.features-intro {
    padding-block: var(--tk-space-7) var(--tk-space-6);
}

.features-intro h1,
.feature-intro h1 {
    margin-bottom: var(--tk-space-5);
}

.features-intro .short-answer,
.feature-intro .short-answer {
    max-width: var(--tk-size-prose);
    margin-bottom: var(--tk-space-3);
    font-size: var(--tk-font-size-lead);
    color: var(--tk-color-text-muted);
}

.features-lead,
.feature-lead {
    max-width: var(--tk-size-prose);
    margin-bottom: 0;
    color: var(--tk-color-text);
}

.features-jump-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--tk-space-2);
    padding: 0;
    margin: var(--tk-space-6) 0 0;
    list-style: none;
}

.features-jump-link {
    display: inline-flex;
    gap: var(--tk-space-2);
    align-items: center;
    min-height: var(--tk-size-target);
    padding: var(--tk-space-1) var(--tk-space-4) var(--tk-space-1) var(--tk-space-2);
    font-family: var(--tk-font-display);
    font-size: var(--tk-font-size-sm);
    font-weight: var(--tk-font-weight-semibold);
    color: var(--tk-color-text);
    text-decoration: var(--tk-link-decoration-ui);
    background-color: var(--tk-color-surface);
    border: var(--tk-border-width) solid var(--tk-color-line);
    border-radius: var(--tk-radius-pill);
    box-shadow: var(--tk-shadow-sm);
}

.features-jump-link:hover {
    color: var(--tk-color-primary-text);
    border-color: var(--tk-color-line-strong);
}

.features-jump-number {
    padding: var(--tk-space-1) var(--tk-space-2);
    font-family: var(--tk-font-mono);
    font-size: var(--tk-font-size-xs);
    line-height: var(--tk-line-height-none);
    color: var(--tk-color-primary-text);
    background-color: var(--tk-color-primary-soft);
    border-radius: var(--tk-radius-pill);
}

.features-chapter {
    padding-block: var(--tk-space-7);
    scroll-margin-top: var(--tk-size-header);
}

.features-chapter + .features-chapter .features-chapter-grid {
    padding-top: var(--tk-space-7);
    border-top: var(--tk-border-width) solid var(--tk-color-line);
}

.features-chapter-grid {
    display: grid;
    gap: var(--tk-space-5);
}

.features-chapter-intro {
    max-width: var(--tk-size-prose);
}

.features-chapter-number {
    margin-bottom: var(--tk-space-2);
    font-family: var(--tk-font-display);
    font-size: var(--tk-size-chapter-number);
    font-weight: var(--tk-font-weight-extrabold);
    line-height: var(--tk-line-height-none);
    letter-spacing: var(--tk-letter-spacing-tight);
    color: var(--tk-color-primary-text);
}

.features-chapter-intro h2 {
    margin-bottom: var(--tk-space-3);
}

.features-chapter-text {
    margin-bottom: 0;
    font-size: var(--tk-font-size-lg);
    color: var(--tk-color-text-muted);
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(var(--tk-size-card-min), 1fr));
    gap: var(--tk-space-4);
    padding: 0;
    margin: 0;
    list-style: none;
}

.feature-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--tk-space-3);
    padding: var(--tk-space-5);
    background-color: var(--tk-color-surface);
    border: var(--tk-border-width) solid var(--tk-color-line);
    border-radius: var(--tk-radius-lg);
    box-shadow: var(--tk-shadow-sm);
    transition: box-shadow var(--tk-motion-base) var(--tk-motion-ease), border-color var(--tk-motion-base) var(--tk-motion-ease), transform var(--tk-motion-base) var(--tk-motion-ease);
}

.feature-card:hover {
    border-color: var(--tk-color-line-strong);
    box-shadow: var(--tk-shadow-md);
    transform: translateY(calc(var(--tk-space-1) * -1));
}

.feature-card-icon,
.feature-benefit-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--tk-size-icon-box);
    height: var(--tk-size-icon-box);
    color: var(--tk-color-primary-text);
    background-color: var(--tk-color-primary-soft);
    border-radius: var(--tk-radius-md);
}

.feature-card-icon .icon,
.feature-benefit-icon .icon {
    width: var(--tk-size-icon-lg);
    height: var(--tk-size-icon-lg);
}

.feature-card-title {
    margin: 0;
    font-size: var(--tk-font-size-lg);
}

.feature-card-link {
    color: var(--tk-color-text);
    text-decoration: var(--tk-link-decoration-ui);
}

.feature-card-link::after {
    position: absolute;
    inset: 0;
    content: "";
    border-radius: inherit;
}

.feature-card-link:hover {
    color: var(--tk-color-primary-text);
}

.feature-card-text {
    flex-grow: 1;
    margin: 0;
    font-size: var(--tk-font-size-sm);
    color: var(--tk-color-text-muted);
}

.feature-card-arrow {
    color: var(--tk-color-primary-text);
    transition: transform var(--tk-motion-base) var(--tk-motion-ease);
}

.feature-card:hover .feature-card-arrow {
    transform: translateX(var(--tk-space-1));
}

.feature-layout {
    display: grid;
    gap: var(--tk-space-6);
    padding-block: var(--tk-space-6) var(--tk-space-7);
}

.feature-intro {
    max-width: var(--tk-size-hero-copy);
}

.feature-kicker {
    padding: var(--tk-space-1) var(--tk-space-3);
    margin-bottom: var(--tk-space-4);
    color: var(--tk-color-primary-text);
    background-color: var(--tk-color-primary-soft);
    border: var(--tk-border-width) solid var(--tk-color-line);
    border-radius: var(--tk-radius-pill);
}

.feature-steps .feature-section-heading {
    margin-top: var(--tk-space-6);
}

.feature-step-list {
    padding: 0;
    margin: 0;
    list-style: none;
}

.feature-step {
    display: flex;
    align-items: flex-start;
    min-height: var(--tk-feature-step-height);
}

.feature-step-heading {
    font-size: var(--tk-font-size-xl);
}

.feature-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(var(--tk-size-card-min), 1fr));
    gap: var(--tk-space-4);
    padding: 0;
    margin: 0;
    list-style: none;
}

.feature-benefit {
    display: flex;
    flex-direction: column;
    gap: var(--tk-space-3);
    padding: var(--tk-space-5);
    background-color: var(--tk-color-surface);
    border: var(--tk-border-width) solid var(--tk-color-line);
    border-radius: var(--tk-radius-lg);
    box-shadow: var(--tk-shadow-sm);
}

.feature-benefit-heading {
    margin: 0;
    font-size: var(--tk-font-size-lg);
}

.feature-benefit-text {
    margin: 0;
    font-size: var(--tk-font-size-sm);
    color: var(--tk-color-text-muted);
}

.feature-scope-panel {
    padding: var(--tk-space-6) var(--tk-space-5);
    background-color: var(--tk-color-surface);
    background-image: var(--tk-gradient-panel);
    border: var(--tk-border-width) solid var(--tk-color-line);
    border-radius: var(--tk-radius-xl);
    box-shadow: var(--tk-shadow-md);
}

.feature-scope-head {
    display: flex;
    flex-wrap: wrap;
    gap: var(--tk-space-3);
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: var(--tk-space-3);
}

.feature-scope-head .feature-section-heading {
    margin-bottom: 0;
}

.feature-capabilities {
    display: grid;
    padding: 0;
    margin: 0;
    list-style: none;
}

.feature-capability {
    display: flex;
    flex-wrap: wrap;
    gap: var(--tk-space-2) var(--tk-space-4);
    align-items: center;
    justify-content: space-between;
    padding-block: var(--tk-space-4);
    border-bottom: var(--tk-border-width) solid var(--tk-color-line);
}

.feature-capability-body {
    flex: 1 1 var(--tk-size-card-min);
}

.feature-capability-name {
    margin: 0;
    font-size: var(--tk-font-size-md);
}

.feature-capability-text {
    margin: var(--tk-space-1) 0 0;
    font-size: var(--tk-font-size-sm);
    color: var(--tk-color-text-muted);
}

@media (min-width: 768px) {
    .feature-capabilities {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        column-gap: var(--tk-space-7);
    }

    .feature-scope-panel {
        padding: var(--tk-space-7);
    }
}

@media (min-width: 1024px) {
    .features-intro {
        padding-block: var(--tk-space-8) var(--tk-space-7);
    }

    .features-chapter-grid {
        grid-template-columns: var(--tk-features-chapter-columns);
        gap: var(--tk-space-7);
        align-items: start;
    }

    .features-chapter-intro {
        position: sticky;
        top: var(--tk-scene-sticky-top);
    }

    .feature-layout {
        grid-template-columns: var(--tk-feature-columns);
        grid-template-rows: auto 1fr;
        column-gap: var(--tk-space-7);
        padding-block: var(--tk-space-7) var(--tk-space-8);
    }

    .feature-walk {
        display: contents;
    }

    .feature-stage {
        grid-row: 1 / span 2;
        grid-column: 2;
        align-self: start;
    }

    .feature-stage .scene-svg {
        max-height: var(--tk-feature-stage-max);
    }

    .feature-intro,
    .feature-steps {
        grid-column: 1;
    }

    .feature-intro {
        align-self: center;
    }

    .feature-step {
        align-items: center;
        min-height: var(--tk-feature-step-height-wide);
    }
}

@media (min-width: 1200px) {
    .feature-cards-three {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (prefers-reduced-motion: reduce) {
    .feature-card:hover,
    .feature-card:hover .feature-card-arrow {
        transform: none;
    }
}