/* ══════════ BillWatch Jamaica — design system (from original demo, extended) ══════════ */
:root {
  --green-dark: #064E3B;
  --green-mid: #065F46;
  --green-main: #059669;
  --green-light: #D1FAE5;
  --green-pale: #ECFDF5;
  --amber: #F59E0B;
  --amber-light: #FEF3C7;
  --red: #DC2626;
  --red-light: #FEE2E2;
  --blue: #1D4ED8;
  --blue-light: #DBEAFE;
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --bg: #F9FAFB;
  --surface: #FFFFFF;
  --border: #E5E7EB;
  --border-strong: #D1D5DB;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4 { font-family: 'Syne', sans-serif; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: 15px; }

/* ── Responsive shell: full screen on phones, centered column on laptops ── */
.app {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  position: relative;
}
@media (min-width: 720px) {
  body { background: linear-gradient(160deg, #0F172A 0%, #064E3B 140%); padding: 32px 0; }
  .app {
    max-width: 460px;
    margin: 0 auto;
    min-height: calc(100dvh - 64px);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(0,0,0,0.5);
  }
}

.screen { display: none; flex-direction: column; flex: 1; overflow: hidden; min-height: 0; }
.screen.active { display: flex; }
.app { height: 100dvh; }
@media (min-width: 720px) { .app { height: calc(100dvh - 64px); } }

.scroll-content { flex: 1; overflow-y: auto; padding: 20px 20px 0; background: var(--bg); min-height: 0; }
.scroll-content::-webkit-scrollbar { display: none; }
.scroll-spacer { height: 24px; }

/* ── Header (home) ── */
.app-header {
  background: linear-gradient(160deg, var(--green-dark) 0%, var(--green-mid) 100%);
  padding: calc(env(safe-area-inset-top, 0px) + 20px) 24px 24px;
  flex-shrink: 0; position: relative; overflow: hidden;
}
.app-header::before { content:''; position:absolute; width:200px; height:200px; background:rgba(255,255,255,0.04); border-radius:50%; top:-60px; right:-40px; }
.app-header::after  { content:''; position:absolute; width:120px; height:120px; background:rgba(255,255,255,0.03); border-radius:50%; bottom:-30px; left:20px; }
.header-top { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:16px; position:relative; z-index:1; }
.header-logo { font-family:'Syne',sans-serif; font-weight:800; font-size:20px; color:white; letter-spacing:-0.5px; }
.header-logo span { color:#6EE7B7; }
.notif-btn { width:38px; height:38px; background:rgba(255,255,255,0.12); border-radius:12px; display:flex; align-items:center; justify-content:center; border:none; }
.notif-btn svg { width:20px; height:20px; stroke:white; fill:none; stroke-width:2; }
.greeting { color:rgba(255,255,255,0.65); font-size:13px; font-weight:300; margin-bottom:2px; position:relative; z-index:1; }
.user-name { font-family:'Syne',sans-serif; font-size:22px; font-weight:700; color:white; position:relative; z-index:1; }

.savings-strip {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px; padding: 14px 16px; margin-top: 18px;
  display: flex; justify-content: space-between; align-items: center;
  position: relative; z-index: 1; backdrop-filter: blur(10px);
}
.savings-left .label { font-size:11px; color:rgba(255,255,255,0.6); text-transform:uppercase; letter-spacing:0.08em; margin-bottom:3px; }
.savings-left .amount { font-family:'Syne',sans-serif; font-size:24px; font-weight:700; color:white; }
.savings-left .sub { font-size:11px; color:rgba(255,255,255,0.55); margin-top:2px; }
.savings-badge { background:#6EE7B7; color:var(--green-dark); font-family:'Syne',sans-serif; font-weight:700; font-size:13px; padding:6px 12px; border-radius:8px; white-space:nowrap; }

/* ── Plain headers (analysis / add / energy) ── */
.plain-header {
  background: var(--surface); border-bottom: 1px solid var(--border);
  padding: calc(env(safe-area-inset-top, 0px) + 16px) 20px 14px;
  display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.plain-header h2 { font-size: 18px; font-weight: 800; }
.plain-header p { font-size: 12px; color: var(--text-secondary); margin-top: 1px; }
.back-btn { background:none; border:none; padding:4px; display:flex; }
.back-btn svg { width:20px; height:20px; stroke:#6B7280; stroke-width:2.2; fill:none; }
.back-btn.light svg { stroke: rgba(255,255,255,0.7); }

/* ── Alerts / insights ── */
.alert {
  background: var(--amber-light); border: 1px solid #FCD34D;
  border-radius: var(--radius-sm); padding: 12px 14px;
  display: flex; gap: 10px; align-items: flex-start; margin-bottom: 14px;
}
.alert.urgent { background: var(--red-light); border-color: #FCA5A5; }
.alert svg { width:18px; height:18px; stroke:var(--amber); fill:none; stroke-width:2; flex-shrink:0; margin-top:1px; }
.alert.urgent svg { stroke: var(--red); }
.alert-title { font-family:'Syne',sans-serif; font-size:13px; font-weight:600; color:#92400E; }
.alert.urgent .alert-title { color:#991B1B; }
.alert-body { font-size:12px; color:#B45309; margin-top:1px; line-height:1.4; }
.alert.urgent .alert-body { color:#B91C1C; }

.insight-card { background:var(--surface); border:1px solid var(--border); border-left:3px solid var(--green-main); border-radius:var(--radius-sm); padding:14px; margin-bottom:12px; box-shadow:var(--shadow); }
.insight-card.warning { border-left-color: var(--amber); }
.insight-card.alert-style { border-left-color: var(--red); }
.insight-title { font-family:'Syne',sans-serif; font-size:13px; font-weight:700; margin-bottom:4px; }
.insight-body { font-size:12.5px; color:var(--text-secondary); line-height:1.5; }

.section-label { font-family:'Syne',sans-serif; font-size:11px; font-weight:700; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.1em; margin-bottom:10px; }

/* ── Bill cards ── */
.bill-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:14px; margin-bottom:10px; box-shadow:var(--shadow); cursor:pointer; }
.bill-row { display:flex; align-items:center; gap:12px; }
.bill-icon { width:40px; height:40px; border-radius:11px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.bill-icon svg { width:20px; height:20px; fill:none; stroke-width:2; }
.icon-jps { background:var(--amber-light); } .icon-jps svg { stroke:#D97706; }
.icon-nwc { background:var(--blue-light); } .icon-nwc svg { stroke:var(--blue); }
.icon-flow { background:var(--green-light); } .icon-flow svg { stroke:var(--green-main); }
.icon-digicel { background:#FEE2E2; } .icon-digicel svg { stroke:var(--red); }
.icon-other { background:#F3F4F6; } .icon-other svg { stroke:var(--text-secondary); }
.bill-info { flex:1; min-width:0; }
.bill-name { font-family:'Syne',sans-serif; font-size:14px; font-weight:700; }
.bill-account { font-size:11.5px; color:var(--text-muted); margin-top:1px; }
.bill-right { text-align:right; }
.bill-amount { font-family:'Syne',sans-serif; font-size:16px; font-weight:700; }
.bill-due { font-size:11px; font-weight:500; margin-top:2px; padding:2px 8px; border-radius:6px; display:inline-block; }
.due-urgent { background:var(--red-light); color:var(--red); }
.due-soon { background:var(--amber-light); color:#B45309; }
.due-ok { background:var(--green-light); color:var(--green-mid); }
.due-paid { background:#F3F4F6; color:var(--text-muted); }
.bill-actions { display:flex; gap:8px; margin-top:10px; }
.chip-btn { flex:1; border:1px solid var(--border); background:var(--bg); border-radius:8px; padding:7px 0; font-size:12px; font-weight:500; color:var(--text-secondary); }
.chip-btn.primary { background:var(--green-pale); border-color:var(--green-light); color:var(--green-mid); font-weight:600; }

/* ── Empty state ── */
.empty-state { text-align:center; padding:36px 24px; background:var(--surface); border:1.5px dashed var(--border-strong); border-radius:var(--radius); margin-bottom:14px; }
.empty-state .emoji { font-size:40px; margin-bottom:10px; }
.empty-state h3 { font-size:16px; font-weight:700; margin-bottom:6px; }
.empty-state p { font-size:13px; color:var(--text-secondary); line-height:1.5; }

.add-bill-btn {
  width:100%; display:flex; align-items:center; justify-content:center; gap:8px;
  background:var(--green-pale); border:1.5px dashed var(--green-main); color:var(--green-mid);
  border-radius:var(--radius-sm); padding:14px; font-family:'Syne',sans-serif; font-weight:700; font-size:14px;
}
.add-bill-btn svg { width:18px; height:18px; stroke:var(--green-mid); stroke-width:2.5; fill:none; }

/* ── Quick actions grid ── */
.actions-grid { display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-bottom:16px; }
.action-btn { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:14px; cursor:pointer; box-shadow:var(--shadow); }
.action-icon { width:36px; height:36px; border-radius:10px; display:flex; align-items:center; justify-content:center; margin-bottom:10px; }
.action-icon svg { width:18px; height:18px; fill:none; stroke-width:2; }
.ai-icon { background:var(--green-light); } .ai-icon svg { stroke:var(--green-mid); }
.scan-icon { background:var(--blue-light); } .scan-icon svg { stroke:var(--blue); }
.solar-icon { background:#FEF3C7; } .solar-icon svg { stroke:#D97706; }
.meter-icon { background:#FEE2E2; } .meter-icon svg { stroke:var(--red); }
.action-label { font-family:'Syne',sans-serif; font-size:13px; font-weight:700; }
.action-sub { font-size:11px; color:var(--text-muted); margin-top:2px; }

/* ── Bottom nav ── */
.bottom-nav {
  display:flex; background:var(--surface); border-top:1px solid var(--border);
  padding: 8px 8px calc(env(safe-area-inset-bottom, 0px) + 8px); flex-shrink:0;
}
.nav-item { flex:1; display:flex; flex-direction:column; align-items:center; gap:3px; padding:6px 0; cursor:pointer; border-radius:10px; }
.nav-item svg { width:20px; height:20px; fill:none; stroke:var(--text-muted); stroke-width:2; }
.nav-item span { font-size:10px; font-weight:500; color:var(--text-muted); }
.nav-item.active svg { stroke:var(--green-main); }
.nav-item.active span { color:var(--green-main); font-weight:700; }

/* ── Forms ── */
.form-group { margin-bottom:14px; flex:1; }
.form-group label { display:block; font-size:12px; font-weight:600; color:var(--text-secondary); margin-bottom:6px; }
.form-group label em { color:var(--text-muted); font-style:normal; font-weight:400; }
.form-group input, .form-group select {
  width:100%; border:1px solid var(--border-strong); border-radius:var(--radius-sm);
  padding:11px 12px; background:var(--surface); color:var(--text-primary);
}
.form-group input:focus, .form-group select:focus, .chat-input:focus { outline:2px solid var(--green-main); outline-offset:1px; border-color:var(--green-main); }
.form-row { display:flex; gap:10px; }
.form-row.three { gap:8px; }
.form-row.three .form-group:first-child { flex:1.6; }

.btn-primary {
  width:100%; background:var(--green-main); color:white; border:none;
  border-radius:var(--radius-sm); padding:14px; font-family:'Syne',sans-serif;
  font-weight:700; font-size:15px; box-shadow:var(--shadow-md);
}
.btn-primary:active { background:var(--green-mid); }
.btn-secondary {
  width:100%; background:var(--surface); color:var(--green-mid); border:1.5px solid var(--green-main);
  border-radius:var(--radius-sm); padding:11px; font-family:'Syne',sans-serif; font-weight:700; font-size:13px;
}

.photo-drop {
  display:flex; flex-direction:column; align-items:center; text-align:center; gap:6px;
  background:var(--green-pale); border:1.5px dashed var(--green-main);
  border-radius:var(--radius); padding:26px 18px; cursor:pointer; margin-bottom:6px;
}
.photo-drop svg { width:32px; height:32px; stroke:var(--green-mid); fill:none; stroke-width:1.8; }
.photo-drop-title { font-family:'Syne',sans-serif; font-weight:700; font-size:15px; color:var(--green-dark); }
.photo-drop-sub { font-size:12px; color:var(--green-mid); }
.photo-drop.busy { opacity:0.6; pointer-events:none; }

.divider-label { display:flex; align-items:center; gap:12px; margin:18px 0 14px; color:var(--text-muted); font-size:11px; text-transform:uppercase; letter-spacing:0.08em; font-weight:600; }
.divider-label::before, .divider-label::after { content:''; flex:1; height:1px; background:var(--border); }

.extract-note { border-radius:var(--radius-sm); padding:11px 13px; font-size:12.5px; line-height:1.45; margin:10px 0 4px; }
.extract-note.info { background:var(--blue-light); color:#1E40AF; }
.extract-note.ok { background:var(--green-light); color:var(--green-dark); }
.extract-note.warn { background:var(--amber-light); color:#92400E; }
.extract-note.err { background:var(--red-light); color:#991B1B; }

/* ── Stats & chart (analysis) ── */
.stat-grid { display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-bottom:14px; }
.stat-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:13px; box-shadow:var(--shadow); }
.stat-label { font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.05em; margin-bottom:4px; }
.stat-value { font-family:'Syne',sans-serif; font-size:19px; font-weight:800; }
.stat-sub { font-size:11px; margin-top:3px; color:var(--text-muted); }
.stat-up { color:var(--red); } .stat-down { color:var(--green-main); }

.chart-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:16px; margin-bottom:12px; box-shadow:var(--shadow); }
.chart-title { font-family:'Syne',sans-serif; font-size:13px; font-weight:700; margin-bottom:14px; }
.bar-chart { display:flex; align-items:flex-end; gap:8px; height:120px; }
.bar-group { flex:1; display:flex; flex-direction:column; align-items:center; gap:6px; height:100%; justify-content:flex-end; }
.bar-wrap { width:100%; max-width:34px; display:flex; flex-direction:column-reverse; gap:2px; height:100%; justify-content:flex-start; }
.bar { width:100%; border-radius:4px 4px 0 0; min-height:3px; }
.bar-label { font-size:10px; color:var(--text-muted); font-weight:500; }
.bar-value { font-size:9px; color:var(--text-secondary); font-weight:600; }
.bar-legend { display:flex; gap:14px; margin-top:12px; }
.legend-item { display:flex; align-items:center; gap:5px; font-size:11px; color:var(--text-secondary); }
.legend-dot { width:8px; height:8px; border-radius:3px; }

/* ── Chat ── */
.chat-header { background:var(--surface); border-bottom:1px solid var(--border); padding:calc(env(safe-area-inset-top,0px) + 14px) 16px 12px; display:flex; align-items:center; gap:10px; flex-shrink:0; }
.chat-avatar { width:38px; height:38px; background:var(--green-light); border-radius:12px; display:flex; align-items:center; justify-content:center; }
.chat-avatar svg { width:22px; height:22px; fill:var(--green-mid); }
.chat-info .name { font-family:'Syne',sans-serif; font-size:15px; font-weight:700; }
.chat-info .status { font-size:11px; color:var(--green-main); }
.chat-messages { flex:1; overflow-y:auto; padding:16px; background:var(--bg); min-height:0; }
.chat-messages::-webkit-scrollbar { display:none; }
.msg { margin-bottom:12px; display:flex; flex-direction:column; }
.msg.user { align-items:flex-end; }
.msg.ai { align-items:flex-start; }
.msg-bubble { max-width:82%; padding:11px 14px; border-radius:16px; font-size:14px; line-height:1.5; white-space:pre-wrap; word-wrap:break-word; }
.msg.user .msg-bubble { background:var(--green-main); color:white; border-bottom-right-radius:5px; }
.msg.ai .msg-bubble { background:var(--surface); border:1px solid var(--border); border-bottom-left-radius:5px; }
.msg-time { font-size:10px; color:var(--text-muted); margin-top:3px; padding:0 4px; }
.typing-indicator { display:flex; gap:4px; padding:2px 0; }
.typing-indicator span { width:7px; height:7px; background:var(--text-muted); border-radius:50%; animation:bounce 1.2s infinite; }
.typing-indicator span:nth-child(2){ animation-delay:0.15s; }
.typing-indicator span:nth-child(3){ animation-delay:0.3s; }
@keyframes bounce { 0%,60%,100%{ transform:translateY(0); opacity:0.4;} 30%{ transform:translateY(-5px); opacity:1;} }
@media (prefers-reduced-motion: reduce) { .typing-indicator span { animation: none; opacity: 0.6; } }
.chat-suggestions { display:flex; gap:8px; padding:0 16px 10px; overflow-x:auto; background:var(--bg); flex-shrink:0; }
.chat-suggestions::-webkit-scrollbar { display:none; }
.suggestion-chip { flex-shrink:0; background:var(--surface); border:1px solid var(--border-strong); border-radius:20px; padding:7px 13px; font-size:12px; color:var(--text-secondary); cursor:pointer; font-weight:500; }
.chat-input-area { display:flex; gap:8px; padding:10px 16px; background:var(--surface); border-top:1px solid var(--border); align-items:flex-end; flex-shrink:0; }
.chat-input { flex:1; border:1px solid var(--border-strong); border-radius:20px; padding:10px 14px; resize:none; max-height:80px; background:var(--bg); }
.send-btn { width:40px; height:40px; background:var(--green-main); border:none; border-radius:12px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.send-btn svg { width:18px; height:18px; stroke:white; fill:none; stroke-width:2; }
.send-btn:disabled { opacity:0.5; }

/* ── Solar ── */
.solar-header { background:linear-gradient(140deg,#1C1917 0%,#292524 100%); padding:calc(env(safe-area-inset-top,0px) + 18px) 20px 22px; flex-shrink:0; position:relative; overflow:hidden; }
.solar-header::before { content:'☀️'; font-size:80px; position:absolute; right:-10px; top:-10px; opacity:0.15; }
.solar-header-row { display:flex; align-items:center; gap:10px; margin-bottom:10px; }
.solar-header h2 { font-size:20px; font-weight:800; color:white; }
.solar-header p { font-size:13px; color:rgba(255,255,255,0.55); line-height:1.4; }
.solar-calc { background:var(--surface); border-radius:var(--radius-sm); border:1px solid var(--border); padding:16px; margin-bottom:14px; box-shadow:var(--shadow); }
.solar-calc h3 { font-size:14px; font-weight:700; margin-bottom:14px; }
.slider-row { margin-bottom:16px; }
.slider-row:last-child { margin-bottom:4px; }
.slider-row label { display:flex; justify-content:space-between; font-size:13px; font-weight:500; color:var(--text-secondary); margin-bottom:8px; }
.slider-row label span { font-family:'Syne',sans-serif; font-weight:700; color:var(--text-primary); }
.slider-row input[type=range] { width:100%; accent-color:var(--green-main); }
.solar-result { background:linear-gradient(135deg,var(--green-dark),var(--green-mid)); border-radius:var(--radius-sm); padding:16px; margin-bottom:14px; }
.solar-result-caption { font-size:11px; color:rgba(255,255,255,0.6); text-transform:uppercase; letter-spacing:0.08em; margin-bottom:12px; }
.solar-result-grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.solar-result-item .label { font-size:11px; color:rgba(255,255,255,0.6); text-transform:uppercase; letter-spacing:0.06em; margin-bottom:3px; }
.solar-result-item .value { font-family:'Syne',sans-serif; font-size:18px; font-weight:700; color:white; }
.solar-result-item .sub { font-size:11px; color:rgba(255,255,255,0.55); margin-top:1px; }

/* ── Energy profiler ── */
.total-card { background:linear-gradient(135deg,var(--green-dark),var(--green-mid)); border-radius:var(--radius-sm); padding:16px; margin-bottom:16px; color:white; }
.total-card .label { font-size:11px; color:rgba(255,255,255,0.6); text-transform:uppercase; letter-spacing:0.08em; margin-bottom:4px; }
.total-card .amount { font-family:'Syne',sans-serif; font-size:26px; font-weight:800; }
.total-card .match { font-size:12px; color:#6EE7B7; margin-top:4px; }
.appliance-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:13px; margin-bottom:10px; box-shadow:var(--shadow); }
.appliance-row { display:flex; align-items:center; gap:11px; }
.appliance-icon { width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center; font-size:18px; flex-shrink:0; background:var(--green-pale); }
.appliance-info { flex:1; min-width:0; }
.appliance-name { font-family:'Syne',sans-serif; font-size:13px; font-weight:700; }
.appliance-watt { font-size:11px; color:var(--text-muted); margin-top:1px; }
.appliance-cost { text-align:right; }
.appliance-cost .cost { font-family:'Syne',sans-serif; font-size:15px; font-weight:700; }
.appliance-cost .per { font-size:10px; color:var(--text-muted); }
.appliance-del { background:none; border:none; color:var(--text-muted); font-size:16px; padding:2px 6px; }
.cost-bar { height:5px; background:var(--bg); border-radius:3px; margin-top:9px; overflow:hidden; }
.cost-fill { height:100%; border-radius:3px; background:var(--green-main); }
.cost-fill.mid { background:var(--amber); }
.cost-fill.high { background:var(--red); }
.appliance-form { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:14px; margin-top:4px; box-shadow:var(--shadow); }

/* ── Onboarding ── */
.onboard-wrap { flex:1; display:flex; flex-direction:column; justify-content:center; padding:32px 28px; background:linear-gradient(170deg,var(--green-dark) 0%,var(--green-mid) 70%, #047857 100%); }
.onboard-logo { font-family:'Syne',sans-serif; font-weight:800; font-size:26px; color:white; margin-bottom:22px; }
.onboard-logo span { color:#6EE7B7; }
.onboard-title { font-size:30px; font-weight:800; color:white; line-height:1.15; margin-bottom:10px; }
.onboard-sub { font-size:14px; color:rgba(255,255,255,0.75); line-height:1.55; margin-bottom:28px; }
.onboard-wrap .form-group label { color:rgba(255,255,255,0.85); }
.onboard-wrap .form-group input, .onboard-wrap .form-group select { border:none; }
.onboard-note { font-size:11.5px; color:rgba(255,255,255,0.55); text-align:center; margin-top:14px; }

/* ── Progress bar on bill cards ── */
.progress-bar { height:4px; background:var(--bg); border-radius:2px; margin-top:11px; overflow:hidden; }
.progress-fill { height:100%; border-radius:2px; }
.fill-urgent { background:var(--red); width:88%; }
.fill-soon { background:var(--amber); width:55%; }
.fill-ok { background:var(--green-main); width:25%; }

/* ── Toast ── */
.toast {
  position:fixed; left:50%; bottom:90px; transform:translateX(-50%) translateY(20px);
  background:#111827; color:white; font-size:13px; padding:11px 18px; border-radius:12px;
  opacity:0; pointer-events:none; transition:all 0.25s ease; z-index:99; max-width:86vw; text-align:center;
  box-shadow:var(--shadow-md);
}
.toast.show { opacity:1; transform:translateX(-50%) translateY(0); }

/* ── Bill history & owner tags ── */
.owner-tag {
  display:inline-block; background:var(--blue-light); color:var(--blue);
  font-family:'DM Sans',sans-serif; font-size:10px; font-weight:600;
  padding:2px 7px; border-radius:6px; vertical-align:middle; margin-left:4px;
}
.history-card { opacity:0.92; }
.history-card .bill-icon { width:34px; height:34px; }
.history-card .bill-icon svg { width:17px; height:17px; }
.due-paid-hist { background:var(--green-light); color:var(--green-mid); font-size:11px; font-weight:600; margin-top:2px; padding:2px 8px; border-radius:6px; display:inline-block; }
.due-unpaid-hist { background:#F3F4F6; color:var(--text-secondary); font-size:11px; font-weight:500; margin-top:2px; padding:2px 8px; border-radius:6px; display:inline-block; }