@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ─── Design tokens ───────────────────────────────────────────── */
:root {
  color-scheme: light;

  --primary:       #1F2937;
  --primary-hover: #111827;
  --primary-light: #EEF2F7;
  --primary-ring:  rgba(31,41,55,.18);

  --bg:     #F3F4F6;
  --card:   #FFFFFF;
  --text:   #111827;
  --muted:  #475467;
  --border: #C9D2DD;
  --border-strong: #B8C3D1;
  --hover:  #F8FAFC;
  --input-bg: #FFFFFF;
  --input-border: #BFC9D6;
  --input-border-focus: #344054;
  --panel-subtle: #F8FAFC;

  --success: #15803D;
  --warning: #B45309;
  --danger:  #DC2626;
  --danger-hover: #B91C1C;

  --radius-sm: 4px;
  --radius:    6px;
  --radius-lg: 10px;

  --shadow-sm: 0 1px 1px rgba(16,24,40,.03);
  --shadow:    0 1px 2px rgba(16,24,40,.05);
  --shadow-md: 0 8px 24px rgba(16,24,40,.08);

  --topbar-bg: #0F172A;
  --topbar-border: rgba(255,255,255,.08);
  --topbar-text: #F8FAFC;
  --topbar-muted: #94A3B8;
  --topbar-hover: rgba(255,255,255,.06);
  --topbar-avatar-bg: rgba(255,255,255,.08);
  --topbar-avatar-border: rgba(255,255,255,.12);
  --topbar-avatar-text: #F8FAFC;
}

html[data-theme="dark"] {
  color-scheme: dark;

  --primary:       #E5E7EB;
  --primary-hover: #F9FAFB;
  --primary-light: #1E293B;
  --primary-ring:  rgba(229,231,235,.18);

  --bg:     #0B1220;
  --card:   #111827;
  --text:   #F3F4F6;
  --muted:  #98A2B3;
  --border: #243041;
  --border-strong: #334155;
  --hover:  #172133;
  --input-bg: #0F172A;
  --input-border: #334155;
  --input-border-focus: #E5E7EB;
  --panel-subtle: #0F172A;

  --success: #4ADE80;
  --warning: #FBBF24;
  --danger:  #F87171;
  --danger-hover: #EF4444;

  --shadow-sm: 0 1px 1px rgba(0,0,0,.28);
  --shadow:    0 1px 2px rgba(0,0,0,.35);
  --shadow-md: 0 10px 30px rgba(0,0,0,.35);

  --topbar-bg: #020617;
  --topbar-border: rgba(255,255,255,.08);
  --topbar-text: #F8FAFC;
  --topbar-muted: #94A3B8;
  --topbar-hover: rgba(255,255,255,.08);
  --topbar-avatar-bg: rgba(255,255,255,.08);
  --topbar-avatar-border: rgba(255,255,255,.12);
  --topbar-avatar-text: #F8FAFC;
}

/* ─── Reset & base ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', 'Segoe UI', Tahoma, sans-serif;
  font-size: 14px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1 { font-size: 22px; font-weight: 700; color: var(--text); letter-spacing: -.35px; }
h2 { font-size: 15px; font-weight: 600; color: var(--text); letter-spacing: -.15px; }

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── Layout ──────────────────────────────────────────────────── */
.container {
  width: min(1380px, 96vw);
  margin: 0 auto;
}

.section { padding: 24px 0 40px; }

/* ─── Topbar ──────────────────────────────────────────────────── */
.topbar {
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--topbar-border);
  box-shadow: 0 1px 0 rgba(0,0,0,.14);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  height: 56px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--topbar-text);
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -.2px;
}

.brand::before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--topbar-text);
  box-shadow: none;
  flex-shrink: 0;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-cache-sync {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-cache-sync {
  padding: 6px 10px;
  font-size: 12px;
}

.topbar-cache-sync-status {
  max-width: 280px;
  font-size: 12px;
  color: var(--topbar-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-cache-sync[data-sync-status="running"] .topbar-cache-sync-status {
  color: #FBBF24;
}

.topbar-cache-sync[data-sync-status="ok"] .topbar-cache-sync-status {
  color: #34D399;
}

.topbar-cache-sync[data-sync-status="error"] .topbar-cache-sync-status {
  color: #FCA5A5;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--topbar-muted);
  font-size: 13px;
}

.topbar-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: var(--topbar-avatar-bg);
  border: 1px solid var(--topbar-avatar-border);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  flex-shrink: 0;
  color: var(--topbar-avatar-text);
}

/* ─── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background .15s, border-color .15s, color .15s, box-shadow .15s, transform .1s;
  white-space: nowrap;
  line-height: 1.4;
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
}

.btn:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  box-shadow: none;
  text-decoration: none;
}

.btn:active { transform: translateY(1px); }

.btn-secondary {
  background: #344054;
  color: #F9FAFB;
  border: 1px solid #344054;
}

.btn-secondary:hover {
  background: #1F2937;
  border-color: #1F2937;
  box-shadow: none;
  color: #fff;
}

/* Ghost (topbar logout) */
.btn-ghost {
  background: transparent;
  color: var(--topbar-muted);
  border: 1px solid rgba(255,255,255,.08);
  padding: 6px 12px;
  font-size: 12px;
}

.btn-ghost:hover {
  background: var(--topbar-hover);
  color: var(--topbar-text);
  box-shadow: none;
}

/* Normal secondary for page content */
.btn-outline {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background: #F9FAFB;
  border-color: #C7CDD5;
  box-shadow: none;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: var(--danger-hover);
  box-shadow: 0 2px 8px rgba(239,68,68,.3);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

/* ─── Page header row ─────────────────────────────────────────── */
.page-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 16px;
}

.page-title-row.compact { margin-bottom: 10px; }

/* ─── Breadcrumb ──────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 14px;
}

.breadcrumb a {
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.breadcrumb a:hover { color: var(--primary); text-decoration: none; }

.breadcrumb-sep { color: var(--border); }

/* ─── Forms & Cards ───────────────────────────────────────────── */
.filters,
.stack,
.summary-card,
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: none;
}

.filters,
.stack,
.login-card {
  padding: 16px;
  margin-bottom: 14px;
}

.filters {
  display: grid;
  grid-template-columns: 1.3fr 2fr auto;
  gap: 14px;
  align-items: end;
}

.filters fieldset {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  min-height: 100%;
  background: #FBFCFD;
}

.filters legend {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 0 6px;
}

.stack { display: grid; gap: 16px; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

/* ─── Labels & Inputs ─────────────────────────────────────────── */
label {
  display: grid;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
}

input, select, textarea {
  padding: 8px 10px;
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  background: var(--input-bg);
  transition: border-color .15s, box-shadow .15s;
  outline: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}

textarea {
  min-height: 96px;
  resize: vertical;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--input-border-focus);
  box-shadow: 0 0 0 3px var(--primary-ring);
}

input::placeholder, textarea::placeholder { color: #98A2B3; }

.phone-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.phone-input-row input {
  flex: 1;
}

.whatsapp-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid #22C55E;
  background: #22C55E;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  text-decoration: none;
  transition: background .15s, border-color .15s, box-shadow .15s;
}

.whatsapp-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.whatsapp-link:hover {
  background: #16A34A;
  border-color: #16A34A;
  box-shadow: 0 2px 8px rgba(34,197,94,.3);
  text-decoration: none;
}

.whatsapp-link.is-disabled {
  background: var(--card);
  border-color: var(--border);
  color: #94A3B8;
  pointer-events: none;
  box-shadow: none;
}

/* ─── Table ───────────────────────────────────────────────────── */
.table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--card);
}

.table thead tr {
  background: var(--panel-subtle);
  border-bottom: 1px solid var(--border);
}

.table th {
  padding: 10px 12px;
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--muted);
}

.table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  background: var(--card);
  font-size: 13px;
}

.table tbody tr:last-child td { border-bottom: 0; }

.table tbody tr.row-link {
  cursor: pointer;
  transition: background .12s;
}

.table tbody tr.row-link:hover td { background: var(--hover); }

/* ─── Status chips ────────────────────────────────────────────── */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  border: 1px solid transparent;
  white-space: nowrap;
}

.chip-pending       { background: color-mix(in srgb, #FFF7ED 86%, var(--card)); color: #9A3412; border-color: #FED7AA; }
.chip-payment_pending { background: #FEE2E2; color: #DC2626; border-color: #F87171; font-weight: 700; }
.chip-ordered       { background: color-mix(in srgb, #EFF6FF 84%, var(--card)); color: #1D4ED8; border-color: #BFDBFE; }
.chip-received      { background: color-mix(in srgb, #FEF2F2 84%, var(--card)); color: #B91C1C; border-color: #FECACA; }
.chip-notified      { background: color-mix(in srgb, #F0FDF4 84%, var(--card)); color: #166534; border-color: #BBF7D0; }
.chip-partial_delivery { background: color-mix(in srgb, #FEFCE8 84%, var(--card)); color: #854D0E; border-color: #FDE68A; }
.chip-delivered     { background: var(--panel-subtle); color: var(--muted); border-color: var(--border); }
.chip-sync-draft    { background: var(--panel-subtle); color: var(--text); border-color: var(--border); }
.chip-sync-pending  { background: color-mix(in srgb, #FFF7ED 86%, var(--card)); color: #B45309; border-color: #FED7AA; }
.chip-sync-synced   { background: color-mix(in srgb, #F0FDF4 84%, var(--card)); color: #166534; border-color: #BBF7D0; }
.chip-sync-error    { background: color-mix(in srgb, #FEF2F2 84%, var(--card)); color: #B91C1C; border-color: #FECACA; }
.chip-item-catalog  { background: var(--panel-subtle); color: var(--text); border-color: var(--border); }
.chip-item-manual   { background: color-mix(in srgb, #FFF7ED 86%, var(--card)); color: #9A3412; border-color: #FED7AA; }

/* ─── Filter status options ───────────────────────────────────── */
.status-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.status-options label {
  font-weight: 400;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

/* ─── Summary card ────────────────────────────────────────────── */
.summary-card {
  padding: 14px 16px;
  display: grid;
  gap: 10px;
  border-radius: var(--radius-lg);
}

.reservation-summary { gap: 12px; }

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.summary-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .55px;
}

.summary-total {
  font-size: 24px;
  line-height: 1;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.5px;
}

.summary-label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
}

.summary-label input {
  margin-top: 0;
  font-size: 24px;
  line-height: 1;
  font-weight: 700;
  max-width: 240px;
  letter-spacing: -.5px;
  color: var(--text);
  border-color: var(--border);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.tpv-form-header {
  max-width: 640px;
}

.is-hidden {
  display: none !important;
}

.tpv-callout {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel-subtle);
  color: var(--text);
}

.tpv-item-source-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-subtle);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  text-transform: lowercase;
}

.tpv-item-source-badge[data-source="catalog"] {
  border-color: var(--border-strong);
  background: color-mix(in srgb, var(--panel-subtle) 80%, var(--card));
  color: var(--text);
}

/* ─── Alert ───────────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  margin-bottom: 16px;
  color: #991B1B;
  background: #FEF2F2;
  border: 1px solid #FECACA;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
}

.theme-toggle {
  min-width: 110px;
  justify-content: center;
}

.theme-toggle.theme-toggle-floating {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 150;
}

.theme-toggle-label {
  font-size: 12px;
  font-weight: 600;
}

.theme-toggle-icon {
  font-size: 13px;
  line-height: 1;
}

.product-suggest-status {
  min-height: 18px;
  margin-top: 8px;
  color: #92400E;
  font-size: 12px;
  opacity: 0;
  transition: opacity .12s ease;
}

.product-suggest-status.visible {
  opacity: 1;
}

.product-suggestions-menu {
  position: fixed;
  z-index: 240;
  max-height: 260px;
  overflow-y: auto;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow-md);
}

.product-suggestions-menu[hidden] {
  display: none;
}

.product-suggestion-item {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  padding: 8px 10px;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
}

.product-suggestion-item:hover,
.product-suggestion-item.is-active {
  background: #F3F4F6;
}

.product-suggestion-item:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--primary-ring);
}

.product-suggestion-label {
  font-weight: 500;
  min-width: 0;
}

.product-suggestion-price {
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ─── Action row ──────────────────────────────────────────────── */
.action-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

/* ─── Items table ─────────────────────────────────────────────── */
#items-table { table-layout: fixed; }

#items-table th:nth-child(1),
#items-table td:nth-child(1) { width: 14%; }

#items-table th:nth-child(2),
#items-table td:nth-child(2) { width: 40%; }

#items-table th:nth-child(3),
#items-table td:nth-child(3) { width: 6%; text-align: center; }

#items-table th:nth-child(4),
#items-table td:nth-child(4) { width: 10%; }

#items-table th:nth-child(5),
#items-table td:nth-child(5) { width: 16%; }

#items-table th:nth-child(6),
#items-table td:nth-child(6) { width: 8%; }

#items-table th:nth-child(7),
#items-table td:nth-child(7) { width: 10%; text-align: center; }

#items-table td input { width: 100%; min-width: 0; }

.item-product-input { min-width: 0; }

.discount-input-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.discount-input-group input {
  flex: 1;
  min-width: 0;
}

.discount-input-group select {
  flex: 0 0 54px;
  width: 54px;
  min-width: 54px;
  padding: 8px 8px;
  text-align: center;
}

.item-qty-input {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  text-align: center;
}

#tpv-items-table,
.tpv-view-table {
  table-layout: fixed;
}

#tpv-items-table th,
#tpv-items-table td,
.tpv-view-table th,
.tpv-view-table td {
  padding-left: 12px;
  padding-right: 12px;
}

#tpv-items-table .tpv-col-product,
.tpv-view-table .tpv-col-product {
  width: 40%;
}

#tpv-items-table .tpv-col-source,
.tpv-view-table .tpv-col-source {
  width: 14%;
}

#tpv-items-table .tpv-col-qty,
.tpv-view-table .tpv-col-qty {
  width: 10%;
}

#tpv-items-table .tpv-col-price,
.tpv-view-table .tpv-col-price {
  width: 15%;
}

#tpv-items-table .tpv-col-stock,
.tpv-view-table .tpv-col-stock {
  width: 13%;
}

#tpv-items-table .tpv-col-total,
.tpv-view-table .tpv-col-total {
  width: 15%;
}

#tpv-items-table .tpv-col-actions {
  width: 96px;
}

#tpv-items-table .tpv-product-input,
#tpv-items-table .tpv-qty-input,
#tpv-items-table .tpv-price-input {
  width: 100%;
  min-width: 0;
}

#tpv-items-table .tpv-qty-input,
#tpv-items-table .tpv-price-input {
  text-align: center;
}

#tpv-items-table .tpv-line-total,
.tpv-view-table td:last-child {
  font-variant-numeric: tabular-nums;
}

/* ─── Login ───────────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at top left, rgba(255,255,255,.08), transparent 28%),
    var(--bg);
}

.login-card {
  width: min(460px, 92vw);
  box-shadow: var(--shadow);
}

.login-brand {
  text-align: center;
  margin-bottom: 24px;
}

.login-brand-name {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.4px;
  margin-bottom: 6px;
}

.login-brand-dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--text);
  box-shadow: none;
  flex-shrink: 0;
}

.login-brand-sub {
  font-size: 13px;
  color: var(--muted);
}

.login-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0 -20px 20px;
}

/* ─── Responsive ──────────────────────────────────────────────── */
@media (max-width: 980px) {
  .filters {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .tpv-form-header {
    max-width: none;
  }

  #items-table { table-layout: auto; }
  #tpv-items-table,
  .tpv-view-table { table-layout: auto; }

  .item-product-input { min-width: 180px; }

  .page-title-row { flex-wrap: wrap; }

  .topbar-cache-sync-status {
    max-width: 170px;
  }
}

/* ─── Print ───────────────────────────────────────────────────── */
@media print {
  .topbar,
  .btn,
  .action-row,
  #add-line,
  .remove-line,
  .breadcrumb {
    display: none !important;
  }

  body { background: #fff; }

  .filters,
  .stack,
  .summary-card,
  .table {
    border: 0;
    box-shadow: none;
  }
}