.page-products {
  --pr-body: rgba(20, 18, 15, .78);
  --pr-body-strong: rgba(20, 18, 15, .88);
  --pr-pad-y: clamp(52px, 8vw, 104px);
  background: var(--ky-canvas);
  color: var(--ky-ink);
  font-family: var(--ky-hei);
}

.page-products a {
  color: inherit;
}

.page-products .pr-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(20px, 3vw, 32px);
  font-size: var(--ky-fs-14);
  color: var(--ky-steel);
}

.page-products .pr-crumb a {
  color: var(--ky-leaf);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .24s ease-out;
}

.page-products .pr-crumb a:hover,
.page-products .pr-crumb a:focus-visible {
  border-bottom-color: var(--ky-gold);
}

.page-products .ky-section__title {
  font-family: var(--ky-serif);
  font-weight: 900;
  font-size: var(--ky-fs-32);
  line-height: 1.3;
  letter-spacing: -.01em;
  margin: 10px 0 0;
  color: var(--ky-ink);
}

/* ---------- 首屏 ---------- */

.page-products .pr-hero {
  padding: clamp(28px, 4vw, 48px) 0 clamp(52px, 7vw, 88px);
}

.page-products .pr-hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .pr-hero__title {
  font-family: var(--ky-serif);
  font-weight: 900;
  font-size: var(--ky-fs-48);
  line-height: 1.16;
  letter-spacing: -.015em;
  margin: 12px 0 20px;
  max-width: 18ch;
}

.page-products .pr-hero__copy {
  margin: 0;
  max-width: 34em;
  font-size: var(--ky-fs-18);
  line-height: 1.85;
  color: var(--pr-body-strong);
}

.page-products .pr-hero__aside {
  background: var(--ky-gold-soft);
  border-radius: var(--ky-radius-lg) var(--ky-radius-lg) var(--ky-radius-lg) 6px;
  padding: clamp(22px, 3vw, 30px);
}

.page-products .pr-hero__aside-idx {
  margin: 0 0 18px;
  font-family: var(--ky-mono);
  font-size: var(--ky-fs-12);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ky-leaf);
}

.page-products .pr-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-products .pr-quick__item {
  display: grid;
  gap: 6px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(20, 80, 60, .18);
}

.page-products .pr-quick__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .pr-quick__name {
  font-family: var(--ky-hei);
  font-weight: 700;
  font-size: var(--ky-fs-18);
  color: var(--ky-leaf-deep);
}

.page-products .pr-quick__meta {
  font-size: var(--ky-fs-14);
  color: var(--ky-steel);
  line-height: 1.7;
}

.page-products .pr-quick__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.page-products .pr-badge {
  display: inline-block;
  padding: 3px 11px;
  border-radius: var(--ky-radius-pill);
  background: var(--ky-white);
  color: var(--ky-leaf);
  font-size: var(--ky-fs-12);
  line-height: 1.6;
  white-space: nowrap;
}

/* ---------- 汇流路径 ---------- */

.page-products .pr-merge {
  padding: var(--pr-pad-y) 0;
}

.page-products .pr-merge__intro {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: var(--ky-fs-16);
  line-height: 1.8;
  color: var(--pr-body);
}

.page-products .pr-merge__figure {
  position: relative;
  margin: clamp(28px, 4vw, 44px) 0 0;
  aspect-ratio: 16 / 8;
  border-radius: var(--ky-radius-lg);
  overflow: hidden;
  background: var(--ky-leaf-tint);
}

.page-products .pr-merge__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
}

.page-products .pr-merge__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.page-products .pr-merge__line {
  fill: none;
  stroke: var(--ky-leaf);
  stroke-width: 2.5;
  stroke-linecap: round;
  opacity: .85;
}

.page-products .pr-merge__trunk {
  fill: none;
  stroke: var(--ky-gold);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 12 9;
}

.page-products .pr-merge__dot {
  fill: var(--ky-leaf);
}

.page-products .pr-merge__node {
  fill: var(--ky-gold);
  stroke: var(--ky-canvas);
  stroke-width: 3;
}

.page-products .pr-merge__tag {
  position: absolute;
  font-family: var(--ky-hei);
  font-weight: 700;
  font-size: var(--ky-fs-14);
  letter-spacing: .02em;
  padding: 6px 14px;
  border-radius: var(--ky-radius-pill);
  background: var(--ky-canvas);
  color: var(--ky-leaf-deep);
  box-shadow: 0 6px 18px -14px rgba(10, 43, 32, .8);
}

.page-products .pr-merge__tag--left {
  left: 6%;
  top: 8%;
}

.page-products .pr-merge__tag--right {
  right: 6%;
  top: 8%;
}

.page-products .pr-merge__tag--base {
  left: 50%;
  bottom: 7%;
  transform: translateX(-50%);
  background: var(--ky-leaf);
  color: var(--ky-white);
  font-family: var(--ky-mono);
  font-size: var(--ky-fs-12);
  font-weight: 400;
  letter-spacing: .06em;
  white-space: nowrap;
}

.page-products .pr-merge__note {
  margin: 22px 0 0;
  font-size: var(--ky-fs-14);
  color: var(--ky-steel);
}

.page-products .pr-merge__note a {
  color: var(--ky-leaf);
  text-decoration: none;
  border-bottom: 1px solid var(--ky-gold);
}

/* ---------- 两个版本 ---------- */

.page-products .pr-ver-section {
  padding: var(--pr-pad-y) 0;
}

.page-products .pr-ver {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
  align-items: center;
}

.page-products .pr-ver + .pr-ver {
  margin-top: clamp(56px, 8vw, 112px);
  padding-top: clamp(44px, 6vw, 76px);
  border-top: 1px solid var(--ky-line);
}

.page-products .pr-ver__title {
  font-family: var(--ky-serif);
  font-weight: 900;
  font-size: var(--ky-fs-24);
  line-height: 1.35;
  margin: 10px 0 14px;
}

.page-products .pr-ver__lead {
  margin: 0;
  font-size: var(--ky-fs-16);
  line-height: 1.85;
  color: var(--pr-body-strong);
}

.page-products .pr-ver__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pr-ver__list li {
  position: relative;
  padding-left: 24px;
  font-size: var(--ky-fs-16);
  line-height: 1.8;
  color: var(--pr-body);
}

.page-products .pr-ver__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 12px;
  height: 2px;
  background: var(--ky-gold);
}

.page-products .pr-ver__more {
  margin: 22px 0 0;
  font-size: var(--ky-fs-14);
  color: var(--ky-steel);
}

.page-products .pr-ver__more a {
  color: var(--ky-leaf);
  text-decoration: none;
  border-bottom: 1px solid var(--ky-gold);
}

.page-products .pr-ver__media {
  margin: 0;
  border-radius: var(--ky-radius-lg) 6px var(--ky-radius-lg) var(--ky-radius-lg);
  overflow: hidden;
  background: var(--ky-leaf-tint);
  aspect-ratio: 3 / 2;
}

.page-products .pr-ver--mobile .pr-ver__media {
  border-radius: 6px var(--ky-radius-lg) var(--ky-radius-lg) var(--ky-radius-lg);
}

.page-products .pr-ver__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .pr-spec {
  margin: 26px 0 0;
  display: grid;
  gap: 14px;
}

.page-products .pr-spec > div {
  border-top: 2px solid var(--ky-leaf);
  padding-top: 10px;
}

.page-products .pr-spec dt {
  font-size: var(--ky-fs-12);
  letter-spacing: .08em;
  color: var(--ky-steel);
}

.page-products .pr-spec dd {
  margin: 5px 0 0;
  font-size: var(--ky-fs-16);
  font-weight: 700;
  color: var(--ky-ink);
  line-height: 1.6;
}

/* ---------- 目录对照表 ---------- */

.page-products .pr-align {
  position: relative;
  overflow: hidden;
  padding: var(--pr-pad-y) 0;
}

.page-products .pr-align__inner {
  position: relative;
}

.page-products .pr-align__bg {
  position: absolute;
  left: -8%;
  bottom: -14%;
  width: 48%;
  max-width: 560px;
  height: auto;
  opacity: .12;
  pointer-events: none;
  z-index: 0;
}

.page-products .pr-align__head,
.page-products .pr-table__wrap,
.page-products .pr-align__foot {
  position: relative;
  z-index: 1;
}

.page-products .pr-align__intro {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: var(--ky-fs-16);
  line-height: 1.8;
  color: var(--pr-body);
}

.page-products .pr-table__wrap {
  margin-top: clamp(26px, 3.5vw, 40px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pr-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: var(--ky-fs-16);
}

.page-products .pr-table thead th {
  text-align: left;
  padding: 12px 16px;
  font-family: var(--ky-hei);
  font-weight: 700;
  font-size: var(--ky-fs-14);
  letter-spacing: .04em;
  color: var(--ky-leaf);
  border-bottom: 2px solid var(--ky-leaf);
  white-space: nowrap;
}

.page-products .pr-table tbody th,
.page-products .pr-table tbody td {
  text-align: left;
  padding: 15px 16px;
  border-bottom: 1px solid var(--ky-line);
  font-weight: 400;
  color: var(--pr-body-strong);
  vertical-align: top;
}

.page-products .pr-table tbody th {
  color: var(--ky-leaf);
  width: 72px;
}

.page-products .pr-table tbody td:nth-child(2) {
  font-weight: 700;
  color: var(--ky-ink);
}

.page-products .pr-table tbody td:last-child {
  color: var(--ky-steel);
  white-space: nowrap;
}

.page-products .pr-table tbody tr:nth-child(even) {
  background: rgba(230, 236, 236, .5);
}

.page-products .pr-table tbody tr {
  transition: background-color .24s ease-out;
}

.page-products .pr-table tbody tr:hover {
  background: var(--ky-gold-soft);
}

.page-products .pr-table tbody tr:hover th,
.page-products .pr-table tbody tr:hover td {
  color: var(--ky-ink);
}

.page-products .pr-align__foot {
  margin: clamp(22px, 3vw, 32px) 0 0;
  max-width: 38em;
  font-size: var(--ky-fs-14);
  line-height: 1.8;
  color: var(--ky-steel);
}

/* ---------- 收藏同步 ---------- */

.page-products .pr-sync {
  padding: var(--pr-pad-y) 0;
}

.page-products .pr-sync__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-products .pr-sync__lead {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: var(--ky-fs-16);
  line-height: 1.85;
  color: var(--pr-body-strong);
}

.page-products .pr-sync__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pr-sync__list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--ky-fs-16);
  line-height: 1.8;
  color: var(--pr-body);
}

.page-products .pr-sync__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ky-gold);
}

.page-products .pr-sync__list strong {
  color: var(--ky-ink);
  font-weight: 700;
}

.page-products .pr-sync__panel {
  background: var(--ky-leaf);
  color: var(--ky-white);
  border-radius: var(--ky-radius-lg) var(--ky-radius-lg) 6px var(--ky-radius-lg);
  padding: clamp(24px, 3vw, 32px);
}

.page-products .pr-sync__panel-title {
  margin: 0 0 20px;
  font-family: var(--ky-mono);
  font-size: var(--ky-fs-12);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ky-gold);
}

.page-products .pr-sync__facts {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-products .pr-sync__facts > div {
  padding: 14px 0;
  border-top: 1px solid rgba(255, 255, 255, .16);
}

.page-products .pr-sync__facts > div:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pr-sync__facts > div:last-child {
  padding-bottom: 0;
}

.page-products .pr-sync__facts dt {
  font-size: var(--ky-fs-12);
  letter-spacing: .06em;
  color: rgba(255, 255, 255, .62);
}

.page-products .pr-sync__facts dd {
  margin: 6px 0 0;
  font-size: var(--ky-fs-16);
  font-weight: 700;
  line-height: 1.6;
  color: var(--ky-white);
}

/* ---------- 安装三步 ---------- */

.page-products .pr-steps {
  padding: var(--pr-pad-y) 0;
}

.page-products .pr-steps__top {
  display: grid;
  gap: 14px;
}

.page-products .pr-steps__note {
  margin: 0;
  font-size: var(--ky-fs-16);
  line-height: 1.8;
  color: var(--pr-body);
}

.page-products .pr-steps__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  margin-top: clamp(28px, 4vw, 44px);
}

.page-products .pr-steps__list {
  counter-reset: prs;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pr-steps__list li {
  counter-increment: prs;
  position: relative;
  padding: 24px 0 24px 72px;
  border-bottom: 1px solid var(--ky-line);
}

.page-products .pr-steps__list li:first-child {
  padding-top: 0;
}

.page-products .pr-steps__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pr-steps__list li::before {
  content: counter(prs, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 22px;
  font-family: var(--ky-mono);
  font-size: var(--ky-fs-32);
  font-weight: 700;
  line-height: 1;
  color: var(--ky-gold);
}

.page-products .pr-steps__list li:first-child::before {
  top: 0;
}

.page-products .pr-steps__list h3 {
  margin: 0 0 8px;
  font-family: var(--ky-hei);
  font-weight: 700;
  font-size: var(--ky-fs-18);
  line-height: 1.5;
}

.page-products .pr-steps__list p {
  margin: 0;
  font-size: var(--ky-fs-16);
  line-height: 1.85;
  color: var(--pr-body);
}

.page-products .pr-steps__media {
  margin: 0;
  border-radius: var(--ky-radius-lg);
  overflow: hidden;
  background: var(--ky-leaf-tint);
  aspect-ratio: 3 / 2;
}

.page-products .pr-steps__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 版本记录 ---------- */

.page-products .pr-timeline {
  padding: var(--pr-pad-y) 0;
}

.page-products .pr-timeline .ky-section__title {
  color: var(--ky-white);
}

.page-products .pr-timeline .ky-eyebrow {
  color: var(--ky-gold);
}

.page-products .pr-timeline__intro {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: var(--ky-fs-16);
  line-height: 1.8;
  color: rgba(255, 255, 255, .7);
}

.page-products .pr-timeline__list {
  list-style: none;
  margin: clamp(34px, 5vw, 56px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(30px, 4vw, 44px);
}

.page-products .pr-timeline__item {
  position: relative;
  padding-top: 26px;
  border-top: 2px solid rgba(217, 164, 65, .38);
}

.page-products .pr-timeline__item::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ky-gold);
}

.page-products .pr-timeline__v {
  display: block;
  font-family: var(--ky-mono);
  font-size: var(--ky-fs-14);
  letter-spacing: .12em;
  color: var(--ky-gold);
}

.page-products .pr-timeline__item h3 {
  margin: 10px 0 0;
  font-family: var(--ky-serif);
  font-weight: 900;
  font-size: var(--ky-fs-24);
  line-height: 1.35;
  color: var(--ky-white);
}

.page-products .pr-timeline__item p {
  margin: 12px 0 0;
  font-size: var(--ky-fs-16);
  line-height: 1.85;
  color: rgba(255, 255, 255, .74);
}

.page-products .pr-timeline__foot {
  margin: clamp(32px, 4vw, 48px) 0 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .16);
  font-size: var(--ky-fs-14);
  line-height: 1.85;
  color: rgba(255, 255, 255, .62);
}

.page-products .pr-timeline__foot a {
  color: var(--ky-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 164, 65, .5);
}

/* ---------- 结尾通道 ---------- */

.page-products .pr-cta {
  padding: var(--pr-pad-y) 0;
  background: var(--ky-gold-soft);
}

.page-products .pr-cta__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-products .pr-cta__title {
  margin: 0;
  font-family: var(--ky-serif);
  font-weight: 900;
  font-size: var(--ky-fs-24);
  line-height: 1.35;
  color: var(--ky-leaf-deep);
}

.page-products .pr-cta__copy {
  margin: 12px 0 0;
  max-width: 38em;
  font-size: var(--ky-fs-16);
  line-height: 1.85;
  color: rgba(20, 18, 15, .72);
}

.page-products .pr-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-products .pr-spec {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pr-steps__top {
    grid-template-columns: 7fr 5fr;
    align-items: end;
    gap: clamp(24px, 4vw, 56px);
  }
}

@media (min-width: 760px) {
  .page-products .pr-timeline__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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

  .page-products .pr-hero__aside {
    margin-top: 8px;
  }

  .page-products .pr-ver {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .pr-ver--flip {
    grid-template-columns: 5fr 7fr;
  }

  .page-products .pr-ver--mobile .pr-ver__media {
    aspect-ratio: 4 / 5;
  }

  .page-products .pr-ver--flip .pr-ver__media {
    aspect-ratio: 8 / 5;
  }

  .page-products .pr-sync__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .pr-steps__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-products .pr-cta__inner {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .pr-cta__links {
    justify-content: flex-end;
  }
}

@media (max-width: 719px) {
  .page-products .pr-merge__figure {
    aspect-ratio: 5 / 4;
  }

  .page-products .pr-merge__tag--left,
  .page-products .pr-merge__tag--right {
    top: 5%;
    font-size: var(--ky-fs-12);
    padding: 5px 11px;
  }

  .page-products .pr-merge__tag--base {
    bottom: 5%;
    font-size: 11px;
    padding: 5px 11px;
  }
}

@media (max-width: 520px) {
  .page-products .pr-ver__media,
  .page-products .pr-steps__media {
    aspect-ratio: 4 / 3;
  }

  .page-products .pr-steps__list li {
    padding-left: 58px;
  }

  .page-products .pr-steps__list li::before {
    font-size: var(--ky-fs-24);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}