/* natdesign shop — 3D store HUD */
:root{--m:#e0157a;--m-700:#a10a56;--m-50:#fff0f7;--ink:#1d0a18;--ink-2:#4a3343;--ink-3:#7d6a77;--line:#eadde5;--gold:#ffd36b;--ok:#18a058;--r:14px;--font:"IBM Plex Sans Thai",system-ui,sans-serif;--font-d:"Anuphan","IBM Plex Sans Thai",system-ui,sans-serif}
*{box-sizing:border-box}
html,body{margin:0;height:100%;width:100%;position:fixed;inset:0;overflow:hidden;background:#1d0a18;font-family:var(--font);color:var(--ink);-webkit-tap-highlight-color:transparent;overscroll-behavior:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
[hidden]{display:none!important}
.muted{color:var(--ink-3)}
.s3{position:fixed;inset:0}
#s3-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:grab}
#s3-canvas:active{cursor:grabbing}
.s3-noscript{position:fixed;inset:auto 16px 16px;background:#fff;padding:14px;border-radius:12px}

/* top bar */
.s3-top{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;gap:10px;padding:max(10px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) 10px max(16px,env(safe-area-inset-left));background:rgba(255,255,255,.96);box-shadow:0 1px 0 rgba(0,0,0,.06),0 8px 24px -16px rgba(0,0,0,.35);z-index:5;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.s3-brand{font-family:var(--font-d);font-weight:700;font-size:24px;color:#123b32;text-decoration:none;letter-spacing:-.02em;margin-right:6px}
.s3-brand span{color:var(--m)}
.s3-exit{display:inline-flex;align-items:center;gap:6px;height:42px;padding:0 16px;border-radius:999px;border:1.8px solid var(--m);color:var(--m);font-weight:700;font-size:14px;text-decoration:none;white-space:nowrap}
.s3-exit:hover{background:var(--m-50)}
.s3-keys{position:fixed;left:max(16px,env(safe-area-inset-left));bottom:calc(16px + env(safe-area-inset-bottom));z-index:3;display:flex;align-items:center;gap:14px;background:rgba(40,34,31,.78);color:#fff;border-radius:16px;padding:12px 18px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);pointer-events:none}
.s3-keys b{display:block;font-size:16px}.s3-keys span{font-size:13px;opacity:.8}
.s3-keys svg{opacity:.85;padding-left:14px;border-left:1px solid rgba(255,255,255,.25);box-sizing:content-box}
.s3-wasd{display:grid;grid-template-columns:repeat(3,26px);grid-template-rows:26px 26px;gap:4px}
.s3-wasd i{display:grid;place-items:center;border:1.5px solid rgba(255,255,255,.8);border-radius:6px;font-style:normal;font-size:12px;font-weight:700}
.s3-wasd i:nth-child(1){grid-area:1/2}.s3-wasd i:nth-child(2){grid-area:2/1}.s3-wasd i:nth-child(3){grid-area:2/2}.s3-wasd i:nth-child(4){grid-area:2/3}
.s3-full{position:fixed;right:max(16px,env(safe-area-inset-right));bottom:calc(16px + env(safe-area-inset-bottom));z-index:3;width:52px;height:52px;border-radius:16px;border:0;background:rgba(40,34,31,.78);color:#fff;display:grid;place-items:center}
.s3-btn,.s3-cartpill{display:inline-flex;align-items:center;gap:6px;height:42px;padding:0 14px;border-radius:999px;border:0;background:rgba(255,255,255,.92);box-shadow:0 6px 20px -8px rgba(29,10,24,.45);text-decoration:none;color:var(--ink);font-weight:600;font-size:14px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);white-space:nowrap}
.s3-icon{width:42px;padding:0;justify-content:center}
.s3-icon.off .wave{opacity:.15}
.s3-cartpill{margin-left:auto;background:var(--m);color:#fff;box-shadow:0 8px 18px -8px rgba(224,21,122,.8)}
.s3-btn{background:#f4f1ee;box-shadow:none}
.s3-cartpill b{background:#123b32;border-radius:999px;min-width:22px;height:22px;display:grid;place-items:center;font-size:12px;padding:0 6px}
.s3-cartpill span{font-family:var(--font-d);font-weight:700}
.s3-search{position:relative;flex:1;max-width:360px;min-width:0}
.s3-search{max-width:520px;margin:0 auto}
.s3-search input{width:100%;height:42px;border:0;border-radius:999px;padding:0 18px;background:#f4f1ee;outline:none}
.s3-search input:focus{box-shadow:0 0 0 3px rgba(224,21,122,.35)}
.s3-results{position:absolute;top:48px;left:0;right:0;background:#fff;border-radius:var(--r);box-shadow:0 20px 50px -20px rgba(29,10,24,.5);overflow:hidden;max-height:60vh;overflow-y:auto}
.s3-results button{display:grid;grid-template-columns:40px 1fr auto;gap:10px;align-items:center;width:100%;text-align:left;border:0;background:#fff;padding:8px 12px;border-bottom:1px solid var(--line);font-size:13.5px}
.s3-results button:hover{background:var(--m-50)}
.s3-results img{width:40px;height:40px;border-radius:8px;object-fit:cover;background:var(--m-50)}
.s3-results b{color:var(--m-700);font-family:var(--font-d)}
.s3-results p{margin:0;padding:14px;color:var(--ink-3);font-size:14px}
.s3-aisles{position:absolute;top:62px;left:max(12px,env(safe-area-inset-left));z-index:6;width:min(340px,calc(100vw - 24px));max-height:calc(100vh - 90px);overflow:auto;background:#fff;border-radius:var(--r);box-shadow:0 24px 60px -20px rgba(29,10,24,.55);padding:6px}
.s3-aisles button{display:flex;gap:12px;align-items:center;width:100%;border:0;background:none;padding:9px 10px;border-radius:10px;text-align:left;font-size:14px;line-height:1.35}
.s3-aisles button:hover{background:var(--m-50)}
.s3-aisles b{flex:none;width:38px;height:38px;border-radius:10px;background:var(--m);color:#fff;display:grid;place-items:center;font-family:var(--font-d)}
.s3-aisles .cash b{background:var(--ink)}
.s3-aisles h4{margin:10px 10px 4px;font-size:12.5px;letter-spacing:.04em;color:#123b32;text-transform:uppercase}
.s3-aisles h4:first-child{margin-top:4px}

/* tooltip, bubble, toast */
.s3-tip{position:fixed;left:0;top:0;z-index:7;pointer-events:none;background:rgba(29,10,24,.9);color:#fff;border-radius:10px;padding:7px 11px;font-size:13px;max-width:260px;display:flex;flex-direction:column;gap:2px}
.s3-tip span{color:var(--gold);font-family:var(--font-d);font-weight:700}
.s3-bubble{position:fixed;left:0;top:0;z-index:4;pointer-events:none;max-width:min(320px,76vw);background:#fff;border-radius:16px;padding:10px 14px;font-size:14.5px;line-height:1.45;box-shadow:0 16px 40px -14px rgba(29,10,24,.55);transition:opacity .2s}
.s3-bubble::after{content:"";position:absolute;left:50%;bottom:-8px;margin-left:-8px;border:8px solid transparent;border-top-color:#fff;border-bottom:0}
.s3-bubble b{display:block;color:var(--m);font-size:12px;letter-spacing:.04em}
.s3-bubble.docked{transform:none!important;left:auto;right:max(16px,env(safe-area-inset-right));top:76px;border-left:4px solid var(--m)}
.s3-bubble.docked::after{display:none}
.s3-toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translate(-50%,20px);opacity:0;z-index:9;background:var(--ink);color:#fff;border-radius:999px;padding:10px 18px;font-size:14px;transition:.25s;pointer-events:none;max-width:calc(100vw - 32px);text-align:center}
.s3-toast.on{opacity:1;transform:translate(-50%,0)}
.s3-toast.bad{background:#b42318}
.s3-paycta{position:fixed;right:max(16px,env(safe-area-inset-right));bottom:calc(22px + env(safe-area-inset-bottom));z-index:5;border:0;border-radius:999px;background:var(--m);color:#fff;font-weight:700;font-size:16px;padding:14px 22px;box-shadow:0 14px 30px -10px rgba(224,21,122,.8);animation:s3pulse 1.6s ease-in-out infinite}
@keyframes s3pulse{50%{transform:scale(1.05)}}
.s3-hint{position:fixed;left:50%;bottom:calc(22px + env(safe-area-inset-bottom));transform:translateX(-50%);margin:0;z-index:3;background:rgba(255,255,255,.92);border-radius:999px;padding:8px 16px;font-size:13px;color:var(--ink-2);opacity:0;transition:opacity .4s;pointer-events:none;max-width:calc(100vw - 32px);text-align:center}
.s3-hint.on{opacity:1}
.s3-joy{display:none;position:fixed;left:max(20px,env(safe-area-inset-left));bottom:calc(24px + env(safe-area-inset-bottom));width:120px;height:120px;border-radius:50%;background:rgba(255,255,255,.28);border:2px solid rgba(255,255,255,.6);z-index:4;touch-action:none}
.s3-joy.on{display:block}
.s3-joy i{position:absolute;left:50%;top:50%;width:52px;height:52px;margin:-26px 0 0 -26px;border-radius:50%;background:rgba(255,255,255,.92);box-shadow:0 6px 16px rgba(0,0,0,.25)}
.s3-fly{position:fixed;left:0;top:0;width:60px;height:60px;border-radius:12px;object-fit:cover;z-index:10;pointer-events:none;box-shadow:0 10px 24px rgba(0,0,0,.3)}
.s3-confetti{position:fixed;top:0;width:9px;height:14px;z-index:30;border-radius:2px;pointer-events:none}

/* splash */
.s3-splash{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:radial-gradient(120% 90% at 80% 10%,rgba(255,79,166,.55),transparent 55%),linear-gradient(135deg,rgba(42,11,32,.82),rgba(92,6,49,.78));transition:opacity .6s}
.s3-splash.gone{opacity:0;pointer-events:none}
.s3-splash-card{width:min(440px,100%);background:#fff;border-radius:22px;padding:28px 24px;text-align:center;box-shadow:0 40px 80px -30px rgba(0,0,0,.6)}
.s3-splash-card img{border-radius:16px}
.s3-splash-card h1{font-family:var(--font-d);font-size:26px;margin:12px 0 6px}
.s3-splash-card p{margin:0 0 18px;color:var(--ink-2);line-height:1.55;font-size:15px}
.s3-bar{height:6px;border-radius:6px;background:var(--m-50);overflow:hidden;margin-bottom:16px}
.s3-bar i{display:block;height:100%;width:8%;background:var(--m);transition:width .5s}
.s3-enter{width:100%;height:52px;border:0;border-radius:999px;background:var(--m);color:#fff;font-weight:700;font-size:17px}
.s3-enter:disabled{opacity:.6;cursor:wait}
.s3-alt{display:inline-block;margin-top:12px;color:var(--ink-3);font-size:14px}

/* buttons */
.s3-primary,.s3-ghost{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:999px;font-weight:700;font-size:15px;text-decoration:none;border:0}
.s3-primary{background:var(--m);color:#fff}
.s3-primary:disabled{opacity:.5}
.s3-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.s3-link{display:inline-block;margin-top:10px;color:var(--m-700);font-size:14px;font-weight:600}
.s3-x{position:absolute;top:10px;right:10px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(255,255,255,.95);font-size:24px;line-height:1;box-shadow:0 2px 8px rgba(0,0,0,.12);z-index:2}

/* product sheet */
.s3-sheet{position:fixed;z-index:8;right:16px;top:70px;width:min(380px,calc(100vw - 32px));max-height:calc(100vh - 90px);overflow:auto;background:#fff;border-radius:20px;box-shadow:0 30px 70px -24px rgba(29,10,24,.6);animation:s3in .25s ease}
@keyframes s3in{from{opacity:0;transform:translateY(12px)}}
.s3-pimg{aspect-ratio:1;background:var(--m-50)}
.s3-pimg img{width:100%;height:100%;object-fit:cover;display:block}
.s3-pimg{background:radial-gradient(70% 60% at 50% 45%,#ffffff,#f1ebe5)}
.s3-pimg img.cut{object-fit:contain;padding:6%}
.s3-pbody{padding:16px 18px 18px}
.s3-pbody h2{font-size:18px;line-height:1.35;margin:0 0 8px}
.s3-pprice{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.s3-pprice b{font-family:var(--font-d);font-size:28px;color:var(--m-700)}
.s3-pprice s{color:var(--ink-3)}
.s3-pprice em{font-style:normal;background:var(--m);color:#fff;border-radius:6px;padding:1px 7px;font-size:13px;font-weight:700}
.s3-pprice em:empty{display:none}
.s3-pshort{color:var(--ink-2);font-size:14px;line-height:1.55;margin:8px 0}
.s3-ptiers{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0 10px;font-size:13px}
.s3-ptiers:empty{display:none}
.s3-ptiers b{width:100%;font-size:13.5px}
.s3-ptiers span{border:1px solid var(--line);border-radius:8px;padding:3px 8px}
.s3-opt{display:grid;gap:4px;margin-bottom:10px;font-size:13.5px;font-weight:600}
.s3-opt select,.s3-pbody textarea{width:100%;min-height:42px;border:1.5px solid var(--line);border-radius:10px;padding:8px 10px;background:#fff;font-weight:400}
.s3-pbody textarea{margin-bottom:8px;resize:vertical}
.s3-pnote{font-size:13px;color:var(--ink-3);margin:0 0 10px}
.s3-pnote:empty{display:none}
.s3-prow{display:flex;gap:10px;align-items:center}
.s3-prow .s3-primary{flex:1}
.s3-qty{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:999px;height:46px}
.s3-qty button{width:38px;height:100%;border:0;background:none;font-size:20px}
.s3-qty input{width:40px;border:0;text-align:center;font-weight:700;-moz-appearance:textfield}
.s3-qty input::-webkit-inner-spin-button{display:none}

/* cashier */
.s3-modal{position:fixed;inset:0;z-index:12;display:grid;place-items:center;padding:16px;background:rgba(29,10,24,.5);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}
.s3-dialog{position:relative;width:min(560px,100%);max-height:calc(100vh - 32px);overflow:auto;background:#fff;border-radius:22px;box-shadow:0 40px 90px -30px rgba(0,0,0,.6);animation:s3in .25s ease}
.s3-dhead{position:sticky;top:0;z-index:1;display:flex;align-items:center;gap:12px;padding:14px 60px 12px 18px;background:#fff;border-bottom:1px solid var(--line)}
.s3-dhead .s3-x{top:10px}
.s3-dhead small{display:block;color:var(--ink-3);font-size:12.5px}
.s3-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--m),#ff7ab8);color:#fff;display:grid;place-items:center;font-family:var(--font-d);font-weight:700;font-size:18px}
.s3-step{padding:16px 18px 20px}
.s3-step h3{font-size:16px;margin:4px 0 10px}
.s3-lines{display:grid;gap:10px;margin-bottom:12px}
.s3-line{display:grid;grid-template-columns:48px 1fr auto auto;gap:10px;align-items:center;font-size:13.5px}
.s3-line img{width:48px;height:48px;border-radius:10px;object-fit:cover;background:var(--m-50)}
.s3-line>div:first-of-type{min-width:0}
.s3-line b{display:block;line-height:1.35;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.s3-line small,.s3-line span{display:block;color:var(--ink-3);font-size:12.5px}
.s3-line strong{font-family:var(--font-d)}
.s3-lq{display:flex;align-items:center;gap:6px}
.s3-lq button{width:28px;height:28px;border-radius:50%;border:1.5px solid var(--line);background:#fff;line-height:1}
.s3-empty{color:var(--ink-3);text-align:center;padding:18px 0}
.s3-sumrow{display:flex;justify-content:space-between;font-size:15px;padding:10px 0;border-top:1px solid var(--line)}
.s3-sumrow b{font-family:var(--font-d);font-size:18px}
.s3-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;margin-top:12px}
.s3-actions>*{flex:1 1 160px}
.s3-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.s3-grid label{display:grid;gap:4px;font-size:13px;font-weight:600;min-width:0}
.s3-grid .s3-wide{grid-column:1/-1}
.s3-grid input{width:100%;height:44px;border:1.5px solid var(--line);border-radius:10px;padding:0 12px;background:#fff;font-weight:400;font-size:16px}
.s3-grid input:focus{outline:none;border-color:var(--m)}
.s3-grid input.bad{border-color:#d92d20;background:#fff6f5}
.s3-methods{display:grid;gap:8px;margin-bottom:14px}
.s3-method{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:12px;padding:10px 12px;cursor:pointer}
.s3-method:has(input:checked){border-color:var(--m);background:var(--m-50)}
.s3-method input{accent-color:var(--m);width:18px;height:18px}
.s3-method span{flex:1;min-width:0}
.s3-method small{display:block;color:var(--ink-3);font-size:12px}
.s3-method em{font-style:normal;font-weight:700;font-family:var(--font-d)}
.s3-check{display:flex;gap:8px;align-items:center;font-size:13.5px;color:var(--ink-2);margin-bottom:12px}
.s3-totals{border-top:1px solid var(--line);padding-top:10px;display:grid;gap:6px;font-size:14px}
.s3-totals div{display:flex;justify-content:space-between}
.s3-totals .grand{font-size:17px;font-weight:700;padding-top:6px}
.s3-totals .grand b{font-family:var(--font-d);color:var(--m-700);font-size:22px}
.s3-errors{background:#fff2f0;color:#b42318;border-radius:10px;padding:10px 12px;font-size:13.5px;margin-top:10px}
.s3-qrstep,.s3-done{text-align:center}
.s3-qrbox{width:min(280px,72vw);aspect-ratio:1;margin:6px auto 10px;background:#fff;border-radius:16px;padding:10px;box-shadow:0 0 0 1px var(--line)}
.s3-qrbox img{width:100%;height:100%;object-fit:contain}
.s3-amount{font-family:var(--font-d);font-size:30px;font-weight:700;color:var(--m-700);margin:0}
.s3-wait{display:inline-flex;align-items:center;gap:8px;color:var(--ink-2);font-size:14px}
.s3-wait i{width:16px;height:16px;border:2.5px solid var(--m-50);border-top-color:var(--m);border-radius:50%;animation:s3spin .9s linear infinite}
@keyframes s3spin{to{transform:rotate(360deg)}}
.s3-tick{width:72px;height:72px;margin:6px auto;border-radius:50%;background:var(--ok);color:#fff;font-size:40px;display:grid;place-items:center}

@media (max-width:900px){.s3-exit span{display:none}.s3-exit{width:42px;padding:0;justify-content:center}}
@media (max-width:640px){
  .s3-top{gap:6px;padding-left:max(10px,env(safe-area-inset-left));padding-right:max(10px,env(safe-area-inset-right))}
  .s3-brand{font-size:19px;margin-right:0}
  .s3-btn span{display:none}
  .s3-search{min-width:80px}.s3-search input{padding:0 12px;font-size:14px}
  .s3-icon{display:none}
  .s3-btn{width:42px;padding:0;justify-content:center}
  .s3-cartpill{padding:0 12px}
  .s3-cartpill span{display:none}
  .s3-sheet{left:0;right:0;top:auto;bottom:0;width:auto;max-height:78vh;border-radius:22px 22px 0 0;padding-bottom:env(safe-area-inset-bottom)}
  .s3-pimg{aspect-ratio:16/10}
  .s3-modal{padding:0;place-items:end stretch}
  .s3-dialog{width:100%;max-height:92vh;border-radius:22px 22px 0 0}
  .s3-grid{grid-template-columns:1fr}
  .s3-paycta{left:50%;right:auto;transform:translateX(-50%);bottom:calc(160px + env(safe-area-inset-bottom));animation:none}
}
/* PromptPay into the shop's account: attach the slip in the cashier */
.s3-slipbtn{display:block;text-align:center;margin:12px auto 0;cursor:pointer;max-width:320px}
.s3-slipbtn.busy{opacity:.55;pointer-events:none}
.s3-slipstate{margin:10px auto 0;max-width:340px;padding:9px 12px;border-radius:12px;font-size:14px;background:#fff;border:1.5px solid #eadbe4;color:var(--ink-2)}
.s3-slipstate.wait{border-color:#fcd9a8;background:#fffaeb;color:#93370d}
.s3-slipstate.bad{border-color:#f4b4ab;background:#fff4f2;color:#7a1a10}
/* file pickers opened by a styled label: kept in the page (not display:none) so iPhone Safari opens the photo picker */
.file-vh{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;clip-path:inset(50%);pointer-events:none}