/* ─── Login Screen ─────────────────────────────────────── */

#np2-login {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0f172a;
    z-index: 10000;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
    background: #1e293b;
    border-radius: 12px;
    border: 1px solid #334155;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    width: 200px;
    height: auto;
    margin-bottom: 1rem;
}

.login-header h1 {
    color: #f1f5f9;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.25rem 0;
}

.login-subtitle {
    color: #94a3b8;
    font-size: 0.875rem;
    margin: 0;
}

.login-error {
    background: #451a1a;
    border: 1px solid #dc2626;
    color: #fca5a5;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
    text-align: center;
}

.login-field {
    margin-bottom: 1.25rem;
}

.login-field label {
    display: block;
    color: #cbd5e1;
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
}

.login-field input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: #0f172a;
    border: 1px solid #334155;
    border-radius: 8px;
    color: #f1f5f9;
    font-size: 0.9375rem;
    outline: none;
    transition: border-color 0.15s;
    box-sizing: border-box;
}

.login-field input:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.login-field input::placeholder {
    color: #475569;
}

.login-btn {
    width: 100%;
    padding: 0.75rem;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
    margin-bottom: 0.5rem;
}

.login-btn:hover {
    background: #1d4ed8;
}

.login-btn:disabled {
    background: #1e40af;
    opacity: 0.7;
    cursor: not-allowed;
}

.login-btn-secondary {
    background: transparent;
    color: #94a3b8;
    border: 1px solid #334155;
}

.login-btn-secondary:hover {
    background: #334155;
    color: #f1f5f9;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #334155;
}

.login-version {
    color: #475569;
    font-size: 0.75rem;
}

/* ─── Responsive ──────────────────────────────────────── */

@media (max-width: 480px) {
    .login-card {
        margin: 1rem;
        padding: 1.5rem;
    }
}