/* ==========================================================================
   MYTOOLS — BAUHAUS BRUTALIST & TERMINAL DESIGN SYSTEM
   Modern, ordered, tactile, minimalist-elegant macOS CLI web experience.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Bauhaus Primary Accents */
  --color-bauhaus-red: #ff3344;
  --color-bauhaus-blue: #2563eb;
  --color-bauhaus-yellow: #f59e0b;
  --color-terminal-green: #00f59b;
  --color-terminal-cyan: #06b6d4;
  --color-terminal-magenta: #ec4899;

  /* Theme: Default Dark (Bauhaus Obsidian) */
  --bg-canvas: #090b0e;
  --bg-surface: #10141b;
  --bg-surface-elevated: #161c26;
  --bg-surface-highlight: #1e2635;
  --bg-terminal-header: #151a24;
  --bg-terminal-body: #0c0f15;
  --border-subtle: #212936;
  --border-bold: #333f52;
  --border-focus: #00f59b;
  
  --text-primary: #f0f4fc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-code: #38bdf8;
  --text-accent: #00f59b;
  --color-accent-green-surface: #00f59b;

  /* Always-dark terminal surface text tokens */
  --text-on-terminal: #f0f4fc;
  --text-muted-on-terminal: #94a3b8;
  --text-code-on-terminal: #38bdf8;
  --text-accent-on-terminal: #00f59b;

  --badge-bg: #1e2638;
  --badge-text: #93c5fd;

  --grid-line: rgba(255, 255, 255, 0.04);
  --shadow-brutal: 4px 4px 0px rgba(0, 0, 0, 0.8);
  --shadow-glow: 0 0 24px rgba(0, 245, 155, 0.12);

  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --header-height: 64px;
}

/* Theme: Light Gallery (Bauhaus High-Contrast) */
[data-theme="light"] {
  --bg-canvas: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f1f5f9;
  --bg-surface-highlight: #e2e8f0;
  --bg-terminal-header: #e2e8f0;
  --bg-terminal-body: #0f172a;
  --border-subtle: #94a3b8;
  --border-bold: #0f172a;
  --border-focus: #2563eb;

  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #475569;
  --text-code: #0369a1;
  --text-accent: #1d4ed8;
  --color-accent-green-surface: #047857;

  /* Always-dark terminal surface text tokens */
  --text-on-terminal: #f8fafc;
  --text-muted-on-terminal: #94a3b8;
  --text-code-on-terminal: #38bdf8;
  --text-accent-on-terminal: #00f59b;

  --badge-bg: #e0f2fe;
  --badge-text: #0369a1;

  --grid-line: rgba(0, 0, 0, 0.04);
  --shadow-brutal: 4px 4px 0px #0f172a;
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.12);
}

/* Theme: Amber Phosphor Terminal */
[data-theme="amber"] {
  --bg-canvas: #0c0802;
  --bg-surface: #171004;
  --bg-surface-elevated: #221806;
  --bg-surface-highlight: #332308;
  --bg-terminal-header: #1f1403;
  --bg-terminal-body: #080501;
  --border-subtle: #664810;
  --border-bold: #b58018;
  --border-focus: #ffb703;

  --text-primary: #ffdd99;
  --text-secondary: #e0b45c;
  --text-muted: #b58938;
  --text-code: #ffb703;
  --text-accent: #ffb703;
  --color-accent-green-surface: #ffb703;

  /* Always-dark terminal surface text tokens */
  --text-on-terminal: #ffdd99;
  --text-muted-on-terminal: #cc9f4d;
  --text-code-on-terminal: #ffb703;
  --text-accent-on-terminal: #ffb703;

  --badge-bg: #332104;
  --badge-text: #ffd166;

  --grid-line: rgba(255, 183, 3, 0.04);
  --shadow-brutal: 4px 4px 0px #382404;
  --shadow-glow: 0 0 24px rgba(255, 183, 3, 0.15);
}

/* ==========================================================================
   Base & Resets
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background-image: 
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Technical Top Bar / Marquee */
.sys-strip {
  background: var(--bg-surface-elevated);
  border-bottom: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  padding: 0.35rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  overflow-x: auto;
  white-space: nowrap;
  gap: 1.5rem;
}

.sys-strip .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-terminal-green);
  box-shadow: 0 0 6px var(--color-terminal-green);
  display: inline-block;
  animation: pulse-dot 2.4s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ==========================================================================
   Header Navigation (Bauhaus Grid Aligned)
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 11, 14, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 2px solid var(--border-bold);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

[data-theme="light"] .site-header {
  background: rgba(255, 255, 255, 0.9);
}

[data-theme="amber"] .site-header {
  background: rgba(12, 8, 2, 0.9);
}

.header-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: inherit;
}

.brand-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface-elevated);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 var(--border-bold);
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  background: var(--color-bauhaus-red);
  color: #fff;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.15s ease;
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: var(--bg-surface-highlight);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Theme Dropdown / Button */
.theme-selector {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-bold);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.theme-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.theme-btn.active {
  background: var(--border-bold);
  color: #ffffff;
  font-weight: 600;
}

[data-theme="amber"] .theme-btn.active {
  background: var(--border-focus);
  color: #0c0802;
}

.github-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-bold);
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 var(--border-bold);
  transition: all 0.15s ease;
}

.github-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--border-bold);
}

.github-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--border-bold);
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */

.page-wrapper {
  max-width: 1440px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 6rem;
}

/* Geometric Bauhaus Grid Lines */
.bauhaus-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 4rem 0 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.bauhaus-divider::before,
.bauhaus-divider::after {
  content: "";
  flex: 1;
  height: 2px;
  background: var(--border-bold);
}

.bauhaus-divider .accent-dot {
  width: 10px;
  height: 10px;
  background: var(--color-bauhaus-red);
}

/* ==========================================================================
   Hero Section: Bauhaus Asymmetry & Terminal Power
   ========================================================================== */

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: stretch;
  margin-bottom: 4rem;
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-manifesto {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  box-shadow: var(--shadow-brutal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.hero-manifesto::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, 
    var(--color-bauhaus-red) 0%, 
    var(--color-bauhaus-red) 33%, 
    var(--color-bauhaus-yellow) 33%, 
    var(--color-bauhaus-yellow) 66%, 
    var(--color-bauhaus-blue) 66%, 
    var(--color-bauhaus-blue) 100%
  );
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.hero-title .highlight-red {
  color: var(--color-bauhaus-red);
}

.hero-title .highlight-blue {
  color: var(--color-bauhaus-blue);
}

.hero-subtitle {
  font-size: 1.12rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 2rem;
  max-width: 48ch;
}

.hero-quick-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.hero-pill {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.hero-pill strong {
  color: var(--text-primary);
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--color-bauhaus-blue);
  color: #ffffff;
  border: 2px solid var(--border-bold);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--border-bold);
  transition: all 0.15s ease;
}

.btn-primary:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--border-bold);
  background: #1d4ed8;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  border: 2px solid var(--border-bold);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--border-bold);
  transition: all 0.15s ease;
}

.btn-secondary:hover {
  background: var(--bg-surface-highlight);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--border-bold);
}

/* Interactive Hero Terminal Simulator */
.hero-terminal-card {
  background: var(--bg-terminal-body);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-brutal);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 440px;
}

.terminal-header {
  background: var(--bg-terminal-header);
  border-bottom: 1.5px solid var(--border-bold);
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.t-btn {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.4);
}

.t-btn.close { background: #ff5f56; }
.t-btn.minimize { background: #ffbd2e; }
.t-btn.maximize { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.terminal-actions-quick {
  display: flex;
  gap: 0.5rem;
}

.terminal-quick-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.terminal-quick-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-bold);
  background: var(--bg-surface-highlight);
}

.terminal-body {
  flex: 1;
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-on-terminal);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  max-height: 380px;
  user-select: text;
  -webkit-user-select: text;
  cursor: text;
}

.terminal-log {
  white-space: pre-wrap;
  word-break: break-word;
  user-select: text;
  -webkit-user-select: text;
}

.terminal-prompt-line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.prompt-symbol {
  color: var(--color-terminal-green);
  font-weight: 700;
  user-select: none;
  -webkit-user-select: none;
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-on-terminal);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  caret-color: var(--color-terminal-green);
}

.terminal-input::placeholder {
  color: var(--text-muted-on-terminal);
  opacity: 0.8;
}

.terminal-quick-chips {
  padding: 0.6rem 1rem;
  background: var(--bg-terminal-header);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  overflow-x: auto;
  white-space: nowrap;
}

.terminal-quick-chips span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-right: 0.2rem;
}

.chip-btn {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-code);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.chip-btn:hover {
  border-color: var(--color-accent-green-surface);
  color: var(--color-accent-green-surface);
}

/* ==========================================================================
   Architecture & Pillars Grid (Bauhaus Modular)
   ========================================================================== */

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 4rem;
}

@media (max-width: 1024px) {
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .pillars-grid {
    grid-template-columns: 1fr;
  }
}

.pillar-card {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: 3px 3px 0 var(--border-bold);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
}

.pillar-card:hover {
  transform: translateY(-2px);
  box-shadow: 4px 4px 0 var(--border-bold);
}

.pillar-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  display: inline-block;
  padding: 2px 6px;
  margin-bottom: 1rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.badge-red { background: rgba(255, 51, 68, 0.15); color: var(--color-bauhaus-red); border: 1px solid var(--color-bauhaus-red); }
.badge-blue { background: rgba(37, 99, 235, 0.15); color: var(--color-bauhaus-blue); border: 1px solid var(--color-bauhaus-blue); }
.badge-yellow { background: rgba(245, 158, 11, 0.15); color: var(--color-bauhaus-yellow); border: 1px solid var(--color-bauhaus-yellow); }
.badge-green { background: rgba(0, 245, 155, 0.15); color: var(--color-accent-green-surface); border: 1px solid var(--color-accent-green-surface); }

[data-theme="light"] .badge-yellow {
  background: rgba(245, 158, 11, 0.14);
  color: #b45309;
  border-color: #d97706;
}

[data-theme="light"] .badge-green {
  background: rgba(16, 185, 129, 0.14);
  color: #047857;
  border-color: #059669;
}

.pillar-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.pillar-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Interactive Command Studio (Flag Builder / Generator)
   ========================================================================== */

.studio-section {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-brutal);
  padding: 2.25rem;
  margin-bottom: 4rem;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.studio-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2rem;
}

@media (max-width: 900px) {
  .studio-layout {
    grid-template-columns: 1fr;
  }
}

.studio-tool-select {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.studio-tool-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.85rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}

.studio-tool-thumb {
  width: 32px;
  height: 32px;
  min-width: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 2px;
  transition: all 0.15s;
  box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.4);
}

.studio-tool-thumb svg {
  width: 100%;
  height: 100%;
  display: block;
}

.studio-tool-btn:hover {
  background: var(--bg-surface-highlight);
  color: var(--text-primary);
  border-color: var(--border-bold);
}

.studio-tool-btn:hover .studio-tool-thumb {
  border-color: var(--border-bold);
  transform: scale(1.04);
}

.studio-tool-btn.active {
  background: var(--color-bauhaus-blue);
  color: #fff;
  border-color: var(--color-bauhaus-blue);
  font-weight: 600;
  box-shadow: 2px 2px 0 var(--border-bold);
}

.studio-tool-btn.active .studio-tool-thumb {
  border-color: #fff;
  background: rgba(0, 0, 0, 0.35);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.25);
}

.studio-tool-btn-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 1;
  min-width: 0;
}

.studio-tool-btn .btn-cat {
  font-size: 0.68rem;
  opacity: 0.8;
  text-transform: uppercase;
}

.studio-controls-pane {
  background: var(--bg-surface-elevated);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.studio-tool-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
}

.studio-tool-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.studio-tool-summary {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* ==========================================================================
   LIVE VISUAL REFERENCE DECK / MONITOR (Interactive Command Studio)
   ========================================================================== */
.studio-visual-monitor {
  background: var(--bg-canvas);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: grid;
  grid-template-columns: 240px 1fr;
  box-shadow: 2px 2px 0 var(--border-bold);
  transition: all 0.2s ease;
}

@media (max-width: 820px) {
  .studio-visual-monitor {
    grid-template-columns: 1fr;
  }
}

.monitor-screen-wrap {
  background: #06080b;
  border-right: 1.5px solid var(--border-bold);
  position: relative;
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

@media (max-width: 820px) {
  .monitor-screen-wrap {
    border-right: none;
    border-bottom: 1.5px solid var(--border-bold);
  }
}

.monitor-screen-art {
  width: 100%;
  height: 100%;
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.monitor-screen-art svg {
  width: 100%;
  height: 100%;
  max-height: 160px;
  display: block;
}

.monitor-screen-overlay {
  position: absolute;
  top: 0.45rem;
  left: 0.45rem;
  right: 0.45rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.monitor-screen-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  background: rgba(0, 0, 0, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  color: var(--color-terminal-green);
  letter-spacing: 0.05em;
  backdrop-filter: blur(4px);
}

.monitor-screen-badge.rec {
  color: var(--color-bauhaus-red);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.monitor-screen-badge.rec::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-bauhaus-red);
  box-shadow: 0 0 6px var(--color-bauhaus-red);
  animation: pulse-dot 1s infinite alternate;
}

.monitor-spec-pane {
  padding: 0.85rem 1.1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.6rem;
  background: var(--bg-surface);
}

.monitor-spec-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.monitor-spec-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

.monitor-spec-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.15rem 0.45rem;
  border-radius: 2px;
  background: var(--badge-bg);
  color: var(--badge-text);
  text-transform: uppercase;
  white-space: nowrap;
}

.monitor-spec-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.monitor-spec-details {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.monitor-spec-details strong {
  color: var(--text-primary);
}

.monitor-spec-details code {
  color: var(--text-code);
  word-break: break-all;
}

/* ==========================================================================
   VISUAL EFFECT REFERENCE GRID & CARDS (Beside/Above Effect Controls)
   ========================================================================== */
.visual-effect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.55rem;
  margin-top: 0.35rem;
  width: 100%;
}

.visual-effect-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-canvas);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.35rem;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  text-align: left;
  outline: none;
}

.visual-effect-card:hover {
  border-color: var(--border-bold);
  background: var(--bg-surface-highlight);
  transform: translateY(-1px);
}

.visual-effect-card.active {
  border-color: var(--color-terminal-green);
  background: var(--bg-surface-elevated);
  box-shadow: 2px 2px 0 var(--color-terminal-green);
}

.visual-effect-thumb {
  width: 100%;
  height: 48px;
  background: #090b0e;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.visual-effect-thumb svg {
  width: 100%;
  height: 100%;
  display: block;
}

.visual-effect-card.active .visual-effect-thumb {
  border-color: rgba(0, 245, 155, 0.4);
}

.visual-effect-meta {
  margin-top: 0.35rem;
  padding: 0 0.15rem;
  display: flex;
  flex-direction: column;
}

.visual-effect-name {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.visual-effect-sub {
  font-size: 0.65rem;
  color: var(--text-muted);
  line-height: 1.2;
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.control-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
}

.control-label span.val-badge {
  color: var(--color-accent-green-surface);
}

.control-input, .control-select {
  background: var(--bg-canvas);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
  outline: none;
  transition: border-color 0.15s;
}

.control-input::placeholder {
  color: var(--text-muted);
  opacity: 0.85;
}

.control-input:focus, .control-select:focus {
  border-color: var(--border-focus);
}

.control-checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
}

.control-checkbox-label input[type="checkbox"] {
  accent-color: var(--color-accent-green-surface);
  width: 16px;
  height: 16px;
}

/* Studio Command Output Box */
.studio-output-box {
  background: var(--bg-terminal-body);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}

.studio-cmd-text {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--color-terminal-green);
  word-break: break-all;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.studio-copy-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: var(--text-on-terminal);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.5);
  transition: all 0.15s;
}

.studio-copy-btn:hover {
  background: var(--color-terminal-green);
  color: #0c0f15;
  border-color: var(--color-terminal-green);
}

/* Step-by-Step How to Apply Custom Commands Panel */
.howto-apply-panel {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px dashed var(--border-bold);
}

.howto-gotcha-banner {
  background: var(--bg-surface-elevated);
  border: 2px solid var(--color-bauhaus-yellow);
  border-left: 6px solid var(--color-bauhaus-yellow);
  border-radius: var(--radius-sm);
  padding: 1.15rem 1.35rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

@media (max-width: 700px) {
  .howto-gotcha-banner {
    flex-direction: column;
    gap: 0.65rem;
  }
}

.gotcha-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--color-bauhaus-yellow);
  color: #090b0e;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: 0.04em;
}

.gotcha-content {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.gotcha-content strong {
  color: var(--text-primary);
}

.gotcha-content code {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-code);
  background: var(--bg-canvas);
  padding: 1px 5px;
  border-radius: 2px;
  border: 1px solid var(--border-subtle);
}

.gotcha-list {
  margin: 0.45rem 0 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

/* ==========================================================================
   Interactive Visual Labs (Glitch Canvas & Audio Waveform)
   ========================================================================== */

.labs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 4rem;
}

@media (max-width: 900px) {
  .labs-grid {
    grid-template-columns: 1fr;
  }
}

.lab-card {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-brutal);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.lab-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.lab-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

/* Glitch Simulator Box */
.glitch-preview-container {
  height: 180px;
  background: #000;
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.glitch-screen-content {
  text-align: center;
  font-family: var(--font-heading);
  color: #fff;
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  position: relative;
  transition: all 0.2s ease;
}

.glitch-screen-content span.sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-terminal-green);
  letter-spacing: 0.2em;
  margin-top: 0.25rem;
}

/* CSS Glitch Presets */
.preset-rgb-split {
  text-shadow: -3px 0 0 #ff3344, 3px 0 0 #2563eb;
}

.preset-vhs {
  filter: contrast(140%) brightness(110%) sepia(20%);
  animation: vhs-flicker 0.15s infinite;
}

.preset-crt {
  text-shadow: 0 0 8px rgba(0, 245, 155, 0.8);
}

.preset-8bit {
  image-rendering: pixelated;
  letter-spacing: 0.2em;
  transform: scale(0.95);
  font-family: var(--font-mono) !important;
}

.preset-cyberpunk {
  text-shadow: -4px 0 0 #ff0055, 4px 0 0 #00ffff;
  animation: cyberpunk-twitch 0.4s infinite;
}

.preset-badsignal {
  filter: contrast(180%) invert(10%);
  opacity: 0.85;
}

.preset-tear {
  clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%, 0 45%, 100% 45%, 100% 100%, 0 100%);
  transform: skewX(-4deg);
}

.preset-datamosh {
  text-shadow: -8px 0 2px rgba(255, 0, 128, 0.7), 8px 0 4px rgba(0, 255, 255, 0.7), 0 4px 8px rgba(255, 255, 0, 0.5);
  filter: contrast(135%) saturate(160%);
  transform: skewX(6deg) scaleX(1.03);
}

.preset-nightvision {
  color: #22ff66 !important;
  text-shadow: 0 0 12px rgba(34, 255, 102, 0.9), 0 0 24px rgba(34, 255, 102, 0.4);
  filter: contrast(130%) brightness(115%);
}

.preset-gameboy {
  color: #9bbc0f !important;
  text-shadow: 3px 3px 0 #306230;
  letter-spacing: 0.22em;
  font-family: var(--font-mono) !important;
}

.preset-matrix {
  color: #00ff41 !important;
  text-shadow: 0 -6px 4px rgba(0, 255, 65, 0.65), 0 6px 4px rgba(0, 143, 17, 0.8);
  letter-spacing: 0.14em;
}

.crt-scanlines-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.4) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.03), rgba(0, 255, 0, 0.01), rgba(0, 0, 255, 0.03));
  background-size: 100% 4px, 6px 100%;
  pointer-events: none;
}

@keyframes vhs-flicker {
  0% { opacity: 0.95; }
  50% { opacity: 1; }
  100% { opacity: 0.92; }
}

@keyframes cyberpunk-twitch {
  0% { transform: translate(0, 0); }
  20% { transform: translate(-2px, 1px); }
  40% { transform: translate(2px, -1px); }
  60% { transform: translate(-1px, 2px); }
  100% { transform: translate(0, 0); }
}

.glitch-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.glitch-btn {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.lab-btn-thumb {
  width: 20px;
  height: 13px;
  min-width: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: #000;
}

.lab-btn-thumb svg {
  width: 100%;
  height: 100%;
  display: block;
}

.glitch-btn:hover, .glitch-btn.active {
  background: var(--color-bauhaus-red);
  color: #fff;
  border-color: var(--color-bauhaus-red);
}

.glitch-btn.active .lab-btn-thumb {
  border-color: #fff;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.4);
}

/* Audio Waveform Simulator Canvas */
.waveform-canvas-wrapper {
  height: 180px;
  background: var(--bg-terminal-body);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  margin-bottom: 1rem;
}

#waveformCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

.audio-controls-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.audio-btn {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.audio-btn:hover, .audio-btn.active {
  background: var(--color-terminal-green);
  color: #0c0f15;
  border-color: var(--color-terminal-green);
  font-weight: 600;
}

/* ==========================================================================
   Tool Catalog & Search (The Core Technical Index)
   ========================================================================== */

.catalog-header {
  margin-bottom: 2rem;
}

.filter-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 280px;
  max-width: 480px;
}

.search-input {
  width: 100%;
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-sm);
  padding: 0.65rem 2.8rem 0.65rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-primary);
  outline: none;
  box-shadow: 2px 2px 0 var(--border-bold);
  transition: border-color 0.15s;
}

.search-input::placeholder {
  color: var(--text-muted);
  opacity: 0.85;
}

.search-input:focus {
  border-color: var(--border-focus);
}

.search-shortcut-hint {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-surface-highlight);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 2px 5px;
  border-radius: 2px;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.search-clear-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-bold);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  width: 22px;
  height: 22px;
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.search-clear-btn:hover {
  background: var(--color-bauhaus-red);
  color: #fff;
  border-color: var(--color-bauhaus-red);
}

.search-box.has-query .search-shortcut-hint {
  display: none;
}

.search-box.has-query .search-clear-btn {
  display: flex;
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.cat-tab {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-bold);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 2px 2px 0 var(--border-bold);
  transition: all 0.15s;
}

.cat-tab:hover {
  background: var(--bg-surface-highlight);
  color: var(--text-primary);
}

.cat-tab.active {
  background: var(--text-primary);
  color: var(--bg-canvas);
  border-color: var(--text-primary);
}

.cat-tab .tab-count {
  font-size: 0.68rem;
  opacity: 0.7;
}

/* Tool Cards Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  gap: 1.5rem;
}

@media (max-width: 640px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }
}

.tool-card {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: 3px 3px 0 var(--border-bold);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.25rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
  content-visibility: auto;
  contain-intrinsic-size: auto 420px auto 320px;
}

@supports not (content-visibility: auto) {
  .tool-card {
    contain: layout style paint;
  }
}

.tool-card:hover {
  transform: translateY(-2px);
  box-shadow: 5px 5px 0 var(--border-bold);
}

.tool-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.85rem;
}

.tool-card-identity {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.tool-card-visual-badge {
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: var(--bg-canvas);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px;
  transition: all 0.15s ease;
  box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.4);
}

.tool-card:hover .tool-card-visual-badge {
  border-color: var(--color-terminal-green);
  box-shadow: 2px 2px 0 var(--border-bold);
  transform: scale(1.04);
}

.tool-card-visual-badge svg {
  width: 100%;
  height: 100%;
  display: block;
}

.tool-name-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.tool-name {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tool-cmd-signature {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-code);
}

.tool-category-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.tool-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Key Features / Flags Pill List */
.tool-flags-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.flag-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}

.flag-pill strong {
  color: var(--text-primary);
}

/* Code Snippet Box inside Tool Card */
.code-box {
  background: var(--bg-terminal-body);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-on-terminal);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.code-box .code-content {
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}

.code-box .code-content::-webkit-scrollbar {
  display: none;
}

.code-prompt {
  color: var(--color-terminal-green);
  user-select: none;
  margin-right: 0.35rem;
}

.copy-mini-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text-on-terminal);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 6px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.copy-mini-btn:hover {
  background: var(--color-terminal-green);
  color: #090b0e;
  border-color: var(--color-terminal-green);
  font-weight: 600;
}

/* Card Action Footer */
.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1rem;
}

.tool-doc-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.tool-doc-link:hover {
  color: var(--color-accent-green-surface);
}

.studio-load-btn {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-bold);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: 1px 1px 0 var(--border-bold);
  transition: all 0.15s;
}

.studio-load-btn:hover {
  background: var(--color-bauhaus-blue);
  color: #fff;
  border-color: var(--color-bauhaus-blue);
}

/* ==========================================================================
   Installation & Setup Section
   ========================================================================== */

.install-section {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-brutal);
  padding: 2.5rem;
  margin-bottom: 4rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1.75rem;
}

@media (max-width: 900px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

.step-card {
  background: var(--bg-surface-elevated);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}

.step-number {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-bauhaus-yellow);
  line-height: 1;
}

[data-theme="light"] .step-number {
  color: #d97706;
}

.step-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Dependencies Doctor Diagnostic Box */
.doctor-table-wrap {
  margin-top: 2rem;
  background: var(--bg-terminal-body);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.doctor-table-head {
  background: var(--bg-terminal-header);
  border-bottom: 1px solid var(--border-bold);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
}

.doctor-table-body {
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.75rem;
}

.dep-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.6rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.dep-item .dep-name {
  font-weight: 600;
  color: var(--text-primary);
}

.dep-item .dep-formula {
  font-size: 0.72rem;
  color: var(--text-code);
}

/* ==========================================================================
   Quick Actions Section (Finder Automator)
   ========================================================================== */

.quick-actions-section {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-brutal);
  padding: 2.5rem;
  margin-bottom: 4rem;
}

.qa-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.qa-card {
  background: var(--bg-surface-elevated);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
}

.qa-icon {
  font-size: 1.5rem;
}

.qa-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.qa-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

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

.site-footer {
  border-top: 2px solid var(--border-bold);
  background: var(--bg-surface);
  padding: 3rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-link:hover {
  color: var(--color-accent-green-surface);
}

/* ==========================================================================
   Toast Notification System
   ========================================================================== */

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--bg-terminal-body);
  border: 2px solid var(--color-terminal-green);
  color: var(--text-on-terminal);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: toast-slide 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
}

@keyframes toast-slide {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.toast.toast-exit {
  opacity: 0;
  transform: translateY(16px);
  transition: all 0.2s ease;
}

/* ==========================================================================
   Modal Dialog for Detailed Guide
   ========================================================================== */

.dialog-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.dialog-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.dialog-card {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-brutal);
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  transform: scale(0.96);
  transition: transform 0.2s ease;
}

.dialog-backdrop.active .dialog-card {
  transform: scale(1);
}

.dialog-header {
  background: var(--bg-surface-elevated);
  border-bottom: 2px solid var(--border-bold);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dialog-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.dialog-close-btn {
  background: transparent;
  border: 1px solid var(--border-bold);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--border-bold);
}

.dialog-close-btn:hover {
  background: var(--color-bauhaus-red);
  color: #fff;
  border-color: var(--color-bauhaus-red);
}

.dialog-body {
  padding: 1.75rem 1.5rem;
  font-size: 0.92rem;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.dialog-section-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-accent);
  letter-spacing: 0.05em;
  border-bottom: 1px dashed var(--border-subtle);
  padding-bottom: 0.35rem;
}

.options-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.options-table th, .options-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.options-table th {
  background: var(--bg-surface-elevated);
  color: var(--text-secondary);
  font-weight: 600;
}

.options-table td code {
  color: var(--color-accent-green-surface);
}

/* ==========================================================================
   Studio Action Buttons & Quick Recipe Bar
   ========================================================================== */

.studio-action-btns {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.studio-sim-btn {
  background: var(--bg-surface-elevated);
  color: var(--color-terminal-green);
  border: 1.5px solid var(--color-terminal-green);
  padding: 0.65rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.studio-sim-btn:hover {
  background: var(--color-terminal-green);
  color: #090b0e;
}

.studio-quick-recipes {
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  background: var(--bg-surface-elevated);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.studio-quick-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-right: 0.25rem;
}

.studio-recipe-pill {
  background: var(--bg-surface);
  border: 1px solid var(--border-bold);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.studio-recipe-pill:hover {
  background: var(--color-bauhaus-blue);
  color: #fff;
  border-color: var(--color-bauhaus-blue);
}

/* ==========================================================================
   Short Code Sheets & One-Liner Recipes Section
   ========================================================================== */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.cheatsheet-section {
  background: var(--bg-surface);
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-brutal);
  padding: 2.5rem;
  margin-bottom: 4rem;
  content-visibility: auto;
  contain-intrinsic-size: auto 900px auto 680px;
}

@supports not (content-visibility: auto) {
  .cheatsheet-section {
    contain: layout style paint;
  }
}

.universal-flags-strip {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding: 0.85rem 1.15rem;
  margin: 1.25rem 0;
  background: var(--bg-surface-elevated);
  border: 1.5px solid var(--border-bold);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.uf-badge {
  background: var(--color-bauhaus-yellow);
  color: #090b0e;
  font-weight: 800;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 2px;
}

.uf-item {
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 2px 8px;
  border-radius: 2px;
}

.uf-item code {
  color: var(--color-accent-green-surface);
  font-weight: 700;
}

.table-wrapper.cheatsheet-table-wrapper {
  overflow: auto;
  max-inline-size: 100%;
  max-block-size: min(560px, 78vh);
  container-type: inline-size;
  border: 2px solid var(--border-bold);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
}

.cheatsheet-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  --label-2: "Task";
  --label-3: "Command";
  --label-4: "Actions";
}

.cheatsheet-table thead {
  position: sticky;
  inset-block-start: 0;
  z-index: 2;
}

.cheatsheet-table thead th {
  background: var(--bg-terminal-header);
  color: var(--text-primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--border-bold);
}

.cheatsheet-table tbody tr:hover td,
.cheatsheet-table tbody tr:hover th {
  background: var(--bg-surface-elevated);
}

.cheatsheet-table tbody th,
.cheatsheet-table tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
  text-align: left;
}

.cheatsheet-table tbody th {
  position: sticky;
  inset-inline-start: 0;
  z-index: 1;
  background: var(--bg-surface);
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.cs-tool-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.84rem;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.cs-tool-btn:hover {
  color: var(--color-accent-green-surface);
  text-decoration: underline;
}

.cs-task-cell {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.cs-cmd-code {
  display: inline-block;
  background: var(--bg-terminal-body);
  color: var(--text-on-terminal);
  border: 1px solid var(--border-bold);
  padding: 0.35rem 0.65rem;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  white-space: nowrap;
}

.cs-actions-wrap {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

@container (width < 680px) {
  .cheatsheet-table,
  .cheatsheet-table thead,
  .cheatsheet-table tbody,
  .cheatsheet-table tr,
  .cheatsheet-table th,
  .cheatsheet-table td {
    display: block;
  }

  .cheatsheet-table thead {
    display: none;
  }

  .cheatsheet-table tbody tr {
    margin-block-end: 1rem;
    border: 1.5px solid var(--border-bold);
    border-radius: var(--radius-sm);
  }

  .cheatsheet-table tbody th {
    position: sticky;
    inset-block-start: 0;
    z-index: 2;
    background: var(--bg-surface-elevated);
    border-bottom: 1px solid var(--border-bold);
  }

  .cheatsheet-table td:nth-child(2)::before {
    content: var(--label-2) ": ";
    font-weight: 700;
    color: var(--text-muted);
  }

  .cheatsheet-table td:nth-child(3)::before {
    content: var(--label-3) ": ";
    font-weight: 700;
    color: var(--text-muted);
    display: block;
    margin-bottom: 0.25rem;
  }

  .cheatsheet-table td:nth-child(4)::before {
    content: var(--label-4) ": ";
    font-weight: 700;
    color: var(--text-muted);
    margin-right: 0.5rem;
  }

  .cs-cmd-code {
    white-space: pre-wrap;
    word-break: break-all;
  }
}