/**
 * Стили калькулятора производственного здания
 * @version 1.0
 */

.techstroy-calculator {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.calculator-title {
  margin: 0 0 20px 0;
  font-size: 28px;
  color: #1f2630;
}

:root {
  --bg: #f5f6f8;
  --muted: #d9dce1;
  --ink: #1f2630;
  --ink-weak: #5a6472;
  --brand: #767f8c;
  --table-border: #000;
  --panel-radius: 10px;
}

* {
  box-sizing: border-box;
}

.config-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  margin: 20px 0;
  padding: 16px;
  background: var(--bg);
  border: 1px solid var(--muted);
  border-radius: var(--panel-radius);
}

.config-panel label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--ink);
}

.config-panel select,
.config-panel input {
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--muted);
  border-radius: 8px;
  background: #fff;
  min-width: 72px;
  font-size: 14px;
}

.config-panel input[type="number"] {
  width: 92px;
}

.config-panel input[type="checkbox"] {
  width: auto;
  height: auto;
  min-width: auto;
}

.summary {
  margin: 10px 0 0;
  color: var(--ink-weak);
  font-size: 14px;
  flex-basis: 100%;
}

.summary b {
  color: var(--ink);
}

.tabl_metall {
  max-width: 1190px;
  width: 100%;
  border-collapse: collapse;
  margin: 24px auto;
  border: 1px solid var(--table-border);
}

.tabl_metall th,
.tabl_metall td {
  border: 1px solid var(--table-border);
  padding: 10px 12px;
  background: #e9eaec;
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}

.tabl_metall th.head {
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  text-align: center;
  font-size: 16px;
}

.tabl_metall th.hdr {
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  font-size: 13px;
}

.tabl_metall td small {
  display: block;
  margin-top: 4px;
  opacity: 0.85;
  font-size: 12px;
}

.tabl_metall tfoot td {
  background: var(--brand);
  color: #fff;
  font-weight: 700;
}

.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.calculating {
  opacity: 0.7;
  transition: opacity 0.2s;
}

.export-btn {
  display: inline-block;
  margin: 0 0 20px 0;
  padding: 14px 28px;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  transition: all 0.2s;
}

.export-btn:hover {
  background: #5a6472;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.export-btn:active {
  transform: translateY(0px);
}

.export-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.export-btn {
  display: inline-block;
  margin: 0 0 20px 0;
  padding: 14px 28px;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  transition: all 0.2s;
}

.export-btn:hover {
  background: #5a6472;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.export-btn:active {
  transform: translateY(0px);
}

.export-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.export-pdf-btn {
  display: inline-block;
  margin: 0 0 20px 0;
  padding: 12px 24px;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all 0.2s;
}

.export-pdf-btn:hover {
  background: #5a6472;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.export-pdf-btn:active {
  transform: translateY(0);
}

.export-pdf-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Адаптивность */
@media (max-width: 768px) {
  .config-panel {
    gap: 10px;
  }
  
  .config-panel label {
    flex-basis: 100%;
    flex-direction: column;
    align-items: flex-start;
  }
  
  .config-panel select,
  .config-panel input[type="number"] {
    width: 100%;
  }
  
  .tabl_metall {
    font-size: 12px;
  }
  
  .tabl_metall th,
  .tabl_metall td {
    padding: 6px 8px;
  }
}

@media print {
  .config-panel {
    display: none;
  }
  
  .calculator-title {
    font-size: 18px;
  }
}