/* ==========================================================
   数据业务页 /business/  —  页面作用域 .page-products
   ========================================================== */

.page-products {
  --pd-blue-lit: #6B8CFF;
  --pd-shadow: 8px 8px 0 rgba(0, 0, 0, .55);
  background: var(--ink);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  padding-bottom: clamp(56px, 8vw, 110px);
  overflow-x: hidden;
}

.page-products h2,
.page-products h3 {
  line-height: 1.25;
}

.page-products p {
  margin: 0;
}

.page-products a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------------- 面包屑 ---------------- */
.page-products .pd-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(20px, 3vw, 34px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .pd-crumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-crumb a:hover,
.page-products .pd-crumb a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--red);
}

.page-products .pd-crumb__here {
  color: var(--white);
}

/* ---------------- 首屏 ---------------- */
.page-products .pd-hero {
  padding-top: clamp(26px, 4vw, 52px);
}

.page-products .pd-rail__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--red);
  margin: 0 0 14px;
}

.page-products .pd-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .pd-rail__list a {
  display: block;
  padding: 7px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-products .pd-rail__list a:hover,
.page-products .pd-rail__list a:focus-visible {
  color: var(--white);
  padding-left: 6px;
}

.page-products .pd-hero .season-chip {
  margin-top: 18px;
}

.page-products .pd-hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(31px, 5.2vw, 72px);
  line-height: 1.06;
  letter-spacing: -.01em;
  margin: 0 0 clamp(16px, 2vw, 24px);
  color: var(--white);
}

.page-products .pd-hero__lede {
  max-width: 62ch;
  font-size: clamp(15.5px, 1.3vw, 17.5px);
  line-height: 1.8;
  color: rgba(245, 247, 250, .78);
}

.page-products .pd-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin-top: clamp(24px, 3vw, 40px);
  background: var(--line);
  border: 2px solid var(--line);
}

@media (min-width: 720px) {
  .page-products .pd-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .pd-stat {
  background: var(--panel);
  padding: 16px 16px 18px;
  display: grid;
  gap: 5px;
  border-top: 3px solid transparent;
}

.page-products .pd-stat:nth-child(1) { border-top-color: var(--red); }
.page-products .pd-stat:nth-child(2) { border-top-color: var(--blue); }
.page-products .pd-stat:nth-child(3) { border-top-color: var(--cyan); }
.page-products .pd-stat:nth-child(4) { border-top-color: var(--gold); }

.page-products .pd-stat__num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1;
  color: var(--white);
}

.page-products .pd-stat__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
}

/* ---------------- 产品窗口 ---------------- */
.page-products .pd-prods {
  margin-top: clamp(48px, 6vw, 88px);
}

.page-products .pd-prods__head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.page-products .pd-h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3.2vw, 42px);
  letter-spacing: -.01em;
  margin: 0;
  color: var(--white);
}

.page-products .pd-prods__note {
  font-size: 15px;
  color: var(--muted);
}

.page-products .pd-windows {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

@media (min-width: 620px) {
  .page-products .pd-windows {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1060px) {
  .page-products .pd-windows {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .pd-window {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 178px;
  padding: 18px 18px 20px;
  background: var(--panel);
  border: 2px solid var(--line);
  border-top-width: 4px;
  color: inherit;
  text-decoration: none;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}

.page-products .pd-window:hover,
.page-products .pd-window:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: var(--pd-shadow);
}

.page-products .pd-window--red { border-top-color: var(--red); }
.page-products .pd-window--blue { border-top-color: var(--blue); }
.page-products .pd-window--cyan { border-top-color: var(--cyan); }
.page-products .pd-window--amber { border-top-color: var(--amber); }

.page-products .pd-window__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .pd-window__dot {
  display: block;
  width: 8px;
  height: 8px;
  background: var(--muted);
}

.page-products .pd-window--red .pd-window__dot { background: var(--red); }
.page-products .pd-window--blue .pd-window__dot { background: var(--pd-blue-lit); }
.page-products .pd-window--cyan .pd-window__dot { background: var(--cyan); }
.page-products .pd-window--amber .pd-window__dot { background: var(--amber); }

.page-products .pd-window__name {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(19px, 1.9vw, 24px);
  letter-spacing: .01em;
  color: var(--white);
}

.page-products .pd-window__desc {
  flex: 1;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 247, 250, .72);
}

.page-products .pd-window__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

/* ---------------- 章节通用 ---------------- */
.page-products .pd-chapter {
  margin-top: clamp(52px, 7vw, 104px);
  scroll-margin-top: calc(var(--bar-h) + 16px);
}

.page-products .pd-chapter__head {
  display: grid;
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--line);
}

@media (min-width: 760px) {
  .page-products .pd-chapter__head {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }
}

.page-products .section-num {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(46px, 7vw, 88px);
  line-height: .82;
  letter-spacing: -.02em;
  color: var(--panel);
  -webkit-text-stroke: 2px rgba(152, 162, 179, .5);
}

@supports not (-webkit-text-stroke: 2px #000) {
  .page-products .section-num {
    color: var(--muted);
    -webkit-text-stroke: 0;
  }
}

.page-products .pd-chapter__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(25px, 3.4vw, 44px);
  letter-spacing: -.005em;
  margin: 0 0 10px;
  color: var(--white);
}

.page-products .pd-chapter__lede {
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 247, 250, .78);
}

.page-products .pd-chapter__lede a,
.page-products .pd-scene__d a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 143, 138, .5);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-chapter__lede a:hover,
.page-products .pd-scene__d a:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------------- 左右分栏 ---------------- */
.page-products .pd-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 40px);
  margin-top: clamp(22px, 3vw, 36px);
}

@media (min-width: 960px) {
  .page-products .pd-split {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }
}

.page-products .pd-fieldblock {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-products .pd-fieldblock__title,
.page-products .pd-notes__title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

.page-products .pd-fieldblock__title::after {
  content: "";
  display: block;
  width: 28px;
  height: 2px;
  margin-top: 9px;
  background: var(--red);
}

/* ---------------- 数据表 ---------------- */
.page-products .pd-tablebox {
  border: 2px solid var(--line);
  background: var(--panel);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

.page-products .pd-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pd-table th,
.page-products .pd-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
}

.page-products .pd-table thead th {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(10, 12, 17, .7);
  position: sticky;
  top: 0;
  z-index: 1;
  white-space: nowrap;
}

.page-products .pd-table tbody tr:last-child td,
.page-products .pd-table tbody tr:last-child th {
  border-bottom: 0;
}

.page-products .pd-table tbody tr:hover td,
.page-products .pd-table tbody tr:hover th {
  background: rgba(245, 247, 250, .035);
}

.page-products .pd-table tbody td:first-child,
.page-products .pd-table tbody th[scope="row"] {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--white);
  white-space: nowrap;
}

.page-products .pd-mark {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  padding: 2px 6px;
  margin: 1px 2px 1px 0;
  border: 1px solid currentColor;
  white-space: nowrap;
}

.page-products .pd-mark--red { color: var(--red); }
.page-products .pd-mark--blue { color: var(--pd-blue-lit); }

/* ---------------- 侧栏说明 ---------------- */
.page-products .pd-notes {
  display: grid;
  gap: 14px;
  align-content: start;
  min-width: 0;
  padding-left: clamp(16px, 2vw, 24px);
  border-left: 3px solid var(--line);
}

.page-products .pd-notes--red { border-left-color: var(--red); }
.page-products .pd-notes--blue { border-left-color: var(--blue); }
.page-products .pd-notes--cyan { border-left-color: var(--cyan); }
.page-products .pd-notes--amber { border-left-color: var(--amber); }

.page-products .pd-points {
  counter-reset: pdpoint;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-products .pd-points > li {
  counter-increment: pdpoint;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(245, 247, 250, .82);
}

.page-products .pd-points > li::before {
  content: counter(pdpoint, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted);
  padding-top: 5px;
}

.page-products .pd-notes__foot {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-products .pd-notes__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 143, 138, .5);
}

.page-products .pd-notes__foot a:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------------- 图片框 ---------------- */
.page-products .pd-figure {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-products .pd-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.92) contrast(1.04);
}

.page-products .pd-figure--wide img { aspect-ratio: 14 / 9; }
.page-products .pd-figure--std img { aspect-ratio: 3 / 2; }
.page-products .pd-figure--square img { aspect-ratio: 1 / 1; }

.page-products .pd-figure figcaption {
  padding: 10px 14px;
  border-top: 2px solid var(--line);
  border-left: 3px solid var(--red);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ---------------- 低密度引用段 ---------------- */
.page-products .pd-quote {
  margin-top: clamp(48px, 6vw, 88px);
  padding: clamp(24px, 3.4vw, 44px) 0;
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  display: grid;
  gap: 14px;
  justify-items: center;
  text-align: center;
}

.page-products .pd-quote__text {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(21px, 3vw, 38px);
  line-height: 1.32;
  max-width: 26ch;
  color: var(--white);
}

.page-products .pd-quote__src {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

/* ---------------- 交付形态 ---------------- */
.page-products .pd-deliver {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: clamp(22px, 3vw, 36px);
}

@media (min-width: 700px) {
  .page-products .pd-deliver {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .pd-deliver__card {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: 20px 18px 22px;
  background: var(--panel);
  border: 2px solid var(--line);
  border-left-width: 5px;
}

.page-products .pd-deliver__card--a { border-left-color: var(--red); }
.page-products .pd-deliver__card--b { border-left-color: var(--blue); }
.page-products .pd-deliver__card--c { border-left-color: var(--cyan); }

.page-products .pd-deliver__for {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-products .pd-deliver__name {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 24px;
  margin: 0;
  color: var(--white);
}

.page-products .pd-deliver__text {
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(245, 247, 250, .8);
}

.page-products .pd-deliver__figure {
  margin-top: clamp(20px, 2.6vw, 32px);
}

/* ---------------- 流程刻度 ---------------- */
.page-products .pd-steps {
  counter-reset: pdstep;
  list-style: none;
  margin: clamp(22px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--panel);
  border: 2px solid var(--line);
}

@media (min-width: 900px) {
  .page-products .pd-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.page-products .pd-step {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 18px 16px 22px;
  border-bottom: 2px solid var(--line);
  border-top: 3px solid transparent;
  transition: border-top-color .2s var(--ease), background .2s var(--ease);
}

.page-products .pd-step:last-child {
  border-bottom: 0;
}

@media (min-width: 900px) {
  .page-products .pd-step {
    border-bottom: 0;
    border-right: 2px solid var(--line);
  }
  .page-products .pd-step:last-child {
    border-right: 0;
  }
}

.page-products .pd-step:hover,
.page-products .pd-step:focus-within {
  border-top-color: var(--red);
  background: rgba(226, 49, 39, .07);
}

.page-products .pd-step__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-products .pd-step__t {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 20px;
  color: var(--white);
}

.page-products .pd-step__d {
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(245, 247, 250, .72);
}

/* ---------------- 订阅档位 ---------------- */
.page-products .pd-tablebox--tiers {
  margin-top: clamp(24px, 3vw, 40px);
}

.page-products .pd-table--tiers {
  min-width: 760px;
}

.page-products .pd-table--tiers thead th {
  white-space: normal;
}

.page-products .pd-table--tiers tbody th[scope="row"] {
  color: var(--muted);
  white-space: nowrap;
  background: rgba(10, 12, 17, .45);
}

.page-products .pd-table--tiers tbody td {
  font-size: 13.5px;
  color: rgba(245, 247, 250, .82);
}

.page-products .pd-table__cap {
  caption-side: top;
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-products .pd-tier-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  background: var(--gold);
  vertical-align: middle;
}

.page-products .pd-tiers__note {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted);
}

/* ---------------- 使用场景 ---------------- */
.page-products .pd-scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: clamp(22px, 3vw, 36px);
}

@media (min-width: 760px) {
  .page-products .pd-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .pd-scene {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 20px 24px;
  background: var(--panel);
  border: 2px solid var(--line);
  border-bottom: 4px solid var(--line);
  transition: border-bottom-color .22s var(--ease), transform .22s var(--ease);
}

.page-products .pd-scene:hover {
  transform: translateY(-3px);
  border-bottom-color: var(--red);
}

.page-products .pd-scene__k {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .pd-scene__t {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 22px;
  margin: 0;
  color: var(--white);
}

.page-products .pd-scene__d {
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(245, 247, 250, .8);
}

.page-products .pd-scenes__foot {
  margin-top: clamp(18px, 2.4vw, 28px);
  font-size: 14px;
  color: var(--muted);
}

.page-products .pd-scenes__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 143, 138, .5);
}

.page-products .pd-scenes__foot a:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------------- 收尾行动区 ---------------- */
.page-products .pd-cta {
  margin-top: clamp(52px, 7vw, 100px);
  padding: clamp(24px, 4vw, 48px);
  display: grid;
  gap: 16px;
  border: 2px solid var(--line);
  border-top: 4px solid var(--red);
  background:
    linear-gradient(118deg, rgba(226, 49, 39, .14) 0%, rgba(10, 12, 17, 0) 46%, rgba(32, 80, 224, .16) 100%),
    var(--ink);
}

.page-products .pd-cta__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3vw, 40px);
  margin: 0;
  color: var(--white);
}

.page-products .pd-cta__text {
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(245, 247, 250, .8);
}

.page-products .pd-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-products .pd-btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  border: 2px solid var(--line);
  background: transparent;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-btn--red {
  background: var(--red);
  border-color: var(--red);
  color: #FFFFFF;
}

.page-products .pd-btn--red:hover,
.page-products .pd-btn--red:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .6);
}

.page-products .pd-btn--ghost:hover,
.page-products .pd-btn--ghost:focus-visible {
  border-color: var(--white);
  background: rgba(245, 247, 250, .07);
}

/* ---------------- 大屏微调 ---------------- */
@media (min-width: 1200px) {
  .page-products .pd-hero__lede {
    font-size: 17.5px;
  }
  .page-products .pd-window {
    min-height: 200px;
  }
}

/* ---------------- 降低动效 ---------------- */
@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
  .page-products .pd-window:hover,
  .page-products .pd-scene:hover {
    transform: none;
    box-shadow: none;
  }
}