/* ============================================================
   设计感增强层（2026-09 追加）
   目标：把「报价与成本构成」讲成一个可视化模块，并统一卡片/表格/按钮的质感
   原则：只用品牌紫与中性色；不引入新字体；支持深色模式
   ============================================================ */

/* ---------- 区块标题：品牌小竖条 ---------- */
section > h2, .panel-title, .pp-head h3 {
  position: relative;
  padding-left: 12px;
  letter-spacing: .2px;
}
section > h2::before, .panel-title::before, .pp-head h3::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 16px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-deep) 100%);
}

/* ---------- KPI 卡：顶部品牌光线 + 悬浮 ---------- */
.kpi {
  position: relative;
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.kpi::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-400) 45%, transparent 100%);
  opacity: .85;
}
.kpi:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(110, 31, 145, .12);
  border-color: var(--brand-300);
}

/* ---------- 报表用色 ---------- */
.costbar {
  display: flex;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--line);
  margin: 6px 0 10px;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, .06);
}
.costbar > span {
  display: block;
  height: 100%;
  transition: filter .18s ease;
}
.costbar > span + span { border-left: 2px solid var(--card); }
.costbar > span:hover { filter: brightness(1.08) saturate(1.1); }

.costlegend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 13px;
  color: var(--fg2);
  margin-bottom: 16px;
}
.costlegend > span { display: inline-flex; align-items: center; gap: 6px; }
.costlegend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.costlegend em { font-style: normal; color: var(--muted); margin-left: 2px; }

/* ---------- 报价面板 ---------- */
.pricing-panel {
  margin-top: 20px;
  padding: 18px 18px 14px;
  border: 1px solid var(--brand-200);
  border-radius: 14px;
  background:
    radial-gradient(120% 90% at 0% 0%, var(--brand-wash) 0%, transparent 58%),
    var(--card);
  box-shadow: 0 1px 2px rgba(20, 22, 26, .04);
}
.pp-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.pp-head h3 { margin: 0; font-size: 16px; }
.pp-head .muted { font-size: 12.5px; }

/* ---------- 服务包卡 ---------- */
.pkgwrap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin: 4px 0 10px;
}
.pkg {
  position: relative;
  padding: 14px 14px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.pkg:hover {
  transform: translateY(-3px);
  border-color: var(--brand-300);
  box-shadow: 0 10px 26px rgba(110, 31, 145, .13);
}
.pkg-featured {
  border-color: transparent;
  background:
    linear-gradient(var(--card), var(--card)) padding-box,
    linear-gradient(140deg, var(--brand) 0%, var(--brand-deep) 100%) border-box;
  border: 1.5px solid transparent;
  box-shadow: 0 6px 20px rgba(110, 31, 145, .12);
}
.pkg-badge {
  position: absolute;
  top: -9px; right: 12px;
  padding: 2px 9px;
  font-size: 11px;
  letter-spacing: .5px;
  color: #fff;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
  box-shadow: 0 2px 8px rgba(110, 31, 145, .3);
}
.pkg-name { font-size: 13.5px; color: var(--fg2); font-weight: 600; letter-spacing: .3px; }
.pkg-price {
  margin: 6px 0 8px;
  color: var(--brand-deep);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -.5px;
}
.pkg-price em { font-style: normal; font-size: 15px; margin-right: 2px; opacity: .75; }
.pkg-price span { font-size: 12px; font-weight: 500; color: var(--muted); margin-left: 3px; }
@media (prefers-color-scheme: dark) {
  .pkg-price { color: var(--brand-300); }
}
.pkg-note { font-size: 12.5px; color: var(--fg2); line-height: 1.45; min-height: 34px; }
.pkg-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px dashed var(--line);
  font-size: 11.5px;
  color: var(--muted);
}
.pkg-meta > span {
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--brand-100);
  color: var(--brand-deep);
}
.pkg-meta > span:nth-child(2) { background: var(--bg); color: var(--muted); }
.pkg-meta .pkg-margin { background: #E8F6EC; color: var(--ok); font-weight: 600; }
@media (prefers-color-scheme: dark) {
  .pkg-meta > span { background: rgba(167, 60, 215, .18); color: var(--brand-300); }
  .pkg-meta > span:nth-child(2) { background: rgba(255, 255, 255, .06); color: var(--muted); }
  .pkg-meta .pkg-margin { background: rgba(74, 222, 128, .14); }
}
.pp-foot { font-size: 12px; line-height: 1.55; margin: 6px 0 0; }

/* ---------- 表格：斑马 + 悬浮 ---------- */
table tbody tr { transition: background .14s ease; }
table tbody tr:nth-child(even) { background: color-mix(in srgb, var(--bg) 60%, transparent); }
table tbody tr:hover { background: var(--brand-wash); }
th { font-weight: 600; letter-spacing: .2px; }

/* ---------- 按钮：品牌渐变 + 过渡 ---------- */
button, .btn {
  transition: transform .12s ease, box-shadow .18s ease, filter .18s ease;
}
button:not(:disabled):hover, .btn:not(:disabled):hover {
  filter: brightness(1.05);
  box-shadow: 0 6px 16px rgba(110, 31, 145, .18);
}
button:not(:disabled):active { transform: translateY(1px); }

/* ---------- 页签：选中态品牌色 ---------- */
.tabs button[aria-selected="true"], .tab.active {
  color: var(--brand-deep);
  box-shadow: inset 0 -2px 0 var(--brand);
}

/* ---------- 手机端：报价卡单列 ---------- */
@media (max-width: 640px) {
  .pkgwrap { grid-template-columns: 1fr; }
  .costlegend { font-size: 12px; gap: 6px 12px; }
  .pp-foot { font-size: 11.5px; }
}