/* style.css - VoidMemory Website Theme */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f1a;
  --bg-card: #13131f;
  --bg-elevated: #1a1a2a;
  --border-subtle: #2a2a3a;
  --border-glow: #3a2a5a;
  --primary: #6b21ff;
  --primary-dark: #4a0fcc;
  --primary-glow: rgba(107, 33, 255, 0.3);
  --accent-cyan: #00d4ff;
  --accent-red: #ff3b5c;
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b5;
  --text-muted: #6a6a7a;
  --success: #00c853;
  --warning: #ffab00;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(107, 33, 255, 0.2);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

.noise-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.vignette {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 50%, rgba(0, 0, 0, 0.6) 100%);
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 3rem 1rem 4rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 3rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(107, 33, 255, 0.15);
  backdrop-filter: blur(4px);
  padding: 0.4rem 1rem;
  border-radius: 40px;
  border: 1px solid var(--border-glow);
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  letter-spacing: 0.5px;
}

.badge-icon {
  color: var(--primary);
}

.glitch {
  font-size: 5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, #b87cff 50%, var(--primary) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  position: relative;
  text-shadow: 0 0 20px rgba(107, 33, 255, 0.3);
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.2rem;
  color: var(--accent-cyan);
  font-weight: 500;
  letter-spacing: 1px;
  margin-bottom: 1.5rem;
}

.hero-description {
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.cta-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s ease;
  text-decoration: none;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(107, 33, 255, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(107, 33, 255, 0.5);
  background: linear-gradient(135deg, #7c3cff 0%, #5a1acc 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.admin-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.3);
  display: inline-block;
  padding: 0.4rem 1.2rem;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

/* Preview Card */
.preview-card {
  background: var(--bg-card);
  border-radius: 24px;
  overflow: hidden;
  margin-bottom: 4rem;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-md);
}

.preview-label {
  background: var(--bg-elevated);
  padding: 0.6rem 1.2rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.image-wrapper {
  width: 100%;
}

.preview-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.preview-img:hover {
  transform: scale(1.01);
}

/* Section Titles */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.section-title i {
  background: none;
  background-clip: unset;
  -webkit-background-clip: unset;
  color: var(--primary);
}

/* Features Grid */
.features {
  margin-bottom: 4rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 1.8rem;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Terminal Demo */
.demo-terminal {
  margin-bottom: 4rem;
}

.terminal-window {
  background: #05050a;
  border-radius: 16px;
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.terminal-header {
  background: var(--bg-elevated);
  padding: 0.8rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  border-bottom: 1px solid var(--border-subtle);
}

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

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

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: #0a0a0e;
  min-height: 280px;
}

.line {
  margin-bottom: 0.75rem;
}

.prompt {
  color: var(--success);
  font-weight: 600;
  margin-right: 0.5rem;
}

.cmd {
  color: var(--accent-cyan);
}

.output {
  color: var(--text-secondary);
  margin-left: 1.2rem;
  padding-left: 0.5rem;
  border-left: 2px solid var(--primary);
}

.blink-cursor::after {
  content: "█";
  animation: blink 1s step-end infinite;
  margin-left: 4px;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.terminal-footer {
  background: var(--bg-elevated);
  padding: 0.8rem 1.2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.terminal-btn {
  background: rgba(107, 33, 255, 0.2);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.4rem 1rem;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.terminal-btn:hover {
  background: rgba(107, 33, 255, 0.4);
  border-color: var(--primary);
}

.demo-note {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Guide Tabs */
.guide {
  margin-bottom: 4rem;
}

.tabs-container {
  background: var(--bg-card);
  border-radius: 20px;
  border: 1px solid var(--border-subtle);
  overflow: hidden;
}

.tabs-header {
  display: flex;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  gap: 0.25rem;
  padding: 0 0.5rem;
}

.tab-btn {
  background: transparent;
  border: none;
  padding: 1rem 1.8rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.tab-btn:hover {
  color: var(--primary);
}

.tab-btn.active {
  color: var(--primary);
  background: rgba(107, 33, 255, 0.1);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}

.tabs-content {
  padding: 2rem;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 12px;
}

.step-num {
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.9rem;
}

.step code {
  background: var(--bg-primary);
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
}

.note-box {
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(107, 33, 255, 0.1);
  border-left: 3px solid var(--primary);
  border-radius: 10px;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

/* Example Flow */
.example-flow {
  margin-bottom: 4rem;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
  border-radius: 28px;
  padding: 2rem;
}

.flow-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
}

.flow-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 40px;
  padding: 0.8rem 1.4rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.flow-card.success {
  background: rgba(0, 200, 83, 0.15);
  border-color: var(--success);
  color: var(--success);
}

.flow-icon {
  font-size: 1.1rem;
}

.flow-arrow {
  color: var(--primary);
  font-size: 1.2rem;
}

/* Repo Info */
.repo-info {
  margin-bottom: 3rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.info-block {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 1.8rem;
  text-align: center;
}

.info-block i {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.info-block h4 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.info-block p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 0.8rem;
}

.build-cmd {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  background: var(--bg-primary);
  padding: 0.3rem 0.6rem;
  border-radius: 8px;
  display: inline-block;
  color: var(--accent-cyan);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  margin-top: 2rem;
}

.footer-content {
  text-align: center;
}

.author {
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.support-links {
  display: flex;
  justify-content: center;
  gap: 1.8rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.support-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.support-links a:hover {
  color: var(--primary);
}

.copyright {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }
  
  .glitch {
    font-size: 2.8rem;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .flow-cards {
    flex-direction: column;
  }
  
  .flow-arrow {
    transform: rotate(90deg);
  }
  
  .tabs-header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .tab-btn {
    text-align: center;
  }
  
  .step {
    flex-wrap: wrap;
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

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

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