/* Custom styles to modernize and align with Calendly-inspired design */
:root {
    --primary-color: #007bff; /* Blue from Calendly */
    --secondary-color: #6c757d; /* Gray for muted elements */
    --light-bg: #f8f9fa; /* Light background for modern look */
    --shadow-color: rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif; /* Matches Calendly font */
}

.container-fluid {
    max-width: 1000px;
    margin: 20px auto;
    background-color: #fff;
    border-radius: 6px;
    box-shadow: 0 2px 4px var(--shadow-color);
    overflow: hidden;
}

.sidebar {
    width: 30%;
    padding: 20px;
    border-right: 1px solid #e1e8ed;
    text-align: center;
    background-color: #fff;
}

.profile-pic {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 10px;
    border: 2px solid #fff;
    box-shadow: 0 2px 4px var(--shadow-color);
}

.sidebar h2 {
    font-size: 1.25rem;
    color: #333;
    margin-bottom: 5px;
    font-weight: 600;
}

.sidebar h3 {
    font-size: 1rem;
    color: #666;
    margin-bottom: 5px;
}

.duration {
    font-size: 0.875rem;
    color: #666;
}

.main-content {
    width: 70%;
    padding: 20px;
}

.calendar-header h1 {
    font-size: 1.5rem;
    color: #333;
    font-weight: 700;
    margin-bottom: 10px;
}

.month-nav {
    display: flex;
    justify-content: space-between;
    font-size: 1rem;
    color: #333;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e1e8ed;
}

.month-nav button {
    color: var(--secondary-color);
    transition: color 0.3s ease;
}

.month-nav button:hover {
    color: var(--primary-color);
}

.days-of-week, .dates {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
    text-align: center;
}

.days-of-week span {
    font-weight: bold;
    color: #666;
    padding: 5px;
}

.dates .date-item {
    padding: 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.dates .date-item.disabled {
    cursor: not-allowed;
    color: var(--secondary-color);
    opacity: 0.5;
}

.dates .date-item:hover {
    background-color: #f0f8ff;
    transform: scale(1.05);
}

.dates .date-item.available {
    background-color: #e9f2ff;
    border: 2px solid var(--primary-color);
    font-weight: 600;
}

.dates .date-item.selected {
    background-color: #0d6efd !important;
    color: #fff !important;
    border-radius: 6px;
    font-weight: 600;
    border: none !important;
}

.dates .date-item.current {
    background-color: #e9f2ff;
    border: 2px solid var(--primary-color);
    font-weight: 600;
}

.time-slot {
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
}

.time-slot.available {
    background-color: #e9f2ff;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.time-slots .text-muted {
    color: #6c757d; /* Muted text color, matching Calendly */
    font-size: 1rem; /* Slightly larger font, e.g., 20px instead of 16px */
    font-weight: bold; /* Bold text */
    padding: 1rem 0;
    text-align: center;
}

.time-slot.available:hover, .time-slot:hover {
    background-color: var(--primary-color);
    color: #fff;
    transform: scale(1.05);
}

.timezone {
    font-size: 0.875rem;
    color: #666;
}

.powered-by {
    font-size: 0.75rem;
    color: #666;
    text-align: right;
    position: relative;
    margin-top: 2rem;
    opacity: 0.8;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.powered-by a {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

.powered-by:hover {
    opacity: 1;
}

/* Admin-specific styles */
#admin .calendar {
    margin-bottom: 20px;
}

#admin .form-control, #admin .form-select {
    border-radius: 6px;
}

#admin .btn-primary, #admin .btn-danger {
    border-radius: 4px;
}

#availabilityList .list-group-item {
    border-radius: 4px;
    margin-bottom: 5px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container-fluid {
        margin: 10px;
        border-radius: 6px;
    }

    .sidebar, .main-content {
        width: 100%;
    }

    .sidebar {
        border-right: none;
        border-bottom: 1px solid #e1e8ed;
    }

    #admin .row {
        flex-direction: column;
    }
    #admin .col-md-6 {
        width: 100%;
    }
}