.page-products {
  background: var(--c-black);
  color: var(--c-white);
  position: relative;
  overflow-x: hidden;
}

.page-products .breadcrumb {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 24px 20px 0;
  font-size: 0.875rem;
  color: var(--c-mid-gray);
}
.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-products .breadcrumb a {
  color: var(--c-blue);
  text-decoration: none;
}
.page-products .breadcrumb li + li::before {
  content: "→";
  margin-right: 8px;
  color: var(--c-mid-gray);
}

.page-products .section-pad {
  padding: clamp(48px, 8vw, 96px) 20px;
}

/* ===== 产品概览 ===== */
.page-products .apps-hero {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  padding: 40px 20px 56px;
}
.page-products .apps-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(230, 57, 70, 0.18) 100%);
  transform: skewX(-6deg);
  z-index: 0;
  pointer-events: none;
}
.page-products .apps-hero-copy {
  position: relative;
  z-index: 1;
}
.page-products .apps-hero-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.75rem, 4.5vw, 3.5rem);
  line-height: 1.1;
  transform: skewX(-2deg);
  margin: 16px 0 20px;
  letter-spacing: -0.01em;
}
.page-products .apps-hero-lead {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--c-light-gray);
  max-width: 44ch;
  margin-bottom: 28px;
  border-left: 4px solid var(--c-yellow);
  padding-left: 16px;
}
.page-products .apps-hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.page-products .apps-hero-actions .btn {
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-products .apps-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-products .apps-hero-meta li {
  font-size: 0.875rem;
  color: var(--c-mid-gray);
}

.page-products .apps-hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 0;
}
.page-products .phone-frame {
  width: 260px;
  height: 540px;
  border: 5px solid var(--c-dark-gray);
  border-radius: 44px;
  background: var(--c-black);
  position: relative;
  transform: rotate(2deg);
  box-shadow: 0 0 0 2px var(--c-mid-gray) inset, 20px 20px 0 rgba(230, 57, 70, 0.45);
  overflow: hidden;
}
.page-products .phone-speaker {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 6px;
  background: var(--c-dark-gray);
  border-radius: 999px;
  z-index: 2;
}
.page-products .phone-screen {
  position: absolute;
  inset: 18px 8px 8px;
  border-radius: 28px;
  overflow: hidden;
  background: var(--c-white);
}
.page-products .phone-screen-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .apps-hero-visual .speed-lines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent 0 12px,
    rgba(255, 214, 10, 0.14) 12px 13px,
    transparent 13px 26px
  );
  pointer-events: none;
  z-index: 0;
}

/* ===== 核心功能 ===== */
.page-products .apps-features {
  max-width: var(--container-max);
  margin: 0 auto;
}
.page-products .section-head {
  margin-bottom: 32px;
}
.page-products .section-kicker {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--c-red);
  border-bottom: 2px solid var(--c-red);
  padding-bottom: 6px;
  margin-bottom: 12px;
}
.page-products .section-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-subheading);
  line-height: 1.15;
  transform: skewX(-2deg);
  margin: 0;
}
.page-products .section-desc {
  color: var(--c-mid-gray);
  margin: 10px 0 0;
  font-size: 0.9375rem;
  max-width: 52ch;
}

.page-products .apps-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}
.page-products .apps-filter-bar .filter-btn {
  flex: 1 1 auto;
  background: transparent;
  border: 1px solid var(--c-dark-gray);
  color: var(--c-white);
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 2px;
  cursor: pointer;
  transform: skewX(-2deg);
  transition: all var(--speed) var(--ease-out);
}
.page-products .apps-filter-bar .filter-btn:hover,
.page-products .apps-filter-bar .filter-btn.is-active {
  background: var(--c-red);
  border-color: var(--c-red);
  color: var(--c-white);
}

.page-products .feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 40px;
}
.page-products .feature-card {
  position: relative;
  background: var(--c-dark-gray);
  padding: 24px;
  border-radius: 0 16px 16px 16px;
  border-left: 4px solid var(--c-red);
  transition: transform var(--speed) var(--ease-out), box-shadow var(--speed) var(--ease-out);
  overflow: hidden;
}
.page-products .feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, transparent 50%, rgba(230, 57, 70, 0.35) 50%);
  border-radius: 0 0 0 72px;
}
.page-products .feature-card::after {
  content: "";
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 40px;
  height: 12px;
  background: repeating-linear-gradient(
    -45deg,
    transparent 0 4px,
    rgba(255, 255, 255, 0.25) 4px 5px,
    transparent 5px 8px
  );
  transform: skewX(-2deg);
}
.page-products .feature-card:hover,
.page-products .feature-card:focus-within {
  transform: translateY(-4px) rotate(-0.5deg);
  box-shadow: 0 12px 0 rgba(230, 57, 70, 0.25);
}
.page-products .feature-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.page-products .feature-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--c-red);
  border: 1px solid var(--c-red);
  padding: 2px 8px;
  border-radius: 2px;
}
.page-products .feature-card h3 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 800;
}
.page-products .feature-card-text {
  color: var(--c-light-gray);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.page-products .feature-sync-figure {
  margin: 0;
  border: 1px solid var(--c-dark-gray);
  border-radius: 16px;
  overflow: hidden;
  background: var(--c-dark-gray);
}
.page-products .feature-sync-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .feature-sync-figure figcaption {
  padding: 12px 16px;
  font-size: 0.875rem;
  color: var(--c-mid-gray);
  border-top: 1px solid #444;
}

/* ===== 下载方式 ===== */
.page-products .apps-download {
  background: linear-gradient(180deg, transparent 0%, rgba(58, 134, 255, 0.12) 100%);
}
.page-products .download-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
.page-products .download-intro .section-head {
  margin-bottom: 16px;
}
.page-products .download-shop-figure {
  margin: 24px 0 0;
  border: 1px solid var(--c-dark-gray);
  border-radius: 16px;
  overflow: hidden;
  background: var(--c-dark-gray);
}
.page-products .download-shop-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .download-shop-figure figcaption {
  padding: 12px;
  font-size: 0.875rem;
  color: var(--c-mid-gray);
}
.page-products .download-list {
  display: grid;
  gap: 20px;
}
.page-products .download-card {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 8px 16px;
  align-items: start;
  padding: 18px;
  border-radius: 0 16px 16px 16px;
}
.page-products .download-card.card {
  background: var(--c-dark-gray);
  border-left: 4px solid var(--c-red);
}
.page-products .download-card.card-blue {
  background: var(--c-dark-gray);
  border-left: 4px solid var(--c-blue);
}
.page-products .download-icon {
  grid-row: span 3;
  display: flex;
  width: 56px;
  height: 56px;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--c-white);
  background: var(--c-red);
  border-radius: 12px;
  transform: rotate(-4deg);
}
.page-products .qr-box {
  grid-row: span 3;
  justify-self: start;
  width: 56px;
  height: 56px;
  background: var(--c-white);
  border-radius: 8px;
  position: relative;
  transition: transform var(--speed) var(--ease-out);
}
.page-products .qr-box::before {
  content: "";
  position: absolute;
  inset: 6px;
  background-color: #000;
  box-shadow:
    12px 0 0 #000,
    24px 0 0 #000,
    0 12px 0 #000,
    12px 12px 0 #000,
    24px 12px 0 #000,
    36px 12px 0 #000,
    12px 24px 0 #000,
    24px 24px 0 #000,
    12px 36px 0 #000,
    24px 36px 0 #000;
}
.page-products .download-card:focus-within .qr-box {
  transform: scale(1.15);
}
.page-products .download-card h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
}
.page-products .download-card-text {
  margin: 0;
  font-size: 0.875rem;
  color: var(--c-light-gray);
  line-height: 1.6;
}
.page-products .download-card .btn {
  grid-column: 2;
  justify-self: start;
}

/* ===== 版本与更新 ===== */
.page-products .apps-version {
  background: rgba(230, 57, 70, 0.06);
}
.page-products .version-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
.page-products .timeline {
  position: relative;
  padding-left: 24px;
  border-left: 2px solid var(--c-red);
  margin: 24px 0 0;
}
.page-products .timeline-item {
  position: relative;
  padding: 0 0 32px 24px;
}
.page-products .timeline-item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--c-yellow);
  transform: rotate(45deg);
}
.page-products .timeline-item-time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-mid-gray);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.page-products .timeline-item h3 {
  margin: 6px 0 8px;
  font-size: 1.125rem;
  font-weight: 800;
}
.page-products .timeline-item p {
  margin: 0;
  color: var(--c-light-gray);
  font-size: 0.9375rem;
  line-height: 1.6;
}
.page-products .version-more {
  margin-top: 16px;
}
.page-products .version-more .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.page-products .version-figure {
  margin: 0;
  border: 1px solid var(--c-dark-gray);
  border-radius: 16px;
  overflow: hidden;
  background: var(--c-dark-gray);
}
.page-products .version-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .version-figure figcaption {
  padding: 12px;
  font-size: 0.875rem;
  color: var(--c-mid-gray);
}

/* ===== 系统要求 ===== */
.page-products .apps-specs {
  background: linear-gradient(180deg, transparent 0%, rgba(58, 134, 255, 0.1) 100%);
}
.page-products .specs-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
.page-products .specs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 24px 0;
}
.page-products .spec-card {
  padding: 20px;
  border-radius: 0 16px 16px 16px;
  text-align: left;
}
.page-products .spec-card.card,
.page-products .spec-card.card-blue {
  background: var(--c-dark-gray);
}
.page-products .spec-card h3 {
  margin: 0 0 8px;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-mid-gray);
}
.page-products .spec-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.75rem;
  line-height: 1.2;
  margin: 0 0 6px;
}
.page-products .spec-note {
  font-size: 0.875rem;
  color: var(--c-mid-gray);
}
.page-products .specs-help {
  border-left: 4px solid var(--c-yellow);
  padding-left: 16px;
  color: var(--c-light-gray);
  font-size: 0.9375rem;
}
.page-products .specs-help p {
  margin: 0;
}
.page-products .specs-help-link {
  color: var(--c-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-products .specs-figure {
  margin: 0;
  border: 1px solid var(--c-dark-gray);
  border-radius: 16px;
  overflow: hidden;
  background: var(--c-dark-gray);
}
.page-products .specs-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .specs-figure figcaption {
  padding: 12px;
  font-size: 0.875rem;
  color: var(--c-mid-gray);
}

/* ===== 平板适配 ===== */
@media (min-width: 768px) {
  .page-products .feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .page-products .specs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .apps-hero-actions {
    flex-direction: row;
  }
  .page-products .apps-hero-actions .btn {
    width: auto;
  }
  .page-products .apps-filter-bar .filter-btn {
    flex: 0 0 auto;
  }
  .page-products .download-card .btn {
    width: auto;
  }
}

/* ===== 桌面适配 ===== */
@media (min-width: 1024px) {
  .page-products .apps-hero {
    grid-template-columns: 1.1fr 0.9fr;
    padding: 64px 24px;
  }
  .page-products .apps-hero::before {
    width: 55%;
  }
  .page-products .apps-hero-visual {
    min-height: 640px;
  }
  .page-products .phone-frame {
    width: 300px;
    height: 620px;
    transform: rotate(4deg);
  }
  .page-products .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .download-layout {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
  }
  .page-products .version-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
  }
  .page-products .specs-layout {
    grid-template-columns: 1fr 0.9fr;
    gap: 48px;
  }
}