/* ===================================================
   cards.css – moderne kartice u skladu sa variables.css
   =================================================== */

/* === OSNOVNE KARTICE === */
.card {
  background: var(--card-bg, #fff);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  box-shadow: 0 2px 10px rgba(0,0,0,.05);
  transition: box-shadow .25s ease, transform .2s ease, border-color .2s ease;
}
.card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,.10);
  transform: translateY(-2px);
}
.card:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(232,138,45,.15), 0 8px 24px rgba(0,0,0,.10);
}

/* Prostor i tipografija */
.card .card-body { padding: 1rem 1.1rem; }
.card .card-title { margin: 0 0 .25rem; font-weight: 600; }
.card .card-subtitle { color: var(--muted); font-size: .875rem; }

/* Header/Footer */
.card-header,
.card-footer {
  background: var(--bg);
  border-color: var(--border-color);
}
.card-header {
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: .2px;
  padding: .9rem 1.1rem;
}
.card-footer {
  padding: .8rem 1.1rem;
}

/* === STANJE / KPI KARTICE === */
.card-stanje {
  background: #fff;
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  margin-bottom: 15px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

/* Diskretna dekorativna ivica levo (akcenat) */
.card-stanje::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--primary);
  opacity: .9;
}

/* Ikonica u pozadini */
.card-stanje .card-statistic-3 .card-icon {
  text-align: center;
  position: absolute;
  right: 8px;
  top: 10px;
  opacity: 0.08;
  color: #000;
  pointer-events: none;
}
.card-stanje .card-statistic-3 .card-icon-large .fas,
.card-stanje .card-statistic-3 .card-icon-large .far,
.card-stanje .card-statistic-3 .card-icon-large .fab,
.card-stanje .card-statistic-3 .card-icon-large .fal {
  font-size: 42px;
}

/* KPI layout (opciono) */
.card-kpi {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .8rem 1rem;
  align-items: center;
}
.card-kpi .kpi-value {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
}
.card-kpi .kpi-label {
  color: var(--muted);
  font-size: .9rem;
}

/* === VARIJANTE POZADINE (diskretni gradijenti) === */
.l-bg-cyan    { background: linear-gradient(135deg, #289cf5, #84c0ec) !important; color: #fff; }
.l-bg-primary { background: linear-gradient(135deg, var(--primary), var(--primary-600)); color:#fff; }
.l-bg-success { background: linear-gradient(135deg, #20c997, #198754); color:#fff; }
.l-bg-warning { background: linear-gradient(135deg, #ffd166, #f4a261); color:#212529; }
.l-bg-danger  { background: linear-gradient(135deg, #ff6b6b, #dc3545); color:#fff; }
.l-bg-info    { background: linear-gradient(135deg, #74c0fc, var(--info)); color:#fff; }

/* === IKONICE (krug) === */
.icon-circle {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center; justify-content: center;
  font-size: 18px; color: #fff;
  box-shadow: 0 4px 10px rgba(0,0,0,.12);
}
.icon-blue   { background: var(--info); }
.icon-green  { background: var(--success); }
.icon-yellow { background: var(--warning); color:#212529; }
.icon-red    { background: var(--danger); }
.icon-success{ background: var(--success); }
.icon-warning{ background: var(--warning); color:#212529; }
.icon-primary{ background: var(--primary); }

/* === VEĆI KRUG === */
.rounded-circle {
  width: 48px; height: 48px;
  display: inline-flex;
  align-items: center; justify-content: center;
  border-radius: 50%;
  font-size: 18px;
  background-color: var(--light-gray);
  color: var(--dark-gray);
}

/* === KORISNE VARIJANTE === */
.card-hover { transition: transform .2s ease, box-shadow .25s ease; }
.card-hover:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,.12); }

.card-clickable { cursor: pointer; }
.card-clickable:active { transform: translateY(0); }

.card-outline {
  background: #fff;
  border: 1px solid var(--border-color);
  box-shadow: none;
}
.card-elevated {
  border: none;
  box-shadow: var(--shadow-lg);
}

.card-compact .card-body { padding: .75rem .9rem; }
.card-compact .card-header,
.card-compact .card-footer { padding: .65rem .9rem; }

/* “Glass” varijanta (opciono, ako koristiš blur varijable) */
.card-glass {
  background: var(--glass-bg, rgba(255,255,255,.85));
  backdrop-filter: var(--glass-blur, blur(12px));
  border: 1px solid rgba(255,255,255,.6);
}

/* === RESPONSIVE === */
@media (max-width: 576px) {
  .card { margin-bottom: 1rem; }
  .card .card-body { padding: .9rem; }
}

/* === RESPONSIVE INPUT-GROUP U KARTICAMA (ostavljeno, ali dotegnuto) === */
@media (max-width: 576px) {
  .input-group {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: .5rem;
  }
  .input-group .form-select,
  .input-group .btn,
  .input-group .btn-secondary,
  .input-group a.btn-secondary {
    width: auto;
    flex: 1 0 auto;
    margin-bottom: 0;
  }
  .input-group .btn i,
  .input-group .btn-secondary i {
    margin-right: 0;
  }
}