/* ============================================
   BENTO PORTFOLIO GRID (MODERN UI)
   ============================================ */
.portfolio-bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 320px);
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.bento-large {
  grid-column: 1 / 3;
  grid-row: 1 / 2;
}

.bento-tall {
  grid-column: 3 / 4;
  grid-row: 1 / 3;
}

.bento-square {
  grid-column: 1 / 3;
  grid-row: 2 / 3;
}

.bento-item {
  position: relative;
  background: rgba(22, 22, 35, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    transform var(--motion-duration-slow) var(--motion-ease-emphasis),
    border-color var(--motion-duration-fast) var(--motion-ease-standard),
    box-shadow var(--motion-duration-slow) var(--motion-ease-standard),
    background-color var(--motion-duration-fast) var(--motion-ease-standard);
  box-shadow: 0 4px 30px rgba(0,0,0,0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-decoration: none;
  will-change: transform;
}

.bento-item::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), rgba(255,255,255,0));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.bento-item:hover,
.bento-item:focus-visible {
  transform: translate3d(0, calc(var(--motion-distance-sm) * -1), 0) scale(var(--motion-scale-hover));
  box-shadow: 0 22px 42px rgba(0,0,0,0.36), 0 0 34px rgba(0, 245, 212, 0.08);
  border-color: rgba(0, 245, 212, 0.3);
}

.bento-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.bento-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  background: linear-gradient(110deg, rgba(255, 255, 255, 0.04) 10%, rgba(255, 255, 255, 0.12) 20%, rgba(255, 255, 255, 0.04) 32%);
  transform: translateX(-120%);
  animation: bentoShimmer 1.6s linear infinite;
  transition: opacity var(--motion-duration-fast) var(--motion-ease-standard);
  z-index: 1;
}

.bento-bg.is-media-loading::before {
  opacity: 1;
}

.bento-bg.is-media-ready::before {
  opacity: 0;
}

.bento-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition:
    transform var(--motion-duration-slower) var(--motion-ease-emphasis),
    filter var(--motion-duration-slow) var(--motion-ease-standard);
  filter: brightness(0.6) saturate(0.8);
}

.bento-item:hover .bento-img,
.bento-item:focus-visible .bento-img {
  transform: scale(1.08);
  filter: brightness(0.8) saturate(1.1);
}

.bento-overlay-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.4) 50%, transparent 100%);
}

.bento-content {
  position: relative;
  z-index: 1;
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: 100%;
  background: linear-gradient(to right, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.7) 40%, transparent 100%);
}

.bento-content-bottom {
  background: linear-gradient(to top, rgba(10,10,15,0.98) 0%, rgba(10,10,15,0.6) 60%, transparent 100%);
}

.bento-square .bento-content {
  background: linear-gradient(to right, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.4) 100%);
}

.bento-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.bento-item h3 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: 8px;
  color: #ffffff;
  letter-spacing: -0.5px;
}

.bento-item p {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 85%;
  line-height: 1.6;
}

.bento-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--aurora-cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  width: fit-content;
  position: relative;
  padding-bottom: 4px;
  margin-top: auto;
}

.bento-link svg {
  transition: transform var(--motion-duration-base) var(--motion-ease-emphasis);
}

.bento-item:hover .bento-link svg,
.bento-item:focus-visible .bento-link svg {
  transform: translateX(4px);
}

.bento-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--aurora-cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--motion-duration-base) var(--motion-ease-emphasis);
}

.bento-item:hover .bento-link::after,
.bento-item:focus-visible .bento-link::after {
  transform: scaleX(1);
}

.bg-gradient-3 {
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.8), rgba(22, 33, 62, 0.8), rgba(15, 52, 96, 0.8));
}

.bento-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  padding: 0;
  margin: 0;
  transform: translate(-50%, -50%);
  font-size: 6rem;
  opacity: 0.15;
  filter: drop-shadow(0 0 30px var(--gradient-primary));
  transition:
    transform var(--motion-duration-slow) var(--motion-ease-emphasis),
    opacity var(--motion-duration-fast) var(--motion-ease-standard);
  line-height: 1;
}

.bento-item:hover .bento-icon,
.bento-item:focus-visible .bento-icon {
  opacity: 0.3;
  transform: translate(-50%, -50%) scale(1.15) rotate(5deg);
}

.bento-large .bento-img {
  object-fit: contain;
  object-position: right center;
  transform: scale(1.05) translateX(5%);
  filter: drop-shadow(-20px 0 30px rgba(0,0,0,0.5));
}

.bento-large:hover .bento-img,
.bento-large:focus-visible .bento-img {
  transform: scale(1.08) translateX(3%);
}

@keyframes bentoShimmer {
  to {
    transform: translateX(120%);
  }
}

@media (max-width: 960px) {
  .portfolio-bento-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  
  .bento-large, .bento-tall, .bento-square {
    grid-column: 1 / 2;
    grid-row: auto;
    min-height: 340px;
  }
  
  .bento-content {
    background: linear-gradient(to top, rgba(10,10,15,0.98) 0%, rgba(10,10,15,0.6) 70%, transparent 100%);
    padding: var(--space-xl);
  }
  
  .bento-item p {
    max-width: 100%;
  }

  .bento-large .bento-img {
    object-position: center;
    transform: scale(1);
    opacity: 0.6;
  }
}

@media (max-width: 640px) {
  .portfolio-bento-grid {
    gap: var(--space-md);
  }

  .bento-large,
  .bento-tall,
  .bento-square {
    min-height: 300px;
  }

  .bento-item,
  .bento-bg {
    border-radius: 22px;
  }

  .bento-content {
    padding: var(--space-lg);
  }

  .bento-item h3 {
    font-size: var(--text-xl);
  }

  .bento-item p {
    font-size: var(--text-sm);
    margin-bottom: 18px;
  }

  .bento-tags {
    gap: 6px;
    margin-bottom: 12px;
  }

  .bento-large .bento-img {
    object-position: center bottom;
    filter: drop-shadow(-8px 0 20px rgba(0,0,0,0.35));
  }
}