/* Homepage positioning section. Shared typography, colours and spacing come
   from style.css; no shared hero, navigation or category rules are overridden. */
.welding-advantage {
    padding: var(--section-space) var(--gutter);
    border-block: 1px solid var(--color-border);
    background: linear-gradient(var(--color-bg), var(--color-bg-raised));
}

.welding-advantage-inner {
    max-width: var(--container-wide);
    margin-inline: auto;
}

.advantage-intro {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: end;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.advantage-intro h2 {
    font-size: var(--text-page);
}

.advantage-lead {
    max-width: var(--container-copy);
    color: var(--color-muted);
    font-size: var(--text-lg);
}

.advantage-ecosystem {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-12);
    padding: clamp(var(--space-6), 3.5vw, var(--space-12));
    border-top: 2px solid var(--color-accent);
    background: linear-gradient(120deg, var(--color-surface), var(--color-bg-raised));
}

.advantage-label {
    margin-bottom: var(--space-5);
    color: var(--color-link);
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    letter-spacing: var(--tracking-eyebrow);
    text-transform: uppercase;
}

.advantage-ecosystem h3 {
    margin-bottom: var(--space-6);
    font-size: var(--text-section);
}

.advantage-ecosystem-copy > p:last-child,
.advantage-benefit > p:last-child {
    max-width: var(--container-copy);
    color: var(--color-muted);
}

.advantage-system {
    align-self: center;
    padding-left: var(--space-10);
    border-left: 1px solid var(--color-border);
}

.advantage-system-title {
    margin-bottom: var(--space-6);
    color: var(--color-muted);
    font-size: var(--text-sm);
}

.advantage-system-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
    list-style: none;
}

.advantage-system-list li {
    position: relative;
    padding-left: var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    line-height: 1.5;
}

.advantage-system-list li::before {
    content: "";
    position: absolute;
    top: .55em;
    left: 0;
    width: var(--space-1);
    height: var(--space-1);
    background: var(--color-link);
}

.advantage-system-list span {
    display: block;
    margin-top: var(--space-1);
    color: var(--color-muted);
    font-size: var(--text-xs);
    font-weight: var(--weight-normal);
}

.advantage-benefits {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: var(--space-10);
    margin-top: var(--space-12);
}

.advantage-benefit {
    display: grid;
    grid-template-rows: subgrid;
    grid-row: span 3;
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.advantage-label > span {
    margin-right: var(--space-2);
    color: var(--color-subtle);
    letter-spacing: 0;
}

.advantage-benefit h3 {
    margin-bottom: var(--space-5);
    font-size: var(--text-subtitle);
}

/* Match the shared stacking and mobile breakpoints. */
@media (max-width: 850px) {
    .advantage-intro,
    .advantage-ecosystem {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-8);
    }

    .advantage-system {
        padding: var(--space-6) 0 0;
        border-left: 0;
        border-top: 1px solid var(--color-border);
    }

    .advantage-benefits {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-8);
    }

    .advantage-benefit {
        display: block;
        grid-row: auto;
    }
}

@media (max-width: 600px) {
    .advantage-lead { font-size: var(--text-base); }
    .advantage-system-list { gap: var(--space-5); }
}

@media (max-width: 480px) {
    .advantage-system-list { grid-template-columns: minmax(0, 1fr); }
}