:root {
    --primary-blue: #1E3A8A; /* Trustworthy deep blue */
    --primary-blue-hover: #1e40af;
    --secondary-blue: #DBEAFE; /* Soft blue for backgrounds */
    --accent: #F59E0B; /* Warm amber for highlights/safety */
    --text-dark: #1F2937;
    --text-light: #6B7280;
    --bg-color: #F3F4F6;
    --white: #FFFFFF;
    --border-color: #E5E7EB;
    --success: #10B981;
    --error: #EF4444;
    --radius-lg: 12px;
    --radius-md: 8px;
    --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 -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 2rem 1rem;
    position: relative;
    overflow-x: hidden;
}

.background-decor {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 40vh;
    background: linear-gradient(135deg, var(--primary-blue) 0%, #3B82F6 100%);
    z-index: -1;
    border-bottom-left-radius: 50% 20%;
    border-bottom-right-radius: 50% 20%;
}

.form-wrapper {
    background: var(--white);
    max-width: 800px;
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
    position: relative;
}

/* Header */
.brand-header {
    text-align: center;
    margin-bottom: 2rem;
}

.logo {
    color: var(--primary-blue);
    font-size: 2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.logo i {
    color: var(--accent);
}

.brand-header h1 {
    font-size: 1.75rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

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

/* Progress */
.progress-container {
    margin-bottom: 2.5rem;
}

.progress-track {
    background: var(--secondary-blue);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    background: var(--accent);
    height: 100%;
    width: 12.5%;
    transition: width 0.4s ease;
}

.step-indicator {
    text-align: right;
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Steps */
.form-step {
    display: none;
    animation: fadeIn 0.4s ease;
}

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

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

.section-title {
    color: var(--primary-blue);
    border-bottom: 2px solid var(--secondary-blue);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.3rem;
}

.subtitle {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

/* Welcome Box */
.welcome-box {
    background: var(--secondary-blue);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-left: 4px solid var(--primary-blue);
}

.welcome-box h2 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.info-badges {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.info-badges span {
    background: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-dark);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    box-shadow: var(--shadow-sm);
}

.info-badges i {
    color: var(--primary-blue);
}

/* Form Grid & Inputs */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.input-group.full-width {
    grid-column: 1 / -1;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.2s;
    background: #FAFAFA;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background: var(--white);
}

input.error, select.error, textarea.error {
    border-color: var(--error);
    background: #FEF2F2;
}

/* Radio Cards */
.radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.radio-card {
    position: relative;
    cursor: pointer;
}

.radio-card input {
    position: absolute;
    opacity: 0;
}

.radio-card span {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all 0.2s;
    background: var(--white);
    gap: 0.5rem;
    font-weight: 500;
}

.radio-card span i {
    font-size: 1.5rem;
    color: var(--text-light);
    transition: color 0.2s;
}

.radio-card input:checked + span {
    border-color: var(--primary-blue);
    background: var(--secondary-blue);
    color: var(--primary-blue);
}

.radio-card input:checked + span i {
    color: var(--primary-blue);
}

/* Rating Grids */
.rating-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.rating-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: #F9FAFB;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.rating-label {
    flex: 1;
    font-weight: 500;
}

.rating-options {
    display: flex;
    gap: 0.5rem;
}

.rating-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: var(--white);
    transition: all 0.2s;
    font-weight: 500;
}

.rating-circle input {
    display: none;
}

.rating-circle:has(input:checked) {
    background: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
}

/* NPS Scale */
.nps-scale {
    display: flex;
    justify-content: space-between;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.nps-scale .rating-circle {
    width: 40px;
    height: 40px;
    flex: 1;
    min-width: 40px;
    max-width: 60px;
}

/* Standard Radio List */
.radio-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.radio-list label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

/* Consent Checkbox */
.consent-box {
    background: var(--secondary-blue);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-top: 1rem;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    cursor: pointer;
    position: relative;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    min-width: 24px;
    height: 24px;
    background-color: var(--white);
    border: 2px solid var(--primary-blue);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    margin-top: 2px;
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary-blue);
}

.checkmark:after {
    content: "";
    display: none;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    margin-bottom: 2px;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.consent-text {
    font-weight: 500;
    color: var(--primary-blue);
}

/* Buttons */
.form-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.spacer {
    flex: 1;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: none;
}

.btn-primary {
    background: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-blue-hover);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--bg-color);
}

.btn-success {
    background: var(--success);
    color: var(--white);
}

.btn-success:hover {
    background: #059669;
    box-shadow: var(--shadow-md);
}

/* Success Message */
.success-message {
    text-align: center;
    padding: 4rem 2rem;
}

.success-message i {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 1.5rem;
}

.success-message h2 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Responsive */
/* Address sub-group */
.address-group {
    background: var(--secondary-blue);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    border: 1px solid var(--border-color);
}

.address-group-label {
    display: block;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 1rem !important;
    font-size: 0.95rem;
}

.address-subgrid {
    background: transparent;
    padding: 0;
}

/* Readonly age field */
input[readonly] {
    background: var(--bg-color);
    color: var(--text-light);
    cursor: default;
}

@media (max-width: 768px) {
    .form-wrapper {
        padding: 1.5rem;
    }
    .form-grid {
        grid-template-columns: 1fr;
    }
    .rating-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .rating-options {
        width: 100%;
        justify-content: space-between;
    }
}