@import url('variables.css');

/* ==========================================================================
   Layout Components
   ========================================================================== */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-2xl) 0;
}

/* Section Headers */
.section-header {
  display: flex;
  align-items: baseline;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-primary);
}

.section-title {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 900;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-dim);
  font-style: italic;
  font-family: var(--font-serif);
}

/* ==========================================================================
   Navigation & Header
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  z-index: var(--z-fixed);
  padding: var(--space-md);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-secondary);
}

.light .header-controls {
  background: rgba(0, 0, 0, 0.03);
}

/* Theme Toggle */
.theme-toggle {
  position: relative;
  width: 48px;
  height: 26px;
  background: var(--border-primary);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background-color var(--transition-base);
}

.theme-toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--bg-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: transform var(--transition-base), background-color var(--transition-base);
}

.dark .theme-toggle-thumb {
  transform: translateX(22px);
}

/* Telegram Button */
.telegram-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.telegram-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.telegram-btn svg {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: #0f0f12;
  color: #ffffff;
}

/* Stars removed per user request */

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 700px;
  padding: var(--space-2xl) 0;
}

.hero-text {
  max-width: 600px;
}

.hero-name {
  font-size: clamp(3rem, 10vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(30px);
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 400;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(30px);
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(30px);
}

.hero-description .highlight {
  color: var(--accent);
}

.hero-philosophy {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-primary);
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(30px);
}

.hero-philosophy blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.hero-credentials {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-dim);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(30px);
}

.hero-identity {
  margin-bottom: var(--space-xl);
  padding: var(--space-md) 0;
  border-top: 1px solid var(--border-primary);
  opacity: 0;
  transform: translateY(30px);
}

.identity-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.identity-desc {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* CTA Button */
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 2px solid var(--accent);
  cursor: pointer;
  transition: all var(--transition-fast);
  opacity: 0;
  transform: translateY(30px);
}

.cta-btn:hover {
  background: transparent;
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.cta-btn:active {
  transform: translateY(0);
}

/* Hero 4D Graph Background */
.hero-graph-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0;
}

.hero-graph-bg .vault-graph-container {
  position: absolute;
  top: -10%;
  left: 40%;
  width: 65%;
  height: 120%;
}

/* Text readability over graph */
.hero-graph-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, #0f0f12 40%, transparent 100%);
  z-index: 1;
  pointer-events: none;
}

/* Hero Navigation */
.hero-nav {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.hero-nav a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.hero-nav a:hover,
.hero-nav a.active {
  color: var(--accent);
}

.hero-nav .dot {
  color: var(--text-dim);
}

/* Graph Controls */
.hero .graph-controls {
  position: absolute;
  bottom: calc(var(--space-xl) + 40px);
  right: calc(var(--space-lg) + 100px);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background: rgba(15, 15, 18, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
  line-height: 1;
}

.hero .graph-controls button {
  all: unset;
  color: rgba(255, 255, 255, 0.35);
  font-size: 14px;
  cursor: pointer;
  padding: 2px;
  line-height: 1;
  transition: color 0.15s ease;
}

.hero .graph-controls button:hover {
  color: var(--accent);
}

.hero .graph-speed {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: default;
  margin: 0;
  padding: 0;
}

.hero .graph-speed span {
  user-select: none;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
}

.hero .graph-controls input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 56px;
  height: 2px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 1px;
  outline: none;
  margin: 0;
  padding: 0;
  border: none;
}

.hero .graph-controls input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  cursor: pointer;
  border: none;
  transition: background 0.15s ease;
}

.hero .graph-controls input[type="range"]::-webkit-slider-thumb:hover {
  background: var(--accent);
}

.hero .graph-controls input[type="range"]::-moz-range-thumb {
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  border-radius: 50%;
  cursor: pointer;
}

.hero .graph-controls input[type="range"]::-moz-range-track {
  height: 2px;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  border-radius: 1px;
}

@media (max-width: 768px) {
  .hero .graph-controls .graph-speed {
    display: none;
  }
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ==========================================================================
   Products Grid
   ========================================================================== */

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}

.product-card {
  position: relative;
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(30px);
}

.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.product-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.product-card:hover::before {
  opacity: 1;
}

.product-card > * {
  position: relative;
}

.product-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.product-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: var(--space-xs);
  transition: color var(--transition-fast);
}

.product-card:hover .product-title {
  color: var(--accent);
}

.product-subtitle {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.product-description {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.product-arrow {
  position: absolute;
  bottom: var(--space-xl);
  right: var(--space-xl);
  font-size: 1.5rem;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-10px);
  transition: all var(--transition-fast);
}

.product-card:hover .product-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ==========================================================================
   Video Gallery
   ========================================================================== */

.videos-section {
  background: var(--bg-secondary);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 968px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.video-card {
  position: relative;
  opacity: 0;
  transform: translateY(30px);
}

.video-thumbnail {
  position: relative;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
  border: 1px solid var(--border-primary);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.video-thumbnail:hover {
  border-color: var(--accent);
  transform: scale(1.02);
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.video-thumbnail:hover img {
  transform: scale(1.05);
}

.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.9;
  transition: all var(--transition-fast);
}

.video-thumbnail:hover .video-play {
  transform: translate(-50%, -50%) scale(1.1);
  opacity: 1;
}

.video-play svg {
  width: 24px;
  height: 24px;
  fill: var(--bg-primary);
  margin-left: 3px;
}

.video-duration {
  position: absolute;
  bottom: var(--space-sm);
  right: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  background: rgba(0, 0, 0, 0.8);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: white;
}

.video-info {
  padding: var(--space-md) 0;
}

.video-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.video-meta {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.videos-note {
  margin-top: var(--space-xl);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-dim);
}

/* ==========================================================================
   Community Section
   ========================================================================== */

/* Featured Communities */
.community-featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

@media (max-width: 768px) {
  .community-featured-grid {
    grid-template-columns: 1fr;
  }
}

.community-featured-card {
  padding: var(--space-xl);
  border: 1px solid var(--border-primary);
  border-left: 4px solid var(--accent);
  background: var(--bg-card);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.community-featured-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.community-featured-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.community-featured-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--accent);
  margin: 0;
}

.community-featured-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0;
}

.community-featured-link {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent);
  margin-top: auto;
}

.community-featured-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: auto;
}

.community-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 968px) {
  .community-grid {
    grid-template-columns: 1fr;
  }
}

.channel-card {
  padding: var(--space-xl);
  border: 1px solid var(--border-primary);
  background: var(--bg-card);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(30px);
}

.channel-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.channel-icon {
  width: 48px;
  height: 48px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.channel-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--bg-primary);
}

.channel-handle {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.channel-name {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.channel-description {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
  margin-bottom: var(--space-md);
}

.channel-subscribers {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.channel-arrow {
  position: absolute;
  bottom: var(--space-xl);
  right: var(--space-xl);
  font-size: 1.5rem;
  color: var(--accent);
}

.community-contact {
  margin-top: var(--space-xl);
  font-size: 0.875rem;
  color: var(--text-dim);
}

.community-contact a {
  color: var(--accent);
}

/* ==========================================================================
   Chat Interface
   ========================================================================== */

.chat-section {
  background: var(--bg-secondary);
}

.chat-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-2xl);
  align-items: start;
}

@media (max-width: 968px) {
  .chat-layout {
    grid-template-columns: 1fr;
  }
}

.chat-intro h3 {
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
}

.chat-intro p {
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.chat-features {
  list-style: none;
  margin-bottom: var(--space-xl);
}

.chat-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}

.chat-features li::before {
  content: '→';
  color: var(--accent);
  font-family: var(--font-mono);
}

.chat-disclaimer {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-style: italic;
}

/* Terminal Chat */
.chat-terminal {
  background: linear-gradient(150deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-md);
  border-bottom: 1px solid var(--border-secondary);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot:nth-child(1) { background: #ff5f56; }
.terminal-dot:nth-child(2) { background: #ffbd2e; }
.terminal-dot:nth-child(3) { background: #27c840; }

.terminal-title {
  margin-left: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.terminal-body {
  padding: var(--space-xl);
  min-height: 400px;
  max-height: 500px;
  overflow-y: auto;
}

.chat-message {
  margin-bottom: var(--space-lg);
}

.chat-message.user .message-content {
  color: var(--accent);
  font-family: var(--font-mono);
}

.chat-message.user .message-content::before {
  content: '> ';
}

.chat-message.assistant .message-content {
  color: var(--text-secondary);
  line-height: 1.7;
}

.chat-message .thinking {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.chat-list {
  margin: var(--space-md) 0;
  padding-left: var(--space-lg);
}

.chat-list li {
  margin-bottom: var(--space-sm);
  color: var(--text-muted);
}

.chat-list li::marker {
  color: var(--accent);
}

.terminal-input {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-top: 1px solid var(--border-primary);
}

.terminal-input input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast);
}

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

.terminal-input input::placeholder {
  color: var(--text-dim);
}

.mic-btn {
  padding: var(--space-sm) var(--space-md);
  background: var(--accent);
  border: none;
  border-radius: var(--radius-sm);
  color: var(--bg-primary);
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mic-btn:hover {
  transform: scale(1.05);
}

/* ==========================================================================
   Page Content (generic pages: about, impressum, etc.)
   ========================================================================== */

.page-section {
  padding-top: 120px;
}

.page-section .section-header {
  margin-bottom: var(--space-xl);
}

.page-section .section-title {
  font-size: clamp(2rem, 5vw, 3rem);
}

.page-content {
  max-width: 720px;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.page-content p {
  margin-bottom: var(--space-md);
}

.page-content h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-primary);
}

.page-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.page-content ul,
.page-content ol {
  padding-left: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.page-content li {
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.page-content li::marker {
  color: var(--accent);
}

.page-content a {
  color: var(--accent);
  transition: opacity var(--transition-fast);
}

.page-content a:hover {
  opacity: 0.8;
}

.page-content hr {
  border: none;
  border-top: 1px solid var(--border-primary);
  margin: var(--space-2xl) 0;
}

.page-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
}

.page-content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: var(--space-lg);
  margin: var(--space-lg) 0;
  color: var(--text-muted);
  font-style: italic;
}

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

.site-footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-primary);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer-left {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
}

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

/* Hidden Easter Egg Link */
.easter-egg-hint {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--border-primary);
  transition: color var(--transition-slow);
  cursor: default;
}

.easter-egg-hint:hover {
  color: var(--text-dim);
}

/* ==========================================================================
   Progress Bar
   ========================================================================== */

.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--accent);
  width: 0%;
  z-index: var(--z-fixed);
  transition: width 100ms linear;
}

/* ==========================================================================
   Animations - Initial States
   ========================================================================== */

.animate-in {
  opacity: 0;
  transform: translateY(30px);
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in { animation: fadeIn 0.6s ease forwards; }
.slide-up { animation: slideUp 0.6s ease forwards; }
.scale-in { animation: scaleIn 0.6s ease forwards; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.font-mono { font-family: var(--font-mono); }
.font-serif { font-family: var(--font-serif); }

/* ==========================================================================
   Personal OS Section
   ========================================================================== */

.personal-os-section {
  background: var(--bg-secondary);
}

.personal-os-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

@media (max-width: 1100px) {
  .personal-os-layout {
    grid-template-columns: 1fr;
  }
}


/* ASCII Art Diagram */
.ascii-diagram {
  position: relative;
}

.ascii-art {
  font-family: var(--font-mono);
  font-size: clamp(0.5rem, 1.2vw, 0.75rem);
  line-height: 1.4;
  color: var(--accent);
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  padding: var(--space-lg);
  overflow-x: auto;
  white-space: pre;
  margin: 0;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}

.ascii-art::-webkit-scrollbar {
  height: 6px;
}

.ascii-art::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

.ascii-art::-webkit-scrollbar-thumb {
  background: var(--border-primary);
  border-radius: 3px;
}

/* Personal OS Content */
.personal-os-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.os-block h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.os-block p {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.os-list {
  list-style: none;
  padding: 0;
}

.os-list li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.os-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 700;
}

.os-list li strong {
  color: var(--text-primary);
}

.quote-large {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-style: italic;
  color: var(--accent);
  line-height: 1.4;
  margin-bottom: var(--space-md);
}

/* ==========================================================================
   SVG Diagrams
   ========================================================================== */

.svg-diagram {
  width: 100%;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.architecture-svg {
  width: 100%;
  height: auto;
  color: var(--text-secondary);
}

.architecture-svg .svg-title {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  fill: var(--text-primary);
  letter-spacing: 0.1em;
}

.architecture-svg .svg-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  fill: var(--text-primary);
  letter-spacing: 0.05em;
}

.architecture-svg .svg-label-accent {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  fill: var(--accent);
  letter-spacing: 0.05em;
}

.architecture-svg .svg-small {
  font-family: var(--font-mono);
  font-size: 10px;
  fill: var(--text-muted);
}

.architecture-svg .svg-tiny {
  font-family: var(--font-mono);
  font-size: 9px;
  fill: var(--text-muted);
}

/* Timeline SVG */
.timeline-svg-container {
  width: 100%;
  margin-top: var(--space-xl);
  overflow-x: auto;
}

.timeline-svg {
  width: 100%;
  min-width: 600px;
  height: auto;
  color: var(--text-secondary);
}

.timeline-svg .svg-week {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  fill: var(--accent);
  letter-spacing: 0.05em;
}

.timeline-svg .svg-phase {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  fill: var(--text-primary);
}

.timeline-svg .svg-detail {
  font-family: var(--font-mono);
  font-size: 9px;
  fill: var(--text-muted);
}

/* Additional ASCII Schemes */
.ascii-small {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.3;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: var(--space-md);
  border-left: 2px solid var(--accent);
  margin: var(--space-md) 0;
  white-space: pre;
  overflow-x: auto;
}

/* ==========================================================================
   Featured Product (Salience)
   ========================================================================== */

.product-featured {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-left: 4px solid var(--accent);
  padding: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.product-featured-header {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.product-icon-large {
  font-size: 3rem;
  line-height: 1;
}

.product-featured-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0;
}

.product-featured-tagline {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--text-secondary);
  margin: 0.25rem 0 0 0;
}

.product-featured-cta {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: var(--space-sm) var(--space-lg);
  background: var(--accent);
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.product-featured-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(var(--accent-rgb), 0.3);
}

.product-featured-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 900px) {
  .product-featured-content {
    grid-template-columns: 2fr 1fr;
  }
}

.product-featured-lead {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.product-featured-lead strong {
  color: var(--accent);
}

.product-featured-description p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.product-featured-list {
  list-style: none;
  padding: 0;
  margin: var(--space-lg) 0;
}

.product-featured-list li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.product-featured-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--font-mono);
}

.product-featured-list li strong {
  color: var(--text-primary);
}

/* Featured Product Sidebar */
.product-featured-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.product-featured-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.meta-value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.product-featured-quote {
  padding: var(--space-lg);
  background: var(--bg-tertiary);
  border-left: 3px solid var(--accent);
}

.product-featured-quote blockquote {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0;
}

.product-featured-for {
  padding: var(--space-lg);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
}

.product-featured-for h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0 0 var(--space-sm) 0;
}

.product-featured-for ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.product-featured-for li {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  padding: 0.25rem 0;
  border-bottom: 1px solid var(--border-primary);
}

.product-featured-for li:last-child {
  border-bottom: none;
}

/* ASCII Timeline for Salience */
.product-ascii {
  margin-top: var(--space-xl);
  font-size: 0.6875rem;
  padding: var(--space-lg);
}

/* Secondary Products Grid */
.products-grid-secondary {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-top: var(--space-xl);
}

/* ==========================================================================
   Speculative Design Section
   ========================================================================== */

.speculative-section {
  background: var(--bg-tertiary);
}

.speculative-intro {
  max-width: 700px;
  margin-bottom: var(--space-2xl);
}

.speculative-lead {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: var(--space-md);
}

.speculative-intro p:not(.speculative-lead) {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.speculative-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 1024px) {
  .speculative-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

.speculative-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.speculative-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.speculative-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.speculative-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  font-style: italic;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
}

.speculative-body {
  flex: 1;
}

.speculative-body p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.speculative-body p:last-child {
  margin-bottom: 0;
}

.speculative-body em {
  color: var(--text-primary);
  font-style: italic;
}

.speculative-output {
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-primary);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.output-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.output-options {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.speculative-note {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-primary);
}

/* Night Shift Timeline */
.speculative-card-expanded {
  grid-column: span 1;
}

@media (min-width: 1024px) {
  .speculative-grid {
    grid-template-columns: 1fr 1fr 1.5fr;
  }
}

.night-shift-timeline {
  margin: var(--space-md) 0;
  padding: var(--space-md) 0;
  border-top: 1px solid var(--border-primary);
  border-bottom: 1px solid var(--border-primary);
}

.timeline-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-xs) 0;
}

.timeline-time {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 60px;
  flex-shrink: 0;
}

.timeline-event {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.speculative-detail {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: var(--space-sm);
}

/* ==========================================================================
   Beyond Chatbots Section
   ========================================================================== */

.beyond-intro {
  max-width: 700px;
  margin-bottom: var(--space-2xl);
}

.beyond-lead {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: var(--space-md);
}

.beyond-intro p:not(.beyond-lead) {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.beyond-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

@media (max-width: 1200px) {
  .beyond-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .beyond-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .beyond-grid {
    grid-template-columns: 1fr;
  }
}

.beyond-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  padding: var(--space-lg);
  text-align: center;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.beyond-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.beyond-card-future {
  border-style: dashed;
  background: transparent;
}

.beyond-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.beyond-title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin: 0 0 var(--space-sm) 0;
}

.beyond-context {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.02em;
}

.beyond-description {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-muted);
  margin: 0;
}

.beyond-quote {
  text-align: center;
  padding: var(--space-2xl) 0;
}

.beyond-quote blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-style: italic;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.4;
  max-width: 800px;
  margin: 0 auto;
}

.products-grid-secondary .product-card {
  padding: var(--space-lg);
}

.products-grid-secondary .product-description {
  font-size: 0.875rem;
}

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