/* BestVolt Electrical Knowledge Hub - blog hub + single post (editorial system, separate from service pages) */
.bvk{--ink:#111317;--muted:#4D4F55;--soft:#6B6E75;--paper:#FBFAF9;--line:#ECE6E4;--line2:#FFE3E0;--red:#E0202C;--red2:#F9323C;--org:#FA784F;--deep:#B8141F;--tint:#FFF1F1;--ease:cubic-bezier(.16,.84,.28,1);--top:112px;font-family:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;color:var(--ink);background:#fff;overflow-x:clip;-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.6}
.bvk *,.bvk *::before,.bvk *::after{box-sizing:border-box}
.bvk a{color:inherit}
.bvk :focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:4px}
.bvk img{max-width:100%;height:auto;display:block}
.bvk .screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.bvk-wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.bvk-wrap{padding:0 32px}}
.bvk-ar{flex:none;transition:transform .3s var(--ease)}

/* shared type */
.bvk-crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 0;font-size:13.5px;line-height:1.5;color:var(--soft)}
.bvk-crumbs li{display:flex;align-items:center;min-width:0}
.bvk-crumbs li+li::before{content:'/';margin:0 10px;color:#C9C4C2}
.bvk-crumbs a{text-decoration:none}
.bvk-crumbs a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.bvk-crumbs [aria-current]{color:var(--muted);max-width:42ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bvk-eyebrow{display:flex;align-items:center;gap:10px;margin:28px 0 14px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--deep)}
.bvk-eyebrow::before{content:'';width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--red),var(--org))}
.bvk-h1{margin:0;font-size:clamp(2rem,1.4rem + 2.6vw,3.35rem);line-height:1.1;font-weight:800;letter-spacing:-.025em;text-wrap:balance;color:var(--ink)}
.bvk-h2{margin:0;font-size:clamp(1.45rem,1.2rem + 1vw,2rem);line-height:1.2;font-weight:800;letter-spacing:-.02em}
.bvk-lead{margin:18px 0 0;max-width:58ch;font-size:clamp(1.02rem,.96rem + .3vw,1.18rem);line-height:1.65;color:var(--muted)}
.bvk-tag{display:inline-block;margin:0;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--deep)}
.bvk-tag--link{text-decoration:none;padding:6px 12px;border-radius:999px;background:var(--tint);border:1px solid var(--line2)}
.bvk-tag--link:hover{border-color:#FFC7C3}
.bvk-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;margin:0;font-size:13.5px;color:var(--soft)}
.bvk-kicker{margin:0 0 18px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--soft)}
.bvk-sec{padding:clamp(48px,6vw,80px) 0}
.bvk-sechead{max-width:700px;margin-bottom:clamp(24px,3vw,36px)}
.bvk-sechead p{margin:8px 0 0;color:var(--muted)}
.bvk-sechead--row{max-width:none;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
.bvk-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 22px;border-radius:10px;background:var(--ink);color:#fff!important;font-weight:700;font-size:15.5px;text-decoration:none;transition:background .3s var(--ease),transform .3s var(--ease),box-shadow .3s var(--ease)}
.bvk-btn:hover{background:var(--red);box-shadow:0 10px 24px rgba(224,32,44,.22);transform:translateY(-1px)}
.bvk-btn:hover .bvk-ar,.bvk-link:hover .bvk-ar{transform:translateX(3px)}
.bvk-btn--line{background:transparent;color:#fff!important;border:1.5px solid rgba(255,255,255,.45)}
.bvk-btn--line:hover{background:#fff;color:var(--ink)!important;box-shadow:none}
.bvk-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;text-decoration:none;color:var(--deep)}
.bvk-link:hover{text-decoration:underline;text-underline-offset:3px}

/* ===== HUB ===== */
.bvk-hub-hero{padding:24px 0 clamp(40px,5vw,64px);background:var(--paper);border-bottom:1px solid var(--line);background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;background-position:-1px -1px}
.bvk-hub-hero .bvk-wrap{position:relative}
.bvk-hub-hero__grid{display:grid;gap:28px}
@media(min-width:1025px){.bvk-hub-hero__grid{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:64px;align-items:end}}
.bvk-hub-hero__copy{background:linear-gradient(90deg,var(--paper) 70%,rgba(251,250,249,0))}
.bvk-search{background:#fff;border:1px solid var(--line2);border-radius:16px;padding:20px;box-shadow:0 8px 28px rgba(17,19,23,.05)}
.bvk-search label{display:block;margin-bottom:10px;font-size:14px;font-weight:700}
.bvk-search__row{display:flex;gap:8px}
.bvk-search input[type=search]{flex:1 1 auto;min-width:0;min-height:48px;padding:10px 14px;border:1px solid #DAD4D2;border-radius:10px;font:inherit;font-size:16px;color:var(--ink);background:#fff}
.bvk-search input[type=search]:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(224,32,44,.14)}
.bvk-search button{flex:none;min-height:48px;padding:0 18px;border:0;border-radius:10px;background:var(--red);color:#fff;font:inherit;font-weight:700;cursor:pointer;transition:background .25s}
.bvk-search button:hover{background:var(--deep)}
.bvk-count{margin:14px 0 0;font-size:14px;color:var(--muted)}
.bvk-count strong{color:var(--ink)}

.bvk-feat-sec{padding-bottom:clamp(24px,3vw,40px)}
.bvk-feat{display:grid;gap:24px;align-items:center}
@media(min-width:1025px){.bvk-feat{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:56px}}
.bvk-feat__img{border-radius:20px;overflow:hidden;aspect-ratio:3/2;background:var(--tint)}
.bvk-feat__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.bvk-feat:hover .bvk-feat__img img{transform:scale(1.03)}
.bvk-feat__title{margin:12px 0 14px;font-size:clamp(1.55rem,1.2rem + 1.4vw,2.3rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;text-wrap:balance}
.bvk-feat__title a{text-decoration:none}
.bvk-feat__title a:hover{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px;text-decoration-color:var(--red)}
.bvk-feat__ex{margin:0 0 16px;color:var(--muted);font-size:1.05rem;max-width:52ch}
.bvk-feat .bvk-btn{margin-top:22px}

.bvk-topics-sec{padding-top:clamp(24px,3vw,40px)}
.bvk-topics{display:grid;gap:16px}
@media(min-width:768px){.bvk-topics--2,.bvk-topics--3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1025px){.bvk-topics--3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.bvk-topic{padding:24px 0 0;border-top:2px solid var(--ink)}
.bvk-topics--1 .bvk-topic{display:grid;gap:8px 48px}
@media(min-width:1025px){.bvk-topics--1 .bvk-topic{grid-template-columns:minmax(0,1fr) minmax(0,1.6fr)}}
.bvk-topic__h{margin:0;font-size:1.2rem;font-weight:800}
.bvk-topic__h a{text-decoration:none}
.bvk-topic__h a:hover{color:var(--deep)}
.bvk-topic__d{margin:6px 0 0;color:var(--muted);font-size:15px}
.bvk-topic__list{list-style:none;margin:0;padding:0;counter-reset:bt}
.bvk-topics--1 .bvk-topic__list{grid-row:span 2}
.bvk-topic__list li{counter-increment:bt;border-bottom:1px solid var(--line)}
.bvk-topic__list a{display:flex;gap:14px;align-items:baseline;padding:14px 0;text-decoration:none;font-weight:600;transition:color .25s,padding .35s var(--ease)}
.bvk-topic__list a::before{content:counter(bt,decimal-leading-zero);font-size:13px;font-weight:700;color:var(--red);font-variant-numeric:tabular-nums}
.bvk-topic__list a:hover{color:var(--deep);padding-left:6px}

.bvk-dir-sec{background:var(--paper);border-top:1px solid var(--line)}
.bvk-filter{display:flex;flex-wrap:wrap;gap:8px}
.bvk-filter button{min-height:40px;padding:8px 14px;border-radius:999px;border:1px solid #DAD4D2;background:#fff;font:inherit;font-size:14px;font-weight:600;color:var(--ink);cursor:pointer}
.bvk-filter button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.bvk-grid{display:grid;gap:20px}
@media(min-width:640px){.bvk-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1025px){.bvk-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}}
.bvk-card{position:relative;display:flex;flex-direction:column;background:linear-gradient(170deg,#fff 55%,#FFF8F7);border:1px solid var(--line2);border-radius:18px;overflow:hidden;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s}
.bvk-card[hidden]{display:none}
.bvk-card__img{aspect-ratio:16/10;overflow:hidden;background:var(--tint)}
.bvk-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.bvk-card__body{display:flex;flex-direction:column;gap:10px;padding:20px 22px 22px;flex:1}
.bvk-card__title{margin:0;font-size:1.15rem;line-height:1.3;font-weight:800;letter-spacing:-.01em}
.bvk-card__title a{text-decoration:none}
.bvk-card__title a::after{content:'';position:absolute;inset:0;z-index:1}
.bvk-card__ex{margin:0;color:var(--muted);font-size:15px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.bvk-card__more{margin-top:auto;padding-top:6px;display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--deep)}
.bvk-card:focus-within{outline:2px solid var(--red);outline-offset:2px}
.bvk-card a:focus-visible{outline:none}
@media(hover:hover){.bvk-card:hover{transform:translateY(-5px);box-shadow:0 20px 40px rgba(224,32,44,.12);border-color:#FFC7C3}.bvk-card:hover .bvk-card__img img{transform:scale(1.04)}.bvk-card:hover .bvk-ar{transform:translateX(3px)}}
.bvk-empty{font-size:1.1rem;color:var(--muted)}

.bvk-endcta{background:var(--ink);color:#fff;padding:clamp(48px,6vw,72px) 0;position:relative;overflow:hidden}
.bvk-endcta::before{content:'';position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--red),var(--red2) 55%,var(--org))}
.bvk-endcta__in{display:grid;gap:24px}
@media(min-width:1025px){.bvk-endcta__in{grid-template-columns:minmax(0,1.4fr) auto;align-items:center;gap:64px}}
.bvk-endcta__h{margin:0 0 10px;font-size:clamp(1.5rem,1.2rem + 1.2vw,2.2rem);font-weight:800;line-height:1.2;letter-spacing:-.02em;color:#fff}
.bvk-endcta p{margin:0;color:rgba(255,255,255,.78);max-width:60ch}
.bvk-endcta__btns{display:flex;flex-wrap:wrap;gap:12px}
.bvk-endcta .bvk-btn:not(.bvk-btn--line){background:var(--red)}
.bvk-endcta .bvk-btn:not(.bvk-btn--line):hover{background:#fff;color:var(--ink)!important}
@media(max-width:767px){.bvk-endcta__btns .bvk-btn{width:100%}.bvk-endcta{padding-bottom:104px}}

/* ===== SINGLE POST ===== */
.bvk-h1--post{margin-top:16px;font-size:clamp(1.95rem,1.35rem + 2.3vw,3.1rem)}
.bvk-dek{margin:18px 0 0;font-size:clamp(1.05rem,.98rem + .35vw,1.25rem);line-height:1.6;color:var(--muted);max-width:64ch}
.bvk-meta--post{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}

@media(min-width:1025px){.bvk-layout{grid-template-columns:minmax(0,7fr) minmax(0,3fr);grid-template-areas:'main nav';gap:64px;padding-top:56px;align-items:start}}
.bvk-main{grid-area:main;min-width:0}
.bvk-aside{grid-area:nav;min-width:0}
@media(min-width:1025px){.bvk-aside{align-self:stretch}.bvk-aside__in{position:sticky;top:var(--top);max-height:calc(100vh - var(--top) - 24px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;padding-bottom:4px}}

/* blog guide */
.bvk-guide{border:1px solid var(--line);border-radius:14px;background:var(--paper)}
.bvk-guide summary{display:flex;align-items:center;gap:10px;min-height:52px;padding:12px 16px;cursor:pointer;list-style:none;font-weight:700}
.bvk-guide summary::-webkit-details-marker{display:none}
.bvk-guide__d{display:none}
.bvk-guide__m{flex:1}
.bvk-guide__chev{transition:transform .3s var(--ease)}
.bvk-guide[open] .bvk-guide__chev{transform:rotate(180deg)}
.bvk-guide__list{list-style:none;margin:0;padding:0 8px 8px}
.bvk-guide__list a{display:flex;gap:12px;padding:10px 10px;border-radius:10px;border-left:3px solid transparent;text-decoration:none;font-size:14.5px;line-height:1.4;color:var(--muted);transition:background .25s,color .25s}
.bvk-guide__list a:hover{background:#fff;color:var(--ink)}
.bvk-guide__n{flex:none;width:22px;font-size:12.5px;font-weight:700;color:#A8A2A0;font-variant-numeric:tabular-nums;padding-top:1px}
.bvk-guide__t{display:flex;flex-direction:column;gap:2px}
.bvk-guide__now{font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--deep)}
.bvk-guide .is-current a{background:#fff;border-left-color:var(--red);color:var(--ink);font-weight:700;box-shadow:0 2px 10px rgba(17,19,23,.05)}
.bvk-guide .is-current .bvk-guide__n{color:var(--red)}
@media(min-width:1025px){
.bvk-guide{background:transparent;border:0;border-radius:0}
.bvk-guide summary{min-height:0;padding:0 0 12px 10px;margin-bottom:6px;cursor:default;border-bottom:2px solid var(--ink);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase}
.bvk-guide__d{display:inline}
.bvk-guide__m,.bvk-guide__chev{display:none}
.bvk-guide__list{padding:0}
}
.bvk-help{margin-top:20px;padding:18px 18px 16px;border:1px solid var(--line2);border-radius:14px;background:linear-gradient(160deg,#fff 50%,var(--tint))}
.bvk-help p{margin:0 0 8px;font-size:14.5px;color:var(--muted)}
.bvk-help .bvk-help__h{font-weight:800;color:var(--ink);font-size:15.5px;margin-bottom:4px}
.bvk-help .bvk-link{font-size:14.5px}
@media(max-width:1024px){.bvk-help{display:none}}

/* article body */
.bvk-body{max-width:740px;font-size:clamp(1.02rem,.98rem + .2vw,1.1rem);line-height:1.75;color:#24262B}
.bvk-body>*:first-child{margin-top:0}
.bvk-body p{margin:0 0 1.15em}
.bvk-body h2{margin:2.3em 0 .7em;font-size:clamp(1.4rem,1.2rem + .8vw,1.8rem);line-height:1.25;font-weight:800;letter-spacing:-.018em;color:var(--ink);scroll-margin-top:var(--top);text-wrap:balance}
.bvk-body h3{margin:1.7em 0 .5em;font-size:1.18rem;line-height:1.35;font-weight:800;color:var(--ink);scroll-margin-top:var(--top)}
.bvk-body ul,.bvk-body ol{margin:0 0 1.2em;padding-left:1.3em}
.bvk-body li{margin:.35em 0;padding-left:.2em}
.bvk-body ul li::marker{color:var(--red)}
.bvk-body strong{color:var(--ink)}
.bvk-body a{color:var(--deep);font-weight:600;text-decoration:underline;text-decoration-color:rgba(224,32,44,.35);text-decoration-thickness:1.5px;text-underline-offset:3px;transition:text-decoration-color .2s}
.bvk-body a:hover{text-decoration-color:currentColor}
.bvk-body hr{border:0;height:1px;background:var(--line);margin:2.5em 0}
.bvk-body blockquote,.bvk-pull{margin:1.6em 0;padding:4px 0 4px 22px;border-left:3px solid var(--red);font-size:1.12em;line-height:1.6;font-weight:600;color:var(--ink)}
.bvk-body blockquote p:last-child{margin:0}

/* callouts */
.bvk-note{margin:1.8em 0;padding:20px 22px;border-radius:14px;border:1px solid var(--line2);background:linear-gradient(160deg,#fff 40%,var(--tint));font-size:.97em}
.bvk-note>:last-child{margin-bottom:0}
.bvk-note__label{display:flex;align-items:center;gap:8px;margin:0 0 8px!important;font-size:12.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--deep)}
.bvk-note__label::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(224,32,44,.15)}
.bvk-note--safety{border-left:4px solid var(--red)}
.bvk-note ul{margin-bottom:.8em}

/* tables */
.bvk-table{margin:1.8em 0;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:14px}
.bvk-table table{width:100%;min-width:560px;border-collapse:collapse;font-size:.93em;line-height:1.5}
.bvk-table th,.bvk-table td{padding:13px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.bvk-table thead th{background:var(--ink);color:#fff;font-weight:700;font-size:.92em}
.bvk-table tbody tr:nth-child(even){background:var(--paper)}
.bvk-table tbody tr:last-child td{border-bottom:0}


/* service CTA, prev/next, related */
.bvk-scta{max-width:740px;margin-top:clamp(40px,5vw,56px);padding:clamp(24px,3.5vw,36px);border-radius:20px;background:var(--ink);color:rgba(255,255,255,.82);position:relative;overflow:hidden}
.bvk-scta::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--red),var(--org))}
.bvk-scta__h{margin:0 0 12px;font-size:clamp(1.3rem,1.15rem + .6vw,1.65rem);line-height:1.25;font-weight:800;color:#fff}
.bvk-scta p{margin:0 0 12px}
.bvk-scta__links{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:8px}
@media(min-width:640px){.bvk-scta__links{grid-template-columns:1fr 1fr}}
.bvk-scta__links a{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px;padding:12px 16px;border-radius:12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:#fff;font-weight:700;font-size:15px;text-decoration:none;transition:background .3s,border-color .3s}
.bvk-scta__links a:hover{background:var(--red);border-color:var(--red)}
.bvk-scta__links a:hover .bvk-ar{transform:translateX(3px)}
.bvk-scta__note{margin:16px 0 0!important;font-size:13.5px;color:rgba(255,255,255,.6)}
.bvk-pn{max-width:740px;display:grid;gap:12px;margin-top:28px}
@media(min-width:640px){.bvk-pn{grid-template-columns:1fr 1fr}}
.bvk-pn__a{display:flex;flex-direction:column;gap:4px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;text-decoration:none;transition:border-color .3s}
.bvk-pn__a:hover{border-color:var(--red)}
.bvk-pn__a--next{text-align:right}
@media(min-width:640px){.bvk-pn__a--next:only-child{grid-column:2}}
.bvk-pn__l{font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--soft)}
.bvk-pn__t{font-weight:700}
.bvk-rel{background:var(--paper);border-top:1px solid var(--line)}
@media(max-width:767px){.bvk-post{padding-bottom:72px}}
@media(prefers-reduced-motion:reduce){.bvk *{transition:none!important}}


/* FAQ: simple separators only */
.bvk-faq{border-top:1px solid var(--line);margin-top:.6em}
.bvk-faq__item{border-bottom:1px solid var(--line);padding:2px 0 4px}
.bvk-faq__item h3{margin-top:1.1em}
.bvk-faq__item p:last-child{margin-bottom:1.1em}

/* keep long words, links and code from breaking the column */
.bvk-body{overflow-wrap:anywhere}
.bvk-body code{font-size:.9em;padding:2px 6px;border-radius:5px;background:var(--paper);border:1px solid var(--line)}
.bvk-body ol{padding-left:1.5em}
.bvk-body ol>li::marker{font-weight:700;color:var(--deep)}
.bvk-body h2+h3{margin-top:.8em}
.bvk-body .bvk-note p{margin-bottom:.6em}
.bvk-body .bvk-note p:last-child{margin-bottom:0}
.bvk-table td{min-width:140px}
.bvk-body .bvk-note__label{font-size:12.5px;line-height:1.4;letter-spacing:.12em;margin:0 0 8px}

/* ===== single post v2: text-first article, no images in the page ===== */
.bvk-phero{padding:24px 0 clamp(32px,4vw,52px);background:var(--paper);border-bottom:1px solid var(--line);background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;background-position:-1px -1px}
.bvk-phero__copy{position:relative;max-width:900px;margin-top:clamp(24px,3.5vw,44px);padding:clamp(22px,3vw,36px) clamp(20px,3vw,40px);background:#fff;border:1px solid var(--line2);border-radius:20px;box-shadow:0 10px 32px rgba(17,19,23,.05)}
.bvk-phero__copy::before{content:'';position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:0 4px 4px 0;background:linear-gradient(180deg,var(--red),var(--org))}
.bvk-meta--post{margin-bottom:0}
.bvk-layout{display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:'nav' 'main';gap:28px;padding-top:32px;padding-bottom:clamp(40px,5vw,64px)}
@media(min-width:1025px){.bvk-layout{grid-template-columns:minmax(0,7fr) minmax(0,3fr);grid-template-areas:'main nav';gap:64px;padding-top:52px;align-items:start}}

/* reading progress */
.bvk-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:9999;pointer-events:none}
.bvk-progress span{display:block;height:100%;background:linear-gradient(90deg,var(--red),var(--org));transform:scaleX(0);transform-origin:left;will-change:transform}
.admin-bar .bvk-progress{top:32px}
@media(max-width:782px){.admin-bar .bvk-progress{top:46px}}

/* in this guide */
.bvk-toc{max-width:740px;margin:0 0 36px;border:1px solid var(--line);border-radius:14px;background:var(--paper)}
.bvk-toc summary{display:flex;align-items:center;gap:12px;min-height:54px;padding:12px 18px;cursor:pointer;list-style:none;font-weight:800}
.bvk-toc summary::-webkit-details-marker{display:none}
.bvk-toc__t{flex:1}
.bvk-toc__n{font-size:13px;font-weight:600;color:var(--soft)}
.bvk-toc[open] .bvk-guide__chev{transform:rotate(180deg)}
.bvk-toc ol{margin:0;padding:4px 18px 16px 44px;display:grid;gap:2px 32px;font-size:15px;line-height:1.45}
@media(min-width:768px){.bvk-toc ol{grid-template-columns:1fr 1fr}}
.bvk-toc li{padding:5px 0}
.bvk-toc li::marker{color:var(--red);font-weight:700;font-size:13px}
.bvk-toc a{text-decoration:none;color:var(--muted)}
.bvk-toc a:hover{color:var(--deep);text-decoration:underline;text-underline-offset:3px}

/* article rhythm */
.bvk-body>p:first-child{font-size:1.14em;line-height:1.7;color:var(--ink)}
.bvk-body h2{padding-top:1.5em;border-top:1px solid var(--line);margin-top:1.9em}
.bvk-body>h2:first-child,.bvk-body>p:first-child+h2{margin-top:1.4em}
.bvk-body h3{position:relative}
.bvk-body ul{list-style:none;padding-left:0}
.bvk-body ul>li{position:relative;padding-left:1.5em}
.bvk-body ul>li::before{content:'';position:absolute;left:.25em;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--red);transform:rotate(45deg)}
.bvk-body .bvk-faq{border-top:0}
.bvk-body .bvk-faq__item{padding:0 0 0 18px;border-bottom:0;border-left:2px solid var(--line2);margin:0 0 18px}
.bvk-body .bvk-faq__item h3{margin-top:0;padding-top:2px}
.bvk-body .bvk-faq__item p:last-child{margin-bottom:0}
.bvk-body blockquote{background:var(--paper);border-radius:0 12px 12px 0;padding:16px 20px}

/* Blocksy sets headings, labels, captions etc. to the device's system font (var(--theme-font-family)); keep the brand font everywhere in the blog */
.bvk :where(h1,h2,h3,h4,h5,h6,p,li,label,figcaption,blockquote,table,th,td,summary,button,input,time,span,a,strong,em){font-family:inherit}