:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --text-primary: #1a1a1a;
  --text-secondary: #666666;
  --text-tertiary: #999999;
  --border-tertiary: #e0e0e0;
  --purple: #533AB7;
  --purple-bg: #EEEDFE;
  --red: #A32D2D;
  --red-accent: #E24B4A;
  --red-bg: #FCEBEB;
  --amber: #854F0B;
  --amber-accent: #EF9F27;
  --amber-bg: #FAEEDA;
  --blue: #185FA5;
  --blue-accent: #378ADD;
  --blue-bg: #E6F1FB;
  --green: #3B6D11;
  --green-accent: #639922;
  --green-bg: #EAF3DE;
  --radius-md: 8px;
  --radius-lg: 12px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  background: #f0f0f0;
  display: flex;
  justify-content: center;
  padding: 20px;
  min-height: 100vh;
}

.phone {
  width: 420px;
  min-height: 800px;
  background: var(--bg-primary);
  border-radius: 40px;
  padding: 20px 16px 30px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
}

#screen { flex: 1; display: flex; flex-direction: column; }

/* ---------- Topbar ---------- */
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.2rem; }
.topbar-left { display: flex; align-items: center; gap: 10px; }
.logo-icon { width: 36px; height: 36px; border-radius: var(--radius-md); background: var(--purple-bg); display: flex; align-items: center; justify-content: center; }
.logo-icon i { font-size: 20px; color: var(--purple); }
.shop-name { font-size: 15px; font-weight: 500; color: var(--text-primary); }
.shop-date { font-size: 11px; color: var(--text-secondary); }
.back-btn { background: none; border: none; font-size: 22px; color: var(--text-primary); cursor: pointer; padding: 4px; }
.screen-title { font-size: 17px; font-weight: 600; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: none; border-radius: var(--radius-md); padding: 10px 14px; font-size: 13px; font-weight: 500; cursor: pointer; font-family: var(--font-sans); }
.btn-primary { background: var(--purple); color: var(--purple-bg); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary { background: var(--bg-secondary); color: var(--text-primary); border: 0.5px solid var(--border-tertiary); }
.btn-green { background: var(--green-accent); color: #fff; }
.btn-sm { padding: 6px 10px; font-size: 12px; }
.btn-block { width: 100%; }
.btn-danger { background: var(--red-bg); color: var(--red); }

/* ---------- Forms ---------- */
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12px; font-weight: 500; color: var(--text-secondary); margin-bottom: 5px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 10px 12px; font-size: 14px; font-family: var(--font-sans);
  border: 0.5px solid var(--border-tertiary); border-radius: var(--radius-md); background: var(--bg-primary);
  color: var(--text-primary);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--purple); border-color: transparent; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.field-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.checkbox-row { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.checkbox-row input { width: 16px; height: 16px; accent-color: var(--purple); }
.checkbox-row label { font-size: 13px; }

/* ---------- Cards ---------- */
.card { background: var(--bg-primary); border: 0.5px solid var(--border-tertiary); border-radius: var(--radius-lg); padding: 12px 14px; margin-bottom: 8px; }
.order-card { display: flex; align-items: center; gap: 12px; cursor: pointer; }
.order-card.overdue { border-left: 3px solid var(--red-accent); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }
.order-card.today { border-left: 3px solid var(--amber-accent); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }
.order-card.soon { border-left: 3px solid var(--blue-accent); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }
.order-card.ready { border-left: 3px solid var(--green-accent); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }

.av { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 500; flex-shrink: 0; }
.av-red { background: var(--red-bg); color: var(--red); }
.av-amber { background: var(--amber-bg); color: var(--amber); }
.av-blue { background: var(--blue-bg); color: var(--blue); }
.av-green { background: var(--green-bg); color: var(--green); }
.av-purple { background: var(--purple-bg); color: var(--purple); }

.order-info { flex: 1; min-width: 0; }
.order-name { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.order-meta { font-size: 11px; color: var(--text-secondary); margin-top: 2px; }
.order-right { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }

.badge { font-size: 11px; font-weight: 500; padding: 3px 8px; border-radius: 20px; white-space: nowrap; }
.badge-red { background: var(--red-bg); color: var(--red); }
.badge-amber { background: var(--amber-bg); color: var(--amber); }
.badge-blue { background: var(--blue-bg); color: var(--blue); }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-purple { background: var(--purple-bg); color: var(--purple); }
.badge-grey { background: var(--bg-secondary); color: var(--text-secondary); }

/* ---------- Metrics ---------- */
.metrics { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-bottom: 1.2rem; }
.metrics-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 1.2rem; }
.metric { background: var(--bg-secondary); border-radius: var(--radius-md); padding: 12px 10px; }
.metric-label { font-size: 11px; color: var(--text-secondary); margin-bottom: 4px; }
.metric-val { font-size: 20px; font-weight: 500; }
.metric-val.red { color: var(--red); }
.metric-val.amber { color: var(--amber); }
.metric-val.green { color: var(--green); }
.metric-val.blue { color: var(--blue); }
.metric-val.purple { color: var(--purple); }

/* ---------- Sections ---------- */
.section-header { display: flex; align-items: center; justify-content: space-between; margin: 1.2rem 0 8px; }
.section-title { font-size: 11px; font-weight: 500; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.05em; }
.empty-note { font-size: 12px; color: var(--text-tertiary); padding: 8px 0; }

/* ---------- Tabs / chips ---------- */
.tabs { display: flex; gap: 6px; overflow-x: auto; margin-bottom: 12px; padding-bottom: 2px; }
.tab { flex-shrink: 0; padding: 7px 14px; border-radius: 20px; font-size: 12px; font-weight: 500; background: var(--bg-secondary); color: var(--text-secondary); border: none; cursor: pointer; font-family: var(--font-sans); }
.tab.active { background: var(--purple); color: #fff; }

/* ---------- Bottom nav ---------- */
.bottom-nav { display: flex; justify-content: space-around; border-top: 0.5px solid var(--border-tertiary); margin-top: 1.2rem; padding-top: 12px; }
.nav-item { display: flex; flex-direction: column; align-items: center; gap: 3px; font-size: 11px; color: var(--text-secondary); cursor: pointer; background: none; border: none; font-family: var(--font-sans); }
.nav-item.active { color: var(--purple); }
.nav-item i { font-size: 22px; }

/* ---------- Steps ---------- */
.steps { display: flex; gap: 6px; margin-bottom: 1.2rem; }
.step-dot { flex: 1; height: 4px; border-radius: 2px; background: var(--border-tertiary); }
.step-dot.active { background: var(--purple); }

/* ---------- Login ---------- */
.login-wrap { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 0 12px; }
.login-logo { width: 64px; height: 64px; border-radius: 16px; background: var(--purple-bg); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.login-logo i { font-size: 34px; color: var(--purple); }
.login-title { text-align: center; font-size: 20px; font-weight: 600; margin-bottom: 4px; }
.login-sub { text-align: center; font-size: 13px; color: var(--text-secondary); margin-bottom: 24px; }

/* ---------- Toast ---------- */
#toast {
  position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%);
  background: var(--text-primary); color: #fff; font-size: 13px; padding: 10px 18px;
  border-radius: 20px; opacity: 0; pointer-events: none; transition: opacity 0.25s; z-index: 100;
  max-width: 90vw; text-align: center;
}
#toast.show { opacity: 1; }
#toast.error { background: var(--red); }
#toast.success { background: var(--green); }

/* ---------- Item cards in create flow ---------- */
.item-chip { display: flex; align-items: center; justify-content: space-between; }
.expand-body { margin-top: 10px; border-top: 0.5px solid var(--border-tertiary); padding-top: 10px; }
.detail-row { display: flex; justify-content: space-between; font-size: 12px; padding: 3px 0; }
.detail-row .k { color: var(--text-secondary); }
.detail-row .v { font-weight: 500; text-align: right; }

.progress-track { height: 6px; border-radius: 3px; background: var(--bg-secondary); overflow: hidden; margin: 8px 0 4px; }
.progress-fill { height: 100%; background: var(--green-accent); border-radius: 3px; transition: width 0.3s; }

.measure-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.measure-grid .field { margin-bottom: 4px; }
.measure-grid .field label { font-size: 10px; }
.measure-grid .field input { padding: 7px 8px; font-size: 13px; }

.status-btns { display: flex; gap: 6px; margin-top: 8px; }
.hint { font-size: 11px; color: var(--text-tertiary); margin-top: 4px; }
.mt { margin-top: 12px; }
.mb { margin-bottom: 12px; }