.auth-form { display: flex; flex-direction: column; gap: 1.2rem; }

.form-group { display: flex; flex-direction: column; gap: 0.3rem; }

.form-group label {
    color: #b8c7e6;
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.form-group:focus-within label { color: var(--text-primary); }

.form-group input {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 0.8rem 1.2rem;
    color: #e0e0e0;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
    outline: none;
}

.form-group input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(74, 111, 165, 0.25);
    background: #252540;
}

.form-group input::placeholder { color: #6a6a8a; opacity: 0.7; }

.form-error {
    color: var(--error);
    min-height: 1.5em;
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(-5px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.form-error.show { opacity: 1; transform: translateY(0); animation: authShake 0.4s ease; }

.form-error.show.success {
    color: var(--success);
    animation: authSuccessPulse 0.5s ease;
}