/* Bubble Tea catalog pages — faithful flow layout matching Figma frames */
:root{
  --ink:#2d3142; --muted:#9ca3af; --muted2:#6b7280; --line:#e5e7eb;
  --blue:#6b9ac4; --bg:#fff; --soft:#f2f4f6;
  --wrap:1336px;
}
*{box-sizing:border-box}
.btc-body{margin:0;background:#fff;color:var(--ink);
  font-family:Inter,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:14px;line-height:1.45;-webkit-font-smoothing:antialiased}
.btc-body img{display:block;max-width:100%}
.btc-body a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:Oswald,Arial,sans-serif;font-weight:500;margin:0}
.btc-wrap{width:var(--wrap);max-width:calc(100% - 40px);margin:0 auto}

/* Header — identical to home page */
.vm-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-bottom:1px solid #f3f4f6}
.vm-header__inner{width:var(--wrap);max-width:calc(100% - 40px);margin:0 auto;height:70px;display:flex;align-items:center}
.vm-brand{display:block}
.vm-brand img{width:237px;height:52px}
.vm-nav{display:flex;align-items:center;gap:30px;margin-left:61px;font-size:14px;font-weight:500;line-height:21px}
.vm-nav>a{color:var(--ink)}
.vm-nav>a:not(.vm-catbtn):hover{color:var(--blue)}
.vm-catbtn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:9px;
  width:152px;height:40px;border-radius:999px;background:var(--blue);color:#fff;font-weight:600;
  box-shadow:0 1px 1px rgba(0,0,0,.05)}
.vm-catbtn img:first-child{width:10.5px;height:12px}
.vm-catbtn img:last-child{width:12px;height:12px}
.vm-header__right{margin-left:auto;display:flex;align-items:center;gap:16px}
.vm-search{display:flex;align-items:center;width:155px;height:40px;padding:4px 4px 4px 16px;
  border-radius:999px;background:#f2f4f6;color:var(--muted)}
.vm-search span{flex:1;overflow:hidden;white-space:nowrap;font-size:14px;line-height:17px}
.vm-search b{display:grid;place-items:center;width:32px;height:32px;border-radius:999px;background:#fff}
.vm-search b img{width:12px;height:12px}
.vm-phone{display:flex;align-items:center;height:32px;padding:8px 20px;border-radius:999px;
  background:#f2f4f6;color:var(--ink);font-size:12px;font-weight:600;white-space:nowrap}
.vm-cart{position:relative;display:grid;place-items:center;width:40px;height:40px;border-radius:999px;background:#f2f4f6}
.vm-cart>img{width:14px;height:16px}
.vm-cart span{position:absolute;right:-4px;top:-5px;display:grid;place-items:center;width:16px;height:18px;
  border:2px solid #fff;border-radius:999px;background:var(--blue);color:#fff;font-size:9px}

/* Breadcrumbs */
.btc-crumbbar{border-bottom:1px solid var(--line);background:#fff}
.btc-crumbs{display:flex;align-items:center;gap:8px;height:48px;color:var(--muted2);font-size:14px}
.btc-crumbs i{color:#c3c8d0}
.btc-crumbs span{color:var(--ink);font-weight:500}

/* Hero */
.btc-hero{background:linear-gradient(90deg,var(--g1),var(--g2),var(--g3))}
.btc-hero__inner{position:relative;display:flex;align-items:center;min-height:300px;padding:44px 0}
.btc-hero__text{max-width:600px}
.btc-eyebrow{display:inline-block;margin-bottom:14px;color:var(--muted2);font-size:12px;font-weight:600}
.btc-hero h1{font-size:60px;line-height:1;font-weight:500;text-transform:uppercase}
.btc-hero p{margin:18px 0 0;max-width:460px;color:#4b5563;font-size:16px;line-height:24px}
.btc-hero__meta{display:flex;align-items:center;gap:16px;margin-top:24px;font-size:14px}
.btc-count{font-weight:700;color:var(--ink)}
.btc-instock{display:inline-flex;align-items:center;gap:7px;color:#16a34a;font-weight:600}
.btc-instock::before{content:"";width:8px;height:8px;border-radius:50%;background:#16a34a}
.btc-hero__img{position:absolute;right:0;top:50%;transform:translateY(-50%);width:652px;max-width:48%;height:auto}

/* Layout: sidebar + content */
.btc-main{padding:36px 0 8px}
.btc-layout{display:grid;grid-template-columns:248px 1fr;gap:40px;align-items:start}

/* Sidebar */
.btc-side{position:sticky;top:24px}
.btc-side h2{margin-bottom:16px;font-size:18px;text-transform:uppercase}
.btc-cats{display:flex;flex-direction:column}
.btc-cats>a{display:flex;align-items:center;height:38px;padding:0 4px;font-size:14px;font-weight:500;color:var(--ink)}
.btc-cats>a .btc-cat-ico{width:18px;height:18px;margin-right:12px;flex:none;object-fit:contain;opacity:.75}
.btc-cats>a span{flex:1}
.btc-cats>a::after{content:"›";color:#c3c8d0;font-size:15px}
.btc-cats>a.is-active{color:var(--blue)}
.btc-cats>a.is-active .btc-cat-ico{opacity:1}
.btc-cats>a.is-active::after{content:"⌄"}
.btc-subcats{display:flex;flex-direction:column;gap:2px;margin:2px 0 6px;padding-left:30px}
.btc-subcats a{height:30px;display:flex;align-items:center;color:var(--muted2);font-size:13px}
.btc-subcats a:hover{color:var(--blue)}
.btc-back{display:inline-flex;align-items:center;gap:8px;margin-top:18px;color:var(--blue);font-size:13px;font-weight:600}
.btc-back img{width:14px;height:14px}

/* Sidebar filters */
.btc-filter{padding:16px 0;border-bottom:1px solid var(--line)}
.btc-filter:first-of-type{padding-top:0}
.btc-filter h3{margin-bottom:12px;font-family:inherit;font-size:14px;font-weight:700;color:var(--ink)}
.btc-filter label{display:flex;align-items:center;gap:10px;height:30px;color:var(--muted2);font-size:14px;cursor:pointer}
.btc-filter input[type=checkbox]{appearance:none;width:18px;height:18px;border:1.5px solid var(--line);border-radius:5px;background:#fff;flex:none}
.btc-filter input[type=checkbox]:checked{background:var(--blue);border-color:var(--blue)}
.btc-price-range{display:flex;gap:10px}
.btc-price-range input{width:100%;height:38px;padding:0 12px;border:1px solid var(--line);border-radius:9px;font-size:14px}
.btc-reset{margin-top:16px;width:100%;height:42px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);font-size:14px;font-weight:500;cursor:pointer}
.btc-reset:hover{border-color:var(--blue);color:var(--blue)}

/* Filter tabs / sort */
.btc-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.btc-tabs{display:inline-flex;gap:8px}
.btc-tabs button{height:38px;padding:0 18px;border:1px solid var(--line);border-radius:999px;background:#fff;
  color:var(--muted2);font-size:14px;font-weight:500;cursor:pointer}
.btc-tabs button.is-active{background:var(--blue);border-color:var(--blue);color:#fff}
.btc-sort{display:flex;align-items:center;gap:8px;color:var(--muted2);font-size:14px}
.btc-sort button{height:38px;padding:0 16px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);font-size:14px;font-weight:500;cursor:pointer}

/* Product grid */
.btc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.btc-card{position:relative;display:flex;flex-direction:column}
.btc-card__link{position:absolute;inset:0;z-index:1}
.btc-card__tile{position:relative;width:100%;aspect-ratio:1/1;border-radius:18px;overflow:hidden;
  background:linear-gradient(135deg,var(--t1,#f2f4f6),var(--t2,#e9edf1))}
.btc-card__photo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:75.1%;height:75.1%;object-fit:contain}
.btc-badge{position:absolute;left:12px;top:12px;z-index:2;display:inline-flex;align-items:center;height:22px;
  padding:0 9px;border-radius:7px;font-size:11px;font-weight:700;line-height:1}
.btc-badge--hit{background:#fcd34d;color:#2d3142}
.btc-badge--new{background:#22c55e;color:#fff}
.btc-fav{position:absolute;right:12px;top:12px;z-index:3;display:grid;place-items:center;width:32px;height:32px;
  border:none;border-radius:999px;background:#fff;cursor:pointer;box-shadow:0 1px 2px rgba(0,0,0,.08)}
.btc-fav svg{width:16px;height:16px;fill:none;stroke:#d1d5db;stroke-width:2;transition:.15s}
.btc-fav:hover svg{stroke:#9aa1ab}
.btc-fav[aria-pressed="true"] svg{fill:#ef4444;stroke:#ef4444}
.btc-card__body{padding-top:14px}
.btc-status{display:inline-block;margin-bottom:8px;padding:3px 10px;border-radius:999px;
  font-size:11px;font-weight:600;background:#f0fdf4;color:#16a34a}
.btc-card h3{font-family:Oswald,Arial,sans-serif;font-size:16px;font-weight:500;line-height:24px;
  text-transform:uppercase;color:var(--ink)}
.btc-spec{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:16px}
.btc-buy{display:flex;align-items:flex-end;justify-content:space-between;margin-top:12px}
.btc-price strong{display:block;font-size:18px;font-weight:700;line-height:28px;color:var(--ink)}
.btc-price span{display:block;margin-top:0;color:var(--muted);font-size:12px;line-height:16px}
.btc-stepper{position:relative;z-index:2;display:flex;align-items:center;gap:6px}
.btc-stepper button{display:grid;place-items:center;width:32px;height:32px;border:none;border-radius:9px;
  background:var(--soft);color:var(--ink);font-size:18px;line-height:1;cursor:pointer}
.btc-stepper button.is-plus{background:var(--blue);color:#fff}
.btc-stepper span{min-width:18px;text-align:center;font-size:14px;font-weight:600}
.btc-add{position:relative;z-index:2;margin-top:14px;width:100%;height:40px;border:none;border-radius:10px;
  background:var(--ink);color:#fff;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.4px;cursor:pointer}
.btc-add:hover{background:#3b4156}
.btc-add.is-added{background:#16a34a}
.btc-add.is-preorder{background:#fff;border:1px solid var(--ink);color:var(--ink)}

/* Pagination */
.btc-pages{display:flex;justify-content:center;gap:8px;margin:40px 0 8px}
.btc-pages a{display:grid;place-items:center;min-width:40px;height:40px;padding:0 6px;border:1px solid var(--line);
  border-radius:10px;color:var(--ink);font-size:14px;font-weight:500}
.btc-pages a.is-active{background:var(--blue);border-color:var(--blue);color:#fff}

/* Feature strip */
.btc-features{border-top:1px solid var(--line);margin-top:36px}
.btc-features__inner{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;padding:40px 0}
.btc-feature{display:flex;align-items:center;gap:16px}
.btc-feature b{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;
  background:#eef4fb;color:var(--blue);font-size:22px;flex:none}
.btc-feature h4{font-family:inherit;font-size:15px;font-weight:700;color:var(--ink)}
.btc-feature p{margin:4px 0 0;color:var(--muted2);font-size:13px}

/* Footer — identical to home page */
.vm-footer{background:#fff;border-top:1px solid #f3f4f6}
.vm-footer__inner{width:var(--wrap);max-width:calc(100% - 40px);margin:0 auto;padding:48px 0 24px}
.vm-footer__top{display:flex;justify-content:space-between;gap:24px}
.vm-footer__brand{width:330px}
.vm-footer__brand img{width:266px;height:52px;margin-bottom:18px}
.vm-footer__brand p{margin:0 0 22px;max-width:249px;color:var(--muted2);font-size:12px;line-height:16px}
.vm-footer__actions{display:flex;gap:14px}
.vm-footer__phone{display:flex;align-items:center;height:32px;padding:8px 20px;border-radius:999px;background:#f9f9f9;color:var(--ink);font-size:12px;font-weight:600;white-space:nowrap}
.vm-footer__cta{display:flex;align-items:center;height:32px;padding:8px 20px;border-radius:999px;background:var(--blue);color:#fff;font-size:12px;font-weight:600}
.vm-footer h4{margin:0 0 16px;font-family:Oswald,Arial,sans-serif;font-size:14px;font-weight:600;
  line-height:20px;letter-spacing:.7px;text-transform:uppercase}
.vm-footer__col a{display:block;margin:0 0 8px;color:var(--muted2);font-size:12px;line-height:16px}
.vm-footer__col a:hover{color:var(--blue)}
.vm-footer__social{display:inline-block;width:18px;height:18px}
.vm-footer__social img{width:18px;height:18px}
.vm-footer__bottom{display:flex;align-items:flex-start;justify-content:space-between;
  margin-top:36px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:10px;line-height:16px}
.vm-footer__bottom div{display:flex;gap:24px}
.vm-footer__bottom a{color:var(--muted);font-size:10px}

/* Filter empty state */
.btc-empty{margin:24px 0;padding:40px;text-align:center;color:var(--muted2);font-size:15px;
  border:1px dashed var(--line);border-radius:14px}