:root {
    /* DEFAULT: Light Theme */
    --bg-color: #F9FAFB; 
    --panel-bg: rgba(255, 255, 255, 0.95); 
    --panel-border: rgba(0, 0, 0, 0.08); 
    --text-main: #111827; 
    --text-muted: #6B7280; 
    --accent-color: #FFDD00; 
    --accent-text: #000000;
    --accent-glow: rgba(255, 221, 0, 0.4);
    
    /* Element Specifics */
    --card-bg: #ffffff;
    --years-ago-bg: #F3F4F6;
    --btn-bg: #ffffff;
    --cal-rings: #111827;
    --read-more: #111827;
    --shadow-base: rgba(0, 0, 0, 0.05);
    --shadow-hover: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
    --bg-color: #0b0f19;
    --panel-bg: rgba(255, 255, 255, 0.03);
    --panel-border: rgba(255, 255, 255, 0.08);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent-color: #38bdf8; 
    --accent-text: #ffffff;
    --accent-glow: rgba(56, 189, 248, 0.15);
    
    --card-bg: transparent; 
    --years-ago-bg: rgba(255, 255, 255, 0.1);
    --btn-bg: transparent;
    --cal-rings: #1e293b;
    --read-more: #38bdf8;
    --shadow-base: rgba(0, 0, 0, 0.5);
    --shadow-hover: var(--accent-glow);
}

html {
    transition: background-color 0.4s ease, color 0.4s ease;
}

html, body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    position: relative;
    overflow-x: hidden !important;
    max-width: 100vw !important;
}

*, *::before, *::after {
    box-sizing: inherit;
}

.hidden { display: none !important; }

.dashboard {
    width: 100%;
    max-width: 1200px;
    display: flex;
    flex-direction: column;
    gap: 40px;
    padding: 40px 20px;
}

.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--panel-border);
    border-radius: 20px;
    box-shadow: 0 10px 30px -10px var(--shadow-base); 
    transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.hero-section {
    display: flex;
    align-items: center;
    justify-content: flex-start; 
    padding: 40px 60px;
    gap: 50px; 
    flex-wrap: nowrap; 
}

.time-wrapper {
    display: flex;
    align-items: center;
    gap: 25px;
    flex-shrink: 0; 
}

.calendar-icon {
    width: 100px;
    position: relative;
    text-align: center;
    flex-shrink: 0;
    margin-top: 8px; 
}

.calendar-icon::before,
.calendar-icon::after {
    content: '';
    position: absolute;
    top: -8px;
    width: 14px;
    height: 26px;
    background: var(--cal-rings);
    border-radius: 8px;
    border: 2px solid #E5E7EB;
    z-index: 10;
    transition: background 0.4s ease;
}
.calendar-icon::before { left: 18px; }
.calendar-icon::after { right: 18px; }

.cal-month {
    background: #ef4444; 
    color: #ffffff;
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 12px 0 6px;
    border-radius: 10px 10px 0 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.cal-day {
    background: #ffffff;
    color: #0f172a;
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    padding: 10px 0 15px;
    border-radius: 0 0 10px 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    letter-spacing: -2px;
}

.date-nav-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 2px;
}

.date-nav-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border-radius: 50%;
}

.date-nav-btn:hover {
    color: var(--accent-text);
    background: var(--accent-color);
    transform: scale(1.1);
}

.time-details h1 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--text-main);
    line-height: 1.2;
    margin: 0;
    transition: color 0.4s ease;
}

.time-details p {
    font-size: 1.3rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 2px;
    margin-top: 5px;
    font-variant-numeric: tabular-nums;
    transition: color 0.4s ease;
}

.header-divider {
    display: block; 
    width: 2px;
    height: 110px; 
    background: var(--panel-border);
    flex-shrink: 0;
    transition: background 0.4s ease;
}

.title-container {
    flex: 1; 
    min-width: 0; 
    padding: 0; 
    margin-bottom: 0;
}

.title-container h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 8px;
    margin-top: 0;
}

.title-container p {
    color: var(--text-muted);
    font-size: 1rem;
    margin: 0;
    transition: color 0.4s ease;
}

.theme-toggle-btn {
    margin-left: auto;
    background: var(--btn-bg);
    border: 2px solid var(--panel-border);
    color: var(--text-muted);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.theme-toggle-btn:hover {
    color: var(--accent-text);
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: rotate(15deg) scale(1.1);
    box-shadow: 0 5px 15px var(--accent-glow);
}

.category-filters, .actions-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
    width: 100%;
}

.category-filters { gap: 10px; }

.cat-btn {
    background: transparent;
    border: 1px solid var(--panel-border);
    color: var(--text-muted);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cat-btn:hover {
    color: var(--text-main);
    border-color: var(--text-main);
}

.cat-btn.active {
    background: var(--text-main);
    color: var(--bg-color);
    border-color: var(--text-main);
    box-shadow: 0 4px 10px var(--shadow-base);
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 0.95rem;
    border-radius: 30px;
    transition: all 0.3s ease;
    background: var(--btn-bg);
    border: 2px solid var(--panel-border);
    color: var(--text-main);
    font-weight: 600;
}

.action-btn:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--accent-text);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--accent-glow);
}

.action-btn svg { transition: transform 0.4s ease; }
.action-btn:not(#theme-toggle):hover svg { transform: rotate(180deg); }

#share-btn {
    background: #FFDD00 !important;
    color: #000000 !important;
    border-color: #FFDD00 !important;
    font-weight: 700;
}
#share-btn svg { stroke: #000000 !important; }
#share-btn:hover {
    background: #FFC000 !important;
    border-color: #FFC000 !important;
}

.bmac-btn {
    background: #FFDD00 !important;
    color: #000000 !important;
    border-color: #FFDD00 !important;
    font-weight: 700;
    text-decoration: none !important;
    border-bottom: none !important;
    outline: none !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05) !important;
}
.bmac-btn:hover {
    background: #FFC000 !important; 
    border-color: #FFC000 !important;
    box-shadow: 0 5px 15px rgba(255, 221, 0, 0.4) !important;
    color: #000000 !important;
}

.slider-wrapper {
    width: 100%;
    position: relative;
}

.slider-container {
    display: flex;
    align-items: center;
    gap: 20px;
    width: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}
.slider-container:not(.hidden) { opacity: 1; }

.slider-viewport {
    flex: 1;
    overflow: hidden;
    padding: 20px 0;
}

.events-track {
    display: flex;
    gap: 30px;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.3s ease;
}

.event-card {
    flex: 0 0 calc(50% - 15px);
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: var(--card-bg); 
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.4s ease;
    will-change: transform, box-shadow;
    background-clip: padding-box;
    white-space: normal;
    word-wrap: break-word;
}

.event-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px -12px var(--shadow-hover); 
}

.event-year, .event-year span {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    will-change: transform;
}

.event-header {
    display: flex;
    align-items: center;
    flex-wrap: wrap; 
    gap: 12px;
    margin-bottom: 5px;
}

.event-image {
    width: 100%;
    height: 180px;
    object-fit: cover; 
    border-radius: 12px;
    margin: 5px 0 10px 0;
    border: 1px solid var(--panel-border);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.event-card:hover .event-image {
    transform: scale(1.02);
}

.event-year {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1;
    transition: color 0.4s ease;
}

.years-ago {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--years-ago-bg);
    padding: 4px 12px;
    border-radius: 20px;
    white-space: nowrap !important; 
    margin-left: 0 !important;
    transition: background 0.4s ease, color 0.4s ease;
}

.event-text {
    font-size: 1.05rem;
    color: var(--text-muted); 
    line-height: 1.7;
    overflow-wrap: anywhere;
    transition: color 0.4s ease;
}

html:not([data-theme="dark"]) .event-text { color: #374151; }

.read-more-link {
    margin-top: auto;
    padding-top: 15px;
    color: var(--read-more);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}

.read-more-link:hover {
    color: var(--text-main);
    gap: 8px;
}

/* Navigation Slider Buttons */
.slider-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: var(--btn-bg);
    border: 2px solid var(--panel-border);
    color: var(--text-main);
    transition: all 0.3s ease;
    z-index: 10;
}

.slider-btn:hover:not(:disabled) {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--accent-text);
    transform: scale(1.1);
    box-shadow: 0 5px 15px var(--accent-glow);
}

.slider-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.loading-spinner {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 40px;
    font-weight: 600;
}

.site-footer {
    width: 100%;
    margin-top: 10px; 
    text-align: center;
}

.footer-content {
    padding-top: 30px;
    border-top: 1px solid var(--panel-border);
    transition: border-color 0.4s ease;
}

.footer-tip-jar {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}
.footer-tip-jar .bmac-btn { font-size: 0.85rem; padding: 8px 18px; }

.site-footer p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 5px 0;
    transition: color 0.4s ease;
}

.site-footer .disclaimer {
    font-size: 0.8rem; 
    margin-top: 10px;
    opacity: 0.8;
}

/* Footer Link Resets */
.site-footer a {
    color: var(--text-main);
    text-decoration: none !important;
    border-bottom: none !important;
    outline: none !important;
    font-weight: 600;
    transition: opacity 0.2s ease;
}

.site-footer a:hover {
    opacity: 0.7;
}

@media (max-width: 900px) {
    .event-card { flex: 0 0 100% !important; } 
}

@media (max-width: 768px) {
    .dashboard { padding: 15px 10px !important; width: 100% !important; }
    
    .hero-section { 
        position: relative !important; 
        padding: 20px 15px !important; 
        flex-direction: column !important; 
        gap: 20px !important; 
        text-align: left !important; 
    }
    
    .header-divider { display: none !important; } 
    
    .theme-toggle-btn {
        position: absolute !important;
        top: 20px !important;
        right: 20px !important;
        margin-left: 0 !important;
        width: 40px !important;
        height: 40px !important;
    }
    
    .time-wrapper { 
        display: flex !important; 
        flex-direction: row !important; 
        justify-content: flex-start !important; 
        align-items: center !important; 
        gap: 10px !important; 
        width: 100% !important; 
        padding-right: 50px !important; 
        box-sizing: border-box !important; 
    }
    .time-details h1 { 
        font-size: 1.5rem !important;
        margin-bottom: 2px !important; 
    }
    .calendar-icon { width: 85px !important; margin-top: 5px !important; }
    .cal-month { font-size: 0.9rem !important; padding: 8px 0 4px !important; }
    .cal-day { font-size: 2.6rem !important; padding: 6px 0 12px !important; }
    .calendar-icon::before, .calendar-icon::after { height: 18px !important; width: 10px !important; top: -6px !important; }
    .calendar-icon::before { left: 15px !important; }
    .calendar-icon::after { right: 15px !important; }

    .time-details h1 { font-size: 1.9rem !important; margin-bottom: 2px !important; }
    .time-details p { font-size: 1.2rem !important; margin-top: 2px !important; }
    
    .title-container h2 { font-size: 1.4rem !important; }
    
    .slider-container { gap: 10px !important; }
    .slider-btn { width: 40px !important; height: 40px !important; }
    .event-year { font-size: 2rem !important; }
    
    .actions-container { 
        justify-content: center !important; 
        flex-wrap: wrap !important;
    }
}