/* AI Autoblog — interactive how-to steps */
.aabs-howto {
    --aabs-howto-accent: #3498db;
    --aabs-howto-done: #2ecc71;
    --aabs-howto-muted: #64748b;
    --aabs-howto-surface: #ffffff;
    --aabs-howto-border: #e2e8f0;
    --aabs-howto-radius: 14px;
    display: block;
    margin: 32px 0;
    font-family: inherit;
    color: #1f2937;
}

.aabs-howto__summary {
    position: sticky;
    top: 0;
    z-index: 5;
    background: var(--aabs-howto-surface);
    border: 1px solid var(--aabs-howto-border);
    border-radius: var(--aabs-howto-radius);
    padding: 14px 18px;
    margin-bottom: 20px;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
}

.aabs-howto__progress-track {
    position: relative;
    height: 8px;
    background: #eef2f7;
    border-radius: 999px;
    overflow: hidden;
}

.aabs-howto__progress-bar {
    position: absolute;
    inset: 0;
    width: 0;
    background: linear-gradient(90deg, var(--aabs-howto-accent), var(--aabs-howto-done));
    border-radius: inherit;
    transition: width 0.35s ease;
}

.aabs-howto__progress-label {
    margin: 10px 0 0;
    font-size: 14px;
    color: var(--aabs-howto-muted);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.aabs-howto__progress-label strong {
    color: #0f172a;
}

.aabs-howto__reset {
    background: transparent;
    border: 1px solid var(--aabs-howto-border);
    border-radius: 999px;
    padding: 4px 12px;
    font-size: 12px;
    color: var(--aabs-howto-muted);
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.aabs-howto__reset:hover {
    background: #f8fafc;
    color: #0f172a;
    border-color: #cbd5e1;
}

.aabs-howto__toc {
    margin-bottom: 24px;
}

.aabs-howto__toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 10px;
}

.aabs-howto__toc-item {
    margin: 0;
}

.aabs-howto__toc-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid var(--aabs-howto-border);
    border-radius: 10px;
    background: var(--aabs-howto-surface);
    color: #0f172a;
    text-decoration: none;
    font-size: 14px;
    line-height: 1.35;
    transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.aabs-howto__toc-link:hover {
    border-color: var(--aabs-howto-accent);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(52, 152, 219, 0.15);
}

.aabs-howto__toc-item.is-active .aabs-howto__toc-link {
    border-color: var(--aabs-howto-accent);
    background: rgba(52, 152, 219, 0.08);
}

.aabs-howto__toc-item.is-complete .aabs-howto__toc-link {
    border-color: var(--aabs-howto-done);
    background: rgba(46, 204, 113, 0.08);
}

.aabs-howto__toc-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 6px;
    border-radius: 999px;
    background: var(--aabs-howto-accent);
    color: #fff;
    font-weight: 700;
    font-size: 12px;
    flex-shrink: 0;
}

.aabs-howto__toc-item.is-complete .aabs-howto__toc-num {
    background: var(--aabs-howto-done);
}

.aabs-howto__toc-text {
    font-weight: 500;
}

.aabs-howto__steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.aabs-howto-step {
    position: relative;
    border: 1px solid var(--aabs-howto-border);
    border-radius: var(--aabs-howto-radius);
    background: var(--aabs-howto-surface);
    padding: 24px 26px 20px;
    scroll-margin-top: 90px;
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}

.aabs-howto-step.is-active {
    border-color: var(--aabs-howto-accent);
    box-shadow: 0 10px 32px rgba(15, 23, 42, 0.08);
}

.aabs-howto-step.is-complete {
    border-color: var(--aabs-howto-done);
    background: linear-gradient(180deg, rgba(46, 204, 113, 0.04), transparent 60%);
}

.aabs-howto-step__header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.aabs-howto-step__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--aabs-howto-accent);
    color: #fff;
    font-weight: 800;
    font-size: 18px;
    flex-shrink: 0;
    transition: background 0.25s;
}

.aabs-howto-step.is-complete .aabs-howto-step__badge {
    background: var(--aabs-howto-done);
}

.aabs-howto-step__title {
    margin: 0 !important;
    font-size: 1.35em;
    line-height: 1.3;
    flex: 1;
}

.aabs-howto-step__check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border: 1px solid var(--aabs-howto-border);
    border-radius: 999px;
    background: #fff;
    color: var(--aabs-howto-muted);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    flex-shrink: 0;
}

.aabs-howto-step__check:hover {
    border-color: var(--aabs-howto-accent);
    color: var(--aabs-howto-accent);
}

.aabs-howto-step__check[aria-pressed="true"] {
    background: var(--aabs-howto-done);
    color: #fff;
    border-color: var(--aabs-howto-done);
}

.aabs-howto-step__check-icon {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border: 2px solid currentColor;
    display: inline-block;
    position: relative;
}

.aabs-howto-step__check[aria-pressed="true"] .aabs-howto-step__check-icon::after {
    content: '';
    position: absolute;
    left: 3px;
    top: -1px;
    width: 5px;
    height: 10px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.aabs-howto-step__body {
    line-height: 1.7;
}

.aabs-howto-step__body > :first-child {
    margin-top: 0;
}

.aabs-howto-step__body > :last-child {
    margin-bottom: 0;
}

.aabs-howto-step__figure {
    margin: 20px 0 0;
}

.aabs-howto-step__image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    display: block;
}

.aabs-howto-step__footer {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px dashed var(--aabs-howto-border);
    flex-wrap: wrap;
}

.aabs-howto-step__action {
    padding: 8px 14px;
    border: 1px solid var(--aabs-howto-border);
    border-radius: 8px;
    background: #f8fafc;
    color: #0f172a;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.aabs-howto-step__action:hover {
    border-color: var(--aabs-howto-accent);
    color: var(--aabs-howto-accent);
}

.aabs-howto-step__action--primary {
    margin-left: auto;
    background: var(--aabs-howto-accent);
    color: #fff;
    border-color: var(--aabs-howto-accent);
}

.aabs-howto-step__action--primary:hover {
    background: #2980b9;
    border-color: #2980b9;
    color: #fff;
}

.aabs-howto.is-complete .aabs-howto__summary::after {
    content: 'All steps complete';
    display: inline-block;
    margin-left: auto;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--aabs-howto-done);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
}

@media (max-width: 640px) {
    .aabs-howto-step {
        padding: 20px 18px 18px;
    }
    .aabs-howto-step__header {
        flex-wrap: wrap;
    }
    .aabs-howto-step__title {
        font-size: 1.2em;
        width: 100%;
        order: 3;
    }
    .aabs-howto-step__check {
        margin-left: auto;
    }
    .aabs-howto-step__action--primary {
        margin-left: 0;
        flex: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .aabs-howto__progress-bar,
    .aabs-howto-step,
    .aabs-howto__toc-link {
        transition: none;
    }
}