.page-products {
  --pd-gap: clamp(18px, 2.6vw, 34px);
  --pd-shadow: 8px 8px 0 0 rgba(4, 6, 12, .9);
  position: relative;
  overflow-x: hidden;
  color: var(--ky-body);
  font-family: var(--ky-font);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .pd-sec {
  position: relative;
  padding: clamp(46px, 6.4vw, 92px) 0;
}

.page-products .pd-sec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--ky-cyan) 0 72px, var(--ky-line) 72px 100%);
}

.page-products .pd-hero::before {
  display: none;
}

.page-products .pd-hero {
  padding-top: clamp(22px, 3vw, 40px);
}

.page-products .ky-crumbs {
  margin-bottom: clamp(16px, 2vw, 26px);
}

/* ---------- 首屏框景 ---------- */
.page-products .pd-hero__box {
  position: relative;
  border: 2px solid var(--ky-line-strong);
  background:
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(127, 168, 255, .08) 79px 80px),
    var(--ky-panel);
  box-shadow: var(--pd-shadow);
  padding: clamp(22px, 3.4vw, 46px);
}

.page-products .pd-hero__box::after {
  content: "";
  position: absolute;
  top: -2px;
  right: clamp(18px, 4vw, 52px);
  width: 74px;
  height: 6px;
  background: var(--ky-cyan);
}

.page-products .pd-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pd-gap);
  align-items: center;
}

.page-products .pd-hero__title {
  margin: 14px 0 16px;
  font-size: clamp(34px, 6.6vw, 70px);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--ky-white);
}

.page-products .pd-hero__lede {
  margin: 0 0 clamp(20px, 2.6vw, 32px);
  max-width: 46ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--ky-body);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pd-hero__figure {
  margin: 0;
  border: 2px solid var(--ky-line);
  background: var(--ky-black);
  overflow: hidden;
}

.page-products .pd-hero__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 章节标题 ---------- */
.page-products .pd-head {
  max-width: 760px;
  margin-bottom: clamp(24px, 3.2vw, 44px);
}

.page-products .pd-head .ky-title-l {
  margin: 12px 0 14px;
  color: var(--ky-white);
  line-height: 1.14;
  letter-spacing: .02em;
}

.page-products .pd-head .ky-lede {
  margin: 0;
  color: var(--ky-mist);
  font-size: 16px;
  line-height: 1.75;
}

/* ---------- 工具卡片矩阵 ---------- */
.page-products .pd-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.8vw, 22px);
}

.page-products .pd-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 2.6vw, 32px) clamp(18px, 2.2vw, 30px) clamp(18px, 2.2vw, 26px);
  border: 2px solid var(--ky-line-strong);
  background: var(--ky-panel);
  box-shadow: var(--pd-shadow);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.page-products .pd-card:hover {
  transform: translate(-3px, -3px);
  border-color: var(--ky-cyan);
  box-shadow: 12px 12px 0 0 rgba(31, 107, 255, .42);
}

.page-products .pd-card__idx {
  margin: 0;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--ky-blue-lt);
}

.page-products .pd-card__badge {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 3px 9px;
  font-family: var(--ky-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--ky-cyan);
  border: 1px solid rgba(51, 240, 210, .55);
  background: var(--ky-cyan-dim);
}

.page-products .pd-card__badge--amber {
  color: var(--ky-amber);
  border-color: rgba(255, 162, 58, .55);
  background: var(--ky-amber-dim);
}

.page-products .pd-card__title {
  margin: 0;
  font-size: clamp(22px, 2.2vw, 26px);
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--ky-white);
}

.page-products .pd-card__text {
  margin: 0;
  flex: 1;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ky-body);
}

.page-products .pd-card__link {
  align-self: flex-start;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--ky-cyan);
  text-decoration: none;
  border-bottom: 2px solid rgba(51, 240, 210, .5);
}

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

/* ---------- 分栏 ---------- */
.page-products .pd-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 42px);
  align-items: start;
}

.page-products .pd-split__body {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2vw, 24px);
}

.page-products .pd-figure {
  margin: 0;
  border: 2px solid var(--ky-line-strong);
  background: var(--ky-black);
  box-shadow: var(--pd-shadow);
  overflow: hidden;
}

.page-products .pd-figure img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-products .pd-figure--square img {
  aspect-ratio: 1 / 1;
}

.page-products .pd-figure--wide {
  margin-bottom: clamp(20px, 2.6vw, 34px);
}

.page-products .pd-figure--wide img {
  aspect-ratio: 3 / 2;
}

/* ---------- 清单 ---------- */
.page-products .pd-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--ky-line);
}

.page-products .pd-list li {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 15px 2px;
  border-bottom: 1px solid var(--ky-line);
}

.page-products .pd-list__k {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ky-cyan);
}

.page-products .pd-list__v {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ky-body);
}

.page-products .pd-list--compact li {
  padding: 12px 2px;
}

/* ---------- 小面板 / 提示条 ---------- */
.page-products .pd-mini {
  padding: clamp(18px, 2.2vw, 26px);
  border: 2px solid var(--ky-line);
  background: var(--ky-black);
}

.page-products .pd-mini__title {
  margin: 0 0 12px;
  font-family: var(--ky-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ky-blue-lt);
}

.page-products .pd-mini__row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ky-body);
}

.page-products .pd-mini__row:last-child {
  margin-bottom: 0;
}

.page-products .pd-dot {
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--ky-cyan);
}

.page-products .pd-dot--amber {
  background: var(--ky-amber);
}

.page-products .pd-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: clamp(16px, 2vw, 22px);
  border-left: 3px solid var(--ky-amber);
  background: var(--ky-amber-dim);
}

.page-products .pd-note--cyan {
  border-left-color: var(--ky-cyan);
  background: var(--ky-cyan-dim);
}

.page-products .pd-note__num {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ky-amber);
  padding-top: 3px;
}

.page-products .pd-note--cyan .pd-note__num {
  color: var(--ky-cyan);
}

.page-products .pd-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ky-body);
}

.page-products .pd-note b {
  color: var(--ky-white);
}

/* ---------- 回看开关 ---------- */
.page-products .pd-replay__control {
  display: grid;
  gap: 14px;
  justify-items: start;
  padding: clamp(18px, 2.4vw, 28px);
  border: 2px solid var(--ky-line-strong);
  background: var(--ky-black);
  box-shadow: var(--pd-shadow);
}

.page-products .pd-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-products .pd-switch {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  cursor: pointer;
}

.page-products .pd-switch__track {
  position: relative;
  flex: none;
  width: 62px;
  height: 30px;
  border: 2px solid var(--ky-line-strong);
  background: var(--ky-panel);
  transition: border-color .22s ease, background .22s ease;
}

.page-products .pd-switch__knob {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--ky-mist);
  transition: transform .22s ease, background .22s ease;
}

.page-products .pd-switch__text {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ky-white);
}

.page-products .pd-switch__input:checked + .pd-switch .pd-switch__track {
  border-color: var(--ky-cyan);
  background: var(--ky-cyan-dim);
}

.page-products .pd-switch__input:checked + .pd-switch .pd-switch__knob {
  transform: translateX(32px);
  background: var(--ky-cyan);
}

.page-products .pd-switch__input:focus-visible + .pd-switch .pd-switch__track {
  outline: 2px solid var(--ky-cyan);
  outline-offset: 3px;
}

.page-products .pd-state {
  margin: 0;
  font-family: var(--ky-mono);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--ky-mist);
}

.page-products .pd-state__on {
  display: none;
  color: var(--ky-cyan);
}

.page-products .pd-switch__input:checked ~ .pd-state .pd-state__off {
  display: none;
}

.page-products .pd-switch__input:checked ~ .pd-state .pd-state__on {
  display: inline;
}

/* ---------- 对照表 ---------- */
.page-products .pd-tablewrap {
  overflow-x: auto;
  border: 2px solid var(--ky-line-strong);
  background: var(--ky-panel);
  box-shadow: var(--pd-shadow);
}

.page-products .pd-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .pd-table__caption {
  padding: 14px 18px;
  text-align: left;
  font-family: var(--ky-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--ky-blue-lt);
  border-bottom: 1px solid var(--ky-line);
}

.page-products .pd-table thead th {
  padding: 14px 18px;
  text-align: left;
  font-family: var(--ky-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ky-white);
  background: var(--ky-indigo);
  border-bottom: 1px solid var(--ky-line-strong);
}

.page-products .pd-table tbody th {
  padding: 15px 18px;
  text-align: left;
  font-weight: 700;
  color: var(--ky-white);
  border-bottom: 1px solid var(--ky-line);
}

.page-products .pd-table tbody td {
  padding: 15px 18px;
  color: var(--ky-body);
  line-height: 1.6;
  border-bottom: 1px solid var(--ky-line);
}

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

.page-products .pd-table tbody tr:hover {
  background: rgba(31, 107, 255, .14);
}

.page-products .pd-table td:last-child {
  color: var(--ky-cyan);
}

.page-products .pd-hl {
  color: var(--ky-amber);
  font-size: 14px;
}

/* ---------- 斜切分隔 ---------- */
.page-products .pd-slice {
  height: clamp(26px, 4.2vw, 56px);
  margin: 0 var(--ky-gut);
  background: var(--ky-indigo);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  opacity: .9;
}

/* ---------- 步骤条 ---------- */
.page-products .pd-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.8vw, 20px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-step {
  position: relative;
  padding: clamp(20px, 2.4vw, 28px);
  border: 2px solid var(--ky-line);
  background: var(--ky-panel);
  transition: border-color .22s ease, background .22s ease;
}

.page-products .pd-step:hover {
  border-color: var(--ky-cyan);
  background: var(--ky-indigo);
}

.page-products .pd-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--ky-black);
  background: var(--ky-blue);
}

.page-products .pd-step__title {
  margin: 14px 0 8px;
  font-size: clamp(18px, 1.9vw, 21px);
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--ky-white);
}

.page-products .pd-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ky-body);
}

/* ---------- 下一步 ---------- */
.page-products .pd-next {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(26px, 3.4vw, 44px);
}

.page-products .pd-next__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 4px;
  align-items: center;
  padding: 18px 20px;
  border: 2px solid var(--ky-line-strong);
  background: var(--ky-black);
  text-decoration: none;
  transition: border-color .22s ease, transform .22s ease;
}

.page-products .pd-next__item:hover,
.page-products .pd-next__item:focus-visible {
  border-color: var(--ky-cyan);
  transform: translateY(-2px);
}

.page-products .pd-next__idx {
  grid-row: span 2;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ky-cyan);
}

.page-products .pd-next__item strong {
  font-size: 16px;
  font-weight: 800;
  color: var(--ky-white);
}

.page-products .pd-next__item span:last-child {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ky-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pd-next {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

  .page-products .pd-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .pd-split {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .pd-split--media-left {
    grid-template-columns: 5fr 7fr;
  }
}

@media (min-width: 1080px) {
  .page-products .pd-cards {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-products .pd-card--a { grid-column: span 7; }
  .page-products .pd-card--b { grid-column: span 5; }
  .page-products .pd-card--c { grid-column: span 5; }
  .page-products .pd-card--d { grid-column: span 7; }

  .page-products .pd-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .pd-step:nth-child(even) {
    transform: translateY(22px);
  }
}

@media (max-width: 520px) {
  .page-products .pd-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-products .pd-note {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}