.container {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 600px;
    text-align: center;
}

h1, h2, h3 {
    color: #555;
    margin-bottom: 20px;
}

/* Auth Section */
#auth-status {
    margin-bottom: 20px;
    padding: 15px;
    background-color: #e9e9e9;
    border-radius: 5px;
}

#login-form input {
    width: calc(100% - 22px);
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

#login-form button {
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}
#login-form button:hover {
    background-color: #0056b3;
}

#logout-button {
    background-color: #dc3545;
    color: white;
    padding: 8px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    margin-top: 10px;
}
#logout-button:hover {
    background-color: #c82333;
}

/* Booking Steps */
.booking-step {
    display: none;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.booking-step.active {
    display: block;
}

/* Service Selection */
.service-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.service-btn {
    background-color: #333;
    border: 1px solid #ddd;
    padding: 15px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1em;
    transition: background-color 0.3s, border-color 0.3s;
}

.service-btn:hover:not(.selected) {
    background-color: #e6e6e6;
}

.service-btn.selected {
    background-color: #28a745;
    color: white;
    border-color: #28a745;
    font-weight: bold;
}

.next-btn {
    background-color: #007bff;
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1em;
    transition: background-color 0.3s;
    margin-top: 20px;
}

.next-btn:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

.next-btn:hover:not(:disabled) {
    background-color: #0056b3;
}

/* Calendar */
.calendar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.calendar-nav button {
    background-color: #6c757d;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
}

.calendar-nav button:hover {
    background-color: #5a6268;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
    background-color: #fdfdfd;
    padding: 10px;
    border-radius: 5px;
}

.calendar-grid div {
    padding: 10px 5px;
    text-align: center;
    border-radius: 4px;
    font-weight: bold;
}

.calendar-grid .day-name {
    background-color: #eee;
    color: #777;
    font-size: 0.9em;
}

.calendar-grid .day {
    background-color: #f0f0f0;
    cursor: pointer;
    transition: background-color 0.2s;
}

.calendar-grid .day:hover:not(.empty):not(.disabled):not(.selected) {
    background-color: #e2e2e2;
}

.calendar-grid .day.empty,
.calendar-grid .day.disabled {
    background-color: #ddd;
    color: #999;
    cursor: not-allowed;
}

.calendar-grid .day.selected {
    background-color: #28a745;
    color: white;
    font-weight: bold;
}

/* Time Slots */
.time-slots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 10px;
    margin-top: 20px;
    margin-bottom: 20px;
}

.time-slot-btn {
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    padding: 10px 5px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 0.9em;
    transition: background-color 0.3s, border-color 0.3s;
}

.time-slot-btn:hover:not(.selected):not(.disabled) {
    background-color: #e6e6e6;
}

.time-slot-btn.selected {
    background-color: #28a745;
    color: white;
    border-color: #28a745;
    font-weight: bold;
}

.time-slot-btn.disabled {
    background-color: #ddd;
    color: #999;
    cursor: not-allowed;
    text-decoration: line-through;
    opacity: 0.7;
}

/* Confirmation */
#confirmation-message {
    margin-top: 20px;
    font-size: 1.1em;
    font-weight: bold;
    color: #333;
}