/* เครื่องคำนวณค่าส่งแบบลากแถบ (คู่กับ assets/xcalc.js) — โทนครีม/ส้มเดิมของร้าน */
.xc-acc{font-family:Mali,cursive;font-weight:700;color:var(--accent);font-size:.92em;white-space:nowrap}
.xc-rates{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
.xc-rates .rate{margin:0}

.xc{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:0;background:var(--surface);border:1px solid var(--line);border-radius:28px;overflow:hidden;
  box-shadow:0 1px 2px rgba(26,25,23,.04),0 30px 60px -40px rgba(242,84,45,.35)}
.xc-in{padding:30px 32px 32px}
.xc-step{display:flex;align-items:baseline;gap:10px;margin:0 0 10px;font-weight:600;font-size:15.5px}
.xc-step b{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--accent-soft);color:var(--accent-2);font-size:12.5px;font-family:Kanit,sans-serif;flex:0 0 auto;transform:translateY(-1px)}
.xc-step small{color:var(--faint);font-weight:400}
.xc-step:not(:first-child){margin-top:28px}

/* ค่าตัวใหญ่ที่แก้ได้ */
.xc-val{display:flex;align-items:baseline;gap:8px}
.xc-val input{width:4.2ch;border:0;background:transparent;font-family:Kanit,sans-serif;font-weight:600;font-size:52px;line-height:1;color:var(--text);padding:0;outline:none;
  border-bottom:2px dashed transparent;transition:border-color .2s;-moz-appearance:textfield}
.xc-val input:hover,.xc-val input:focus{border-bottom-color:var(--line-2)}
.xc-val span{font-size:20px;color:var(--muted);font-weight:500}
.xc input[type=number]::-webkit-inner-spin-button,.xc input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}

/* แถบเลื่อน */
.xc-range{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:transparent;margin:10px 0 0;cursor:pointer;--v:50%}
.xc-range::-webkit-slider-runnable-track{height:8px;border-radius:999px;background:linear-gradient(90deg,var(--accent) 0 var(--v),var(--surface-2) var(--v) 100%)}
.xc-range::-moz-range-track{height:8px;border-radius:999px;background:var(--surface-2)}
.xc-range::-moz-range-progress{height:8px;border-radius:999px;background:var(--accent)}
.xc-range::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;margin-top:-9px;border-radius:50%;background:#fff;border:0;
  box-shadow:0 0 0 6px color-mix(in srgb,var(--accent) 22%,transparent),0 4px 10px rgba(242,84,45,.4),inset 0 0 0 8px var(--accent);transition:transform .15s}
.xc-range::-moz-range-thumb{width:26px;height:26px;border-radius:50%;background:#fff;border:0;box-shadow:0 0 0 6px color-mix(in srgb,var(--accent) 22%,transparent),inset 0 0 0 8px var(--accent)}
.xc-range:active::-webkit-slider-thumb{transform:scale(1.15)}
.xc-range.sm{height:22px;margin:4px 0 0}
.xc-range.sm::-webkit-slider-runnable-track{height:5px}
.xc-range.sm::-webkit-slider-thumb{width:18px;height:18px;margin-top:-6.5px;box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent),inset 0 0 0 5px var(--accent)}
.xc-range.sm::-moz-range-thumb{width:18px;height:18px}
.xc-ticks{display:flex;justify-content:space-between;font-size:12px;color:var(--faint);margin-top:2px;padding:0 2px}

/* ขนาดกล่องสำเร็จรูป */
.xc-chips{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.xc-chips button{border:1px solid var(--line-2);background:var(--bg);border-radius:14px;padding:9px 8px;cursor:pointer;font-weight:600;font-size:14px;color:var(--text);
  display:flex;flex-direction:column;align-items:center;gap:1px;transition:border-color .2s,background .2s,transform .2s}
.xc-chips button small{font-weight:400;font-size:11.5px;color:var(--muted)}
.xc-chips button:hover{border-color:var(--accent);transform:translateY(-1px)}
.xc-chips button.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-2)}
.xc-dims{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
.xc-dims label{display:grid;grid-template-columns:auto 1fr;align-items:baseline;gap:0 8px;font-size:13px;color:var(--muted)}
.xc-dims input[type=number]{width:100%;border:0;background:transparent;font-family:Kanit,sans-serif;font-weight:600;font-size:22px;color:var(--text);padding:0;outline:none;text-align:right;-moz-appearance:textfield}
.xc-dims .xc-range{grid-column:1/-1}

.xc-row{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:end}
.xc-row .xc-step{margin-top:28px}
.xc-qty{display:flex;align-items:center;border:1px solid var(--line-2);border-radius:999px;background:var(--bg);padding:4px}
.xc-qty button{width:38px;height:38px;border-radius:50%;border:0;background:var(--surface);font-size:20px;cursor:pointer;color:var(--text);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.xc-qty button:hover{background:var(--accent);color:#fff}
.xc-qty input{width:3ch;border:0;background:transparent;text-align:center;font-family:Kanit,sans-serif;font-weight:600;font-size:20px;outline:none;-moz-appearance:textfield}

/* ทางรถ / ทางเรือ */
.xc-modes{position:relative;display:grid!important;grid-template-columns:1fr 1fr;gap:0!important;background:var(--bg);border:1px solid var(--line-2);border-radius:999px;padding:4px;margin:0!important}
.xc-pill{position:absolute;left:4px;top:4px;bottom:4px;border-radius:999px;background:var(--ink);transition:transform .45s cubic-bezier(.3,1.3,.5,1),width .3s;box-shadow:0 6px 14px -6px rgba(31,41,55,.5)}
.xc-modes .mode{position:relative;z-index:1;background:transparent!important;border:0!important;box-shadow:none!important;border-radius:999px;padding:7px 10px!important;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:0;color:var(--muted);transition:color .3s}
.xc-modes .mode b{font-size:14.5px;color:inherit}
.xc-modes .mode small{font-size:11.5px;color:inherit;opacity:.8}
.xc-modes .mode[aria-pressed="true"]{color:var(--on-ink)}

/* ฝั่งผลลัพธ์ */
.xc-out{position:relative;display:flex;flex-direction:column;padding:30px 32px 32px;background:
  radial-gradient(120% 80% at 100% 0%,color-mix(in srgb,var(--accent) 14%,transparent),transparent 60%),var(--surface-2);border-left:1px solid var(--line)}
.xc-lbl{margin:0;color:var(--muted);font-size:14px;font-weight:500}
.xc-num{display:flex;align-items:flex-start;font-family:Kanit,sans-serif;font-weight:700;font-size:clamp(48px,5.6vw,72px);line-height:1;letter-spacing:-.02em;color:var(--accent-2);margin:8px 0 6px;height:1em;overflow:hidden}
.xc-num .dg{display:inline-block;height:1em;overflow:hidden;width:.6em;text-align:center}
.xc-num .st{display:flex;flex-direction:column;transition:transform .7s cubic-bezier(.2,.9,.25,1)}
.xc-num .st i{font-style:normal;height:1em;line-height:1}
.xc-num .sy{display:inline-block;height:1em;line-height:1}

.xc-boxwrap{display:flex;align-items:center;gap:18px;margin:14px 0 18px;min-height:150px}
.xc-boxwrap span{font-size:13px;color:var(--muted)}
.xc-box{--w:60px;--d:60px;--h:40px;position:relative;width:150px;height:150px;flex:0 0 150px;transform-style:preserve-3d;perspective:none}
.xc-box i{position:absolute;left:50%;top:50%;transition:width .5s cubic-bezier(.2,.9,.25,1),height .5s cubic-bezier(.2,.9,.25,1),transform .5s cubic-bezier(.2,.9,.25,1)}
.xc-box{transform:rotateX(-22deg) rotateY(-38deg)}
.xc-box .f{width:var(--w);height:var(--h);margin:calc(var(--h)/-2) 0 0 calc(var(--w)/-2);background:linear-gradient(#E2A974,#D29660);transform:translateZ(calc(var(--d)/2))}
.xc-box .s{width:var(--d);height:var(--h);margin:calc(var(--h)/-2) 0 0 calc(var(--d)/-2);background:linear-gradient(#C98955,#B57443);transform:rotateY(90deg) translateZ(calc(var(--w)/2))}
.xc-box .t{width:var(--w);height:var(--d);margin:calc(var(--d)/-2) 0 0 calc(var(--w)/-2);background:linear-gradient(135deg,#F0C595,#E2AE7C);transform:rotateX(90deg) translateZ(calc(var(--h)/2))}
.xc-box .t::after{content:"";position:absolute;left:0;right:0;top:50%;height:22%;transform:translateY(-50%);background:var(--accent);opacity:.85}
.xc-box .f::after{content:"";position:absolute;left:0;right:0;top:0;height:22%;background:var(--accent);opacity:.75}
.xc-box .f::before{content:"YiBB";position:absolute;left:8%;bottom:10%;font:800 11px Kanit,sans-serif;color:#1F2937;opacity:.7}

.xc-cmp{display:grid;gap:10px}
.xc-bar{display:grid;grid-template-columns:auto 1fr auto;gap:2px 10px;align-items:baseline;font-size:13.5px;color:var(--muted);opacity:.6;transition:opacity .3s}
.xc-bar em{font-style:normal;color:var(--faint);font-size:12.5px}
.xc-bar b{color:var(--text);font-weight:600}
.xc-bar i{grid-column:1/-1;height:6px;border-radius:999px;background:color-mix(in srgb,var(--text) 8%,transparent);overflow:hidden}
.xc-bar u{display:block;height:100%;border-radius:inherit;background:var(--faint);transition:width .6s cubic-bezier(.2,.9,.25,1)}
.xc-bar.use{opacity:1}
.xc-bar.use u{background:var(--accent)}
.xc-bar.use span::after{content:"ใช้ค่านี้";margin-left:8px;font-size:11px;font-weight:600;color:var(--accent-2);background:var(--accent-soft);padding:1px 8px;border-radius:999px}
.xc-note{margin:14px 0 0;font-size:12.5px;color:var(--faint)}
.xc-tip{margin:10px 0 0;font-size:14px;color:var(--text);background:var(--surface);border:1px dashed var(--line-2);border-radius:14px;padding:10px 12px}
.xc-tip:empty{display:none}
.xc-tip b{color:var(--accent-2)}
.xc-cta{margin-top:auto;align-self:flex-start;padding:14px 24px}
.xc-out .xc-tip+.xc-cta,.xc-out .xc-note+.xc-cta{margin-top:20px}

/* ตัวอย่างการคิดยอด (ย่อเก็บไว้) */
.xc-ex{margin-top:16px;border:1px solid var(--line);border-radius:18px;background:var(--surface);padding:0 18px}
.xc-ex summary{cursor:pointer;padding:14px 0;font-weight:600;font-size:14.5px;list-style:none;display:flex;align-items:center;gap:8px}
.xc-ex summary::-webkit-details-marker{display:none}
.xc-ex summary::before{content:"+";display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--accent-soft);color:var(--accent-2);transition:transform .3s}
.xc-ex[open] summary::before{transform:rotate(45deg)}
.xc-ex .receipt{max-width:460px;margin:0 0 18px;box-shadow:none}

/* แถบยอดติดด้านบน (มือถือ/แท็บเล็ต) */
.xc-sticky{display:none}
@keyframes xcBump{40%{transform:scale(1.06)}}
@media (max-width:900px){
  .xc{grid-template-columns:1fr;overflow:clip}
  .xc-sticky{display:flex;position:sticky;top:calc(env(safe-area-inset-top,0px) + 70px);z-index:5;justify-content:space-between;align-items:center;gap:10px;
    margin:10px 10px 0;padding:10px 16px;border-radius:16px;background:var(--ink);color:var(--on-ink);box-shadow:0 12px 24px -12px rgba(31,41,55,.55)}
  .xc-sticky span{display:flex;flex-direction:column;font-size:12.5px;opacity:.9;line-height:1.3}
  .xc-sticky small{font-size:11.5px;opacity:.65}
  .xc-sticky b{font-family:Kanit,sans-serif;font-weight:700;font-size:24px;color:#FF8A5C;letter-spacing:-.01em}
  .xc-sticky.bump b{animation:xcBump .35s ease}
  .xc-sticky{transition:opacity .25s,transform .25s}
  .xc-sticky.off{opacity:0;transform:translateY(-8px);pointer-events:none}
  .xc-out{border-left:0;border-top:1px solid var(--line)}
}
@media (max-width:640px){
  .xc-rates{grid-template-columns:1fr 1fr}
  .xc-rates .rate:first-child{grid-column:1/-1}
  .xc{border-radius:22px}
  .xc-in,.xc-out{padding:22px 18px}
  .xc-val input{font-size:44px}
  .xc-chips{grid-template-columns:1fr 1fr}
  .xc-dims{gap:10px}
  .xc-dims input[type=number]{font-size:19px}
  .xc-row{grid-template-columns:1fr;gap:0}
  .xc-qty{width:max-content}
  .xc-boxwrap{min-height:120px}
  .xc-box{width:120px;height:120px;flex-basis:120px}
}
@media (prefers-reduced-motion:reduce){.xc-num .st,.xc-box i,.xc-pill,.xc-bar u{transition:none}}