/* Advanced Portfolio Styles */
.advanced-portfolio {
    --ap-primary: #2c3e50;
    --ap-accent: #3498db;
    --ap-light: #ffffff;
    --ap-gray: #95a5a6;
    --ap-transition: all 0.3s ease;
    padding: 2rem 0;
}

.ap-filter-bar {
    text-align: center;
    margin-bottom: 2.5rem;
}

.ap-filter-btn {
    background: none;
    border: 2px solid var(--ap-primary);
    color: var(--ap-primary);
    padding: 0.8rem 1.8rem;
    margin: 0 0.5rem;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--ap-transition);
}

.ap-filter-btn.active,
.ap-filter-btn:hover {
    background: var(--ap-primary);
    color: var(--ap-light);
}

.ap-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    padding: 0 1rem;
    max-width: 1200px;
    margin: 0 auto;
}


.ap-project {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: var(--ap-transition);
}

.ap-project:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.ap-project-inner {
    position: relative;
    padding-top: 75%; /* 4:3 aspect ratio */
    overflow: hidden;
}

.ap-project img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.ap-project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(44, 62, 80, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--ap-transition);
}

.ap-project:hover .ap-project-overlay {
    opacity: 1;
}

.ap-project-link {
    text-decoration: none;
    text-align: center;
    padding: 1rem;
}

.ap-project-title {
    color: var(--ap-light);
    font-size: 1.25rem;
    margin: 0;
}

@media (max-width: 768px) {
    .ap-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 480px) {
    .ap-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0;
    }
    
    .ap-project-inner {
        padding-top: 100%; /* Square aspect ratio on mobile */
    }
    
    .ap-filter-btn {
        margin: 0.25rem;
        width: 100%;
        max-width: 200px;
    }
}
/* Entrance keyframes with zoom */
@keyframes fadeZoomUp {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(30px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Initial state */
.ap-project {
  opacity: 0;
  transform: scale(0.95) translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Animated state */
.ap-project.ap-visible {
  animation: fadeZoomUp 0.9s ease forwards;
}

/* Optional: smoother overlay transition */
.ap-project .ap-project-overlay {
  transition: opacity 0.4s ease;
}
