:root {
  --canvas: #fafafa;
  --card: #ffffff;
  --ink: #111111;
  --muted: #6b7280;
  --success: #16a34a;
  --warning: #f59e0b;
  --danger: #dc2626;
  --rose-50: #fff1f2;
  --rose-100: #ffe4e6;
  --rose-300: #fda4af;
  --rose-400: #fb7185;
  --rose-500: #f43f5e;
  --shadow: 0 1px 2px rgba(17, 17, 17, 0.04), 0 12px 30px rgba(17, 17, 17, 0.035);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

a { color: inherit; text-decoration: none; }

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 280px;
  padding: 28px 24px;
  background: var(--card);
  border-right: 1px solid rgba(17, 17, 17, 0.06);
}

.brand { display: flex; gap: 12px; align-items: center; margin-bottom: 40px; }
.brand-mark { width: 40px; height: 40px; border-radius: 16px; display: grid; place-items: center; background: var(--ink); color: white; font-weight: 900; }
.brand-title { font-weight: 900; font-size: 18px; }
.brand-sub { color: var(--muted); font-size: 12px; font-weight: 700; }

.nav { display: grid; gap: 4px; }
.nav a { min-height: 44px; display: flex; align-items: center; gap: 10px; padding: 0 12px; border-radius: 12px; color: var(--muted); font-size: 14px; font-weight: 800; }
.nav a.active, .nav a:hover { background: var(--ink); color: white; }

.main { margin-left: 280px; min-height: 100vh; padding: 32px 32px 120px; }
.container { max-width: 1520px; margin: 0 auto; }

.page-header { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 48px; }
.eyebrow { margin: 0 0 12px; color: var(--muted); font-weight: 800; font-size: 14px; }
h1 { margin: 0; font-size: clamp(36px, 5vw, 56px); line-height: 1.05; font-weight: 900; }
h2 { margin: 0 0 8px; font-size: 22px; font-weight: 900; }
h3 { margin: 0; font-size: 16px; font-weight: 900; }
.muted { color: var(--muted); }
.section { margin-top: 48px; }
.section-title { margin-bottom: 18px; }
.section-title p { margin: 0; color: var(--muted); font-size: 14px; font-weight: 700; }

.card {
  background: var(--card);
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
  transition: transform 160ms ease, box-shadow 160ms ease;
}
.card:hover { transform: translateY(-1px); box-shadow: 0 10px 32px rgba(17, 17, 17, 0.07); }

.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.grid-wide { display: grid; grid-template-columns: 1.35fr 0.65fr; gap: 24px; }
.grid-cash { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 24px; }
.grid-form { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }

.metric-label { color: var(--muted); font-size: 14px; font-weight: 800; }
.metric-value { margin-top: 12px; font-size: 34px; line-height: 1.1; font-weight: 900; white-space: nowrap; }
.metric-value-full { font-size: clamp(24px, 2.5vw, 34px); }
.metric-sub { margin-top: 14px; font-size: 14px; font-weight: 900; }
.success { color: var(--success); }
.warning { color: var(--warning); }
.danger { color: var(--danger); }
.muted-tone { color: var(--muted); }

.toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.segmented { display: flex; gap: 4px; padding: 4px; border-radius: 12px; border: 1px solid rgba(17,17,17,.06); background: white; box-shadow: var(--shadow); }
.segmented a, .segmented button { border: 0; min-height: 36px; padding: 0 14px; border-radius: 9px; background: transparent; color: var(--muted); font-weight: 900; cursor: pointer; }
.segmented .active { background: var(--ink); color: white; }

.button, .primary-button, button.primary-button {
  min-height: 44px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  border-radius: 12px;
  border: 1px solid rgba(17,17,17,.08);
  padding: 0 18px;
  background: white;
  color: var(--ink);
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
}
.primary-button { background: var(--ink); color: white; border-color: var(--ink); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 680px; font-size: 14px; }
th { color: var(--muted); font-size: 12px; text-align: left; padding: 12px; border-bottom: 1px solid rgba(17,17,17,.06); }
td { padding: 13px 12px; border-bottom: 1px solid rgba(17,17,17,.045); font-weight: 700; }
tr.top-row { background: rgba(244, 63, 94, 0.05); }

.chart-box { height: 320px; }
.small-chart { height: 280px; }

label { display: block; }
.field-label { display: block; margin-bottom: 8px; color: var(--muted); font-size: 12px; font-weight: 900; }
input, select, textarea {
  width: 100%;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(17,17,17,.08);
  background: white;
  padding: 0 12px;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  outline: none;
}
textarea { padding-top: 12px; min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--ink); }
input:disabled { background: rgba(17,17,17,.04); color: var(--muted); }

.notice { margin-top: 16px; padding: 14px 16px; border-radius: 14px; font-size: 14px; font-weight: 800; }
.success-box { background: rgba(22,163,74,.1); color: var(--success); }
.danger-box { background: rgba(220,38,38,.1); color: var(--danger); }
.warning-box { background: rgba(245,158,11,.12); color: #a16207; }

.input-shell { min-height: 100vh; padding: 32px; }
.input-container { max-width: 1180px; margin: 0 auto; }
.back-link { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px; color: var(--muted); font-weight: 900; font-size: 14px; }

.heat-weekdays, .heat-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 8px; }
.heat-weekdays { margin-bottom: 10px; text-align: center; color: var(--muted); font-size: 12px; font-weight: 900; }
.heat-cell { aspect-ratio: 1; min-height: 56px; border-radius: 12px; border: 1px solid rgba(17,17,17,.06); padding: 8px; display: flex; flex-direction: column; justify-content: space-between; font-weight: 900; }
.heat-cell.selected { outline: 3px solid var(--ink); outline-offset: 2px; }
.heat-cell small { font-size: 11px; overflow-wrap: anywhere; }

.menu-row { padding: 18px; border: 1px solid rgba(17,17,17,.06); border-radius: 16px; margin-bottom: 12px; }
.menu-head { display: flex; justify-content: space-between; gap: 18px; margin-bottom: 14px; }
.multi-menu-box { margin-top: 16px; border-radius: 16px; background: var(--canvas); padding: 16px; }
.menu-input-row { display: grid; grid-template-columns: minmax(0, 1fr) 160px 100px auto; gap: 12px; align-items: center; margin-bottom: 12px; }
.menu-input-row:last-child { margin-bottom: 0; }
.edit-sales-list { display: grid; gap: 12px; }
.edit-sale-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 14px; border: 1px solid rgba(17,17,17,.06); border-radius: 16px; background: var(--canvas); }
.edit-sale-form { display: grid; grid-template-columns: 150px minmax(0, 1fr) 140px minmax(140px, auto) auto; gap: 10px; align-items: center; }
.edit-sale-meta { font-size: 12px; font-weight: 800; }
.danger-button { color: var(--danger); }
.payment-editor { grid-column: 1 / -1; border-top: 1px solid rgba(17,17,17,.06); padding-top: 12px; }
.payment-editor-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.payment-total { font-size: 12px; font-weight: 800; }
.payment-palette { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.payment-chip { min-height: 36px; border: 1px solid rgba(220,38,38,.18); border-radius: 999px; background: #fff1f2; color: var(--danger); padding: 0 14px; font-weight: 900; cursor: grab; }
.payment-chip:active { cursor: grabbing; }
.payment-dropzone { min-height: 68px; border: 1px dashed rgba(220,38,38,.35); border-radius: 14px; background: white; padding: 12px; }
.payment-dropzone.drag-over { border-color: var(--danger); background: #fff1f2; }
.payment-drop-hint { color: var(--muted); font-size: 12px; font-weight: 900; margin-bottom: 8px; }
.payment-rows { display: grid; gap: 8px; }
.payment-row { display: grid; grid-template-columns: 140px 160px auto; gap: 10px; align-items: center; }
.payment-method-label { min-height: 44px; display: inline-flex; align-items: center; border-radius: 12px; background: var(--canvas); padding: 0 12px; font-weight: 900; }
.progress-track { height: 10px; overflow: hidden; border-radius: 999px; background: var(--rose-100); }
.progress-fill { height: 100%; border-radius: 999px; background: var(--danger); }
.mini-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.kpi-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }
.mini { padding: 12px; border-radius: 12px; background: var(--canvas); }
.mini-label { color: var(--muted); font-size: 12px; font-weight: 900; }
.mini-value { margin-top: 5px; font-size: 14px; font-weight: 900; }

.ai-panel { position: fixed; right: 24px; bottom: 24px; width: min(420px, calc(100vw - 32px)); z-index: 10; }
.ai-panel textarea { min-height: 44px; }
.ai-answer { margin-top: 12px; max-height: 220px; overflow: auto; white-space: pre-wrap; background: var(--canvas); border-radius: 12px; padding: 12px; color: var(--muted); font-size: 12px; line-height: 1.7; font-weight: 700; }

.setup-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.setup-card { width: min(620px, 100%); background: white; border-radius: 16px; padding: 32px; box-shadow: var(--shadow); border: 1px solid rgba(17,17,17,.06); }
.setup-links { display: flex; gap: 14px; margin-top: 18px; font-weight: 900; color: var(--muted); }

.dropzone { min-height: 180px; border: 1px dashed rgba(17,17,17,.2); border-radius: 16px; background: var(--canvas); display: grid; place-items: center; text-align: center; padding: 20px; cursor: pointer; }
.pdf-import-panel { margin-top: 20px; border-radius: 16px; background: var(--canvas); padding: 18px; }
.pdf-import-actions { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 12px; align-items: center; }
.pdf-summary-grid { margin-top: 14px; }
.pdf-preview-wrap { margin-top: 14px; border: 1px solid rgba(17,17,17,.06); border-radius: 14px; background: white; }
.pdf-preview-table { min-width: 760px; }
.pdf-preview-table select { min-width: 220px; }
.pdf-menu-control.needs-review select,
.pdf-preview-table select.needs-menu-review {
  border-color: rgba(245, 158, 11, .75);
  background: rgba(245, 158, 11, .14);
  color: #92400e;
}
.pdf-menu-warning {
  margin-top: 4px;
  color: #92400e;
  font-size: 11px;
  font-weight: 900;
}
.pdf-preview-table .numeric, th.numeric, td.numeric { text-align: right; font-variant-numeric: tabular-nums; }
.pdf-detail { margin-top: 14px; }
.pdf-detail summary { cursor: pointer; color: var(--muted); font-size: 13px; font-weight: 900; }

@media (max-width: 1100px) {
  .sidebar { display: none; }
  .main { margin-left: 0; }
  .grid-4, .grid-2, .grid-wide, .grid-cash, .grid-form { grid-template-columns: 1fr; }
  .mini-grid, .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-header { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 640px) {
  .main, .input-shell { padding: 24px 16px 120px; }
  .card { padding: 18px; }
  .metric-value { font-size: 28px; }
  .heat-grid, .heat-weekdays { gap: 5px; }
  .heat-cell { min-height: 46px; padding: 6px; border-radius: 10px; }
  .menu-head { flex-direction: column; }
  .menu-input-row { grid-template-columns: 1fr; }
  .edit-sale-row, .edit-sale-form, .payment-row { grid-template-columns: 1fr; }
  .payment-editor-head { align-items: flex-start; flex-direction: column; }
  .kpi-grid { grid-template-columns: 1fr; }
  .pdf-import-actions { grid-template-columns: 1fr; }
}