/* ============================================
   COLOR CUSTOMIZATION - Edit these variables!
   ============================================ */
:root {
    /* Main colors - inspired by your site */
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --bg-hover: #2d2d2d;
    --bg-modal: #1f1f1f;
    
    /* Text colors */
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --text-muted: #707070;
    
    /* Accent colors */
    --accent-primary: #4a9eff;
    --accent-hover: #6bb0ff;
    --border-color: #333333;
    --border-light: #404040;
    
    /* Event indicator */
    --event-dot: #4a9eff;
    --event-bg: rgba(74, 158, 255, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    padding: var(--spacing-lg);
}

.calendar-container {
    max-width: 1000px;
    margin: 0 auto;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.calendar-title {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.calendar-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-button {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-button:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
}

.current-month {
    font-size: 1.1rem;
    font-weight: 500;
    min-width: 150px;
    text-align: center;
}

.calendar-grid {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.weekday {
    padding: var(--spacing-md);
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border-color);
}

.day {
    background: var(--bg-secondary);
    min-height: 120px;
    padding: var(--spacing-sm);
    position: relative;
    cursor: pointer;
    transition: background 0.2s ease;
    display: flex;
    flex-direction: column;
}

.day:hover {
    background: var(--bg-hover);
}

.day.other-month {
    opacity: 0.3;
}

.day.today {
    background: rgba(74, 158, 255, 0.05);
    border: 1px solid var(--accent-primary);
}

.day-number {
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    flex-shrink: 0;
}

.day.other-month .day-number {
    color: var(--text-muted);
}

.event-indicators {
    display: none;
    justify-content: center;
    gap: 4px;
    margin-top: 4px;
}

.event-indicator {
    width: 6px;
    height: 6px;
    background: var(--event-dot);
    border-radius: 50%;
}

.event-list {
    margin-top: var(--spacing-xs);
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.event-item {
    background: var(--event-bg);
    padding: 4px 6px;
    border-radius: 3px;
    font-size: 0.75rem;
    color: var(--text-primary);
    border-left: 2px solid var(--accent-primary);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-wrap: break-word;
    flex-shrink: 0;
}

.event-item:hover {
    background: rgba(74, 158, 255, 0.2);
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

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

.modal-content {
    background: var(--bg-modal);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.modal-title {
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.3;
    flex: 1;
}

.close-button {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.close-button:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
}

.event-detail {
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.event-detail-icon {
    color: var(--accent-primary);
    font-size: 1.1rem;
    flex-shrink: 0;
    width: 24px;
}

.event-detail-content {
    flex: 1;
}

.event-detail-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.event-detail-text {
    color: var(--text-primary);
    line-height: 1.5;
}

.event-description {
    white-space: pre-wrap;
    word-wrap: break-word;
}

.event-description a {
    color: var(--accent-primary);
    text-decoration: none;
}

.event-description a:hover {
    text-decoration: underline;
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-md);
}

.button {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    border: none;
}

.button-primary {
    background: var(--accent-primary);
    color: white;
}

.button-primary:hover {
    background: var(--accent-hover);
}

.button-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.button-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
}

.button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.button:disabled:hover {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.error {
    background: rgba(255, 100, 100, 0.1);
    border: 1px solid rgba(255, 100, 100, 0.3);
    color: #ffaaaa;
    padding: var(--spacing-md);
    border-radius: 6px;
    margin-bottom: var(--spacing-lg);
}

.day-events-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.day-event-card {
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 6px;
    border-left: 3px solid var(--accent-primary);
    cursor: pointer;
    transition: background 0.2s ease;
}

.day-event-card:hover {
    background: var(--bg-hover);
}

.day-event-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.day-event-time {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.day-event-location {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Mobile responsive */
@media (max-width: 768px) {
    body {
        padding: var(--spacing-sm);
    }

    .calendar-header {
        flex-direction: column;
        align-items: stretch;
    }

    .calendar-nav {
        justify-content: space-between;
    }

    .current-month {
        order: -1;
        margin-bottom: var(--spacing-sm);
    }

    .weekday {
        padding: var(--spacing-sm);
        font-size: 0.7rem;
    }

    .day {
        min-height: 80px;
        padding: 4px;
    }

    .day-number {
        font-size: 0.8rem;
    }

    .event-item {
        font-size: 0.7rem;
        padding: 3px 5px;
    }

    .modal-content {
        margin: var(--spacing-sm);
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-md);
    }

    .modal-title {
        font-size: 1.1rem;
    }

    .modal-footer {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .day {
        min-height: 70px;
        justify-content: flex-start;
    }

    .event-list {
        display: none;
    }

    .event-indicators {
        display: flex;
    }
}