.page-products {
  background: var(--c-cream);
  color: var(--c-ink);
}

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

.page-products .container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ===== 页面头部 ===== */
.page-products .page-head--products {
  background:
    repeating-linear-gradient(0deg, transparent, transparent 23px, rgba(255,255,255,.045) 23px, rgba(255,255,255,.045) 24px),
    repeating-linear-gradient(90deg, transparent, transparent 23px, rgba(255,255,255,.045) 23px, rgba(255,255,255,.045) 24px),
    var(--c-navy);
  border-bottom: 4px solid var(--c-orange);
  margin: 0;
  padding: var(--space-5) 0 var(--space-6);
  position: relative;
  overflow: hidden;
}

.page-products .page-head--products::before {
  content: "03";
  font-family: var(--font-mono);
  font-size: 120px;
  font-weight: 700;
  color: rgba(255,255,255,.06);
  position: absolute;
  right: var(--space-4);
  top: var(--space-2);
  line-height: 1;
  pointer-events: none;
}

.page-products .page-head--products::after {
  content: "";
  position: absolute;
  right: -36px;
  bottom: -52px;
  width: 180px;
  height: 120px;
  background: var(--c-navy);
  border: 2px solid rgba(255,107,53,.55);
  transform: rotate(15deg);
  opacity: .5;
  pointer-events: none;
}

.page-products .page-head--products .breadcrumbs {
  position: relative;
  z-index: 1;
  margin-bottom: var(--space-4);
}

.page-products .page-head--products .page-head__index {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-neon);
  letter-spacing: .08em;
  margin-bottom: var(--space-2);
}

.page-products .page-head--products .page-head__title {
  position: relative;
  z-index: 1;
  color: var(--c-white);
  font-family: var(--font-heading);
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1.12;
  max-width: 900px;
  margin-bottom: var(--space-2);
}

.page-products .page-head--products .page-head__sub {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 14px;
  color: rgba(255,255,255,.75);
  max-width: 720px;
}

/* ===== 章节标题 ===== */
.page-products .section-heading {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-products .section-heading .index-number {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-orange);
  background: var(--c-navy);
  padding: 4px 10px;
  border-radius: 2px;
  letter-spacing: .04em;
  flex-shrink: 0;
}

.page-products .section-heading h2 {
  font-family: var(--font-heading);
  font-size: 26px;
  line-height: 1.2;
  margin: 0;
  color: var(--c-ink);
}

.page-products .section-heading--light .index-number {
  background: var(--c-orange);
  color: var(--c-navy);
}

.page-products .section-heading--light h2 {
  color: var(--c-white);
}

/* ===== 平台快速导航 ===== */
.page-products .platform-jump {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.page-products .platform-jump__item {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-navy);
  text-decoration: none;
  border: 2px solid var(--c-navy);
  padding: 6px 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  transition: background var(--duration) var(--ease-out), color var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out);
}

.page-products .platform-jump__item:hover,
.page-products .platform-jump__item:focus-visible {
  background: var(--c-orange);
  color: var(--c-white);
  border-color: var(--c-orange);
}

/* ===== 平台网格 ===== */
.page-products .platform-grid {
  display: grid;
  gap: var(--space-4);
}

.page-products .platform-card {
  background: var(--c-white);
  border: 2px solid var(--c-navy);
  padding: var(--space-4) var(--space-3) var(--space-3);
  position: relative;
  box-shadow: 6px 6px 0 rgba(10,31,68,.1);
  scroll-margin-top: 24px;
}

.page-products .platform-card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 20px;
  width: 96px;
  height: 8px;
  background: var(--c-orange);
  transform: skewX(-24deg);
  z-index: 2;
}

.page-products .platform-card--ios::after,
.page-products .platform-card--android::after {
  content: "";
  position: absolute;
  top: -2px;
  left: 124px;
  width: 24px;
  height: 8px;
  background: var(--c-neon);
  transform: skewX(-24deg);
}

.page-products .platform-card__body {
  padding-top: var(--space-3);
}

.page-products .platform-card__body h3 {
  font-family: var(--font-heading);
  font-size: 24px;
  color: var(--c-navy);
  margin: 0 0 var(--space-1);
}

.page-products .platform-card__desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink);
  margin-bottom: var(--space-3);
}

.page-products .platform-specs {
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
}

.page-products .platform-specs li {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-gray);
  padding: 6px 0;
  border-bottom: 1px dashed rgba(10,31,68,.18);
}

.page-products .platform-specs li:last-child {
  border-bottom: 0;
}

/* ===== 手机设备模型 ===== */
.page-products .device-frame {
  width: 220px;
  max-width: 100%;
  margin: 0 auto;
  background: var(--c-navy);
  border-radius: 32px;
  padding: 10px;
  position: relative;
  border: 2px solid rgba(255,255,255,.22);
  box-shadow: 0 16px 34px rgba(10,31,68,.28);
}

.page-products .device-frame__notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 76px;
  height: 22px;
  background: var(--c-navy);
  border-radius: 0 0 12px 12px;
  z-index: 3;
}

.page-products .device-frame__screen {
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 1 / 2;
  background: var(--c-navy);
}

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

/* ===== 网页版模型 ===== */
.page-products .web-mock {
  border-radius: var(--radius);
  border: 2px solid var(--c-navy);
  background: var(--c-white);
  padding: 14px 14px 0;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(10,31,68,.18);
}

.page-products .web-mock img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid rgba(10,31,68,.16);
  border-radius: 2px;
}

/* ===== 二维码卡 ===== */
.page-products .qr-card {
  display: grid;
  gap: var(--space-4);
  background: var(--c-navy);
  padding: var(--space-4);
  margin-top: var(--space-2);
  position: relative;
  overflow: hidden;
  scroll-margin-top: 24px;
}

.page-products .qr-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-right: 56px solid var(--c-orange);
  border-bottom: 56px solid transparent;
}

.page-products .qr-card__image {
  width: 190px;
  max-width: 100%;
  margin: 0 auto;
}

.page-products .qr-card__image img {
  width: 100%;
  height: auto;
  display: block;
  background: var(--c-white);
  padding: 8px;
  border-radius: 2px;
}

.page-products .qr-card__text h3 {
  color: var(--c-white);
  font-family: var(--font-heading);
  font-size: 20px;
  margin: 0 0 var(--space-2);
}

.page-products .qr-card__text p {
  color: rgba(255,255,255,.8);
  font-size: 15px;
  line-height: 1.7;
  margin: 0 0 var(--space-1);
}

.page-products .qr-card__hint {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  background: rgba(255,255,255,.08);
  padding: var(--space-2);
  margin-top: var(--space-2) !important;
}

.page-products .qr-card__hint .status-dot {
  flex-shrink: 0;
  margin-top: 6px;
}

/* ===== 换设备登录三步 ===== */
.page-products .section--relogin {
  background:
    linear-gradient(135deg, rgba(255,107,53,.12) 0%, transparent 38%),
    repeating-linear-gradient(0deg, transparent, transparent 31px, rgba(255,255,255,.04) 31px, rgba(255,255,255,.04) 32px),
    repeating-linear-gradient(90deg, transparent, transparent 31px, rgba(255,255,255,.04) 31px, rgba(255,255,255,.04) 32px),
    var(--c-navy);
}

.page-products .relogin-intro {
  color: rgba(255,255,255,.8);
  font-size: 16px;
  line-height: 1.7;
  margin: 0 0 var(--space-4);
  max-width: 760px;
}

.page-products .relogin-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .relogin-step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255,255,255,.15);
}

.page-products .relogin-step:last-child {
  border-bottom: 0;
}

.page-products .relogin-step__num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--c-orange);
  line-height: 1;
  padding-top: 4px;
}

.page-products .relogin-step__body h3 {
  margin: 0 0 var(--space-1);
  color: var(--c-white);
  font-family: var(--font-heading);
  font-size: 20px;
}

.page-products .relogin-step__body p {
  margin: 0;
  color: rgba(255,255,255,.72);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== 同步区 ===== */
.page-products .sync-wrap {
  display: grid;
  gap: var(--space-4);
}

.page-products .sync-visual {
  position: relative;
}

.page-products .sync-visual > img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  border: 2px solid var(--c-navy);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-products .sync-ring {
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  background: conic-gradient(var(--c-neon) 0 99.9%, rgba(255,255,255,.18) 99.9% 100%);
  display: grid;
  place-items: center;
  box-shadow: 0 0 22px rgba(57,255,20,.4);
  animation: page-products-pulse 2s var(--ease-out) infinite;
}

.page-products .sync-ring::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  background: var(--c-navy);
}

.page-products .sync-ring__value {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-neon);
  text-shadow: 0 0 10px rgba(57,255,20,.6);
}

@keyframes page-products-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.page-products .sync-copy p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-ink);
  margin: 0 0 var(--space-2);
}

.page-products .sync-facts {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-products .sync-facts li {
  background: var(--c-white);
  border-left: 4px solid var(--c-neon);
  padding: var(--space-2) var(--space-3);
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  box-shadow: 3px 3px 0 rgba(10,31,68,.08);
}

.page-products .sync-facts__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--c-navy);
}

/* ===== 版本更新记录 ===== */
.page-products .section--changelog {
  background: var(--c-white);
}

.page-products .version-list {
  border-left: 2px solid rgba(10,31,68,.2);
  padding-left: var(--space-3);
}

.page-products .version-item {
  position: relative;
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(10,31,68,.12);
}

.page-products .version-item:last-child {
  border-bottom: 0;
}

.page-products .version-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 22px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-cream);
  border: 3px solid var(--c-navy);
}

.page-products .version-item:first-child::before {
  background: var(--c-neon);
  border-color: var(--c-navy);
  box-shadow: 0 0 10px rgba(57,255,20,.55);
}

.page-products .version-item__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-1);
}

.page-products .version-item__tag {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-navy);
}

.page-products .version-item:first-child .version-item__tag {
  color: var(--c-orange);
}

.page-products .version-item__note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-neon);
  background: var(--c-navy);
  padding: 2px 10px;
  border-radius: 999px;
}

.page-products .version-item__changes {
  margin: var(--space-1) 0 0;
  padding-left: var(--space-3);
}

.page-products .version-item__changes li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-gray);
}

/* ===== 安装排障 ===== */
.page-products .trouble-panel {
  background: var(--c-white);
  border: 2px solid var(--c-navy);
  padding: var(--space-4) var(--space-3);
  position: relative;
  box-shadow: 8px 8px 0 rgba(10,31,68,.1);
}

.page-products .trouble-panel::after {
  content: "FAQ";
  position: absolute;
  top: 14px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-orange);
  letter-spacing: .08em;
}

.page-products .trouble-panel > p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0 0 var(--space-3);
}

.page-products .trouble-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.page-products .trouble-service {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  background: rgba(10,31,68,.06);
  padding: var(--space-2);
  font-family: var(--font-mono);
  font-size: 13px !important;
  color: var(--c-navy) !important;
  margin: 0 !important;
}

.page-products .trouble-service .status-dot {
  flex-shrink: 0;
  margin-top: 5px;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-products .container {
    padding: 0 var(--space-4);
  }

  .page-products .platform-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    align-items: start;
  }

  .page-products .platform-card--web {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    align-items: center;
  }

  .page-products .platform-card--web .web-mock {
    height: 100%;
    display: flex;
    align-items: center;
  }

  .page-products .platform-card--web .platform-card__body {
    padding-top: 0;
  }

  .page-products .qr-card {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: var(--space-5);
  }

  .page-products .relogin-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }

  .page-products .relogin-step {
    grid-template-columns: 1fr;
    border-bottom: 0;
    border-left: 3px solid var(--c-orange);
    padding-left: var(--space-3);
  }

  .page-products .relogin-step__num {
    margin-bottom: var(--space-2);
  }

  .page-products .sync-wrap {
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-5);
    align-items: center;
  }

  .page-products .version-list {
    padding-left: var(--space-4);
  }

  .page-products .version-item::before {
    left: -39px;
  }

  .page-products .trouble-panel {
    padding: var(--space-5) var(--space-4);
  }
}

@media (min-width: 1024px) {
  .page-products .page-head--products {
    padding: var(--space-6) 0;
  }

  .page-products .page-head--products::before {
    font-size: 160px;
    right: var(--space-6);
  }

  .page-products .platform-card {
    padding: var(--space-5) var(--space-4);
  }

  .page-products .platform-card__body h3 {
    font-size: 28px;
  }

  .page-products .sync-copy p {
    font-size: 16px;
  }

  .page-products .version-item {
    padding: var(--space-4) 0;
  }

  .page-products .trouble-panel {
    padding: var(--space-5) var(--space-6);
  }
}