:root{
  --bg:#eef4f3;
  --bg2:#f8faf9;
  --card:#ffffff;
  --text:#0d2a27;
  --muted:#6b7f7b;
  --line:#d9e7e3;
  --primary:#16b3a5;
  --primary-dark:#0d9188;
  --primary-soft:#e7fbf8;
  --accent:#f5c84b;
  --danger:#ef4444;
  --shadow:0 12px 40px rgba(13,42,39,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:linear-gradient(180deg,#f0f7f6 0%, #f6f8f8 100%);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:15px;line-height:1.45}
a{color:inherit}
img{max-width:100%;display:block}

/* shared old admin compatibility */
.wrap{max-width:1180px;margin:0 auto;padding:16px}.wrap.small{max-width:520px;min-height:100vh;display:grid;place-items:center}
.topbar{position:sticky;top:0;z-index:10;background:#fff;border-bottom:1px solid var(--line);padding:12px 16px;display:flex;gap:14px;align-items:center;overflow:auto;white-space:nowrap}.topbar span{flex:1}.topbar a{color:var(--primary-dark);text-decoration:none;font-weight:700}
.card,.app-card{background:var(--card);border:1px solid var(--line);border-radius:26px;padding:18px;box-shadow:var(--shadow)}
.card{margin-bottom:16px}
h1,h2,h3,h4{margin:0 0 12px;font-weight:900;color:#102726}h1{font-size:24px}h2{font-size:20px}h3{font-size:18px}h4{font-size:16px}.muted{color:var(--muted);font-size:13px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.row.three{grid-template-columns:repeat(3,1fr)}.row.four{grid-template-columns:repeat(4,1fr)}
label{display:block;margin:8px 0 6px;font-weight:800}.input,select,textarea{width:100%;border:1px solid var(--line);border-radius:18px;padding:13px 14px;background:#fff;color:#0f172a;font:inherit}.input:focus,select:focus,textarea:focus{outline:2px solid #b8f2ea;border-color:var(--primary)}
.check{display:flex;gap:8px;align-items:center;font-weight:700}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:18px;background:#e7eeed;color:#112827;padding:12px 18px;text-decoration:none;font-weight:900;cursor:pointer;gap:8px}.btn.primary{background:linear-gradient(180deg,var(--primary),var(--primary-dark));color:white}.btn.danger{background:#fee2e2;color:#b91c1c}.btn.small{padding:8px 12px;border-radius:12px;font-size:13px}.btn.full{width:100%}.btn.ghost{background:#fff;border:1px solid #cfe0dd}.btn-xl{min-height:56px;font-size:18px}
.alert,.notice{border-radius:18px;padding:14px 16px;margin:0 0 14px;font-weight:800}.alert.ok,.notice.success{background:#dcfce7;color:#166534}.alert.bad,.notice.error{background:#fee2e2;color:#991b1b}.notice.warn{background:#fff7d9;color:#8a6700}
.table{overflow:auto;border-radius:18px;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f8fafc;font-size:13px;color:#475569}.inline{display:inline}
.cropper{position:relative;background:#e5e7eb;border:1px dashed #94a3b8;border-radius:18px;margin-top:8px;overflow:hidden;min-height:180px;display:none;touch-action:none}.cropper img{display:block;width:100%;height:auto;user-select:none;pointer-events:none}.cropper #cropBox{position:absolute;border:2px solid #ef4444;background:rgba(239,68,68,.12);box-shadow:0 0 0 9999px rgba(0,0,0,.18);cursor:move}.cropper #gridOverlay{position:absolute;pointer-events:none;border:1px solid rgba(255,255,255,.55);box-sizing:border-box}.grid-line{position:absolute;background:rgba(255,255,255,.9);box-shadow:0 0 0 1px rgba(0,0,0,.12)}.grid-line.v{top:0;bottom:0;width:1px}.grid-line.h{left:0;right:0;height:1px}.preview-shell{margin-top:12px;padding:14px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg,#fbfefd 0%, #f7fbfa 100%)}.preview-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.preview-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px}.tile-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:8px;box-shadow:0 6px 18px rgba(13,42,39,.05)}.tile-card canvas{width:100%;height:auto;border-radius:12px;background:#f4f7f7}.tile-label{margin-top:7px;font-size:12px;font-weight:900;color:#55706c;text-align:center}.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(86px,1fr));gap:8px}.preview-grid img{width:100%;border-radius:12px;border:1px solid var(--line)}
.hero{background:linear-gradient(135deg,var(--primary),#39c9ba);color:white;border-radius:26px;padding:22px;margin-bottom:16px}.hero h1{margin:0}.pill{display:inline-block;background:#dcfce7;color:#166534;border-radius:999px;padding:4px 9px;font-size:12px;font-weight:800}code{background:#f1f5f9;border-radius:6px;padding:2px 5px}

/* new user app */
.theme-app{min-height:100vh}
.app-shell{max-width:860px;margin:0 auto;padding:18px 14px 44px}
.app-header{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:14px;padding:8px 4px}
.brand-title{font-size:28px;font-weight:1000;letter-spacing:-.03em}
.brand-sub{color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.1em}
.badge-soft{background:linear-gradient(180deg,var(--primary),var(--primary-dark));color:#fff;border-radius:999px;padding:10px 16px;font-weight:900;white-space:nowrap;box-shadow:0 10px 24px rgba(22,179,165,.22)}
.mode-tabs{display:flex;gap:10px;overflow:auto;white-space:nowrap;padding:4px 0 14px;margin-bottom:2px}
.mode-tab{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border-radius:18px;background:#fff;border:1px solid var(--line);text-decoration:none;font-weight:900;color:#496360}
.mode-tab.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(22,179,165,.24)}
.soft-hero{background:linear-gradient(180deg,#f0fffc 0%, #ffffff 100%)}.soft-hero.alt{background:linear-gradient(180deg,#eefdfb 0%, #ffffff 100%)}.soft-hero.alt2{background:linear-gradient(180deg,#f6fbff 0%, #ffffff 100%)}
.soft-grid{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}.soft-grid p{margin:0;color:#60726f}
.stat-box{min-width:120px;background:#f6fffd;border:1px solid #cdebe6;border-radius:22px;padding:14px 16px;text-align:center}.stat-box div{font-size:13px;color:#5d7b77;font-weight:700}.stat-box strong{display:block;font-size:28px;line-height:1.1;margin-top:4px}
.section-title{font-size:18px;margin-bottom:12px}
.stack-lg>*+*{margin-top:14px}
.field-grid{display:grid;gap:14px}.field-grid.two{grid-template-columns:1fr 1fr}.app-input{min-height:56px;font-size:16px;font-weight:700;border-radius:20px}
.chip-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.chip{display:inline-flex;align-items:center;padding:9px 13px;border-radius:999px;background:#f4fbfa;border:1px solid #d5ebe7;color:#52716d;font-weight:800}
.upload-card{padding:16px}.upload-card.tint-green{background:linear-gradient(180deg,#f4fffd 0%, #ffffff 100%)}
.upload-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:3px dashed #48d3c8;background:linear-gradient(180deg,#effdfa 0%, #f9fffe 100%);border-radius:28px;padding:26px 16px;cursor:pointer;min-height:220px}.upload-drop.big{min-height:240px}.upload-drop input{display:none}.upload-big{font-size:clamp(24px,5vw,32px);line-height:1.15;font-weight:1000;color:#0c8e85;max-width:460px}.upload-small{margin-top:10px;font-size:14px;color:#657c78;font-weight:700;max-width:560px}
.helper-row{display:grid;grid-template-columns:1fr;gap:10px;margin-top:14px}.helper-item{background:#f8fcfb;border:1px solid #e0efec;border-radius:16px;padding:12px 14px;font-weight:800;color:#486260}
.bottom-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;position:sticky;bottom:12px;z-index:5;padding:8px;border-radius:24px;background:rgba(255,255,255,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(214,230,226,.85)}.bottom-actions.single{grid-template-columns:1fr}
.segmented{display:grid;grid-template-columns:1fr 1fr;gap:12px}.segmented label{margin:0}.segmented input{display:none}.segmented span{display:flex;align-items:center;justify-content:center;height:62px;border-radius:20px;border:2px solid #d6eae5;background:#fff;font-size:18px;font-weight:1000;color:#294946}
.segmented input:checked + span,.segmented label:first-child span{background:#ebfbf8;border-color:#20b5aa;color:#0d8f86}
.checkline{display:flex;gap:12px;align-items:flex-start;font-weight:900;margin-top:16px}.checkline input{width:26px;height:26px;margin-top:1px;accent-color:var(--primary)}
.color-box{padding:10px;height:56px}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.info-pill{background:#f7fcfb;border:1px solid #deece9;border-radius:20px;padding:14px 16px}.info-pill span{display:block;color:#617874;font-size:13px;font-weight:700}.info-pill strong{display:block;margin-top:4px;font-size:20px}
.list-card{margin-top:14px;padding:14px;border:1px dashed #cfe3de;border-radius:20px;background:#fcfefd}.device-list{list-style:none;padding:0;margin:8px 0 0;display:grid;gap:8px}.device-list li{background:#f5faf9;border-radius:14px;padding:10px 12px;font-weight:800;color:#3d605b}
.amount-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}.amt-btn{height:54px;border-radius:18px;border:1px solid #cfe0dd;background:#fff;font-weight:900;font-size:16px;color:#145954;cursor:pointer}
.pay-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;align-items:center}.pay-meta{display:grid;gap:10px}.pay-row{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px dashed #d9e7e3}.pay-row span{color:#5f7470;font-weight:700}.pay-row strong{font-weight:900}.qr-box{padding:10px;background:#fff;border:1px solid #e1ebea;border-radius:20px}.qr-box img{width:100%;height:auto;border-radius:16px}
.result-card{margin-top:14px}.result-image{border-radius:20px;border:1px solid #dbe8e5;background:#fff}

@media (max-width: 860px){
  .grid2,.row,.row.three,.row.four,.field-grid.two,.soft-grid,.info-grid,.pay-grid,.amount-grid{grid-template-columns:1fr}
  .wrap{padding:10px}.card{border-radius:18px;padding:14px}h1{font-size:22px}
  .app-shell{padding:14px 12px 40px}.brand-title{font-size:24px}.badge-soft{padding:8px 14px}
  .bottom-actions{grid-template-columns:1fr 1fr;bottom:8px}
}
@media (max-width: 560px){
  .btn-xl{font-size:16px;min-height:54px}
  .mode-tab{padding:11px 14px}
  .upload-big{font-size:22px}
  .bottom-actions{grid-template-columns:1fr 1fr}
}
.helper-inline{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;padding:12px 14px;border:1px dashed #d8e9e5;border-radius:18px;background:#fbfefd}.upload-preview-meta{margin-top:12px;font-weight:800}.ok-text{color:#0d8f86!important}.preview-actions{display:flex;gap:8px;flex-wrap:wrap}.preview-pages{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}.page-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:0 6px 18px rgba(13,42,39,.05)}.page-card canvas{width:100%;height:auto;border-radius:12px;background:#f4f7f7}
@media (max-width: 700px){.helper-inline{flex-direction:column;align-items:flex-start}}
.inline-form{display:flex;align-items:center;gap:8px}.small-input{min-width:140px}.tiny-input{width:72px}.stack-md{display:flex;flex-direction:column;gap:12px}.tint-green{background:linear-gradient(180deg,#fafffe 0%,#f4fbf8 100%)}.accessory-toolbar{display:flex;justify-content:space-between;align-items:center;margin:12px 0}.accessory-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px}.accessory-card{display:block;border:1px solid var(--line);border-radius:18px;padding:10px;background:#fff;cursor:pointer;transition:.18s;position:relative}.accessory-card input{position:absolute;opacity:0;pointer-events:none}.accessory-card.selected,.accessory-card:has(input:checked){border-color:#0d8f86;box-shadow:0 0 0 3px rgba(13,143,134,.12)}.accessory-thumb{aspect-ratio:1/1;border-radius:14px;overflow:hidden;background:#f3f7f6;border:1px solid #e1ece9}.accessory-thumb img{width:100%;height:100%;object-fit:cover}.accessory-body{padding-top:8px;display:flex;flex-direction:column;gap:4px}.accessory-body b{font-size:13px;line-height:1.25}.accessory-body span{font-size:12px;color:#64807b}
@media (max-width:700px){.accessory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.small-input{min-width:90px}}