/* ==================== 下载与入口 ==================== */
.page-products {
  --prod-gap: clamp(18px, 2.6vw, 34px);
  --prod-block: clamp(44px, 6vw, 88px);
  display: block;
  background: var(--deep);
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  padding: 18px var(--pad-x) 0;
}
.page-products .crumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}
.page-products .crumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(199, 207, 214, .38);
}
.page-products .crumb-list a {
  color: var(--silver);
  text-decoration: none;
}
.page-products .crumb-list a:hover,
.page-products .crumb-list a:focus-visible {
  color: var(--cyan);
}

/* ---------- 通用章节 ---------- */
.page-products .section {
  position: relative;
  padding-block: var(--prod-block);
}
.page-products .section-title {
  margin: 0 0 12px;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--mist);
}
.page-products .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}
.page-products .section-lede {
  max-width: 62ch;
  margin: 0 0 30px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 首屏 ---------- */
.page-products .hero-entry {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  padding: clamp(30px, 5vw, 74px) var(--pad-x) clamp(34px, 4.6vw, 62px);
  overflow: hidden;
  background: var(--deep);
  border-bottom: 1px solid var(--line);
}
.page-products .hero-entry::before {
  content: "";
  position: absolute;
  inset: -18% -22% 26% 42%;
  background: linear-gradient(122deg, rgba(16, 31, 63, .96), rgba(58, 46, 110, .5) 58%, rgba(11, 43, 38, 0) 100%);
  transform: skewY(-7deg);
  pointer-events: none;
}
.page-products .hero-entry::after {
  content: "";
  position: absolute;
  left: var(--pad-x);
  bottom: 0;
  width: clamp(70px, 14vw, 190px);
  height: 3px;
  background: linear-gradient(90deg, var(--orange), rgba(255, 122, 47, 0));
}
.page-products .hero-copy {
  position: relative;
  max-width: 46ch;
}
.page-products .hero-entry h1 {
  margin: 0 0 18px;
  font-size: clamp(29px, 5.6vw, 60px);
  line-height: 1.06;
  letter-spacing: -.03em;
  font-weight: 900;
  color: var(--mist);
}
.page-products .hero-lede {
  margin: 0 0 26px;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: var(--silver);
  max-width: 42ch;
}
.page-products .hero-paths {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .hero-paths .btn {
  text-decoration: none;
}
.page-products .hero-index {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
  margin: 0;
  padding-left: 16px;
  border-left: 1px solid var(--line-cyan);
}
.page-products .hero-idx {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.page-products .hero-idx-v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--cyan);
  line-height: 1.1;
}
.page-products .hero-idx-k {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}
@media (min-width: 900px) {
  .page-products .hero-entry {
    grid-template-columns: minmax(0, 1.4fr) minmax(230px, .6fr);
    align-items: end;
  }
  .page-products .hero-index {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

/* ---------- 入口总览 ---------- */
.page-products .section-entries {
  background: linear-gradient(180deg, var(--deep) 0%, #0d3230 60%, var(--deep) 100%);
}
.page-products .entry-map {
  margin: 0 0 clamp(26px, 4vw, 44px);
}
.page-products .tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: var(--radius-a);
  background: rgba(6, 11, 12, .52);
}
.page-products .tab {
  appearance: none;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 2px 14px 2px 14px;
  background: transparent;
  color: var(--silver);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  cursor: pointer;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.page-products .tab:hover {
  color: var(--mist);
}
.page-products .tab[aria-selected="true"] {
  border-color: var(--cyan);
  background: linear-gradient(135deg, rgba(53, 224, 255, .18), rgba(16, 31, 63, .92));
  color: var(--mist);
  box-shadow: 0 0 0 1px rgba(53, 224, 255, .2), 0 0 20px rgba(53, 224, 255, .16);
}
.page-products .tab:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}
.page-products .tabpanel {
  padding: clamp(20px, 3vw, 30px) 0 0;
  border-top: 1px solid var(--line);
}
.page-products .tabpanel[hidden] {
  display: none;
}
.page-products .panel-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}
.page-products .panel-title {
  margin: 0 0 12px;
  font-size: clamp(19px, 2.2vw, 25px);
  line-height: 1.3;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--mist);
}
.page-products .panel-text {
  margin: 0 0 13px;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--silver);
}
.page-products .panel-text a {
  color: var(--cyan);
}
.page-products .panel-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-products .panel-list li {
  padding: 11px 0 11px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
  position: relative;
}
.page-products .panel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  width: 6px;
  height: 6px;
  background: var(--orange);
  border-radius: 50%;
}
.page-products .panel-list a {
  color: var(--cyan);
  text-decoration: none;
}
.page-products .panel-list a:hover {
  text-decoration: underline;
}
@media (min-width: 840px) {
  .page-products .panel-inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(28px, 4vw, 56px);
  }
}

/* ---------- 新用户首次访问专区 ---------- */
.page-products .section-firstvisit {
  background: linear-gradient(158deg, var(--amethyst) 0%, #241c47 54%, var(--indigo) 100%);
  border-block: 1px solid rgba(53, 224, 255, .22);
}
.page-products .section-firstvisit .section-lede {
  color: #d7d3ea;
}
.page-products .firstvisit-map {
  margin: 0 0 clamp(28px, 4vw, 48px);
}
.page-products .steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin: 0;
  padding: 0;
  list-style: none;
  position: relative;
}
.page-products .step {
  position: relative;
  padding-top: 18px;
  border-top: 1px solid var(--line-cyan);
}
.page-products .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: rgba(11, 43, 38, .62);
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
}
.page-products .step-title {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 800;
  color: var(--mist);
}
.page-products .step-text {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: #d7d3ea;
  max-width: 40ch;
}
.page-products .step-link {
  margin: 0;
  font-size: 14px;
}
.page-products .step-link a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 255, .4);
}
.page-products .step-link a:hover {
  border-bottom-color: var(--cyan);
}
@media (min-width: 860px) {
  .page-products .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(24px, 3.4vw, 46px);
  }
  .page-products .steps::before {
    content: "";
    position: absolute;
    top: 37px;
    left: 4%;
    right: 4%;
    height: 1px;
    background: linear-gradient(90deg, rgba(53, 224, 255, 0), var(--cyan) 20%, var(--cyan) 80%, rgba(53, 224, 255, 0));
    opacity: .55;
  }
}

/* ---------- iOS 入口 ---------- */
.page-products .section-ios {
  background: var(--deep);
}
.page-products .ios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}
.page-products .ios-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}
.page-products .ios-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}
.page-products .ios-list strong {
  display: inline-block;
  margin-right: 6px;
  color: var(--mist);
  font-weight: 700;
}
.page-products .ios-shot {
  margin: 0;
}
@media (min-width: 880px) {
  .page-products .ios-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }
  .page-products .ios-shot {
    max-height: 620px;
  }
}

/* ---------- 功能清单 ---------- */
.page-products .section-features {
  background: linear-gradient(180deg, var(--indigo) 0%, #0c1832 70%, var(--deep) 100%);
  border-block: 1px solid var(--line);
}
.page-products .feature-map {
  margin: 0 0 clamp(26px, 4vw, 42px);
}
.page-products .feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-products .feature {
  padding: 16px 18px 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-b);
  background: rgba(11, 43, 38, .42);
  transition: border-color .25s ease, background .25s ease;
}
.page-products .feature[open] {
  border-color: var(--line-cyan);
  background: rgba(11, 43, 38, .68);
}
.page-products .feature-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 0 12px;
  cursor: pointer;
  list-style: none;
}
.page-products .feature-summary::-webkit-details-marker {
  display: none;
}
.page-products .feature-summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}
.page-products .feature[open] .feature-summary::after {
  content: "–";
}
.page-products .feature-summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
}
.page-products .feature-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange);
}
.page-products .feature-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--mist);
}
.page-products .feature-body {
  margin: 0 0 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}
.page-products .feature-data { border-left: 2px solid var(--cyan); }
.page-products .feature-search { border-left: 2px solid var(--silver); }
.page-products .feature-alert { border-left: 2px solid var(--orange); }
.page-products .feature-personal { border-left: 2px solid var(--amber); }
@media (min-width: 780px) {
  .page-products .feature-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 18px;
  }
  .page-products .feature:nth-child(1) { grid-column: span 7; }
  .page-products .feature:nth-child(2) { grid-column: span 5; }
  .page-products .feature:nth-child(3) { grid-column: span 5; }
  .page-products .feature:nth-child(4) { grid-column: span 7; }
}

/* ---------- 检索 ---------- */
.page-products .section-search {
  background: var(--deep);
}
.page-products .query-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: clamp(24px, 3.6vw, 40px);
}
.page-products .query {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-a);
  background: rgba(16, 31, 63, .5);
}
.page-products .query-code {
  margin: 0 0 10px;
  padding: 11px 13px;
  border-left: 2px solid var(--cyan);
  background: rgba(6, 11, 12, .72);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  overflow-wrap: anywhere;
}
.page-products .query-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--silver);
}
.page-products .search-note {
  padding-left: 18px;
  border-left: 1px solid var(--line-cyan);
}
.page-products .search-note p {
  margin: 0 0 12px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}
.page-products .search-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 255, .4);
}
.page-products .search-note a:hover {
  border-bottom-color: var(--cyan);
}
@media (min-width: 760px) {
  .page-products .query-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 常见卡点 ---------- */
.page-products .section-trouble {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
}
.page-products .trouble-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.page-products .trouble-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
}
.page-products .section-trouble::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 43, 38, .9) 0%, rgba(11, 43, 38, .72) 50%, rgba(6, 11, 12, .94) 100%);
  pointer-events: none;
}
.page-products .trouble-copy {
  position: relative;
  z-index: 1;
}
.page-products .checklist {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .checklist li {
  padding: 14px 16px;
  border-left: 2px solid var(--orange);
  background: rgba(6, 11, 12, .55);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--silver);
}
.page-products .checklist strong {
  color: var(--mist);
  font-weight: 700;
}
.page-products .trouble-note {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--silver);
}
.page-products .trouble-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 255, .4);
}
.page-products .trouble-note a:hover {
  border-bottom-color: var(--cyan);
}
@media (min-width: 720px) {
  .page-products .checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 20px;
  }
}

/* ---------- 底部引导 ---------- */
.page-products .section-next {
  padding-block: clamp(38px, 5vw, 70px);
  background: var(--ink);
}
.page-products .next-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.page-products .next-title {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.25;
  color: var(--mist);
}
.page-products .next-text {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}
.page-products .next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-products .next-actions a {
  text-decoration: none;
}
@media (min-width: 860px) {
  .page-products .next-inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: center;
    column-gap: clamp(28px, 4vw, 56px);
  }
  .page-products .next-title {
    grid-column: 1;
  }
  .page-products .next-text {
    grid-column: 1;
  }
  .page-products .next-actions {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .tab,
  .page-products .feature {
    transition: none;
  }
}
<<<END>>>