/* SCREEN READER ONLY  */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ===== GALLERY SEARCH ===== */
.gallery-search {
    max-width: 600px;
    margin: 0 auto 2rem;
    padding: 0 1rem;
}

.search-input {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: 30px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background-color: rgb(167, 162, 162);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.search-input::placeholder {
    color: var(--text-light);
}

/* IMAGE MODAL/LIGHTBOX  */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-modal.active {
    display: block;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 60px 20px 20px;
}

.modal-image {
    max-width: 90%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: modalZoomIn 0.3s ease;
}

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

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

.modal-caption {
    color: white;
    margin-top: 20px;
    padding: 15px 30px;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 25px;
    max-width: 80%;
    text-align: center;
    font-size: 0.95rem;
    line-height: 1.5;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 30px;
    background: none;
    border: none;
    color: white;
    font-size: 3rem;
    cursor: pointer;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 10001;
}

.modal-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: rotate(90deg);
}

.modal-prev,
.modal-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 3rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.modal-prev {
    left: 30px;
}

.modal-next {
    right: 30px;
}

.modal-prev:hover,
.modal-next:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-50%) scale(1.1);
}

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

/* ENHANCED ANIMATIONS  */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

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

@keyframes slideInUpBounce {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }

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

/* IMPROVED GALLERY ITEM STATES  */
.gallery-item.animated,
.personal-gallery-item.visible {
    animation: slideInUpBounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/*  LOADING STATES  */
.gallery-item img.loaded,
.personal-gallery-item img.loaded {
    animation: fadeInScale 0.5s ease;
}

/* FOCUS STYLES (ACCESSIBILITY) */
.filter-btn:focus,
.search-input:focus,
.modal-close:focus,
.modal-prev:focus,
.modal-next:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

.filter-btn:focus:not(:focus-visible),
.modal-close:focus:not(:focus-visible),
.modal-prev:focus:not(:focus-visible),
.modal-next:focus:not(:focus-visible) {
    outline: none;
}

/* RESPONSIVE MODAL STYLES */
@media (max-width: 768px) {
    .modal-content {
        padding: 80px 15px 15px;
    }

    .modal-image {
        max-width: 95%;
        max-height: 70vh;
    }

    .modal-close {
        top: 15px;
        right: 15px;
        font-size: 2.5rem;
        width: 45px;
        height: 45px;
    }

    .modal-prev,
    .modal-next {
        width: 50px;
        height: 50px;
        font-size: 2.5rem;
    }

    .modal-prev {
        left: 15px;
    }

    .modal-next {
        right: 15px;
    }

    .modal-caption {
        font-size: 0.85rem;
        padding: 10px 20px;
        max-width: 90%;
    }
}

@media (max-width: 480px) {

    .modal-prev,
    .modal-next {
        width: 40px;
        height: 40px;
        font-size: 2rem;
    }

    .modal-prev {
        left: 10px;
    }

    .modal-next {
        right: 10px;
    }

    .modal-close {
        width: 40px;
        height: 40px;
        font-size: 2rem;
        top: 10px;
        right: 10px;
    }

    .modal-caption {
        font-size: 0.8rem;
        padding: 8px 15px;
    }

    .search-input {
        padding: 12px 18px;
        font-size: 0.95rem;
    }
}

/*  IMPROVED HOVER EFFECTS  */
.gallery-item:hover {
    transform: translateY(-12px) scale(1.02);
}

.personal-gallery-item:hover {
    transform: translateY(-12px) scale(1.02);
}

/*  SMOOTH TRANSITIONS  */
.gallery-item,
.personal-gallery-item {
    will-change: transform, opacity;
}

/*  PRINT STYLES  */
@media print {

    .image-modal,
    .gallery-filters,
    .gallery-search,
    .navbar {
        display: none !important;
    }

    .gallery-item,
    .personal-gallery-item {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}

/*  REDUCED MOTION SUPPORT (ACCESSIBILITY)  */
@media (prefers-reduced-motion: reduce) {

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

    .modal-image {
        animation: none;
    }

    .gallery-item,
    .personal-gallery-item {
        transition: opacity 0.3s ease;
    }
}

/* HIGH CONTRAST MODE SUPPORT  */
@media (prefers-contrast: high) {
    .filter-btn {
        border-width: 3px;
    }

    .filter-btn.active {
        outline: 3px solid currentColor;
        outline-offset: 2px;
    }

    .search-input:focus {
        border-width: 3px;
    }
}

/*  DARK MODE SUPPORT  */
@media (prefers-color-scheme: dark) {
    .search-input {
        background-color: #1e293b;
        color: #f1f5f9;
        border-color: #475569;
    }

    .search-input::placeholder {
        color: #94a3b8;
    }

    .search-input:focus {
        border-color: var(--primary-color);
        background-color: #0f172a;
    }
}