.page-products {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  line-height: 1.8;
  overflow-x: hidden;
  padding-bottom: 0;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--serif);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-products p {
  margin: 0;
}

.page-products .container {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 40px);
}

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

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

/* 面包屑 */
.page-products .pp-crumb {
  max-width: 1180px;
  margin-inline: auto;
  padding: clamp(16px, 2.6vw, 26px) clamp(18px, 4vw, 40px) 0;
}

.page-products .pp-crumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  font-size: 0.85rem;
  color: var(--stone);
}

.page-products .pp-crumb li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--mist);
}

.page-products .pp-crumb a {
  color: var(--gold-l);
  text-decoration: none;
}

.page-products .pp-crumb a:hover {
  text-decoration: underline;
}

/* 首屏 */
.page-products .pp-hero {
  padding: clamp(26px, 4vw, 52px) 0 clamp(42px, 6vw, 82px);
}

.page-products .pp-hero-grid {
  display: grid;
  gap: clamp(28px, 4vw, 50px);
  align-items: center;
}

.page-products .pp-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .pp-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cinnabar);
  box-shadow: 0 0 0 4px rgba(178, 58, 46, 0.22);
}

.page-products .pp-hero h1 {
  font-size: clamp(36px, 6.2vw, 74px);
  margin: 0.7rem 0 0;
  color: var(--paper);
}

.page-products .pp-hero-lead {
  margin-top: clamp(16px, 2vw, 24px);
  max-width: 36em;
  font-size: clamp(15px, 1.6vw, 18px);
  color: rgba(244, 239, 228, 0.8);
}

.page-products .pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.74rem 1.4rem;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid var(--gold);
  border-radius: 2px;
  transition: background 0.22s var(--ease), color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-products .btn-gold {
  background: var(--gold);
  color: var(--ink-3);
}

.page-products .btn-gold:hover {
  background: var(--gold-l);
  border-color: var(--gold-l);
}

.page-products .btn-ghost {
  background: transparent;
  color: var(--gold-l);
}

.page-products .btn-ghost:hover {
  background: rgba(201, 162, 75, 0.14);
}

.page-products .pp-hero-facts {
  display: grid;
  gap: 1px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-products .pp-hero-facts > div {
  background: var(--ink-2);
  padding: 14px 16px;
}

.page-products .pp-hero-facts dt {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .pp-hero-facts dd {
  margin: 0.25rem 0 0;
  font-size: 0.92rem;
  color: var(--paper);
}

.page-products .pp-hero-art {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-2);
}

.page-products .pp-hero-art::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 34px;
  height: 34px;
  border-right: 1px solid var(--gold);
  border-bottom: 1px solid var(--gold);
  pointer-events: none;
}

.page-products .pp-hero-art img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* 通用分区 */
.page-products .pp-sec {
  padding: clamp(50px, 7vw, 94px) 0;
}

.page-products .pp-sec--dark {
  background: var(--ink);
}

.page-products .pp-sec--paper {
  background: var(--paper);
  color: var(--ink);
}

.page-products .pp-sec-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 2.4vw, 28px);
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-products .pp-sec-num {
  flex: none;
  font-family: var(--serif);
  font-size: clamp(38px, 6.6vw, 74px);
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold);
  opacity: 0.7;
}

.page-products .pp-sec-head h2 {
  font-size: clamp(23px, 3.4vw, 38px);
  margin-bottom: 0.55rem;
  color: var(--paper);
}

.page-products .pp-sec-head p {
  max-width: 54ch;
  font-size: clamp(14px, 1.5vw, 16px);
  color: rgba(244, 239, 228, 0.76);
}

.page-products .pp-sec--paper .pp-sec-head h2,
.page-products .pp-sec--paper h3 {
  color: var(--ink);
}

.page-products .pp-sec--paper .pp-sec-head p,
.page-products .pp-sec--paper p {
  color: rgba(11, 31, 51, 0.76);
}

.page-products .pp-sec--paper .pp-sec-num {
  -webkit-text-stroke-color: var(--loess);
}

/* 下载入口 */
.page-products .pp-dl-grid {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-products .pp-dl-card {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: clamp(20px, 3vw, 30px);
  background: var(--ink-2);
  transition: background 0.24s var(--ease);
}

.page-products .pp-dl-card:hover {
  background: #16395a;
}

.page-products .pp-dl-k {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .pp-dl-card h3 {
  font-size: clamp(20px, 2.3vw, 26px);
  color: var(--paper);
}

.page-products .pp-dl-card p {
  font-size: 0.94rem;
  color: rgba(244, 239, 228, 0.76);
}

.page-products .pp-dl-list {
  list-style: none;
  margin: 0.2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
  font-size: 0.87rem;
  color: var(--gold-l);
}

.page-products .pp-dl-list li {
  position: relative;
  padding-left: 0.95rem;
}

.page-products .pp-dl-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-products .pp-dl-link {
  margin-top: auto;
  padding-top: 0.6rem;
  align-self: flex-start;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--gold-l);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-dl-link:hover {
  color: var(--gold);
  border-color: var(--gold);
}

.page-products .pp-note {
  margin-top: clamp(18px, 2.6vw, 26px);
  font-size: 0.86rem;
  color: var(--stone);
}

.page-products .pp-note a {
  color: var(--gold-l);
}

/* 服务二栏 */
.page-products .pp-svc-grid {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
  align-items: start;
}

.page-products .pp-svc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(11, 31, 51, 0.16);
}

.page-products .pp-svc-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 clamp(12px, 2vw, 22px);
  padding: clamp(15px, 2.2vw, 21px) 0;
  border-bottom: 1px solid rgba(11, 31, 51, 0.16);
}

.page-products .pp-svc-no {
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--mist);
  padding-top: 0.35rem;
}

.page-products .pp-svc-body h3 {
  font-size: clamp(17px, 2vw, 21px);
  margin-bottom: 0.35rem;
}

.page-products .pp-svc-body p {
  font-size: 0.93rem;
}

.page-products .pp-svc-item--flag {
  background: rgba(178, 58, 46, 0.06);
  border-left: 3px solid var(--cinnabar);
  padding-left: clamp(12px, 2vw, 20px);
  padding-right: clamp(10px, 1.6vw, 16px);
}

.page-products .pp-svc-item--flag .pp-svc-no {
  color: var(--cinnabar);
}

.page-products .pp-svc-tag {
  display: inline-block;
  vertical-align: middle;
  margin-left: 0.55rem;
  padding: 2px 8px;
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--cinnabar);
  border-radius: 2px;
}

.page-products .pp-aside-art {
  margin: 0;
  border: 1px solid rgba(11, 31, 51, 0.18);
}

.page-products .pp-aside-art img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

/* 换设备 */
.page-products .pp-switch {
  padding-top: 0;
}

.page-products .pp-steps {
  position: relative;
  padding-top: 4px;
}

.page-products .pp-steps-line {
  position: absolute;
  left: 14px;
  top: 12px;
  width: 2px;
  height: calc(100% - 40px);
  pointer-events: none;
}

.page-products .pp-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-step {
  position: relative;
  padding-bottom: clamp(20px, 3vw, 30px);
}

.page-products .pp-step:last-child {
  padding-bottom: 0;
}

.page-products .pp-step-no {
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--mist);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--ink);
}

.page-products .pp-step-body {
  margin-left: 46px;
}

.page-products .pp-step-body h3 {
  font-size: clamp(17px, 2vw, 21px);
  margin-bottom: 0.3rem;
}

.page-products .pp-step-body p {
  font-size: 0.93rem;
}

.page-products .pp-step details {
  margin-top: 0.6rem;
  padding-top: 0.55rem;
  border-top: 1px dashed rgba(11, 31, 51, 0.22);
}

.page-products .pp-step summary {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  list-style: none;
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--cinnabar);
}

.page-products .pp-step summary::-webkit-details-marker {
  display: none;
}

.page-products .pp-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  color: var(--mist);
}

.page-products .pp-step details[open] summary::after {
  content: "−";
}

.page-products .pp-step-list-detail {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.3rem;
  font-size: 0.86rem;
  color: rgba(11, 31, 51, 0.74);
}

.page-products .pp-step-list-detail li {
  position: relative;
  padding-left: 0.9rem;
}

.page-products .pp-step-list-detail li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-products .pp-qa {
  margin: clamp(26px, 3.6vw, 38px) 0 0;
  padding-left: clamp(14px, 2vw, 22px);
  border-left: 2px solid var(--gold);
}

.page-products .pp-qa h3 {
  font-size: clamp(18px, 2.2vw, 24px);
  margin-bottom: 0.5rem;
  color: var(--gold-l);
}

.page-products .pp-qa p {
  max-width: 58ch;
  font-size: 0.94rem;
  color: rgba(244, 239, 228, 0.78);
}

.page-products .pp-qa--paper {
  border-left-color: var(--cinnabar);
}

.page-products .pp-qa--paper h3 {
  color: var(--ink);
}

.page-products .pp-qa--paper p {
  color: rgba(11, 31, 51, 0.76);
}

.page-products .pp-switch-art {
  margin: clamp(26px, 4vw, 40px) 0 0;
  border: 1px solid rgba(11, 31, 51, 0.16);
}

.page-products .pp-switch-art img {
  width: 100%;
  aspect-ratio: 10 / 7;
  max-height: 260px;
  object-fit: cover;
  opacity: 0.92;
}

/* 费用 */
.page-products .pp-fee-grid {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
  align-items: start;
}

.page-products .pp-fee-points {
  list-style: none;
  margin: 0 0 clamp(20px, 3vw, 28px);
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-block: 1px solid var(--line-soft);
}

.page-products .pp-fee-points li {
  background: var(--ink);
  padding: 14px 0;
  font-size: 0.92rem;
  color: rgba(244, 239, 228, 0.78);
}

.page-products .pp-fee-points span {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .pp-fee-art {
  margin: 0;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
}

.page-products .pp-fee-art img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* 兼容与安装 */
.page-products .pp-tabs {
  border-top: 1px solid var(--line);
  padding-top: clamp(18px, 2.6vw, 26px);
}

.page-products .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-products .tab {
  padding: 0.55rem 1.05rem;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gold-l);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .tab:hover {
  background: rgba(201, 162, 75, 0.12);
}

.page-products .tab[aria-selected="true"] {
  background: var(--gold);
  color: var(--ink-3);
  border-color: var(--gold);
}

.page-products .pp-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .pp-panel li {
  background: var(--ink);
  padding: 15px 18px;
  font-size: 0.93rem;
  color: rgba(244, 239, 228, 0.8);
}

.page-products .pp-panel-k {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pp-panel a {
  color: var(--gold-l);
}

/* 资料下载带 */
.page-products .pp-docs {
  position: relative;
  overflow: hidden;
  background: var(--ink-3);
  padding: clamp(42px, 6vw, 76px) 0 clamp(46px, 6vw, 78px);
}

.page-products .pp-docs-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-products .pp-docs-inner {
  position: relative;
  z-index: 1;
}

.page-products .pp-docs-head h2 {
  font-size: clamp(22px, 3.2vw, 34px);
  color: var(--paper);
}

.page-products .pp-docs-head p {
  margin-top: 0.5rem;
  max-width: 52ch;
  font-size: 0.94rem;
  color: var(--stone);
}

.page-products .pp-docs-list {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-soft);
  background: var(--line-soft);
}

.page-products .pp-docs-list a {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  height: 100%;
  padding: 16px 18px;
  font-family: var(--serif);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  background: rgba(7, 21, 35, 0.74);
  transition: background 0.22s var(--ease), color 0.22s var(--ease);
}

.page-products .pp-docs-list a span {
  font-family: var(--sans);
  font-size: 0.79rem;
  font-weight: 400;
  color: var(--stone);
}

.page-products .pp-docs-list a:hover {
  background: var(--ink-2);
  color: var(--gold-l);
}

.page-products .pp-docs-list a:hover span {
  color: var(--gold-l);
}

/* 宽屏 */
@media (min-width: 720px) {
  .page-products .pp-hero-facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-dl-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-docs-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .page-products .pp-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .page-products .pp-svc-grid {
    grid-template-columns: 1.45fr 0.75fr;
    gap: clamp(30px, 4vw, 56px);
  }

  .page-products .pp-svc-aside {
    position: sticky;
    top: 24px;
  }

  .page-products .pp-fee-grid {
    grid-template-columns: 1fr 0.85fr;
    gap: clamp(30px, 4vw, 60px);
  }

  .page-products .pp-docs-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-switch-art img {
    max-height: 300px;
  }
}

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