/* Features: CSS Grid, Modern Card Hover Effects, Glassmorphism Tech Pills, Smooth Filtering Animations */

.portfolio-hero {
    text-align: center;
    padding: 100px 20px 60px;
    position: relative;
    z-index: 2;
}

.portfolio-hero h1 {
    font-size: 3rem;
    color: #fff;
    margin-bottom: 15px;
    font-weight: 700;
}

.portfolio-hero h1 span {
    color: #38bdf8;
}

.portfolio-hero p {
    color: #aaa;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Category Filters */
.portfolio-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 50px;
}

.filter-btn {
    background: transparent;
    border: 1px solid #333;
    color: #888;
    padding: 10px 25px;
    border-radius: 30px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    transition: 0.3s ease;
}

.filter-btn:hover, .filter-btn.active {
    background: #38bdf8;
    color: #000;
    border-color: #38bdf8;
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 0 20px 80px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Project Card */
.project-card {
    background: #111;
    border: 1px solid #222;
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.4s ease, border-color 0.4s ease;
    display: block; /* For filtering animation */
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: #38bdf8;
}

.project-image-box {
    width: 100%;
    height: 220px;
    overflow: hidden;
    position: relative;
}

.project-image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image-box img {
    transform: scale(1.1);
}

.project-info {
    padding: 25px;
}

.project-info h3 {
    color: #fff;
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.tech-stack-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-pill {
    background: #1a1a1a;
    border: 1px solid #333;
    color: #aaa;
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 12px;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #38bdf8;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: 0.3s;
}

.project-link:hover {
    color: #fff;
}

/* Hide animation class for filtering */
.project-card.hide {
    display: none;
}