/* ============================================
   Portfolio Page Styles
   1200 Agency
   ============================================ */

/* ========== Portfolio Hero ========== */
.portfolio-hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--color-charcoal) 0%, #0a0a0a 100%);
    position: relative;
    overflow: hidden;
}

.portfolio-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 0%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.portfolio-hero .hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.portfolio-hero .hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.portfolio-hero .accent-text {
    display: block;
    background: linear-gradient(135deg, var(--color-electric-blue) 0%, #00a3cc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portfolio-hero .hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.portfolio-hero .hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.portfolio-hero .stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.portfolio-hero .stat-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-electric-blue);
    line-height: 1;
}

.portfolio-hero .stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========== Filter Navigation ========== */
.portfolio-filters {
    background: var(--color-charcoal-light);
    padding: 1.5rem 0;
    position: sticky;
    top: 70px;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.filter-container {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: thin;
    scrollbar-color: var(--color-electric-blue) transparent;
}

.filter-container::-webkit-scrollbar {
    height: 4px;
}

.filter-container::-webkit-scrollbar-track {
    background: transparent;
}

.filter-container::-webkit-scrollbar-thumb {
    background: var(--color-electric-blue);
    border-radius: 2px;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    white-space: nowrap;
    position: relative;
}

.filter-btn .count {
    opacity: 0.6;
    font-size: 0.85rem;
}

.filter-btn:hover {
    border-color: var(--color-electric-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.2);
}

.filter-btn.active {
    background: var(--color-electric-blue);
    border-color: var(--color-electric-blue);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.4);
}

.filter-btn.active .count {
    opacity: 1;
}

/* ========== Portfolio Grid ========== */
.portfolio-grid-section {
    padding: 4rem 0 6rem;
    background: var(--color-charcoal);
}

.container-wide {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 2rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    animation: fadeIn 0.6s ease-out;
}

@media (max-width: 768px) {
    .grid-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* ========== Portfolio Item ========== */
.portfolio-item {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    animation: masonryReveal 0.6s ease-out forwards;
    transition: all var(--duration-normal) var(--ease-out);
}

.portfolio-item.filter-out {
    animation: filterOut 0.3s ease-out forwards;
}

.portfolio-item.filter-in {
    animation: filterIn 0.4s ease-out forwards;
}

.item-wrapper {
    background: var(--color-charcoal-light);
    border-radius: 12px;
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.item-wrapper:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.2);
}

.item-image-container {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--color-charcoal);
}

.item-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-slow) var(--ease-out);
}

.item-wrapper:hover .item-image {
    transform: scale(1.05);
}

.item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
    display: flex;
    align-items: flex-end;
    padding: 2rem;
}

.item-wrapper:hover .item-overlay {
    opacity: 1;
}

.overlay-content {
    width: 100%;
}

.item-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.item-client {
    font-size: 0.9rem;
    color: var(--color-electric-blue);
    margin-bottom: 1rem;
}

.view-fullscreen-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-electric-blue);
    border: none;
    border-radius: 6px;
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
}

.view-fullscreen-btn:hover {
    background: #00a3cc;
    transform: translateX(4px);
}

.view-fullscreen-btn svg {
    width: 16px;
    height: 16px;
}

.item-meta {
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.item-category {
    color: var(--color-electric-blue);
    font-weight: 500;
}

/* ========== Lightbox ========== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease-out;
}

.lightbox-content {
    position: relative;
    z-index: 1;
    max-width: 90vw;
    max-height: 90vh;
    animation: lightboxOpen 0.4s ease-out;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
    backdrop-filter: blur(10px);
    z-index: 2;
}

.lightbox-close {
    top: 20px;
    right: 20px;
}

.lightbox-prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--color-electric-blue);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-close:hover {
    transform: scale(1.1);
}

.lightbox-close svg,
.lightbox-prev svg,
.lightbox-next svg {
    stroke: var(--color-white);
}

.lightbox-image-container {
    max-width: 90vw;
    max-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-image.transitioning {
    opacity: 0.5;
    transform: scale(0.95);
    transition: all 0.2s ease-out;
}

.lightbox-info {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--color-white);
}

.lightbox-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.lightbox-client {
    font-size: 1rem;
    color: var(--color-electric-blue);
}

/* ========== Animations ========== */
@keyframes masonryReveal {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes filterOut {
    to {
        opacity: 0;
        transform: scale(0.8);
    }
}

@keyframes filterIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes lightboxOpen {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .portfolio-hero {
        padding: 100px 0 60px;
    }

    .container-wide {
        padding: 0 1.5rem;
    }
}

@media (max-width: 768px) {
    .portfolio-filters {
        top: 60px;
    }

    .filter-container {
        gap: 0.75rem;
    }

    .filter-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
    }

    .portfolio-hero .hero-stats {
        gap: 1.5rem;
    }

    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
    }

    .lightbox-close {
        top: 10px;
        right: 10px;
    }
}

@media (max-width: 480px) {
    .portfolio-hero {
        padding: 80px 0 40px;
    }

    .portfolio-hero .hero-title {
        font-size: 2rem;
    }

    .portfolio-hero .stat-number {
        font-size: 2rem;
    }

    .item-overlay {
        padding: 1.5rem;
    }

    .item-title {
        font-size: 1.1rem;
    }
}