/* 北富森董明珠健康家 — unique showroom theme */
:root {
  --bfs-red: #E60012;
  --bfs-red-dark: #B8000E;
  --bfs-ink: #141414;
  --bfs-muted: #5C6670;
  --bfs-mist: #F3F5F7;
  --bfs-line: #E6E9ED;
  --bfs-cyan: #0B8C94;
  --bfs-white: #fff;
  --bfs-shell: min(1200px, calc(100% - clamp(1.25rem, 3.5vw, 2.5rem)));
  --bfs-font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  --bfs-topbar: 2.15rem;
  --bfs-header: 5.5rem;
  --bfs-chrome: calc(var(--bfs-topbar) + var(--bfs-header));
  --bfs-mbar: 3.25rem;
  --bfs-ease: cubic-bezier(.22, .8, .28, 1);
  --bfs-fs-body: 1rem;
  --bfs-fs-lead: clamp(.92rem, 0.2vw + .88rem, 1rem);
  --bfs-fs-title: clamp(1.45rem, 1.2vw + 1.1rem, 2.15rem);
}

*, *::before, *::after { box-sizing: border-box; }
/* One domain, fluid type across PC / laptop / iPad / phone */
html {
  scroll-behavior: smooth;
  font-size: clamp(14px, 0.28vw + 13.1px, 16px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
html, body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  font-family: var(--bfs-font);
  color: var(--bfs-ink);
  background: var(--bfs-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img,
picture,
video,
canvas,
svg {
  max-width: 100%;
  height: auto;
  border: 0;
  vertical-align: middle;
}
iframe {
  max-width: 100%;
}
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; }
h1, h2, h3, h4, p { margin: 0; }

.bfs-body {
  padding-top: var(--bfs-chrome);
  padding-bottom: 0;
}

/* Top welcome bar — {label:top} */
.bfs-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110;
  height: var(--bfs-topbar);
  background: #1a1d22;
  color: rgba(255,255,255,.82);
  font-size: .82rem;
}
.bfs-topbar__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.bfs-topbar__welcome {
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bfs-topbar__phone {
  margin: 0;
  flex: 0 0 auto;
  color: #fff;
  font-weight: 600;
}
.bfs-shell {
  width: var(--bfs-shell);
  margin-left: auto;
  margin-right: auto;
}
.bfs-main { min-height: 0; }

/* Header */
.bfs-header {
  position: fixed;
  top: var(--bfs-topbar);
  left: 0; right: 0;
  z-index: 100;
  height: var(--bfs-header);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, box-shadow .25s;
}
.bfs-header.is-scrolled {
  border-bottom-color: var(--bfs-line);
  box-shadow: 0 8px 28px rgba(20,20,20,.06);
}
.bfs-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.bfs-brand { display: flex; align-items: center; flex: 0 0 auto; }
.bfs-brand img { height: 52px; width: auto; display: block; }
.bfs-nav {
  display: flex;
  align-items: center;
  gap: .2rem;
  margin-left: auto;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.bfs-nav__item {
  position: relative;
}
.bfs-nav__link {
  display: block;
  padding: .7rem .75rem;
  font-size: .95rem;
  color: var(--bfs-ink);
  border-radius: 2px;
  transition: color .2s;
}
.bfs-nav__link:hover { color: var(--bfs-red); }
.bfs-nav__link.is-on {
  color: var(--bfs-red);
  font-weight: 700;
}
.bfs-nav__item.is-on > .bfs-nav__link {
  color: var(--bfs-red);
  font-weight: 700;
}
.bfs-nav__drop a.is-on { color: var(--bfs-red); font-weight: 600; }
.bfs-drawer__nav a.is-on { color: var(--bfs-red); font-weight: 700; }
.bfs-nav__drop {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 8.5rem;
  padding: .4rem 0;
  background: #fff;
  border: 1px solid rgba(20, 20, 20, .08);
  box-shadow: 0 10px 28px rgba(20, 20, 20, .1);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .18s ease, visibility .18s ease;
  z-index: 40;
}
.bfs-nav__drop a {
  display: block;
  padding: .45rem .9rem;
  font-size: .86rem;
  color: var(--bfs-ink);
  white-space: nowrap;
}
.bfs-nav__drop a:hover {
  color: var(--bfs-red);
  background: rgba(196, 30, 58, .04);
}
.bfs-nav__item:hover .bfs-nav__drop,
.bfs-nav__item:focus-within .bfs-nav__drop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.bfs-header__cta {
  margin-left: .5rem;
  padding: .55rem 1.1rem;
  background: var(--bfs-red);
  color: #fff !important;
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .04em;
  transition: background .2s;
}
.bfs-header__cta:hover { background: var(--bfs-red-dark); }
.bfs-burger {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  margin-left: auto;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.bfs-burger span {
  display: block;
  width: 1.35rem;
  height: 2px;
  background: var(--bfs-ink);
}

/* Drawer */
.bfs-drawer[hidden] { display: none !important; }
.bfs-drawer { position: fixed; inset: 0; z-index: 200; }
.bfs-drawer__mask {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.45);
}
.bfs-drawer__panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(20rem, 86vw);
  background: #fff;
  padding: 1.25rem 1.25rem 2rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  transform: translateX(0);
}
.bfs-drawer__close {
  font-size: 1.75rem;
  line-height: 1;
  color: var(--bfs-muted);
  margin-bottom: 1rem;
}
.bfs-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: .15rem;
}
.bfs-drawer__nav a {
  padding: .85rem 0;
  border-bottom: 1px solid var(--bfs-line);
  font-size: 1.05rem;
}
.bfs-drawer__item > a {
  display: block;
  padding: .85rem 0;
  border-bottom: 1px solid var(--bfs-line);
  font-size: 1.05rem;
}
.bfs-drawer__sub {
  display: flex;
  flex-direction: column;
  padding: 0 0 .35rem .75rem;
  border-bottom: 1px solid var(--bfs-line);
}
.bfs-drawer__sub a {
  padding: .45rem 0;
  border-bottom: 0;
  font-size: .92rem;
  color: var(--bfs-muted);
}
.bfs-drawer__sub a:hover { color: var(--bfs-red); }
.bfs-drawer__cta {
  display: block;
  margin-top: 1.5rem;
  text-align: center;
  padding: .85rem 1rem;
  background: var(--bfs-red);
  color: #fff !important;
  font-weight: 600;
}

/* Buttons / links — fluid across PC / laptop / iPad / phone */
.bfs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: auto;
  max-width: 100%;
  min-height: clamp(2.6rem, 2.2vw + 2.2rem, 3rem);
  padding:
    clamp(.55rem, .35vw + .45rem, .75rem)
    clamp(1.05rem, 1.1vw + .75rem, 1.4rem);
  background: var(--bfs-red);
  color: #fff !important;
  font-size: clamp(.86rem, .2vw + .8rem, .92rem);
  font-weight: 600;
  letter-spacing: .03em;
  line-height: 1.2;
  white-space: nowrap;
  transition: background .2s, transform .2s;
}
.bfs-btn:hover { background: var(--bfs-red-dark); }
.bfs-btn--light {
  background: #fff;
  color: var(--bfs-ink) !important;
}
.bfs-btn--light:hover { background: var(--bfs-mist); }
.bfs-btn--lg {
  min-height: clamp(2.75rem, 2.5vw + 2.3rem, 3.35rem);
  padding:
    clamp(.7rem, .5vw + .55rem, 1rem)
    clamp(1.2rem, 1.4vw + .9rem, 1.75rem);
  font-size: clamp(.9rem, .3vw + .82rem, 1rem);
}
.bfs-textlink {
  color: var(--bfs-red);
  font-weight: 600;
  font-size: .9rem;
  white-space: nowrap;
}
.bfs-textlink::after { content: " →"; }

/* Typography helpers */
.bfs-kicker {
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bfs-cyan);
  margin-bottom: .55rem;
  font-weight: 600;
}
.bfs-sec-title {
  font-size: var(--bfs-fs-title);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.25;
}
.bfs-lead {
  margin-top: .65rem;
  color: var(--bfs-muted);
  font-size: var(--bfs-fs-lead);
  max-width: 36rem;
}
.bfs-sechead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.bfs-sechead--center {
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.bfs-sechead--center .bfs-lead { margin-left: auto; margin-right: auto; }
.bfs-sechead--light .bfs-sec-title,
.bfs-sechead--light .bfs-kicker { color: #fff; }
.bfs-sechead--light .bfs-lead { color: rgba(255,255,255,.72); }
.bfs-sechead--light .bfs-kicker { color: #7fd4d9; }

.bfs-band {
  padding: 4.5rem 0;
}
.bfs-band--dark {
  background: linear-gradient(145deg, #121417 0%, #1c2228 55%, #0f2a2c 100%);
  color: #fff;
}
.bfs-band--mist { background: var(--bfs-mist); }
.bfs-band--cta {
  background:
    linear-gradient(120deg, rgba(230,0,18,.92), rgba(11,140,148,.85)),
    url("../../../../static/upload/image/20261012/pagehead.jpg") center/cover;
  color: #fff;
}
.bfs-band--cta .bfs-kicker { color: rgba(255,255,255,.85); }
.bfs-band--cta .bfs-sec-title,
.bfs-band--cta .bfs-lead { color: #fff; }
.bfs-band--cta .bfs-lead { opacity: .9; }

/* Hero — fluid width:100% height:auto (no crop; image owns all copy) */
.bfs-hero {
  position: relative;
  background: #0a0a0a;
  line-height: 0;
  font-size: 0;
}
.bfs-hero__track { position: relative; }
.bfs-hero__slide {
  display: none;
  position: relative;
  margin: 0;
  line-height: 0;
}
.bfs-hero__slide.is-active { display: block; }
.bfs-hero__link { display: block; line-height: 0; }
.bfs-hero__img {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: top;
}
/* Optional CMS title/subtitle — only renders when fields are filled */
.bfs-hero__caption {
  position: absolute;
  left: 0; right: 0;
  bottom: 18%;
  z-index: 3;
  line-height: normal;
  font-size: 1rem;
  color: #fff;
  pointer-events: none;
  text-shadow: 0 2px 16px rgba(0,0,0,.45);
}
.bfs-hero__title {
  margin: 0;
  font-size: clamp(1.5rem, 3.2vw, 2.6rem);
  font-weight: 700;
  letter-spacing: .02em;
}
.bfs-hero__sub {
  margin: .55rem 0 0;
  max-width: 36rem;
  font-size: clamp(.95rem, 1.5vw, 1.15rem);
  color: rgba(255,255,255,.9);
  line-height: 1.55;
}
.bfs-hero__bar {
  position: absolute;
  left: 0; right: 0;
  bottom: 4rem; /* sit above overlapping stats bar */
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  line-height: normal;
  font-size: 1rem;
}
.bfs-band--tight-top {
  padding-top: 2rem;
}

/* Stats bar under hero (backend labels) */
.bfs-stats {
  position: relative;
  z-index: 4;
  margin-top: -3.25rem;
  background: rgba(20, 22, 26, .88);
  backdrop-filter: blur(8px);
  color: #fff;
}
.bfs-stats__list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 1.35rem 0;
}
.bfs-stats__list li {
  text-align: center;
  padding: .35rem .75rem;
  border-right: 1px solid rgba(255,255,255,.12);
}
.bfs-stats__list li:last-child { border-right: 0; }
.bfs-stats__list strong {
  display: block;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.15;
  color: #fff;
}
.bfs-stats__list span {
  display: block;
  margin-top: .4rem;
  font-size: .82rem;
  color: rgba(255,255,255,.72);
  line-height: 1.4;
}
.bfs-hero__nav {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.55);
  background: rgba(0,0,0,.25);
  position: relative;
}
.bfs-hero__nav::before {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: .45rem; height: .45rem;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}
.bfs-hero__nav--prev::before { transform: translate(-35%, -50%) rotate(-135deg); }
.bfs-hero__nav--next::before { transform: translate(-65%, -50%) rotate(45deg); }
.bfs-hero__dots { display: flex; gap: .4rem; }
.bfs-hero__dot {
  width: .5rem; height: .5rem;
  border-radius: 999px;
  background: rgba(255,255,255,.45);
  transition: width .25s, background .25s;
}
.bfs-hero__dot.is-active {
  width: 1.5rem;
  background: #fff;
}

/* About */
.bfs-about {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 3rem;
  align-items: center;
}
.bfs-about__media {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bfs-mist);
}
.bfs-about__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.bfs-about__excerpt {
  margin: .85rem 0 1.5rem;
  color: var(--bfs-muted);
  font-size: .98rem;
  line-height: 1.85;
  max-width: 34rem;
}
.bfs-about__body .bfs-sec-title { margin-bottom: .15rem; }

/* Homepage product tabs — 4 CMS categories (like jkjgree) */
.bfs-band--product .bfs-sechead--center { margin-bottom: 1.5rem; }
.bfs-ptabs__bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .65rem;
  margin-bottom: 2rem;
}
.bfs-ptabs__btn {
  padding: .55rem 1.35rem;
  border: 1px solid var(--bfs-line);
  border-radius: 999px;
  background: var(--bfs-white);
  color: var(--bfs-muted);
  font-size: .92rem;
  line-height: 1.2;
  transition: color .2s, border-color .2s, background .2s, box-shadow .2s;
}
.bfs-ptabs__btn:hover {
  color: var(--bfs-red);
  border-color: rgba(230,0,18,.35);
}
.bfs-ptabs__btn.is-on {
  color: #fff;
  background: var(--bfs-red);
  border-color: var(--bfs-red);
  font-weight: 600;
  box-shadow: 0 6px 16px rgba(230,0,18,.22);
}
.bfs-ptabs__panel[hidden] { display: none !important; }
.bfs-ptabs__more {
  margin-top: 1.5rem;
  text-align: center;
}
.bfs-product-card__sub {
  display: block;
  margin-top: .3rem;
  font-size: .82rem;
  color: var(--bfs-muted);
  line-height: 1.45;
}

/* Product list cards */
.bfs-product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.15rem;
}
.bfs-product-card {
  background: #fff;
  border: 1px solid var(--bfs-line);
  transition: box-shadow .25s, border-color .25s;
}
.bfs-product-card:hover {
  border-color: rgba(230,0,18,.35);
  box-shadow: 0 12px 32px rgba(20,20,20,.08);
}
.bfs-product-card__media {
  aspect-ratio: 1 / 1;
  background: var(--bfs-mist);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.bfs-product-card__media img {
  max-width: 85%;
  max-height: 85%;
  width: auto;
  height: auto;
  object-fit: contain;
}
.bfs-product-card__body { padding: .9rem 1rem 1.1rem; }
.bfs-product-card__cat {
  display: block;
  font-size: .75rem;
  color: var(--bfs-cyan);
  margin-bottom: .3rem;
}
.bfs-product-card__body strong {
  display: block;
  font-size: .95rem;
  line-height: 1.4;
}

/* Advantages */
.bfs-adv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.bfs-adv-card {
  padding: 1.5rem 1.35rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  min-height: 11rem;
}
.bfs-adv-card__num {
  display: block;
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--bfs-cyan);
  margin-bottom: .85rem;
  font-weight: 700;
}
.bfs-adv-card h3 {
  font-size: 1.15rem;
  margin-bottom: .55rem;
}
.bfs-adv-card p {
  color: rgba(255,255,255,.72);
  font-size: .92rem;
}

/* List card grid — news / cases */
.bfs-band--cards {
  background: var(--bfs-mist);
  padding-top: 2rem;
  padding-bottom: 3.5rem;
}
.bfs-band--cards .bfs-subnav {
  margin-bottom: 1.35rem;
}
.bfs-band--cards .bfs-subnav a {
  background: var(--bfs-white);
}
.bfs-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.35rem;
}
.bfs-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--bfs-white);
  border: 2px solid #c5ccd4;
  overflow: hidden;
  transition: border-color .28s var(--bfs-ease), box-shadow .28s var(--bfs-ease), transform .28s var(--bfs-ease);
}
.bfs-card:hover {
  border-color: var(--bfs-red);
  box-shadow: 0 10px 28px rgba(20, 20, 20, .07);
  transform: translateY(-4px);
}
.bfs-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #e8ecf0;
}
.bfs-card__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 40%;
  background: linear-gradient(transparent, rgba(0, 0, 0, .06));
  pointer-events: none;
  opacity: 0;
  transition: opacity .28s;
}
.bfs-card:hover .bfs-card__media::after { opacity: 1; }
.bfs-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform .55s var(--bfs-ease);
}
.bfs-card:hover .bfs-card__media img { transform: scale(1.05); }
.bfs-card__body {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.15rem 1.2rem 1.35rem;
  flex: 1;
  border-top: 1px solid #eef1f4;
}
.bfs-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--bfs-cyan);
  font-weight: 600;
}
.bfs-card__meta time {
  color: #8a939c;
  font-weight: 500;
  letter-spacing: 0;
}
.bfs-card__title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--bfs-ink);
  transition: color .2s;
}
.bfs-card:hover .bfs-card__title { color: var(--bfs-red); }
.bfs-card__desc {
  margin-top: auto;
  padding-top: .15rem;
  font-size: .86rem;
  line-height: 1.55;
  color: var(--bfs-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bfs-band--cards .bfs-pager { margin-top: 2rem; }

/* Homepage cases — category tabs + image-led grid */
.bfs-band--cases { background: var(--bfs-mist); }
.bfs-band--cases .bfs-sechead--center { margin-bottom: 1.35rem; }
.bfs-band--cases .bfs-lead {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.bfs-ctabs__panel[hidden] { display: none !important; }
.bfs-case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}
.bfs-case {
  display: flex;
  flex-direction: column;
  background: var(--bfs-white);
  overflow: hidden;
  transition: transform .3s var(--bfs-ease), box-shadow .3s var(--bfs-ease);
}
.bfs-case:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(20,20,20,.1);
}
.bfs-case__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #d8dee4;
}
.bfs-case__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform .55s var(--bfs-ease);
}
.bfs-case:hover .bfs-case__media img { transform: scale(1.05); }
.bfs-case__cap { padding: 1rem 1.1rem 1.15rem; }
.bfs-case__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  margin-bottom: .45rem;
}
.bfs-case__meta span {
  font-size: .75rem;
  font-weight: 600;
  color: var(--bfs-cyan);
}
.bfs-case__meta time {
  font-size: .75rem;
  color: var(--bfs-muted);
  white-space: nowrap;
}
.bfs-case__cap strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1.4;
  font-weight: 700;
  transition: color .2s;
}
.bfs-case:hover .bfs-case__cap strong { color: var(--bfs-red); }

/* Certs coverflow — large readable certificates */
.bfs-band--certs {
  background: #fff;
  padding-top: 4.75rem;
  padding-bottom: 5rem;
}
.bfs-band--certs .bfs-sechead--center { margin-bottom: 2rem; }
.bfs-band--certs .bfs-sec-title { color: #1a6bb5; }
.bfs-band--certs .bfs-lead {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  max-width: 36rem;
}
.bfs-coverflow {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}
.bfs-coverflow__stage {
  position: relative;
  flex: 1;
  height: clamp(28rem, 58vw, 38rem);
  perspective: 1600px;
  transform-style: preserve-3d;
  overflow: visible;
}
.bfs-coverflow__item {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(22rem, 52vw);
  margin: 0;
  transform-origin: center center;
  transition: transform .5s var(--bfs-ease), opacity .45s var(--bfs-ease), filter .45s;
  opacity: 0;
  pointer-events: none;
  z-index: 0;
}
.bfs-coverflow__item.is-show {
  opacity: 1;
  pointer-events: auto;
}
.bfs-coverflow__item.is-active {
  filter: none;
}
.bfs-coverflow__item:not(.is-active).is-show {
  filter: brightness(.92);
}
.bfs-coverflow__item img {
  display: block;
  width: 100%;
  height: auto;
  max-height: clamp(26rem, 54vw, 34rem);
  aspect-ratio: 3 / 4.15;
  object-fit: contain;
  object-position: center center;
  background: #fff;
  border: 1px solid rgba(20,20,20,.06);
  box-shadow: 0 22px 48px rgba(20,20,20,.2);
}
.bfs-coverflow__item.is-active img {
  box-shadow: 0 28px 56px rgba(20,20,20,.28);
}
.bfs-coverflow__item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: .75rem 1rem;
  background: rgba(28, 32, 38, .78);
  color: #fff;
  text-align: center;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .04em;
  opacity: 0;
  transition: opacity .3s;
}
.bfs-coverflow__item.is-active figcaption { opacity: 1; }
.bfs-coverflow__nav {
  flex: 0 0 3rem;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: #eef1f4;
  position: relative;
  z-index: 5;
  transition: background .2s, transform .2s;
}
.bfs-coverflow__nav:hover {
  background: #e2e7ec;
  transform: scale(1.06);
}
.bfs-coverflow__nav::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: .65rem;
  height: .65rem;
  border-right: 2px solid var(--bfs-ink);
  border-bottom: 2px solid var(--bfs-ink);
  transform: translate(-40%, -50%) rotate(-45deg);
}
.bfs-coverflow__nav--prev::before { transform: translate(-20%, -50%) rotate(135deg); }

/* Store strip */
.bfs-store-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .85rem;
}
.bfs-store-thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bfs-mist);
}
.bfs-store-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform .45s var(--bfs-ease);
}
.bfs-store-thumb:hover img { transform: scale(1.05); }
.bfs-store-thumb span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: .85rem 1rem;
  background: linear-gradient(transparent, rgba(0,0,0,.65));
  color: #fff;
  font-size: .9rem;
  font-weight: 600;
}

/* Process */
.bfs-process {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: .5rem;
  counter-reset: none;
}
.bfs-process__step {
  padding: 1.1rem .75rem;
  background: var(--bfs-mist);
  text-align: center;
  min-height: 8.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .35rem;
}
.bfs-process__step span {
  font-size: .75rem;
  font-weight: 700;
  color: var(--bfs-red);
  letter-spacing: .08em;
}
.bfs-process__step strong { font-size: .95rem; }
.bfs-process__step em {
  font-style: normal;
  font-size: .78rem;
  color: var(--bfs-muted);
}

/* News feed — search / tags 列表仍用 */
.bfs-news-feed { display: flex; flex-direction: column; }
.bfs-news-row {
  display: grid;
  grid-template-columns: 4.5rem 1fr 7.5rem;
  gap: 1.25rem;
  align-items: center;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--bfs-line);
}
.bfs-news-row time {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--bfs-red);
  letter-spacing: .02em;
}
.bfs-news-row__body span {
  font-size: .75rem;
  color: var(--bfs-cyan);
}
.bfs-news-row__body strong {
  display: block;
  font-size: 1.05rem;
  margin: .2rem 0 .35rem;
}
.bfs-news-row__body p {
  color: var(--bfs-muted);
  font-size: .9rem;
}
.bfs-news-row__thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bfs-mist);
}
.bfs-news-row__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Homepage news — featured + rail (not feed rows) */
.bfs-newsboard {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  grid-template-rows: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--bfs-line);
  border: 1px solid var(--bfs-line);
  min-height: 28rem;
}
.bfs-newsboard__item {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1.1rem 1.25rem;
  background: var(--bfs-white);
  transition: background .25s var(--bfs-ease);
}
.bfs-newsboard__item:hover { background: #fafbfc; }
.bfs-newsboard__item:first-child {
  grid-row: 1 / -1;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr auto;
  gap: 0;
  padding: 0;
  align-items: stretch;
  background: var(--bfs-ink);
  color: #fff;
}
.bfs-newsboard__item:first-child:hover { background: #1a1d22; }
.bfs-newsboard__media {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--bfs-mist);
}
.bfs-newsboard__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .55s var(--bfs-ease);
}
.bfs-newsboard__item:hover .bfs-newsboard__media img {
  transform: scale(1.05);
}
.bfs-newsboard__item:first-child .bfs-newsboard__media {
  aspect-ratio: auto;
  min-height: 16rem;
  position: relative;
}
.bfs-newsboard__item:first-child .bfs-newsboard__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(10,12,14,.72) 100%);
  pointer-events: none;
}
.bfs-newsboard__item:first-child .bfs-newsboard__copy {
  padding: 1.35rem 1.5rem 1.6rem;
  margin-top: -4.5rem;
  position: relative;
  z-index: 1;
}
.bfs-newsboard__meta {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  margin-bottom: .45rem;
  flex-wrap: wrap;
}
.bfs-newsboard__meta time {
  display: inline-flex;
  align-items: baseline;
  gap: .4rem;
  color: var(--bfs-red);
  font-style: normal;
}
.bfs-newsboard__meta time b {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: .02em;
}
.bfs-newsboard__meta time i {
  font-style: normal;
  font-size: .72rem;
  font-weight: 600;
  color: var(--bfs-muted);
  letter-spacing: .06em;
}
.bfs-newsboard__meta span {
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--bfs-cyan);
}
.bfs-newsboard__copy strong {
  display: block;
  font-size: .98rem;
  line-height: 1.4;
  font-weight: 700;
  transition: color .2s;
}
.bfs-newsboard__item:hover .bfs-newsboard__copy strong { color: var(--bfs-red); }
.bfs-newsboard__copy p {
  margin-top: .35rem;
  font-size: .84rem;
  color: var(--bfs-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.bfs-newsboard__item:first-child .bfs-newsboard__meta time { color: #ff6b6b; }
.bfs-newsboard__item:first-child .bfs-newsboard__meta time i,
.bfs-newsboard__item:first-child .bfs-newsboard__meta span { color: rgba(255,255,255,.65); }
.bfs-newsboard__item:first-child .bfs-newsboard__copy strong {
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.3;
  color: #fff;
}
.bfs-newsboard__item:first-child:hover .bfs-newsboard__copy strong { color: #fff; }
.bfs-newsboard__item:first-child .bfs-newsboard__copy p {
  margin-top: .55rem;
  font-size: .92rem;
  color: rgba(255,255,255,.72);
  -webkit-line-clamp: 3;
}
/* rail items: hide long desc on dense stack */
.bfs-newsboard__item:not(:first-child) .bfs-newsboard__copy p { display: none; }

/* CTA — side-by-side on wide, stacked compact button on narrow */
.bfs-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(1.25rem, 3vw, 2.25rem);
}
.bfs-cta__copy { min-width: 0; flex: 1 1 auto; }
.bfs-cta .bfs-btn {
  flex: 0 0 auto;
  align-self: center;
}
.bfs-cta__contact {
  margin-top: clamp(.65rem, 1.2vw, 1rem);
  font-size: clamp(.88rem, .2vw + .82rem, .95rem);
  opacity: .92;
  word-break: break-word;
}
.bfs-band--cta {
  padding-block: clamp(2.5rem, 4vw + 1.5rem, 4.5rem);
}
.bfs-band--cta .bfs-sec-title {
  font-size: clamp(1.25rem, 2.2vw + .85rem, 2.15rem);
  line-height: 1.35;
}
.bfs-band--cta .bfs-lead {
  margin-top: .65rem;
  max-width: 36rem;
}

/* Pagehead — fluid img like jkjgree; no forced tall box / no overlay copy */
.bfs-pagehead {
  position: relative;
  width: 100%;
  margin: 0;
  padding: 0;
  line-height: 0;
  font-size: 0;
  background: #0a0a0a;
  overflow: hidden;
}
.bfs-pagehead__img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: top;
}
/* Content block directly under column banner — tighter than homepage sections */
.bfs-band--page {
  padding: 1.75rem 0 3rem;
}
.bfs-visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Subcats */
.bfs-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.75rem;
}
.bfs-subnav a {
  padding: .45rem .9rem;
  border: 1px solid var(--bfs-line);
  font-size: .88rem;
  transition: border-color .2s, color .2s;
}
.bfs-subnav a:hover,
.bfs-subnav a.is-on {
  border-color: var(--bfs-red);
  color: var(--bfs-red);
}

/* List grids */
.bfs-list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.bfs-store-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.bfs-empty {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--bfs-muted);
}

/* Article detail */
.bfs-article { max-width: 46rem; }
.bfs-article--wide { max-width: 72rem; }
.bfs-article__crumb {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  font-size: .88rem;
  color: var(--bfs-muted);
  margin-bottom: 1rem;
}
.bfs-article__crumb a:hover { color: var(--bfs-red); }
.bfs-article h1 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  line-height: 1.35;
  margin-bottom: .75rem;
}
.bfs-article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  font-size: .88rem;
  color: var(--bfs-muted);
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--bfs-line);
}
.bfs-nextprev {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--bfs-line);
}
.bfs-nextprev__item span {
  display: block;
  font-size: .78rem;
  color: var(--bfs-muted);
  margin-bottom: .35rem;
}
.bfs-nextprev__item--next { text-align: right; }
.bfs-article__cta {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--bfs-mist);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* Rich text isolation */
.bfs-rich {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--bfs-ink);
  overflow-wrap: anywhere;
}
.bfs-rich :is(h1,h2,h3,h4,h5,h6,p,ul,ol,li,a,span,table,blockquote) {
  font-size: revert;
  line-height: revert;
  margin: revert;
  padding: revert;
  letter-spacing: revert;
  font-weight: revert;
  color: revert;
  list-style: revert;
  display: revert;
  text-align: revert;
}
.bfs-rich ul, .bfs-rich ol { padding-left: 1.5em; }
.bfs-rich a { color: var(--bfs-red); text-decoration: underline; }
.bfs-rich img {
  max-width: 100%;
  height: auto;
}
.bfs-rich table { width: 100%; border-collapse: collapse; }
.bfs-rich .table-wrap,
.bfs-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Message form */
.bfs-message {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2.5rem;
  align-items: start;
}
.bfs-form {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bfs-mist);
}
.bfs-form label {
  display: grid;
  gap: .4rem;
  font-size: .88rem;
  color: var(--bfs-muted);
}
.bfs-form input,
.bfs-form textarea {
  width: 100%;
  border: 1px solid var(--bfs-line);
  background: #fff;
  padding: .7rem .85rem;
  font: inherit;
  color: var(--bfs-ink);
}
.bfs-form__code {
  display: grid !important;
  grid-template-columns: 1fr auto;
  gap: .5rem .75rem;
  align-items: end;
}
.bfs-form__code span { grid-column: 1 / -1; }
.bfs-form__code img {
  height: 2.6rem;
  width: auto;
  cursor: pointer;
}

/* Contact aside */
.bfs-contact-panel {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 2rem;
}
.bfs-contact-card {
  padding: 1.5rem;
  background: var(--bfs-mist);
  align-self: start;
}
.bfs-contact-card__tip {
  margin: 0 0 1.1rem;
  font-size: .9rem;
  color: var(--bfs-muted);
  line-height: 1.55;
}
.bfs-contact-card .bfs-form--compact {
  padding: 0;
  background: transparent;
  gap: .85rem;
}
.bfs-contact-card li {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: .5rem;
  padding: .65rem 0;
  border-bottom: 1px solid var(--bfs-line);
  font-size: .95rem;
}
.bfs-contact-card li span { color: var(--bfs-muted); }

/* Pagination */
.bfs-pager {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: .45rem;
  margin-top: 2.5rem;
}
.bfs-pager > span { display: contents; }
.bfs-pager .page-status {
  display: inline;
  font-size: .85rem;
  color: var(--bfs-muted);
  margin-right: .5rem;
}
.bfs-pager a,
.bfs-pager .page-num,
.bfs-pager .page-num-current {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0 .65rem;
  border: 1px solid var(--bfs-line);
  font-size: .88rem;
  background: #fff;
}
.bfs-pager .page-num-current {
  background: var(--bfs-red);
  border-color: var(--bfs-red);
  color: #fff;
}
.bfs-pager a[href="javascript:;"] {
  opacity: .4;
  pointer-events: none;
}

/* Footer — top: brand | contact | QR; bottom: nav + copyright | legal */
.bfs-footer {
  background: #101114;
  color: rgba(255,255,255,.82);
  padding-top: 3.25rem;
}
.bfs-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1.2fr auto;
  gap: 2.5rem 3rem;
  align-items: start;
  padding-bottom: 2.5rem;
}
.bfs-footer__logo img {
  height: 40px;
  width: auto;
  background: #fff;
  padding: .35rem .55rem;
}
.bfs-footer__slogan {
  margin-top: .85rem;
  font-size: .92rem;
  color: rgba(255,255,255,.72);
}
.bfs-footer__desc {
  margin-top: .65rem;
  max-width: 26rem;
  font-size: .86rem;
  line-height: 1.65;
  color: rgba(255,255,255,.48);
}
.bfs-footer__meta li {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: .5rem;
  padding: .4rem 0;
  font-size: .92rem;
  line-height: 1.55;
}
.bfs-footer__meta span { color: rgba(255,255,255,.45); }
.bfs-footer__meta strong { font-weight: 500; color: rgba(255,255,255,.88); }
.bfs-footer__wx { justify-self: end; }
.bfs-footer__qr {
  margin: 0;
  width: 8rem;
  text-align: center;
}
.bfs-footer__qr img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  background: #fff;
  padding: .4rem;
}
.bfs-footer__qr figcaption {
  margin-top: .55rem;
  font-size: .78rem;
  color: rgba(255,255,255,.5);
  letter-spacing: .04em;
}
.bfs-footer__base {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.15rem 0 1.35rem;
}
.bfs-footer__base-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  justify-content: space-between;
  align-items: flex-end;
  font-size: .82rem;
  color: rgba(255,255,255,.45);
}
.bfs-footer__base-left {
  display: flex;
  flex-direction: column;
  gap: .65rem;
  min-width: 0;
}
.bfs-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.15rem;
  font-size: .88rem;
  color: rgba(255,255,255,.72);
}
.bfs-footer__links a:hover { color: #fff; }
.bfs-footer__copy { margin: 0; }
.bfs-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: flex-end;
}
.bfs-footer__legal a:hover { color: #fff; }

/* Mobile bar */
.bfs-mbar {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  height: var(--bfs-mbar);
  background: #101114;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.bfs-mbar a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: .88rem;
  font-weight: 600;
}
.bfs-mbar__msg { background: var(--bfs-red); }

.bfs-top {
  position: fixed;
  right: 1rem;
  bottom: 5.5rem;
  z-index: 80;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--bfs-ink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0,0,0,.2);
}
.bfs-top[hidden] { display: none !important; }

[data-bfs-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .55s var(--bfs-ease), transform .55s var(--bfs-ease);
}
[data-bfs-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* Breakpoints */
@media (max-width: 1199px) {
  .bfs-product-grid { grid-template-columns: repeat(3, 1fr); }
  .bfs-card-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
  .bfs-process { grid-template-columns: repeat(4, 1fr); }
  .bfs-footer { padding-top: 2.5rem; }
  .bfs-footer__grid { gap: 1.75rem 2rem; }
}

@media (max-width: 991px) {
  .bfs-nav, .bfs-header__cta { display: none; }
  .bfs-burger { display: flex; }
  .bfs-about { grid-template-columns: 1fr; gap: 1.75rem; }
  .bfs-product-grid,
  .bfs-list-grid,
  .bfs-card-grid,
  .bfs-store-grid,
  .bfs-store-strip { grid-template-columns: repeat(2, 1fr); }
  .bfs-adv-grid { grid-template-columns: 1fr 1fr; }
  .bfs-case-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .bfs-process { grid-template-columns: repeat(3, 1fr); }
  .bfs-news-row { grid-template-columns: 3.5rem 1fr 5.5rem; gap: .85rem; }
  .bfs-newsboard {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    min-height: 0;
  }
  .bfs-newsboard__item:first-child {
    grid-row: auto;
  }
  .bfs-newsboard__item:first-child .bfs-newsboard__media { min-height: 14rem; }
  .bfs-newsboard__item:not(:first-child) {
    grid-template-columns: 4.5rem 1fr;
  }
  .bfs-message,
  .bfs-contact-panel { grid-template-columns: 1fr; display: flex; flex-direction: column; }
  .bfs-cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.15rem;
  }
  .bfs-cta .bfs-btn {
    align-self: flex-start;
    width: auto;
  }
  .bfs-footer__grid {
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    padding-bottom: 1.5rem;
  }
  .bfs-footer__brand { display: none; }
  .bfs-footer__wx { justify-self: end; }
  .bfs-footer__qr { width: 5.5rem; }
  .bfs-footer__links { gap: .3rem .85rem; font-size: .82rem; }
  .bfs-footer__base-inner { align-items: flex-start; }
  /* Hero: keep full banner (copy is baked into image); side arrows + bottom dots */
  .bfs-hero__img {
    width: 100%;
    height: auto;
    object-fit: unset;
    object-position: unset;
  }
  .bfs-hero__bar {
    bottom: 0;
    top: 0;
    height: auto;
    padding: 0 .55rem .65rem;
    justify-content: space-between;
    align-items: flex-end;
    pointer-events: none;
  }
  .bfs-hero__nav,
  .bfs-hero__dots { pointer-events: auto; }
  .bfs-hero__nav {
    align-self: flex-end;
    width: 2.15rem;
    height: 2.15rem;
    margin-bottom: .15rem;
    background: rgba(0,0,0,.32);
    border-color: rgba(255,255,255,.65);
  }
  .bfs-hero__dots {
    position: absolute;
    left: 50%;
    bottom: .55rem;
    transform: translateX(-50%);
    gap: .4rem;
  }
  .bfs-hero__caption { bottom: 18%; padding: 0 .5rem; }
  .bfs-band { padding: 3.25rem 0; }
  .bfs-band--tight-top { padding-top: 1.5rem; }
  .bfs-stats { margin-top: 0; }
  .bfs-stats__list { grid-template-columns: repeat(3, 1fr); padding: 1.1rem 0; }
  .bfs-stats__list li:nth-child(3) { border-right: 0; }
  .bfs-stats__list li:nth-child(n+4) { border-top: 1px solid rgba(255,255,255,.1); padding-top: .85rem; }
}

@media (max-width: 767px) {
  .bfs-band--certs { padding-top: 3.25rem; padding-bottom: 3.5rem; }
  .bfs-coverflow { gap: .35rem; }
  .bfs-coverflow__stage { height: 26rem; overflow: hidden; }
  .bfs-coverflow__item { width: min(16.5rem, 72vw); }
  .bfs-coverflow__item img { max-height: 24rem; }
  .bfs-coverflow__nav { flex-basis: 2.35rem; width: 2.35rem; height: 2.35rem; }
  .bfs-body { padding-bottom: calc(var(--bfs-mbar) + env(safe-area-inset-bottom, 0px)); }
  .bfs-mbar { display: flex; }
  .bfs-topbar__phone { display: none; }
  .bfs-brand img { height: 34px; }
  .bfs-product-grid,
  .bfs-list-grid,
  .bfs-card-grid,
  .bfs-store-grid,
  .bfs-store-strip,
  .bfs-adv-grid,
  .bfs-process { grid-template-columns: 1fr 1fr; }
  .bfs-process { grid-template-columns: 1fr 1fr; }
  .bfs-case-grid { grid-template-columns: 1fr; }
  .bfs-news-row {
    grid-template-columns: 3rem 1fr;
  }
  .bfs-news-row__thumb { display: none; }
  .bfs-newsboard__item:not(:first-child) {
    grid-template-columns: 1fr;
    gap: .65rem;
    padding: 1rem 1.1rem;
  }
  .bfs-newsboard__item:not(:first-child) .bfs-newsboard__media {
    width: 100%;
    aspect-ratio: 16 / 9;
  }
  .bfs-newsboard__item:first-child .bfs-newsboard__copy {
    margin-top: -3.5rem;
    padding: 1.1rem 1.15rem 1.25rem;
  }
  .bfs-sechead { flex-direction: column; align-items: flex-start; }
  .bfs-nextprev { grid-template-columns: 1fr; }
  .bfs-nextprev__item--next { text-align: left; }
  .bfs-article__cta { flex-direction: column; align-items: flex-start; }
  .bfs-band--tight-top { padding-top: 1.25rem; }
  .bfs-hero__bar { padding: 0 .4rem .5rem; }
  .bfs-hero__nav {
    width: 1.9rem;
    height: 1.9rem;
  }
  .bfs-hero__dots { bottom: .45rem; }
  .bfs-stats { margin-top: 0; }
  .bfs-stats__list { grid-template-columns: 1fr 1fr; }
  .bfs-stats__list li { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.1); padding: .75rem .5rem; }
  .bfs-stats__list li:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.1); }
  .bfs-stats__list li:nth-child(n+4) { border-top: 0; padding-top: .75rem; }
  .bfs-stats__list li:last-child { grid-column: 1 / -1; border-right: 0; }
  .bfs-top { bottom: calc(var(--bfs-mbar) + 1rem); }
  /* footer same fields as iPad — no hollow pad inside foot */
  .bfs-footer__base { padding-bottom: 1rem; }
}

@media (max-width: 480px) {
  :root { --bfs-shell: min(1200px, calc(100% - 1.5rem)); }
  .bfs-product-grid,
  .bfs-list-grid,
  .bfs-card-grid,
  .bfs-store-grid,
  .bfs-store-strip,
  .bfs-adv-grid { grid-template-columns: 1fr; }
  .bfs-ptabs__btn { padding: .5rem 1rem; font-size: .86rem; }
  .bfs-process { grid-template-columns: 1fr 1fr; }
  .bfs-footer__grid { grid-template-columns: 1fr auto; gap: 1rem; }
  .bfs-footer__qr { width: 4.75rem; }
  .bfs-footer__qr figcaption { font-size: .72rem; }
  .bfs-footer__legal { justify-content: flex-start; }
  .bfs-form__code { grid-template-columns: 1fr auto; }
  .bfs-cta { gap: 1rem; }
}