/* ============================================
   GALLERY PAGE STYLES - MODERN DESIGN
   ============================================ */

/* CSS Variables for Gallery (defined in :root of home.css) */

/* Main Gallery Content Area */
.gallery-content {
    padding: 0;
    background: linear-gradient(135deg, var(--mhh-gray-50) 0%, var(--mhh-white) 100%);
    min-height: 100vh;
}

.gallery-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* ============================================
   GALLERY HEADER SECTION
   ============================================ */
.gallery-header {
    text-align: center;
    margin-bottom: 3.5rem;
    position: relative;
    padding: 2rem 0;
}

.gallery-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--mhh-teal-400), var(--mhh-salmon));
    border-radius: 2px;
}

.gallery-title-main {
    font-size: 0.875rem;
    color: var(--mhh-teal-500);
    font-weight: 600;
    letter-spacing: 3px;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.gallery-main-title {
    font-size: 3rem;
    color: var(--mhh-gray-900);
    margin-bottom: 1rem;
    font-weight: 700;
    font-family: 'Playfair Display', serif;
    line-height: 1.2;
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.1s forwards;
}

.gallery-subtitle {
    color: var(--mhh-gray-600);
    font-size: 1.125rem;
    line-height: 1.8;
    max-width: 650px;
    margin: 0 auto;
    font-weight: 400;
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.2s forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   GALLERY FILTERS
   ============================================ */
.gallery-filters {
    margin-bottom: 3rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.filter-buttons {
    display: inline-flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    background: var(--mhh-white);
    border-radius: 60px;
    box-shadow: var(--mhh-shadow-lg);
}

.filter-btn {
    padding: 0.625rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--mhh-gray-700);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--mhh-transition-slow);
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    z-index: 0;
    border: 1px solid transparent;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--mhh-teal-500), var(--mhh-teal-600));
    opacity: 0;
    transition: var(--mhh-transition-slow);
    z-index: -1;
    border-radius: 50px;
    transform: scale(0.9);
}

.filter-btn:hover {
    color: var(--mhh-teal-600);
    transform: translateY(-2px);
}

.filter-btn.active {
    color: var(--mhh-white);
    font-weight: 600;
    box-shadow: 0 12px 30px rgba(0, 95, 115, 0.25);
    transform: translateY(-3px);
}

.filter-btn.active::before {
    opacity: 1;
    transform: scale(1);
}

/* ============================================
   GALLERY SHOWCASE - MASONRY GRID
   ============================================ */
.gallery-showcase {
    position: relative;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeIn 0.8s ease 0.3s forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.gallery-scroll-container {
    position: relative;
}

.gallery-images-row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    animation: gridFadeIn 0.8s ease;
    grid-auto-rows: 20px;
}

@keyframes gridFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   GALLERY IMAGE CARDS
   ============================================ */
.gallery-image-card {
    position: relative;
    border-radius: var(--mhh-radius-lg);
    overflow: hidden;
    cursor: pointer;
    background: var(--mhh-gray-100);
    transition: var(--mhh-transition-slow);
    box-shadow: var(--mhh-shadow);
    display: none !important;
    opacity: 0;
    transform: scale(0.95);
    z-index: 0;
}

.gallery-image-card.visible {
    display: block !important;
    animation: cardAppear 0.5s ease forwards;
}

.gallery-image-card::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: clamp(0.75rem, 2vw, 1.5rem);
    left: 50%;
    transform: translate(-50%, 12px);
    background: rgba(7, 22, 33, 0.9);
    color: var(--mhh-white);
    padding: 0.45rem 0.95rem;
    border-radius: var(--mhh-radius-sm);
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    opacity: 0;
    pointer-events: none;
    transition: var(--mhh-transition);
    white-space: nowrap;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.25);
    z-index: 5;
}

.gallery-image-card:hover::after,
.gallery-image-card:focus-visible::after {
    opacity: 1;
    transform: translate(-50%, 0);
}

/* Ensure non-visible images are always hidden */
.gallery-image-card:not(.visible) {
    display: none !important;
    opacity: 0;
    visibility: hidden;
}

@keyframes cardAppear {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Dynamic heights for masonry effect - removed fixed spans */
/* Cards will auto-size based on image aspect ratio */

.gallery-image-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    opacity: 0;
    transition: var(--mhh-transition-slow);
    z-index: 1;
}

.gallery-image-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--mhh-shadow-xl);
}

.gallery-image-card:hover::before {
    opacity: 1;
}

.gallery-image-card img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--mhh-transition-slow);
    display: block;
}

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

/* Image overlay info */
.gallery-image-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    transform: translateY(100%);
    transition: var(--mhh-transition-slow);
    z-index: 2;
    color: var(--mhh-white);
}

.gallery-image-card:hover .gallery-image-info {
    transform: translateY(0);
}

.image-counter {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.75);
    color: var(--mhh-white);
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    z-index: 2;
}

.video-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.95);
    color: var(--mhh-teal-600);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    backdrop-filter: blur(10px);
    border: 3px solid var(--mhh-white);
    z-index: 2;
    transition: var(--mhh-transition);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.gallery-image-card:hover .video-play-button {
    transform: translate(-50%, -50%) scale(1.1);
    background: var(--mhh-teal-600);
    color: var(--mhh-white);
}

/* ============================================
   LOAD MORE SECTION
   ============================================ */
.gallery-navigation {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 3rem;
    padding-bottom: 2rem;
}

.nav-btn,
.load-more-btn {
    padding: 0.875rem 2rem;
    border: 2px solid var(--mhh-teal-500);
    background: var(--mhh-white);
    color: var(--mhh-teal-600);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--mhh-transition);
    font-size: 0.95rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--mhh-shadow);
}

.nav-btn:hover,
.load-more-btn:hover {
    background: var(--mhh-teal-600);
    color: var(--mhh-white);
    transform: translateY(-3px);
    box-shadow: var(--mhh-shadow-lg);
}

.nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    border-color: var(--mhh-gray-300);
    color: var(--mhh-gray-400);
}

.nav-btn:disabled:hover {
    background: var(--mhh-white);
    box-shadow: var(--mhh-shadow);
}

.nav-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 0.75rem);
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    background: rgba(15, 23, 42, 0.95);
    color: var(--mhh-white);
    padding: 0.4rem 0.75rem;
    border-radius: var(--mhh-radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--mhh-transition);
    box-shadow: var(--mhh-shadow-md);
    z-index: 5;
}

.nav-btn::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 0.25rem);
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    border: 6px solid transparent;
    border-top-color: rgba(15, 23, 42, 0.95);
    opacity: 0;
    transition: var(--mhh-transition);
    z-index: 5;
}

.nav-btn:hover::after,
.nav-btn:hover::before,
.nav-btn:focus-visible::after,
.nav-btn:focus-visible::before {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.nav-btn:disabled::after,
.nav-btn:disabled::before {
    display: none;
}

/* ============================================
   LIGHTBOX STYLES
   ============================================ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    width: min(92vw, 1200px);
    height: min(88vh, 88vh);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(1rem, 2vw, 2rem);
    border-radius: var(--mhh-radius-lg);
    background: rgba(18, 33, 46, 0.35);
    backdrop-filter: blur(18px);
    box-shadow: 0 25px 80px rgba(15, 23, 42, 0.35);
    animation: lightboxZoom 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes lightboxZoom {
    from {
        transform: scale(0.8);
        opacity: 0;
    }

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

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: calc(var(--mhh-radius-lg) - 6px);
    display: block;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
    background: var(--mhh-black);
}

.lightbox-close {
    position: absolute;
    top: clamp(0.5rem, 1.5vw, 1.5rem);
    right: clamp(0.5rem, 1.5vw, 1.5rem);
    background: rgba(15, 23, 42, 0.6);
    color: var(--mhh-white);
    border: 2px solid rgba(255, 255, 255, 0.2);
    width: clamp(40px, 6vw, 48px);
    height: clamp(40px, 6vw, 48px);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--mhh-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg) scale(1.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(15, 23, 42, 0.45);
    color: var(--mhh-white);
    border: 2px solid rgba(255, 255, 255, 0.2);
    width: clamp(44px, 8vw, 56px);
    height: clamp(44px, 8vw, 56px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--mhh-transition);
    backdrop-filter: blur(10px);
    font-size: 1.25rem;
}

.lightbox-prev {
    left: 1.5rem;
}

.lightbox-next {
    right: 1.5rem;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.lightbox-prev:active,
.lightbox-next:active {
    transform: translateY(-50%) scale(0.95);
}

body.no-scroll {
    overflow: hidden;
}

/* ============================================
   GALLERY EMPTY STATE
   ============================================ */
.gallery-empty {
    text-align: center;

    @media (max-width: 1024px) {
        .lightbox-content {
            width: min(96vw, 960px);
            height: min(85vh, 85vh);
            padding: clamp(0.75rem, 2vw, 1.5rem);
        }

        .lightbox-prev,
        .lightbox-next {
            width: clamp(40px, 7vw, 52px);
            height: clamp(40px, 7vw, 52px);
        }
    }

    @media (max-width: 768px) {
        .lightbox-content {
            width: 94vw;
            height: 82vh;
            border-radius: var(--mhh-radius-md);
            padding: clamp(0.75rem, 3vw, 1.25rem);
        }

        .lightbox-image {
            border-radius: var(--mhh-radius-md);
        }

        .lightbox-prev,
        .lightbox-next {
            top: auto;
            bottom: clamp(0.75rem, 3vw, 1.5rem);
            transform: translate(-50%, 0);
            background: rgba(15, 23, 42, 0.6);
            width: clamp(44px, 12vw, 56px);
            height: clamp(44px, 12vw, 56px);
        }

        .lightbox-prev {
            left: 35%;
        }

        .lightbox-next {
            left: 65%;
        }

        .lightbox-prev:hover,
        .lightbox-next:hover {
            transform: translate(-50%, 0) scale(1.05);
        }

        .lightbox-prev:active,
        .lightbox-next:active {
            transform: translate(-50%, 0) scale(0.95);
        }

        .lightbox-close {
            top: clamp(0.5rem, 4vw, 1rem);
            right: clamp(0.5rem, 4vw, 1rem);
            border-width: 1px;
        }
    }

    @media (max-width: 480px) {
        .lightbox-content {
            width: 100vw;
            height: 100vh;
            margin: 0;
            border-radius: 0;
            padding: 0;
            background: rgba(15, 23, 42, 0.88);
        }

        .lightbox-image {
            width: 100vw;
            height: 100vh;
            border-radius: 0;
        }

        .lightbox-prev,
        .lightbox-next {
            bottom: clamp(1.75rem, 10vw, 2.5rem);
            width: clamp(46px, 16vw, 56px);
            height: clamp(46px, 16vw, 56px);
            background: rgba(255, 255, 255, 0.2);
        }

        .lightbox-prev {
            left: 30%;
        }

        .lightbox-next {
            left: 70%;
        }

        .lightbox-close {
            background: rgba(0, 0, 0, 0.55);
            width: clamp(42px, 14vw, 52px);
            height: clamp(42px, 14vw, 52px);
            top: clamp(0.75rem, 5vw, 1.25rem);
            right: clamp(0.75rem, 5vw, 1.25rem);
        }
    }

    padding: 5rem 2rem;
    color: var(--mhh-gray-500);
    background: var(--mhh-white);
    border-radius: var(--mhh-radius-lg);
    margin: 2rem 0;
}

.gallery-empty i {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    opacity: 0.2;
    color: var(--mhh-teal-400);
}

.gallery-empty h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--mhh-gray-700);
    font-weight: 600;
}

.gallery-empty p {
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.gallery-preview {
    background: linear-gradient(135deg, var(--mhh-teal-50), var(--mhh-gray-50));
    border-radius: var(--mhh-radius-lg);
    padding: 2.5rem;
    margin-top: 2.5rem;
    border: 1px solid var(--mhh-gray-200);
}

.gallery-preview h4 {
    color: var(--mhh-gray-800);
    font-size: 1.375rem;
    margin-bottom: 2rem;
    font-weight: 600;
    text-align: center;
}

.gallery-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.gallery-category {
    background: var(--mhh-white);
    padding: 2rem;
    border-radius: var(--mhh-radius-md);
    border: 1px solid var(--mhh-gray-200);
    text-align: center;
    transition: var(--mhh-transition-slow);
    position: relative;
    overflow: hidden;
}

.gallery-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--mhh-teal-400), var(--mhh-salmon));
    transform: scaleX(0);
    transition: var(--mhh-transition-slow);
}

.gallery-category:hover::before {
    transform: scaleX(1);
}

.gallery-category:hover {
    transform: translateY(-6px);
    box-shadow: var(--mhh-shadow-xl);
    border-color: var(--mhh-teal-300);
}

.gallery-category i {
    font-size: 2.5rem;
    color: var(--mhh-teal-500);
    margin-bottom: 1rem;
    display: block;
    transition: var(--mhh-transition);
}

.gallery-category:hover i {
    transform: scale(1.1) rotate(5deg);
    color: var(--mhh-teal-600);
}

.gallery-category span {
    display: block;
    font-weight: 600;
    color: var(--mhh-gray-800);
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.gallery-category small {
    color: var(--mhh-gray-600);
    font-size: 0.9375rem;
    line-height: 1.6;
    display: block;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .gallery-images-row {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1.25rem;
    }
}

@media (max-width: 768px) {
    .gallery-container {
        padding: 2rem 1rem;
    }

    .gallery-header {
        margin-bottom: 2.5rem;
        padding: 1.5rem 0;
    }

    .gallery-main-title {
        font-size: 2.25rem;
    }

    .gallery-subtitle {
        font-size: 1rem;
    }

    .filter-buttons {
        gap: 0.5rem;
        padding: 0.375rem;
    }

    .filter-btn {
        padding: 0.5rem 1.25rem;
        font-size: 0.85rem;
    }

    .gallery-images-row {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
        grid-auto-rows: 15px;
    }

    .video-play-button {
        width: 56px;
        height: 56px;
        font-size: 1.25rem;
    }

    .gallery-navigation {
        margin-top: 2rem;
    }

    .nav-btn,
    .load-more-btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }

    .lightbox-prev,
    .lightbox-next {
        width: 48px;
        height: 48px;
        font-size: 1.125rem;
    }

    .lightbox-prev {
        left: 1rem;
    }

    .lightbox-next {
        right: 1rem;
    }

    .lightbox-close {
        top: -3rem;
        width: 44px;
        height: 44px;
    }

    .gallery-categories {
        grid-template-columns: 1fr;
    }

    .gallery-preview {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .gallery-container {
        padding: 1.5rem 0.75rem;
    }

    .gallery-header {
        margin-bottom: 2rem;
        padding: 1rem 0;
    }

    .gallery-header::before {
        width: 40px;
        height: 3px;
    }

    .gallery-title-main {
        font-size: 0.75rem;
        letter-spacing: 2px;
    }

    .gallery-main-title {
        font-size: 1.875rem;
    }

    .gallery-subtitle {
        font-size: 0.9375rem;
    }

    .filter-buttons {
        flex-direction: column;
        width: 100%;
        border-radius: var(--mhh-radius-md);
    }

    .filter-btn {
        width: 100%;
        padding: 0.625rem 1rem;
    }

    .gallery-images-row {
        grid-template-columns: 1fr;
        gap: 0.875rem;
        grid-auto-rows: 10px;
    }

    .video-play-button {
        width: 48px;
        height: 48px;
        font-size: 1.125rem;
        border-width: 2px;
    }

    .gallery-navigation {
        flex-direction: column;
        gap: 0.75rem;
        margin-top: 1.5rem;
    }

    .nav-btn,
    .load-more-btn {
        width: 100%;
        padding: 0.875rem 1.25rem;
        justify-content: center;
    }

    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .lightbox-prev {
        left: 0.5rem;
    }

    .lightbox-next {
        right: 0.5rem;
    }

    .lightbox-close {
        top: -2.5rem;
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }

    .gallery-empty {
        padding: 3rem 1.5rem;
    }

    .gallery-empty i {
        font-size: 3.5rem;
    }

    .gallery-empty h3 {
        font-size: 1.375rem;
    }

    .gallery-preview {
        padding: 1.5rem;
    }

    .gallery-preview h4 {
        font-size: 1.125rem;
    }

    .gallery-category {
        padding: 1.5rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.fade-in {
    animation: fadeIn 0.5s ease;
}

.slide-in-up {
    animation: fadeInUp 0.6s ease;
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.gallery-image-card::after,
.gallery-image-card::before {
    display: none;
}