/* ============================================
   KALKULATOR WYCENY MOSKITIER
   ============================================ */

.kalk-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

/* --- Zakładki typów --- */
.kalk-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.kalk-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  background: var(--card-bg);
  color: var(--text-muted);
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  flex: 1 1 auto;
  justify-content: center;
  min-width: 0;
}

.kalk-tab i {
  font-size: 16px;
  flex-shrink: 0;
}

.kalk-tab:hover {
  border-color: var(--primary-green);
  color: var(--primary-green);
}

.kalk-tab.active {
  background: var(--primary-green);
  border-color: var(--primary-green);
  color: #fff;
  box-shadow: 0 4px 12px rgba(22, 115, 95, 0.25);
}

/* --- Karta formularza --- */
.kalk-form-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.kalk-form-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.kalk-field-row {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.kalk-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: 0.01em;
}

.kalk-field input,
.kalk-field select {
  padding: 12px 14px;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  font-family: var(--font-main);
  font-size: 15px;
  color: var(--text-main);
  background: var(--bg-color);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
}

.kalk-field input:focus,
.kalk-field select:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 3px rgba(22, 115, 95, 0.12);
}

.kalk-field input::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.kalk-hint {
  font-size: 12px;
  color: var(--text-muted);
}

.kalk-field-ilosc {
  max-width: 120px;
}

.kalk-field-ilosc input {
  text-align: center;
  font-weight: 600;
}

/* --- Błąd --- */
.kalk-error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #b91c1c;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 16px;
}

/* --- Przycisk dodaj --- */
.kalk-dodaj-btn {
  width: 100%;
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 600;
  gap: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* --- Karta listy --- */
.kalk-lista-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.kalk-lista-card h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-main);
}

.kalk-lista-card h2 i {
  color: var(--primary-green);
}

/* --- Tabela --- */
.kalk-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.kalk-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.kalk-table th {
  background: var(--bg-color);
  padding: 10px 12px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

.kalk-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.kalk-table tr:last-child td {
  border-bottom: none;
}

.kalk-empty-row td {
  text-align: center;
  color: var(--text-muted);
  padding: 32px 12px;
  font-style: italic;
}

.kalk-usun {
  background: none;
  border: none;
  color: #ef4444;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 14px;
  transition: background 0.2s ease;
}

.kalk-usun:hover {
  background: #fef2f2;
}

/* --- Podsumowanie --- */
.kalk-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  margin-top: 16px;
  background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
  border-radius: 12px;
  color: #fff;
  transition: transform 0.3s ease;
}

.kalk-summary.kalk-flash {
  animation: kalkFlash 0.5s ease;
}

@keyframes kalkFlash {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

.kalk-summary-label {
  font-size: 15px;
  font-weight: 500;
}

.kalk-summary-value {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* --- PDF przycisk --- */
.kalk-pdf-btn {
  margin-top: 16px;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 600;
}

/* --- Info --- */
.kalk-info {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 12px;
  padding: 20px 24px;
  font-size: 14px;
  color: var(--text-main);
  line-height: 1.7;
}

.kalk-info p {
  margin-bottom: 6px;
}

.kalk-info p:last-child {
  margin-bottom: 0;
}

.kalk-info i {
  color: var(--primary-green);
  margin-right: 4px;
}

.kalk-info a {
  color: var(--primary-green);
  font-weight: 600;
  text-decoration: none;
}

.kalk-info a:hover {
  text-decoration: underline;
}

/* --- Toast --- */
.kalk-toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1C1C1C;
  color: #fff;
  padding: 14px 24px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 9999;
  white-space: nowrap;
  max-width: 90vw;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.kalk-toast i {
  color: #34d399;
  margin-right: 8px;
}

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

@media (max-width: 768px) {
  .kalk-tabs {
    gap: 4px;
  }

  .kalk-tab {
    padding: 10px 12px;
    font-size: 12px;
    gap: 6px;
    flex: 0 1 auto;
  }

  .kalk-tab i {
    font-size: 14px;
  }

  .kalk-form-card,
  .kalk-lista-card {
    padding: 20px 16px;
  }

  .kalk-form-body {
    grid-template-columns: 1fr;
  }

  .kalk-field-row {
    grid-template-columns: 1fr 1fr;
  }

  .kalk-field-ilosc {
    max-width: 100%;
  }

  /* Responsive table */
  .kalk-table thead {
    display: none;
  }

  .kalk-table tr {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
  }

  .kalk-table td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: none;
    font-size: 14px;
  }

  .kalk-table td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-right: 12px;
  }

  .kalk-empty-row td::before {
    display: none;
  }

  .kalk-empty-row td {
    justify-content: center;
  }

  .kalk-summary-value {
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .kalk-tabs {
    flex-direction: column;
  }

  .kalk-tab {
    justify-content: flex-start;
    padding: 12px 16px;
  }

  .kalk-field-row {
    grid-template-columns: 1fr;
  }
}