@import url('https://fonts.googleapis.com/css2?family=Anton&family=Inter:wght@400;500;600;700&display=swap');

/**
 * @file styles.css
 * @description Brutalist-editorial style system for DesignSkill Agent.
 * Designed with modern design system variables: Anton display font, Inter body font,
 * sand/beige primary text, obsidian base fill, vermillion highlights, and sharp (0px) borders.
 */

/* ---------------------------------------------------------------------------
   Theme Variables
   --------------------------------------------------------------------------- */
:root {
  --header-height: 70px;
  --bg-primary: #000000;
  --bg-secondary: #0c0c0e;
  --bg-tertiary: #131316;
  --border: #1e1e24;
  --border-hover: #e74408;
  --text-primary: #e2d9d0;
  --text-secondary: #a4a8b4;
  --text-muted: #5e6270;
  --accent: #e74408;
  --accent-hover: #ff571a;
  --accent-glow: rgba(231, 68, 8, 0.25);
  --accent-background: rgba(231, 68, 8, 0.06);

  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.08);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.08);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.08);

  --radius: 0px;
  /* Sharp brutalist layout */
  --radius-sm: 0px;
  --transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  --font-mono: 'Courier New', Courier, monospace;
  --font-display: 'Anton', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
  isolation: isolate; /* Creates a clean root-level stacking context */
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: #1e1e24;
  border-radius: 0px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Background Animation System Layouts */
.dashboard-bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

/* Grid Overlay Background Graphic (Optimized Scrolling) */
.grid-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.grid-bg-overlay::after {
  content: '';
  position: absolute;
  top: -50px;
  left: -50px;
  right: -50px;
  bottom: -50px;
  background-image:
    linear-gradient(rgba(226, 217, 208, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(226, 217, 208, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  background-position: center center;
  mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 95%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 95%);
  will-change: transform;
}

/* Ambient Background Glow Blobs */
.ambient-bg-glows {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.bg-glow-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.06;
  will-change: transform;
  pointer-events: none;
}

.bg-glow-orange {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  top: -100px;
  left: -100px;
}

.bg-glow-purple {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #8b5cf6 0%, transparent 70%);
  bottom: -150px;
  right: -150px;
}

/* Rotating Globe Wireframe (Low Node Count) */
.bg-globe-wrapper {
  position: absolute;
  bottom: -100px;
  right: -100px;
  width: 450px;
  height: 450px;
  pointer-events: none;
  opacity: 0.08;
}

.globe-container {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.globe-wireframe {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 1px dashed var(--border);
  position: absolute;
  top: 0;
  left: 0;
  will-change: transform;
}

.globe-wireframe::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 10%;
  width: 80%;
  height: 80%;
  border-radius: 50%;
  border: 1px dotted var(--border);
}

.globe-wireframe::after {
  content: '';
  position: absolute;
  top: 25%;
  left: 25%;
  width: 50%;
  height: 50%;
  border-radius: 50%;
  border: 1px solid rgba(226, 217, 208, 0.03);
}

.globe-core {
  position: absolute;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(8px);
}

.globe-ring {
  position: absolute;
  width: 130%;
  height: 40%;
  border: 1px solid var(--accent);
  border-radius: 50%;
  transform: rotateX(70deg) rotateY(-15deg);
  opacity: 0.3;
}

/* Background Animation Keyframes */
@keyframes grid-scroll {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(50px, 50px, 0); }
}

@keyframes drift-orange {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(80px, 40px, 0) scale(1.1); }
}

@keyframes drift-purple {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-60px, -40px, 0) scale(0.9); }
}

@keyframes globe-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.95); }
}

/* Performance, Accessibility, and Viewport Optimization */
@media (prefers-reduced-motion: no-preference) and (min-width: 769px) and (hover: hover) {
  .grid-bg-overlay::after {
    animation: grid-scroll 24s linear infinite;
  }
  .bg-glow-orange {
    animation: drift-orange 20s ease-in-out infinite;
  }
  .bg-glow-purple {
    animation: drift-purple 18s ease-in-out infinite;
  }
  .globe-wireframe {
    animation: globe-spin 50s linear infinite;
  }
  .globe-core {
    animation: pulse 3s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  }
}

/* Disable completely on mobile or non-hover touch viewports */
@media (max-width: 768px), (hover: none) {
  .dashboard-bg-container {
    display: none !important;
  }
}


/* Card Glow for 3D Tilt */
.card-glow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: radial-gradient(circle 200px at var(--mx, 50%) var(--my, 50%), rgba(231, 68, 8, 0.12), transparent 80%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

/* Restricted to hover-capable devices, no-prefers-reduced-motion, and interactive cards only */
@media (hover: hover) and (pointer: fine) {
  @media (prefers-reduced-motion: no-preference) {
    .interactive:hover .card-glow,
    .interactive-card:hover .card-glow,
    a.card:hover .card-glow,
    a.pipeline-card:hover .card-glow,
    a.feature-card:hover .card-glow,
    a.recipe-card:hover .card-glow,
    a.animation-card:hover .card-glow,
    .card:has(a):hover .card-glow,
    .pipeline-card:has(a):hover .card-glow,
    .feature-card:has(a):hover .card-glow,
    .recipe-card:has(a):hover .card-glow,
    .animation-card:has(a):hover .card-glow {
      opacity: 1;
    }
  }
}

/* Typography elements */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  font-weight: 400;
  line-height: 1.1;
  color: #ffffff;
}

/* Eyebrows & Small Text elements */
.eyebrow-wide {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
}

.label-small {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ---------------------------------------------------------------------------
   Global Layout Components
   --------------------------------------------------------------------------- */
.app-header {
  position: sticky;
  top: 0;
  background-color: transparent;
  border-bottom: 1px solid transparent;
  z-index: 100;
  height: var(--header-height);
  transition: var(--transition);
}

.app-header.scrolled {
  background-color: rgba(0, 0, 0, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Base Containers */
.header-container,
.app-container,
.footer-container,
.hero-container,
.section-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.header-container {
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-container {
  padding: 3rem 2rem 6rem 2rem;
  min-height: calc(100vh - 70px - 80px);
}

.app-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  text-align: center;
  font-size: 0.813rem;
}

/* Utility Layout Classes */
.secondary-text {
  color: var(--text-secondary);
}

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

.bold {
  font-weight: 700;
}

.full-width {
  width: 100%;
}

.hidden {
  display: none !important;
}

.margin-top-sm {
  margin-top: 0.75rem;
}

.margin-top-lg {
  margin-top: 2rem;
}

.span-all {
  grid-column: span 2;
}

/* ---------------------------------------------------------------------------
   Buttons & Interactive Elements
   --------------------------------------------------------------------------- */
.primary-button {
  background-color: var(--accent);
  color: #ffffff;
  border: 1px solid var(--accent);
  padding: 0.875rem 2.25rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.813rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px var(--accent-glow);
}

.primary-button:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px var(--accent-glow);
}

.secondary-button {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.813rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
}

.secondary-button:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.icon-button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.icon-button:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-secondary);
  color: var(--accent);
}

.text-button {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.75rem;
}

.text-button:hover {
  color: var(--accent);
}

.close-button {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.75rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-button:hover {
  color: #ffffff;
}

.badge {
  background-color: var(--accent-background);
  color: var(--accent);
  border: 1px solid rgba(231, 68, 8, 0.2);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-body);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: inline-block;
}

.badge.success {
  color: var(--success);
  border-color: rgba(16, 185, 129, 0.2);
  background-color: var(--success-bg);
}

.badge.warning {
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.2);
  background-color: var(--warning-bg);
}

.badge.error {
  color: var(--error);
  border-color: rgba(239, 68, 68, 0.2);
  background-color: var(--error-bg);
}

/* ---------------------------------------------------------------------------
   Card Component Specs
   --------------------------------------------------------------------------- */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  border-color: var(--border-hover);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.card-header h3 {
  font-size: 1.25rem;
}

.card-body {
  position: relative;
  z-index: 2;
  flex-grow: 1;
}

/* ---------------------------------------------------------------------------
   Glitch Text Effect (Logo / Titles)
   --------------------------------------------------------------------------- */
.logo-link {
  text-decoration: none;
}

.app-title {
  font-family: var(--font-display);
  font-size: 1.85rem;
  letter-spacing: -0.01em;
  position: relative;
  cursor: pointer;
  text-transform: uppercase;
  color: #ffffff;
  display: inline-block;
}

.app-title::before,
.app-title::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  display: none;
}

.app-title:hover::before {
  display: block;
  left: 2.5px;
  text-shadow: -2.5px 0 #e8400a;
  clip-path: inset(0 0 50% 0);
  animation: glitch-r 0.8s infinite linear alternate-reverse;
}

.app-title:hover::after {
  display: block;
  left: -2.5px;
  text-shadow: -2.5px 0 #00ffff;
  clip-path: inset(50% 0 0 0);
  animation: glitch-b 0.8s infinite linear alternate-reverse;
}

@keyframes glitch-r {
  0% {
    clip-path: inset(10% 0 45% 0);
    transform: translate(-3px, -1px);
  }

  50% {
    clip-path: inset(80% 0 5% 0);
    transform: translate(2px, 2px);
  }

  100% {
    clip-path: inset(30% 0 40% 0);
    transform: translate(1px, -2px);
  }
}

@keyframes glitch-b {
  0% {
    clip-path: inset(25% 0 35% 0);
    transform: translate(3px, 1px);
  }

  50% {
    clip-path: inset(5% 0 85% 0);
    transform: translate(-1px, -2px);
  }

  100% {
    clip-path: inset(55% 0 25% 0);
    transform: translate(-2px, 1px);
  }
}

/* ---------------------------------------------------------------------------
   Sticky Header Nav Links
   --------------------------------------------------------------------------- */
.header-nav {
  display: block;
}

/* R-01: Hamburger button is hidden on desktop; shown only in 768px media query */
.nav-toggle {
  display: none;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.813rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--accent);
}

.mobile-only-action {
  display: none;
}

/* ---------------------------------------------------------------------------
   Hero Section & Landing Visual
   --------------------------------------------------------------------------- */
.hero-section {
  padding: 140px 0 90px 0;
  position: relative;
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 80px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: 4.8rem;
  line-height: 1.0;
  margin-top: 1.5rem;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 1.15rem;
  line-height: 1.625;
  margin-bottom: 3rem;
  color: var(--text-secondary);
  max-width: 600px;
}

.hero-ctas {
  display: flex;
  gap: 1.5rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.visual-container {
  position: relative;
  width: 100%;
  max-width: 480px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.8);
}

.mock-browser {
  overflow: hidden;
  background-color: var(--bg-primary);
  display: flex;
  flex-direction: column;
  height: 300px;
}

.browser-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 20px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.browser-header .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.browser-header .dot:nth-child(1) {
  background-color: var(--error);
}

.browser-header .dot:nth-child(2) {
  background-color: var(--warning);
}

.browser-header .dot:nth-child(3) {
  background-color: var(--success);
}

.browser-address {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  opacity: 0.6;
  text-align: center;
  flex-grow: 1;
  background-color: var(--bg-primary);
  padding: 6px 12px;
  margin-left: 20px;
  border: 1px solid var(--border);
  letter-spacing: 0.05em;
}

.browser-body {
  flex-grow: 1;
  padding: 28px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mock-page-content {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
}

.mock-element {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.mock-element::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.02), transparent);
  transform: translateX(-100%);
  animation: shimmer-skeleton 2s infinite;
}

@keyframes shimmer-skeleton {
  100% {
    transform: translateX(100%);
  }
}

.skeleton-hero {
  height: 56px;
  width: 80%;
}

.skeleton-text-1 {
  height: 12px;
  width: 100%;
}

.skeleton-text-2 {
  height: 12px;
  width: 90%;
}

.skeleton-button {
  height: 38px;
  width: 120px;
  background-color: var(--accent-background);
  border-color: rgba(231, 68, 8, 0.3);
  margin-top: 10px;
}

/* Scanner Line Animation */
.scanner-line {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background-color: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  z-index: 10;
  animation: scan-vertical 4.5s ease-in-out infinite;
}

@keyframes scan-vertical {
  0% {
    top: 0%;
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 1;
  }

  100% {
    top: 100%;
    opacity: 0;
  }
}

/* ---------------------------------------------------------------------------
   Pipeline & Features grid Layouts
   --------------------------------------------------------------------------- */
.pipeline-section,
.features-section,
.demo-terminal-section {
  padding: 110px 0;
  border-top: 1px solid var(--border);
}

.pipeline-grid,
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.pipeline-card,
.features-grid .feature-card {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  padding: 3rem 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pipeline-card:hover,
.features-grid .feature-card:hover {
  border-color: var(--border-hover);
}

@media (hover: hover) and (pointer: fine) {
  @media (prefers-reduced-motion: no-preference) {
    .pipeline-card.interactive:hover,
    .features-grid .feature-card.interactive:hover,
    a.pipeline-card:hover,
    a.feature-card:hover,
    .pipeline-card:has(a):hover,
    .features-grid .feature-card:has(a):hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    }
  }
}

.pipeline-card .card-num {
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 1;
  position: absolute;
  top: 10px;
  right: 15px;
  opacity: 0.03;
  color: var(--text-primary);
  pointer-events: none;
}

.pipeline-card .card-icon,
.features-grid .feature-card .card-icon {
  font-size: 2.25rem;
  color: var(--accent);
}

.pipeline-card h3,
.features-grid .feature-card h3 {
  font-size: 1.45rem;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.pipeline-card p,
.features-grid .feature-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.625;
}

/* ---------------------------------------------------------------------------
   Demo Terminal Visual Container
   --------------------------------------------------------------------------- */
.demo-terminal-section {
  background-image: radial-gradient(circle at 50% 100%, rgba(231, 68, 8, 0.02) 0%, transparent 65%);
}

.terminal-window {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 50px 100px rgba(0, 0, 0, 0.9);
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background-color: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
}

.terminal-dots {
  display: flex;
  gap: 7px;
}

.terminal-dots .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.terminal-dots .dot.close {
  background-color: var(--error);
}

.terminal-dots .dot.minimize {
  background-color: var(--warning);
}

.terminal-dots .dot.expand {
  background-color: var(--success);
}

.terminal-title {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  opacity: 0.5;
}

.terminal-copy-btn {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 14px;
  font-size: 11px;
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.terminal-copy-btn:hover {
  color: #ffffff;
  border-color: var(--border-hover);
  background-color: var(--bg-tertiary);
}

.terminal-tabs {
  display: flex;
  background-color: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
}

.terminal-tab {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border);
  border-top: 2px solid transparent;
  color: var(--text-secondary);
  padding: 12px 22px;
  font-family: var(--font-mono);
  font-size: 11px;
  cursor: pointer;
  transition: var(--transition);
}

.terminal-tab:hover {
  color: #ffffff;
  background-color: var(--bg-primary);
}

.terminal-tab.active {
  color: var(--text-primary);
  background-color: var(--bg-primary);
  border-top-color: var(--accent);
}

.terminal-tab.active:hover {
  color: #ffffff;
}

.terminal-body {
  padding: 28px;
  background-color: #050507;
  min-height: 280px;
  max-height: 480px;
  overflow-y: auto;
}

.terminal-body code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.65;
  color: #dfdfe5;
}

/* ---------------------------------------------------------------------------
   Dashboard Core Layout
   --------------------------------------------------------------------------- */
.settings-drawer {
  position: fixed;
  top: 0;
  right: -380px;
  width: 380px;
  height: 100%;
  background-color: rgba(12, 12, 14, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-left: 1px solid var(--border);
  z-index: 1000;
  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
  display: flex;
  flex-direction: column;
}

.settings-drawer.open {
  transform: translateX(-380px);
}

.drawer-header {
  padding: 1.75rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.drawer-header h2 {
  font-size: 1.25rem;
}

.drawer-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  flex-grow: 1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.form-group label {
  font-size: 0.813rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.form-group input {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  transition: var(--transition);
  width: 100%;
}

.form-group input:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* A-01: keyboard focus ring for mouse-agnostic :focus users */
.form-group input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.input-with-action {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-action input {
  padding-right: 3.5rem;
}

.input-with-action button {
  position: absolute;
  right: 1rem;
}

.field-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.settings-status {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 1rem;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-indicator.yellow {
  background-color: var(--warning);
}

.status-indicator.green {
  background-color: var(--success);
}

/* ---------------------------------------------------------------------------
   Dashboard URL Search Bar (Terminal Style)
   --------------------------------------------------------------------------- */
.search-box {
  display: flex;
  gap: 1rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 0.65rem;
  border-radius: var(--radius);
  transition: var(--transition);
  align-items: center;
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 10px 40px -10px rgba(231, 68, 8, 0.15);
}

.search-box::before {
  content: '>';
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  margin-left: 1rem;
}

.search-box input {
  background: transparent;
  border: none;
  color: var(--text-primary);
  padding: 0.75rem 0.5rem;
  font-size: 1rem;
  font-weight: 500;
  width: 100%;
  font-family: var(--font-mono);
}

.search-box input:focus {
  outline: none;
}

/* A-01: keyboard focus ring */
.search-box input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------------------------------------------------------------------------
   Progress Stepper & Console Logs
   --------------------------------------------------------------------------- */
.progress-section {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 2.5rem 2rem;
  border-radius: var(--radius);
  margin-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.stepper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  position: relative;
}

.step-badge {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.step-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: var(--transition);
}

.step-line {
  flex-grow: 1;
  height: 1px;
  background-color: var(--border);
  margin: 0 1.25rem;
  margin-bottom: 1.4rem;
}

.step.active .step-badge {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.step.active .step-label {
  color: #ffffff;
}

.step.done .step-badge {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.step.done .step-label {
  color: var(--text-secondary);
}

.step.done .step-check {
  display: block;
  width: 22px;
  height: 22px;
}

.step.skipped .step-badge {
  border-color: var(--border);
  color: var(--text-muted);
  opacity: 0.5;
}

.step.skipped .step-label {
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.5;
}

.step.active .pulse-dot {
  display: block;
  position: absolute;
  bottom: -6px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
  animation: pulse-key 1.5s infinite;
}

/* Console logs style for loading step */
.scraper-console-box {
  background-color: #050507;
  border: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.813rem;
  color: #a4a8b4;
  height: 150px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  line-height: 1.5;
}

.console-row {
  opacity: 0.85;
}

.console-row.info {
  color: var(--text-primary);
}

.console-row.success {
  color: var(--success);
}

.console-row.warning {
  color: var(--warning);
}

.console-row.error {
  color: var(--error);
}

.console-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background-color: var(--accent);
  animation: console-blink 1s infinite steps(2);
  vertical-align: middle;
}

@keyframes console-blink {

  0%,
  100% {
    opacity: 0;
  }

  50% {
    opacity: 1;
  }
}

/* ---------------------------------------------------------------------------
   Empty / Prompt State
   --------------------------------------------------------------------------- */
.empty-state {
  text-align: center;
  padding: 5rem 2rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.empty-icon-wrapper {
  margin-bottom: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 84px;
  border-radius: 0px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--accent);
}

.empty-icon {
  font-size: 2.25rem;
}

.empty-state h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.empty-state .lead-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 4rem auto;
}

/* ---------------------------------------------------------------------------
   Results Panel Tabs & Overview
   --------------------------------------------------------------------------- */
.results-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  animation: fadeIn 0.4s ease-out;
}

.tab-bar {
  display: flex;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  gap: 0.5rem;
}

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  padding: 0.85rem 1.5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.tab-btn:hover {
  color: #ffffff;
}

.tab-btn.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent);
}

.tab-btn.active:hover {
  color: #ffffff;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.35s ease-out;
}

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

/* Overview layout */
.overview-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
}

.header-card {
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.header-card-info {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.stats-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.stats-list li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}

.stat-num {
  font-size: 1.15rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent);
}

#card-personality.enriched {
  border-color: rgba(231, 68, 8, 0.3);
  background-image: radial-gradient(circle at 95% 5%, rgba(231, 68, 8, 0.04) 0%, transparent 60%);
}

.scenarios-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.scenarios-list li {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  padding: 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ---------------------------------------------------------------------------
   Colors Panel & Accessibility Checker
   --------------------------------------------------------------------------- */
.colors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}

.color-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.color-swatch-rect {
  height: 90px;
  width: 100%;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.color-info {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.color-hex {
  font-weight: 700;
  font-size: 0.938rem;
  font-family: var(--font-mono);
  color: #ffffff;
}

.color-hsl {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.color-var {
  font-size: 0.75rem;
  color: var(--accent);
  font-family: var(--font-mono);
  word-break: break-all;
}

/* Accessibility contrast checker design */
.color-accessibility-meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: 0.5rem;
  border-top: 1px dashed var(--border);
  padding-top: 0.5rem;
}

.accessibility-header {
  font-size: 9px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contrast-badge-row {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  align-items: center;
}

.contrast-rating-num {
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--text-secondary);
  margin-right: 0.25rem;
}

.wcag-indicator-badge {
  font-size: 8px;
  padding: 1px 4px;
  font-weight: 700;
  border-radius: 0px;
  text-transform: uppercase;
}

.wcag-indicator-badge.pass {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.wcag-indicator-badge.fail {
  background-color: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ---------------------------------------------------------------------------
   Typography Panel & Specimen Slider
   --------------------------------------------------------------------------- */
.font-families-card {
  margin-bottom: 2rem;
}

.font-families-list {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.font-family-badge {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  padding: 0.65rem 1.25rem;
  font-weight: 700;
  font-size: 0.938rem;
  color: #ffffff;
}

.type-scale-section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.specimen-sandbox-bar {
  display: flex;
  gap: 1.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
}

.specimen-sandbox-bar label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.specimen-text-input {
  flex-grow: 1;
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.65rem 1rem;
  font-size: 0.875rem;
  font-family: var(--font-body);
}

.specimen-text-input:focus {
  border-color: var(--accent);
  outline: none;
}

/* A-01: keyboard focus ring */
.specimen-text-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.specimen-slider-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.specimen-range-slider {
  -webkit-appearance: none;
  appearance: none;
  background: var(--border);
  height: 4px;
  width: 140px;
  outline: none;
}

.specimen-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  cursor: pointer;
}

.slider-value-text {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 700;
  width: 48px;
}

.specimen-row {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-top: none; /* Prevents double borders with the row above */
  padding: 1.75rem;
  display: flex;
  gap: 2.5rem;
  align-items: center;
  transition: var(--transition);
}

.specimen-row:first-child {
  border-top: 1px solid var(--border); /* Restores top border on the very first card */
}

.specimen-row:hover {
  border-color: var(--border-hover);
}

.specimen-preview {
  flex-grow: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.specimen-meta {
  width: 280px;
  flex-shrink: 0;
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 1rem;
}

.specimen-meta-table {
  width: 100%;
  font-size: 0.75rem;
  border-collapse: collapse;
}

.specimen-meta-table td {
  padding: 0.35rem 0;
}

.specimen-meta-table td.label {
  color: var(--text-muted);
  font-weight: 600;
  width: 110px;
}

.specimen-meta-table td.value {
  color: var(--text-primary);
  font-weight: 600;
  text-align: right;
  font-family: var(--font-mono);
}

/* ---------------------------------------------------------------------------
   Animations Panel & Bezier Curve SVG Plotter
   --------------------------------------------------------------------------- */
.animations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 1.5rem;
}

.animation-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  transition: var(--transition);
}

.animation-card:hover {
  border-color: var(--border-hover);
}

.anim-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.anim-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: #ffffff;
}

.anim-meta-pills {
  display: flex;
  gap: 0.5rem;
}

.anim-pill {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 0.25rem 0.65rem;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
}

/* Bezier plotter and playground setup */
.animation-visual-playground {
  display: flex;
  gap: 1.5rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 1rem;
}

.bezier-svg-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.bezier-svg-canvas {
  background-color: #060608;
  border: 1px solid var(--border);
  width: 130px;
  height: 130px;
}

.bezier-curve-path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3px;
}

.handle-line {
  stroke: var(--text-muted);
  stroke-width: 1px;
}

.handle-anchor {
  fill: var(--accent);
}

.origin-anchor {
  fill: var(--text-primary);
}

.animation-preview-stage {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border: 1px dashed var(--border);
  position: relative;
  background-color: var(--bg-tertiary);
  overflow: hidden;
}

.preview-sphere {
  width: 32px;
  height: 32px;
  background-color: var(--accent);
  border: 1px solid #ffffff;
}

.play-controls {
  position: absolute;
  bottom: 0.5rem;
  right: 0.5rem;
  display: flex;
  gap: 0.35rem;
}

.play-btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
}

.play-btn:hover {
  color: var(--accent);
  border-color: var(--border-hover);
}

.code-wrapper {
  position: relative;
  overflow: hidden;
  background-color: #050507;
  border: 1px solid var(--border);
}

.code-wrapper pre {
  padding: 1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.813rem;
  color: #dfdfe5;
  line-height: 1.45;
}

.code-copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.25rem 0.65rem;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
}

.code-copy-btn:hover {
  color: #ffffff;
  border-color: var(--border-hover);
}

/* ---------------------------------------------------------------------------
   Components Panel Split Screen Layout & Sandbox Simulator
   --------------------------------------------------------------------------- */
.component-viewer-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1.75rem;
  min-height: 580px;
}

.component-sidebar {
  border-right: 1px solid var(--border);
  padding-right: 1.5rem;
}

.sidebar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.sidebar-item-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 0.85rem 1.15rem;
  width: 100%;
  text-align: left;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.sidebar-item-btn:hover {
  background-color: var(--bg-secondary);
  color: #ffffff;
}

.sidebar-item-btn.active {
  background-color: var(--accent-background);
  color: var(--text-primary);
  border: 1px solid rgba(231, 68, 8, 0.25);
}

.sidebar-item-btn.active:hover {
  color: #ffffff;
}

.sidebar-item-btn .count-badge {
  font-size: 0.75rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 0.15rem 0.5rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.sidebar-item-btn.active .count-badge {
  color: var(--accent);
  border-color: rgba(231, 68, 8, 0.2);
}

.component-recipes-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.75rem;
  align-items: start;
}

.recipe-editor-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  overflow-y: auto;
  max-height: 680px;
  padding-right: 0.5rem;
}

.recipe-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.recipe-card.selected-recipe {
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--accent-glow);
}

.recipe-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
}

.recipe-selector-text {
  font-weight: 700;
  font-size: 1.15rem;
  color: #ffffff;
  font-family: var(--font-mono);
}

.recipe-tags {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.recipe-tag {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.diff-header {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--success);
  margin-bottom: 0.4rem;
  letter-spacing: 0.05em;
}

.pre-diff {
  background-color: #080f0a !important;
  border-color: rgba(16, 185, 129, 0.2) !important;
}

.pre-diff code {
  color: #a7f3d0 !important;
}

.responsive-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.responsive-heading {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.responsive-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.responsive-vp-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 0.75rem 1rem;
}

.vp-badge {
  font-size: 9px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  padding: 0.15rem 0.5rem;
  font-weight: 700;
  color: var(--text-secondary);
  display: inline-block;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

/* Component Sandbox UI simulator frame */
.recipe-preview-panel {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 1.5rem;
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.sandbox-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
}

.viewport-controls {
  display: flex;
  gap: 0.35rem;
}

.vp-control-btn {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.35rem 0.85rem;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
}

.vp-control-btn:hover,
.vp-control-btn.active {
  color: var(--accent-hover);
  border-color: var(--border-hover);
}

.iframe-container-frame {
  background-color: #ffffff;
  border: 1px solid var(--border);
  width: 100%;
  min-height: 240px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  transition: width 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}

#component-sandbox-iframe {
  width: 100%;
  height: 240px;
  border: none;
  background: transparent;
}

.sandbox-edit-controls {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sandbox-edit-controls label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.sandbox-text-input {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
}

.sandbox-text-input:focus {
  border-color: var(--accent);
  outline: none;
}

/* A-01: keyboard focus ring */
.sandbox-text-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.sandbox-pseudostates {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.pseudo-state-btn {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.35rem 0.75rem;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
}

.pseudo-state-btn:hover,
.pseudo-state-btn.active {
  color: var(--accent-hover);
  border-color: var(--border-hover);
}

/* ---------------------------------------------------------------------------
   Plugin Preview Tree & VS Code Code pane
   --------------------------------------------------------------------------- */
.plugin-export-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.75rem;
  height: 640px;
}

.plugin-sidebar {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.plugin-sidebar h3 {
  font-size: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.file-tree {
  list-style: none;
  flex-grow: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.tree-node {
  font-size: 0.813rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-secondary);
}

.tree-node:hover {
  background-color: var(--bg-tertiary);
  color: #ffffff;
}

.tree-node.active {
  background-color: var(--accent-background);
  color: var(--text-primary);
  font-weight: 700;
  border: 1px solid rgba(231, 68, 8, 0.25);
}

.tree-node.active:hover {
  color: #ffffff;
}

.tree-icon {
  font-size: 0.9rem;
}

.plugin-preview-editor {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.editor-header {
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background-color: var(--bg-tertiary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.813rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.editor-body {
  flex-grow: 1;
  overflow: auto;
  background-color: #060608;
  padding: 1.75rem;
  overscroll-behavior: contain;
}

.editor-body pre {
  margin: 0;
  overflow-x: auto;
  overscroll-behavior: contain;
}

.editor-body code {
  font-family: var(--font-mono);
  font-size: 0.813rem;
  color: #dfdfe5;
  line-height: 1.6;
  white-space: pre;
}

/* ---------------------------------------------------------------------------
   Export Options Dialog Modal
   --------------------------------------------------------------------------- */
.export-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s ease-out;
}

.export-modal {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  width: 100%;
  max-width: 650px;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.export-modal-header {
  padding: 1.5rem 1.75rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.export-modal-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.export-formats-row {
  display: flex;
  gap: 0.75rem;
}

.format-option-btn {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.75rem 1.25rem;
  font-size: 0.813rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  flex-grow: 1;
  text-align: center;
  letter-spacing: 0.05em;
}

.format-option-btn:hover,
.format-option-btn.active {
  color: var(--accent-hover);
  border-color: var(--border-hover);
  background-color: var(--accent-background);
}

.export-code-display {
  height: 240px;
}

/* ---------------------------------------------------------------------------
   Drag & Drop Importer UI Overlay
   --------------------------------------------------------------------------- */
.app-drag-drop-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  z-index: 5000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: var(--accent);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.app-drag-drop-overlay.visible {
  opacity: 1;
}

.drag-drop-box {
  border: 2px dashed var(--accent);
  padding: 4rem 6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  background-color: var(--bg-secondary);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8);
}

.drag-drop-icon {
  font-size: 3.5rem;
  animation: pulse-key 1.5s infinite;
}

.drag-drop-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  letter-spacing: 0.02em;
  color: #ffffff;
}

/* ---------------------------------------------------------------------------
   Toasts & Animations
   --------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 0.85rem 1.5rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.9);
  font-size: 0.875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  animation: toastIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.success {
  border-color: var(--success);
  color: var(--success);
  background-color: var(--success-bg);
}

.toast.error {
  border-color: var(--error);
  color: var(--error);
  background-color: var(--error-bg);
}

.toast.info {
  border-color: var(--accent);
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

@keyframes toastIn {
  0% {
    transform: translateY(-25px);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes fadeIn {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@keyframes slideUp {
  0% {
    transform: translateY(20px);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes pulse-key {
  0% {
    transform: scale(0.96);
    opacity: 0.9;
  }

  50% {
    transform: scale(1.04);
    opacity: 1;
  }

  100% {
    transform: scale(0.96);
    opacity: 0.9;
  }
}

/* ---------------------------------------------------------------------------
   Responsive Media Queries
   --------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-content {
    align-items: center;
  }

  .hero-title {
    font-size: 4rem;
  }

  .pipeline-grid,
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .colors-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .component-viewer-layout {
    grid-template-columns: 1fr;
  }

  .component-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding-right: 0;
    padding-bottom: 1rem;
  }

  .sidebar-list {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }

  .sidebar-item-btn {
    white-space: nowrap;
    width: auto;
  }

  .component-recipes-content {
    grid-template-columns: 1fr;
  }

  .recipe-preview-panel {
    position: static;
  }

  .plugin-export-layout {
    grid-template-columns: 1fr;
    height: auto;
  }

  .plugin-preview-editor {
    height: 420px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }

  .pipeline-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }

  .colors-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .specimen-row {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }

  .specimen-meta {
    width: 100%;
  }

  .animations-grid {
    grid-template-columns: 1fr;
  }

  .responsive-grid {
    grid-template-columns: 1fr;
  }

  .footer-meta {
    flex-direction: column;
    text-align: center;
  }

  /* R-01: Mobile nav collapse — stack links vertically and hide overflow */
  .header-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.96);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transform: translateY(calc(-100% - var(--header-height)));
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 99;
    padding: 1.25rem 2rem;
    max-height: calc(100vh - var(--header-height));
    max-height: calc(100dvh - var(--header-height));
    overflow-y: auto;
  }

  .header-nav.is-open {
    transform: translateY(0);
  }

  .app-title {
    font-size: 1.3rem;
    line-height: 1;
    white-space: nowrap;
  }

  .app-header .cta-btn {
    display: none;
  }

  .mobile-only-action {
    display: block;
    margin-top: 1rem;
    width: 100%;
  }

  .mobile-only-action .primary-button {
    width: 100%;
    padding: 0.75rem 1.5rem;
    text-align: center;
  }

  .settings-drawer {
    width: 100%;
    right: -100%;
    max-height: 100vh;
    max-height: 100dvh;
  }

  .settings-drawer.open {
    transform: translateX(-100%);
  }

  .drawer-body {
    overflow-y: auto;
  }

  .export-modal {
    width: 90%;
    margin: 0 auto;
    max-height: 90vh;
    max-height: 90dvh;
    overflow: hidden;
  }

  .export-modal-body {
    overflow-y: auto;
  }

  .nav-links {
    flex-direction: column;
    gap: 1.25rem;
  }

  .nav-links a {
    font-size: 1rem;
  }

  /* Hamburger toggle button — visible only on mobile */
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
  }

  .nav-toggle span {
    display: block;
    height: 2px;
    background: var(--text-primary);
    border-radius: 0;
    transition: var(--transition);
    transform-origin: center;
  }

  .nav-toggle.is-open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .nav-toggle.is-open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }

  .nav-toggle.is-open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

@media (max-width: 600px) {
  .search-box {
    background-color: transparent;
    border: none;
    padding: 0;
    flex-direction: column;
    align-items: stretch;
  }

  .search-box::before {
    display: none;
  }

  .search-box input {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 0.875rem 1.25rem;
    height: 52px;
  }

  .search-box button {
    height: 52px;
  }

  .stepper {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }

  .step {
    flex-direction: row;
    gap: 1rem;
    width: 100%;
    align-items: center;
  }

  .step-line {
    display: none;
  }

  .step.active .pulse-dot {
    bottom: auto;
    left: -4px;
    top: 50%;
    transform: translateY(-50%);
  }
}

/* Extra Visual Helper Styles */
.mock-extraction-overlay {
  position: absolute;
  top: 15px;
  right: 15px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
  z-index: 15;
}

.extracted-badge-item {
  background: rgba(0, 0, 0, 0.95);
  border: 1px solid var(--accent);
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  animation: slide-in-badge 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  opacity: 0;
  transform: translateX(15px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.extracted-badge-item:nth-child(1) {
  animation-delay: 1s;
}

.extracted-badge-item:nth-child(2) {
  animation-delay: 2.2s;
}

.extracted-badge-item:nth-child(3) {
  animation-delay: 3.4s;
}

@keyframes slide-in-badge {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Background Video Styles */
.video-bg-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -2;
  pointer-events: none;
}

.video-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  /* Increased opacity from 0.15 for better details visibility */
  filter: contrast(1.1) brightness(0.95);
  /* Increased brightness from 0.6 */
  mix-blend-mode: screen;
}

.hero-section,
.pipeline-section,
.features-section,
.demo-terminal-section,
.about-section,
.cta-section {
  position: relative;
}

/* ---------------------------------------------------------------------------
   About Section & Brand Story Grid
   --------------------------------------------------------------------------- */
.about-section {
  padding: 110px 0;
  border-top: 1px solid var(--border);
  background-image: radial-gradient(circle at 50% 0%, rgba(231, 68, 8, 0.02) 0%, transparent 65%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.about-story-card,
.about-target-card {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  padding: 4rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  transition: var(--transition);
}

.about-story-card:hover,
.about-target-card:hover {
  border-color: var(--border-hover);
}

@media (hover: hover) and (pointer: fine) {
  @media (prefers-reduced-motion: no-preference) {
    .about-story-card.interactive:hover,
    .about-target-card.interactive:hover,
    .about-story-card:has(a):hover,
    .about-target-card:has(a):hover {
      transform: translateY(-2px);
      box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8);
    }
  }
}

/* ---------------------------------------------------------------------------
   Call-to-Action Section
   --------------------------------------------------------------------------- */
.cta-section {
  padding: 120px 0;
  border-top: 1px solid var(--border);
  background-color: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.15;
  pointer-events: none;
  z-index: 1;
}

@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .about-story-card,
  .about-target-card {
    padding: 3rem 2rem;
  }
}

/* ---------------------------------------------------------------------------
   Drag & Drop Importer Overlay Styles
   --------------------------------------------------------------------------- */
.app-drag-drop-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-drag-drop-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

.drag-drop-box {
  width: 90%;
  max-width: 480px;
  background-color: var(--bg-secondary);
  border: 2px dashed var(--accent);
  padding: 4rem 3rem;
  text-align: center;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8), 0 0 0 1px var(--border);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.app-drag-drop-overlay.visible .drag-drop-box {
  transform: scale(1);
}

.drag-drop-icon {
  font-size: 4rem;
  color: var(--accent);
  animation: bounce-icon 2s infinite ease-in-out;
}

.drag-drop-title {
  font-family: var(--font-display);
  font-size: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

@keyframes bounce-icon {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* ===========================================================================
   DesignSkill Agent Redesign (g-boxmedia Aesthetic Updates)
   =========================================================================== */

/* Tabular Numbers Utility */
.tabular-nums {
  font-variant-numeric: tabular-nums lining-nums;
}

/* App-Shell Pages Layout Architecture */
html.app-shell,
body.app-shell {
  height: 100%;
  overflow: hidden;
}

body.app-shell {
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
}

body.app-shell .app-header {
  flex-shrink: 0;
}

body.app-shell .app-container {
  flex-grow: 1;
  overflow-y: auto;
  min-height: 0;
  overscroll-behavior: contain;
}

/* Standalone Table Styles & Sticky Table Headers */
.table-container {
  overflow-x: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--border);
  position: relative;
  background-color: var(--bg-secondary);
}

.brutal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.813rem;
}

.brutal-table thead th {
  position: sticky;
  top: 0;
  z-index: 10;
  background-color: var(--bg-secondary);
  border-bottom: 2px solid var(--border);
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-weight: 400;
  color: var(--text-primary);
}

.brutal-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.brutal-table tbody tr:hover td {
  background-color: rgba(231, 68, 8, 0.03);
  color: var(--text-primary);
}

/* Custom Brutalist Rebrand Styles */
.gbox-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0px !important;
  padding: 40px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color var(--transition), box-shadow var(--transition);
}

@media (hover: hover) and (pointer: fine) {
  @media (prefers-reduced-motion: no-preference) {
    .gbox-card.interactive:hover,
    a.gbox-card:hover {
      border-color: var(--accent);
      box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8);
      transform: translateY(-4px);
    }
  }
}