/* Yamaha An Phú — shop layer: cart button, 360 viewer, version/colour picker, cart page */
.cartbtn{position:relative;display:inline-flex;align-items:center;gap:6px;padding:9px 12px;border-radius:8px;border:1.5px solid var(--line);color:var(--ink);text-decoration:none;font-weight:600;white-space:nowrap}
.cartbtn:hover{border-color:var(--navy);color:var(--navy)}
.cartbtn svg{width:20px;height:20px}
.cartbtn [data-cart-count]{min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:var(--red);color:#fff;font-size:12px;line-height:20px;text-align:center;font-variant-numeric:tabular-nums}
.cartbtn [data-cart-count="0"]{background:var(--line);color:var(--muted)}
header.site .cartbtn{margin-left:auto}
nav.main + .cartbtn{margin-left:0}
@media (max-width:980px){header.site .cartbtn{margin-left:auto} header.site .hd-cta{margin-left:0}}
@media (max-width:560px){header.site .hd-cta{display:none}.cartbtn .lbl{display:none}}

/* 360 viewer */
#viewer{position:relative;user-select:none;-webkit-user-select:none;touch-action:pan-y;cursor:grab}
#viewer.drag{cursor:grabbing}
#viewer img{display:block;width:100%;height:auto;aspect-ratio:640/538;object-fit:contain;pointer-events:none}
.v360{position:absolute;left:12px;bottom:12px;display:flex;gap:6px;align-items:center}
.v360 button{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:700 16px var(--f-body);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.v360 button:hover{border-color:var(--navy);color:var(--navy)}
.v360 span{font-size:12.5px;color:var(--muted);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:4px 10px}
.vdots{position:absolute;right:14px;bottom:24px;display:flex;gap:4px}
.vdots i{width:6px;height:6px;border-radius:50%;background:var(--line)}
.vdots i.on{background:var(--navy)}

/* buy panel */
.buy{display:flex;flex-direction:column;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.buy h4{margin:0;font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.vers-pick{display:flex;flex-wrap:wrap;gap:8px}
.vers-pick button{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:9px 12px;border-radius:8px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);font:500 14px var(--f-body);cursor:pointer;text-align:left}
.vers-pick button small{font-size:12.5px;color:var(--price);font-weight:700;font-variant-numeric:tabular-nums}
.vers-pick button[aria-pressed="true"]{border-color:var(--navy);background:var(--navy-soft)}
.swatches{display:flex;flex-wrap:wrap;gap:10px}
.swatches button{width:38px;height:38px;border-radius:50%;border:2px solid var(--line);padding:3px;background:var(--surface);cursor:pointer}
.swatches button span{display:flex;width:100%;height:100%;border-radius:50%;overflow:hidden;box-shadow:inset 0 0 0 1px rgba(0,0,0,.15)}
.swatches button span i{flex:1}
.swatches button[aria-pressed="true"]{border-color:var(--navy);box-shadow:0 0 0 2px var(--navy-soft)}
.cname{font-weight:600}
.buyrow{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.qty button{width:36px;height:40px;border:0;background:var(--bg);color:var(--ink);font:700 18px var(--f-body);cursor:pointer}
.qty output{min-width:36px;text-align:center;font-weight:700;font-variant-numeric:tabular-nums}
.buyrow .btn{flex:1;min-width:140px}
.bprice{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.bprice b{font-family:var(--f-display);font-size:34px;color:var(--price);font-variant-numeric:tabular-nums;line-height:1}
.bprice small{color:var(--muted)}
.toastx{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(84px + env(safe-area-inset-bottom,0px));z-index:40;background:var(--ink);color:var(--surface);padding:12px 16px;border-radius:10px;font-weight:600;display:flex;gap:12px;align-items:center;max-width:calc(100% - 32px)}
.toastx a{color:var(--surface)}
@media (min-width:981px){.toastx{bottom:24px}}

/* cart page */
.cartwrap{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:start;padding-block:24px 48px}
.citems{display:flex;flex-direction:column;gap:12px;min-width:0}
.citem{display:grid;grid-template-columns:110px 1fr auto;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px}
.citem img{width:110px;height:auto}
.citem h3{font-size:20px}
.citem p{font-size:13.5px;color:var(--muted)}
.citem .r{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.citem .r b{color:var(--price);font-variant-numeric:tabular-nums}
.linkbtn{background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;font:inherit;font-size:13px;padding:0}
.ccheck{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;display:flex;flex-direction:column;gap:12px;position:sticky;top:calc(env(safe-area-inset-top,0px) + 84px)}
.ccheck textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:10px 12px;width:100%;min-height:70px}
.radios{display:flex;flex-direction:column;gap:6px}
.radios label{display:flex;gap:8px;align-items:flex-start;font-size:14px}
.radios input{width:auto;margin-top:4px}
.ctotal{display:flex;justify-content:space-between;align-items:baseline;border-top:1px dashed var(--line);padding-top:12px}
.ctotal b{font-family:var(--f-display);font-size:28px;color:var(--price);font-variant-numeric:tabular-nums}
.empty{background:var(--surface);border:1px dashed var(--line);border-radius:var(--r);padding:28px;text-align:center;display:flex;flex-direction:column;gap:12px;align-items:center}
.done{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:10px}
.done .code{font-family:var(--f-display);font-size:30px;color:var(--navy)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
@media (max-width:900px){.cartwrap{grid-template-columns:1fr}.ccheck{position:static}}
@media (max-width:480px){.citem{grid-template-columns:80px 1fr}.citem img{width:80px}.citem .r{grid-column:1/-1;flex-direction:row;justify-content:space-between;align-items:center}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto}}

/* cost estimate inside the buy panel and cart */
.est{border-top:1px dashed var(--line);padding-top:12px;display:flex;flex-direction:column;gap:10px}
.esttabs{display:flex;gap:6px}
.esttabs button{flex:1;padding:8px 10px;border-radius:8px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);font:600 14px var(--f-body);cursor:pointer}
.esttabs button[aria-selected="true"]{border-color:var(--navy);background:var(--navy-soft);color:var(--navy)}
.estrow{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600}
.estrow2{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
.estrow2 label{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600;min-width:0}
.est table.sum tr.total td{font-size:22px}
.estline{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.estline b{font-family:var(--f-display);font-size:22px;color:var(--navy);font-variant-numeric:tabular-nums}
@media (max-width:480px){.estrow2{grid-template-columns:1fr 1fr}}

/* menu stays visible on phones as a swipeable row */
@media (max-width:980px){
  header.site .wrap{flex-wrap:wrap;row-gap:6px}
  header.site nav.main{display:flex;order:3;width:100%;margin-left:0;flex-wrap:nowrap;overflow-x:auto;gap:2px;padding-bottom:2px;scrollbar-width:none}
  header.site nav.main::-webkit-scrollbar{display:none}
  header.site nav.main a{white-space:nowrap;padding:6px 10px;background:var(--bg);border-radius:999px;font-size:14px}
}