:root {
    --primary-color: #0066cc;
    --primary-hover: #0052a3;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --error-color: #dc3545;
    --bg-color: #f5f5f5;
    --card-bg: #ffffff;
    --text-color: #333333;
    --border-color: #dddddd;
    --border-radius: 8px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, var(--primary-color), #0052a3);
    color: white;
    padding: 30px;
    text-align: center;
}

header h1 {
    font-size: 28px;
    margin-bottom: 8px;
}

header .subtitle {
    font-size: 16px;
    opacity: 0.9;
}

main {
    padding: 30px;
}

.step {
    display: none;
}

.step.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

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

h2 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--text-color);
}

.form-group {
    margin-bottom: 20px;
}

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

input[type="tel"],
select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: border-color 0.2s;
}

input[type="tel"]:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
}

small {
    display: block;
    margin-top: 4px;
    color: #666;
    font-size: 14px;
}

.scopes-list {
    margin: 20px 0;
}

.scope-item {
    display: flex;
    align-items: flex-start;
    padding: 15px;
    margin-bottom: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.2s;
    cursor: pointer;
}

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

.scope-item input[type="checkbox"] {
    margin-right: 12px;
    margin-top: 4px;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.scope-item label {
    flex: 1;
    margin: 0;
    cursor: pointer;
}

.scope-item strong {
    display: block;
    margin-bottom: 4px;
    font-size: 16px;
}

.scope-item p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

.consent-info {
    background-color: #e7f3ff;
    border-left: 4px solid var(--primary-color);
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
}

.consent-info p {
    margin: 4px 0;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

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

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

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

.btn-secondary:hover {
    background-color: #5a6268;
}

.button-group {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.button-group button {
    flex: 1;
}

.loading {
    text-align: center;
    padding: 40px 20px;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.error-message {
    text-align: center;
    padding: 40px 20px;
}

.error-message h2 {
    color: var(--error-color);
    margin-bottom: 15px;
}

#error-text {
    margin-bottom: 25px;
    color: #666;
}

footer {
    background-color: #f8f9fa;
    padding: 20px 30px;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

footer p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

/* Responsive */
@media (max-width: 640px) {
    body {
        padding: 10px;
    }

    main {
        padding: 20px;
    }

    header {
        padding: 20px;
    }

    header h1 {
        font-size: 24px;
    }

    .button-group {
        flex-direction: column;
    }
}