/* ===== SAFE SCOPE (ONLY THIS TOOL) ===== */
.electricity-tool {
  box-sizing: border-box;
}

.electricity-tool *,
.electricity-tool *::before,
.electricity-tool *::after {
  box-sizing: border-box;
}

/* ===== MAIN BOX ===== */
.electricity-tool {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

/* ===== FLEX CONTAINER ===== */
.electricity-tool .calc-container {
  display: flex;
  gap: 15px;
  width: 100%;
  max-width: 100%;
  overflow: visible; /* FIXED */
}

/* ===== PANELS ===== */
.electricity-tool .calc-panel {
  flex: 1 1 0;
  min-width: 0;
  background: #ffffff;
  border-radius: 12px;
  padding: 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

/* ===== RIGHT PREVIEW ===== */
.electricity-tool .calc-preview {
  background: #f9fafc;
  border: 5px solid #5b5e66;
  border-radius: 10px;
  min-height: 400px;
  overflow-x: auto;
  overflow-y: auto;
}

/* ===== INPUTS ===== */
.electricity-tool input,
.electricity-tool select {
  width: 100%;
  max-width: 100%;
  padding: 10px;
  margin-top: 6px;
  margin-bottom: 8px;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
  font-size: 14px;
  transition: 0.2s;
}

.electricity-tool input:focus,
.electricity-tool select:focus {
  border-color: #6366f1;
  outline: none;
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}

/* ===== BUTTONS (SAFE — NO GLOBAL BREAK) ===== */
.electricity-tool .calc-section > button,
.electricity-tool .btn-add,
.electricity-tool .btn-clear {
  width: 100%;
}

/* COMMON BUTTON STYLE */
.electricity-tool button {
  padding: 12px;
  border: none;
  border-radius: 10px;
  margin-top: 10px;
  cursor: pointer;
  font-weight: 600;
  transition: 0.2s;
}

.electricity-tool button:hover {
  transform: translateY(-1px);
}

/* BUTTON COLORS */
.electricity-tool .btn-add { background: #6366f1; color: #fff; }
.electricity-tool .btn-clear { background: #ef4444; color: #fff; }
.electricity-tool .btn-pdf { background: #0ea5e9; color: #fff; }
.electricity-tool .btn-print { background: #22c55e; color: #fff; }

/* REMOVE STICKY (FIX CONFLICT) */
.electricity-tool .btn-add {
  position: static;
}

/* ===== FLEX ROW (SAFE REPLACEMENT) ===== */
.electricity-tool .flex-row {
  display: flex;
  gap: 10px;
}

.electricity-tool .flex-row button {
  flex: 1;
}

/* ===== COST ROW ===== */
.electricity-tool .cost-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.electricity-tool .cost-row h4 {
  flex: 1;
  margin: 0;
}

.electricity-tool .cost-row input {
  flex: 1;
}

/* ===== CHECK CARDS ===== */
.electricity-tool .system-select {
  display: flex;
  gap: 8px;
}

.electricity-tool .check-card {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px;
  border-radius: 8px;
  background: #f3f4f6;
  border: 1px solid #ddd;
  cursor: pointer;
}

.electricity-tool .check-card input {
  display: none;
}

.electricity-tool .checkmark {
  width: 16px;
  height: 16px;
  border: 2px solid #4f46e5;
  border-radius: 4px;
}

.electricity-tool .check-card input:checked + .checkmark {
  background: #4f46e5;
}

/* ===== HEADINGS ===== */
.electricity-tool .calc-section h4 {
  margin-bottom: 10px;
  font-size: 15px;
  color: #374151;
}

/* ===== GRID ===== */
.electricity-tool .calc-row {
  display: grid;
  gap: 8px;
  margin-bottom: 6px;
  width: 100%;
}

.electricity-tool .calc-row.top {
  grid-template-columns: minmax(0,1fr) minmax(0,1fr) auto;
}

.electricity-tool .calc-row.bottom {
  grid-template-columns: repeat(3, minmax(0,1fr));
}

/* ===== ITEM CARD ===== */
.electricity-tool .calc-item {
  background: #f9fafb;
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 12px;
  transition: 0.25s;
  border: 1px solid transparent;
}

.electricity-tool .calc-item:hover {
  border-color: #6366f1;
  transform: translateY(-2px);
}

/* ===== REMOVE BUTTON ===== */
.electricity-tool .calc-remove-btn {
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fee2e2;
  color: #dc2626;
  font-size: 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.2s;
}

.electricity-tool .calc-remove-btn:hover {
  background: #fecaca;
  transform: scale(1.05);
}

/* ===== TABLE ===== */
.electricity-tool .calc-preview table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
  font-size: 14px;
  border-radius: 12px;
  overflow: hidden;
}

.electricity-tool .calc-preview thead {
  background: linear-gradient(90deg, #4f46e5, #6366f1);
  color: #fff;
}

.electricity-tool .calc-preview th,
.electricity-tool .calc-preview td {
  padding: 10px;
  text-align: left;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .electricity-tool .calc-container {
    flex-direction: column;
  }

  .electricity-tool .calc-row.top,
  .electricity-tool .calc-row.bottom {
    grid-template-columns: 1fr;
  }
}