:root {
    --accent-color: #b0754c; /* Default to Bronze */
    --accent-glow: rgba(176, 117, 76, 0.3);
    --helmet-glow: rgba(176, 117, 76, 0.6); /* Default Bronze Glow */
    --bg-color: #ffffff;
    --bg-svg: none;
    --bg-svg-size: auto;
    --bg-image: none;
    --text-color: #333333;
    --heading-color: #111111;
    --subheading-color: #555555;
    --box-bg: #ffffff;
    --box-border: #cccccc;
    --box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    --box-blur: none;
    --gradient-stop-1: #18453B; /* Default MSU Green */
    --gradient-stop-2: #b0754c; /* Default Metallic Bronze */
    --gradient-stop-3: #b0754c;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    background-image: var(--bg-svg), var(--bg-image);
    background-size: var(--bg-svg-size), cover;
    background-repeat: repeat, no-repeat;
    background-attachment: scroll, fixed; /* Fixes gradient so it stretches perfectly across viewport */
    animation: slideBackground linear infinite;
    color: var(--text-color);
    line-height: 1.6;
    padding: 40px 20px 100px 20px; /* Increased bottom padding for breathability */
    transition: background-color 0.4s ease, color 0.4s ease, background-image 0.4s ease;
}

@keyframes slideBackground {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 100% 0; /* Move exactly one tile width */
    }
}

/* Main Container to center everything */
.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
    gap: 30px; /* Space between the boxes */
}

/* Schedule Banner Styling */
.schedule-banner {
    background-color: var(--box-bg);
    color: var(--text-color);
    width: 100%;
    padding: 15px 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--box-border);
    z-index: 1;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    backdrop-filter: var(--box-blur);
    -webkit-backdrop-filter: var(--box-blur);
    transition: background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease, color 0.4s ease;
}


/* Dropdown Container */
.dropdown {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

/* Dropdown Button */
.dropbtn {
    background-color: var(--accent-color);
    color: #fff;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    border: none;
    box-shadow: 0 4px 12px var(--accent-glow);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
}

.dropbtn:hover {
    filter: brightness(1.25);
}

.dropbtn .arrow {
    transition: transform 0.3s ease;
    display: inline-block;
}

.dropdown.active .arrow {
    transform: rotate(180deg);
}

/* Dropdown Content (Hidden by Default) */
.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    background-color: #fff;
    min-width: 160px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
    z-index: 1;
    border-radius: 5px;
    margin-top: 5px;
    overflow: hidden;
    border: 1px solid #ddd;
}

.dropdown.active .dropdown-content {
    display: block;
}

/* Links/Buttons inside the dropdown */
.dropdown-content button {
    color: #333;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    width: 100%;
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.2s;
    font-family: inherit;
}

.dropdown-content button:hover {
    background-color: #f1f1f1;
}

.dropdown-content button.active {
    background-color: var(--accent-color);
    color: #fff;
    font-weight: 700;
}

/* The Box Styling (Option B: Solid white boxes) */
.box {
    background-color: var(--box-bg);
    width: 100%;
    padding: 40px;
    border-radius: 8px; /* Slightly rounded corners */
    box-shadow: var(--box-shadow);
    border: 1px solid var(--box-border);
    position: relative; /* Ensure boxes sit above the background */
    z-index: 1;
    backdrop-filter: var(--box-blur);
    -webkit-backdrop-filter: var(--box-blur);
    transition: background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* Typography inside boxes */
h1 {
    font-size: 3rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 5px;
    color: var(--heading-color);
}

h1.title-with-logos {
    font-size: 5.5rem;
    margin-bottom: 0;
    letter-spacing: 3px;
}

/* Metallic Multi-Tone Branding */
h1.title-with-logos span {
    background: linear-gradient(135deg, var(--gradient-stop-1) 0%, var(--gradient-stop-2) 50%, var(--gradient-stop-3) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px var(--accent-glow));
    transition: filter 0.4s ease, background 0.4s ease;
}

.title-with-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: nowrap;
}

.title-logo {
    height: 5.5rem;
    width: auto;
    filter: drop-shadow(0 0 10px var(--helmet-glow));
    transition: filter 0.4s ease;
}

h2 {
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--subheading-color);
}

h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
    color: var(--heading-color);
    border-bottom: none;
    transition: color 0.4s ease;
}

h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--gradient-stop-1) 0%, var(--gradient-stop-2) 50%, var(--gradient-stop-3) 100%);
    border-radius: 2px;
    transition: background 0.4s ease;
}

p {
    margin-bottom: 15px;
}

p:last-child {
    margin-bottom: 0;
}

/* Specific Box Styling */
.header-box {
    text-align: center;
    padding: 60px 40px;
    width: fit-content;
    min-width: 320px;
    max-width: 90%;
    margin: 0 auto;
}

.header-box:has(.title-with-logos) {
    padding: 52px 40px;
    width: 100%; /* Keep homepage header full-width */
    max-width: 100%;
}

/* Board Section Styling */
.board-photo-container {
    width: 100%;
    margin-bottom: 30px;
}

.board-photo {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
    border: 1px solid #ddd;
}

.board-members-list {
    display: flex;
    flex-direction: column;
    gap: 45px; /* 45px total spacing between members */
}

.member {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 25px;
    align-items: stretch; /* Stretch children to fill the row height */
    padding-bottom: 0;
    margin-bottom: 0;
}

.member:last-child {
    margin-bottom: 0;
}

.member-headshot {
    width: 100%;
    height: 100%; /* Stretch to fill the grid cell height */
    object-fit: cover;
    border-radius: 4px;
    border: 2px solid #ddd;
    flex-shrink: 0;
}

.member-details {
    flex-grow: 1;
}

.member-details h4 {
    font-size: 1.4rem;
    color: var(--heading-color);
    margin-bottom: 2px;
}

.member-details .position {
    display: block;
    font-weight: 600;
    color: var(--subheading-color);
    font-size: 0.95rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Countdown Box Specific Styles */
.countdown-box {
    text-align: center;
    max-width: 500px; /* Make the box narrower */
    margin: 0 auto; /* Center the narrower box */
}

.countdown-box #countdown {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin: 20px 0;
    letter-spacing: 1.5px;
}

.countdown-tagline {
    font-size: 1.1rem;
    color: var(--subheading-color);
    margin-top: 15px;
    line-height: 1.5;
}

.member-details .bio {
    margin-bottom: 10px;
}

.link {
    display: inline-block;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: bold;
    border-bottom: 2px solid var(--accent-color);
    transition: color 0.2s, border-color 0.2s, text-shadow 0.2s;
}

.link:hover {
    color: var(--heading-color);
    border-color: var(--heading-color);
    text-shadow: 0 0 8px var(--accent-glow);
}

/* Quick Links Box Styling */
.quick-links-box {
    padding: 20px 40px; /* Shorter padding */
}

.quick-links-container {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.quick-link {
    flex: 1;
    min-width: 200px;
    padding: 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    background-color: var(--box-bg);
    backdrop-filter: var(--box-blur);
    -webkit-backdrop-filter: var(--box-blur);
}

.quick-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px var(--accent-glow);
    border-color: var(--accent-color);
    background-color: var(--box-bg);
}

.quick-link h4 {
    margin-bottom: 8px;
    font-size: 1.2rem;
    color: var(--heading-color);
}

.quick-link p {
    font-size: 0.9rem;
    color: var(--subheading-color);
    margin-bottom: 0;
}

/* Contact Section Styling */
.contact-box {
    text-align: center;
}

.email-container a {
    color: var(--accent-color);
    font-size: 1.2rem;
    text-decoration: none;
    border-bottom: 1px solid var(--accent-color);
    transition: color 0.2s, border-color 0.2s, text-shadow 0.2s;
}

.email-container a:hover {
    color: #111;
    border-color: #111;
    text-shadow: 0 0 8px var(--accent-glow);
}

.divider {
    border: 0;
    height: 1px;
    background-color: #eee;
    margin: 25px 0; /* Default safe spacing */
}

.board-box .divider {
    margin: -22.5px 0; /* Perfectly centered within 45px gap specifically for board list */
}

.affiliation {
    font-size: 0.9rem;
    color: #666;
}

.imat-link {
    color: var(--accent-color);
    text-decoration: none;
    border-bottom: 2px solid var(--accent-color);
    transition: color 0.2s, border-color 0.2s, text-shadow 0.2s;
}

.imat-link:hover {
    color: var(--heading-color);
    border-color: var(--heading-color);
    text-shadow: 0 0 8px var(--accent-glow);
}

/* 3D Crystal Explorer Styles */
.explorer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-top: 15px;
}

.explorer-controls {
    display: flex;
    gap: 12px;
}

.explorer-btn {
    padding: 10px 20px;
    border: 2px solid var(--accent-color);
    background-color: var(--box-bg);
    backdrop-filter: var(--box-blur);
    -webkit-backdrop-filter: var(--box-blur);
    color: var(--accent-color);
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.explorer-btn:hover {
    box-shadow: 0 0 12px var(--accent-glow);
    background-color: var(--accent-glow);
    color: var(--heading-color);
}

.explorer-btn.active {
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 12px var(--accent-glow);
}

#crystal-canvas {
    background-color: #fafafa;
    border: 1px solid #ddd;
    border-radius: 8px;
    cursor: grab;
    max-width: 100%;
}

#recent-post-section {
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

#recent-post-section.visible {
    opacity: 1;
}

/* ==========================================
   MOBILE RESPONSIVE OVERRIDES (iPhone/Small Windows)
   ========================================== */
@media (max-width: 650px) {
    body {
        padding: 15px 10px 80px 10px; /* Slimmer margins */
    }

    .container {
        gap: 20px;
    }

    /* 1. Universal Box Compression */
    .box {
        padding: 25px 18px; /* More room for text content */
    }

    /* 2. One-Line Branding Header */
    h1.title-with-logos {
        font-size: 2.1rem !important; /* Forces one-line fit on iPhone 13/14/15 */
        gap: 10px !important;
        letter-spacing: 1px;
    }
    .title-logo {
        height: 2.2rem !important;
    }

    /* 3. Fluid Subpage Headers */
    .header-box {
        width: 95% !important;
        padding: 25px 15px !important;
    }

    h1 { font-size: 1.8rem; }
    h2 { font-size: 1rem; }
    h3 { font-size: 1.5rem; }

    /* 4. Better Button Tapping Experience */
    .quick-links-container {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }
    .quick-link {
        width: 100%;
        padding: 15px;
    }

    /* 5. Unit Cell Explorer Optimization */
    .explorer-controls {
        gap: 6px;
        justify-content: center;
    }
    .explorer-btn {
        padding: 8px 10px;
        font-size: 0.75rem;
    }
    #crystal-canvas {
        height: 250px; /* Slimmer for mobile viewports */
    }

    /* 6. Board Member Mobile Styling */
    .member {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 15px;
    }
    .member-headshot {
        width: 160px;
        height: 160px;
        aspect-ratio: 1/1;
    }

    /* 7. Prevent Countdown Wrapping */
    .countdown-box #countdown {
        font-size: 1.5rem;
        letter-spacing: 0.5px;
    }
}