/* =========================================================
   Special Features — Compact page header
   ========================================================= */

.page-hero--feature {
    max-width: 820px;
}

.page-hero--feature .page-hero__title {
    max-width: 15ch;
    font-size: clamp(2.2rem, 4.4vw, 3.6rem);
    line-height: 1.12;
    letter-spacing: -0.01em;
}

.page-hero--feature .page-hero__lede {
    max-width: 66ch;
    margin-top: 24px;
    font-size: clamp(1.05rem, 2vw, 1.22rem);
}

/* =========================================================
   Overview and feature index
   ========================================================= */
.feature-overview {
    padding: var(--section-space) 0 var(--content-gap);
}

/* =========================================================
   Feature panels — Badge and accent-rule variation
   ========================================================= */
.feature-list {
    padding: 0 0 var(--section-space);
}

.feature-list__inner {
    display: grid;
    gap: var(--grid-gap);
}

/* The panel is the page's only card. */
.feature-panel {
    display: grid;
    gap: 34px;
    scroll-margin-top: 24px;
    padding: 34px;
    border: 1px solid rgba(5, 45, 73, 0.08);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-card);
    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

/* These articles are not buttons. Highlight only the index destination,
   so readers can identify the panel they jumped to without a hover effect. */
.feature-panel:target {
    border-color: rgba(169, 132, 52, 0.35);
    box-shadow:
        inset 4px 0 0 var(--brass),
        var(--shadow-card);
}

.feature-panel__heading {
    min-width: 0;
}

/* The one label above the title. */
.feature-panel__category {
    margin-bottom: 0.75rem;
    color: var(--brass);
    font: var(--label-font);
    letter-spacing: var(--label-tracking);
    text-transform: uppercase;
}

.feature-panel h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    font-weight: 600;
    line-height: 1.15;
}

.feature-panel__summary {
    max-width: 34ch;
    margin-top: 13px;
    color: var(--ink-soft);
    line-height: 1.6;
}

.feature-panel__body {
    min-width: 0;
}

.feature-panel__body p {
    color: var(--ink-soft);
    font-size: 1rem;
}

.feature-panel__body p + p {
    margin-top: 18px;
}

.feature-panel__body .feature-panel__lede {
    color: var(--ink);
    font-size: 1.08rem;
    line-height: 1.7;
}

/* Same mono label scale as .prod-index__group in styles.css — this was the
   page's only uppercase label set in body type. Its bottom rule doubles as
   the top rule of the list beneath it. */
.feature-panel__body h3 {
    margin-top: var(--grid-gap);
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--line);
    color: var(--navy-700);
    font: var(--label-font);
    letter-spacing: var(--label-tracking);
    text-transform: uppercase;
}

/* =========================================================
   Benefit lists
   Hairline rows with a brass dot. These sit inside a panel that is
   already a card, and the items run from two words to a full clause — a
   bordered, filled rectangle each turned one panel into eleven rectangles.
   The marker is a dot: these lists are headed "Typical applications",
   so they are examples.
   ========================================================= */
.benefit-list {
    display: grid;
    gap: 0 2.5rem;
    margin: 0;
}

.benefit-list li {
    position: relative;
    min-width: 0;
    padding: 0.8rem 0 0.8rem 1.4rem;
    border-bottom: 1px solid var(--line);
    color: var(--ink-soft);
    line-height: 1.5;
}

.benefit-list li::before {
    position: absolute;
    top: 1.3rem;
    left: 0;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 999px;
    background: var(--brass);
    content: "";
}

/* =========================================================
   Supporting feature elements
   ========================================================= */

/* The brass rule carries the emphasis. */
.feature-note {
    margin-top: 26px;
    padding: 2px 0 2px 22px;
    border-left: 3px solid var(--brass);
}

.feature-note strong {
    display: block;
    color: var(--navy-900);
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
}

.feature-note p {
    margin-top: 6px;
}

/* Four period names read as a spec row. */
.time-range {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 1.75rem;
    margin-top: 24px;
    padding-top: 0.9rem;
    border-top: 1px solid var(--line);
    color: var(--navy-700);
    font: var(--label-font);
    letter-spacing: var(--label-tracking);
    text-transform: uppercase;
}
/* =========================================================
   Summary section
   ========================================================= */
.feature-summary {
    border-top: 1px solid var(--line);
    background: #fff;
    padding: var(--section-space) 0;
}

.feature-summary__grid {
    display: grid;
    gap: var(--content-gap);
}

.feature-summary h2 {
    max-width: 18ch;
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 600;
    line-height: 1.15;
}

.feature-summary__copy p {
    color: var(--ink-soft);
    font-size: 1.08rem;
}

.feature-summary__copy p + p {
    margin-top: 18px;
}

/* =========================================================
   Responsive layout
   ========================================================= */
@media (min-width: 760px) {
    .feature-panel {
        grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr);
        padding: 42px;
    }

    .feature-panel__heading {
        padding-right: 30px;
        border-right: 1px solid var(--line);
    }

    .benefit-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .benefit-list--single {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 759px) {
    .feature-panel {
        gap: 26px;
        padding: 28px 24px 26px;
    }

    .feature-panel__summary {
        max-width: none;
    }
}