/* ============================================
   WindFire Designs - Gallery System CSS
   Black/White Minimal Aesthetic
   Isolated from main site styles
   ============================================ */

/* ============================================
   RESET & BASE
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f8f8;
    --text-primary: #000000;
    --text-secondary: #666666;
    --border-color: #e0e0e0;
    --hover-bg: #f0f0f0;
    --lightbox-bg: rgba(0, 0, 0, 0.95);
    --transition-speed: 0.3s;
}

body {
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica",
        "Arial", sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   HEADER
   ============================================ */
.gallery-header {
    position: sticky;
    top: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 2rem 2rem;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.header-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo-link {
    text-decoration: none;
    color: var(--text-primary);
    transition: opacity var(--transition-speed);
}

.logo-link:hover {
    opacity: 0.7;
}

.logo {
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 4px 0 4px 50px;
    background-image: url("/images/WindFire-Designs-logo-2015.png");
    background-size: 40px auto;
    background-position: left center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    min-height: 40px;
}

#gallery-title {
    font-size: 1.75rem;
    font-weight: 300;
    letter-spacing: -0.02em;
    flex-grow: 1;
}

/* ============================================
   GALLERY GRID
   ============================================ */
.gallery-container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* ============================================
   ABOVE GALLERY TEXT
   ============================================ */
.above-gallery-text {
    max-width: 900px;
    margin: 0 auto 3rem;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.7;
}

.above-gallery-text p {
    margin-bottom: 1.5rem;
}

.above-gallery-text p:last-child {
    margin-bottom: 0;
}

/* Expandable text fade effect */
.above-gallery-text.text-collapsed::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--bg-primary));
    pointer-events: none;
}

.read-more-container {
    text-align: center;
    margin-top: 1rem;
    margin-bottom: 2rem;
}

.read-more-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    border-radius: 4px;
    transition: all 0.2s ease;
    color: var(--text-primary);
    font-family: inherit;
}

.read-more-btn:hover {
    background: var(--hover-bg);
    transform: translateY(-1px);
}

.read-more-btn:active {
    transform: translateY(0);
}

.gallery-grid {
    columns: 3 300px;
    column-gap: 1.5rem;
    margin-bottom: 3rem;
}

/* ============================================
   GALLERY ITEMS
   ============================================ */
.gallery-item {
    position: relative;
    cursor: pointer;
    overflow: hidden;
    background: var(--bg-secondary);
    border-radius: 4px;
    transition:
        transform var(--transition-speed),
        box-shadow var(--transition-speed);
    break-inside: avoid;
    margin-bottom: 1.5rem;
    display: block;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-speed);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 2rem 1rem 1rem;
    opacity: 0;
    transition: opacity var(--transition-speed);
    pointer-events: none;
}

.gallery-item:hover .gallery-item-caption {
    opacity: 1;
}

.gallery-item-caption p {
    font-size: 0.9rem;
    line-height: 1.4;
}

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--lightbox-bg);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#lightbox-image {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    user-select: none;
    -webkit-user-drag: none;
}

.lightbox-caption {
    color: white;
    text-align: center;
    margin-top: 1.5rem;
    padding: 0 2rem;
    font-size: 1rem;
    max-width: 800px;
    line-height: 1.6;
}

.lightbox-counter {
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

/* ============================================
   LIGHTBOX CONTROLS
   ============================================ */
.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 2rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        background var(--transition-speed),
        transform var(--transition-speed);
    z-index: 1001;
}

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

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 2.5rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        background var(--transition-speed),
        transform var(--transition-speed);
    z-index: 1001;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
    left: 2rem;
}

.lightbox-prev:hover {
    transform: translateY(-50%) translateX(-4px);
}

.lightbox-next {
    right: 2rem;
}

.lightbox-next:hover {
    transform: translateY(-50%) translateX(4px);
}

.lightbox-nav span {
    display: block;
}

/* ============================================
   LOADING STATE
   ============================================ */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: opacity var(--transition-speed);
}

.loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-color);
    border-top-color: var(--text-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading p {
    margin-top: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   ERROR STATE
   ============================================ */
.error-message {
    text-align: center;
    padding: 4rem 2rem;
    max-width: 600px;
    margin: 4rem auto;
}

.error-message h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.error-message p {
    color: var(--text-secondary);
    line-height: 1.6;
}

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

/* Tablets */
@media (max-width: 1024px) {
    .gallery-header {
        padding: 1.25rem 1.5rem;
    }

    .header-content {
        gap: 1.5rem;
    }

    #gallery-title {
        font-size: 1.5rem;
    }

    .gallery-container {
        padding: 2rem 1.5rem;
    }

    .above-gallery-text {
        font-size: 0.95rem;
        margin-bottom: 2.5rem;
    }

    .read-more-btn {
        font-size: 0.875rem;
        padding: 0.45rem 1.25rem;
    }

    .gallery-grid {
        columns: 2 250px;
        column-gap: 1.25rem;
    }

    .lightbox-nav {
        width: 48px;
        height: 48px;
        font-size: 2rem;
    }

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

/* Mobile */
@media (max-width: 768px) {
    .gallery-header {
        padding: 1rem 1rem;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .logo {
        font-size: 0.8rem;
        padding: 6px 0 6px 40px;
        background-size: 32px auto;
    }

    #gallery-title {
        font-size: 1.25rem;
    }

    .gallery-container {
        padding: 1.5rem 1rem;
    }

    .above-gallery-text {
        font-size: 0.9rem;
        line-height: 1.6;
        margin-bottom: 2rem;
    }

    .above-gallery-text p {
        margin-bottom: 1.25rem;
    }

    .read-more-btn {
        font-size: 0.85rem;
        padding: 0.4rem 1rem;
    }

    .gallery-grid {
        columns: 2 150px;
        column-gap: 1rem;
    }

    .gallery-item {
        margin-bottom: 1rem;
    }

    .gallery-item-caption {
        padding: 1.5rem 0.75rem 0.75rem;
        font-size: 0.85rem;
    }

    #lightbox-image {
        max-height: 80vh;
    }

    .lightbox-close {
        top: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 1.75rem;
    }

    .lightbox-prev {
        left: 1rem;
    }

    .lightbox-next {
        right: 1rem;
    }

    .lightbox-caption {
        font-size: 0.9rem;
        margin-top: 1rem;
        padding: 0 1rem;
    }

    .lightbox-counter {
        font-size: 0.8rem;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .above-gallery-text {
        font-size: 0.875rem;
        margin-bottom: 1.5rem;
    }

    .above-gallery-text p {
        margin-bottom: 1rem;
    }

    .read-more-container {
        margin-top: 0.75rem;
        margin-bottom: 1.5rem;
    }

    .read-more-btn {
        font-size: 0.8rem;
        padding: 0.375rem 1rem;
    }

    .gallery-grid {
        columns: 1;
        column-gap: 0.75rem;
    }

    .gallery-item {
        margin-bottom: 0.75rem;
    }

    .logo {
        font-size: 0.75rem;
        padding: 4px 0 4px 35px;
        background-size: 28px auto;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.lightbox-close:focus,
.lightbox-nav:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .gallery-header,
    .lightbox,
    .loading {
        display: none;
    }

    .gallery-grid {
        display: block;
    }

    .gallery-item {
        page-break-inside: avoid;
        margin-bottom: 1rem;
    }
}