.bd{ --bd-dark:#2b0a11; padding:22px 0 64px; }

.bd-progress{ position:fixed; z-index:230; top:0; left:0; right:0; height:3px; pointer-events:none; }
.bd-progress span{ display:block; height:100%; background:linear-gradient(90deg, #a8445a, var(--v2-primary)); transform:scaleX(0); transform-origin:left; transition:transform .1s linear; }

.bd-head h1, .bd-head .bd-meta{ max-width:980px; }
.bd-cat{ display:inline-flex; align-items:center; height:28px; margin-top:6px; padding:0 12px; border-radius:999px; background:var(--v2-primary-soft); color:var(--v2-primary); font-size:.78rem; font-weight:700; letter-spacing:.02em; }
.bd-cat:hover{ background:var(--v2-primary); color:#fff; }
.bd-head h1{ margin:14px 0 12px; font:800 clamp(1.9rem, 4vw, 2.9rem)/1.12 'Inter', sans-serif; letter-spacing:-.035em; color:var(--v2-fg); text-wrap:balance; }
.bd-lead{ margin:0; max-width:760px; color:#4a3d3f; font-size:clamp(1.02rem, 1.4vw, 1.15rem); line-height:1.65; }
.bd-meta{ display:flex; flex-wrap:wrap; align-items:center; gap:12px 20px; margin-top:22px; padding-top:18px; border-top:1px solid var(--v2-border); color:var(--v2-muted); font-size:.86rem; }
.bd-author{ display:inline-flex; align-items:center; gap:10px; }
.bd-author > span:last-child{ display:flex; flex-direction:column; line-height:1.3; }
.bd-author b{ color:var(--v2-fg); font-size:.9rem; }
.bd-author small{ font-size:.76rem; }
.bd-avatar{ display:inline-flex; align-items:center; justify-content:center; width:40px; height:40px; overflow:hidden; border:1px solid var(--v2-border); border-radius:50%; background:#fff; }
.bd-avatar img{ width:70%; height:70%; object-fit:contain; }
.bd-avatar.is-lg{ width:56px; height:56px; flex:0 0 56px; }
.bd-meta__item{ display:inline-flex; align-items:center; gap:7px; }
.bd-share{ display:flex; gap:6px; margin-left:auto; }
.bd-share a, .bd-share button{ display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; border:1px solid var(--v2-border); border-radius:10px; background:var(--v2-card); color:#5a4c4e; cursor:pointer; transition:color .15s, border-color .15s; }
.bd-share a:hover, .bd-share button:hover{ color:var(--v2-primary); border-color:var(--v2-primary); }

.bd-cover{ margin:26px auto 0; }
.bd-cover img{ display:block; width:100%; max-height:560px; aspect-ratio:16 / 9; object-fit:cover; border-radius:24px; background:#f6f1ec; box-shadow:0 30px 60px -38px rgba(43,10,17,.6); }

.bd-layout{ display:grid; grid-template-columns:minmax(0,1fr) 300px; gap:56px; align-items:start; margin-top:40px; }
.bd-main{ min-width:0; max-width:720px; }
.bd-prose{ color:#33312b; font-size:1.08rem; line-height:1.85; }
.bd-prose > *:first-child{ margin-top:0; }
.bd-prose p{ margin:0 0 1.25em; }
.bd-prose h2, .bd-prose h3, .bd-prose h4{ scroll-margin-top:100px; color:var(--v2-fg); font-family:'Inter', sans-serif; letter-spacing:-.022em; line-height:1.28; }
.bd-prose h2{ margin:2em 0 .7em; font-size:1.55rem; font-weight:750; }
.bd-prose h3{ margin:1.7em 0 .6em; font-size:1.22rem; font-weight:700; }
.bd-prose h4{ margin:1.5em 0 .5em; font-size:1.05rem; font-weight:700; }
.bd-prose a{ color:var(--v2-primary); font-weight:500; text-decoration:underline; text-decoration-thickness:1px; text-underline-offset:3px; }
.bd-prose a:hover{ text-decoration-thickness:2px; }
.bd-prose strong{ color:var(--v2-fg); }
.bd-prose ul, .bd-prose ol{ margin:0 0 1.3em; padding-left:1.4em; }
.bd-prose ul{ list-style:disc; } .bd-prose ol{ list-style:decimal; }
.bd-prose li{ display:list-item; }
.bd-prose li{ margin:.4em 0; padding-left:.2em; }
.bd-prose li::marker{ color:var(--v2-primary); font-weight:700; }
.bd-prose blockquote{ margin:1.6em 0; padding:18px 22px; border-left:4px solid var(--v2-primary); border-radius:0 16px 16px 0; background:var(--v2-primary-soft); color:#2b0a11; font-size:1.05rem; font-style:normal; }
.bd-prose blockquote p:last-child{ margin-bottom:0; }
.bd-prose img{ display:block; max-width:100%; height:auto; margin:1.6em 0; border-radius:18px; }
.bd-prose figure{ margin:1.6em 0; }
.bd-prose figcaption{ margin-top:8px; color:var(--v2-muted); font-size:.86rem; text-align:center; }
.bd-prose table{ width:100%; margin:1.5em 0; border-collapse:collapse; font-size:.95rem; overflow:hidden; border-radius:14px; box-shadow:0 0 0 1px var(--v2-border); }
.bd-prose th, .bd-prose td{ padding:11px 14px; border-bottom:1px solid var(--v2-border); text-align:left; }
.bd-prose th{ background:var(--v2-surface); color:var(--v2-fg); font-weight:700; }
.bd-prose hr{ margin:2.2em 0; border:0; border-top:1px dashed var(--v2-border-strong); }

.bd-end{ display:flex; flex-direction:column; gap:16px; margin-top:40px; padding-top:28px; border-top:1px solid var(--v2-border); }
.bd-authorbox{ display:flex; gap:16px; padding:20px; border-radius:20px; }
.bd-authorbox small{ color:var(--v2-muted); font-size:.76rem; text-transform:uppercase; letter-spacing:.06em; }
.bd-authorbox b{ display:block; margin:2px 0 6px; font-size:1.02rem; }
.bd-authorbox p{ margin:0; color:#4a3d3f; font-size:.92rem; line-height:1.6; }
.bd-endshare{ display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; color:#4a3d3f; font-size:.92rem; }
.bd-endshare .bd-share{ margin-left:0; }

.bd-side{ position:sticky; top:96px; display:flex; flex-direction:column; gap:14px; }
.bd-toc{ padding:18px 18px 14px; border-radius:18px; }
.bd-toc b{ display:flex; align-items:center; gap:8px; margin-bottom:10px; font-size:.9rem; }
.bd-toc b i{ color:var(--v2-primary); font-size:.8rem; }
.bd-toc ol{ list-style:none; display:flex; flex-direction:column; gap:2px; max-height:46vh; margin:0; padding:0; overflow-y:auto; }
.bd-toc a{ display:block; padding:7px 10px; border-left:2px solid var(--v2-border); color:var(--v2-muted); font-size:.85rem; line-height:1.4; transition:color .15s, border-color .15s, background .15s; }
.bd-toc li.is-h3 a{ padding-left:22px; font-size:.82rem; }
.bd-toc a:hover{ color:var(--v2-fg); }
.bd-toc a.is-active{ border-left-color:var(--v2-primary); background:var(--v2-primary-soft); color:var(--bd-dark); font-weight:600; }
.bd-cta{ display:flex; flex-direction:column; gap:8px; padding:20px; border:0; border-radius:18px; background:var(--bd-dark); color:rgba(255,255,255,.8); }
.bd-cta__icon{ display:inline-flex; align-items:center; justify-content:center; width:44px; height:44px; border-radius:12px; background:rgba(255,255,255,.1); color:#9fe0b0; font-size:1.3rem; }
.bd-cta b{ margin-top:4px; color:#fff; font-size:1.02rem; }
.bd-cta p{ margin:0; font-size:.86rem; line-height:1.6; }
.bd-cta .sv2-btn{ margin-top:6px; }
.bd-cta__link{ display:inline-flex; align-items:center; gap:8px; color:#f0dcdc; font-size:.84rem; font-weight:600; }
.bd-cta__link i{ font-size:.72rem; }
.bd-cta__link:hover{ color:#fff; }

.bd-section{ margin-top:64px; }
.bd-section__head{ display:flex; align-items:flex-end; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-bottom:16px; }
.bd-section__head h2{ margin:0; font:750 clamp(1.3rem, 2.2vw, 1.65rem)/1.2 'Inter', sans-serif; letter-spacing:-.028em; }
.bd-eyebrow{ display:inline-flex; margin-bottom:6px; color:var(--v2-primary); font-size:.76rem; font-weight:700; text-transform:uppercase; letter-spacing:.07em; }
.bd-section__link{ display:inline-flex; align-items:center; gap:8px; color:var(--v2-primary); font-size:.9rem; font-weight:600; }
.bd-section__link i{ font-size:.72rem; }
.bd-products{ display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:16px; }
.bd-more{ display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:16px; }
.bd-card{ display:flex; flex-direction:column; overflow:hidden; padding:0; border-radius:20px; color:var(--v2-fg); transition:transform .25s cubic-bezier(.16,1,.3,1), box-shadow .25s, border-color .2s; }
.bd-card:hover{ transform:translateY(-3px); border-color:var(--v2-border-strong); box-shadow:var(--v2-shadow-lg); }
.bd-card__media{ display:flex; align-items:center; justify-content:center; aspect-ratio:16 / 9; overflow:hidden; background:#f6f1ec; color:#ddd0c8; font-size:1.5rem; }
.bd-card__media img{ width:100%; height:100%; object-fit:cover; transition:transform .6s cubic-bezier(.16,1,.3,1); }
.bd-card:hover .bd-card__media img{ transform:scale(1.04); }
.bd-card__body{ display:flex; flex-direction:column; gap:8px; flex:1; padding:16px 18px 18px; }
.bd-card__meta{ display:flex; align-items:center; gap:10px; }
.bd-card__meta em{ padding:3px 10px; border-radius:999px; background:var(--v2-primary-soft); color:var(--v2-primary); font-size:.72rem; font-style:normal; font-weight:700; }
.bd-card__meta small{ display:inline-flex; align-items:center; gap:5px; color:var(--v2-muted); font-size:.76rem; }
.bd-card__body b{ font-size:1rem; line-height:1.35; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.bd-card:hover .bd-card__body b{ color:var(--v2-primary); }
.bd-card__go{ display:inline-flex; align-items:center; gap:7px; margin-top:auto; color:var(--v2-primary); font-size:.86rem; font-weight:600; }
.bd-card__go i{ font-size:.72rem; transition:transform .2s; }
.bd-card:hover .bd-card__go i{ transform:translateX(3px); }

.bd-toast{ position:fixed; z-index:1100; left:50%; bottom:32px; display:flex; align-items:center; gap:10px; padding:12px 16px; border-radius:14px; background:var(--bd-dark); color:#fff; font-size:.9rem; box-shadow:0 18px 40px -16px rgba(16,24,40,.5); opacity:0; visibility:hidden; transform:translate(-50%, 12px); transition:opacity .2s, transform .25s, visibility 0s linear .25s; }
.bd-toast.is-visible{ opacity:1; visibility:visible; transform:translate(-50%, 0); transition:opacity .2s, transform .25s; }
.bd-toast i{ color:#d9a7ae; }

@media (max-width: 1080px){
    .bd-layout{ grid-template-columns:minmax(0,1fr) 260px; gap:36px; }
    .bd-products{ grid-template-columns:repeat(3, minmax(0,1fr)); }
}
@media (max-width: 900px){
    .bd-layout{ grid-template-columns:minmax(0,1fr); }
    .bd-main{ max-width:none; }
    .bd-side{ position:static; order:-1; }
    .bd-side .bd-cta{ display:none; }
    .bd-toc ol{ max-height:none; }
    .bd-products{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .bd-more{ grid-template-columns:minmax(0,1fr); }
    .bd-card{ flex-direction:row; }
    .bd-card__media{ flex:0 0 38%; aspect-ratio:auto; }
}
@media (max-width: 760px){
    .bd{ padding-top:14px; }
    .bd-meta{ gap:10px 14px; }
    .bd-share{ margin-left:0; width:100%; }
    .bd-cover{ margin-top:18px; }
    .bd-cover img{ border-radius:18px; }
    .bd-layout{ margin-top:26px; gap:20px; }
    .bd-prose{ font-size:1.02rem; line-height:1.8; }
    .bd-prose h2{ font-size:1.3rem; }
    .bd-products{ gap:10px; }
    .bd-card__media{ flex-basis:34%; }
    .bd-card__body{ padding:12px 14px; }
}