/* ---------- Reset + tokens ---------- */
:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;

  --primary: #0f766e;       /* teal oscuro */
  --primary-dark: #0d5f59;
  --primary-soft: #ccfbf1;
  --accent: #d97706;        /* ámbar */
  --danger: #dc2626;
  --success: #16a34a;
  --ready: #3b82f6;

  --sidebar: #0f172a;
  --sidebar-text: #cbd5e1;
  --sidebar-text-muted: #64748b;
  --sidebar-hover: #1e293b;
  --sidebar-active: #0f766e;

  --radius: 12px;
  --radius-lg: 18px;
  --shadow: 0 1px 3px rgba(15,23,42,0.05), 0 4px 10px rgba(15,23,42,0.04);
  --shadow-lg: 0 8px 24px rgba(15,23,42,0.08), 0 2px 6px rgba(15,23,42,0.04);
  --sidebar-w: 240px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--sidebar);
  color: var(--sidebar-text);
  display: flex; flex-direction: column;
  padding: 20px 14px;
  z-index: 50;
  overflow-y: auto;
}

.sidebar .brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: white;
  padding: 8px 10px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 20px;
}
.sidebar .brand-icon {
  font-size: 28px;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(15,118,110,0.3);
}
.sidebar .brand-text {
  display: flex; flex-direction: column;
  line-height: 1.1;
}
.sidebar .brand-text strong {
  font-size: 15px; font-weight: 700; letter-spacing: -0.01em; color: white;
}
.sidebar .brand-text span {
  font-size: 11px; color: var(--sidebar-text-muted);
  letter-spacing: 0.02em;
}

.sidebar-nav { flex: 1; display: flex; flex-direction: column; gap: 18px; }
.nav-section { display: flex; flex-direction: column; gap: 2px; }
.nav-section-label {
  font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sidebar-text-muted);
  font-weight: 600;
  padding: 4px 12px 6px;
}
.sidebar-nav a {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
  color: var(--sidebar-text);
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
  position: relative;
}
.sidebar-nav a .icon { font-size: 16px; width: 22px; text-align: center; }
.sidebar-nav a:hover { background: var(--sidebar-hover); color: white; }
.sidebar-nav a.active {
  background: var(--sidebar-active);
  color: white;
  box-shadow: inset 3px 0 0 var(--primary-soft);
}
.sidebar-nav a.active .icon { transform: scale(1.1); }

.sidebar-foot {
  padding: 16px 10px 4px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; flex-direction: column; gap: 6px;
}
.status-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 10px;
  background: rgba(22,163,74,0.15);
  color: #4ade80;
  border-radius: 999px;
  font-size: 11px; font-weight: 600;
  width: fit-content;
}
.status-pill .dot {
  width: 6px; height: 6px; border-radius: 50%; background: #4ade80;
  box-shadow: 0 0 0 3px rgba(74,222,128,0.3);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.sidebar-foot small {
  font-size: 10px; color: var(--sidebar-text-muted); padding-left: 2px;
}

/* ---------- Main area ---------- */
.main {
  margin-left: var(--sidebar-w);
  padding: 32px 40px;
  min-height: 100vh;
}
@media (max-width: 820px) {
  :root { --sidebar-w: 64px; }
  .sidebar { padding: 16px 8px; }
  .sidebar .brand-text, .nav-section-label, .sidebar-nav a .label, .sidebar-foot small, .status-pill span:last-child { display: none; }
  .sidebar .brand { justify-content: center; padding: 8px; }
  .sidebar-nav a { justify-content: center; padding: 10px; }
  .status-pill { padding: 5px; }
  .main { padding: 20px 18px; }
}

/* ---------- Hero / Page head ---------- */
.hero, .page-head { margin-bottom: 28px; }
.hero .eyebrow, .page-head .eyebrow {
  text-transform: uppercase; letter-spacing: 0.2em;
  font-size: 11px; color: var(--primary); font-weight: 600;
  display: inline-block; margin-bottom: 8px;
}
.hero h1, .page-head h1 {
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  margin: 0 0 6px;
  font-weight: 700; letter-spacing: -0.02em;
}
.hero h1 em { color: var(--primary); font-style: normal; }
.hero p, .page-head p { color: var(--muted); margin: 0; font-size: 0.95rem; }

/* ---------- KPIs ---------- */
.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}
.kpi {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px 18px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.kpi-value { font-size: 1.7rem; font-weight: 700; letter-spacing: -0.02em; }
.kpi-label { font-size: 11px; color: var(--muted); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.1em; font-weight: 600; }
.kpi.alert { background: color-mix(in srgb, var(--accent) 10%, var(--card)); border-color: var(--accent); }
.kpi.alert .kpi-value { color: var(--accent); }

/* ---------- Module grid (landing) ---------- */
.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.module-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
  position: relative;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.module-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.module-icon { font-size: 2.3rem; margin-bottom: 10px; }
.module-card h3 { margin: 0 0 4px; font-size: 1.1rem; font-weight: 600; }
.module-card p { color: var(--muted); font-size: 13px; margin: 0; }
.module-arrow {
  position: absolute; top: 20px; right: 20px;
  font-size: 18px; color: var(--muted);
  transition: transform 0.15s, color 0.15s;
}
.module-card:hover .module-arrow { transform: translateX(4px); color: var(--primary); }

/* ---------- Panels ---------- */
.panel {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 18px;
}
.panel.muted { background: var(--bg); border-color: var(--border-strong); }
.panel h2 {
  margin: 0 0 14px;
  font-size: 1.05rem; font-weight: 600;
  display: flex; align-items: baseline; gap: 8px;
}
.panel.alert-panel { border-left: 3px solid var(--accent); background: color-mix(in srgb, var(--accent) 5%, var(--card)); }

.split-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
@media (max-width: 860px) { .split-2 { grid-template-columns: 1fr; } }

/* ---------- Forms ---------- */
form label {
  display: block; margin-top: 12px; font-weight: 600; font-size: 13px; color: var(--text);
}
input[type="text"], input[type="number"], textarea, select {
  width: 100%; padding: 9px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  font-size: 14px; font-family: inherit;
  background: var(--card);
  transition: border-color 0.15s, box-shadow 0.15s;
  margin-top: 4px;
}
textarea { font-family: 'Menlo', monospace; font-size: 13px; resize: vertical; }
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent);
}
button, .primary {
  padding: 9px 16px;
  border: none; border-radius: 8px;
  background: var(--text); color: white;
  font-size: 14px; font-weight: 600; cursor: pointer;
  font-family: inherit;
  transition: filter 0.15s, transform 0.1s;
  margin-top: 12px;
}
button:hover { filter: brightness(1.15); }
button:active { transform: scale(0.98); }
button.primary { background: var(--primary); }
button.primary:hover { background: var(--primary-dark); }
button.small { padding: 6px 12px; font-size: 13px; margin-top: 0; }

.inline-form { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.inline-form select, .inline-form input { min-width: 120px; }

.hint { margin-top: 12px; font-size: 12px; color: var(--muted); }
.hint summary { cursor: pointer; font-weight: 600; }
.hint .product-list { list-style: none; padding: 8px 0 0; font-family: 'Menlo', monospace; font-size: 12px; }
.hint .product-list li { padding: 3px 0; }
.product-list { list-style: none; padding: 0; font-size: 13px; }
.product-list li { padding: 6px 0; border-bottom: 1px dashed var(--border); }
.product-list code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: 12px; }

/* ---------- Flash ---------- */
.flash {
  padding: 10px 14px; border-radius: 8px; margin-bottom: 14px;
  font-size: 14px; font-weight: 500;
}
.flash.success { background: color-mix(in srgb, var(--success) 12%, white); color: var(--success); border: 1px solid color-mix(in srgb, var(--success) 30%, transparent); }
.flash.error { background: color-mix(in srgb, var(--danger) 12%, white); color: var(--danger); border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent); }

/* ---------- Orders / Queue ---------- */
.orders-group { margin-bottom: 22px; }
.orders-group h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin: 8px 0 10px; font-weight: 600; }
.order-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 10px;
  font-size: 14px;
}
.order-card.ready { border-color: var(--ready); background: color-mix(in srgb, var(--ready) 6%, var(--card)); }
.order-card.pending-card { border-left: 4px solid var(--accent); }
.order-card.ready-card { border-left: 4px solid var(--ready); }
.order-card.paid {
  display: flex; justify-content: space-between; padding: 8px 12px;
  background: transparent; border: none; border-bottom: 1px dashed var(--border);
  border-radius: 0; margin-bottom: 0;
}
.order-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.order-id { font-family: 'Menlo', monospace; color: var(--muted); font-size: 12px; }
.order-time { font-family: 'Menlo', monospace; color: var(--muted); font-size: 11px; margin-left: auto; }
.order-card ul { margin: 6px 0; padding-left: 18px; }
.order-card ul li { font-size: 13px; }
.order-total { font-weight: 700; font-size: 1.05rem; margin-top: 6px; }
.order-foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 8px; }
.empty { color: var(--muted); font-style: italic; text-align: center; padding: 18px 0; }

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase;
}
.badge.pending { background: color-mix(in srgb, var(--accent) 15%, white); color: var(--accent); }
.badge.ready { background: color-mix(in srgb, var(--ready) 15%, white); color: var(--ready); }
.badge.paid { background: color-mix(in srgb, var(--success) 15%, white); color: var(--success); }
.badge.warn { background: color-mix(in srgb, var(--danger) 15%, white); color: var(--danger); }
.badge.ok { background: color-mix(in srgb, var(--success) 12%, white); color: var(--success); }
.badge-count {
  font-size: 12px; font-weight: 500; color: var(--muted);
  padding: 3px 10px; background: var(--bg); border-radius: 999px;
  margin-left: auto;
}

/* ---------- Inventory table ---------- */
.inv-table { width: 100%; border-collapse: collapse; margin-top: 8px; }
.inv-table th {
  text-align: left; padding: 10px 8px; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted); border-bottom: 1px solid var(--border);
  font-weight: 600;
}
.inv-table td { padding: 10px 8px; border-bottom: 1px solid var(--border); font-size: 14px; }
.inv-table .num { text-align: right; font-variant-numeric: tabular-nums; font-family: 'Menlo', monospace; }
.inv-table tr.low { background: color-mix(in srgb, var(--danger) 4%, transparent); }
.inv-table tr.low td:first-child { font-weight: 700; color: var(--danger); }
.muted { color: var(--muted); }

/* ====================================================================
   CARTA (cliente)
   ==================================================================== */

.carta-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #064e3b 100%);
  color: white;
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.carta-hero::before {
  content: '';
  position: absolute;
  right: -40px; top: -40px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.carta-hero .eyebrow { color: var(--primary-soft); }
.carta-hero h1 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: white;
  margin: 6px 0;
}
.carta-hero h1 em { color: var(--primary-soft); font-style: normal; }
.carta-hero p { color: rgba(255,255,255,0.85); margin-top: 8px; }
.carta-hero p strong { color: white; }

.carta-mesa-picker {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  padding: 18px;
  border-radius: var(--radius);
  margin-top: 16px;
  display: inline-block;
}
.carta-mesa-picker p { color: rgba(255,255,255,0.95); margin: 0; }
.carta-mesa-picker form { display: flex; gap: 10px; align-items: center; margin-top: 10px; }
.carta-mesa-picker input {
  width: 100px; margin: 0;
  background: rgba(255,255,255,0.95);
  color: var(--text);
}
.carta-mesa-picker button { margin: 0; background: white; color: var(--primary); }

/* Tabs de categorías */
.carta-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.carta-tabs .tab {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  margin: 0;
  transition: all 0.15s;
}
.carta-tabs .tab:hover { border-color: var(--primary); color: var(--primary); }
.carta-tabs .tab.active {
  background: var(--text);
  color: white;
  border-color: var(--text);
}

.carta-section h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 20px 0 12px;
}
.carta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}

.carta-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  gap: 12px;
  padding: 12px;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.carta-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.carta-card.in-cart {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary) 30%, transparent);
}
.carta-thumb {
  flex-shrink: 0;
  width: 78px; height: 78px;
  background: linear-gradient(135deg, var(--bg), #e2e8f0);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 42px;
}
.carta-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.carta-name { font-weight: 600; font-size: 15px; }
.carta-desc { font-size: 12px; color: var(--muted); line-height: 1.4; }
.carta-row { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 8px; }
.carta-price { font-weight: 700; font-size: 15px; font-variant-numeric: tabular-nums; }

.qty-ctl {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px;
  transition: all 0.15s;
}
.qty-ctl.active { background: var(--primary); border-color: var(--primary); }
.qty-ctl.active .qty-val { color: white; }
.qty-btn {
  width: 26px; height: 26px;
  border: none;
  background: transparent;
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  border-radius: 50%;
  padding: 0; margin: 0;
}
.qty-ctl.active .qty-btn { color: white; }
.qty-btn:hover { background: rgba(0,0,0,0.05); }
.qty-ctl.active .qty-btn:hover { background: rgba(255,255,255,0.2); }
.qty-val {
  min-width: 20px; text-align: center;
  font-weight: 700; font-size: 14px;
  font-variant-numeric: tabular-nums;
}

/* Barra sticky del carrito */
.carta-cart {
  position: fixed;
  bottom: 16px;
  left: calc(var(--sidebar-w) + 16px); right: 16px;
  max-width: 640px; margin: 0 auto;
  background: var(--text);
  color: white;
  padding: 12px 18px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 10px 30px rgba(15,23,42,0.25);
  z-index: 20;
  transform: translateY(200%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.carta-cart.has-items { transform: translateY(0); }
@media (max-width: 820px) {
  .carta-cart { left: calc(var(--sidebar-w) + 12px); right: 12px; }
}
.cart-summary { display: flex; align-items: center; gap: 10px; flex: 1; font-size: 14px; }
.cart-icon { font-size: 20px; }
.cart-divider { opacity: 0.5; }
.carta-cart button {
  background: var(--primary);
  border-radius: 999px;
  padding: 9px 22px;
  margin: 0;
}
.carta-cart button:disabled { opacity: 0.4; cursor: not-allowed; }

.carta-result { margin: 20px 0 120px; }
.carta-flash {
  padding: 20px 24px;
  border-radius: var(--radius);
  margin: 20px 0;
  font-size: 15px;
}
.carta-flash.success {
  background: var(--primary-soft);
  color: var(--primary-dark);
  border: 1px solid var(--primary);
}
.carta-flash.success h3 { margin: 0 0 6px; font-size: 1.1rem; }
.carta-flash.success .total { font-weight: 700; font-size: 1.1rem; margin-top: 8px; }
.carta-flash.error {
  background: color-mix(in srgb, var(--danger) 10%, white);
  color: var(--danger);
  border: 1px solid var(--danger);
}