/* General Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 100%;
    padding: 15px;
    margin: 0 auto;
}

/* Header Styles */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
}

header h1 {
    color: #2c3e50;
    font-size: 24px;
}

.logout a {
    color: #e74c3c;
    text-decoration: none;
    font-size: 14px;
}

/* Calendar Header */
.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.calendar-header h2 {
    font-size: 18px;
    color: #2c3e50;
}

.nav-btn {
    background-color: #3498db;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    transition: background-color 0.3s;
}

.nav-btn:hover {
    background-color: #2980b9;
}

/* Time Slots */
.time-slots {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.time-slot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
}

.time-slot:active {
    transform: scale(0.98);
}

.time-slot.available {
    background-color: #fff;
    border-left: 5px solid #2ecc71;
}

.time-slot.booked {
    background-color: #fff;
    border-left: 5px solid #e74c3c;
}

.time {
    font-weight: bold;
    font-size: 16px;
}

.add-appointment {
    color: #2ecc71;
    cursor: pointer;
    font-size: 18px;
}

.appointment-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.customer-name {
    font-weight: bold;
}

.stylist {
    color: #7f8c8d;
    font-size: 14px;
}

.delete-btn {
    background: none;
    border: none;
    color: #e74c3c;
    cursor: pointer;
    font-size: 16px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: #fff;
    margin: 15% auto;
    padding: 20px;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    position: relative;
}

.close {
    position: absolute;
    right: 20px;
    top: 10px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.modal h2 {
    margin-bottom: 20px;
    color: #2c3e50;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.submit-btn {
    background-color: #2ecc71;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    width: 100%;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background-color: #27ae60;
}

/* Login Styles */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    padding: 20px;
}

.login-box {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-box h1 {
    color: #2c3e50;
    margin-bottom: 5px;
}

.login-box h2 {
    color: #7f8c8d;
    font-size: 18px;
    margin-bottom: 30px;
}

.login-btn {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    width: 100%;
    transition: background-color 0.3s;
}

.login-btn:hover {
    background-color: #2980b9;
}

.error-message {
    background-color: #f8d7da;
    color: #721c24;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.success-message {
    background-color: #d4edda;
    color: #155724;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
}

/* Responsive adjustments */
@media (max-width: 480px) {
    .calendar-header h2 {
        font-size: 16px;
    }
    
    .time {
        font-size: 14px;
    }
    
    .modal-content {
        width: 95%;
        margin: 30% auto;
    }
}