/* CNC Dashboard — Login Screen & Auth UI */

.login-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
    text-align: center;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    max-width: 420px;
    width: 100%;
    backdrop-filter: blur(12px);
}

.login-card img.login-logo {
    height: 36px;
    margin-bottom: 1rem;
    /* Colour logo by default (light theme). Dark theme inverts to white. */
}

.dark-theme .login-card img.login-logo {
    filter: brightness(0) invert(1);
}

.login-card h2 {
    font-size: 1.5rem;
    margin: 0.5rem 0 0.25rem;
    color: var(--text-primary);
}

.login-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.google-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 2rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
}

.google-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

.google-btn svg {
    width: 20px;
    height: 20px;
}

.login-error {
    color: var(--red);
    background: var(--red-bg);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    font-size: 0.85rem;
    display: none;
}

.user-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.06);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.user-badge img {
    width: 22px;
    height: 22px;
    border-radius: 50%;
}