:root {
    --bt-ink: #17202a;
    --bt-muted: #66727f;
    --bt-line: #dfe5ea;
    --bt-soft: #f4f7f8;
    --bt-paper: #ffffff;
    --bt-dark: #101820;
    --bt-dark-2: #17232d;
    --bt-accent: #f2b705;
    --bt-accent-2: #ffd84d;
    --bt-link: #075fae;
    --bt-danger: #b3261e;
    --bt-radius: 14px;
    --bt-shadow: 0 12px 34px rgba(16, 24, 32, .08);
    --bt-shell: 1220px;
}

html { scroll-behavior: smooth; }
body {
    color: var(--bt-ink);
    background: #eef2f4;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 17px;
    line-height: 1.68;
    -webkit-font-smoothing: antialiased;
}
body, button, input, select, textarea { font-family: inherit; }
::selection { color: #111; background: var(--bt-accent-2); }

.bt-shell,
.grid-container {
    width: 100%;
    max-width: var(--bt-shell);
    margin-left: auto;
    margin-right: auto;
}

/* Header */
.site-header {
    background: var(--bt-dark);
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.inside-header {
    min-height: 88px;
    padding-top: 18px;
    padding-bottom: 18px;
}
.site-branding { position: relative; padding-left: 52px; }
.bt-brand-mark {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    color: var(--bt-accent);
}
.main-title { font-weight: 850; letter-spacing: -.04em; line-height: 1; }
.main-title a,
.main-title a:hover { color: #fff; }
.site-description { margin-top: 7px; color: #aeb8c1; font-size: 13px; letter-spacing: .02em; }

.main-navigation,
.main-navigation ul ul { background: var(--bt-dark-2); }
.main-navigation { border-bottom: 1px solid rgba(255,255,255,.08); }
.main-navigation .main-nav ul li a,
.main-navigation .menu-toggle,
.main-navigation .menu-bar-items { color: #eef3f6; }
.main-navigation .main-nav > ul > li > a {
    font-size: 14px;
    font-weight: 750;
    letter-spacing: .015em;
}
.main-navigation .main-nav ul li:hover > a,
.main-navigation .main-nav ul li:focus > a,
.main-navigation .main-nav ul li[class*="current-menu-"] > a { color: var(--bt-accent-2); }

/* Hero */
.bt-hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    background:
        linear-gradient(120deg, rgba(255,255,255,.04) 1px, transparent 1px) 0 0 / 26px 26px,
        radial-gradient(circle at 80% -30%, rgba(242,183,5,.34), transparent 42%),
        var(--bt-dark);
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.bt-hero::after {
    content: "FUSE";
    position: absolute;
    right: -24px;
    bottom: -70px;
    color: rgba(255,255,255,.035);
    font-size: clamp(110px, 18vw, 270px);
    line-height: 1;
    font-weight: 950;
    letter-spacing: -.09em;
    pointer-events: none;
}
.bt-hero__inner { position: relative; z-index: 1; padding: 58px 24px 50px; }
.bt-hero__copy {
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.bt-kicker {
    display: inline-block;
    margin-bottom: 10px;
    color: #9aa6b0;
    font-size: 12px;
    font-weight: 850;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.bt-hero .bt-kicker { color: var(--bt-accent-2); }
.bt-hero h1 {
    max-width: 850px;
    margin: 0;
    color: #fff;
    font-size: clamp(34px, 5vw, 62px);
    line-height: 1.02;
    letter-spacing: -.045em;
    font-weight: 900;
}
.bt-hero p {
    max-width: 720px;
    margin: 18px auto 0;
    color: #c9d1d7;
    font-size: clamp(16px, 2vw, 20px);
}
.bt-search {
    display: grid;
    grid-template-columns: 28px minmax(0,1fr) auto;
    align-items: center;
    gap: 10px;
    width: min(860px, 100%);
    max-width: 860px;
    margin: 30px auto 0;
    padding: 7px 7px 7px 17px;
    background: #fff;
    border: 1px solid rgba(255,255,255,.7);
    border-radius: 15px;
    box-shadow: 0 16px 50px rgba(0,0,0,.22);
}
.bt-search__icon { color: #6c7781; }
.bt-search input[type="search"] {
    width: 100%;
    min-width: 0;
    margin: 0;
    padding: 12px 4px;
    color: var(--bt-ink);
    background: transparent;
    border: 0;
    font-size: 17px;
    outline: 0;
}
.bt-search input[type="search"]:focus { background: transparent; }
.bt-search button {
    min-height: 48px;
    padding: 0 22px;
    color: #111;
    background: var(--bt-accent);
    border: 0;
    border-radius: 10px;
    font-weight: 850;
}
.bt-search button:hover,
.bt-search button:focus { color: #000; background: var(--bt-accent-2); }
.bt-hero__quick { display: flex; flex-wrap: wrap; gap: 8px 13px; align-items: center; justify-content: center; max-width: 860px; margin: 14px auto 0; color: #8f9aa4; font-size: 13px; }
.bt-hero__quick a { color: #dce4e9; text-decoration: none; border-bottom: 1px dotted #67727b; }
.bt-hero__quick a:hover { color: var(--bt-accent-2); }

/* Main surfaces */
.separate-containers .site-main { margin-top: 28px; }
.separate-containers .inside-article,
.separate-containers .comments-area,
.separate-containers .page-header,
.separate-containers .paging-navigation,
.sidebar .widget {
    border: 1px solid var(--bt-line);
    border-radius: var(--bt-radius);
    box-shadow: 0 3px 18px rgba(16,24,32,.045);
}
.separate-containers .inside-article { padding: 38px 42px; }
.entry-title {
    color: var(--bt-ink);
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: -.035em;
}
.single .entry-title { font-size: clamp(29px, 3.4vw, 40px); }
.entry-title a { color: var(--bt-ink); }
.entry-title a:hover { color: var(--bt-link); }
.entry-meta { color: #5e6a74; font-size: 13px; }
.entry-meta a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.single .byline { display: none; }

.bt-category-badge {
    display: inline-flex;
    margin-bottom: 12px;
    padding: 5px 9px;
    color: #111;
    background: var(--bt-accent);
    border-radius: 6px;
    font-size: 11px;
    line-height: 1.2;
    font-weight: 900;
    letter-spacing: .08em;
    text-decoration: none;
    text-transform: uppercase;
}
.bt-category-badge:hover { color: #111; background: var(--bt-accent-2); }

/* Breadcrumbs */
.bt-breadcrumbs {
    position: relative;
    z-index: 3;
    width: 100%;
    margin: 0 0 18px;
    padding: 0;
    color: #65727d;
    font-size: 12px;
    line-height: 1.5;
}
.bt-breadcrumbs a { color: #53606b; text-decoration: none; }
.bt-breadcrumbs a:hover { color: var(--bt-link); text-decoration: underline; }

/* Content typography */
.entry-content { color: #27313a; }
.entry-content > p:first-child { font-size: 1.075em; color: #3d4852; }
.entry-content h2,
.entry-content h3 {
    color: var(--bt-ink);
    scroll-margin-top: 25px;
    letter-spacing: -.025em;
}
.entry-content h2 {
    position: relative;
    margin-top: 2.1em;
    margin-bottom: .75em;
    padding-top: .25em;
    font-size: clamp(25px, 3vw, 32px);
    line-height: 1.22;
    font-weight: 900;
}
.entry-content h2::before {
    content: "";
    display: block;
    width: 46px;
    height: 4px;
    margin-bottom: 13px;
    background: var(--bt-accent);
    border-radius: 10px;
}
.entry-content h3 { margin-top: 1.55em; font-size: clamp(20px, 2.4vw, 24px); font-weight: 850; }
.entry-content a { color: var(--bt-link); text-decoration-thickness: 1px; text-underline-offset: 2px; }
.entry-content strong { color: #16212a; }
.entry-content ul,
.entry-content ol { margin-left: 1.2em; }
.entry-content li { margin-bottom: .35em; }
.entry-content blockquote {
    margin: 28px 0;
    padding: 18px 22px;
    background: #f7f9fa;
    border-left: 4px solid var(--bt-accent);
}

/* Auto-style the manually-authored table of contents near the start of posts. */
.single .entry-content > p strong:first-child:last-child { color: var(--bt-ink); }
.single .entry-content > p:has(strong:first-child:last-child) + ul {
    margin: 10px 0 34px;
    padding: 18px 18px 18px 36px;
    background: #f7f9fa;
    border: 1px solid var(--bt-line);
    border-radius: 12px;
    columns: 2;
    column-gap: 34px;
}
.single .entry-content > p:has(strong:first-child:last-child) + ul li { break-inside: avoid; }
.single .entry-content > p:has(strong:first-child:last-child) + ul a { text-decoration: none; }
.single .entry-content > p:has(strong:first-child:last-child) + ul a:hover { text-decoration: underline; }

/* Images and diagrams */
.featured-image { margin-bottom: 28px; overflow: hidden; border-radius: 12px; background: #e9eef1; }
.featured-image img { width: 100%; height: auto; display: block; }
.entry-content figure.wp-block-image {
    margin: 30px auto;
    padding: 12px;
    background: #f8fafb;
    border: 1px solid var(--bt-line);
    border-radius: 12px;
}
.entry-content figure.wp-block-image img { display: block; width: auto; max-width: 100%; height: auto; margin: 0 auto; }
.entry-content figcaption { margin: 10px 3px 0; color: #6c7882; font-size: 12px; line-height: 1.5; text-align: center; }

/* Technical tables: 3-column fuse tables stay fluid; only genuinely wide tables scroll. */
.bt-table-wrap {
    width: 100%;
    margin: 26px 0 32px;
    overflow: hidden;
    border: 1px solid #d8e0e5;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 5px 18px rgba(16,24,32,.045);
}
.bt-table-wrap--scroll {
    overflow-x: visible;
    overflow-y: visible;
}
.bt-table-wrap--scroll:focus-visible {
    outline: 3px solid var(--bt-accent);
    outline-offset: 3px;
}
.entry-content .bt-table-wrap table {
    display: table;
    width: 100%;
    max-width: none;
    margin: 0;
    border: 0;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 0;
    box-shadow: none;
    table-layout: auto;
}
.entry-content .bt-table-wrap--scroll table {
    min-width: 0;
    width: 100%;
    table-layout: fixed;
}
.entry-content table thead { background: var(--bt-dark); color: #fff; }
.entry-content table th,
.entry-content table td {
    padding: 12px 14px;
    border-right: 1px solid #e4e9ed;
    border-bottom: 1px solid #e4e9ed;
    text-align: left;
    vertical-align: top;
    line-height: 1.45;
    overflow-wrap: anywhere;
}
.entry-content table th { color: #fff; font-size: 12px; font-weight: 850; letter-spacing: .035em; text-transform: uppercase; white-space: nowrap; }
.entry-content table td { font-size: 14px; }
.bt-fuse-table table th:first-child,
.bt-fuse-table table td:first-child { width: 1%; min-width: 86px; }
.bt-fuse-table table th:nth-child(2),
.bt-fuse-table table td:nth-child(2) { width: 1%; min-width: 88px; }
.entry-content table tbody tr:nth-child(even) { background: #f7f9fa; }
.entry-content table tbody tr:hover { background: #fff7d6; }
.entry-content table tr:last-child td { border-bottom: 0; }
.entry-content table th:last-child,
.entry-content table td:last-child { border-right: 0; }
.bt-fuse-table table td:first-child,
.bt-fuse-table table td:nth-child(2) {
    color: #17212a;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-weight: 800;
    white-space: nowrap;
}
.bt-table-cols-2 table,
.bt-table-cols-2 th,
.bt-table-cols-2 td {
    min-width: 0;
    white-space: normal;
}
.bt-table-cols-2 table th:first-child,
.bt-table-cols-2 table td:first-child {
    width: 34%;
    font-family: inherit;
    font-weight: 700;
}

/* Manufacturer index */
.bt-brand-index { margin: 30px auto 0; padding: 0 20px; }
.bt-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 16px; }
.bt-section-heading h2 { margin: 0; color: var(--bt-ink); font-size: clamp(24px, 3vw, 32px); line-height: 1.1; letter-spacing: -.035em; font-weight: 900; }
.bt-section-heading .bt-kicker { margin-bottom: 7px; color: #586570; }
.bt-section-heading__meta { color: #5f6b75; font-size: 12px; }

.bt-brand-list {
    display: grid;
    grid-template-columns: repeat(6, minmax(0,1fr));
    gap: 8px;
}
.bt-brand-list a {
    display: grid;
    grid-template-columns: minmax(0,1fr) auto;
    align-items: center;
    gap: 8px;
    min-height: 48px;
    padding: 8px 11px;
    color: #253039;
    background: #fff;
    border: 1px solid var(--bt-line);
    border-radius: 9px;
    text-decoration: none;
    scroll-margin-top: 18px;
    transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.bt-brand-list a:hover {
    color: #101820;
    border-color: #c5ced5;
    box-shadow: 0 6px 16px rgba(16,24,32,.07);
    transform: translateY(-1px);
}
.bt-brand-grid__name { overflow: hidden; font-size: 13px; font-weight: 750; text-overflow: ellipsis; white-space: nowrap; }
.bt-brand-grid__count { color: #65727d; font-size: 11px; }

/* Home/archive loop */
.archive:not(.category) .site-main,
.search .site-main,
.blog:not(.home) .site-main {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 18px;
}

.category .site-main {
    display: grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 18px;
}

.category .site-main > .bt-breadcrumbs,
.category .site-main > .page-header,
.category .site-main > .paging-navigation {
    grid-column: 1 / -1;
}

.category .page-header {
    margin: 0 0 4px;
    padding: 8px 2px 18px;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--bt-line);
    border-radius: 0;
    box-shadow: none;
}

.category .page-title {
    margin: 0;
    color: var(--bt-ink);
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.05;
    letter-spacing: -.045em;
    font-weight: 900;
}

.home .site-main {
    display: grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 18px;
}

.home .site-main > .bt-brand-index,
.home .site-main > .bt-home-latest-heading,
.home .site-main > .bt-home-about {
    grid-column: 1 / -1;
    width: 100%;
}

.bt-home-latest-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    margin: 12px 0 0;
    padding: 12px 2px 0;
    border-top: 1px solid var(--bt-line);
}

.bt-home-latest-heading h2 {
    margin: 0;
    color: var(--bt-ink);
    font-size: clamp(24px, 3vw, 32px);
    line-height: 1.1;
    letter-spacing: -.035em;
    font-weight: 900;
}

.home article .entry-meta { display: none; }
.bt-home-modified {
    margin-top: 7px;
    color: #67747e;
    font-size: 12px;
    font-weight: 650;
}
.blog .site-main > article,
.home .site-main > article,
.archive .site-main > article,
.search .site-main > article {
    height: 100%;
    margin: 0;
}
.blog .inside-article,
.home .inside-article,
.archive .inside-article,
.search .inside-article {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 20px;
}
.blog .entry-summary,
.home .entry-summary,
.archive .entry-summary,
.search .entry-summary { flex: 1 1 auto; }
.category .entry-title { min-height: 3.75em; }
.blog .post-image,
.home .post-image,
.archive .post-image,
.search .post-image { margin: -20px -20px 18px; overflow: hidden; border-radius: 13px 13px 0 0; }
.blog .post-image img,
.home .post-image img,
.archive .post-image img,
.search .post-image img { display: block; width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.blog .entry-title,
.home .entry-title,
.archive .entry-title,
.search .entry-title { font-size: 21px; line-height: 1.25; }
.blog .entry-summary,
.home .entry-summary,
.archive .entry-summary,
.search .entry-summary { color: #5c6872; font-size: 14px; }
.blog .paging-navigation,
.archive .paging-navigation,
.search .paging-navigation { grid-column: 1 / -1; }

.home .paging-navigation { display: none; }

.bt-home-about {
    margin: 28px 0 0;
    padding: 30px 32px;
    background: #fff;
    border: 1px solid var(--bt-line);
    border-radius: var(--bt-radius);
    box-shadow: 0 3px 18px rgba(16,24,32,.045);
}
.bt-home-about h2 {
    margin: 0 0 14px;
    color: var(--bt-ink);
    font-size: clamp(24px, 3vw, 31px);
    line-height: 1.16;
    letter-spacing: -.03em;
    font-weight: 900;
}
.bt-home-about__text {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 28px;
}
.bt-home-about__text p {
    margin: 0;
    color: #4f5d68;
    font-size: 15px;
    line-height: 1.72;
}



.post-type-archive-article .site-main {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 18px;
}
.post-type-archive-article .site-main > .page-header,
.post-type-archive-article .site-main > .paging-navigation,
.post-type-archive-article .site-main > .bt-breadcrumbs {
    grid-column: 1 / -1;
}
.post-type-archive-article .page-header {
    margin: 0 0 4px;
    padding: 8px 2px 18px;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--bt-line);
    border-radius: 0;
    box-shadow: none;
}
.post-type-archive-article .page-title {
    margin: 0;
    color: var(--bt-ink);
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.05;
    letter-spacing: -.045em;
    font-weight: 900;
}

/* Related models */
.bt-related { margin-top: 50px; padding-top: 28px; border-top: 1px solid var(--bt-line); }
.bt-text-link { color: var(--bt-link); font-size: 13px; font-weight: 750; text-decoration: none; }
.bt-related__grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 13px; }
.bt-related-card { overflow: hidden; background: #fff; border: 1px solid var(--bt-line); border-radius: 10px; }
.bt-related-card__image { display: block; aspect-ratio: 16/9; overflow: hidden; background: #e8edf0; text-decoration: none; }
.bt-related-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.bt-related-card:hover .bt-related-card__image img { transform: scale(1.025); }
.bt-related-card__placeholder { display: grid; width: 100%; height: 100%; place-items: center; color: #75808a; font-family: ui-monospace, monospace; font-weight: 850; }
.bt-related-card__body { padding: 11px 12px 13px; }
.bt-related-card h3 { margin: 0; font-size: 13px; line-height: 1.35; font-weight: 800; }
.bt-related-card h3 a { color: #253039; text-decoration: none; }
.bt-related-card h3 a:hover { color: var(--bt-link); }

/* Sidebar and footer */
.sidebar .widget-title { color: var(--bt-ink); font-size: 16px; font-weight: 900; }
.sidebar .widget { padding: 22px; }
.single .inside-right-sidebar {
    position: sticky;
    top: 18px;
}
.bt-article-tools { display: grid; gap: 14px; }
.bt-side-card {
    padding: 18px;
    background: #fff;
    border: 1px solid var(--bt-line);
    border-radius: 12px;
    box-shadow: 0 3px 18px rgba(16,24,32,.045);
}
.bt-side-card h2 {
    margin: 0 0 12px;
    color: var(--bt-ink);
    font-size: 16px;
    line-height: 1.25;
    font-weight: 900;
    letter-spacing: -.02em;
}
.bt-side-search form {
    display: grid;
    grid-template-columns: minmax(0,1fr) auto;
    gap: 7px;
}
.bt-side-search input[type="search"] {
    min-width: 0;
    width: 100%;
    padding: 9px 10px;
    font-size: 13px;
}
.bt-side-search button {
    padding: 0 12px;
    color: #111;
    background: var(--bt-accent);
    border: 0;
}
.bt-side-search button:hover,
.bt-side-search button:focus { background: var(--bt-accent-2); color: #111; }

.bt-side-toc ol {
    display: grid;
    gap: 7px;
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: bt-side-toc;
}
.bt-side-toc li {
    position: relative;
    margin: 0;
    padding-left: 25px;
    counter-increment: bt-side-toc;
}
.bt-side-toc li::before {
    content: counter(bt-side-toc, decimal-leading-zero);
    position: absolute;
    left: 0;
    top: .15em;
    color: #6a7680;
    font: 700 10px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.bt-side-toc a,
.bt-side-models a {
    color: #31404a;
    font-size: 12.5px;
    line-height: 1.35;
    text-decoration: underline;
    text-decoration-color: #b5c0c8;
    text-underline-offset: 2px;
}
.bt-side-toc a:hover,
.bt-side-models a:hover { color: var(--bt-link); text-decoration-color: currentColor; }
.bt-side-card__heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
}
.bt-side-card__heading > a { font-size: 11px; }
.bt-side-models ul {
    display: grid;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.bt-side-models li { margin: 0; padding-top: 8px; border-top: 1px solid #edf0f2; }
.bt-side-models li:first-child { padding-top: 0; border-top: 0; }

.site-footer { margin-top: 42px; }
.site-info { color: #c8d0d6; background: var(--bt-dark); }
.site-info a { color: #fff; }
.site-info .inside-site-info {
    display: flex;
    align-items: center;
    justify-content: center;
}
.copyright-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px 18px;
    flex-wrap: nowrap;
    width: 100%;
}
.bt-footer-copy {
    white-space: nowrap;
}
.bt-footer-links {
    display: inline-flex;
    align-items: center;
    gap: 8px 18px;
    flex-wrap: nowrap;
}
.bt-footer-links a {
    color: #fff;
    font-size: 13px;
    text-decoration: underline;
    text-decoration-color: rgba(255,255,255,.35);
    text-underline-offset: 3px;
}

/* Inputs */
input[type="text"], input[type="email"], input[type="url"], input[type="password"], input[type="search"], input[type="tel"], input[type="number"], textarea, select {
    border: 1px solid #d3dbe1;
    border-radius: 8px;
}
input:focus, textarea:focus, select:focus { outline: 3px solid rgba(242,183,5,.28); outline-offset: 1px; }
button, input[type="submit"], a.button { border-radius: 8px; font-weight: 800; }

/* Focus */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible { outline: 3px solid var(--bt-accent); outline-offset: 3px; }

/* Tablet */
@media (max-width: 1024px) {
    .bt-brand-list { grid-template-columns: repeat(4, minmax(0,1fr)); }
    .home .site-main { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .category .site-main { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .bt-home-latest-heading,
    .home .site-main > .bt-brand-index { grid-column: 1 / -1; }
    .bt-related__grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .separate-containers .inside-article { padding: 32px; }
}

/* Mobile */
@media (max-width: 768px) {
    body { font-size: 16px; line-height: 1.64; }
    .inside-header { min-height: 70px; padding: 12px 18px; }
    .site-branding { padding-left: 45px; }
    .bt-brand-mark { width: 34px; height: 34px; }
    .main-title { font-size: 24px; }
    .site-description { display: none; }
    .main-navigation .inside-navigation { padding-left: 12px; padding-right: 12px; }
    .main-navigation .menu-toggle { min-height: 52px; font-weight: 800; }

    .bt-hero__inner { padding: 37px 18px 34px; }
    .bt-hero h1 { font-size: clamp(32px, 10vw, 46px); }
    .bt-hero p { margin-top: 13px; font-size: 16px; }
    .bt-search { grid-template-columns: 24px minmax(0,1fr); gap: 8px; margin-top: 23px; padding: 8px 11px 8px 14px; border-radius: 12px; }
    .bt-search input[type="search"] { min-height: 44px; padding: 8px 0; font-size: 16px; }
    .bt-search button { grid-column: 1 / -1; min-height: 46px; width: 100%; }
    .bt-hero__quick { line-height: 1.8; }

    .bt-brand-index { margin-top: 22px; padding: 0 12px; }
    .bt-brand-list { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 6px; }
    .bt-brand-list a { min-height: 44px; padding: 7px 9px; }
    .bt-brand-grid__count { display: none; }

    .bt-breadcrumbs { margin: 0 0 16px; padding: 0; white-space: nowrap; overflow-x: auto; scrollbar-width: none; }
    .bt-breadcrumbs::-webkit-scrollbar { display: none; }

    .separate-containers .site-main { margin-top: 17px; }
    .separate-containers .inside-article,
    .separate-containers .comments-area,
    .separate-containers .page-header,
    .separate-containers .paging-navigation,
    .one-container .site-content,
    .inside-page-header { padding: 20px 18px; }
    .single .entry-title { font-size: clamp(29px, 9vw, 38px); }
    .entry-content h2 { margin-top: 1.8em; font-size: 25px; }
    .entry-content h3 { font-size: 21px; }
    .single .entry-content > p:has(strong:first-child:last-child) + ul { columns: 1; padding: 15px 16px 15px 34px; }

    .featured-image { margin-left: -18px; margin-right: -18px; border-radius: 0; }
    .entry-content figure.wp-block-image { margin-left: -6px; margin-right: -6px; padding: 8px; border-radius: 9px; }

    .bt-table-wrap { margin-left: -6px; width: calc(100% + 12px); border-radius: 8px; }
    .entry-content .bt-table-wrap table { width: 100%; }
    .bt-table-wrap--scroll {
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
    }
    .entry-content .bt-table-wrap--scroll table {
        min-width: 680px;
        table-layout: auto;
    }
    .entry-content table th,
    .entry-content table td { padding: 10px 9px; }
    .entry-content table th { font-size: 11px; }
    .entry-content table td { font-size: 13px; }
    .bt-fuse-table table th:first-child,
    .bt-fuse-table table td:first-child { min-width: 68px; }
    .bt-fuse-table table th:nth-child(2),
    .bt-fuse-table table td:nth-child(2) { min-width: 70px; }

    .single .widget-area.sidebar { display: none; }

    .blog .site-main,
    .home .site-main,
    .archive .site-main,
    .search .site-main,
    .post-type-archive-article .site-main { grid-template-columns: 1fr; gap: 12px; }

    .category .entry-title { min-height: 0; }

    .bt-home-about { padding: 22px 18px; }
    .bt-home-about__text { grid-template-columns: 1fr; gap: 14px; }

    .bt-related { margin-top: 38px; }
    .bt-related__grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .bt-related-card__body { padding: 9px; }
    .bt-related-card h3 { font-size: 12px; }

    .bt-section-heading { align-items: center; }
    .bt-section-heading__meta { display: none; }
}

@media (max-width: 420px) {
    .bt-brand-list { grid-template-columns: 1fr 1fr; }
    .bt-brand-grid__name { font-size: 12px; }
    .bt-related__grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}



/* BT 3-column fuse tables: compact number/current columns, wide function column */
.entry-content .bt-fuse-table table {
    width: 100%;
    table-layout: fixed;
}
.bt-fuse-table table th:first-child,
.bt-fuse-table table td:first-child {
    width: 90px;
    min-width: 0;
    max-width: none;
    white-space: normal;
    overflow-wrap: normal;
    word-break: normal;
}
.bt-fuse-table table th:nth-child(2),
.bt-fuse-table table td:nth-child(2) {
    width: 76px;
    min-width: 0;
    max-width: none;
    white-space: nowrap;
    overflow-wrap: normal;
    word-break: normal;
}
/* Legacy 3-column tables not detected as fuse tables: prevent character-by-character wrapping. */
.bt-table-cols-3:not(.bt-fuse-table) table th:first-child,
.bt-table-cols-3:not(.bt-fuse-table) table td:first-child {
    min-width: 0;
    white-space: normal;
    overflow-wrap: normal;
    word-break: normal;
}
.bt-table-cols-3:not(.bt-fuse-table) table th:nth-child(2),
.bt-table-cols-3:not(.bt-fuse-table) table td:nth-child(2) {
    min-width: 0;
    white-space: nowrap;
    overflow-wrap: normal;
    word-break: normal;
}
@media (max-width: 768px) {
    .bt-fuse-table table th:first-child,
    .bt-fuse-table table td:first-child { width: 78px; }
    .bt-fuse-table table th:nth-child(2),
    .bt-fuse-table table td:nth-child(2) { width: 68px; }
}



/* BT global fuse table standard - S-Max layout */
.entry-content .bt-table-cols-3 table {
    width: 100% !important;
    table-layout: auto !important;
}
.entry-content .bt-table-cols-3 table th {
    white-space: normal !important;
}
.entry-content .bt-table-cols-3 table th:first-child,
.entry-content .bt-table-cols-3 table td:first-child {
    width: auto !important;
    min-width: 72px !important;
    max-width: none !important;
    white-space: normal !important;
    overflow-wrap: normal !important;
    word-break: normal !important;
}
.entry-content .bt-table-cols-3 table th:nth-child(2),
.entry-content .bt-table-cols-3 table td:nth-child(2) {
    width: auto !important;
    min-width: 72px !important;
    max-width: none !important;
    white-space: normal !important;
    overflow-wrap: normal !important;
    word-break: normal !important;
}
.entry-content .bt-table-cols-3 table th:nth-child(3),
.entry-content .bt-table-cols-3 table td:nth-child(3) {
    width: auto !important;
    min-width: 0 !important;
    max-width: none !important;
    white-space: normal !important;
    overflow-wrap: break-word !important;
    word-break: normal !important;
}