/* ===================================
   SPRnesia - Projects Page Styles (OPTIMIZED)
   Khusus untuk halaman projects
   ================================ */

/* ===== PROJECTS HERO ===== */
.projects-hero {
    position: relative;
    padding: 200px 0 120px;
    background: linear-gradient(135deg, #2C2C2C 0%, #1A1A1A 100%);
    overflow: hidden;
}

.projects-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../img/home1.png') center/cover;
    opacity: 0.1;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(58, 107, 53, 0.15) 0%, transparent 60%);
    z-index: 1;
}

.projects-hero .container {
    position: relative;
    z-index: 2;
}

.projects-hero .hero-content-centered {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: var(--color-white);
}

.projects-hero h1 {
    color: var(--color-white);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 24px;
    line-height: 1.1;
}

.projects-hero p {
    color: rgba(255, 255, 255, 0.85);
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.8;
}

/* ===== FILTER SECTION ===== */
.projects-filter {
    padding: 60px 0;
    background: var(--color-light-gray);
    border-bottom: 1px solid var(--color-border);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    background: var(--color-white);
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn i {
    font-size: 20px;
}

.filter-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

/* ===== PROJECTS GALLERY ===== */
.projects-gallery {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 380px), 1fr));
    gap: 40px;
}

.project-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: var(--transition-smooth);
    opacity: 1;
    transform: scale(1);
}

.project-card.hide {
    opacity: 0;
    transform: scale(0.9);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.project-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
    border-color: var(--color-primary);
}

.project-card.featured {
    grid-column: span 2;
}

.project-image {
    position: relative;
    height: 320px;
    overflow: hidden;
    background: var(--color-light-gray);
}

.project-card.featured .project-image {
    height: 450px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    will-change: transform;
}

.project-card:hover .project-image img {
    transform: scale(1.08);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.view-gallery-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    background: var(--color-white);
    color: var(--color-primary);
    border: none;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition-fast);
    transform: translateY(10px);
}

.project-card:hover .view-gallery-btn {
    transform: translateY(0);
}

.view-gallery-btn:hover {
    background: var(--color-accent);
    color: var(--color-white);
}

.view-gallery-btn i {
    font-size: 22px;
}

.project-info {
    padding: 32px;
}

.project-category {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.project-info h3 {
    font-size: clamp(1.5rem, 2vw, 1.75rem);
    margin-bottom: 12px;
    color: var(--color-primary);
}

.project-info p {
    margin-bottom: 16px;
    line-height: 1.8;
    color: var(--color-secondary);
    font-size: 0.95rem;
}

.project-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: var(--color-secondary);
}

.project-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-meta i {
    font-size: 16px;
    color: var(--color-accent);
}

/* ===== GALLERY MODAL ===== */
.gallery-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-modal.active {
    display: flex;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    background: var(--color-white);
    padding: 40px;
    overflow-y: auto;
    z-index: 2;
    animation: modalSlideIn 0.4s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    transition: var(--transition-fast);
    z-index: 3;
}

.modal-close:hover {
    background: var(--color-accent);
    transform: rotate(90deg);
}

.modal-header {
    margin-bottom: 40px;
    padding-right: 60px;
}

.modal-header h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 8px;
    color: var(--color-primary);
}

.modal-header p {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-accent);
}

/* Gallery Main Display */
.gallery-main {
    position: relative;
    margin-bottom: 32px;
}

.gallery-main-image {
    position: relative;
    width: 100%;
    height: 500px;
    background: var(--color-light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-main-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.image-counter {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: var(--color-white);
    padding: 8px 16px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--color-primary);
    transition: var(--transition-fast);
    z-index: 2;
}

.gallery-nav:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.gallery-nav.prev {
    left: 20px;
}

.gallery-nav.next {
    right: 20px;
}

.gallery-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Gallery Thumbnails */
.gallery-thumbnails {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 16px;
}

.thumbnail {
    position: relative;
    height: 100px;
    cursor: pointer;
    overflow: hidden;
    border: 2px solid transparent;
    transition: var(--transition-fast);
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.thumbnail:hover img {
    transform: scale(1.1);
}

.thumbnail.active {
    border-color: var(--color-accent);
}

.thumbnail:hover {
    border-color: var(--color-primary);
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: var(--section-padding) 0;
    background: var(--color-primary);
    text-align: center;
}

.cta-content h2 {
    color: var(--color-white);
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: 24px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== RESPONSIVE DESIGN ===== */

/* Tablet Large - 992px */
@media (max-width: 992px) {
    .projects-hero {
        padding: 160px 0 100px;
    }

    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
        gap: 32px;
    }

    .project-card.featured {
        grid-column: span 1;
    }

    .project-image,
    .project-card.featured .project-image {
        height: 300px;
    }

    .modal-content {
        width: 92%;
        padding: 32px;
    }

    .gallery-main-image {
        height: 400px;
    }
}

/* Tablet - 768px */
@media (max-width: 768px) {
    .projects-hero {
        padding: 140px 0 80px;
    }

    .projects-filter {
        padding: 50px 0;
    }

    .filter-buttons {
        gap: 12px;
    }

    .filter-btn {
        padding: 12px 24px;
        font-size: 0.85rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .project-image,
    .project-card.featured .project-image {
        height: 280px;
    }

    .project-info {
        padding: 28px;
    }

    .modal-content {
        width: 95%;
        padding: 24px;
        max-height: 95vh;
    }

    .modal-header {
        margin-bottom: 32px;
        padding-right: 50px;
    }

    .gallery-main-image {
        height: 350px;
    }

    .gallery-nav {
        width: 44px;
        height: 44px;
        font-size: 28px;
    }

    .gallery-nav.prev {
        left: 10px;
    }

    .gallery-nav.next {
        right: 10px;
    }

    .gallery-thumbnails {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 12px;
    }

    .thumbnail {
        height: 80px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-buttons .btn {
        width: 100%;
        max-width: 320px;
    }
}

/* Mobile - 576px */
@media (max-width: 576px) {
    .projects-hero {
        padding: 120px 0 70px;
    }

    .projects-filter {
        padding: 40px 0;
    }

    .filter-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-btn {
        justify-content: center;
    }

    .project-info {
        padding: 24px;
    }

    .project-meta {
        gap: 12px;
    }

    .modal-content {
        padding: 20px;
    }

    .modal-close {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
        font-size: 24px;
    }

    .modal-header {
        margin-bottom: 24px;
    }

    .gallery-main-image {
        height: 300px;
    }

    .gallery-nav {
        width: 40px;
        height: 40px;
        font-size: 24px;
    }

    .gallery-thumbnails {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
        gap: 8px;
    }

    .thumbnail {
        height: 70px;
    }

    .image-counter {
        bottom: 10px;
        right: 10px;
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}

/* Extra Small - 375px */
@media (max-width: 375px) {
    .projects-hero {
        padding: 110px 0 60px;
    }

    .project-info {
        padding: 20px;
    }

    .gallery-main-image {
        height: 250px;
    }
}

/* Touch Device Optimization */
@media (hover: none) and (pointer: coarse) {
    .project-overlay {
        opacity: 1;
        background: rgba(0, 0, 0, 0.5);
    }
    
    .view-gallery-btn {
        transform: translateY(0);
    }
}