/* Portfolio Design System - Aura OS Showcase Stylesheet */

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

:root {
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Fira Code', monospace;
  --font-serif: 'Lora', Georgia, serif;
}

body {
  font-family: var(--font-sans);
  background-color: #ffffff;
  color: #111827;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.dark body {
  background-color: #111827;
  color: #f9fafb;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
.dark ::-webkit-scrollbar-thumb {
  background: #374151;
}
::-webkit-scrollbar-thumb:hover {
  background: #0d9488;
}

/* Typography Helpers */
.font-mono-code {
  font-family: var(--font-mono);
}

.font-serif-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
}

/* Text Slide Keyframe Animation */
@keyframes text-slide {
  0%, 20% {
    transform: translateY(0%);
  }
  25%, 45% {
    transform: translateY(-25%);
  }
  50%, 70% {
    transform: translateY(-50%);
  }
  75%, 95% {
    transform: translateY(-75%);
  }
  100% {
    transform: translateY(-100%);
  }
}

.animate-text-slide {
  animation: text-slide 10s cubic-bezier(0.83, 0, 0.17, 1) infinite;
}

/* Glassmorphism Navigation */
.glass-nav {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Code Card Glass effect */
.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.dark .glass-card {
  background: rgba(31, 41, 55, 0.75);
}

/* Custom Tab Active Indicator */
.tab-btn.active {
  border-color: #0d9488;
  color: #0d9488;
  background-color: rgba(13, 148, 136, 0.08);
}
.dark .tab-btn.active {
  border-color: #2dd4bf;
  color: #2dd4bf;
  background-color: rgba(45, 212, 191, 0.12);
}

/* Terminal Cursor Blink */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background-color: #2dd4bf;
  vertical-align: middle;
  animation: blink 1s step-start infinite;
}

/* Gradient Mask Overlay for Clamped Text */
.fade-mask-light {
  background: linear-gradient(to top, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
}
.fade-mask-dark {
  background: linear-gradient(to top, rgba(17, 24, 39, 1) 0%, rgba(17, 24, 39, 0) 100%);
}