/* Login / Register form - vertical layout, clean inputs */
.auth-form label {
    display: block;
    margin-top: 1.25rem;
    margin-bottom: 0.4rem;
    font-weight: 500;
    color: #2c3e50;
}

.auth-form label:first-of-type {
    margin-top: 0;
}

.auth-form input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-form input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.auth-form .form-actions {
    margin-top: 1.75rem;
    display: flex;
    gap: 1rem;
}

.auth-submit-btn {
    background: #667eea;
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
}

.auth-submit-btn:hover {
    background: #764ba2;
    transform: translateY(-1px);
}

.auth-link-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: #95a5a6;
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 600;
    transition: background 0.3s, transform 0.2s;
}

.auth-link-btn:hover {
    background: #7f8c8d;
    transform: translateY(-1px);
}

.auth-error {
    color: #e74c3c;
    margin-top: 1rem;
    font-size: 0.95rem;
}