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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container {
    background: white;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    margin: 20px;
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h2 {
    font-size: 24px;
    font-weight: 600;
    color: #495057;
    margin-bottom: 8px;
}

.auth-header p {
    font-size: 14px;
    color: #6c757d;
}

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

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #495057;
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
    background-color: #fff;
}

.form-input:focus {
    outline: none;
    border-color: #2196f3;
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.form-input:invalid {
    border-color: #dc3545;
}

.form-input:invalid:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.btn {
    width: 100%;
    padding: 12px 16px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    text-align: center;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background-color: #2196f3;
    color: white;
}

.btn-primary:hover {
    background-color: #1976d2;
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
    margin-top: 10px;
}

.btn-secondary:hover {
    background-color: #5a6268;
    text-decoration: none;
    color: white;
    transform: translateY(-1px);
}

.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-info {
    background-color: #cce7ff;
    color: #004085;
    border: 1px solid #b3d7ff;
}

.error-list {
    list-style: none;
    padding: 0;
}

.error-list li {
    margin-bottom: 5px;
    padding-left: 20px;
    position: relative;
}

.error-list li:before {
    content: "⚠";
    position: absolute;
    left: 0;
    color: #721c24;
}

.auth-links {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
}

.auth-links p {
    font-size: 14px;
    color: #6c757d;
}

.auth-links a {
    color: #2196f3;
    text-decoration: none;
    font-weight: 500;
}

.auth-links a:hover {
    text-decoration: underline;
}

.auth-logo {
    text-align: center;
    margin-bottom: 30px;
}

.auth-logo .logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #2196f3, #21cbf3);
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: white;
    font-size: 20px;
    font-weight: 600;
}

/* Адаптивность */
@media (max-width: 480px) {
    .auth-container {
        padding: 30px 20px;
        margin: 10px;
    }

    .auth-header h2 {
        font-size: 20px;
    }
}

/* Анимация появления */
.auth-container {
    animation: fadeInUp 0.5s ease-out;
}

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