/* ── Onboarding Modal ── */

.onboarding-backdrop {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.onboarding-backdrop.visible {
    opacity: 1;
}

.onboarding-modal {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl), 0 0 60px rgba(99, 102, 241, 0.12);
    padding: 32px;
    width: min(480px, calc(100vw - 32px));
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    transform: translateY(12px);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.onboarding-backdrop.visible .onboarding-modal {
    transform: translateY(0);
}

/* ── Steps ── */

.onboarding-steps {
    position: relative;
    min-height: 320px;
}

.ob-step {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
    animation: ob-fadein 0.22s ease;
}

.ob-step.active {
    display: flex;
}

@keyframes ob-fadein {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Step content ── */

.ob-step-icon {
    margin-bottom: 4px;
}

.ob-step-icon img {
    border-radius: var(--radius-md);
}

.ob-step-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.ob-step-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 360px;
    margin: 0;
}

/* ── Inline task preview (Step 1) ── */

.ob-inline-preview {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
    width: 100%;
    max-width: 320px;
}

.ob-task-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    animation: ob-float 3s ease-in-out infinite;
}

.ob-card-1 { animation-delay: 0s; }
.ob-card-2 { animation-delay: 1s; }
.ob-card-3 { animation-delay: 1.8s; }

@keyframes ob-float {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-3px); }
}

.ob-task-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.ob-task-name {
    font-size: 13px;
    color: var(--text-primary);
    flex: 1;
    text-align: left;
}

.ob-task-tag {
    font-size: 11px;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: var(--radius-xs);
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
}

.ob-task-pri {
    font-size: 11px;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: var(--radius-xs);
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
}

/* ── Hierarchy (Step 2) ── */

.ob-hierarchy {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 8px;
}

.ob-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    animation: ob-float 3s ease-in-out infinite;
}

.ob-pill:nth-child(1) { animation-delay: 0s; }
.ob-pill:nth-child(3) { animation-delay: 1s; }
.ob-pill:nth-child(5) { animation-delay: 1.8s; }

.ob-arrow {
    color: var(--text-tertiary);
    font-size: 16px;
}

.ob-hierarchy-desc {
    list-style: none;
    padding: 0;
    margin: 4px 0 0;
    width: 100%;
    max-width: 360px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
}

.ob-hierarchy-desc li {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
    padding: 8px 12px;
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border-left: 2px solid var(--accent-primary);
}

.ob-hierarchy-desc li strong {
    color: var(--text-primary);
}

/* ── Feature Grid (Step 3) ── */

.ob-feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    width: 100%;
    max-width: 380px;
    margin-top: 8px;
}

.ob-feature-tile {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--text-primary);
    transition: border-color var(--t-base), background var(--t-base);
    cursor: pointer;
    animation: ob-float 3s ease-in-out infinite;
}

.ob-feature-tile:nth-child(1) { animation-delay: 0s; }
.ob-feature-tile:nth-child(2) { animation-delay: 0.8s; }
.ob-feature-tile:nth-child(3) { animation-delay: 1.5s; }
.ob-feature-tile:nth-child(4) { animation-delay: 2.2s; }

.ob-feature-tile:hover {
    border-color: var(--accent-primary);
    background: var(--accent-subtle);
}

.ob-feature-tile svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

.ob-feature-tile strong {
    font-size: 13px;
    font-weight: 600;
}

.ob-feature-tile span {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.ob-help-link {
    font-size: 12px;
    color: var(--text-tertiary);
    text-decoration: none;
    margin-top: 4px;
    transition: color var(--t-fast);
}

.ob-help-link:hover {
    color: var(--accent-primary);
}

/* ── Dots ── */

.onboarding-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.ob-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-subtle);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background var(--t-base), transform var(--t-base);
}

.ob-dot.active {
    background: var(--accent-primary);
    transform: scale(1.25);
}

/* ── Nav ── */

.onboarding-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.ob-btn-back {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 13px;
    font-family: inherit;
    padding: 8px 18px;
    cursor: pointer;
    transition: border-color var(--t-base), color var(--t-base);
}

.ob-btn-back:hover:not(:disabled) {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.ob-btn-back:disabled {
    opacity: 0.35;
    cursor: default;
}

.ob-btn-next {
    background: var(--accent-primary);
    border: none;
    border-radius: var(--radius-md);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    padding: 8px 22px;
    cursor: pointer;
    transition: background var(--t-base);
    margin-left: auto;
}

.ob-btn-next:hover {
    background: var(--accent-hover);
}

/* ── Responsive ── */

@media (max-width: 520px) {
    .onboarding-modal {
        padding: 24px 18px;
    }

    .ob-feature-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .ob-hierarchy {
        flex-direction: column;
        gap: 6px;
    }

    .ob-arrow {
        transform: rotate(90deg);
    }
}