/* ============================================
   CANNON HISTORY SITE - STYLES
   Unique color palette: Metallic grays, dark steel, bronze accents
   ============================================ */

:root {
    --primary-dark: #1a1a1a;
    --primary-steel: #2d2d2d;
    --accent-bronze: #8b6f47;
    --accent-copper: #b87333;
    --accent-fire: #c94a1f;
    --text-light: #e8e8e8;
    --text-gray: #a0a0a0;
    --border-metal: #4a4a4a;
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    --gradient-bronze: linear-gradient(135deg, #8b6f47 0%, #b87333 100%);
}

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

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    background: var(--primary-dark);
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
}

/* ============================================
   MOBILE NAVIGATION MENU
   ============================================ */

.mobile-menu-button {
    position: fixed;
    top: 15px;
    right: 15px;
    z-index: 1000;
    background: var(--accent-bronze);
    border: 2px solid var(--accent-copper);
    border-radius: 5px;
    width: 45px;
    height: 45px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.mobile-menu-button:hover {
    background: var(--accent-copper);
    transform: scale(1.05);
}

.mobile-menu-button span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-light);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-button.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-button.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-button.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--gradient-dark);
    border-left: 3px solid var(--accent-bronze);
    z-index: 999;
    transition: right 0.3s ease;
    overflow-y: auto;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.7);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-header {
    padding: 20px;
    border-bottom: 2px solid var(--border-metal);
    background: var(--primary-steel);
}

.mobile-menu-header h2 {
    color: var(--accent-bronze);
    font-size: 1.5rem;
    text-align: center;
}

.mobile-menu-nav {
    padding: 20px 0;
}

.mobile-menu-nav a {
    display: block;
    padding: 15px 25px;
    color: var(--text-light);
    text-decoration: none;
    border-bottom: 1px solid var(--border-metal);
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.mobile-menu-nav a:hover,
.mobile-menu-nav a.active {
    background: var(--accent-bronze);
    color: var(--text-light);
    padding-left: 35px;
}

/* Desktop Navigation - Hidden on mobile */
.desktop-nav {
    display: none;
}

/* ============================================
   HEADER
   ============================================ */

header {
    background: var(--gradient-dark);
    padding: 20px 0;
    border-bottom: 3px solid var(--accent-bronze);
    text-align: center;
    position: relative;
}

header h1 {
    font-size: 2.5rem;
    color: var(--accent-bronze);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

header p {
    color: var(--text-gray);
    font-size: 1.1rem;
    font-style: italic;
}

/* ============================================
   MAIN CONTENT
   ============================================ */

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
}

.content-section {
    background: var(--primary-steel);
    border: 2px solid var(--border-metal);
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.content-section h2 {
    color: var(--accent-bronze);
    font-size: 2rem;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--accent-bronze);
    padding-bottom: 10px;
}

.content-section p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 15px;
    text-align: justify;
}

/* ============================================
   IMAGE GALLERY
   ============================================ */

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.image-item {
    position: relative;
    border: 3px solid var(--accent-bronze);
    border-radius: 8px;
    overflow: hidden;
    background: var(--primary-dark);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.image-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(139, 111, 71, 0.5);
}

.image-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.image-item .image-caption {
    padding: 15px;
    background: var(--primary-steel);
    color: var(--text-light);
    text-align: center;
    font-size: 0.95rem;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    background: var(--gradient-dark);
    border-top: 3px solid var(--accent-bronze);
    padding: 30px 20px;
    text-align: center;
    margin-top: 50px;
}

footer p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

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

@media (min-width: 768px) {
    .mobile-menu-button {
        display: none;
    }

    .mobile-menu {
        display: none;
    }

    .mobile-menu-overlay {
        display: none;
    }

    .desktop-nav {
        display: block;
        background: var(--primary-steel);
        padding: 15px 0;
        border-bottom: 2px solid var(--border-metal);
    }

    .desktop-nav nav {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 10px;
        padding: 0 20px;
    }

    .desktop-nav nav a {
        color: var(--text-light);
        text-decoration: none;
        padding: 10px 20px;
        border: 2px solid transparent;
        border-radius: 5px;
        transition: all 0.3s ease;
        font-size: 1rem;
    }

    .desktop-nav nav a:hover,
    .desktop-nav nav a.active {
        background: var(--accent-bronze);
        border-color: var(--accent-copper);
        color: var(--text-light);
    }

    header h1 {
        font-size: 3.5rem;
    }

    .content-section {
        padding: 40px;
    }

    .image-gallery {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }
}

@media (min-width: 1024px) {
    .image-gallery {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-section {
    animation: fadeIn 0.6s ease-out;
}

.image-item {
    animation: fadeIn 0.6s ease-out;
}