/* MakerSpace Learning Systems - Custom Stylesheet with TasteSkills v2 Principles */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg-main: #090d16;
  --bg-surface: #0f172a;
  --bg-card: #131d31;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --accent-blue: #3b82f6;
  --accent-emerald: #10b981;
}

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-main);
  color: #f1f5f9;
}

.font-display {
  font-family: 'Outfit', sans-serif;
}

.font-mono-code {
  font-family: 'JetBrains Mono', monospace;
}

/* Custom Scrollbar - Subdued Dark */
::-webkit-scrollbar {
  width: 7px;
}
::-webkit-scrollbar-track {
  background: #090d16;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* TasteSkills v2: Anti-slop Background Grids and Refraction */
.tech-grid-bg {
  background-size: 48px 48px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
}

.tech-dots-bg {
  background-image: radial-gradient(rgba(59, 130, 246, 0.12) 1px, transparent 1px);
  background-size: 28px 28px;
}

/* Ambient Radial Lighting */
.ambient-glow-blue {
  background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
}

.ambient-glow-emerald {
  background: radial-gradient(circle at 50% 50%, rgba(16, 185, 129, 0.07) 0%, transparent 70%);
}

/* Liquid Glass (TasteSkills v2 Spec: Inner border refraction + subtle inner shadow) */
.liquid-glass {
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.liquid-glass-card {
  background: rgba(19, 29, 49, 0.7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.liquid-glass-card:hover {
  border-color: rgba(59, 130, 246, 0.35);
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 16px 32px -8px rgba(0, 0, 0, 0.5);
}

/* Tactile push physics */
.tactile-btn {
  transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.2s ease, border-color 0.2s ease;
}
.tactile-btn:active {
  transform: scale(0.98) translateY(1px);
}

/* Animations on Scroll */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay classes */
.delay-100 { transition-delay: 100ms; }
.delay-150 { transition-delay: 150ms; }
.delay-200 { transition-delay: 200ms; }
.delay-250 { transition-delay: 250ms; }
.delay-300 { transition-delay: 300ms; }

/* Subtle pulse for live status badges */
@keyframes statusPing {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.status-ping {
  animation: statusPing 2s infinite cubic-bezier(0.4, 0, 0.6, 1);
}

/* Modal popup styles with smooth spring transition */
.modal-backdrop {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-content-box {
  transform: scale(0.96) translateY(16px);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.open .modal-content-box {
  transform: scale(1) translateY(0);
}

/* Custom Dropdown Animation */
.nav-dropdown {
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.group:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}