:root{
  color-scheme:light;
  --bg:#f3f7fd; --surface:#ffffff; --ink:#14213d; --muted:#6b7a90; --line:#e8eef6;
  --blue:#1e7ff0; --on-hero:#ffffff;
  --green:#22a35a; --green-soft:#e7f7ec; --red:#e5484d; --red-soft:#fdecec;
  --pink:#e83e6c; --pink-soft:#fde9ef; --mint-soft:#e6f8ec; --purple:#8b5cf6; --purple-soft:#f1ecfe;
  --gold:#f5b62a;
  --f:"Prompt",system-ui,-apple-system,sans-serif;
}
/* สีที่คำนวณจากสีหลักของร้าน (.themed ใช้กับกล่องพรีวิวในหน้าแอดมิน) */
:root,.themed{--blue-2:color-mix(in srgb,var(--blue) 62%,#fff);--blue-soft:color-mix(in srgb,var(--blue) 12%,#fff);--blue-ink:color-mix(in srgb,var(--blue) 68%,#000)}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--f);font-size:15px;line-height:1.5;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
.app{max-width:460px;margin:0 auto;padding:max(12px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) 110px max(16px,env(safe-area-inset-left));display:flex;flex-direction:column;gap:18px}
h1,h2,h3{margin:0}
button{font:inherit;color:inherit;cursor:pointer}
button:focus-visible,input:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
svg{flex:none}

.hdr{display:flex;align-items:center;gap:12px}
.hdr .titles{flex:1;min-width:0}
.hdr h1{font-size:22px;font-weight:700;line-height:1.25}
.hdr p{margin:0;font-size:13px;color:var(--muted)}
.icon-btn{background:none;border:0;padding:6px;border-radius:12px;display:grid;place-items:center}
.avatar{width:44px;height:44px;border-radius:50%;object-fit:cover;background:var(--blue-soft);border:2px solid #fff;box-shadow:0 2px 8px -3px rgba(20,33,61,.3)}

.hero{border-radius:24px;padding:18px 12px 12px;background:linear-gradient(135deg,color-mix(in srgb,var(--blue) 88%,#fff) 0%,color-mix(in srgb,var(--blue) 64%,#fff) 55%,color-mix(in srgb,var(--blue) 42%,#fff) 100%);position:relative;overflow:hidden;box-shadow:0 12px 30px -14px color-mix(in srgb,var(--blue) 60%,transparent)}
.hero::before{content:"";position:absolute;right:-40px;bottom:60px;width:260px;height:130px;border-radius:50%;background:rgba(255,255,255,.18)}
.hero-top{display:flex;align-items:center;gap:14px;padding:0 8px 18px;position:relative;z-index:1;color:var(--on-hero)}
.hero-top small{font-size:13px;opacity:.9}
.hero-top h2{font-size:22px;font-weight:700;line-height:1.2;overflow-wrap:anywhere}
.hero-top p{margin:2px 0 0;font-size:12.5px;opacity:.92}
.badge{width:58px;height:58px;border-radius:50%;background:var(--blue);border:4px solid rgba(255,255,255,.75);display:grid;place-items:center;flex:none;overflow:hidden}
.badge img{width:100%;height:100%;object-fit:cover}
.deco{position:absolute;right:6px;top:2px;width:120px;opacity:.95;pointer-events:none}
.inner{background:var(--surface);border-radius:18px;padding:16px;position:relative;z-index:1;display:flex;flex-direction:column;gap:14px}
.stat{display:flex;gap:12px;align-items:center;min-width:0}
.stat .ic{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;flex:none;background:#fff3d6}
.stat small{display:block;font-size:13px}
.big{font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1;white-space:nowrap;font-size:38px}
.big small{display:inline;font-size:14px;font-weight:500;margin-left:4px}
.worthpill{background:var(--green-soft);color:var(--green);font-weight:600;font-size:14px;padding:6px 12px;border-radius:999px;white-space:nowrap}
.minirules{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.minirules span{background:var(--blue-soft);color:var(--blue-ink);border-radius:10px;padding:8px 10px;font-size:12.5px;text-align:center}

.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.tile{border:0;border-radius:18px;padding:14px 4px 12px;display:flex;flex-direction:column;align-items:center;gap:8px;font-size:12.5px;line-height:1.25;text-align:center;transition:transform .15s}
.tile:active{transform:scale(.96)}
.t-pink{background:var(--pink-soft);color:#b0244b}.t-blue{background:var(--blue-soft);color:var(--blue-ink)}
.t-green{background:var(--mint-soft);color:#16743f}.t-purple{background:var(--purple-soft);color:#4b2aa0}

.card{background:var(--surface);border-radius:20px;padding:18px 16px;box-shadow:0 4px 18px -12px rgba(20,33,61,.18);display:flex;flex-direction:column;gap:8px}
.card-h{display:flex;justify-content:space-between;align-items:center;gap:8px}
.card-h h3{font-size:17px;font-weight:600}
.link{background:none;border:0;color:var(--blue);font-size:14px;display:flex;align-items:center;gap:2px;padding:4px}
.hist{list-style:none;margin:0;padding:0}
.hist li{display:flex;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}
.hist li:last-child{border-bottom:0}
.av{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;color:#fff;flex:none;font-weight:600}
.av.g{background:#5fcf86}.av.p{background:#b08cf5}.av.b{background:#3b98f2}.av.o{background:#f5b62a}.av.r{background:#f07b7f}
.hist .tx{flex:1;min-width:0}
.hist .tx div{font-size:15px;overflow-wrap:anywhere}
.hist .tx small{font-size:13px;color:var(--muted)}
.amt{font-weight:600;font-size:16px;white-space:nowrap;font-variant-numeric:tabular-nums}
.amt.plus{color:var(--green)}.amt.minus{color:var(--red)}.amt.zero{color:var(--muted);font-size:14px}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.rw{background:var(--surface);border:0;border-radius:18px;padding:14px;text-align:left;display:flex;flex-direction:column;gap:8px;box-shadow:0 4px 18px -12px rgba(20,33,61,.18)}
.rw .pic{height:74px;border-radius:12px;display:grid;place-items:center;font-size:24px;font-weight:700}
.rw strong{font-weight:600;font-size:14.5px;line-height:1.3}
.rw small{font-size:13px;color:var(--blue);font-weight:500}
.rw.off{opacity:.55}.rw.off small{color:var(--muted)}
.rw.armed{outline:2px solid var(--blue)}

.coupon{display:flex;background:var(--surface);border-radius:16px;overflow:hidden;box-shadow:0 4px 18px -12px rgba(20,33,61,.18);border:0;padding:0;text-align:left;width:100%}
.coupon .l{background:var(--blue);color:#fff;padding:14px 10px;display:grid;place-items:center;font-weight:700;font-size:17px;width:92px;flex:none;border-right:2px dashed rgba(255,255,255,.6);text-align:center;line-height:1.2}
.coupon .r{padding:12px 14px;flex:1;min-width:0}
.coupon code{font-family:ui-monospace,Menlo,monospace;font-size:14px;background:var(--blue-soft);padding:2px 8px;border-radius:6px;color:var(--blue-ink)}
.coupon .tap{font-size:12.5px;color:var(--blue);font-weight:500;margin-top:4px}
.coupon.used{opacity:.55;cursor:default}.coupon.used .l{background:#9fb3c8}
.secttl{font-size:14px;color:var(--muted);font-weight:500;margin:4px 2px -6px}
.empty{color:var(--muted);text-align:center;padding:22px 8px;font-size:14px}

.pagehead h2{font-size:20px;font-weight:700}
.pagehead p{margin:2px 0 0;color:var(--muted);font-size:13px}
.view{display:flex;flex-direction:column;gap:16px}

.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
.field input{font:inherit;font-size:17px;color:var(--ink);border:1px solid var(--line);background:var(--bg);border-radius:12px;padding:11px 12px;width:100%}
.row{display:flex;gap:8px}.row>*{min-width:0}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 12px;font-size:13px}
.pv{display:flex;justify-content:space-between;align-items:center;background:var(--green-soft);border-radius:12px;padding:12px 14px;gap:8px}
.pv b{font-size:20px;color:var(--green);font-variant-numeric:tabular-nums}
.pv.red{background:var(--red-soft)}.pv.red b{color:var(--red)}
.btn{border:0;border-radius:14px;padding:13px;font-weight:600;background:var(--blue);color:#fff;width:100%;display:flex;align-items:center;justify-content:center;gap:8px}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn.ghost{background:var(--surface);border:1px solid var(--line);color:var(--ink)}
.btn.green{background:var(--green)}
.btn.armed{background:var(--green)}
.btn.sm{width:auto;padding:11px 16px;flex:none}

.sheet-bg{position:fixed;inset:0;background:rgba(20,33,61,.45);z-index:20;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--surface);width:100%;max-width:460px;border-radius:24px 24px 0 0;padding:10px max(18px,env(safe-area-inset-right)) calc(20px + env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));display:flex;flex-direction:column;gap:14px;max-height:92%;overflow:auto;animation:up .25s ease}
.grab{width:44px;height:5px;border-radius:9px;background:var(--line);margin:0 auto}
@keyframes up{from{transform:translateY(40px);opacity:.4}}
.qrbox{width:220px;height:220px;max-width:100%;margin:0 auto;padding:12px;border:1px solid var(--line);border-radius:18px;background:#fff;display:grid;place-items:center}
.qrbox img,.qrbox canvas{width:100%!important;height:auto!important}
.bigcode{font-size:26px;font-weight:700;letter-spacing:.1em;text-align:center}
.cinfo{display:flex;justify-content:space-between;gap:8px;background:var(--bg);border-radius:12px;padding:10px 12px;font-size:13.5px}
.cinfo span{color:var(--muted)}
.center{text-align:center}
.muted{color:var(--muted);font-size:13px;margin:0}

.nav{position:fixed;left:0;right:0;bottom:0;z-index:10;background:var(--surface);border-radius:22px 22px 0 0;box-shadow:0 -6px 24px -14px rgba(20,33,61,.25);padding:8px max(10px,env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left))}
.nav div{max-width:460px;margin:0 auto;display:grid;grid-template-columns:repeat(5,1fr);align-items:end}
.nav button{background:none;border:0;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 2px;font-size:12px;color:var(--muted)}
.nav button[aria-current="page"]{color:var(--blue);font-weight:600}
.nav .qrbtn span{width:54px;height:54px;border-radius:50%;background:var(--blue);display:grid;place-items:center;margin-top:-26px;box-shadow:0 8px 18px -8px color-mix(in srgb,var(--blue) 80%,transparent);border:4px solid var(--surface)}

.toast{position:fixed;left:50%;bottom:calc(96px + env(safe-area-inset-bottom));transform:translate(-50%,16px);opacity:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:12px;font-size:14px;transition:.25s;z-index:30;pointer-events:none;max-width:calc(100% - 32px);text-align:center}
.toast.on{opacity:1;transform:translate(-50%,0)}
.toast.err{background:var(--red)}

.screen{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:24px}
.spin{width:36px;height:36px;border-radius:50%;border:4px solid var(--blue-soft);border-top-color:var(--blue);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.demo{background:#fff6dc;color:#7a5600;border-radius:12px;padding:10px 12px;font-size:13px}
@media (max-width:370px){.tiles{gap:7px}.tile{font-size:11.5px}.big{font-size:32px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ปรับแต่งหน้าบ้าน: โลโก้ ประกาศ เงื่อนไข */
.logo{width:44px;height:44px;border-radius:12px;object-fit:cover;background:#fff;flex:none;box-shadow:0 2px 8px -3px rgba(20,33,61,.3)}
.ann{background:var(--blue-soft);color:var(--blue-ink);border-radius:14px;padding:12px 14px;font-size:14px;line-height:1.45;display:flex;gap:10px;align-items:flex-start;overflow-wrap:anywhere}
.ann svg{margin-top:2px}
.terms{white-space:pre-line;font-size:14px;color:var(--muted);margin:0;overflow-wrap:anywhere}
.bindbtn{margin-top:8px;border:1px solid color-mix(in srgb,var(--on-hero) 55%,transparent);background:color-mix(in srgb,var(--on-hero) 14%,transparent);color:var(--on-hero);border-radius:999px;padding:5px 12px;font-size:12.5px}
.phone-hint{font-size:13px;color:var(--muted);margin:0}
.cp-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.cp-row:last-child{border-bottom:0}
.cp-row .tx{flex:1;min-width:0;font-size:14px}
.cp-row .tx small{display:block;color:var(--muted);font-size:12.5px}

/* โหมดเช็คแต้มอย่างเดียว (CHECK_ONLY ใน config.js) */
.check-only [data-go="rewards"],.check-only [data-go="coupons"],.check-only .redeem-only{display:none!important}
.check-only .tiles{grid-template-columns:repeat(2,1fr)}
.check-only .nav div{grid-template-columns:repeat(3,1fr)}