/* Portfolio Page Specific Styles */

/* Page Header */
.page-header {
    height: 50vh;
    width: 100%;
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 0;
}
.page-header h1 {
    font-size: 60px;
    color: var(--white);
    margin-bottom: 10px;
    position: relative;
    z-index: 2;
}
.page-header p {
    color: var(--white);
    font-size: 18px;
    letter-spacing: 2px;
    position: relative;
    z-index: 2;
}

/* Filter & Grid */
.portfolio-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 50px;
}
.filter-btn {
    background: transparent;
    border: 1px solid rgba(0,0,0,0.1);
    color: var(--secondary);
    padding: 10px 25px;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}
.filter-btn.active, .filter-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.portfolio-item {
    position: relative;
    height: 400px;
    overflow: hidden;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.5s ease, opacity 0.5s ease;
}
.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}
.portfolio-overlay {
    position: absolute;
    bottom: -150px;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 40px;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    transition: bottom 0.5s ease;
}
.portfolio-item:hover img { transform: scale(1.1); }
.portfolio-item:hover .portfolio-overlay { bottom: 0; }
.portfolio-overlay h3 { color: var(--white); font-size: 24px; margin-bottom: 5px; }
.portfolio-overlay p { color: var(--primary); font-size: 13px; text-transform: uppercase; letter-spacing: 2px; }

/* Modals */
.project-modal {
    display: none;
    position: fixed;
    z-index: 10005; /* Above loader */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    overflow: auto;
    backdrop-filter: blur(5px);
}
.project-modal.active {
    display: block;
    animation: fadeIn 0.4s ease;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.modal-content {
    background-color: var(--background);
    margin: 5% auto;
    width: 90%;
    max-width: 1000px;
    border-radius: 5px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    color: var(--white);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
    transition: color 0.3s ease;
}
.close-modal:hover,
.close-modal:focus {
    color: var(--primary);
}
.modal-hero {
    height: 400px;
    width: 100%;
    overflow: hidden;
}
.modal-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.modal-body {
    padding: 50px;
}
.modal-body h2 {
    font-size: 40px;
    margin-bottom: 15px;
}
.project-meta {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    padding-bottom: 20px;
}
.project-meta span {
    font-size: 14px;
    color: #666;
}
.project-meta strong {
    color: var(--secondary);
}
.project-desc {
    font-size: 16px;
    line-height: 1.8;
    color: #444;
    margin-bottom: 30px;
}
.project-materials h4 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 15px;
}
.project-materials ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 40px;
}
.project-materials ul li {
    font-size: 14px;
    color: #555;
    position: relative;
    padding-left: 20px;
}
.project-materials ul li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--primary);
}
.modal-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.modal-gallery img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 5px;
}

/* Responsive */
@media (max-width: 991px) {
    .portfolio-grid { grid-template-columns: 1fr 1fr; }
    .project-meta { flex-direction: column; gap: 10px; }
    .modal-gallery { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .portfolio-grid { grid-template-columns: 1fr; }
    .page-header h1 { font-size: 40px; }
    .modal-body { padding: 30px; }
}