/* Authentication Styles */
.auth-section {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
    padding: 40px 0;
}

.auth-form {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 48px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
}
.main-logo {
    width: 160px;
    height: 135px;
    border-radius: 40px;
    position: absolute;
    top: -10px;
    left: -225px;
}

.auth-form h2 {
    text-align: center;
    margin-bottom: 32px;
    font-size: 32px;
    font-weight: 600;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #374151;
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: white;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-group input:invalid {
    border-color: #ef4444;
}

.form-group input:invalid:focus {
    border-color: #ef4444;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.auth-switch {
    text-align: center;
    margin-top: 24px;
    color: #6b7280;
    font-size: 14px;
}

.auth-switch a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.auth-switch a:hover {
    color: #4f46e5;
    text-decoration: underline;
}

.error-message {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 1px solid #fecaca;
    color: #dc2626;
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 24px;
    font-size: 14px;
    text-align: center;
    font-weight: 500;
}

.success-message {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border: 1px solid #bbf7d0;
    color: #16a34a;
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 24px;
    font-size: 14px;
    text-align: center;
    font-weight: 500;
}

/* Loading states */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    color: white;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Form validation styles */
.form-group.error input {
    border-color: #ef4444;
    background-color: #fef2f2;
}

.form-group.success input {
    border-color: #10b981;
    background-color: #f0fdf4;
}

.field-error {
    color: #dc2626;
    font-size: 12px;
    margin-top: 6px;
    display: block;
    font-weight: 500;
}

.field-success {
    color: #16a34a;
    font-size: 12px;
    margin-top: 6px;
    display: block;
    font-weight: 500;
}

/* Password strength indicator */
.password-strength {
    margin-top: 12px;
    height: 6px;
    background: #e5e7eb;
    border-radius: 3px;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.password-strength-bar.weak {
    width: 33%;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.password-strength-bar.medium {
    width: 66%;
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.password-strength-bar.strong {
    width: 100%;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.password-strength-text {
    font-size: 12px;
    margin-top: 6px;
    font-weight: 500;
}

.password-strength-text.weak {
    color: #ef4444;
}

.password-strength-text.medium {
    color: #f59e0b;
}

.password-strength-text.strong {
    color: #10b981;
}

/* Enhanced form styling */
.form-group input::placeholder {
    color: #9ca3af;
    opacity: 1;
}

.form-group input:hover {
    border-color: #d1d5db;
}

/* Responsive auth styles */
@media (max-width: 480px) {
    .auth-form {
        padding: 32px 24px;
        margin: 0 16px;
        border-radius: 20px;
    }
    
    .auth-form h2 {
        font-size: 28px;
        margin-bottom: 28px;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .form-group input {
        padding: 14px 16px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
}