:root {
  --culoare-fundal: #f4f5f7;
  --culoare-suprafata: #ffffff;
  --culoare-text: #1f2430;
  --culoare-text-secundar: #6b7280;
  --culoare-bordura: #e2e4e9;
  --culoare-principal: #2563eb;
  --culoare-principal-hover: #1d4ed8;
  --culoare-pericol: #dc2626;
  --culoare-succes: #16a34a;
  --raza-colt: 12px;
  --umbra: 0 1px 3px rgba(16, 24, 40, 0.08), 0 1px 2px rgba(16, 24, 40, 0.06);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--culoare-fundal);
  color: var(--culoare-text);
  font-size: 16px;
  line-height: 1.45;
  padding-bottom: 96px;
}

h1 {
  font-size: 1.25rem;
  margin: 0;
}

h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
}

a {
  color: var(--culoare-principal);
}

.text-secundar {
  color: var(--culoare-text-secundar);
  font-size: 0.9rem;
}

.link-secundar {
  color: var(--culoare-text-secundar);
  text-decoration: none;
  font-size: 0.9rem;
}

.link-secundar:hover {
  text-decoration: underline;
}

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

/* Antet + căutare */

.antet {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--culoare-suprafata);
  border-bottom: 1px solid var(--culoare-bordura);
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.antet-titlu {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.camp-cautare-container input {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: 1px solid var(--culoare-bordura);
  border-radius: 999px;
  font-size: 1rem;
  background: var(--culoare-fundal);
}

.camp-cautare-container input:focus {
  outline: 2px solid var(--culoare-principal);
  outline-offset: 1px;
}

.filtre-status {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.filtru-chip {
  flex: none;
  height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--culoare-bordura);
  background: var(--culoare-suprafata);
  color: var(--culoare-text);
  font-size: 0.85rem;
  white-space: nowrap;
  cursor: pointer;
}

.filtru-chip.activ {
  background: var(--culoare-principal);
  border-color: var(--culoare-principal);
  color: #fff;
}

/* Conținut principal */

main {
  padding: 16px;
  max-width: 960px;
  margin: 0 auto;
}

.stare-goala {
  text-align: center;
  color: var(--culoare-text-secundar);
  padding: 48px 16px;
}

.grid-produse {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

/* Card produs */

.card-produs {
  background: var(--culoare-suprafata);
  border: 1px solid var(--culoare-bordura);
  border-radius: var(--raza-colt);
  box-shadow: var(--umbra);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card-produs-antet {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.eticheta-status {
  --culoare-status: #6b7280;
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--culoare-status);
  background: color-mix(in srgb, var(--culoare-status) 15%, white);
  white-space: nowrap;
}

.card-produs-detalii {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.card-produs-detalii dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--culoare-text-secundar);
}

.card-produs-detalii dd {
  margin: 0;
  font-size: 0.92rem;
}

.card-produs-actiuni {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--culoare-bordura);
}

.form-status {
  flex: 1 1 auto;
  min-width: 160px;
}

.form-status select {
  width: 100%;
  height: 40px;
  border-radius: 8px;
  border: 1px solid var(--culoare-bordura);
  padding: 0 8px;
  font-size: 0.85rem;
  background: var(--culoare-fundal);
}

/* Butoane */

.buton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.buton-principal {
  background: var(--culoare-principal);
  color: #fff;
  width: 100%;
}

.buton-principal:hover {
  background: var(--culoare-principal-hover);
}

.buton-secundar {
  background: var(--culoare-suprafata);
  border-color: var(--culoare-bordura);
  color: var(--culoare-text);
}

.buton-pericol {
  background: var(--culoare-suprafata);
  border-color: var(--culoare-pericol);
  color: var(--culoare-pericol);
}

.buton-flotant {
  position: fixed;
  right: 16px;
  bottom: 16px;
  height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--culoare-principal);
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
  z-index: 20;
}

.buton-flotant span {
  font-size: 1.3rem;
  line-height: 1;
}

/* Formular */

.formular-produs {
  max-width: 520px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--culoare-suprafata);
  border: 1px solid var(--culoare-bordura);
  border-radius: var(--raza-colt);
  padding: 20px;
}

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

.camp label {
  font-size: 0.85rem;
  font-weight: 600;
}

.camp input,
.camp select,
.camp textarea {
  height: 46px;
  padding: 0 12px;
  border: 1px solid var(--culoare-bordura);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--culoare-fundal);
}

.camp textarea {
  height: auto;
  padding: 10px 12px;
  resize: vertical;
}

.camp input:focus,
.camp select:focus,
.camp textarea:focus {
  outline: 2px solid var(--culoare-principal);
  outline-offset: 1px;
}

.eroare-camp {
  margin: 0;
  color: var(--culoare-pericol);
  font-size: 0.82rem;
}

.detalii-suplimentare {
  border: 1px solid var(--culoare-bordura);
  border-radius: 8px;
  padding: 10px 12px;
}

.detalii-suplimentare summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
}

.detalii-suplimentare .camp {
  margin-top: 12px;
}

/* Autentificare / instalare */

.pagina-centrata {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.card-autentificare {
  width: 100%;
  max-width: 380px;
  background: var(--culoare-suprafata);
  border: 1px solid var(--culoare-bordura);
  border-radius: var(--raza-colt);
  box-shadow: var(--umbra);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card-autentificare h1 {
  text-align: center;
  margin-bottom: 4px;
}

.card-autentificare form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Mesaje */

.mesaj-flash {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  max-width: calc(100% - 32px);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--umbra);
  transition: opacity 0.3s ease;
}

.mesaj-flash.ascuns {
  opacity: 0;
  pointer-events: none;
}

.mesaj-succes {
  background: #dcfce7;
  color: #166534;
}

.mesaj-eroare {
  background: #fee2e2;
  color: #991b1b;
}

/* Ecrane mai late (tabletă / desktop) */

@media (min-width: 640px) {
  .antet {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
  }

  .antet-titlu {
    flex: none;
  }

  .camp-cautare-container {
    flex: 1 1 260px;
  }

  .filtre-status {
    flex: none;
  }

  .buton-principal {
    width: auto;
  }
}