.page-products {
  color: var(--k-chalk);
}

/* ---------- 面包屑 ---------- */
.page-products .k-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--k-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--k-gray);
  margin-bottom: clamp(20px, 4vw, 40px);
}

.page-products .k-crumb a {
  color: var(--k-gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--k-ease), border-color 180ms var(--k-ease);
}

.page-products .k-crumb a:hover {
  color: var(--k-cyan);
  border-bottom-color: var(--k-cyan);
}

.page-products .k-crumb__sep {
  color: var(--k-line);
}

/* ---------- 首屏 ---------- */
.page-products .px-hero {
  padding-top: clamp(20px, 4vw, 44px);
  padding-bottom: clamp(32px, 5vw, 56px);
}

.page-products .px-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
}

.page-products .k-eyebrow {
  margin: 0 0 10px;
  font-family: var(--k-font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--k-cyan);
}

.page-products .px-hero__title {
  margin: 0 0 8px;
  max-width: 12em;
  font-family: var(--k-font-display);
  font-weight: 200;
  font-size: clamp(2.3rem, 6.4vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.012em;
  color: var(--k-chalk);
}

.page-products .px-hero__title::after {
  content: "";
  display: block;
  width: clamp(64px, 12vw, 168px);
  height: 8px;
  margin-top: clamp(18px, 2.4vw, 28px);
  background: var(--k-signal);
  transform: skewX(-20deg);
}

.page-products .k-lead {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--k-gray);
}

.page-products .px-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-products .k-btn {
  display: inline-block;
  padding: 12px 22px;
  font-family: var(--k-font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.page-products .k-btn--ghost {
  background: transparent;
  border: 1px solid var(--k-cyan);
  color: var(--k-cyan);
}

.page-products .k-btn--ghost:hover {
  border-color: var(--k-lime);
  color: var(--k-lime);
}

/* ---------- 媒体容器比例 ---------- */
.page-products .px-media--banner {
  aspect-ratio: 16 / 7;
}

.page-products .px-media--32 {
  aspect-ratio: 3 / 2;
}

.page-products .px-media--43 {
  aspect-ratio: 4 / 3;
}

.page-products .px-media--149 {
  aspect-ratio: 14 / 9;
}

.page-products .k-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--k-line);
}

.page-products .k-media__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 指标条 ---------- */
.page-products .px-meters {
  position: relative;
  border-top: 1px solid var(--k-line);
  border-bottom: 1px solid var(--k-line);
  background: var(--k-night-2);
}

.page-products .px-meters::before {
  content: "";
  position: absolute;
  top: -1px;
  left: clamp(16px, 3.4vw, 48px);
  width: clamp(90px, 16vw, 220px);
  height: 4px;
  background: var(--k-signal);
  transform: skewX(-30deg);
}

.page-products .px-meters__inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--k-line);
}

.page-products .px-meter {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 2.6vw, 30px) clamp(12px, 2vw, 26px);
  background: var(--k-night);
}

.page-products .px-meter__num {
  font-family: var(--k-font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(1.7rem, 3.4vw, 2.7rem);
  line-height: 1;
  color: var(--k-lime);
}

.page-products .px-meter__cap {
  font-family: var(--k-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--k-gray);
}

/* ---------- 章节骨架 ---------- */
.page-products .k-section {
  padding: clamp(48px, 8vw, 108px) 0;
  border-top: 1px solid var(--k-line);
}

.page-products .k-section__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: clamp(28px, 5vw, 56px);
}

.page-products .k-num {
  font-family: var(--k-font-mono);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--k-signal);
}

.page-products .k-title {
  margin: 0 0 14px;
  max-width: 22em;
  font-family: var(--k-font-display);
  font-weight: 300;
  font-size: clamp(1.55rem, 3.4vw, 2.7rem);
  line-height: 1.16;
  letter-spacing: -0.008em;
  color: var(--k-chalk);
}

/* ---------- 01 开通方式 ---------- */
.page-products .px-ways {
  align-items: start;
}

.page-products .px-way {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 8px 18px;
  padding: 26px 10px 26px 0;
  border-top: 1px solid var(--k-line);
  transition: background 180ms var(--k-ease), box-shadow 180ms var(--k-ease);
}

.page-products .px-way:last-child {
  border-bottom: 1px solid var(--k-line);
}

.page-products .px-way:hover,
.page-products .px-way:focus-visible {
  background: var(--k-night-2);
  box-shadow: inset 4px 0 0 var(--k-signal);
}

.page-products .px-way .k-list__num {
  grid-column: 1;
  padding-top: 5px;
  font-family: var(--k-font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--k-signal);
}

.page-products .px-way .k-list__main {
  grid-column: 2;
}

.page-products .px-way .k-list__meta {
  grid-column: 2;
  margin: 0;
  font-family: var(--k-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--k-cyan);
}

.page-products .px-way__title {
  margin: 0 0 6px;
  font-size: 1.12rem;
  font-weight: 500;
  color: var(--k-chalk);
}

.page-products .px-way__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--k-gray);
}

.page-products .px-ways__media {
  margin-top: 24px;
}

/* ---------- 02 价格周期 ---------- */
.page-products .px-cycles {
  align-items: start;
}

.page-products .px-cycle {
  padding: 26px 0;
  border-top: 1px solid var(--k-line);
}

.page-products .px-cycle:last-child {
  border-bottom: 1px solid var(--k-line);
}

.page-products .px-cycle__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.page-products .px-cycle__name {
  font-family: var(--k-font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--k-cyan);
}

.page-products .px-cycle__price {
  font-family: var(--k-font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  line-height: 1;
  color: var(--k-lime);
}

.page-products .px-cycle__price em {
  margin-left: 6px;
  font-style: normal;
  font-size: 0.42em;
  letter-spacing: 0.06em;
  color: var(--k-gray);
}

.page-products .px-bar {
  display: block;
  width: 100%;
  height: 6px;
  margin-bottom: 12px;
}

.page-products .px-bar__track {
  fill: var(--k-line);
}

.page-products .px-bar__fill {
  fill: var(--k-signal);
}

.page-products .px-cycle__note {
  margin: 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.7;
  color: var(--k-gray);
}

.page-products .px-cycles__media {
  margin-top: 24px;
}

/* ---------- 03 版本对照 ---------- */
.page-products .px-versions {
  padding-top: 4px;
}

.page-products .px-versions .k-tab {
  margin: 0 8px 8px 0;
  padding: 10px 20px;
  background: transparent;
  border: 1px solid var(--k-line);
  color: var(--k-gray);
  font-family: var(--k-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 180ms var(--k-ease), border-color 180ms var(--k-ease), background 180ms var(--k-ease);
}

.page-products .px-versions .k-tab:hover {
  color: var(--k-chalk);
  border-color: var(--k-cyan);
}

.page-products .px-versions .k-tab[aria-selected="true"] {
  background: var(--k-signal);
  border-color: var(--k-signal);
  color: #ffffff;
}

.page-products .px-versions .k-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.4vw, 28px);
  margin-top: 20px;
}

.page-products .px-tag {
  position: relative;
  padding: clamp(20px, 3vw, 32px);
  background: var(--k-night-2);
  border: 1px solid var(--k-line);
  transition: box-shadow 180ms var(--k-ease), transform 180ms var(--k-ease);
}

.page-products .px-tag:hover {
  box-shadow: 4px 4px 0 0 var(--k-ember);
}

.page-products .px-tag--pro {
  border-color: var(--k-amber);
}

.page-products .px-tag__label {
  display: block;
  margin-bottom: 14px;
  font-family: var(--k-font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--k-gray);
}

.page-products .px-tag__num {
  font-family: var(--k-font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(2.8rem, 8vw, 4.8rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--k-lime);
}

.page-products .px-tag--pro .px-tag__num {
  color: var(--k-amber);
}

.page-products .px-tag__unit {
  margin-left: 8px;
  font-family: var(--k-font-mono);
  font-size: 0.85rem;
  color: var(--k-gray);
}

.page-products .px-tag__mark {
  display: block;
  width: 48px;
  height: 3px;
  margin-top: 18px;
  background: var(--k-signal);
}

.page-products .px-ver__note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--k-gray);
}

.page-products .px-tablewrap {
  margin-top: clamp(28px, 4vw, 48px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .px-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .px-table th,
.page-products .px-table td {
  padding: 14px 12px;
  text-align: left;
  border-bottom: 1px solid var(--k-line);
}

.page-products .px-table thead th {
  font-family: var(--k-font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--k-gray);
}

.page-products .px-table tbody th {
  font-weight: 500;
  color: var(--k-chalk);
}

.page-products .px-table tbody td {
  color: var(--k-gray);
}

.page-products .px-table tbody tr {
  transition: background 160ms var(--k-ease);
}

.page-products .px-table tbody tr:hover {
  background: var(--k-night-2);
}

.page-products .px-table tr.px-diff {
  box-shadow: inset 3px 0 0 var(--k-signal);
}

.page-products .px-table tr.px-diff th {
  color: var(--k-amber);
}

.page-products .px-versions__media {
  margin-top: clamp(28px, 4vw, 48px);
}

/* ---------- 04 场馆对照库 ---------- */
.page-products .px-venues {
  align-items: start;
}

.page-products .px-venue {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 6px 18px;
  padding: 20px 0;
  border-top: 1px solid var(--k-line);
}

.page-products .px-venue:last-child {
  border-bottom: 1px solid var(--k-line);
}

.page-products .px-venue .k-list__num {
  grid-column: 1;
  padding-top: 4px;
  font-family: var(--k-font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--k-cyan);
}

.page-products .px-venue .k-list__main {
  grid-column: 2;
}

/* ---------- 05 开通与续费 ---------- */
.page-products .px-steps {
  border-top: 1px solid var(--k-line);
}

.page-products .px-step {
  border-bottom: 1px solid var(--k-line);
}

.page-products .px-step .k-fold__btn {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 6px 16px;
  align-items: center;
  width: 100%;
  padding: 22px 0;
  background: transparent;
  border: 0;
  text-align: left;
  color: var(--k-chalk);
  font-family: inherit;
  cursor: pointer;
  transition: color 180ms var(--k-ease);
}

.page-products .px-step__num {
  grid-column: 1;
  font-family: var(--k-font-mono);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--k-signal);
}

.page-products .px-step__title {
  grid-column: 2;
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 500;
}

.page-products .px-step__hint {
  grid-column: 2;
  font-family: var(--k-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--k-gray);
}

.page-products .k-fold__btn:hover .px-step__title,
.page-products .k-fold__btn[aria-expanded="true"] .px-step__title {
  color: var(--k-cyan);
}

.page-products .px-step .k-fold__body {
  padding: 0 0 26px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--k-gray);
}

.page-products .px-step .k-fold__body p {
  margin: 0;
  max-width: 46em;
}

/* ---------- 收尾 ---------- */
.page-products .px-outro {
  padding: clamp(48px, 7vw, 96px) 0;
  border-top: 1px solid var(--k-line);
  background: var(--k-night-2);
}

.page-products .px-outro__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-top: 8px;
}

.page-products .px-outro__link {
  font-family: var(--k-font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--k-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--k-line);
  padding-bottom: 2px;
  transition: color 180ms var(--k-ease), border-color 180ms var(--k-ease);
}

.page-products .px-outro__link:hover {
  color: var(--k-lime);
  border-bottom-color: var(--k-lime);
}

/* ---------- 焦点可见 ---------- */
.page-products a:focus-visible,
.page-products button:focus-visible,
.page-products [tabindex]:focus-visible {
  outline: 2px solid var(--k-lime);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .px-versions .k-panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .px-meter__cap {
    letter-spacing: 0.16em;
  }
}

@media (min-width: 760px) {
  .page-products .px-meters__inner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .px-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-products .k-section__head {
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 32px;
  }

  .page-products .px-ways__media,
  .page-products .px-cycles__media {
    margin-top: 0;
  }

  .page-products .px-hero__media {
    padding-bottom: 8px;
  }
}

@media (max-width: 639px) {
  .page-products .px-hero__title {
    max-width: none;
  }

  .page-products .px-cycle__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-products .px-outro__actions {
    margin-top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}