@font-face {
  font-family: 'Kinfolk';
  src: url('/fonts/KIN668.TTF') format('truetype');
  font-weight: normal;
  font-style: normal;
}

:root {
  --khaki: #9A8D69;
  --gold: #BFA94D;
  --salmon: #EA915A;
  --olive-dark: #4B3F18;
  --cream: #F5F0E8;
  --white: #FEFCF8;
  --text: #2C2410;
  --text-light: #7A7258;
  --border: #DDD5C4;
  --danger: #C44B4B;
  --success: #5A8A5A;
  --sidebar-w: 260px;
}

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

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] { -moz-appearance: textfield; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--cream);
  color: var(--text);
  min-height: 100vh;
  display: flex;
}

h1, h2, h3, .brand-font { font-family: 'Kinfolk', serif; }

.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--olive-dark);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
  transition: transform 0.3s;
}

.sidebar-logo {
  padding: 28px 20px 20px;
  text-align: center;
  border-bottom: 1px solid rgba(191,169,77,0.15);
}

.sidebar-logo img {
  width: 220px;
  height: auto;
  opacity: 0.95;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  color: rgba(245,240,232,0.6);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 14px;
  letter-spacing: 0.5px;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  color: var(--gold);
  background: rgba(191,169,77,0.08);
}

.nav-item.active {
  color: var(--gold);
  background: rgba(191,169,77,0.12);
  border-left-color: var(--gold);
}

.nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-height: 100vh;
  position: relative;
}

.main::before {
  content: '';
  position: fixed;
  top: 0;
  left: var(--sidebar-w);
  right: 0;
  bottom: 0;
  background-image: url('/img/watermark.png');
  background-repeat: repeat;
  background-size: 180px auto;
  pointer-events: none;
  z-index: 0;
}

.topbar {
  background: rgba(254,252,248,0.95);
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}

.topbar h1 {
  font-size: 22px;
  color: var(--olive-dark);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.content {
  padding: 28px 32px;
  position: relative;
  z-index: 1;
}

.section { display: none; }
.section.active { display: block; }

.card {
  background: var(--white);
  border-radius: 10px;
  border: 1px solid var(--border);
  padding: 24px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-header h2 {
  font-size: 16px;
  color: var(--olive-dark);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
}

.stat-card .label {
  font-size: 12px;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.stat-card .value {
  font-family: 'Kinfolk', serif;
  font-size: 28px;
  color: var(--olive-dark);
}

.stat-card .value.danger { color: var(--danger); }
.stat-card .value.success { color: var(--success); }
.stat-card .value.gold { color: var(--gold); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

thead th {
  text-align: left;
  padding: 12px 14px;
  background: var(--cream);
  color: var(--text-light);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 2px solid var(--border);
  font-weight: 600;
}

tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:hover { background: rgba(154,141,105,0.04); }

.stock-low { color: var(--danger); font-weight: 600; }
.stock-ok { color: var(--success); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
  letter-spacing: 0.3px;
}

.btn-primary {
  background: var(--salmon);
  color: white;
}
.btn-primary:hover { background: #F0A06E; }

.btn-gold {
  background: var(--gold);
  color: var(--olive-dark);
}
.btn-gold:hover { background: #D4BC55; }

.btn-salmon {
  background: var(--salmon);
  color: white;
}
.btn-salmon:hover { background: #F0A06E; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--khaki); }

.btn-sm { padding: 6px 12px; font-size: 12px; }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}
.btn-danger:hover { background: var(--danger); color: white; }

.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--text-light);
  transition: color 0.2s;
}
.btn-icon:hover { color: var(--olive-dark); }
.btn-icon.danger:hover { color: var(--danger); }

.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(44,36,16,0.5);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-overlay.active { display: flex; }

.modal {
  background: var(--white);
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  padding: 28px;
  box-shadow: 0 20px 60px rgba(44,36,16,0.2);
}

.modal h2 {
  font-size: 18px;
  color: var(--olive-dark);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--text);
  background: var(--white);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.ingredient-row {
  display: grid;
  grid-template-columns: 1fr 100px 40px;
  gap: 8px;
  align-items: end;
  margin-bottom: 8px;
}

.ingredient-row select,
.ingredient-row input {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
}

.barcode-display {
  text-align: center;
  padding: 16px;
  background: white;
  border-radius: 8px;
  border: 1px dashed var(--border);
}

.barcode-display img {
  max-width: 250px;
  height: auto;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.badge-flor { background: rgba(234,145,90,0.15); color: var(--salmon); }
.badge-insumo { background: rgba(154,141,105,0.15); color: var(--khaki); }
.badge-arreglo { background: rgba(191,169,77,0.15); color: #8A7A2E; }
.badge-fijo { background: rgba(75,63,24,0.1); color: var(--olive-dark); }
.badge-variable { background: rgba(234,145,90,0.15); color: var(--salmon); }

.finanzas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-light);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  opacity: 0.4;
}

.empty-state p { font-size: 14px; }

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--olive-dark);
  color: var(--cream);
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 300;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.error { background: var(--danger); }

.pe-container {
  background: linear-gradient(135deg, var(--olive-dark), #6A5C28);
  color: var(--cream);
  border-radius: 10px;
  padding: 28px;
  margin-bottom: 20px;
  text-align: center;
}

.pe-container h3 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  opacity: 0.7;
  margin-bottom: 8px;
}

.pe-container .pe-value {
  font-family: 'Kinfolk', serif;
  font-size: 36px;
  color: var(--gold);
}

.pe-container .pe-note {
  font-size: 12px;
  opacity: 0.6;
  margin-top: 6px;
}

.venta-cart {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
}

.cart-items {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.cart-summary {
  position: sticky;
  top: 80px;
}

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.cart-total {
  font-family: 'Kinfolk', serif;
  font-size: 32px;
  color: var(--olive-dark);
  text-align: center;
  padding: 20px 0;
}

.search-input {
  padding: 10px 14px 10px 36px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  width: 240px;
  background: var(--cream) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%237A7258' viewBox='0 0 24 24'%3E%3Cpath d='M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z' stroke='%237A7258' stroke-width='2' fill='none'/%3E%3C/svg%3E") 12px center no-repeat;
}

.search-input:focus {
  outline: none;
  border-color: var(--gold);
  background-color: var(--white);
}

.month-selector {
  display: flex;
  align-items: center;
  gap: 8px;
}

.month-selector input[type="month"] {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--text);
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--olive-dark);
  background-image: url('/img/watermark.png');
  background-repeat: repeat;
  background-size: 180px auto;
}

.login-container {
  background: var(--white);
  border-radius: 14px;
  padding: 40px 36px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-logo {
  text-align: center;
  margin-bottom: 28px;
}

.login-logo img {
  width: 200px;
  height: auto;
}

.login-page .form-group input {
  padding: 12px 14px;
  font-size: 15px;
}

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .venta-cart { grid-template-columns: 1fr; }
  .finanzas-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .login-container { margin: 20px; }
}

/* MOBILE RESPONSIVE */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 220px;
    transform: translateX(-100%);
    z-index: 1000;
    transition: transform 0.3s ease;
  }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .topbar {
    padding-left: 16px;
  }
  .topbar::before {
    content: '☰'; display: inline-block; width: 44px; height: 44px; line-height: 44px; text-align: center;
    font-size: 22px;
    cursor: pointer;
    margin-right: 12px;
    color: var(--olive-dark);
  }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-card h3 { font-size: 11px; }
  .stat-card .stat-value { font-size: 22px; }
  .card { padding: 16px; overflow-x: auto; }
  .card-header { flex-direction: column; gap: 10px; align-items: flex-start; }
  .card-header > div { width: 100%; }
  .card-header .search-input { width: 100%; }
  .form-row { grid-template-columns: 1fr; }
  .venta-cart { grid-template-columns: 1fr; }
  .finanzas-grid { grid-template-columns: 1fr; }
  table { font-size: 13px; }
  th, td { padding: 8px 6px; }
  .content { padding: 16px; }
  .modal { width: 95%; max-height: 90vh; overflow-y: auto; margin: 20px; }
  .login-container { margin: 20px; padding: 30px 24px; }
  .login-logo { margin: -30px -24px 20px -24px !important; padding: 24px !important; }
}

.mobile-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}
.mobile-overlay.active { display: block; }

@media (max-width: 768px) {
  .sidebar-logo img {
    width: 180px !important;
    max-width: 100% !important;
  }
}