@font-face {
  font-family: "youshebiaotihei";
  src: url("../../fonts/YouSheBiaoTiHei-2.ttf");
}

html {
  scrollbar-gutter: stable;
}

body.purchase-page {
  width: 100%;
  overflow-x: clip;
}

.purchase-page {
  color: #071932;
  background: #fff;
}

.purchase-page .offcanvas-backdrop {
  width: 100%;
}

.purchase-page .container {
  max-width: 1320px;
}

/* Hero */
.purchase-hero {
  position: relative;
  overflow: hidden;
}

.purchase-hero-bg {
  display: block;
  width: 100%;
  height: auto;
}

.purchase-hero-copy {
  position: absolute;
  left: clamp(6%, 10vw, 12%);
  top: 50%;
  transform: translateY(-50%);
  max-width: 520px;
  color: #1a3a7a;
}

.purchase-hero-copy h1 {
  margin: 0 0 12px;
  font-family: "youshebiaotihei", "Microsoft YaHei", sans-serif;
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 400;
  line-height: 1.15;
  color: #15367a;
}

.purchase-hero-copy p {
  margin: 0 0 6px;
  font-size: clamp(15px, 1.4vw, 20px);
  font-weight: 600;
  line-height: 1.6;
  color: #3d5f9a;
}

/* Side nav */
.purchase-page .slider-positon {
  position: relative;
  width: 0;
  height: 0;
}

.purchase-page .slider-bar {
  position: absolute;
  top: 0;
  left: clamp(12px, 1.5vw, 20px);
  z-index: 1050;
  transition: box-shadow 0.25s ease;
}

.purchase-page .slider-bar.slider-bar--fixed {
  position: fixed;
  top: 100px;
}

.purchase-page .left-menu {
  width: 180px;
  padding: 8px 0 16px;
  border: 1px solid rgba(14, 122, 255, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 14px 36px rgba(14, 74, 142, 0.12);
  overflow: hidden;
  backdrop-filter: blur(8px);
}

.purchase-page #navbar-example3 {
  box-shadow: none;
  border-radius: 16px;
}

.purchase-page .scroll-spy .nav-link {
  padding: 12px 18px;
  color: #3d5068;
  font-size: 14px;
  font-weight: 700;
  border-left: 3px solid transparent;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.purchase-page .scroll-spy .nav-link:hover {
  color: #0e7aff;
  background: rgba(14, 122, 255, 0.06);
}

/* Sections */
.purchase-section {
  padding: 64px 0 56px;
  background: #fff;
}

.purchase-section--alt {
  background: linear-gradient(180deg, #f7faff 0%, #eef3fb 100%);
}

.purchase-page .color-16 {
  color: #071932 !important;
}

.purchase-page .fs-3 {
  font-size: clamp(22px, 2.4vw, 30px) !important;
  font-weight: 900;
  color: #071932;
}

.purchase-page .color-555 {
  color: #617089 !important;
}

.purchase-page .color-333 {
  color: #27364c !important;
}

.purchase-page .color-777 {
  color: #7a8ba3 !important;
}

.purchase-page .font-size-14 {
  font-size: 14px;
}

.purchase-page .font-size-12 {
  font-size: 12px;
}

/* Pricing cards — pure CSS (no hover image swap) */
.purchase-page .card-ceisumlab,
.purchase-page .card-pipeser,
.purchase-page .card-modelser,
.purchase-page .card-esss {
  display: flex;
  flex-direction: column;
  align-items: stretch !important;
  padding: 0 !important;
  border-radius: 20px;
  background: #fff;
  border: 2px solid rgba(14, 122, 255, 0.1);
  box-shadow: 0 14px 40px rgba(14, 74, 142, 0.1);
  overflow: hidden;
  box-sizing: border-box;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

/* 抵消 HTML 里 row / mt-5 / p-0 造成的贴边 */
.purchase-page .card-ceisumlab .row,
.purchase-page .card-pipeser .row,
.purchase-page .card-modelser .row,
.purchase-page .card-esss .row {
  --bs-gutter-x: 0;
  --bs-gutter-y: 0;
  margin-left: 0 !important;
  margin-right: 0 !important;
}

.purchase-page .card-ceisumlab .mt-4,
.purchase-page .card-ceisumlab .mt-5,
.purchase-page .card-pipeser .mt-4,
.purchase-page .card-pipeser .mt-5,
.purchase-page .card-modelser .mt-4,
.purchase-page .card-modelser .mt-5,
.purchase-page .card-esss .mt-4,
.purchase-page .card-esss .mt-5 {
  margin-top: 0 !important;
}

.purchase-page .card-ceisumlab:hover,
.purchase-page .card-pipeser:hover,
.purchase-page .card-modelser:hover,
.purchase-page .card-esss:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 50px rgba(14, 122, 255, 0.15);
  border-color: rgba(14, 122, 255, 0.22);
}

.card-ceisumlab {
  width: 272px;
  min-height: 500px;
}

.card-pipeser {
  width: 519px;
  min-height: 500px;
}

.card-modelser {
  width: 352px;
  min-height: 500px;
}

.card-esss {
  width: 336px;
  min-height: 500px;
}

.purchase-page .card-ceisumlab > .text-white.fs-5,
.purchase-page .card-pipeser > .text-white.fs-5,
.purchase-page .card-modelser > .text-white.fs-5,
.purchase-page .card-esss > .text-white.fs-5 {
  width: 100%;
  margin: 0 !important;
  padding: 26px 28px;
  text-align: center;
  font-weight: 700;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.purchase-page .card-ceisumlab1 > .text-white.fs-5,
.purchase-page .card-esss1 > .text-white.fs-5 {
  background: linear-gradient(135deg, #c4b5f0 0%, #95a8db 100%);
}

.purchase-page .card-ceisumlab2 > .text-white.fs-5,
.purchase-page .card-modelser1 > .text-white.fs-5,
.purchase-page .card-esss2 > .text-white.fs-5 {
  background: linear-gradient(135deg, #b3d4fc 0%, #7eb5f7 100%);
}

.purchase-page .card-ceisumlab2 {
  border-color: rgba(66, 133, 244, 0.28);
  box-shadow: 0 16px 44px rgba(66, 133, 244, 0.14);
}

.purchase-page .card-ceisumlab3 > .text-white.fs-5,
.purchase-page .card-pipeser1 > .text-white.fs-5,
.purchase-page .card-modelser2 > .text-white.fs-5,
.purchase-page .card-esss3 > .text-white.fs-5 {
  background: linear-gradient(135deg, #7eb8f8 0%, #4a90ef 100%);
}

.purchase-page .card-ceisumlab4 > .text-white.fs-5 {
  background: linear-gradient(135deg, #f2d48a 0%, #dfb24a 100%);
}

.purchase-page .card-ceisumlab5 > .text-white.fs-5,
.purchase-page .card-pipeser2 > .text-white.fs-5,
.purchase-page .card-modelser3 > .text-white.fs-5,
.purchase-page .card-esss4 > .text-white.fs-5 {
  background: linear-gradient(135deg, #5a648f 0%, #1c254f 100%);
}

.purchase-page .card-ceisumlab .card-center,
.purchase-page .card-pipeser .card-center,
.purchase-page .card-modelser .card-center,
.purchase-page .card-esss .card-center {
  height: auto !important;
  flex: 1;
  width: 100%;
  margin-top: 0 !important;
  padding: 28px 32px 20px !important;
  box-sizing: border-box;
  gap: 8px;
  display: flex;
  flex-direction: column;
}

.purchase-page .card-ceisumlab .card-center span,
.purchase-page .card-pipeser .card-center span,
.purchase-page .card-modelser .card-center span,
.purchase-page .card-esss .card-center span {
  width: 100%;
  line-height: 1.6;
  word-break: break-word;
}

.purchase-page .card-ceisumlab .card-center .ps-5,
.purchase-page .card-ceisumlab .card-center .ms-5 {
  padding-left: 1.5rem !important;
  margin-left: 0 !important;
  padding-right: 0.25rem !important;
}

.purchase-page .card-esss .card-center > .w-50,
.purchase-page .card-modelser .card-center > .w-50 {
  padding: 0 8px;
  box-sizing: border-box;
}

/* 产品卡片行：居中横排，适中间距 */
.purchase-page .purchase-section > .d-flex.flex-column,
.purchase-page .purchase-section > section.d-flex {
  width: 100%;
  align-items: center;
}

.purchase-page .purchase-price-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  gap: 12px;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}

.purchase-page .purchase-price-row > [class*="card-"] {
  flex: 0 0 auto;
  max-width: 100%;
}

.purchase-page .purchase-price-row > .card-ceisumlab {
  width: 272px;
}

.purchase-page .purchase-price-row > .card-pipeser {
  width: 519px;
}

.purchase-page .purchase-price-row > .card-modelser {
  width: 352px;
}

.purchase-page .purchase-price-row > .card-esss {
  width: 336px;
  min-height: 500px;
}

/* 桌面端：宽度足够时保持单行 */
@media (min-width: 1280px) {
  .purchase-page .purchase-price-row--5 {
    flex-wrap: nowrap;
  }

  .purchase-page .purchase-price-row--5 > .card-ceisumlab {
    flex: 1 1 0;
    width: auto;
    min-width: 0;
    max-width: 272px;
  }

  .purchase-page .purchase-price-row--3 {
    flex-wrap: nowrap;
  }
}

@media (min-width: 992px) {
  .purchase-page .purchase-price-row--2 {
    flex-wrap: nowrap;
  }
}

.purchase-page .card-esss3 .card-center,
.purchase-page .card-esss4 .card-center {
  flex-direction: column !important;
  align-items: flex-start;
  gap: 8px;
}

.purchase-page .card-esss3 .card-center > .w-50,
.purchase-page .card-esss4 .card-center > .w-50 {
  width: 100% !important;
  padding: 0;
}

.purchase-page .card-esss1 .card-center {
  justify-content: flex-start;
}

.purchase-page .card-esss1 > .text-center.fw-bold {
  margin-top: auto;
  padding: 20px 32px 10px !important;
}

.purchase-page .card-esss > .text-center.row > .purchase-plus-col,
.purchase-page .card-pipeser > .text-center.row > .purchase-plus-col,
.purchase-page .card-modelser > .text-center.row > .purchase-plus-col {
  flex: 0 0 auto;
  width: auto;
  min-height: 176px;
  padding: 14px 6px 0 !important;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  align-self: stretch;
}

.purchase-page .card-esss > .text-center.row > .purchase-plus-col .fs-4,
.purchase-page .card-pipeser > .text-center.row > .purchase-plus-col .fs-4,
.purchase-page .card-modelser > .text-center.row > .purchase-plus-col .fs-4 {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  margin: 12px 0 0;
  font-size: 1.35rem !important;
  line-height: 1;
  color: #8fa3bf !important;
}

.purchase-page .card-esss > .text-center.row > .col-5 {
  min-height: 168px;
}

.purchase-page .card-esss4 .pipe-trolly2 {
  background: linear-gradient(90deg, #5a648f, #1c254f);
}

.purchase-page .card-esss4 .pipe-trolly2:hover {
  background: linear-gradient(90deg, #6a749f, #2a345f);
}

.purchase-page .card-ceisumlab > .text-center,
.purchase-page .card-pipeser > .text-center,
.purchase-page .card-modelser > .text-center,
.purchase-page .card-esss > .text-center {
  align-self: stretch;
  width: 100%;
}

.purchase-page .card-ceisumlab > .text-center.fw-bold:not(.row),
.purchase-page .card-esss > .text-center.fw-bold:not(.row) {
  padding: 16px 32px 10px;
}

.purchase-page .card-ceisumlab .lab-trolly,
.purchase-page .card-ceisumlab .lab-downbtn,
.purchase-page .card-esss .lab-trolly,
.purchase-page .card-pipeser .pipe-trolly,
.purchase-page .card-modelser .lab-trolly,
.purchase-page .card-modelser .pipe-trolly {
  align-self: center;
  margin-top: 8px !important;
  margin-bottom: 28px;
  box-shadow: 0 6px 18px rgba(14, 74, 142, 0.14);
}

.card-center {
  box-sizing: border-box;
}

.card-center-pipe {
  height: auto !important;
  box-sizing: border-box;
}

.pipe-gouwu {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 92px;
}

.purchase-page .card-pipeser > .text-center.row,
.purchase-page .card-esss > .text-center.row,
.purchase-page .card-modelser > .text-center.row {
  flex-shrink: 0;
  margin: 0;
  padding: 18px 24px 28px;
  border-top: 1px solid rgba(14, 122, 255, 0.08);
  background: linear-gradient(180deg, #f8fbff 0%, #fff 100%);
}

.purchase-page .card-pipeser > .text-center.row > [class*="col-"],
.purchase-page .card-esss > .text-center.row > [class*="col-"],
.purchase-page .card-modelser > .text-center.row > [class*="col-"] {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  min-height: 176px;
  padding: 14px 16px 0;
}

.purchase-page .card-pipeser .border-end,
.purchase-page .card-esss .border-end,
.purchase-page .card-modelser .border-end {
  border-color: rgba(14, 122, 255, 0.1) !important;
}

.purchase-page .pipe-gouwu p {
  margin: 0;
}

.purchase-page .pipe-gouwu p.color-555,
.purchase-page .pipe-gouwu .color-555 {
  margin-top: 6px;
  padding-bottom: 0 !important;
  font-size: 13px;
  font-weight: 500;
}

.purchase-page .card-pipeser .pipe-trolly,
.purchase-page .card-esss .pipe-trolly,
.purchase-page .card-modelser .pipe-trolly {
  width: 100%;
  max-width: 132px;
  height: 40px;
  margin-top: 12px !important;
  margin-bottom: 0;
  font-size: 13px;
}

.purchase-page .card-pipeser2 .pipe-trolly2 {
  background: linear-gradient(90deg, #5a648f, #1c254f);
}

.purchase-page .card-pipeser2 .pipe-trolly2:hover {
  background: linear-gradient(90deg, #6a749f, #2a345f);
}

.purchase-page .card-pipeser .card-center a,
.purchase-page .card-esss .card-center a {
  color: #0e7aff;
  text-decoration: none;
  font-weight: 600;
}

.purchase-page .card-pipeser .card-center a:hover,
.purchase-page .card-esss .card-center a:hover {
  text-decoration: underline;
}

/* Buttons */
.purchase-page .lab-trolly,
.purchase-page .lab-downbtn,
.purchase-page .pipe-trolly,
.purchase-page .cimrts-trolly {
  cursor: pointer;
  border-radius: 999px;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.purchase-page .lab-trolly:hover,
.purchase-page .lab-downbtn:hover,
.purchase-page .pipe-trolly:hover,
.purchase-page .cimrts-trolly:hover {
  box-shadow: 0 8px 22px rgba(14, 74, 142, 0.2);
  filter: brightness(1.04);
}

.lab-trolly {
  width: 212px;
  height: 46px;
}

.lab-downbtn {
  width: 212px;
  height: 46px;
  background: linear-gradient(90deg, #a3b2e3, #6c7aa8);
}

.lab-downbtn:hover {
  background: #6677ae;
}

.lab-trolly1,
.esweb-trolly1 {
  background: linear-gradient(90deg, #c2cfe9, #98a8c9);
}

.lab-trolly1:hover,
.esweb-trolly1:hover {
  background: #86a2db;
}

.lab-trolly2 {
  background: linear-gradient(90deg, #adc4f2, #5d8eef);
}

.lab-trolly2:hover {
  background: #558af4;
}

.lab-trolly3 {
  background: linear-gradient(90deg, #eccc87, #e4b145);
}

.lab-trolly3:hover {
  background: #e4b145;
}

.lab-trolly4 {
  background: linear-gradient(90deg, #6972a1, #121a42);
}

.lab-trolly4:hover {
  background: #141f52;
}

.pipe-trolly {
  width: 132px;
  height: 40px;
}

.pipe-trolly1 {
  background: linear-gradient(90deg, #a5bff2, #5d8eef);
}

.pipe-trolly1:hover {
  background: #558af4;
}

.pipe-trolly2 {
  background: linear-gradient(90deg, #6972a1, #121a42);
}

.pipe-trolly2:hover,
.lab-trolly4:hover,
.cimrts-trolly1:hover {
  background: #141f52;
}

.cimrts-trolly {
  width: 291px;
  height: 46px;
}

/* Tool source — 基于原版布局，仅微调间距与对齐 */
.purchase-page .lab-tool {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 0;
}

.purchase-page .lab-tool-card {
  width: 88px;
  height: 88px;
  flex-shrink: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, #0e7aff, #5d9fff);
  box-shadow: 0 10px 24px rgba(14, 122, 255, 0.28);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
}

.purchase-page .lab-buy {
  width: auto;
  max-width: 100%;
  flex: 1;
  padding: 6px 22px !important;
  border: 1px solid #dfe8f4;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(14, 74, 142, 0.08);
}

.purchase-page .lab-buy > .row {
  min-height: 68px;
  margin-left: 0;
  margin-right: 0;
  padding: 14px 4px;
}

@media (min-width: 768px) {
  .purchase-page .lab-buy > .row {
    flex-wrap: nowrap;
  }
}

.purchase-page .lab-buy > .row:last-child {
  border-bottom: none !important;
}

.purchase-page .lab-buy .col-2 {
  padding-right: 12px;
}

.purchase-page .lab-buy .col-2 .color-333 {
  font-weight: 600;
}

.purchase-page .lab-buy .color-777 {
  line-height: 1.6;
  padding-right: 16px;
}

.purchase-page .lab-buy [class*="col-"].d-flex.justify-content-end {
  gap: 10px;
  padding-left: 8px;
}

.lab-buy-dian {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 6px;
  border-radius: 50%;
  vertical-align: middle;
  background: #0e7aff;
}

.purchase-page .lab-gouwuche {
  flex-shrink: 0;
  width: 46px;
  height: 36px;
  cursor: pointer;
  background: url("../../img/purchase/cesiumlab/gouwuche-moren.png") no-repeat center;
  background-size: contain;
  transition: opacity 0.2s ease;
}

.purchase-page .lab-gouwuche:hover {
  opacity: 0.82;
}

.purchase-page .color-888 {
  color: #888 !important;
  font-size: 14px;
  line-height: 1.7;
}

/* Tables */
.purchase-page .table-responsive {
  margin-top: 8px;
}

.purchase-page .table {
  margin-bottom: 0;
  overflow: hidden;
  border: 1px solid #dfe8f4;
  border-radius: 14px;
}

.purchase-page .table thead th {
  padding: 12px 10px;
  border: none;
  color: #fff !important;
  font-size: 13px;
  font-weight: 700;
  background: linear-gradient(90deg, #0e7aff, #15c4ff);
}

.purchase-page .table tbody td {
  padding: 10px;
  vertical-align: middle;
  font-size: 12px;
  line-height: 1.55;
  color: #4a5d75;
}

.purchase-page .table tbody tr:hover {
  background: rgba(14, 122, 255, 0.04);
}

.purchase-page .text-success {
  color: #12a454 !important;
  font-weight: 700;
}

.purchase-page .color-green {
  color: #c0392b !important;
  font-weight: 700;
}

.max-width-100 {
  max-width: 100%;
}

.consult-btn {
  width: 160px;
  height: 50px;
  border: 1px solid #0e7aff;
  border-radius: 999px;
  color: #0e7aff;
  cursor: pointer;
}

.consult-btn:hover {
  background: #0e7aff;
}

.consult-btn:hover a {
  color: #fff;
}

.purchase-page .bg-body-secondary {
  background: transparent !important;
}

@media (min-width: 992px) {
  .purchase-page .purchase-section {
    padding-left: 200px;
    padding-right: 40px;
  }
}

@media (max-width: 991px) {
  .purchase-hero-copy {
    position: static;
    max-width: none;
    padding: 32px 24px;
    transform: none;
    background: linear-gradient(180deg, #eef4ff, #f8fbff);
  }

  .purchase-section {
    padding: 48px 0 40px;
  }

  .purchase-page .lab-buy {
    font-size: 13px;
    padding: 4px 16px !important;
  }
}

@media (max-width: 768px) {
  .purchase-page .lab-tool {
    font-size: 12px;
  }

  .purchase-page .lab-buy {
    padding: 4px 12px !important;
  }

  .purchase-page .lab-buy > .row {
    padding: 12px 2px;
  }

  .card-ceisumlab,
  .card-pipeser,
  .card-modelser,
  .card-esss {
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
  }

  .purchase-page .card-ceisumlab .card-center,
  .purchase-page .card-pipeser .card-center,
  .purchase-page .card-modelser .card-center,
  .purchase-page .card-esss .card-center {
    padding: 22px 24px 16px !important;
  }

  .purchase-page .card-ceisumlab > .text-white.fs-5,
  .purchase-page .card-pipeser > .text-white.fs-5,
  .purchase-page .card-modelser > .text-white.fs-5,
  .purchase-page .card-esss > .text-white.fs-5 {
    padding: 22px 24px;
  }

  .purchase-page .card-pipeser > .text-center.row,
  .purchase-page .card-esss > .text-center.row,
  .purchase-page .card-modelser > .text-center.row {
    padding: 14px 16px 22px;
  }
}