/* CFS Brand Colors */
:root {
    --ocean: #152536;
    --tan: #CCC8C3;
    --copper: #CF6D46;
    --dark-copper: #AF5B3A;
    --dark-grey: #333333;
    --light-grey: #555555;
    --white: #FFFFFF;
    --black: #000000;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica', Arial, sans-serif;
    background-color: var(--tan);
    color: var(--ocean);
    line-height: 1.6;
}

/* Header */
header {
    background-color: var(--ocean);
    padding: 2rem 0;
    border-bottom: 3px solid var(--copper);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.logo {
    height: 60px;
    width: auto;
}

header h1 {
    color: var(--tan);
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Main Content */
main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

/* Gallery Grid */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    background-color: var(--white);
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(21, 37, 54, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(21, 37, 54, 0.2);
    border: 2px solid var(--copper);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

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

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(21, 37, 54, 0.95);
    backdrop-filter: blur(4px);
}

.lightbox.active {
    display: flex;
    justify-content: center;
    align-items: center;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    border: 3px solid var(--copper);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.close {
    position: absolute;
    top: 2rem;
    right: 3rem;
    color: var(--tan);
    font-size: 3rem;
    font-weight: 300;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 1001;
}

.close:hover {
    color: var(--copper);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    transform: translateY(-50%);
    pointer-events: none;
}

.nav-btn {
    pointer-events: all;
    background-color: var(--copper);
    color: var(--white);
    border: none;
    font-size: 3rem;
    padding: 0.5rem 1.25rem;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-weight: 300;
    line-height: 1;
}

.nav-btn:hover {
    background-color: var(--dark-copper);
    transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .logo {
        height: 50px;
    }

    header h1 {
        font-size: 2rem;
    }

    .gallery {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }

    .container {
        padding: 0 1rem;
    }

    .close {
        top: 1rem;
        right: 1.5rem;
        font-size: 2.5rem;
    }

    .nav-btn {
        font-size: 2rem;
        padding: 0.5rem 1rem;
    }

    .lightbox-nav {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .gallery {
        grid-template-columns: 1fr;
    }

    .logo {
        height: 40px;
    }

    header h1 {
        font-size: 1.75rem;
    }
}