.bk-hero { position:relative; min-height:760px; display:flex; align-items:center; overflow:hidden; border-bottom:1px solid rgba(216,164,56,.18); }
.bk-hero__image { position:absolute; inset:0; background-image:url('../images/berkseft-hero.jpg'); background-size:cover; background-position:center 32%; transform:scale(1.025); filter:saturate(.9) contrast(1.04) brightness(.7); }
.bk-hero__veil { position:absolute; inset:0; background:linear-gradient(90deg,rgba(3,3,5,.94) 0%,rgba(3,3,5,.77) 37%,rgba(3,3,5,.28) 68%,rgba(3,3,5,.68) 100%),linear-gradient(180deg,rgba(0,0,0,.08),rgba(0,0,0,.76)); }
.bk-hero::after { content:""; position:absolute; width:720px; height:720px; right:-260px; top:80px; border-radius:50%; background:radial-gradient(circle,rgba(154,60,255,.18),transparent 65%); filter:blur(24px); }
.bk-hero__content { position:relative; z-index:3; padding:110px 0 86px; }
.bk-hero__brand { max-width:620px; text-align:center; }
.bk-logo { font-family:Georgia,"Times New Roman",serif; font-size:118px; line-height:.84; font-weight:700; letter-spacing:-.08em; background:linear-gradient(180deg,#fff1bd 0%,#d7a03c 44%,#7c4811 100%); -webkit-background-clip:text; color:transparent; filter:drop-shadow(0 12px 32px rgba(216,164,56,.2)); }
.bk-domain { margin-top:5px; color:var(--bk-gold-soft); font-family:Georgia,serif; font-size:20px; letter-spacing:.16em; }
.bk-hero h1 { margin:22px 0 10px; font-family:Georgia,serif; color:#f0c76d; font-size:44px; letter-spacing:.08em; }
.bk-hero p { max-width:570px; margin:0 auto; color:#d1ccd1; line-height:1.7; font-size:16px; }
.bk-hero__auth { display:flex; justify-content:center; gap:10px; margin-top:24px; }
.bk-role-actions { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:14px; }
.bk-btn { min-height:52px; padding:13px 22px; border-radius:14px; display:inline-flex; align-items:center; justify-content:center; gap:3px; flex-direction:column; font-weight:900; text-transform:uppercase; letter-spacing:.04em; transition:.22s ease; border:1px solid transparent; }
.bk-btn small { font-size:10px; text-transform:none; opacity:.75; letter-spacing:0; font-weight:700; }
.bk-btn:hover { transform:translateY(-2px); filter:brightness(1.08); }
.bk-btn--ghost { min-height:44px; padding:10px 18px; border-color:rgba(255,255,255,.14); background:rgba(255,255,255,.04); color:#fff; }
.bk-btn--red { background:linear-gradient(135deg,#9d111d,#e32a3a); border-color:#f44b58; box-shadow:0 10px 28px rgba(220,37,53,.28); }
.bk-btn--gold { background:linear-gradient(135deg,#7d5311,#e5b448); border-color:#efcb72; color:#130d04; box-shadow:0 10px 28px rgba(216,164,56,.25); }

.bk-info-band { position:relative; z-index:5; margin-top:-54px; }
.bk-info-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:12px; }
.bk-info-card { position:relative; padding:24px 18px; border-radius:18px; border:1px solid rgba(216,164,56,.28); background:linear-gradient(180deg,rgba(17,17,23,.96),rgba(8,8,12,.96)); text-align:center; box-shadow:var(--bk-shadow); overflow:hidden; animation:bkPulse 10s ease-in-out infinite; animation-delay:var(--delay); }
.bk-info-card::before { content:""; position:absolute; inset:auto -30% -70% -30%; height:130px; background:radial-gradient(circle,rgba(154,60,255,.22),transparent 68%); }
.bk-info-icon { width:48px; height:48px; margin:0 auto 13px; border:1px solid rgba(154,60,255,.55); border-radius:14px; display:grid; place-items:center; color:#d8adff; box-shadow:0 0 22px rgba(154,60,255,.16); }
.bk-info-card h3 { position:relative; margin:0 0 7px; font-size:14px; text-transform:uppercase; letter-spacing:.04em; }
.bk-info-card p { position:relative; margin:0; color:var(--bk-muted); font-size:12px; line-height:1.55; }
@keyframes bkPulse { 0%,16%,100%{transform:scale(1)} 8%{transform:scale(1.045)} }

.bk-section { padding:88px 0 0; }
.bk-section--offers { padding-top:74px; }
.bk-section-head { display:flex; justify-content:space-between; gap:20px; align-items:end; margin-bottom:26px; }
.bk-section-head h2 { margin:4px 0 0; font-family:Georgia,serif; font-size:34px; color:#fff; }
.bk-section-head > a { color:var(--bk-gold-soft); font-weight:800; font-size:13px; }
.bk-kicker { color:var(--bk-red); font-size:12px; text-transform:uppercase; letter-spacing:.16em; font-weight:900; }

.bk-seller-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:14px; }
.bk-seller-card { position:relative; min-width:0; padding:14px; border-radius:18px; background:linear-gradient(180deg,#121218,#0b0b0f); border:1px solid var(--bk-border); box-shadow:0 16px 38px rgba(0,0,0,.25); transition:.22s ease; }
.bk-seller-card:hover { transform:translateY(-4px); border-color:rgba(216,164,56,.35); }
.bk-card-badge { position:absolute; left:10px; top:10px; z-index:2; padding:5px 8px; border-radius:8px; background:linear-gradient(135deg,#8e1732,#dc2535); font-size:10px; font-weight:900; }
.bk-seller-avatar { aspect-ratio:1/.95; border-radius:14px; background:radial-gradient(circle at 50% 35%,#3e2733 0%,#1a1118 45%,#09090d 100%); display:grid; place-items:center; overflow:hidden; }
.bk-seller-avatar span { font-family:Georgia,serif; font-size:72px; color:#d3a44f; opacity:.72; }
.bk-seller-meta { display:flex; gap:8px; justify-content:space-between; align-items:flex-start; margin-top:12px; }
.bk-seller-meta h3 { margin:0; font-size:17px; }
.bk-seller-meta p { margin:4px 0 0; color:var(--bk-muted); font-size:11px; }
.bk-heart { border:0; background:none; color:#ff5360; cursor:pointer; font-size:17px; }
.bk-heart b { color:#e9e1e1; font-size:11px; }
.bk-card-stats { display:flex; justify-content:space-between; gap:8px; margin:12px 0; color:#d5d0d4; font-size:10px; }
.bk-card-stats span:first-child { color:#ffd967; }
.bk-card-link { display:flex; justify-content:center; padding:9px 10px; border:1px solid rgba(216,164,56,.25); border-radius:10px; color:var(--bk-gold-soft); font-size:11px; font-weight:900; }

.bk-offer-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.bk-offer-card { overflow:hidden; border:1px solid var(--bk-border); border-radius:20px; background:#0d0d12; transition:.22s ease; }
.bk-offer-card:hover { transform:translateY(-4px); border-color:rgba(154,60,255,.4); }
.bk-offer-image { aspect-ratio:16/10; position:relative; display:grid; place-items:center; background:radial-gradient(circle at 30% 30%,rgba(220,37,53,.32),transparent 35%),linear-gradient(135deg,#19121a,#09090d 64%); color:#f2c875; font-family:Georgia,serif; font-size:27px; }
.bk-offer-image b { position:absolute; left:12px; top:12px; font-family:Inter,sans-serif; font-size:10px; padding:5px 8px; border-radius:8px; background:#b91b31; color:#fff; }
.bk-offer-body { padding:16px; }
.bk-offer-body > p { margin:0 0 5px; color:var(--bk-purple); font-size:11px; font-weight:900; text-transform:uppercase; }
.bk-offer-body h3 { margin:0 0 14px; font-size:18px; }
.bk-offer-body > div { display:flex; justify-content:space-between; align-items:center; gap:10px; }
.bk-offer-body strong { color:#fff; font-size:18px; }
.bk-offer-body span { color:#b9b3bb; font-size:11px; }
.bk-offer-body a { margin-top:14px; display:flex; justify-content:center; border-radius:11px; padding:10px; background:rgba(255,255,255,.04); color:var(--bk-gold-soft); font-size:11px; font-weight:900; }

.bk-category-section { padding-bottom:40px; }
.bk-category-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.bk-category { --accent:#fff; --glow:rgba(255,255,255,.2); min-height:290px; padding:28px; border-radius:24px; border:1px solid color-mix(in srgb,var(--accent) 50%,transparent); background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 8%,#0c0c10),#09090d); position:relative; overflow:hidden; transition:.28s ease; }
.bk-category::after { content:""; position:absolute; width:220px; height:220px; left:50%; bottom:-140px; translate:-50% 0; border-radius:50%; background:var(--glow); filter:blur(48px); opacity:.6; transition:.28s ease; }
.bk-category:hover { transform:translateY(-6px) scale(1.01); box-shadow:0 0 34px var(--glow); }
.bk-category:hover::after { opacity:1; bottom:-120px; }
.bk-category--red { --accent:#f13a49; --glow:rgba(241,58,73,.32); }
.bk-category--purple { --accent:#b35aff; --glow:rgba(179,90,255,.32); }
.bk-category--blue { --accent:#41bfff; --glow:rgba(65,191,255,.3); }
.bk-category--gold { --accent:#e5b448; --glow:rgba(229,180,72,.3); }
.bk-category-icon { width:74px; height:74px; border-radius:20px; border:1px solid var(--accent); display:grid; place-items:center; color:var(--accent); font-size:38px; box-shadow:0 0 28px var(--glow); }
.bk-category h3 { margin:23px 0 10px; font-size:23px; }
.bk-category p { margin:0; color:var(--bk-muted); line-height:1.65; font-size:13px; }
.bk-category > span { position:absolute; left:28px; bottom:28px; color:var(--accent); text-transform:uppercase; font-size:11px; font-weight:900; letter-spacing:.08em; }

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

@media (max-width:1180px) {
  .bk-info-grid { grid-template-columns:repeat(3,1fr); }
  .bk-seller-grid { grid-template-columns:repeat(3,1fr); }
  .bk-category-grid { grid-template-columns:repeat(2,1fr); }
}
@media (max-width:820px) {
  .bk-hero { min-height:720px; }
  .bk-hero__image { background-position:62% center; }
  .bk-hero__veil { background:linear-gradient(180deg,rgba(3,3,5,.75),rgba(3,3,5,.94) 70%); }
  .bk-hero__content { padding:74px 0 120px; }
  .bk-hero__brand { margin:0 auto; }
  .bk-logo { font-size:90px; }
  .bk-hero h1 { font-size:34px; }
  .bk-info-band { margin-top:-86px; }
  .bk-info-grid { grid-template-columns:1fr 1fr; }
  .bk-seller-grid { grid-template-columns:repeat(2,1fr); }
  .bk-offer-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width:560px) {
  .bk-shell { width:min(100% - 22px,1440px); }
  .bk-hero { min-height:690px; }
  .bk-hero__content { padding-top:60px; }
  .bk-logo { font-size:76px; }
  .bk-domain { font-size:14px; }
  .bk-hero h1 { font-size:27px; }
  .bk-hero p { font-size:14px; }
  .bk-role-actions { grid-template-columns:1fr; }
  .bk-info-grid { grid-template-columns:1fr; }
  .bk-info-card { display:grid; grid-template-columns:46px 1fr; text-align:left; column-gap:12px; align-items:center; }
  .bk-info-icon { grid-row:1/3; margin:0; }
  .bk-info-card h3 { margin:0; }
  .bk-section { padding-top:64px; }
  .bk-section-head { align-items:flex-start; }
  .bk-section-head h2 { font-size:28px; }
  .bk-section-head > a { display:none; }
  .bk-seller-grid { grid-template-columns:1fr 1fr; gap:10px; }
  .bk-seller-card { padding:10px; }
  .bk-seller-avatar span { font-size:48px; }
  .bk-card-stats { flex-direction:column; }
  .bk-offer-grid { grid-template-columns:1fr; }
  .bk-category-grid { grid-template-columns:1fr; }
}