:root{
  --ink:#14151A;
  --ink-soft:#44474A;
  --surface:#FFFFFF;
  --surface-dim:#F5F5F3;
  --surface-alt:#EDEEEA;
  --outline:#E1E2DE;
  --muted:#8A8D91;
  --primary:#2F6B4F;
  --primary-container:#DCEEE3;
  --accent:#C6512E;
  --status-lunas:#2F6B4F;
  --status-partial:#B8860B;
  --status-unpaid:#C6512E;
  --status-overpaid:#3C6E9C;
  --danger:#B3261E;
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:16px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:var(--surface-dim);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  overscroll-behavior:none;
}
#app{
  max-width:520px;
  margin:0 auto;
  min-height:100vh;
  background:var(--surface);
  display:flex;
  flex-direction:column;
  position:relative;
  box-shadow:0 0 40px rgba(0,0,0,0.06);
}

/* Topbar */
#topbar{
  background:var(--ink);
  color:#fff;
  display:flex;
  align-items:center;
  gap:6px;
  padding:calc(env(safe-area-inset-top,0px) + 14px) 10px 14px 14px;
  position:sticky;
  top:0;
  z-index:20;
}
#topbar h1{
  font-size:19px;
  font-weight:700;
  margin:0;
  flex:1;
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.icon-btn{
  background:none;border:none;color:#fff;padding:8px;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;border-radius:8px;flex-shrink:0;
}
.icon-btn svg{width:22px;height:22px;}
.icon-btn:active{background:rgba(255,255,255,0.12);}
.hidden{display:none !important;}
#topbarActions{display:flex;gap:2px;align-items:center;}

/* Page root */
#pageRoot{flex:1;overflow-y:auto;padding-bottom:90px;-webkit-overflow-scrolling:touch;}
.page-enter{animation:fadeIn .12s ease;}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}

.subhead{padding:14px 16px 6px;font-style:italic;color:var(--muted);font-size:13px;}
.section-title{padding:16px 16px 8px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);}

/* Summary card */
.summary-card{
  margin:16px;padding:16px;border-radius:16px;background:var(--ink);color:#fff;
  display:flex;align-items:center;
}
.summary-block{flex:1;}
.summary-label{font-size:12px;color:rgba(255,255,255,.6);}
.summary-value{font-size:22px;font-weight:800;margin-top:4px;}
.summary-divider{width:1px;height:36px;background:rgba(255,255,255,.24);margin:0 16px;}

/* Search + chips */
.search-row{padding:0 16px 8px;}
.search-input{
  width:100%;border:none;background:var(--surface-dim);border-radius:12px;
  padding:12px 14px;font-size:14px;color:var(--ink);
}
.search-input:focus{outline:2px solid var(--ink);outline-offset:-1px;}
.chip-scroll{display:flex;gap:8px;padding:0 16px 12px;overflow-x:auto;-webkit-overflow-scrolling:touch;}
.chip-scroll::-webkit-scrollbar{display:none;}
.chip{
  flex-shrink:0;border:1px solid var(--outline);border-radius:20px;padding:7px 14px;
  font-size:12.5px;background:var(--surface-dim);color:var(--ink-soft);cursor:pointer;white-space:nowrap;
}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink);}

/* List rows */
.list{display:flex;flex-direction:column;}
.row{
  display:flex;align-items:center;gap:12px;padding:12px 16px;
  border-bottom:1px solid var(--outline);cursor:pointer;background:none;border-left:none;border-right:none;border-top:none;
  width:100%;text-align:left;font-family:inherit;
}
.row:active{background:var(--surface-dim);}
.avatar{
  width:42px;height:42px;border-radius:50%;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex-shrink:0;
}
.row-body{flex:1;min-width:0;}
.row-title{font-size:15.5px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.row-meta{font-size:12.5px;color:var(--muted);margin-top:2px;}
.row-trailing{text-align:right;flex-shrink:0;}
.row-money{font-size:15px;font-weight:700;color:var(--ink);}
.row-status{font-size:10.5px;font-weight:700;margin-top:2px;letter-spacing:.02em;}

/* FAB */
.fab{
  position:fixed;right:calc((100vw - 520px)/2 + 18px);bottom:96px;
  width:56px;height:56px;border-radius:50%;background:var(--ink);color:#fff;border:none;
  font-size:28px;line-height:1;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px rgba(0,0,0,.28);cursor:pointer;z-index:15;
}
@media (max-width:556px){ .fab{right:18px;} }
.fab:active{transform:scale(.94);}

/* Bottom nav */
#bottomnav{
  position:sticky;bottom:0;display:flex;background:var(--surface);
  border-top:1px solid var(--outline);padding-bottom:env(safe-area-inset-bottom,0px);z-index:20;
}
.nav-btn{flex:1;background:none;border:none;display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 0 8px;color:var(--muted);cursor:pointer;}
.nav-btn svg{width:21px;height:21px;}
.nav-btn span{font-size:10.5px;font-weight:500;}
.nav-btn.active{color:var(--ink);}

/* Drawer */
.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:40;}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:260px;background:#fff;z-index:41;
  padding:calc(env(safe-area-inset-top,0px) + 20px) 0 20px;
  transform:translateX(-100%);transition:transform .18s ease;
  box-shadow:2px 0 20px rgba(0,0,0,.15);
}
.drawer.open{transform:translateX(0);}
.drawer-title{padding:0 20px 16px;font-size:20px;font-weight:800;}
.drawer-item{
  display:block;width:100%;text-align:left;background:none;border:none;
  padding:13px 20px;font-size:15px;color:var(--ink);cursor:pointer;font-family:inherit;
}
.drawer-item:active{background:var(--surface-dim);}
.drawer-sep{height:1px;background:var(--outline);margin:8px 0;}

/* Forms */
.field{padding:12px 16px;border-bottom:1px solid var(--outline);}
.field label{display:block;font-size:11.5px;color:var(--muted);margin-bottom:4px;text-transform:uppercase;letter-spacing:.03em;}
.field input,.field textarea,.field select{
  width:100%;border:none;font-size:16px;padding:2px 0;font-family:inherit;color:var(--ink);background:transparent;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;}
.field textarea{resize:vertical;min-height:44px;}
.field-radio{padding:10px 16px;display:flex;align-items:flex-start;gap:10px;cursor:pointer;}
.field-radio input{width:auto;flex-shrink:0;margin-top:3px;}
.field-radio .radio-title{font-size:14.5px;font-weight:600;}
.field-radio .radio-sub{font-size:12.5px;color:var(--muted);margin-top:1px;}

.btn{
  display:block;width:calc(100% - 32px);margin:16px 16px 0;background:var(--ink);color:#fff;
  border:none;border-radius:10px;padding:14px;font-size:15px;font-weight:600;cursor:pointer;text-align:center;
}
.btn:active{opacity:.85;}
.btn:disabled{opacity:.4;}
.btn.secondary{background:var(--surface);color:var(--ink);border:1.4px solid var(--ink);}
.btn.danger{background:var(--surface);color:var(--danger);border:1.4px solid var(--danger);}
.btn.ghost{background:none;color:var(--ink-soft);border:1px dashed var(--outline);}
.btn.small{width:auto;display:inline-block;padding:9px 16px;font-size:13.5px;margin:0;}

/* Item lines (create sale) */
.item-line{display:flex;justify-content:space-between;align-items:flex-start;padding:12px 16px;border-bottom:1px solid var(--outline);gap:10px;}
.item-line .il-name{font-size:15px;font-weight:600;}
.item-line .il-detail{font-size:12.5px;color:var(--muted);margin-top:4px;}
.item-line .il-total{font-size:15px;font-weight:700;white-space:nowrap;}
.il-remove{color:var(--accent);font-size:12px;background:none;border:none;padding:4px;margin-top:4px;}
.total-box{padding:16px;background:var(--surface-dim);margin:16px;border-radius:14px;}
.total-row{display:flex;justify-content:space-between;font-size:14.5px;padding:3px 0;}
.total-row.grand{font-size:20px;font-weight:800;border-top:1px solid var(--outline);margin-top:6px;padding-top:10px;}

/* Receipt */
.receipt{background:#fff;padding:22px 20px 30px;}
.receipt-shop{text-align:center;font-size:18px;font-weight:800;}
.receipt-addr{text-align:center;font-size:12.5px;color:var(--ink-soft);margin-top:3px;line-height:1.4;}
.receipt-meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);padding:12px 0;border-top:1px dashed var(--outline);border-bottom:1px dashed var(--outline);margin-top:14px;}
.receipt-customer{font-size:15.5px;font-weight:700;padding:12px 0 4px;}
.receipt-item{padding:8px 0;border-bottom:1px solid var(--outline);}
.ri-top{display:flex;justify-content:space-between;font-size:14.5px;font-weight:600;}
.ri-bottom{display:flex;justify-content:space-between;font-size:13px;color:var(--ink-soft);margin-top:2px;}
.receipt-totals{margin-top:6px;}
.receipt-totals .tr{display:flex;justify-content:space-between;font-size:14px;padding:3px 0;}
.receipt-totals .tr.grand{font-size:21px;font-weight:800;padding:7px 0;}
.receipt-footer{text-align:center;font-size:12px;color:var(--muted);margin-top:18px;line-height:1.6;white-space:pre-line;}

/* Sheets (bottom sheet modal) */
.sheet-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:60;display:flex;align-items:flex-end;justify-content:center;}
.sheet{
  width:100%;max-width:520px;background:#fff;border-radius:20px 20px 0 0;
  max-height:85vh;overflow-y:auto;padding-bottom:env(safe-area-inset-bottom,0px);
  animation:slideUp .16s ease;
}
@keyframes slideUp{from{transform:translateY(24px);opacity:0;}to{transform:translateY(0);opacity:1;}}
.sheet-handle{width:40px;height:4px;background:var(--outline);border-radius:4px;margin:12px auto;}
.sheet-title{padding:0 20px 4px;font-size:18px;font-weight:800;}
.sheet-body{padding:4px 0 20px;}

/* Dialog */
.dialog-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:70;display:flex;align-items:center;justify-content:center;padding:24px;}
.dialog{background:#fff;border-radius:16px;max-width:380px;width:100%;padding:22px;}
.dialog-title{font-size:17px;font-weight:800;margin-bottom:8px;}
.dialog-message{font-size:14px;color:var(--ink-soft);line-height:1.5;margin-bottom:18px;white-space:pre-line;}
.dialog-actions{display:flex;gap:10px;justify-content:flex-end;}
.dialog-actions button{border:none;background:none;font-size:14px;font-weight:700;padding:9px 14px;border-radius:8px;cursor:pointer;}
.dialog-actions .cancel{color:var(--ink-soft);}
.dialog-actions .confirm{color:#fff;background:var(--ink);}
.dialog-actions .confirm.dangerous{background:var(--danger);}

/* Toast */
#toast{
  position:fixed;left:50%;bottom:110px;transform:translate(-50%,20px);
  background:var(--ink);color:#fff;padding:11px 18px;border-radius:10px;font-size:13.5px;
  opacity:0;pointer-events:none;transition:all .22s ease;z-index:100;max-width:88%;text-align:center;
}
#toast.show{opacity:1;transform:translate(-50%,0);}

/* Loading overlay */
#loadingOverlay{position:fixed;inset:0;background:rgba(255,255,255,.7);display:flex;align-items:center;justify-content:center;z-index:200;}
.spinner{width:32px;height:32px;border-radius:50%;border:3px solid var(--outline);border-top-color:var(--ink);animation:spin .8s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}

/* Empty state */
.empty-state{padding:56px 30px;text-align:center;color:var(--muted);}
.empty-state svg{width:44px;height:44px;margin-bottom:12px;opacity:.4;}
.empty-state p{font-size:13.5px;line-height:1.5;margin:0 0 14px;}

/* Info card */
.info-card{margin:0 16px 16px;padding:14px;border-radius:12px;background:var(--primary-container);}
.info-card .info-title{font-size:14px;font-weight:700;margin-bottom:4px;}
.info-card .info-text{font-size:12.5px;color:var(--ink-soft);line-height:1.5;}

.settings-tile{display:flex;align-items:center;gap:14px;padding:13px 16px;border-bottom:1px solid var(--outline);cursor:pointer;background:none;border-left:none;border-right:none;border-top:none;width:100%;text-align:left;font-family:inherit;}
.settings-tile .icon-box{width:38px;height:38px;border-radius:10px;background:var(--surface-dim);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.settings-tile .icon-box svg{width:19px;height:19px;}
.settings-tile .settings-body{flex:1;min-width:0;}
.settings-tile .settings-title{font-size:14.5px;font-weight:600;}
.settings-tile .settings-sub{font-size:12px;color:var(--muted);margin-top:1px;}

::selection{background:var(--ink);color:#fff;}

@media print{
  body *{visibility:hidden;}
  #receiptCapture,#receiptCapture *{visibility:visible;}
  #receiptCapture{position:absolute;left:0;top:0;width:100%;}
}