:root {
  --purple-main: #a93b8d;
  --purple-dark: #8e3b8d;
  --purple-light: #c24aa2;
}

.text-purple {
  color: var(--purple-main) !important;
}

.tabs-container {
  display: flex;
  gap: 0;
  margin-top: 8px;
}

.tab-btn {
  padding: 16px 28px;
  background: var(--bg-color); /* Nền tổng thể mờ nhạt */
  border: 1px solid transparent;
  color: var(--text-mute);
  font-size: 16px;
  font-weight: 600;
  border-radius: 10px 10px 0 0;
  cursor: pointer;
  transition: all 0.3s;
  border-bottom: none;
}

.tab-btn:hover {
  color: var(--text);
}

.tab-btn.active {
  background: var(--bg2); /* Nền của lv-card */
  color: var(--purple-main);
  border-color: var(--border);
  border-top: 3px solid var(--purple-main);
}

.banner-purple {
  background: linear-gradient(135deg, var(--purple-light), var(--purple-dark)) !important;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 30px !important;
}

.banner-title {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.4;
  max-width: 500px;
}

.banner-icon {
  width: 100px;
  height: 100px;
  color: rgba(255, 255, 255, 0.9);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
}

.sub-card {
  background: rgba(0,0,0,0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}
html[data-theme="dark"] .sub-card {
  background: rgba(255,255,255,0.02);
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
  font-weight: 600;
}

.input-currency {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  font-size: 18px;
  text-align: right;
  font-weight: 700;
  transition: all 0.2s;
}
.input-currency:hover {
  border-color: rgba(169, 59, 141, 0.4);
}
.input-currency:focus {
  outline: none;
  border-color: var(--purple-light);
  box-shadow: 0 0 0 3px rgba(169, 59, 141, 0.2);
}

.input-readonly {
  width: 100%;
  padding: 14px 16px;
  background: rgba(0,0,0,0.05);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  font-size: 18px;
  text-align: right;
  font-weight: 700;
  cursor: not-allowed;
}

html[data-theme="dark"] .input-readonly {
  background: rgba(255,255,255,0.05);
}

.input-group {
  display: flex;
}
.input-group input {
  flex: 1;
  padding: 14px 16px;
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  border-radius: 8px 0 0 8px;
  text-align: right;
  font-size: 16px;
  transition: all 0.2s;
}
.input-group input:hover {
  border-color: rgba(169, 59, 141, 0.4);
}
.input-group input:focus {
  outline: none;
  border-color: var(--purple-light);
  box-shadow: 0 0 0 3px rgba(169, 59, 141, 0.2);
  z-index: 1;
}
.input-group select {
  width: 100px;
  padding: 14px 16px;
  background: var(--bg2);
  color: var(--text);
  border: 1px solid var(--border);
  border-left: none;
  border-radius: 0 8px 8px 0;
  font-size: 16px;
  transition: all 0.2s;
  cursor: pointer;
}
.input-group select:hover {
  border-color: rgba(169, 59, 141, 0.4);
}

.form-group input[type="number"] {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.2s;
}
.form-group input[type="number"]:hover {
  border-color: rgba(169, 59, 141, 0.4);
}
.form-group input[type="number"]:focus {
  outline: none;
  border-color: var(--purple-light);
  box-shadow: 0 0 0 3px rgba(169, 59, 141, 0.2);
}

.styled-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: linear-gradient(to right, var(--purple-main) var(--slider-progress, 0%), rgba(169, 59, 141, 0.2) var(--slider-progress, 0%));
  border-radius: 5px;
  outline: none;
  margin-top: 15px;
}
.styled-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--purple-main);
  cursor: pointer;
  transition: all 0.2s;
}
.styled-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.note-box {
  border: 1px solid rgba(211, 84, 0, 0.3);
  border-radius: 10px;
  padding: 20px;
  background: rgba(211, 84, 0, 0.05);
}



/* KPI Cards styling based on tietkiem */
.kpi-cards-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.kpi-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.kpi-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-mute);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-value {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
}

.kpi-meta {
  margin-top: auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
}
.badge-purple {
  background: rgba(169, 59, 141, 0.15);
  color: var(--purple-light);
}
.badge-light {
  background: rgba(255,255,255,0.2);
  color: white;
  border: 1px solid rgba(255,255,255,0.3);
}

.box-purple { border-top: 4px solid var(--purple-main); }
.box-blue { border-top: 4px solid #0984e3; }
.box-orange { border-top: 4px solid #d35400; }
.box-neutral { border-top: 4px solid var(--border); }
.box-primary { background: var(--purple-main); color: white; border: none; }

.highlight-card {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  padding: 30px 40px;
  background: linear-gradient(135deg, var(--purple-main), #6b2659);
  box-shadow: 0 10px 30px rgba(169, 59, 141, 0.3);
}

.highlight-icon {
  width: 80px;
  height: 80px;
  color: rgba(255, 255, 255, 0.6);
}

.highlight-icon svg {
  width: 100%;
  height: 100%;
}

.text-orange { color: #d35400 !important; }
.text-blue { color: #0984e3 !important; }

.bg-purple-light {
  background: rgba(169, 59, 141, 0.05) !important;
}

.mb-20 { margin-bottom: 20px !important; }
.mb-30 { margin-bottom: 30px !important; }
.mb-40 { margin-bottom: 40px !important; }
.mt-20 { margin-top: 20px !important; }
.mt-30 { margin-top: 30px !important; }
.mt-40 { margin-top: 40px !important; }

@media (max-width: 768px) {
  .form-grid-2, .form-grid-3 {
    grid-template-columns: 1fr;
  }
  .banner-purple {
    flex-direction: column-reverse;
    text-align: center;
    gap: 20px;
  }
  .result-body {
    flex-direction: column;
  }
  .left-col, .middle-col {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-right: 0;
    padding-bottom: 30px;
  }
  .res-item {
    align-items: center;
  }
}

/* Structural Styles */
.lv-card {
  background: var(--bg2);
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  overflow: hidden;
}

.lv-card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.lv-card-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0;
  color: var(--text);
}

.lv-card-body {
  padding: 24px 30px;
}

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