.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 50%, var(--bg-light) 100%);
    padding: var(--spacing-lg);
}

.auth-container {
    width: 100%;
    max-width: 480px;
}

.auth-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2xl);
    animation: fadeInUp 0.4s ease;
}

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

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    transition: transform 0.2s ease;
}

.auth-logo:hover {
    transform: scale(1.02);
}

.auth-logo .logo-icon {
    width: 40px;
    height: 40px;
}

.auth-logo span {
    font-size: 1.5rem;
    font-weight: 600;
}

.auth-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.auth-form {
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="text"],
.form-group select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(10, 10, 10, 0.1);
}

.form-group input::placeholder {
    color: var(--text-light);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-label span {
    user-select: none;
}

.btn-block {
    width: 100%;
}

.alert {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.alert-error {
    background: #fee;
    color: #c00;
    border: 1px solid #fcc;
}

.alert-success {
    background: #efe;
    color: #060;
    border: 1px solid #cfc;
}

.auth-footer {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.auth-footer p {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s ease;
}

.auth-footer a:hover {
    opacity: 0.8;
}

.auth-divider {
    position: relative;
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
}

.auth-divider span {
    position: relative;
    background: white;
    padding: 0 var(--spacing-md);
    color: var(--text-light);
    font-size: 0.9rem;
}

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

.auth-alternative p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.password-requirements {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    margin-top: var(--spacing-xs);
    font-size: 0.85rem;
}

.password-requirements ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.password-requirements li {
    padding: 2px 0;
    color: var(--text-secondary);
}

.password-requirements li.valid {
    color: #060;
}

.password-requirements li.valid::before {
    content: '✓ ';
    font-weight: bold;
}

.password-requirements li.invalid::before {
    content: '× ';
    opacity: 0.5;
}

@media (max-width: 480px) {
    .auth-card {
        padding: var(--spacing-lg);
    }
    
    .auth-header h1 {
        font-size: 1.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}