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

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2e3250;
  --accent: #6c63ff;
  --accent2: #00c9a7;
  --warn: #f5a623;
  --danger: #e74c3c;
  --text: #e8eaf6;
  --text-muted: #8892b0;
  --ok: #27ae60;
  --radius: 10px;
  --font: 'Segoe UI', system-ui, sans-serif;
  --header-h: 56px;
  --tabs-h: 46px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  min-height: 100vh;
  -webkit-text-size-adjust: 100%;
}

/* ── Header ── */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

header h1 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .4px;
  color: var(--accent);
  white-space: nowrap;
}

.header-status {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* ── Badges ── */
.badge {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: .4px;
  white-space: nowrap;
}
.badge-online  { background: var(--ok);      color: #fff; }
.badge-offline { background: var(--surface2); color: var(--text-muted); }

/* ── Tabs ── */
.tabs {
  display: flex;
  gap: 0;
  padding: 0 8px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  position: sticky;
  top: var(--header-h);
  z-index: 99;
}
.tabs::-webkit-scrollbar { display: none; }

.tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 12px 14px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
  white-space: nowrap;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}
.tab-btn:hover  { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Tab Panels ── */
.tab-panel { display: none; padding: 16px; }
.tab-panel.active { display: block; }

/* ── Grid — mobile-first: 1 col por defecto ── */
.panel-grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
.full-width  { grid-column: 1 / -1; }

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.card h2 {
  font-size: .8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* ── Form Elements ── */
label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .3px;
}

input[type="text"],
input[type="number"],
input[type="date"],
select {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238892b0' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .15s, transform .1s;
  text-decoration: none;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(.96); }
.btn:hover  { opacity: .88; }
.btn-sm     { padding: 7px 14px; font-size: 11px; }

.btn-primary   { background: var(--accent);   color: #fff; }
.btn-secondary { background: var(--accent2);  color: #fff; }
.btn-warning   { background: var(--warn);     color: #fff; }
.btn-danger    { background: var(--danger);   color: #fff; }
.btn-ghost     { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }

/* ── Result Box ── */
.result-box {
  margin-top: 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  font-family: monospace;
  font-size: 11px;
  min-height: 44px;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--text-muted);
  max-height: 180px;
  overflow-y: auto;
}

/* ── Burst Controls ── */
.burst-controls {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}
.burst-controls label { flex: 1; min-width: 130px; }

/* ── Counters ── */
.counters {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.counter {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 6px;
  text-align: center;
}
.counter span  { font-size: 1.5rem; font-weight: 700; display: block; line-height: 1.1; }
.counter small { font-size: 9px; text-transform: uppercase; color: var(--text-muted); display: block; margin-top: 4px; }
.counter.ok    span { color: var(--ok); }
.counter.warn  span { color: var(--warn); }
.counter.error span { color: var(--danger); }

/* ── Log Box ── */
.log-box {
  background: #0a0d14;
  border: 1px solid var(--border);
  border-radius: 6px;
  height: 300px;
  overflow-y: auto;
  padding: 8px;
  font-family: monospace;
  font-size: 11px;
  -webkit-overflow-scrolling: touch;
}

.log-entry {
  padding: 3px 5px;
  border-radius: 3px;
  margin-bottom: 2px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.log-entry:hover { background: #ffffff08; }
.log-entry .log-ts   { color: #546e7a; flex-shrink: 0; }
.log-entry .log-lvl  { font-weight: 700; flex-shrink: 0; width: 38px; }
.log-entry .log-comp { color: var(--accent); flex-shrink: 0; }
.log-entry .log-msg  { color: var(--text); flex: 1; min-width: 0; word-break: break-word; }

.log-entry.info  .log-lvl { color: #42a5f5; }
.log-entry.warn  .log-lvl { color: var(--warn); }
.log-entry.error .log-lvl { color: var(--danger); }

/* ── Sim Config ── */
.sim-config {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 14px;
}
.sim-config label {
  text-transform: none;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}
.sim-config label input[type="number"] { width: 80px; flex-shrink: 0; }
.sim-config .btn { grid-column: 1 / -1; width: 100%; }

/* ── POS Store Cards ── */
.pos-panels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.pos-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.pos-card h3 {
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 12px;
  letter-spacing: .4px;
}

.stock-item { margin-bottom: 10px; }
.stock-label {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  margin-bottom: 3px;
  color: var(--text-muted);
}
.stock-label span:last-child { font-weight: 700; color: var(--text); }

.progress-bar {
  height: 6px;
  background: var(--surface2);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--accent2);
  transition: width .4s ease;
}
.progress-fill.low    { background: var(--danger); }
.progress-fill.medium { background: var(--warn); }
.progress-fill.high   { background: var(--ok); }

.pos-log {
  margin-top: 10px;
  background: #0a0d14;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 6px;
  height: 70px;
  overflow-y: auto;
  font-family: monospace;
  font-size: 10px;
  color: var(--text-muted);
}

/* ── Metrics ── */
.metrics-table { width: 100%; border-collapse: collapse; }
.metrics-table td { padding: 8px 6px; border-bottom: 1px solid var(--border); font-size: 13px; }
.metrics-table td:last-child { text-align: right; font-weight: 700; color: var(--accent); }
.metrics-table th {
  text-align: left;
  padding: 8px 6px;
  color: var(--text-muted);
  font-size: 10px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}

#inventory-summary { display: flex; flex-direction: column; gap: 10px; }
.inv-row { display: flex; align-items: center; gap: 8px; }
.inv-row .store-name { width: 80px; font-size: 11px; color: var(--text-muted); flex-shrink: 0; }
.inv-row .inv-sku { flex: 1; min-width: 0; }
.inv-row .inv-sku .sku-label { font-size: 10px; color: var(--text-muted); }
.inv-row .inv-sku .sku-bar { display: flex; align-items: center; gap: 5px; }

/* ── Tables (scrollable en móvil) ── */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.orders-table { width: 100%; border-collapse: collapse; font-size: 12px; min-width: 540px; }
.orders-table th {
  text-align: left;
  padding: 8px 6px;
  color: var(--text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  font-size: 10px;
  white-space: nowrap;
}
.orders-table td { padding: 7px 6px; border-bottom: 1px solid var(--border); white-space: nowrap; }
#orders-table-container { max-height: 300px; overflow-y: auto; overflow-x: auto; -webkit-overflow-scrolling: touch; }

.tag { display: inline-block; padding: 2px 7px; border-radius: 4px; font-size: 10px; font-weight: 700; }
.tag-shopify { background: #5c6ac4; color: #fff; }
.tag-pos     { background: var(--accent2); color: #fff; }
.tag-ok      { background: var(--ok); color: #fff; }
.tag-error   { background: var(--danger); color: #fff; }
.tag-dupe    { background: var(--warn); color: #fff; }

/* ── Base de Datos ── */
.db-summary {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.db-stat {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 8px;
  text-align: center;
}
.db-stat span  { font-size: 1.4rem; font-weight: 700; display: block; line-height: 1.1; }
.db-stat small { font-size: 9px; text-transform: uppercase; color: var(--text-muted); display: block; margin-top: 4px; }
.db-stat.ok      span { color: var(--ok); }
.db-stat.warn    span { color: var(--warn); }
.db-stat.error   span { color: var(--danger); }
.db-stat.shopify span { color: #5c6ac4; }
.db-stat.pos     span { color: var(--accent2); }

.db-filters {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.db-filters label  { margin-bottom: 0; }
.db-filters .btn-row {
  grid-column: 1 / -1;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.db-filters .btn-row .btn { flex: 1; min-width: 90px; }

.db-pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 11px;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 8px;
}
.db-pagination div { display: flex; gap: 6px; }

#db-table-container { max-height: 380px; overflow-y: auto; overflow-x: auto; -webkit-overflow-scrolling: touch; }
#db-table-container .orders-table { min-width: 680px; }

/* ── Tablet ── */
@media (min-width: 600px) {
  header { padding: 0 24px; }
  header h1 { font-size: 1.1rem; }

  .tab-btn { padding: 12px 18px; font-size: 13px; }
  .tab-panel { padding: 20px; }
  .panel-grid { gap: 18px; }
  .card { padding: 20px; }

  .counters { grid-template-columns: repeat(5, 1fr); }

  .pos-panels-grid { grid-template-columns: repeat(2, 1fr); }

  .db-summary { grid-template-columns: repeat(4, 1fr); }
  .db-filters { grid-template-columns: repeat(3, 1fr); }

  .log-box { height: 340px; font-size: 12px; }
}

/* ── Desktop ── */
@media (min-width: 900px) {
  header h1 { font-size: 1.2rem; }
  .header-status { gap: 12px; }

  .tab-panel { padding: 24px; }
  .panel-grid { gap: 20px; }

  .panel-grid.two-col { grid-template-columns: 1fr 1fr; }

  .pos-panels-grid { grid-template-columns: repeat(3, 1fr); }

  .db-summary { grid-template-columns: repeat(4, 1fr); }
  .db-filters { grid-template-columns: repeat(4, 1fr); }

  .log-box { height: 360px; }
  #orders-table-container { max-height: 320px; }
}

/* ── Wide desktop ── */
@media (min-width: 1200px) {
  .pos-panels-grid { grid-template-columns: repeat(5, 1fr); }
  .db-summary { grid-template-columns: repeat(8, 1fr); }
  .db-filters { grid-template-columns: repeat(6, 1fr); }
}