#tool-body {
  --c-primary: #4e6ef2;
  --c-primary-dark: #3b56d4;
  --c-primary-soft: #eef1fe;
  --c-orange: #ea7b24;
  --c-orange-soft: #fdf3e7;
  --c-green: #16a34a;
  --c-green-soft: #e9f7ef;
  --c-bg: #f5f7fa;
  --c-card: #ffffff;
  --c-border: #e4e8ef;
  --c-text: #2b3445;
  --c-text-muted: #8a94a6;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--c-text);
}
.theme-dark-mode #tool-body {
  --c-primary-soft: #252a45;
  --c-orange-soft: #3a2c1e;
  --c-green-soft: #1e3a2a;
  --c-bg: #1a1d23;
  --c-card: #222222;
  --c-border: #333333;
  --c-text: #e6e8ee;
  --c-text-muted: #9aa1b2;
}

#tool-body .mg-wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 16px 0 40px;
}
#tool-body .mg-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 22px 24px;
  margin-bottom: 16px;
}

/* ===== 表单卡：模式切换 + 重置 ===== */
#tool-body .mg-form-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
#tool-body .mg-mode-tabs {
  display: inline-flex;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 3px;
  gap: 3px;
}
#tool-body .mg-mode-tab {
  border: none;
  background: transparent;
  color: var(--c-text-muted);
  padding: 6px 18px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  transition: all .15s;
}
#tool-body .mg-mode-tab.active {
  background: var(--c-card);
  color: var(--c-primary);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
}
#tool-body .mg-reset {
  border: none;
  background: transparent;
  color: var(--c-text-muted);
  font-size: 13px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 6px;
  transition: all .15s;
}
#tool-body .mg-reset:hover {
  color: var(--c-primary);
  background: var(--c-primary-soft);
}
#tool-body .mg-reset i { margin-right: 4px; }

/* ===== 输入字段 ===== */
#tool-body .mg-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 16px;
}
#tool-body .mg-fields-combo { display: none; }
#tool-body .mg-wrap.mg-mode-combo .mg-fields-combo { display: grid; }
#tool-body .mg-wrap.mg-mode-combo .mg-fields-single { display: none; }
#tool-body .mg-field label {
  display: block;
  font-size: 13px;
  color: var(--c-text-muted);
  margin-bottom: 8px;
}
#tool-body .mg-input .layui-input {
  height: 44px;
  font-size: 16px;
  padding-right: 48px; /* 给 suffix 留位，防止文字钻到单位下面 */
}
#tool-body .mg-input .layui-input-suffix {
  width: auto;          /* 官方默认 35px 放不下「万元」两字 */
  padding: 0 12px;
  line-height: 44px;
  font-size: 14px;
  color: var(--c-text-muted);
  white-space: nowrap;
}

/* 年限滑块：归属于「贷款年限」字段，带值徽章 */
#tool-body .mg-year-field { margin-top: 14px; }
#tool-body .mg-year-row {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 44px;
}
#tool-body .mg-year-slider-box { flex: 1; min-width: 0; }
#tool-body .mg-year-slider-box .layui-slider {
  height: 6px;
  border-radius: 999px;
  background: var(--c-border);
}
#tool-body .mg-year-slider-box .layui-slider-bar { border-radius: 999px; }
#tool-body .mg-year-slider-box .layui-slider-wrap-btn {
  border: 3px solid #fff;
  box-shadow: 0 1px 4px rgba(78,110,242,.3);
}
.theme-dark-mode #tool-body .mg-year-slider-box .layui-slider-wrap-btn { border-color: #1a1d23; }
#tool-body .mg-year-badge {
  min-width: 64px;
  text-align: center;
  background: var(--c-primary-soft);
  color: var(--c-primary);
  border-radius: 6px;
  padding: 6px 10px;
  font-weight: 600;
  white-space: nowrap;
}
#tool-body .mg-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--c-text-muted);
  line-height: 1.7;
}

/* ===== 结果卡片：蓝=等额本息，橙=等额本金（无顶部色条，靠标签和大数字区分） ===== */
#tool-body .mg-result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
#tool-body .mg-r-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 20px 22px;
}
#tool-body .mg-r-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
#tool-body .mg-r-name { font-size: 15px; font-weight: 600; }
#tool-body .mg-r-tag {
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
}
#tool-body .mg-epi .mg-r-tag { background: var(--c-primary-soft); color: var(--c-primary); }
#tool-body .mg-ep .mg-r-tag { background: var(--c-orange-soft); color: var(--c-orange); }
#tool-body .mg-k { font-size: 13px; color: var(--c-text-muted); margin-bottom: 4px; }
#tool-body .mg-v {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.25;
  word-break: break-all;
}
#tool-body .mg-epi .mg-v { color: var(--c-primary); }
#tool-body .mg-ep .mg-v { color: var(--c-orange); }
#tool-body .mg-meta { margin-top: 16px; }
#tool-body .mg-meta-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 14px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--c-border);
}
#tool-body .mg-meta-row:last-child { border-bottom: none; }
#tool-body .mg-meta-row span { color: var(--c-text-muted); }
#tool-body .mg-meta-row b { font-weight: 600; text-align: right; word-break: break-all; }
#tool-body .mg-combo-only { display: none; }
#tool-body .mg-wrap.mg-mode-combo .mg-combo-only { display: flex; }

/* ===== 利息差对比条 ===== */
#tool-body .mg-diff {
  display: none;
  margin-top: 16px;
  background: var(--c-green-soft);
  color: var(--c-green);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.6;
}
#tool-body .mg-diff b { margin: 0 2px; }

/* ===== 还款明细 ===== */
#tool-body .mg-table-card { margin-top: 16px; }
#tool-body .mg-table-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
#tool-body .mg-tabs {
  display: flex;
  align-items: center; /* 「单位：元」垂直居中 */
  gap: 8px;
  flex-wrap: wrap;
}
#tool-body .mg-tab {
  padding: 7px 16px;
  border-radius: 20px;
  border: 1.5px solid var(--c-border);
  background: var(--c-card);
  color: var(--c-text);
  font-size: 14px;
  cursor: pointer;
  transition: all .15s;
}
#tool-body .mg-tab.active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}
#tool-body .mg-unit-note { font-size: 12px; color: var(--c-text-muted); }
#tool-body .mg-actions { display: flex; gap: 8px; }
#tool-body .mg-btn {
  padding: 0 16px;
  height: 36px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: all .15s;
}
#tool-body .mg-btn i { margin-right: 6px; }
#tool-body .mg-btn-primary {
  border: none;
  background: var(--c-primary);
  color: #fff;
}
#tool-body .mg-btn-primary:hover { background: var(--c-primary-dark); }
#tool-body .mg-btn-plain {
  border: 1px solid var(--c-border);
  background: var(--c-card);
  color: var(--c-text);
}
#tool-body .mg-btn-plain:hover { border-color: var(--c-primary); color: var(--c-primary); }
#tool-body .mg-table-wrap {
  max-height: 440px;
  overflow: auto;
  border: 1px solid var(--c-border);
  border-radius: 8px;
}
#tool-body .mg-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13px;
}
#tool-body .mg-table th,
#tool-body .mg-table td {
  padding: 9px 12px;
  text-align: right;
  border-bottom: 1px solid var(--c-border);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
#tool-body .mg-table th:first-child,
#tool-body .mg-table td:first-child { text-align: center; }
#tool-body .mg-table th {
  position: sticky;
  top: 0;
  background: var(--c-card);
  color: var(--c-text-muted);
  font-weight: 600;
  z-index: 1;
}
#tool-body .mg-table tbody tr:nth-child(even) td { background: var(--c-bg); }
#tool-body .mg-table tbody tr:hover td { background: var(--c-primary-soft); }
#tool-body .mg-table tr:last-child td { border-bottom: none; }
#tool-body .mg-table .mg-empty {
  text-align: center;
  color: var(--c-text-muted);
  padding: 40px 12px;
}

@media (max-width: 700px) {
  #tool-body .mg-card { padding: 16px; }
  #tool-body .mg-fields,
  #tool-body .mg-result-grid { grid-template-columns: 1fr; }
  #tool-body .mg-v { font-size: 26px; }
  #tool-body .mg-actions { width: 100%; }
  #tool-body .mg-actions .mg-btn { flex: 1; }
}