:root {
    --primary: #BF9948;
    --primary-dark: #9c7c39;
    --secondary: #2c3e50;
    --light: #f8f9fa;
    --dark: #343a40;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --border-radius: 12px;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    background-color: #f5f7f9;
    color: var(--dark);
    line-height: 1.6;
}

.booking-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.booking-hero {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.3)), url('https://images.unsplash.com/photo-1566073771259-6a8506099945?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius);
    padding: 40px 20px;
    margin-bottom: 30px;
    position: relative;
    color: white;
    text-align: center;
}

.booking-hero-content {
    max-width: 600px;
    margin: 0 auto;
}

.booking-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.booking-hero p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.booking-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    margin-bottom: 40px;
}

.booking-card__header {
    background: black;
    color: white;
    padding: 20px 30px;
}

.booking-card__header h2 {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.booking-card__header p {
    opacity: 0.8;
}

.booking-form {
    padding: 30px;
}

.form-section {
    margin-bottom: 30px;
}

.section-title {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gray);
    display: flex;
    align-items: center;
}

.section-title i {
    margin-right: 10px;
    color: var(--primary);
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px;
}

.form-group {
    flex: 1 0 calc(50% - 20px);
    margin: 0 10px 20px;
    min-width: 250px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary);
}

.form-control {
    width: 100%;
    padding: 8px 15px;
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(191, 153, 72, 0.2);
}

.input-group {
    display: flex;
    align-items: center;
}

.input-group-text {
    background: var(--light);
    border: 1px solid var(--light-gray);
    padding: 12px 15px;
    border-right: none;
    border-radius: 8px 0 0 8px;
    color: var(--gray);
}

.input-group .form-control {
    border-radius: 0 8px 8px 0;
}

.btn-booking {
    background: var(--primary);
    color: white;
    border: none;
    padding: 15px 25px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn-booking:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(191, 153, 72, 0.3);
}

.btn-booking:active {
    transform: translateY(0);
}

.error-message {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 5px;
    display: block;
}

.alert {
    padding: 15px;
    border-radius: 8px;
    margin-top: 20px;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Room preview */
.room-preview {
    background: var(--light);
    border-radius: 8px;
    padding: 15px;
    margin-top: 15px;
    display: flex;
    align-items: center;
}

.room-preview img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
    margin-right: 15px;
}

.room-info h4 {
    margin-bottom: 5px;
    font-size: 1rem;
}

.room-info p {
    font-size: 0.9rem;
    color: var(--gray);
    margin: 0;
}

/* Responsive styles */
@media (max-width: 992px) {
    .booking-hero h1 {
        font-size: 2rem;
    }

    .form-group {
        flex: 1 0 100%;
    }
}

@media (max-width: 768px) {
    .booking-container {
        padding: 15px;
    }

    .booking-form {
        padding: 20px;
    }

    .booking-hero {
        padding: 30px 15px;
    }

    .booking-hero h1 {
        font-size: 1.8rem;
    }

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

@media (max-width: 576px) {
    .booking-card__header {
        padding: 15px 20px;
    }



    .form-group {
        margin: 0 0 15px 0;
    }

    .btn-booking {
        padding: 12px 20px;
        font-size: 1rem;
    }
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.booking-card {
    animation: fadeIn 0.5s ease-out;
}

/* Date range picker customization */
.daterangepicker {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.daterangepicker td.in-range {
    background-color: rgba(191, 153, 72, 0.1);
}

.daterangepicker td.active {
    background-color: var(--primary);
}

.daterangepicker td.active:hover {
    background-color: var(--primary-dark);
}