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

.hidden {
  display: none !important;
}

body {
  background: #080808;
  color: #fff;
  font-family: "Helvetica Neue", Arial, sans-serif;
}

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

/* LOGIN */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background:
    radial-gradient(circle at top, rgba(201,168,76,.14), transparent 38%),
    #080808;
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: #111;
  border: 1px solid #222;
  border-radius: 24px;
  padding: 48px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.login-logo {
  display: block;
  height: 90px;
  width: auto;
  filter: invert(1);
  margin: 0 auto 24px auto;
}

.login-tag {
  display: inline-block;
  color: #c9a84c;
  font-size: 11px;
  letter-spacing: 4px;
  margin-bottom: 18px;
}

.login-card h1 {
  font-size: 18px;
  letter-spacing: 4px;
  font-weight: 400;
  margin-bottom: 12px;
}

.login-card p {
  color: #777;
  font-size: 13px;
  line-height: 1.7;
  margin-bottom: 28px;
}

.login-input-wrapper {
  position: relative;
  margin-bottom: 18px;
  width: 100%;
}

.login-input-wrapper input {
  width: 100%;
  padding: 16px 48px 16px 18px;
  background: #181818;
  border: 1px solid #2a2a2a;
  color: #fff;
  border-radius: 12px;
  outline: none;
}

.login-input-wrapper input:focus {
  border-color: #c9a84c;
}

.login-input-wrapper span {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  opacity: .6;
}

.login-card button {
  width: 100%;
  padding: 16px;
  background: #c9a84c;
  border: none;
  border-radius: 12px;
  color: #080808;
  font-weight: 700;
  letter-spacing: 3px;
  cursor: pointer;
}

.erro-login {
  margin-top: 18px !important;
  color: #ff4444 !important;
}

/* APP */
.estoque-app {
  min-height: 100vh;
  display: flex;
}

/* SIDEBAR */
.estoque-sidebar {
  width: 280px;
  min-height: 100vh;
  background: #0d0d0d;
  border-right: 1px solid #1a1a1a;
  padding: 28px;
  position: fixed;
  left: 0;
  top: 0;
}

.sidebar-logo-area {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 32px;
  border-bottom: 1px solid #1a1a1a;
  margin-bottom: 32px;
}

.sidebar-logo-area img {
  height: 46px;
  filter: invert(1);
}

.sidebar-logo-area span {
  color: #c9a84c;
  letter-spacing: 4px;
  font-size: 12px;
}

.sidebar-menu {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-menu a {
  padding: 14px 16px;
  border-radius: 12px;
  color: #777;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: .25s;
}

.sidebar-menu a:hover,
.sidebar-menu a.ativo {
  background: #161616;
  color: #fff;
}

.sidebar-menu a.ativo {
  border: 1px solid #2a2a2a;
}

.bloqueado {
  opacity: .45;
  cursor: not-allowed;
}

.btn-sair {
  position: absolute;
  bottom: 28px;
  left: 28px;
  right: 28px;
  padding: 14px;
  background: transparent;
  border: 1px solid #2a2a2a;
  color: #777;
  border-radius: 12px;
  letter-spacing: 3px;
  cursor: pointer;
}

.btn-sair:hover {
  border-color: #ff4444;
  color: #ff4444;
}

/* MAIN */
.estoque-main {
  margin-left: 280px;
  width: calc(100% - 280px);
  padding: 40px;
}

.estoque-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 36px;
}

.page-tag {
  color: #c9a84c;
  font-size: 11px;
  letter-spacing: 4px;
}

.estoque-header h1 {
  font-size: 34px;
  font-weight: 300;
  letter-spacing: 2px;
  margin: 8px 0;
}

.estoque-header p {
  color: #666;
  font-size: 14px;
}

.header-actions {
  display: flex;
  gap: 12px;
}

.header-actions a,
.header-actions button {
  padding: 12px 22px;
  background: #111;
  border: 1px solid #242424;
  color: #ddd;
  border-radius: 12px;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
}

.header-actions button:hover,
.header-actions a:hover {
  border-color: #c9a84c;
  color: #c9a84c;
}

/* MÉTRICAS */
.metricas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}

.metrica-card {
  background: #111;
  border: 1px solid #202020;
  border-radius: 22px;
  padding: 26px;
}

.metrica-card.destaque {
  border-color: rgba(201,168,76,.45);
  background:
    radial-gradient(circle at top right, rgba(201,168,76,.16), transparent 45%),
    #111;
}

.metrica-card.alerta {
  border-color: rgba(240,211,122,.35);
}

.metrica-card.perigo {
  border-color: rgba(255,85,85,.35);
}

.metrica-label {
  display: block;
  color: #777;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.metrica-card strong {
  display: block;
  color: #fff;
  font-size: 30px;
  font-weight: 400;
  margin-bottom: 8px;
}

.metrica-card small {
  color: #555;
}

/* GRID */
.estoque-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 24px;
}

.estoque-card {
  background: #111;
  border: 1px solid #202020;
  border-radius: 22px;
  padding: 28px;
}

.produtos-card,
.alertas-card {
  grid-column: 1 / -1;
}

.card-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.card-header span {
  color: #777;
  font-size: 10px;
  letter-spacing: 3px;
}

.card-header h2 {
  margin-top: 6px;
  font-size: 18px;
  font-weight: 300;
}

/* GRÁFICO TAMANHOS */
.grafico-tamanhos {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  min-height: 250px;
  padding-top: 20px;
}

.tamanho-barra {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.tamanho-barra strong {
  color: #aaa;
  font-size: 12px;
  font-weight: 400;
}

.tamanho-barra .barra {
  width: 100%;
  min-height: 8px;
  border-radius: 12px 12px 0 0;
  background: linear-gradient(to top, #c9a84c, #f0d37a);
}

.tamanho-barra span {
  color: #777;
  font-size: 13px;
  letter-spacing: 2px;
}

/* CORES */
.cores-lista {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cor-item {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 14px;
  background: #151515;
  border: 1px solid #242424;
  border-radius: 14px;
}

.cor-bolinha {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid #444;
}

.cor-item span {
  color: #ccc;
  font-size: 13px;
}

.cor-item strong {
  color: #c9a84c;
  font-weight: 500;
}

/* ALERTAS */
.alertas-lista {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.alerta-item {
  padding: 16px;
  background: #151515;
  border: 1px solid #282828;
  border-radius: 16px;
  color: #aaa;
  font-size: 13px;
  line-height: 1.5;
}

.alerta-item strong {
  color: #fff;
}

.alerta-item.perigo {
  border-color: rgba(255,85,85,.35);
}

.alerta-item.baixo {
  border-color: rgba(240,211,122,.35);
}

.alerta-vazio {
  color: #555;
  font-size: 13px;
}

/* FILTROS */
.tabela-topo {
  align-items: flex-start;
}

.filtros {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.filtros button {
  padding: 10px 14px;
  background: #151515;
  border: 1px solid #242424;
  color: #777;
  border-radius: 10px;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
}

.filtros button:hover,
.filtros button.ativo {
  border-color: #c9a84c;
  color: #c9a84c;
}

/* PRODUTOS */
.produtos-lista {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.produto-estoque {
  background: #151515;
  border: 1px solid #242424;
  border-radius: 20px;
  padding: 22px;
}

.produto-topo {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.produto-info {
  display: flex;
  gap: 16px;
  align-items: center;
}

.produto-info img {
  width: 72px;
  height: 72px;
  border-radius: 14px;
  object-fit: cover;
  background: #222;
}

.produto-info h3 {
  font-size: 17px;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.produto-info p {
  color: #777;
  font-size: 13px;
}

.produto-status {
  text-align: right;
}

.produto-status strong {
  display: block;
  color: #c9a84c;
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 6px;
}

.produto-status span {
  color: #777;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.variacoes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.variacao-card {
  background: #101010;
  border: 1px solid #242424;
  border-radius: 16px;
  padding: 16px;
}

.variacao-card.baixo {
  border-color: rgba(240,211,122,.45);
}

.variacao-card.zerado {
  border-color: rgba(255,85,85,.45);
  opacity: .75;
}

.variacao-tamanho {
  color: #c9a84c;
  font-size: 12px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.variacao-cor {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: #ccc;
  font-size: 13px;
  margin-bottom: 8px;
}

.variacao-cor-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mini-cor {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid #444;
}

.variacao-cor strong {
  color: #fff;
  font-weight: 500;
}

.lista-vazia {
  color: #555;
  font-size: 13px;
  padding: 20px;
}

/* RESPONSIVO */
@media (max-width: 1100px) {
  .metricas-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .alertas-lista,
  .variacoes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 800px) {
  .estoque-sidebar {
    position: static;
    width: 100%;
    min-height: auto;
  }

  .estoque-app {
    flex-direction: column;
  }

  .estoque-main {
    margin-left: 0;
    width: 100%;
    padding: 24px;
  }

  .estoque-header {
    flex-direction: column;
    gap: 20px;
  }

  .metricas-grid,
  .alertas-lista,
  .variacoes-grid {
    grid-template-columns: 1fr;
  }

  .btn-sair {
    position: static;
    margin-top: 28px;
    width: 100%;
  }

  .card-header,
  .produto-topo {
    flex-direction: column;
  }

  .produto-status {
    text-align: left;
  }

  .filtros {
    justify-content: flex-start;
  }
}