/* Keep the reference brand while improving navigation and reading comfort. */
:root { --container: 1180px; --nav-h: 100px; }
html { scroll-padding-top: calc(var(--nav-h) + 18px); }
body { overflow-wrap: anywhere; }
:where(a, button, input, textarea, select):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.container { width: min(calc(100% - 40px), var(--container)); }
.hero-title { max-width: 12ch; text-wrap: balance; }
.hero-sub, .page-header p, .section-desc { max-width: 65ch; line-height: 1.75; }
.case-card, .service-card, .article-card, .news-card { min-width: 0; }
.domain-text { overflow-wrap: anywhere; word-break: break-word; }
.case-nav a, .case-copy-btn, .copy-btn { min-height: 44px; display: inline-flex; align-items: center; }
.case-nav-inner { scrollbar-width: thin; scrollbar-color: var(--accent) transparent; }
.site-header { z-index: 120; }
.brand-logo { display: inline-flex; align-items: center; gap: 2px; width: auto; height: 52px; max-width: 100%; white-space: nowrap; filter: none; }
.brand-emblem-crop { display: block; position: relative; flex: none; width: 72px; height: 50px; overflow: hidden; mix-blend-mode: screen; -webkit-mask-image: radial-gradient(ellipse 50% 75% at center, #000 65%, transparent 100%); mask-image: radial-gradient(ellipse 50% 75% at center, #000 65%, transparent 100%); }
.brand-emblem { position: absolute; left: -21px; top: -1px; width: 114px; height: 72px; max-width: none; filter: contrast(1.25); }
.brand-wordmark-crop { display: block; position: relative; flex: none; width: 121px; height: 28px; overflow: hidden; mix-blend-mode: screen; -webkit-mask-image: linear-gradient(to right, transparent, #000 4px, #000 calc(100% - 4px), transparent); mask-image: linear-gradient(to right, transparent, #000 4px, #000 calc(100% - 4px), transparent); }
.brand-wordmark { position: absolute; left: -9px; top: -67px; width: 150px; height: 94px; max-width: none; filter: contrast(1.5) brightness(1.65); -webkit-mask-image: url('/brand/bosheng-original.png'); mask-image: url('/brand/bosheng-original.png'); -webkit-mask-size: 100% 100%; mask-size: 100% 100%; mask-mode: luminance; }
.header-brand-stack, .footer-brand-stack { display: inline-flex; flex-direction: column; align-items: center; flex: none; }
.header-brand-stack .brand, .footer-brand-stack .brand { display: inline-flex; }
.brand-domain { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; margin-top: -8px; padding: 0 8px; transform: translateX(38px); color: #e7d2a5; font: 700 13px/1.2 Georgia, "Times New Roman", serif; letter-spacing: .09em; text-shadow: 0 1px 3px #8d652f88; text-decoration: none; }
.brand-domain:hover { color: #fff0c8; }
.brand-telegram { display: inline-flex; align-items: center; justify-content: center; gap: 5px; min-height: 44px; padding: 0 8px; color: var(--accent); font: 600 12px/1.2 var(--font-num, sans-serif); letter-spacing: .03em; text-decoration: none; }
.footer-col a { display: inline-flex; align-items: center; min-height: 44px; }
.brand-telegram:hover { color: #ffe39b; }
.brand-telegram img { display: block; flex: none; width: 16px; height: 16px; }
.case-card[data-promo-id], .pf-card[data-promo-id] { background-image: radial-gradient(circle at 8% 0%, rgb(var(--promo-rgb) / .15), transparent 58%); }
.case-promo { margin: 15px 0 18px; padding: 12px 14px; border-left: 2px solid rgb(var(--promo-rgb) / .75); border-radius: 0 9px 9px 0; background: rgb(var(--promo-rgb) / .08); }
.case-promo strong { display: block; color: var(--fg); font-size: 15px; line-height: 1.5; }
.case-promo p { margin: 4px 0 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.pf-promo-title { margin: 12px 0 0; color: var(--accent); font-size: 13px; font-weight: 600; line-height: 1.5; }
.product-brand { position: absolute; z-index: 2; left: 10px; top: 10px; width: 137px; height: 42px; overflow: hidden; border: 1px solid #d6aa513d; border-radius: 8px; background: #030407b8; box-shadow: 0 3px 12px #0006; pointer-events: none; }
.product-brand .brand-logo { position: absolute; left: 3px; top: 3px; transform: scale(.66); transform-origin: top left; }
.product-brand .brand-emblem { width: 114px !important; height: 72px !important; transform: none !important; object-fit: fill !important; }
.product-brand .brand-wordmark { width: 150px !important; height: 94px !important; transform: none !important; object-fit: fill !important; }
@media (max-width: 600px) { .product-brand { left: 8px; top: 8px; } }
.hero-title .ch, .hero-sub, .hero-actions {
  animation: none !important;
  opacity: 1 !important;
  transform: none !important;
}
.reveal { opacity: 1; transform: none; }
img.ld-fade { opacity: 1; }
@media (max-width: 900px) {
  .nav-links { background: #030407; height: calc(100dvh - var(--nav-h)); overflow-y: auto; }
  .nav-links a { min-height: 48px; display: flex; align-items: center; }
  .hero { min-height: min(700px, calc(100svh - var(--nav-h))); }
  .hero-content { padding-block: clamp(58px, 11vw, 96px); }
  .case-card { scroll-margin-top: calc(var(--nav-h) + 16px); }
  .case-body { order: 0; }
  .case-media { order: 1; max-width: 260px; }
}
@media (max-width: 600px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .hero-title { font-size: clamp(34px, 9vw, 48px); line-height: 1.18; }
  .hero-sub { font-size: 15px; line-height: 1.7; }
  .hero-actions { align-items: stretch; gap: 10px; }
  .hero-actions .btn { min-height: 46px; }
  .cta-band .btn { min-height: 46px; }
  .case-card { gap: 18px; padding: 22px 18px; margin-bottom: 18px; }
  .case-media { max-width: 210px; }
  .case-nav { position: relative; top: auto; padding-block: 10px; }
  .case-nav-inner { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; overflow: visible; padding: 0; }
  .case-nav a { min-width: 0; min-height: 44px; justify-content: center; padding: 6px 3px; text-align: center; white-space: normal; font-size: 12px; line-height: 1.2; letter-spacing: 0; }
  .case-copy-btn { padding-inline: 12px; }
  .entry-grid, .domain-list { min-width: 0; }
  .domain-row { min-width: 0; }
  .domain-text { min-width: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}
.is-filtered-out { display: none !important; }
.snapshot-reader {
  background: #06070a; color: var(--fg); border: 0; padding: 0;
  width: 100vw; max-width: none; height: 100dvh; max-height: none; overflow-y: auto;
}
.snapshot-reader::backdrop { background: #000b; }
.snapshot-reader .reader-close { position: fixed; }
.snapshot-reader .reader-lede { color: var(--muted); font-size: 18px; line-height: 1.85; }
.snapshot-reader .reader-body { margin-top: 34px; }
.news-card:focus-visible, .toc-row:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.domain-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 2px 8px; min-width: 0; padding: 3px 0 8px; }
.domain-row .domain-text { white-space: normal; overflow: visible; text-overflow: clip; overflow-wrap: anywhere; word-break: normal; min-width: 0; min-height: 44px; display: inline-flex; align-items: center; }
.link-status { grid-column: 1 / -1; justify-self: start; color: var(--muted); border: 1px solid var(--border); border-radius: 999px; font-size: 11px; line-height: 1.4; padding: 3px 8px; white-space: normal; }
.case-card .domain-row { gap: 4px 8px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.case-card .domain-row .domain-text { grid-column: 1 / -1; }
.case-card .domain-row .domain-copy-btn { grid-column: 2; grid-row: 2; justify-self: end; }
.case-card .domain-row .link-status { grid-column: 1; grid-row: 2; align-self: center; }
@media (min-width: 701px) {
  .case-card .entry-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-card .entry-col:nth-child(3), .case-card .entry-col:only-child { grid-column: 1 / -1; }
}
.demo-head { height: auto; min-height: 275px; padding-block: 24px; }
.inline-copy-btn { min-height: 44px; min-width: 44px; border: 1px solid var(--border); border-radius: 8px; color: var(--accent); font-size: 12px; line-height: 1.2; padding: 8px 10px; white-space: nowrap; }
.inline-copy-btn:hover { background: var(--surface-hover); border-color: var(--accent); }
.acct-line { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 4px 8px; min-width: 0; }
.acct-value { min-width: 0; word-break: normal; overflow-wrap: anywhere; }
.visually-hidden:not(:focus) { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
@media (max-width: 600px) {
  .snapshot-reader .reader-doc { padding-inline: 20px; }
  .snapshot-reader .reader-close { right: 14px; top: 14px; }
}