:root {
  --marron: #8b5e3c;
  --marron-oscuro: #865c3f;
  --beige: #f1e3d3;
  --beige-claro: #faf6f1;
  --blanco: #ffffff;
  --gris: #6f5f55;
  --acento: #d4a373;
  --verde: #4f772d;
  --rojo: #b23a48;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

/* ================= RESET ================= */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background: var(--beige-claro);
  color: var(--gris);
}

/* ================= HEADER ================= */

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, var(--marron), var(--marron-oscuro));
  color: white;
  padding: 18px 25px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
}

.menu-btn {
  font-size: 22px;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
}

/* ================= SIDEBAR ================= */

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100%;
    background: var(--marron-oscuro);
    padding-top: 80px;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 1001;
}

.sidebar.active {
    transform: translateX(0);
}

.sidebar ul {
  list-style: none;
}

.sidebar ul li a {
  display: block;
  padding: 15px 22px;
  color: var(--beige);
  text-decoration: none;
  transition: 0.2s ease;
}

.sidebar ul li a:hover {
  background: var(--marron);
  border-radius: 12px;
}

/* ================= OVERLAY ================= */

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: 0.3s;
}

.overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ================= CONTENT ================= */

.content {
  padding: 30px;
}

@media (min-width: 900px) {
  .content {
    max-width: 1000px;
    margin: 40px auto;
  }
}

/* ================= CARD GENERAL ================= */

.card {
  background: var(--blanco);
  padding: 30px;
  margin-bottom: 30px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: 0.3s ease;
}

.card:hover {
  transform: translateY(-3px);
}

/* ================= FORM ================= */

label {
  font-size: 14px;
  font-weight: 600;
  margin-top: 15px;
  display: block;
  color: var(--marron-oscuro);
}

input,
select {
  width: 100%;
  padding: 14px;
  margin-top: 6px;
  border-radius: 14px;
  border: 1px solid var(--acento);
  background: var(--beige-claro);
  transition: 0.2s ease;
}

input:focus,
select:focus {
  border-color: var(--marron);
  box-shadow: 0 0 0 3px rgba(139, 94, 60, 0.15);
  outline: none;
}

/* ================= BOTONES PRINCIPALES ================= */

.btn-group {
  display: flex;
  gap: 15px;
  margin-top: 25px;
}

button {
  border: none;
  cursor: pointer;
  transition: 0.25s ease;
  font-weight: 600;
}

.btn-primary {
  flex: 1;
  background: linear-gradient(135deg, var(--marron), var(--marron-oscuro));
  color: white;
  padding: 14px;
  border-radius: 50px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
}

.btn-primary:hover {
  transform: translateY(-2px);
}

.btn-secondary {
  flex: 1;
  background: var(--acento);
  padding: 14px;
  border-radius: 50px;
  color: white;
}

.btn-secondary:hover {
  opacity: 0.85;
}

/* ================= SEARCH ================= */

.search-input {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--acento);
  background: var(--beige);
}

/* ================= LISTA INSUMOS ================= */

.lista-insumos {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ================= CARD INSUMO ================= */

.card-insumo {
  background: var(--beige);
  padding: 22px;
  border-radius: var(--radius);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: 0.3s ease;
  border: 1px solid transparent;
  box-shadow: 0 6px 20px rgba(0,0,0,0.05);
}

.card-insumo:hover {
  background: #f7efe7;
  border-color: var(--acento);
  transform: translateY(-3px);
}

.insumo-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.insumo-info strong {
  font-size: 17px;
  color: var(--marron-oscuro);
}

.insumo-info small {
  font-size: 14px;
  color: var(--gris);
}

/* ================= BOTONES GRANDES ================= */

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

.btn-action {
  padding: 12px 18px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: 0.25s ease;
}

/* EDITAR */
.btn-edit {
  background: linear-gradient(135deg, var(--acento), var(--marron));
  color: white;
  box-shadow: 0 6px 18px rgba(139, 94, 60, 0.25);
}

.btn-edit:hover {
  transform: translateY(-3px);
}

/* ELIMINAR */
.btn-delete {
  background: linear-gradient(135deg, var(--rojo), #8f1d2c);
  color: white;
  box-shadow: 0 6px 18px rgba(178, 58, 72, 0.3);
}

.btn-delete:hover {
  transform: translateY(-3px);
}

.btn-action:active {
  transform: scale(0.96);
}

/* ================= BADGE ================= */

.badge {
  background: var(--marron);
  color: white;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* ================= TOAST ================= */

.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--marron);
  color: white;
  padding: 14px 25px;
  border-radius: 50px;
  opacity: 0;
  transition: 0.3s ease;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
  z-index: 2000;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ================= MODAL ================= */

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--blanco);
  padding: 25px 30px;
  border-radius: 14px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
  display: none;
  z-index: 999;
  width: 90%;
  max-width: 420px;
}

.modal.active {
  display: block;
}

.modal button {
  padding: 12px 24px;
  border-radius: 50px;
  margin-top: 15px;
}

/* ================= RESPONSIVE ================= */

@media (max-width: 600px) {

  .card-insumo {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .insumo-actions {
    width: 100%;
    justify-content: space-between;
  }

  .btn-icon {
    flex: 1;
    height: 50px;
    font-size: 18px;
  }

  .btn-group {
    flex-direction: column;
  }

}