.wm-guide {
    --wm-ink: #20262b;
    --wm-muted: #52616c;
    --wm-line: #dce3e8;
    --wm-cool: #087da2;
    --wm-heat: #b45b21;
    margin-top: 30px;
    color: var(--wm-ink);
    font-size: 16px;
    line-height: 1.6;
}
.wm-guide, .wm-guide * { box-sizing: border-box; }
.wm-guide [hidden] { display: none !important; }
.wm-guide h3, .wm-guide h4 { color: var(--wm-ink); text-transform: none; letter-spacing: normal; }
.wm-guide h3 { margin: 0 0 12px; font-size: 25px; font-weight: 750; line-height: 1.25; }
.wm-guide h4 { margin: 0 0 8px; font-size: 18px; font-weight: 750; line-height: 1.35; }
.wm-guide p { max-width: 75ch; margin: 0 0 14px; color: var(--wm-muted); font-size: 16px; line-height: 1.65; }
.wm-guide p:last-child { margin-bottom: 0; }
.wm-guide a { color: #a52139; text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.wm-guide a:hover { color: #741529; }
.wm-guide a:focus-visible, .wm-guide button:focus-visible, .wm-guide summary:focus-visible { outline: 3px solid var(--wm-cool); outline-offset: 4px; }
.wm-guide ul { margin: 14px 0 0; padding-left: 22px; }
.wm-guide li { margin: 0 0 10px; color: var(--wm-muted); font-size: 16px; line-height: 1.6; }
.wm-guide li:last-child { margin-bottom: 0; }
.wm-guide li strong { color: var(--wm-ink); }
.wm-guide .wm-intro { padding-top: 26px; border-top: 1px solid var(--wm-line); }
.wm-guide .wm-intro h3 { font-size: 29px; }
.wm-guide .wm-section { margin-top: 36px; }

.wm-guide .wm-explainer { margin-top: 27px; padding: 25px 22px 22px; border: 1px solid #cbd8e0; border-radius: 6px; background: #f7fafb; }
.wm-guide .wm-diagram-heading h3 { font-size: 23px; }
.wm-guide .wm-diagram-heading p { font-size: 15px; }
.wm-guide .wm-toggle { display: inline-flex; flex-wrap: wrap; gap: 3px; max-width: 100%; margin: 17px 0 3px; padding: 4px; border: 1px solid #aebfc8; border-radius: 5px; background: #fff; }
.wm-guide .wm-toggle button { min-height: 42px; padding: 8px 14px; border: 1px solid transparent; border-radius: 3px; background: #fff; color: #364650; font: inherit; font-size: 15px; font-weight: 700; line-height: 1.3; cursor: pointer; transition: background-color .15s ease, color .15s ease; }
.wm-guide .wm-toggle button[aria-pressed="true"] { border-color: var(--wm-cool); background: var(--wm-cool); color: #fff; }
.wm-guide .wm-toggle button[aria-pressed="false"]:hover { background: #e9f2f6; }
.wm-guide .wm-air-path { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin: 28px 0 24px; }
.wm-guide .wm-air-node { position: relative; min-width: 0; text-align: center; }
.wm-guide .wm-air-node:not(:last-child)::after { position: absolute; top: 34px; right: -16px; width: 12px; height: 12px; border-top: 2px solid #81939e; border-right: 2px solid #81939e; content: ""; transform: rotate(45deg); }
.wm-guide .wm-node-icon { display: block; width: 76px; height: 76px; max-width: 100%; margin: 0 auto 13px; color: #667884; }
.wm-guide .wm-node-icon svg { display: block; width: 100%; height: 100%; }
.wm-guide .wm-air-node strong { display: block; margin: 0 0 7px; color: var(--wm-ink); font-size: 16px; line-height: 1.3; }
.wm-guide .wm-air-node span { display: block; color: var(--wm-muted); font-size: 15px; line-height: 1.45; }
.wm-guide .wm-air-turbo .wm-node-icon { color: var(--wm-heat); }
.wm-guide .wm-air-intercooler .wm-node-icon { color: #467080; }
.wm-guide .wm-air-nozzle .wm-node-icon, .wm-guide .wm-air-engine .wm-node-icon { transition: color .15s ease; }
.wm-guide .wm-spray { opacity: 1; transition: opacity .15s ease; }
.wm-guide[data-injection="on"] .wm-air-nozzle .wm-node-icon, .wm-guide[data-injection="on"] .wm-air-engine .wm-node-icon { color: var(--wm-cool); }
.wm-guide[data-injection="off"] .wm-air-nozzle .wm-node-icon { color: #7d8c94; }
.wm-guide[data-injection="off"] .wm-air-engine .wm-node-icon { color: var(--wm-heat); }
.wm-guide[data-injection="off"] .wm-spray { opacity: 0; }
.wm-guide .wm-flow-path { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: 0; padding: 20px 0; border-top: 1px solid #cddde4; border-bottom: 1px solid #cddde4; }
.wm-guide .wm-component { min-width: 0; }
.wm-guide .wm-component > svg, .wm-guide .wm-component > .wm-component-icon, .wm-guide .wm-component > i { display: block; width: 37px; height: 37px; margin: 0 0 10px; color: var(--wm-cool); font-size: 29px; line-height: 37px; }
.wm-guide .wm-component-icon svg { width: 100%; height: 100%; }
.wm-guide .wm-component strong { display: block; margin-bottom: 5px; color: var(--wm-ink); font-size: 16px; line-height: 1.35; }
.wm-guide .wm-component span { display: block; color: var(--wm-muted); font-size: 15px; line-height: 1.5; }
.wm-guide .wm-diagram-status { margin: 19px 0 9px; padding-left: 13px; border-left: 3px solid var(--wm-cool); color: #265467; font-size: 16px; font-weight: 650; }
.wm-guide[data-injection="off"] .wm-diagram-status { border-left-color: #778994; color: #465d69; }
.wm-guide .wm-diagram-note { font-size: 15px; }

.wm-guide .wm-benefits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-top: 22px; }
.wm-guide .wm-benefits article { min-width: 0; padding-top: 17px; border-top: 2px solid #c4dce6; }
.wm-guide .wm-benefit-icon { display: block; width: 32px; height: 32px; margin-bottom: 12px; color: var(--wm-cool); font-size: 29px; line-height: 32px; }
.wm-guide .wm-benefit-icon svg { display: block; width: 100%; height: 100%; }
.wm-guide .wm-benefits p { font-size: 15px; }
.wm-guide .wm-benefits + p { margin-top: 23px; }
.wm-guide .wm-engine-note { margin-top: 30px; padding: 21px 0 21px 20px; border-left: 4px solid #cf2f47; }
.wm-guide .wm-engine-note h3 { font-size: 23px; }
.wm-guide .wm-products { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 25px; margin-top: 22px; }
.wm-guide .wm-product { min-width: 0; margin: 0; }
.wm-guide .wm-product img { display: block; width: 100%; height: auto; aspect-ratio: 1 / 1; margin: 0 0 17px; border: 1px solid #e3e8ec; border-radius: 4px; background: #fff; object-fit: contain; }
.wm-guide .wm-product figcaption { margin: 0; padding: 0; color: var(--wm-ink); }
.wm-guide .wm-product p { font-size: 15px; }
.wm-guide .wm-product a { font-size: 15px; font-weight: 700; }
.wm-guide .wm-product-spec { margin-top: 17px; color: #60717b; font-size: 15px; }
.wm-guide .wm-products + h4 { margin-top: 29px; }

.wm-guide .wm-how-list { margin: 19px 0 0; padding: 0; list-style: none; counter-reset: wm-step; }
.wm-guide .wm-how-list li { position: relative; margin: 0; padding: 17px 0 17px 46px; border-top: 1px solid var(--wm-line); counter-increment: wm-step; }
.wm-guide .wm-how-list li::before { position: absolute; top: 18px; left: 0; color: var(--wm-cool); font-size: 24px; font-weight: 750; line-height: 1; content: counter(wm-step); }
.wm-guide .wm-how-list strong { display: block; margin-bottom: 5px; color: var(--wm-ink); font-size: 18px; }
.wm-guide .wm-how-list span { display: block; font-size: 16px; line-height: 1.6; }
.wm-guide .wm-history { margin-top: 36px; }
.wm-guide .wm-history ol { margin: 24px 0 0; padding: 0; list-style: none; }
.wm-guide .wm-history li { position: relative; display: grid; grid-template-columns: 70px minmax(0, 1fr); column-gap: 19px; margin: 0; padding: 0 0 26px; }
.wm-guide .wm-history li:last-child { padding-bottom: 0; }
.wm-guide .wm-history li::before { position: absolute; top: 10px; bottom: -10px; left: 70px; border-left: 1px solid #c4d3db; content: ""; }
.wm-guide .wm-history li:last-child::before { bottom: 0; }
.wm-guide .wm-history li::after { position: absolute; top: 8px; left: 67px; width: 7px; height: 7px; border-radius: 50%; background: var(--wm-cool); content: ""; }
.wm-guide .wm-history time { grid-column: 1; grid-row: 1 / span 2; color: var(--wm-cool); font-size: 18px; font-weight: 750; line-height: 1.35; }
.wm-guide .wm-history li > div { grid-column: 2; min-width: 0; }
.wm-guide .wm-history h4 { grid-column: 2; }
.wm-guide .wm-history p { grid-column: 2; margin: 0; }
.wm-guide .wm-faq { margin-top: 36px; }
.wm-guide .wm-faq details { padding: 17px 0; border-bottom: 1px solid var(--wm-line); }
.wm-guide .wm-faq details:first-of-type { border-top: 1px solid var(--wm-line); }
.wm-guide summary { color: var(--wm-ink); font-size: 17px; font-weight: 700; line-height: 1.45; cursor: pointer; }
.wm-guide summary::marker { color: #a52139; }
.wm-guide details p { margin-top: 13px; }
.wm-guide .wm-reading { margin-top: 25px; }
.wm-guide .wm-reading summary { font-size: 16px; }
.wm-guide .wm-reading li, .wm-guide .wm-reading p { font-size: 15px; }

@media (max-width: 767px) {
    .wm-guide .wm-benefits { grid-template-columns: minmax(0, 1fr); gap: 20px; }
    .wm-guide .wm-benefits article { padding-top: 15px; }
    .wm-guide .wm-benefit-icon { float: left; margin: 0 13px 5px 0; }
    .wm-guide .wm-benefits h4 { min-height: 32px; padding-top: 4px; }
    .wm-guide .wm-benefits p { clear: both; }
}
@media (max-width: 575px) {
    .wm-guide { margin-top: 24px; }
    .wm-guide h3 { font-size: 23px; }
    .wm-guide .wm-intro h3 { font-size: 26px; }
    .wm-guide .wm-section, .wm-guide .wm-history, .wm-guide .wm-faq { margin-top: 29px; }
    .wm-guide .wm-explainer { padding: 19px 15px; }
    .wm-guide .wm-toggle { display: flex; width: 100%; }
    .wm-guide .wm-toggle button { flex: 1 1 95px; padding: 9px 7px; }
    .wm-guide .wm-air-path { grid-template-columns: minmax(0, 1fr); gap: 30px; margin-top: 25px; }
    .wm-guide .wm-air-node { display: grid; grid-template-columns: 67px minmax(0, 1fr); column-gap: 14px; text-align: left; }
    .wm-guide .wm-node-icon { grid-column: 1; grid-row: 1 / span 2; width: 64px; height: 64px; margin: 0; }
    .wm-guide .wm-air-node strong { grid-column: 2; align-self: end; margin-bottom: 5px; }
    .wm-guide .wm-air-node span { grid-column: 2; }
    .wm-guide .wm-air-node:not(:last-child)::after { top: auto; right: auto; bottom: -21px; left: 27px; width: 10px; height: 10px; transform: rotate(135deg); }
    .wm-guide .wm-flow-path { grid-template-columns: minmax(0, 1fr); gap: 17px; }
    .wm-guide .wm-component { display: grid; grid-template-columns: 39px minmax(0, 1fr); column-gap: 13px; }
    .wm-guide .wm-component > svg, .wm-guide .wm-component > .wm-component-icon, .wm-guide .wm-component > i { grid-column: 1; grid-row: 1 / span 2; margin: 0; }
    .wm-guide .wm-component strong, .wm-guide .wm-component span { grid-column: 2; }
    .wm-guide .wm-engine-note { padding: 7px 0 7px 15px; }
    .wm-guide .wm-products { grid-template-columns: minmax(0, 1fr); gap: 29px; }
    .wm-guide .wm-product img { max-width: 380px; margin-right: auto; margin-left: auto; }
    .wm-guide .wm-history li { grid-template-columns: 56px minmax(0, 1fr); column-gap: 16px; }
    .wm-guide .wm-history li::before { left: 56px; }
    .wm-guide .wm-history li::after { left: 53px; }
    .wm-guide .wm-history time { font-size: 17px; }
}
@media (prefers-reduced-motion: reduce) {
    .wm-guide .wm-toggle button, .wm-guide .wm-air-nozzle .wm-node-icon, .wm-guide .wm-air-engine .wm-node-icon, .wm-guide .wm-spray { transition: none; }
}