/* --- booking-style.css (ELEGANT & MODERN VERSION) --- */
:root {
    --brand-blue: #2563EB; --brand-blue-dark: #1E40AF; --brand-blue-light: #EFF6FF; --brand-blue-border: #93C5FD;
    --gray-900: #111827; --gray-800: #1F2937; --gray-700: #374151; --gray-600: #4B5563; --gray-500: #6B7280;
    --gray-300: #D1D5DB; --gray-200: #E5E7EB; --gray-100: #F3F4F6; --gray-50: #F9FAFB; --white: #FFFFFF;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05); --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --radius-lg: 12px; --radius-xl: 16px; --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.booking-wrapper { max-width: 1200px; margin: 0 auto; padding: 32px 24px; }
.page-header { text-align: center; margin-bottom: 40px; }
.page-header h1 { font-size: 36px; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.page-header p { font-size: 18px; color: var(--gray-600); max-width: 600px; margin: 0 auto; }

.booking-container-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; align-items: flex-start; }

.info-panel { padding: 8px; }
.info-panel-header { display: flex; align-items: center; gap: 16px; border-bottom: 1px solid var(--gray-200); padding-bottom: 16px; margin-bottom: 24px; }
.info-panel-header i { font-size: 24px; color: var(--brand-blue); }
.info-panel-header h2 { font-size: 28px; color: var(--gray-900); margin: 0; }
.info-panel .panel-subtitle { color: var(--gray-600); margin-top: 0; margin-bottom: 32px; font-size: 16px; line-height: 1.6; }
.info-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 28px; }
.info-list h4 { margin: 0 0 4px; font-size: 18px; color: var(--gray-800); font-weight: 600; }
.info-list p { margin: 0; color: var(--gray-600); font-size: 15px; line-height: 1.6; }

.form-card { background-color: var(--white); border-radius: var(--radius-xl); padding: 40px; box-shadow: var(--shadow-lg); position: relative; min-height: 300px; }
.form-loader { position: absolute; inset: 0; background: rgba(255, 255, 255, 0.8); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 10; border-radius: var(--radius-xl); opacity: 0; visibility: hidden; transition: all 0.3s ease; }
.form-loader.is-active { opacity: 1; visibility: visible; }
.spinner { width: 48px; height: 48px; border: 5px solid var(--gray-200); border-bottom-color: var(--brand-blue); border-radius: 50%; display: inline-block; box-sizing: border-box; animation: rotation 1s linear infinite; }
@keyframes rotation { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

.form-step-title { font-size: 18px; font-weight: 600; color: var(--gray-800); margin-top: 32px; margin-bottom: 16px; padding-bottom: 8px; border-bottom: 1px solid var(--gray-200); }
#booking-form h3:first-of-type { margin-top: 0; }
.user-info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.user-info-field { background: var(--gray-50); padding: 12px 16px; border-radius: var(--radius-lg); border: 1px solid var(--gray-200); }
.user-info-field label { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 500; color: var(--gray-500); margin-bottom: 4px; }
.user-info-field p { margin: 0; font-size: 16px; font-weight: 600; color: var(--gray-800); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.form-group { margin-bottom: 24px; }
.form-group label { display: block; font-weight: 500; font-size: 14px; color: var(--gray-700); margin-bottom: 8px; }
.form-control { width: 100%; padding: 12px 16px; border: 1px solid var(--gray-300); border-radius: var(--radius-lg); font-size: 16px; font-family: 'Lexend', sans-serif; transition: var(--transition-fast); }
.form-control:focus { outline: none; border-color: var(--brand-blue); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2); }
.form-control:disabled { background-color: var(--gray-100); cursor: not-allowed; }

.radio-card-group { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.radio-card { position: relative; }
.radio-card input[type="radio"] { position: absolute; opacity: 0; }
.radio-card .radio-card-label { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 16px; border: 2px solid var(--gray-200); border-radius: var(--radius-lg); cursor: pointer; transition: var(--transition-fast); }
.radio-card .radio-card-label img { height: 32px; object-fit: contain; }
.radio-card .radio-card-label span { font-weight: 600; color: var(--gray-700); }
.radio-card input[type="radio"]:hover + .radio-card-label { border-color: var(--brand-blue-border); }
.radio-card input[type="radio"]:checked + .radio-card-label { border-color: var(--brand-blue); background-color: var(--brand-blue-light); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1); }
.btn-primary { width: 100%; padding: 14px; font-size: 16px; margin-top: 16px; }

#success-message { text-align: center; }
#success-message .success-icon { font-size: 60px; color: #22c55e; margin-bottom: 24px; }
#success-message h2 { font-size: 28px; color: var(--gray-900); margin-bottom: 12px; }
#success-message p { color: var(--gray-600); font-size: 16px; max-width: 400px; margin: 0 auto 32px; }
#success-message .btn-secondary { background-color: var(--gray-200); color: var(--gray-800); }

@media (max-width: 1024px) { .booking-container-grid { grid-template-columns: 1fr; } }
@media (max-width: 600px) {
    .user-info-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .form-card, .info-panel { padding: 24px; }
}
/* ===================================== */
/*   DARK THEME for booking-style.css    */
/* ===================================== */

/* Apply this class to the <html> or <body> tag */
.dark-theme {
    /* --- 1. Base & Page Header --- */
    .page-header h1,
    .info-panel-header h2,
    .info-list h4 {
        color: var(--gray-50);
    }

    .page-header p,
    .info-panel .panel-subtitle,
    .info-list p {
        color: var(--gray-300);
    }

    /* --- 2. Info Panel --- */
    .info-panel-header {
        border-bottom-color: var(--gray-700);
    }

    /* --- 3. Form Card & Loader --- */
    .form-card {
        background-color: var(--gray-800);
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    }

    .form-loader {
        background: rgba(31, 41, 55, 0.8); /* Use a dark background for the loader */
    }

    .spinner {
        border-color: var(--gray-600);
        border-bottom-color: var(--brand-blue);
    }

    /* --- 4. Form Elements --- */
    .form-step-title,
    .user-info-field p {
        color: var(--gray-100);
        border-bottom-color: var(--gray-700);
    }
    
    .form-group label {
        color: var(--gray-300);
    }

    .form-control {
        background-color: var(--gray-900);
        border-color: var(--gray-600);
        color: var(--gray-50);
    }
    
    .form-control:focus {
        background-color: var(--gray-900);
        border-color: var(--brand-blue);
        box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.3); /* Lighter blue shadow for dark mode */
    }
    
    .form-control:disabled {
        background-color: var(--gray-700);
        color: var(--gray-500);
    }

    /* --- 5. User Info & Radio Cards --- */
    .user-info-field {
        background: var(--gray-900);
        border-color: var(--gray-700);
    }

    .user-info-field label {
        color: var(--gray-400); /* Slightly brighter for better contrast */
    }

    .radio-card .radio-card-label {
        border-color: var(--gray-700);
    }
    
    .radio-card .radio-card-label span {
        color: var(--gray-300);
    }
    
    .radio-card input[type="radio"]:hover + .radio-card-label {
        border-color: var(--brand-blue-border);
    }

    .radio-card input[type="radio"]:checked + .radio-card-label {
        border-color: var(--brand-blue);
        background-color: #1E3A8A; /* A darker version of brand-blue-light */
        box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
    }
    
    .radio-card input[type="radio"]:checked + .radio-card-label span {
        color: var(--white);
    }

    /* --- 6. Success Message --- */
    #success-message h2 {
        color: var(--gray-50);
    }
    
    #success-message p {
        color: var(--gray-300);
    }

    #success-message .btn-secondary {
        background-color: var(--gray-700);
        color: var(--gray-100);
        border-color: var(--gray-600);
    }

    #success-message .btn-secondary:hover {
        background-color: var(--gray-600);
    }
}