/* ============================================================
   peixun-kecheng.css —— 培训课程（重构版骨架）
   骨架：全幅背景首屏 + 班型对比表 + 师资横带
        + 日历格课表 + 两栏 Q&A + 标签云
   ============================================================ */

/* 首屏：全幅背景 */
.px-hero {
  position: relative;
  margin-top: var(--nav-h);
  min-height: 520px;
  display: flex; align-items: center;
  overflow: hidden;
}
.px-hero-bg {
  position: absolute; inset: 0; z-index: 0;
}
.px-hero-bg img { width: 100%; height: 100%; object-fit: cover; display: block; }
.px-hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(21,50,56,.88) 0%, rgba(21,50,56,.6) 60%, rgba(21,50,56,.35) 100%);
}
.px-hero-main { position: relative; z-index: 2; padding: 80px 0; }
.px-kicker { margin-bottom: 18px; }
.px-title {
  color: #fff; font-size: 46px; line-height: 1.2;
  margin: 0 0 20px;
}
.px-lead {
  color: rgba(255,255,255,.92);
  font-size: 17px; line-height: 1.95;
  max-width: 560px; margin: 0 0 28px;
}
.px-hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.px-title .line > span { opacity: 1 !important; transform: none !important; }

.px-crumbs { padding: 20px 0 0; font-size: 14px; color: var(--ink-500); }
.px-crumbs a { color: var(--ink-700); }
.px-crumbs i { margin: 0 8px; color: var(--ink-300); font-style: normal; }

.px-eyebrow {
  font-size: 13px; letter-spacing: 3px;
  color: var(--green-500); font-weight: 700;
  margin: 0 0 8px;
}
.px-h2 { font-size: 30px; color: var(--ink-900); margin: 0 0 26px; }
.px-sub { color: var(--ink-600); margin: -16px 0 24px; }
.px-table-note, .px-cal-note {
  color: var(--ink-600); font-size: 14.5px;
  line-height: 1.85; margin: 16px 0 0;
  background: var(--green-50);
  padding: 14px 18px; border-radius: 10px;
}

/* 班型对比表 */
.px-compare { padding: 60px 0; }
.px-tablewrap {
  overflow-x: auto;
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(21,50,56,.1);
}
.px-table {
  width: 100%; border-collapse: collapse;
  background: #fff; min-width: 640px;
}
.px-table th, .px-table td {
  padding: 16px 18px;
  text-align: left;
  border-bottom: 1px solid var(--green-100);
  font-size: 15px; color: var(--ink-700);
}
.px-table thead th {
  background: var(--ink-900); color: #fff;
  font-size: 16px;
}
.px-table th:first-child { color: var(--ink-500); font-weight: 600; width: 110px; }
.px-table thead th.px-col-hl { background: var(--green-500); color: #fff; }
.px-table tbody td:first-child { color: var(--ink-900); font-weight: 700; }
.px-table tbody tr:hover td { background: var(--green-50); }

.split { display: block; line-height: 0; }
.split svg { display: block; width: 100%; height: 60px; }

/* 师资横带 */
.px-team { padding: 30px 0 70px; background: var(--paper-2); }
.px-teamrow {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.px-tcard {
  background: #fff; border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(21,50,56,.08);
}
.px-timg img { width: 100%; height: 180px; object-fit: cover; display: block; }
.px-tcard h3 { margin: 16px 18px 8px; font-size: 18px; color: var(--ink-900); }
.px-tcard p { margin: 0 18px 18px; font-size: 14.5px; color: var(--ink-700); line-height: 1.8; }

/* 日历格课表 */
.px-cal { padding: 70px 0; }
.px-calgrid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--green-200);
  border: 1px solid var(--green-200);
  border-radius: 14px; overflow: hidden;
}
.px-cell {
  background: #fff;
  padding: 14px 12px;
  font-size: 14px; color: var(--ink-700);
  text-align: center;
}
.px-cell.px-head { background: var(--blue-500); color: #fff; font-weight: 700; }
.px-cell.px-day { background: var(--paper-2); color: var(--ink-900); font-weight: 700; }
.px-cell.px-hl { background: var(--green-50); color: var(--green-600); font-weight: 700; }

/* 两栏 Q&A */
.px-qa { padding: 30px 0 70px; background: var(--paper-2); }
.narrow { max-width: 860px; margin-left: auto; margin-right: auto; }
.px-qacol {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.px-qaitem {
  background: #fff; border-radius: 14px;
  padding: 20px 22px;
  box-shadow: 0 8px 20px rgba(21,50,56,.06);
}
.px-qaitem h3 { margin: 0 0 8px; font-size: 17px; color: var(--ink-900); }
.px-qaitem p { margin: 0; font-size: 14.5px; color: var(--ink-700); line-height: 1.85; }
.px-qaitem a { color: var(--green-500); }

/* CTA */
.px-cta {
  padding: 70px 0;
  background: linear-gradient(120deg, var(--blue-500), var(--ink-900));
  color: #fff;
}
.px-cta h2 { color: #fff; font-size: 30px; margin: 0 0 10px; }
.px-cta p { color: rgba(255,255,255,.9); margin: 0 0 24px; }
.px-cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.px-cta .btn-line-green { color: #fff; border-color: rgba(255,255,255,.7); }

/* 标签云 */
.px-tags-sec { padding: 60px 0; }
.px-tags {
  display: flex; flex-wrap: wrap; gap: 12px;
  justify-content: center;
  max-width: 760px; margin: 0 auto;
}
.px-tags a {
  padding: 9px 18px;
  border: 1px solid var(--blue-300);
  border-radius: 30px;
  color: var(--ink-700);
  text-decoration: none; font-size: 14.5px;
  transition: all .2s;
}
.px-tags a:hover { background: var(--blue-500); color: #fff; border-color: var(--blue-500); }

.center { text-align: center; }

@media (max-width: 900px) {
  .px-teamrow, .px-qacol { grid-template-columns: 1fr 1fr; }
  .px-calgrid { grid-template-columns: repeat(5, minmax(110px,1fr)); overflow-x: auto; }
}
@media (max-width: 640px) {
  .px-title { font-size: 30px; }
  .px-teamrow, .px-qacol { grid-template-columns: 1fr; }
  .px-hero-cta { flex-direction: column; align-items: stretch; }
  .px-hero-cta .btn { width: 100%; }
  .split svg { height: 36px; }
}