:root{
  --brand:#7f3cff;--brand-dark:#5b21b6;--brand-soft:#ede9fe;--navy:#0d0a2d;--cyan:#39d9ee;
  --ink:#111827;--muted:#6b7280;--line:#e5e7eb;--bg:#f3f4f6;--card:#fff;
  --ok:#16a34a;--ok-soft:#dcfce7;--held:#d97706;--held-soft:#fef3c7;--review:#2563eb;--review-soft:#dbeafe;
  --taken:#9ca3af;--taken-soft:#e5e7eb;--danger:#dc2626;--danger-soft:#fee2e2;
  --r:14px;--shadow:0 1px 2px rgba(0,0,0,.06),0 4px 12px rgba(0,0,0,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font:15px/1.45 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-tap-highlight-color:transparent}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--brand)}
h1,h2,h3{margin:0;line-height:1.2}
.app{max-width:560px;margin:0 auto;min-height:100vh;background:var(--bg);position:relative;padding-bottom:90px}
.topbar{background:var(--brand);color:#fff;padding:14px 16px 12px}
.topbar .org{font-size:12px;opacity:.85;letter-spacing:.02em}
.topbar h1{font-size:19px;font-weight:700;margin-top:2px}
.topbar .meta{font-size:13px;opacity:.9;margin-top:4px}
.topbar .chip-row{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600;background:rgba(255,255,255,.18);color:#fff}
.chip.light{background:#fff;color:var(--brand-dark)}
.zones{display:flex;gap:8px;padding:12px 16px 0;overflow-x:auto;scrollbar-width:none}
.zones::-webkit-scrollbar{display:none}
.zone-tab{flex:0 0 auto;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 12px;text-align:left;cursor:pointer}
.zone-tab.active{border-color:var(--brand);background:var(--brand-soft)}
.zone-tab b{display:block;font-size:14px}
.zone-tab span{display:block;font-size:12px;color:var(--muted)}
.toolbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px 4px;gap:10px}
.seg{display:inline-flex;background:#e5e7eb;border-radius:10px;padding:3px}
.seg button{border:0;background:transparent;padding:6px 14px;border-radius:8px;font-weight:600;font-size:13px;cursor:pointer;color:var(--muted)}
.seg button.active{background:#fff;color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.legend{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted);padding:6px 16px 8px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:4px;vertical-align:-1px}
.i-ok{background:var(--ok)}.i-held{background:var(--held)}.i-review{background:var(--review)}.i-taken{background:var(--taken)}.i-withheld{background:repeating-linear-gradient(45deg,#cbd5e1 0 2px,#f1f5f9 2px 4px)}
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);margin:10px 16px;padding:16px}
.card.tight{padding:0;overflow:hidden}
.note{font-size:13px;color:var(--muted)}
.banner{margin:10px 16px;padding:12px 14px;border-radius:12px;font-size:13px;line-height:1.4}
.banner.info{background:var(--review-soft);color:#1e3a8a}
.banner.warn{background:var(--held-soft);color:#78350f}
.banner.ok{background:var(--ok-soft);color:#14532d}
.banner.danger{background:var(--danger-soft);color:#7f1d1d}
.banner b{display:block;margin-bottom:2px}

/* floor plan */
.plan-wrap{margin:8px 16px;background:#fff;border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden;position:relative;touch-action:none;user-select:none}
.plan-wrap .hint{position:absolute;right:10px;top:8px;font-size:11px;color:var(--muted);background:rgba(255,255,255,.85);padding:3px 8px;border-radius:999px;z-index:2;pointer-events:none}
.plan{position:relative;width:100%;aspect-ratio:860/540;transform-origin:0 0}
.plan svg,.plan .plan-img{position:absolute;inset:0;width:100%;height:100%}
.plan .plan-img{object-fit:fill;display:block}
.lot{position:absolute;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:clamp(8px,2.4vw,12px);font-weight:700;cursor:pointer;border:1.5px solid transparent;transition:transform .12s;letter-spacing:-.01em}
.lot:active{transform:scale(.96)}
.lot.available{background:var(--ok-soft);border-color:var(--ok);color:#14532d}
.lot.held{background:var(--held-soft);border-color:var(--held);color:#78350f}
.lot.review{background:var(--review-soft);border-color:var(--review);color:#1e3a8a}
.lot.confirmed{background:var(--taken-soft);border-color:var(--taken);color:#4b5563}
.lot.withheld{background:repeating-linear-gradient(45deg,#cbd5e1 0 3px,#f1f5f9 3px 6px);border-color:#94a3b8;color:#475569;font-size:clamp(7px,2vw,10px);cursor:default}
.lot.ballot{background:#cffafe;border-color:#06b6d4;color:#164e63}
.lot.selected{outline:3px solid var(--brand);outline-offset:1px;z-index:1}
.plan .lbl{fill:#64748b;font-size:14px;font-weight:700;letter-spacing:.08em}
.plan .lbl.small{font-size:11px;font-weight:600;letter-spacing:.04em}

/* list view */
.lot-list{margin:8px 16px;background:#fff;border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}
.lot-row{display:flex;align-items:center;gap:12px;padding:12px 14px;border-top:1px solid var(--line);cursor:pointer;background:none;border-left:0;border-right:0;border-bottom:0;width:100%;text-align:left}
.lot-row:first-child{border-top:0}
.lot-row .code{width:52px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex:0 0 auto}
.lot-row .code.available{background:var(--ok-soft);color:#14532d}.lot-row .code.held{background:var(--held-soft);color:#78350f}.lot-row .code.review{background:var(--review-soft);color:#1e3a8a}.lot-row .code.confirmed{background:var(--taken-soft);color:#4b5563}.lot-row .code.ballot{background:#cffafe;color:#164e63}
.lot-row .body{flex:1;min-width:0}
.lot-row .t{font-weight:600;font-size:14px}
.lot-row .s{font-size:12px;color:var(--muted)}
.lot-row .price{font-weight:700;text-align:right;white-space:nowrap;flex:0 0 auto}
.lot-row .price small{display:block;font-weight:600;font-size:11px}
.st-available{color:var(--ok)}.st-held{color:var(--held)}.st-review{color:var(--review)}.st-confirmed{color:var(--muted)}.st-ballot{color:#0e7490}
.group-h{padding:10px 14px 4px;font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;background:#fafafa;border-top:1px solid var(--line)}

/* sheet */
.backdrop{position:fixed;inset:0;background:rgba(17,24,39,.45);z-index:20;opacity:0;pointer-events:none;transition:opacity .2s}
.backdrop.open{opacity:1;pointer-events:auto}
.sheet{position:fixed;left:50%;bottom:0;transform:translate(-50%,105%);width:100%;max-width:560px;background:#fff;border-radius:20px 20px 0 0;z-index:21;padding:10px 18px 22px;transition:transform .25s;max-height:88vh;overflow:auto;box-shadow:0 -8px 30px rgba(0,0,0,.15)}
.sheet.open{transform:translate(-50%,0)}
.sheet .grab{width:40px;height:4px;border-radius:2px;background:#d1d5db;margin:0 auto 12px}
.sheet h2{font-size:22px;display:flex;align-items:center;gap:10px}
.sheet .sub{color:var(--muted);font-size:13px;margin-top:2px}
.kv{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}
.kv div{background:#f9fafb;border-radius:10px;padding:10px 12px}
.kv small{display:block;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.kv b{font-size:16px}
.fac{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0 14px}
.fac span{background:#f3f4f6;border-radius:999px;padding:4px 10px;font-size:12px}
.tag{display:inline-block;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:700}
.tag.available{background:var(--ok-soft);color:#14532d}.tag.held{background:var(--held-soft);color:#78350f}.tag.review{background:var(--review-soft);color:#1e3a8a}.tag.confirmed{background:var(--taken-soft);color:#4b5563}.tag.ballot{background:#cffafe;color:#164e63}.tag.withheld{background:#f1f5f9;color:#475569}

/* buttons & forms */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:13px 18px;font-weight:700;font-size:15px;cursor:pointer;width:100%;background:var(--brand);color:#fff}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.secondary{background:#fff;color:var(--brand-dark);border:1.5px solid var(--brand)}
.btn.ghost{background:transparent;color:var(--muted);font-weight:600}
.btn.danger{background:var(--danger)}
.btn.sm{padding:8px 12px;font-size:13px;width:auto;border-radius:9px}
.row{display:flex;gap:10px}
.row > *{flex:1}
.field{margin:12px 0}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:5px}
.field label small{font-weight:400;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:11px 12px;background:#fff;font-size:16px}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--brand)}
.field textarea{min-height:76px;resize:vertical}
.field .help{font-size:12px;color:var(--muted);margin-top:4px}
.field.err input{border-color:var(--danger)}
.err-text{color:var(--danger);font-size:12px;margin-top:4px}
.otp{letter-spacing:.5em;text-align:center;font-size:24px!important;font-weight:700}
.upload{border:2px dashed #cbd5e1;border-radius:12px;padding:16px;text-align:center;color:var(--muted);font-size:13px;cursor:pointer;background:#fafafa}
.upload.has{border-style:solid;border-color:var(--ok);background:var(--ok-soft);color:#14532d}
.upload input{display:none}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;margin:14px 0}
.check input{width:20px;height:20px;margin-top:1px;flex:0 0 auto}

/* pinned lot bar */
.lotbar{position:sticky;top:0;z-index:10;background:#fff;border-bottom:1px solid var(--line);padding:10px 16px;display:flex;align-items:center;gap:12px;box-shadow:0 2px 8px rgba(0,0,0,.05)}
.lotbar .code{width:48px;height:40px;border-radius:8px;background:var(--brand-soft);color:var(--brand-dark);display:flex;align-items:center;justify-content:center;font-weight:800}
.lotbar .code.ballot{background:#cffafe;color:#164e63;font-size:11px}
.lotbar .t{font-weight:700;font-size:14px}
.lotbar .s{font-size:12px;color:var(--muted)}
.lotbar .right{margin-left:auto;text-align:right;font-weight:700}
.lotbar .right small{display:block;font-weight:500;color:var(--muted);font-size:11px}
.steps{display:flex;gap:6px;padding:12px 16px 0}
.steps i{flex:1;height:4px;border-radius:2px;background:#e5e7eb}
.steps i.on{background:var(--brand)}
.screen-title{padding:14px 16px 4px}
.screen-title h2{font-size:20px}
.screen-title p{margin:4px 0 0;color:var(--muted);font-size:13px}
.back{background:none;border:0;color:var(--brand);font-weight:600;padding:12px 16px 0;cursor:pointer;font-size:14px}

/* review */
.summary dl{margin:0;display:grid;grid-template-columns:1fr 2fr;gap:8px 12px;font-size:14px}
.summary dt{color:var(--muted)}
.summary dd{margin:0;font-weight:500}

/* status */
.hero{margin:16px 16px 8px;padding:20px;border-radius:18px;color:#fff;background:linear-gradient(135deg,#0d0a2d,#3b1c8f)}
.hero.warn{background:linear-gradient(135deg,#d97706,#f59e0b)}
.hero.grey{background:linear-gradient(135deg,#475569,#64748b)}
.hero.danger{background:linear-gradient(135deg,#b91c1c,#dc2626)}
.hero .eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.08em;opacity:.85}
.hero h2{font-size:22px;margin:4px 0 6px}
.hero p{margin:0;font-size:14px;opacity:.95}
.hero .ref{margin-top:12px;display:inline-block;background:rgba(255,255,255,.2);padding:6px 12px;border-radius:8px;font-weight:700;letter-spacing:.04em}
.hero .count{font-size:34px;font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums;margin:8px 0 2px}
.timeline{display:flex;justify-content:space-between;padding:6px 8px 2px;position:relative}
.timeline:before{content:"";position:absolute;left:12%;right:12%;top:20px;height:2px;background:#e5e7eb}
.tl{flex:1;text-align:center;position:relative;font-size:11px;color:var(--muted)}
.tl i{display:block;width:28px;height:28px;border-radius:50%;background:#e5e7eb;margin:6px auto 6px;line-height:28px;font-style:normal;font-weight:700;color:#9ca3af;position:relative}
.tl.done i{background:var(--ok);color:#fff}
.tl.now i{background:var(--brand);color:#fff;box-shadow:0 0 0 4px var(--brand-soft)}
.tl.done,.tl.now{color:var(--ink);font-weight:600}
.pass{margin:12px 16px;background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden}
.pass .head{background:var(--ink);color:#fff;padding:14px 18px;display:flex;justify-content:space-between;align-items:center}
.pass .head b{font-size:16px}
.pass .head span{font-size:12px;opacity:.8}
.pass .body{padding:18px;display:flex;gap:18px;align-items:center}
.pass .qr{width:120px;height:120px;flex:0 0 auto;background:#fff}
.pass .qr img,.pass .qr canvas{width:120px!important;height:120px!important}
.pass .det{font-size:13px;flex:1}
.pass .det b{font-size:26px;display:block;color:var(--brand-dark)}
.pass .det div{margin-top:6px}
.pass .det small{color:var(--muted);display:block;font-size:11px;text-transform:uppercase;letter-spacing:.05em}
.pass .foot{border-top:1px dashed var(--line);padding:12px 18px;font-size:12px;color:var(--muted);display:flex;justify-content:space-between}
.inv{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-top:1px solid var(--line);font-size:14px}
.inv:first-of-type{border-top:0}
.inv small{display:block;color:var(--muted);font-size:12px}
.inv .amt{font-weight:700;text-align:right}
.pill{display:inline-block;border-radius:999px;padding:2px 9px;font-size:11px;font-weight:700}
.pill.paid{background:var(--ok-soft);color:#14532d}.pill.unpaid{background:var(--held-soft);color:#78350f}.pill.pending{background:var(--review-soft);color:#1e3a8a}.pill.void{background:#f3f4f6;color:#6b7280}

/* payment */
.paytabs{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0 16px}
.paytab{border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:12px;text-align:left;cursor:pointer}
.paytab.active{border-color:var(--brand);background:var(--brand-soft)}
.paytab b{display:block;font-size:14px}
.paytab span{font-size:12px;color:var(--muted)}
.bank{display:grid;grid-template-columns:110px 1fr;gap:8px 12px;font-size:14px;margin:8px 0}
.bank span{color:var(--muted)}
.bank b{font-variant-numeric:tabular-nums}
.copy{border:1px solid var(--line);background:#fff;border-radius:6px;font-size:11px;padding:2px 7px;cursor:pointer;margin-left:6px;color:var(--brand)}
.qrbox{display:flex;justify-content:center;padding:12px;background:#fafafa;border-radius:12px;margin:10px 0}
.qrbox img,.qrbox canvas{width:150px!important;height:150px!important}
.banks{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:10px 0}
.bankbtn{border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:11px;font-weight:600;font-size:13px;cursor:pointer;text-align:left}
.bankbtn.active{border-color:var(--brand);background:var(--brand-soft)}
.spinner{width:22px;height:22px;border:3px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* toast */
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:12px 16px;border-radius:12px;font-size:14px;z-index:60;opacity:0;transition:all .25s;max-width:calc(100% - 32px);text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.danger{background:var(--danger)}

/* presenter panel */
.demo-fab{position:fixed;right:16px;bottom:16px;z-index:50;background:#111827;color:#fff;border:0;border-radius:999px;padding:10px 14px;font-size:12px;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.25);display:flex;gap:6px;align-items:center}
.demo-panel{position:fixed;right:16px;bottom:64px;z-index:50;background:#111827;color:#e5e7eb;border-radius:14px;padding:12px;width:260px;font-size:12px;box-shadow:0 10px 30px rgba(0,0,0,.35);display:none}
.demo-panel.open{display:block}
.demo-panel h4{margin:0 0 8px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#9ca3af}
.demo-panel button,.demo-panel a{display:block;width:100%;text-align:left;background:#1f2937;color:#fff;border:0;border-radius:8px;padding:8px 10px;margin-top:6px;font-size:12px;cursor:pointer;text-decoration:none}
.demo-panel button:hover,.demo-panel a:hover{background:#374151}
.demo-panel button:disabled{opacity:.35;cursor:not-allowed}
.demo-panel p{margin:8px 0 0;color:#9ca3af;line-height:1.4}
.demo-panel code{background:#374151;padding:1px 5px;border-radius:4px;color:#fff}
.center{text-align:center}
.mt{margin-top:12px}.mb{margin-bottom:12px}
.muted{color:var(--muted)}
.small{font-size:12px}
.strong{font-weight:700}

/* site header above the vendor app */
.site-head{background:var(--navy);color:#fff}
.site-head-inner{max-width:560px;margin:0 auto;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 16px}
.site-head img{height:40px;width:auto;display:block}
.site-head a{color:#fff;text-decoration:none;font-size:13px;font-weight:600}
.site-head .links{display:flex;gap:14px;align-items:center}
.site-head .pill{border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:6px 12px}
.site-head .pill:hover{background:var(--cyan);color:var(--navy);border-color:var(--cyan)}

/* zoom controls on the vendor floor plan */
.plan-zoom{position:absolute;right:10px;bottom:10px;z-index:3;display:flex;flex-direction:column;gap:4px}
.plan-zoom button{width:36px;height:36px;border-radius:9px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:20px;font-weight:700;line-height:1;cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.12);display:flex;align-items:center;justify-content:center;padding:0}
.plan-zoom button:active{background:var(--brand-soft)}