg-black);
  border-color: var(--text-pure);
}

.sandbox-rendered-area {
  flex: 1;
  font-family: var(--font-ethiopic);
  font-size: 19px;
  color: var(--text-pure);
  line-height: 1.6;
  word-break: break-word;
}

.sandbox-footer {
  padding: 10px 18px;
  background-color: var(--bg-input);
  border-top: 1px solid var(--border-dim);
  display: flex;
  gap: 24px;
  font-size: 12px;
}

.stats-item {
  display: flex;
  gap: 6px;
}

.stats-label { color: var(--text-muted); }
.stats-val { font-weight: 600; color: var(--text-pure); }
.text-emerald { color: var(--text-pure) !important; font-weight: 700; }

/* Guide Tabs Shell */
.guide-tabs-shell {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  overflow: hidden;
}

.guide-nav-bar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background-color: var(--bg-input);
  border-bottom: 1px solid var(--border-dim);
}

.guide-nav-btn {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-dim);
  padding: 14px 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-mid);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.15s;
}

.guide-nav-btn:last-child {
  border-right: none;
}

.guide-nav-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-pure);
}

.guide-nav-btn.active {
  background-color: var(--bg-card);
  color: var(--text-pure);
  border-bottom: 2px solid var(--text-pure);
}

.guide-tab-pane {
  display: none;
  padding: 28px;
}

.guide-tab-pane.active {
  display: block;
}

.guide-pane-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
}

.guide-pane-content h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-pure);
  margin-bottom: 8px;
}

.guide-pane-content p {
  font-size: 13.5px;
  color: var(--text-mid);
  margin-bottom: 14px;
}

.guide-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  color: var(--text-high);
}

.guide-feature-list li {
  padding-left: 14px;
  position: relative;
  line-height: 1.5;
}

.guide-feature-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--text-pure);
  font-weight: bold;
}

.guide-feature-list code {
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  padding: 1px 5px;
  border-radius: 3px;
  font-family: monospace;
  color: var(--text-pure);
}

.guide-pane-demo {
  display: flex;
  justify-content: center;
}

.demo-card {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.demo-card-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--text-muted);
}

.demo-example-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
}

.demo-pill {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 3px 8px;
  border-radius: 3px;
  font-family: monospace;
  font-size: 12px;
}

.demo-arrow {
  color: var(--text-muted);
}

.demo-output {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-pure);
}

.demo-caption {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: auto;
}

/* Compatibility Status Cards */
.compat-status-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.compat-badge-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.badge-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-status-dot.active {
  background-color: var(--text-pure);
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.7);
}

.badge-status-dot.canvas {
  background-color: var(--text-muted);
}

.compat-title-sm {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-pure);
}

.compat-desc-sm {
  font-size: 11.5px;
  color: var(--text-mid);
  line-height: 1.45;
}

/* Mini Browser Mockup */
.mini-browser-mockup {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  overflow: hidden;
}

.mini-browser-header {
  background-color: var(--bg-hover);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border-dim);
}

.mini-browser-dots {
  display: flex;
  gap: 5px;
}

.mini-browser-url-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 3px 10px;
  font-size: 11px;
  font-family: monospace;
  color: var(--text-high);
  flex: 1;
}

.mini-status-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 12px;
}

.badge-active {
  background: var(--text-pure);
  color: var(--bg-black);
}

.badge-bypass {
  background: var(--bg-card);
  color: var(--text-mid);
  border: 1px solid var(--border-mid);
}

.mini-browser-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mini-site-selector {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.mini-site-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  color: var(--text-mid);
  padding: 4px 9px;
  border-radius: 4px;
  font-size: 11px;
  font-family: monospace;
  cursor: pointer;
  transition: all 0.15s;
}

.mini-site-btn:hover {
  background: var(--bg-hover);
  color: var(--text-pure);
}

.mini-site-btn.active {
  background: var(--text-pure);
  color: var(--bg-black);
  border-color: var(--text-pure);
  font-weight: 700;
}

.mini-input-simulation {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mini-sim-label {
  font-size: 10.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mini-sim-text {
  font-family: monospace;
  font-size: 13px;
  color: var(--text-high);
  margin-bottom: 6px;
}

.mini-sim-rendered {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-pure);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: var(--border-mid);
  transform: translateY(-2px);
}

.feature-icon {
  width: 36px;
  height: 36px;
  background: var(--bg-input);
  border: 1px solid var(--border-dim);
  color: var(--text-pure);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 18px;
  height: 18px;
}

.feature-card h3 {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-pure);
}

.feature-card p {
  font-size: 13.5px;
  color: var(--text-mid);
}

.feature-card code {
  background: var(--bg-input);
  padding: 2px 5px;
  border-radius: 3px;
  border: 1px solid var(--border-dim);
  font-size: 12px;
}

/* Syllabary Matrix Table (Clean Edge-to-Edge Width) */
.matrix-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  overflow: hidden;
  padding: 20px;
  width: 100%;
}

.matrix-search-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 8px 12px;
  width: 380px;
  max-width: 100%;
}

.search-icon {
  width: 15px;
  height: 15px;
  color: var(--text-muted);
}

.search-box input {
  background: transparent;
  border: none;
  color: var(--text-pure);
  font-size: 13px;
  outline: none;
  width: 100%;
}

.matrix-hint {
  font-size: 12px;
  color: var(--text-muted);
}

.matrix-scroll-wrapper {
  max-height: 520px;
  overflow-x: auto;
  overflow-y: auto;
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  width: 100%;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: center;
  font-size: 13px;
  table-layout: auto;
}

.matrix-table th {
  background-color: var(--bg-input);
  padding: 9px 8px;
  font-size: 10.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border-dim);
  border-right: 1px solid var(--border-dim);
  position: sticky;
  top: 0;
  z-index: 2;
  white-space: nowrap;
}

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

.matrix-table td {
  padding: 6px 6px;
  border-bottom: 1px solid var(--border-dim);
  border-right: 1px solid var(--border-dim);
  font-family: var(--font-ethiopic);
  font-size: 14.5px;
  white-space: nowrap;
}

.matrix-table td:last-child {
  border-right: none;
}

.family-name-cell {
  font-family: var(--font-sans) !important;
  font-size: 12.5px !important;
  font-weight: 700;
  color: var(--text-pure);
  text-align: left;
  background-color: var(--bg-input);
  position: sticky;
  left: 0;
  z-index: 1;
  padding-left: 10px !important;
}

.family-trigger-cell {
  font-family: monospace !important;
  font-size: 11px !important;
  color: var(--text-mid);
  text-align: left;
  padding-left: 8px !important;
}

.matrix-char-cell {
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 3px;
  padding: 3px 5px;
  transition: all 0.15s;
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
  color: inherit;
  font-family: inherit;
  font-size: inherit;
  position: relative;
}

.cell-glyph {
  font-family: var(--font-ethiopic);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-pure);
}

.cell-ph {
  font-family: var(--font-sans);
  font-size: 10px;
  color: var(--text-muted);
}

.cell-toast {
  position: absolute;
  top: -22px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--text-pure);
  color: var(--bg-black);
  font-family: var(--font-sans);
  font-size: 9.5px;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.matrix-char-cell.copied {
  background-color: var(--text-pure);
}

.matrix-char-cell.copied .cell-glyph {
  color: var(--bg-black);
}

.matrix-char-cell.copied .cell-ph {
  color: var(--bg-black);
}

.matrix-char-cell.copied .cell-toast {
  opacity: 1;
}

.matrix-char-cell:hover:not(.copied) {
  background-color: var(--bg-hover);
  transform: scale(1.06);
}

.matrix-dash {
  color: var(--text-muted);
}

/* Browser Chooser Tab Bar & Shell */
.browser-chooser-shell {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.browser-tab-nav {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  background-color: var(--bg-input);
  border-bottom: 1px solid var(--border-dim);
}

.browser-tab-btn {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-dim);
  padding: 14px 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-mid);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.15s;
}

.browser-tab-btn:last-child {
  border-right: none;
}

.browser-tab-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-pure);
}

.browser-tab-btn.active {
  background-color: var(--bg-card);
  color: var(--text-pure);
  border-bottom: 2px solid var(--text-pure);
}

.browser-logo {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}

.browser-install-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.browser-target-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-dim);
}

.browser-brand-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.inst-browser-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-pure);
}

.inst-version-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--bg-input);
  color: var(--text-pure);
  padding: 2px 7px;
  border-radius: 3px;
  border: 1px solid var(--border-mid);
}

.inst-package-tag {
  font-size: 11.5px;
  color: var(--text-muted);
}

.install-steps-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.step-card {
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.step-badge {
  width: 24px;
  height: 24px;
  background-color: var(--text-pure);
  color: var(--bg-black);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.step-headline {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-pure);
}

.step-sub {
  font-size: 12px;
  color: var(--text-mid);
  line-height: 1.5;
}

.code-snippet-box {
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: monospace;
  font-size: 12.5px;
  color: var(--text-pure);
}

.btn-copy-snippet {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}

.btn-copy-snippet:hover {
  color: var(--text-pure);
}

.install-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-install-primary {
  background-color: var(--text-pure);
  color: var(--bg-black);
  padding: 9px 15px;
  border-radius: 4px;
  font-size: 12.5px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-install-secondary {
  background-color: var(--bg-input);
  border: 1px solid var(--border-dim);
  color: var(--text-pure);
  padding: 9px 15px;
  border-radius: 4px;
  font-size: 12.5px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-install-secondary:hover {
  background-color: var(--bg-hover);
  border-color: var(--border-mid);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-dim);
  padding: 36px 0;
  background-color: var(--bg-black);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-title {
  font-size: 14.5px;
  font-weight: 800;
  color: var(--text-pure);
}

.footer-copy {
  font-size: 12px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  color: var(--text-mid);
  font-size: 12.5px;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text-pure);
}

/* Icons */
.btn-icon,
.icon-svg {
  width: 14px;
  height: 14px;
  stroke-width: 2;
  display: inline-block;
  vertical-align: middle;
}

.icon-svg-xs {
  width: 11px;
  height: 11px;
  stroke-width: 2;
}

@media (max-width: 900px) {
  .guide-nav-bar { grid-template-columns: 1fr 1fr; }
  .guide-pane-grid { grid-template-columns: 1fr; }
  .browser-tab-nav { grid-template-columns: repeat(3, 1fr); }
  .install-steps-container { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero-title { font-size: 32px; }
  .guide-nav-bar { grid-template-columns: 1fr; }
  .browser-tab-nav { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }
  .sandbox-main { grid-template-columns: 1fr; }
  .install-steps-container { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}