:root {
    --primary-color: #d8232a; /* Subtle red accent often associated with performance auto */
    --primary-hover: #b81b21;
    --text-main: #111827;
    --text-muted: #4b5563;
    --bg-card: #ffffff;
    --border-color: #d1d5db;
    --input-bg: #f9fafb;
    --input-focus: #ffffff;
    --error-color: #ef4444;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: #ffffff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    padding: 40px 20px;
    z-index: 1;
}

.card {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
    margin-bottom: 30px;
}

/* Typography */
h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 15px;
    letter-spacing: -0.02em;
    color: #111827;
}

p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.text-center {
    text-align: center;
}

/* Form Styles */
form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

label {
    font-size: 0.875rem;
    font-weight: 600;
    color: #374151;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

input[type="text"],
input[type="email"],
input[type="tel"],
select {
    width: 100%;
    padding: 14px 16px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-main);
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    outline: none;
}

input:focus,
select:focus {
    background-color: var(--input-focus);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(216, 35, 42, 0.15);
}

input::placeholder {
    color: #9ca3af;
}

/* Select specific styling */
.select-wrapper {
    position: relative;
}

select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 40px;
    cursor: pointer;
}

.select-wrapper::after {
    content: "";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 8px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%234b5563' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    opacity: 0.7;
}

/* Radio Buttons */
.radio-group {
    display: flex;
    gap: 24px;
    margin-top: 4px;
}

.radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-main);
    text-transform: none;
    letter-spacing: normal;
}

.radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.radio-custom {
    position: relative;
    display: inline-block;
    width: 20px;
    height: 20px;
    background-color: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    margin-right: 10px;
    transition: all 0.2s ease;
}

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

.radio-custom::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary-color);
    transition: all 0.2s ease;
}

.radio-label input:checked ~ .radio-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

/* Button */
.btn-primary {
    width: 100%;
    padding: 16px 24px;
    margin-top: 10px;
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background-color: var(--primary-color);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -10px rgba(216, 35, 42, 0.5);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Loader */
.btn-loader {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

.error-banner {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    margin-bottom: 10px;
}

.input-error {
    border-color: var(--error-color) !important;
}

/* Success Screen */
.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: #fef2f2;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 600px) {
    .form-row {
        flex-direction: column;
        gap: 20px;
    }
    
    .card {
        padding: 30px 20px;
    }
}

/* Powered by slot */
#wbx-powered-by-slot {
    margin-top: 20px;
    width: 100%;
}