/* ============================================
   LARANJINHA — Design System
   Mercadinho da Prime2B
   ============================================ */

:root {
  /* Cores principais */
  --laranja: #FF6B00;          /* Laranja institucional */
  --laranja-escuro: #E85D00;   /* Hover */
  --laranja-claro: #FFE8D6;    /* Backgrounds suaves */
  --laranja-pastel: #FFF4EA;   /* Ainda mais suave */
  --preto: #0F0F0F;
  --branco: #FFFFFF;

  /* Neutros de apoio */
  --cinza-900: #1A1A1A;
  --cinza-700: #4A4A4A;
  --cinza-500: #8A8A8A;
  --cinza-300: #D6D6D6;
  --cinza-200: #E8E8E8;
  --cinza-100: #F4F4F4;
  --cinza-50:  #FAFAFA;

  /* Feedback */
  --sucesso: #16A34A;
  --sucesso-bg: #DCFCE7;
  --erro: #DC2626;
  --erro-bg: #FEE2E2;
  --alerta: #EAB308;
  --alerta-bg: #FEF9C3;
  --info: #2563EB;
  --info-bg: #DBEAFE;

  /* Tipografia */
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Espaçamento */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(15, 15, 15, 0.05);
  --shadow: 0 4px 12px rgba(15, 15, 15, 0.06), 0 1px 2px rgba(15, 15, 15, 0.04);
  --shadow-lg: 0 12px 32px rgba(15, 15, 15, 0.08), 0 2px 6px rgba(15, 15, 15, 0.04);
  --shadow-laranja: 0 8px 24px rgba(255, 107, 0, 0.25);
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  color: var(--cinza-900);
  background: var(--cinza-50);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

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

/* Tipografia */
.font-display { font-family: var(--font-display); font-weight: 700; letter-spacing: -0.02em; }
.font-mono { font-family: var(--font-mono); }

/* ==== Botões ==== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  transition: transform 0.08s ease, background 0.15s ease, box-shadow 0.15s ease;
  min-height: 48px;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: var(--laranja);
  color: white;
  box-shadow: var(--shadow-laranja);
}
.btn-primary:hover { background: var(--laranja-escuro); }
.btn-primary:disabled {
  background: var(--cinza-300);
  color: var(--cinza-500);
  box-shadow: none;
  cursor: not-allowed;
}
.btn-secondary {
  background: white;
  color: var(--preto);
  border: 2px solid var(--cinza-200);
}
.btn-secondary:hover { border-color: var(--laranja); color: var(--laranja); }
.btn-ghost {
  background: transparent;
  color: var(--cinza-700);
}
.btn-ghost:hover { background: var(--cinza-100); }
.btn-danger {
  background: var(--erro);
  color: white;
}
.btn-block { width: 100%; }
.btn-sm { padding: 8px 14px; font-size: 13px; min-height: 36px; }
.btn-lg { padding: 18px 28px; font-size: 16px; min-height: 56px; border-radius: var(--radius-lg); }

/* ==== Cards ==== */
.card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--cinza-200);
}
.card-padded { padding: 20px; }

/* ==== Inputs ==== */
.input {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--cinza-200);
  border-radius: var(--radius);
  background: white;
  font-size: 15px;
  transition: border-color 0.15s ease;
  min-height: 48px;
}
.input:focus {
  outline: none;
  border-color: var(--laranja);
}
.input::placeholder { color: var(--cinza-500); }
.input-error { border-color: var(--erro); }

.label {
  display: block;
  font-weight: 600;
  font-size: 13px;
  color: var(--cinza-700);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* ==== Chips / Badges ==== */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  background: var(--cinza-100);
  color: var(--cinza-700);
}
.chip-orange { background: var(--laranja-claro); color: var(--laranja-escuro); }
.chip-success { background: var(--sucesso-bg); color: var(--sucesso); }
.chip-error { background: var(--erro-bg); color: var(--erro); }
.chip-warning { background: var(--alerta-bg); color: #a16207; }
.chip-info { background: var(--info-bg); color: var(--info); }

/* ==== Scrollbars (só desktop) ==== */
@media (min-width: 768px) {
  ::-webkit-scrollbar { width: 10px; height: 10px; }
  ::-webkit-scrollbar-track { background: transparent; }
  ::-webkit-scrollbar-thumb { background: var(--cinza-300); border-radius: 10px; }
  ::-webkit-scrollbar-thumb:hover { background: var(--cinza-500); }
}

/* ==== Utility ==== */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Animações */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.15); }
  100% { transform: scale(1); }
}
@keyframes shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
.animate-fade { animation: fadeIn 0.2s ease; }
.animate-slide-up { animation: slideUp 0.25s ease; }
.animate-scale-in { animation: scaleIn 0.2s ease; }

/* Skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--cinza-100) 25%, var(--cinza-200) 50%, var(--cinza-100) 75%);
  background-size: 400px 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}

/* ==== Toast ==== */
.toast-container {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
  padding: 0 16px;
  width: 100%;
  max-width: 480px;
}
.toast {
  background: var(--preto);
  color: white;
  padding: 14px 18px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 500;
  pointer-events: auto;
  animation: slideDown 0.25s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast-success { background: var(--sucesso); }
.toast-error { background: var(--erro); }
.toast-warning { background: #ca8a04; }

/* ==== Modal ==== */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 15, 15, 0.5);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: fadeIn 0.15s ease;
}
.modal {
  background: white;
  border-radius: var(--radius-xl);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
  animation: scaleIn 0.2s ease;
  padding: 28px;
}
.modal-lg { max-width: 640px; }
.modal-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 20px; }
.modal-title { font-family: var(--font-display); font-size: 22px; font-weight: 700; margin: 0; }
.modal-close {
  width: 36px; height: 36px; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  background: var(--cinza-100); color: var(--cinza-700);
  transition: background 0.15s;
}
.modal-close:hover { background: var(--cinza-200); }

/* ==== Empty state ==== */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--cinza-500);
}
.empty-state-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.6;
}
.empty-state-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--cinza-700);
  margin-bottom: 6px;
}

/* ==== Grids responsivos ==== */
.grid-products {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 640px) {
  .grid-products { grid-template-columns: repeat(3, 1fr); gap: 16px; }
}
@media (min-width: 1024px) {
  .grid-products { grid-template-columns: repeat(4, 1fr); gap: 20px; }
}
@media (min-width: 1280px) {
  .grid-products { grid-template-columns: repeat(5, 1fr); }
}

/* ==== Header público ==== */
.app-header {
  background: white;
  border-bottom: 1px solid var(--cinza-200);
  padding: 12px 16px;
  position: sticky;
  top: 0;
  z-index: 40;
}
@media (min-width: 768px) {
  .app-header { padding: 14px 24px; }
}

/* ==== Bottom nav mobile ==== */
.bottom-nav {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: white;
  border-top: 1px solid var(--cinza-200);
  display: flex;
  justify-content: space-around;
  padding: 8px 0 max(8px, env(safe-area-inset-bottom));
  z-index: 30;
}
.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  color: var(--cinza-500);
  font-size: 11px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius);
  min-width: 60px;
  position: relative;
}
.bottom-nav-item.active {
  color: var(--laranja);
}
.bottom-nav-item .badge {
  position: absolute;
  top: 2px;
  right: 8px;
  background: var(--laranja);
  color: white;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}
@media (min-width: 900px) {
  .bottom-nav { display: none; }
}

/* ==== Container principal ==== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 768px) { .container { padding: 0 24px; } }

/* Sidebar admin */
.admin-shell {
  display: flex;
  min-height: 100vh;
}
.admin-sidebar {
  width: 240px;
  background: white;
  border-right: 1px solid var(--cinza-200);
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  flex-shrink: 0;
}
.admin-content {
  flex: 1;
  padding: 24px;
  min-width: 0;
}
.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--cinza-700);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s;
}
.admin-nav-item:hover { background: var(--cinza-100); }
.admin-nav-item.active {
  background: var(--laranja-pastel);
  color: var(--laranja-escuro);
  font-weight: 600;
}
.admin-nav-item svg { flex-shrink: 0; }
@media (max-width: 899px) {
  .admin-sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    z-index: 90;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    box-shadow: var(--shadow-lg);
  }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-content { padding: 16px; }
}

/* Tabela */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table th {
  text-align: left;
  padding: 12px 14px;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cinza-500);
  border-bottom: 1px solid var(--cinza-200);
  background: var(--cinza-50);
}
.data-table td {
  padding: 14px;
  border-bottom: 1px solid var(--cinza-100);
  vertical-align: middle;
}
.data-table tr:hover td { background: var(--cinza-50); }
.data-table-wrap {
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--cinza-200);
  overflow: auto;
}

/* Print */
@media print {
  .no-print { display: none !important; }
  body { background: white; }
  .card { box-shadow: none; border: 1px solid var(--cinza-300); }
}

/* Detalhe pixel-art decorativo */
.pixel-dots {
  background-image:
    radial-gradient(var(--laranja-claro) 2px, transparent 2px);
  background-size: 12px 12px;
}