:root {
    --primary: #0077b6; /* Medical blue */
    --primary-light: #00b4d8;
    --primary-dark: #023e8a;
    --success: #28a745;
    --success-hover: #218838;
    --bg-color: #f0f8ff;
    --text-color: #333333;
    --light-text: #666666;
    --white: #ffffff;
    --shadow: 0 8px 30px rgba(0, 119, 182, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    background-image: radial-gradient(circle at top right, #e0f2fe 0%, #f0f8ff 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 119, 182, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    color: var(--primary-dark);
}

.header-badge {
    background: linear-gradient(135deg, #ff4757, #ff6b81);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: pulse 2s infinite;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 60px 0 20px 0; /* Reduced padding at the bottom */
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-text h1 span {
    color: var(--primary);
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 30px;
}

.hero-text small {
    font-size: 0.9rem;
    color: #ff4757;
    font-weight: 500;
}

.hero-image {
    flex: 1;
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 850px; /* Increased size significantly */
    /* Removed box-shadow and border-radius for transparent PNGs */
    transform: translateY(0);
    animation: float 6s ease-in-out infinite;
}

/* Survey Section */
.survey {
    max-width: 600px;
    margin: 60px auto;
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.progress-bar-container {
    width: 100%;
    height: 8px;
    background-color: #e9ecef;
    border-radius: 4px;
    margin-bottom: 30px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    width: 0%;
    transition: width 0.5s ease;
}

.question-text {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 30px;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.option-btn {
    background: var(--bg-color);
    border: 2px solid transparent;
    padding: 15px 20px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--primary-dark);
    cursor: pointer;
    transition: var(--transition);
}

.option-btn:hover {
    background: white;
    border-color: var(--primary-light);
    box-shadow: 0 4px 15px rgba(0, 119, 182, 0.1);
    transform: translateY(-2px);
}

/* Checkout Form Section */
.checkout-form {
    max-width: 700px;
    margin: 40px auto;
}

.success-banner {
    text-align: center;
    margin-bottom: 30px;
}

.success-banner svg {
    margin-bottom: 15px;
}

.success-banner h2 {
    color: var(--success);
    font-size: 2rem;
    margin-bottom: 10px;
}

.success-banner p {
    color: var(--light-text);
    font-size: 1.1rem;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.input-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.form-grid .input-group {
    margin-bottom: 0;
}

label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary-dark);
    font-size: 0.9rem;
}

input, select {
    padding: 12px 15px;
    border: 1px solid #ced4da;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background: #f8f9fa;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.15);
    background: white;
}

/* Payment Methods */
.payment-section {
    margin: 30px 0;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
}

.payment-section h3 {
    margin-bottom: 15px;
    color: var(--primary-dark);
}

.payment-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.payment-radio {
    display: flex;
    align-items: center;
    padding: 15px;
    border: 1px solid #ced4da;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.payment-radio:hover {
    border-color: var(--primary);
    background: #f8f9fa;
}

.payment-radio input {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid #ced4da;
    border-radius: 50%;
    margin-right: 15px;
    position: relative;
}

.payment-radio input:checked + .radio-custom {
    border-color: var(--primary);
}

.payment-radio input:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
}

.payment-radio input:checked ~ .payment-info strong {
    color: var(--primary);
}

.payment-radio input:disabled ~ .payment-info {
    opacity: 0.5;
}

.payment-radio input:disabled + .radio-custom {
    background: #e9ecef;
}

.payment-info {
    display: flex;
    flex-direction: column;
}

.payment-info strong {
    font-size: 1.1rem;
    color: var(--text-color);
}

.payment-info span {
    font-size: 0.85rem;
    color: var(--light-text);
}

.payment-disabled {
    opacity: 0.6;
    pointer-events: none;
    background-color: #f1f3f5;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 119, 182, 0.3);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #34ce57);
    color: white;
}

.btn-success:hover {
    transform: translateY(-3px);
    background: linear-gradient(135deg, var(--success-hover), var(--success));
}

.btn-block {
    display: block;
    width: 100%;
}

.shadow-glow {
    box-shadow: 0 10px 25px rgba(40, 167, 69, 0.4);
}

.secure-checkout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 15px;
    font-size: 0.9rem;
    color: var(--light-text);
}

.secure-checkout svg {
    color: var(--success);
}

/* Utilities & Animations */
.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.6s ease-in-out;
}

footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--light-text);
    margin-top: auto;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 71, 87, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(255, 71, 87, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 71, 87, 0); }
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    overflow-y: auto;
    padding: 20px;
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 800px;
    background: transparent;
    margin: auto;
    animation: fadeIn 0.4s ease-in-out;
}

.close-modal {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 2.5rem;
    color: var(--primary-dark);
    font-weight: bold;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.close-modal:hover {
    color: #ff4757;
    transform: scale(1.1);
}

/* Adjust survey and form inside modal */
#survey-modal .survey, #survey-modal .checkout-form {
    margin: 20px auto;
    width: 100%;
    position: relative;
}

/* New Sections (Includes, Gallery, Flags) */
.includes-section, .gallery-section, .flags-section {
    padding: 60px 0;
    text-align: center;
}

.includes-section h2, .gallery-section h2, .flags-section h2 {
    color: var(--primary-dark);
    font-size: 2rem;
    margin-bottom: 40px;
}

.includes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.include-item {
    background: var(--white);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    font-weight: 500;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
}

.include-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    color: var(--primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.gallery-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.gallery-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.gallery-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.gallery-caption {
    padding: 15px;
    font-weight: 600;
    color: var(--primary-dark);
    font-size: 1.1rem;
}

.flags-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.flag-item {
    background: var(--white);
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.flag-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    color: var(--primary);
}

.flag-icon {
    font-size: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 40px 0;
    }
    
    .hero-text h1 {
        font-size: 2.2rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .includes-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .include-item {
        padding: 12px 10px;
        font-size: 0.85rem;
        text-align: left;
        justify-content: flex-start;
    }

    .flags-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .flag-item {
        padding: 10px;
        font-size: 0.95rem;
        justify-content: center;
    }
}