/* ==========================================================================
   ONBOARDING PANEL — Phase 0 of the contextual-help system
   Rendered by app-core/src/Core/OnboardingComponents.php (onboarding_panel())
   Uses design tokens from components/tokens.css. No hard-coded colours.
   ========================================================================== */

.onboarding-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: var(--space-6) var(--space-6) var(--space-4);
    margin: 0 0 var(--space-6) 0;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    animation: onboardingFadeIn 0.35s ease;
}

@keyframes onboardingFadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.onboarding-panel.is-dismissing {
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.25s ease, transform 0.25s ease, max-height 0.3s ease 0.05s, margin 0.3s ease 0.05s, padding 0.3s ease 0.05s;
    max-height: 0;
    overflow: hidden;
    padding-top: 0;
    padding-bottom: 0;
    margin-bottom: 0;
}

/* Head — eyebrow / title / subtitle / close */

.onboarding-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
}

.onboarding-eyebrow {
    margin: 0 0 var(--space-2) 0;
    color: var(--accent);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.onboarding-title {
    margin: 0 0 var(--space-2) 0;
    color: var(--primary);
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.3;
}

.onboarding-subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.onboarding-close {
    background: transparent;
    border: 0;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    transition: background 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
}

.onboarding-close:hover {
    background: var(--gray-100);
    color: var(--text);
}

/* Steps grid */

.onboarding-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
}

.onboarding-step {
    background: var(--gray-50);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.onboarding-step:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.onboarding-step-num {
    width: 2rem;
    height: 2rem;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.04em;
}

.onboarding-step-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.onboarding-step-title {
    margin: 0;
    color: var(--primary);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.35;
}

.onboarding-step-desc {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.8125rem;
    line-height: 1.55;
    flex: 1;
}

.onboarding-step-cta {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
    color: var(--primary);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    padding: var(--space-2) 0;
    transition: color 0.15s ease, gap 0.15s ease;
}

.onboarding-step-cta:hover {
    color: var(--accent);
    gap: var(--space-3);
}

.onboarding-step-cta svg {
    transition: transform 0.15s ease;
}

.onboarding-step-cta:hover svg {
    transform: translateX(2px);
}

/* Footer */

.onboarding-foot {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border);
}

/* Responsive — stack on tablet, single column on phone */

@media (max-width: 960px) {
    .onboarding-steps {
        grid-template-columns: 1fr;
    }
    .onboarding-panel {
        padding: var(--space-5) var(--space-4) var(--space-3);
    }
    .onboarding-title {
        font-size: 1.1875rem;
    }
}