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

body {
  background-color: rgba(248, 248, 246, 1);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding: 40px;
}

/* Grid Container */
.grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 28px;
  width: 100%;
  max-width: 1100px;
  height: 60vh;
  max-height: 600px;
  perspective: 1000px; /* Enable potential 3D effects */
}

/* Tile Styles */
.tile {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  text-decoration: none;
  border-radius: 24px;
  position: relative;
  overflow: hidden;
  background-color: var(--tile-color);
  
  /* Initial state for staggered page-load animation */
  opacity: 0;
  transform: translateY(40px) scale(0.95);
  transition: 
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.3s ease;
  
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* Specific Tile Colors & Text Adjustments */
.tile--orange {
  --tile-color: rgba(240, 95, 51, 1);
  --text-color: #ffffff;
}

.tile--magenta {
  --tile-color: rgba(180, 4, 149, 1);
  --text-color: #ffffff;
}

.tile--cyan {
  --tile-color: rgba(20, 199, 222, 1);
  --text-color: #1a1a24;
}

.tile--green {
  --tile-color: rgba(48, 218, 119, 1);
  --text-color: #1a1a24;
}

.tile--blue {
  --tile-color: rgba(53, 152, 219, 1);
  --text-color: #ffffff;
}

.tile--yellow {
  --tile-color: rgba(253, 214, 4, 1);
  --text-color: #1a1a24;
}

/* Subtle gloss overlay for standard premium look */
.tile::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
}

/* Hover State */
.tile:hover {
  transform: translateY(-8px) scale(1.03) !important;
  box-shadow: 0 20px 35px rgba(0, 0, 0, 0.08), 0 4px 10px rgba(0, 0, 0, 0.02);
  transition-delay: 0s !important; /* Immediately respond to hover */
}

/* Tile Label - Handwritten Style */
.tile__label {
  font-family: 'Caveat', cursive;
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 700;
  color: var(--text-color);
  line-height: 1.15;
  opacity: 0;
  transform: translateY(12px) scale(0.9);
  transition: 
    opacity 0.4s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  user-select: none;
  pointer-events: none;
  padding: 20px;
}

/* Show Label on Hover */
.tile:hover .tile__label {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Active/Focus states for accessibility and interactive response */
.tile:focus-visible {
  outline: 3px solid rgba(53, 152, 219, 0.5);
  outline-offset: 4px;
}

/* Active Tap (for Mobile feedback) */
.tile:active {
  transform: translateY(-2px) scale(0.99) !important;
}

/* Triggered Load Animations (via JS class) */
.loaded .tile {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Staggered entrance delays on load */
.loaded #tile-about { transition-delay: 0.1s; }
.loaded #tile-experience { transition-delay: 0.18s; }
.loaded #tile-education { transition-delay: 0.26s; }
.loaded #tile-articles { transition-delay: 0.34s; }
.loaded #tile-blog { transition-delay: 0.42s; }
.loaded #tile-skills { transition-delay: 0.5s; }

/* Responsive Adjustments */
@media (max-width: 900px) {
  body {
    padding: 30px;
    overflow-y: auto;
  }
  
  .grid-container {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 20px;
    height: 80vh;
    min-height: 500px;
  }
}

@media (max-width: 550px) {
  body {
    padding: 16px;
    align-items: flex-start;
  }
  
  .grid-container {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(6, 1fr);
    gap: 16px;
    height: auto;
    min-height: auto;
    margin-top: 20px;
    margin-bottom: 20px;
  }
  
  .tile {
    height: 120px; /* Fixed height on vertical stacked layout */
  }
  
  .tile__label {
    font-size: 2.2rem;
  }
}