.onboarding-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    z-index: 9999;
    padding: 2rem;
}

.onboarding-container.hidden {
    display: none;
}

.onboarding-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--backdrop-blur);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-xl);
    padding: 3rem;
    text-align: center;
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-2xl);
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(2rem);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.onboarding-logo img {
    height: 60px;
    margin-bottom: 2rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.onboarding-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.onboarding-message {
    color: var(--gray-600);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    line-height: 1.6;
}

.onboarding-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    padding: 1rem 2rem;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-700);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.onboarding-button:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.onboarding-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    font-weight: 500;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* =============================================
           MAIN APP LAYOUT
        ============================================= */
.app-container {
    display: none;
    height: 100vh;
    background: var(--gray-50);
}

.app-container.active {
    display: flex;
}