.page-products {
  --prod-orange-glow: rgba(255, 92, 0, 0.35);
  --prod-blue-glow: rgba(0, 212, 255, 0.18);
  --prod-tilt: 4deg;
  position: relative;
  background: var(--bg-base);
}

.page-products .container {
  max-width: var(--container-wide, 1320px);
  margin-inline: auto;
  padding-inline: 20px;
}

/* ========== 面包屑 ========== */
.page-products .prod-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 24px;
  padding-bottom: 8px;
  color: var(--text-muted, #8A8A92);
  font-size: 0.875rem;
}

.page-products .prod-breadcrumb a {
  color: var(--text-body, #E5E5E5);
  text-decoration: none;
  transition: color 0.2s var(--ease, ease);
}

.page-products .prod-breadcrumb a:hover {
  color: var(--accent-blue, #00D4FF);
}

.page-products .prod-breadcrumb .breadcrumb-sep {
  color: var(--text-muted, #8A8A92);
}

.page-products .prod-breadcrumb [aria-current="page"] {
  color: var(--accent-blue, #00D4FF);
  font-weight: 700;
}

/* ========== Hero ========== */
.page-products .prod-hero {
  position: relative;
  padding: 40px 0 72px;
  overflow: hidden;
  border-bottom: 1px solid var(--border-thin, rgba(255,255,255,0.08));
  background:
    linear-gradient(135deg, rgba(0, 212, 255, 0.08) 0%, transparent 42%),
    linear-gradient(315deg, rgba(255, 92, 0, 0.06) 0%, transparent 36%),
    var(--bg-base, #0A0A0F);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--accent-blue, #00D4FF) 0%,
    var(--accent-green, #00E676) 40%,
    var(--accent-orange, #FF5C00) 100%
  );
  opacity: 0.7;
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--border-thin, rgba(255,255,255,0.08)) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-thin, rgba(255,255,255,0.08)) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent 85%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent 85%);
}

.page-products .prod-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 56px;
}

/* Hero 文案 */
.page-products .prod-hero-main {
  flex: 1 1 auto;
}

.page-products .prod-hero-title {
  margin: 14px 0 18px;
  font-family: var(--font-heading, "Noto Sans SC", "Arial Black", sans-serif);
  font-size: clamp(1.85rem, 5.2vw, var(--fs-hero, 3.5rem));
  font-weight: 900;
  font-style: italic;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary, #FFFFFF);
  max-width: 11em;
}

.page-products .prod-hero-title::after {
  content: "| 应用功能介绍";
  display: block;
  margin-top: 10px;
  font-size: clamp(0.9rem, 1.8vw, 1.15rem);
  font-weight: 600;
  font-style: normal;
  letter-spacing: 0.06em;
  color: var(--accent-blue, #00D4FF);
}

.page-products .prod-hero-lead {
  max-width: 33em;
  margin: 0 0 28px;
  font-size: var(--fs-body, 1rem);
  line-height: 1.75;
  color: var(--text-body, #E5E5E5);
}

/* Hero 数据 */
.page-products .prod-hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 580px;
  margin-bottom: 36px;
}

.page-products .prod-meta-item {
  border-left: 3px solid var(--accent-blue, #00D4FF);
  padding: 10px 6px 10px 14px;
  background: linear-gradient(to right, rgba(0, 212, 255, 0.06), transparent);
}

.page-products .prod-meta-num {
  display: block;
  font-family: var(--font-mono, "DIN Alternate", monospace);
  font-size: 1.5rem;
  font-weight: 900;
  font-style: italic;
  color: var(--text-primary, #FFFFFF);
  line-height: 1.1;
}

.page-products .prod-meta-label {
  display: block;
  margin-top: 4px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted, #8A8A92);
}

/* ===== 首选下载通道 ===== */
.page-products .prod-download {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  max-width: 640px;
}

.page-products .prod-download-btns {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1 1 260px;
}

.page-products .prod-dl-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 2px;
  text-align: left;
  width: 100%;
  padding-block: 16px;
  overflow: hidden;
  transition: transform 0.2s var(--ease, ease), box-shadow 0.2s var(--ease, ease);
}

.page-products .prod-dl-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border: 1px solid transparent;
  transform: translateX(-101%);
  transition: transform 0.3s var(--ease, ease);
}

.page-products .prod-dl-btn:hover::after,
.page-products .prod-dl-btn:focus-visible::after {
  transform: translateX(0);
}

.page-products .prod-dl-btn:hover,
.page-products .prod-dl-btn:focus-visible {
  transform: translateY(-2px);
}

.page-products .prod-dl-btn .prod-dl-title {
  font-size: 1.15rem;
  font-weight: 900;
  line-height: 1.2;
}

.page-products .prod-dl-btn .prod-dl-sub {
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.75;
}

/* 主 CTA 脉冲 */
.page-products .btn--accent.prod-dl-btn {
  animation: prod-pulse 2.4s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

.page-products .btn--accent.prod-dl-btn::after {
  border-color: rgba(255, 255, 255, 0.35);
  background: linear-gradient(105deg, transparent 20%, rgba(255, 255, 255, 0.18) 50%, transparent 80%);
}

.page-products .btn--primary.prod-dl-btn::after {
  border-color: rgba(0, 212, 255, 0.4);
  background: linear-gradient(105deg, transparent 20%, rgba(0, 212, 255, 0.14) 50%, transparent 80%);
}

.page-products .btn--ghost.prod-dl-btn::after {
  border-color: rgba(255, 255, 255, 0.18);
  background: linear-gradient(105deg, transparent 20%, rgba(255, 255, 255, 0.08) 50%, transparent 80%);
}

@keyframes prod-pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 var(--prod-orange-glow, rgba(255,92,0,0.35));
  }
  50% {
    box-shadow: 0 0 34px 6px rgba(255, 92, 0, 0.18);
  }
}

/* 二维码 */
.page-products .prod-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--border-thin, rgba(255,255,255,0.08));
  background: var(--bg-card, #1C1C24);
  flex: 0 0 auto;
  width: 150px;
  transition: border-color 0.2s var(--ease, ease);
}

.page-products .prod-qr:hover {
  border-color: var(--border-blue, rgba(0,212,255,0.28));
}

.page-products .prod-qr-svg {
  display: block;
  width: 100%;
  height: auto;
  background: #0a0a0f;
}

.page-products .prod-qr-caption {
  position: relative;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-body, #E5E5E5);
  padding-left: 18px;
}

.page-products .prod-qr-line {
  position: absolute;
  left: 0;
  top: 50%;
  width: 14px;
  height: 3px;
  background: var(--accent-orange, #FF5C00);
  transform: translateY(-50%);
  animation: prod-scan 2.2s ease-in-out infinite;
}

@keyframes prod-scan {
  0%, 100% { height: 3px; opacity: 0.5; }
  50% { height: 10px; opacity: 1; }
}

/* ===== 手机模型 ===== */
.page-products .prod-phone {
  position: relative;
  flex: 0 0 auto;
  display: flex;
  justify-content: center;
  perspective: 1400px;
}

.page-products .prod-phone-frame {
  position: relative;
  width: min(240px, 62vw);
  padding: 10px;
  background: var(--bg-elevated, #24242E);
  border: 1px solid var(--border-blue, rgba(0,212,255,0.28));
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.45),
    0 0 60px var(--prod-blue-glow, rgba(0,212,255,0.18));
  transform: rotate(var(--prod-tilt, 4deg)) rotateY(-8deg) rotateZ(2deg);
  transform-style: preserve-3d;
  transition: transform 0.45s var(--ease, ease);
}

.page-products .prod-phone:hover .prod-phone-frame {
  transform: rotate(0deg) rotateY(0deg) rotateZ(0deg);
}

.page-products .prod-phone-screen {
  aspect-ratio: 600 / 1200;
  background: var(--bg-base, #0A0A0F);
  overflow: hidden;
  position: relative;
}

.page-products .prod-phone-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: 0 0;
}

.page-products .prod-phone-notch {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 34%;
  height: 14px;
  background: var(--bg-elevated, #24242E);
  border-radius: 10px;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.page-products .prod-phone-deco {
  position: absolute;
  top: -18px;
  right: -14px;
  width: 120px;
  height: 120px;
  z-index: -1;
  border: 20px solid rgba(255, 92, 0, 0.18);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

/* ========== 功能矩阵 ========== */
.page-products .prod-features {
  padding: 72px 0 88px;
  background:
    radial-gradient(circle at 85% 20%, rgba(0, 212, 255, 0.045) 0%, transparent 36%),
    var(--bg-base, #0A0A0F);
}

.page-products .prod-features .section-head {
  margin-bottom: 40px;
}

.page-products .prod-feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-products .prod-feature-card {
  border-top: 4px solid var(--accent-blue, #00D4FF);
  background: var(--bg-card, #1C1C24);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.22s var(--ease, ease), box-shadow 0.22s var(--ease, ease);
}

.page-products .prod-feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
}

.page-products .prod-feature-card--orange {
  border-top-color: var(--accent-orange, #FF5C00);
}

.page-products .prod-feature-card--green {
  border-top-color: var(--accent-green, #00E676);
}

.page-products .prod-feature-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.page-products .prod-feature-title {
  margin: 0;
  font-size: var(--fs-card, 1.25rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-primary, #FFFFFF);
}

.page-products .prod-feature-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-body, #E5E5E5);
}

.page-products .prod-feature-media {
  overflow: hidden;
  border: 1px solid var(--border-thin, rgba(255,255,255,0.08));
  background: var(--bg-base, #0A0A0F);
  margin-top: auto;
}

.page-products .prod-feature-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.35s var(--ease, ease);
}

.page-products .prod-feature-media:hover img {
  transform: scale(1.02);
}

.page-products .prod-feature-media--tall {
  aspect-ratio: 600 / 300;
}

.page-products .prod-feature-stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--border-thin, rgba(255,255,255,0.08));
}

.page-products .prod-feature-num {
  font-family: var(--font-mono, "DIN Alternate", monospace);
  font-size: 2.2rem;
  font-weight: 900;
  font-style: italic;
  color: var(--accent-green, #00E676);
  line-height: 1;
}

.page-products .prod-feature-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted, #8A8A92);
}

.page-products .prod-feature-note {
  margin: 0;
  font-size: 0.8rem;
  color: var(--accent-blue, #00D4FF);
  font-weight: 600;
}

.page-products .prod-feature-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.page-products .prod-feature-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 6px;
}

.page-products .prod-metric {
  border-left: 2px solid var(--accent-blue, #00D4FF);
  padding: 8px 0 8px 12px;
  background: linear-gradient(to right, rgba(0, 212, 255, 0.06), transparent);
}

.page-products .prod-metric-num {
  display: block;
  font-family: var(--font-mono, "DIN Alternate", monospace);
  font-size: 1.45rem;
  font-weight: 900;
  font-style: italic;
  color: var(--text-primary, #FFFFFF);
}

.page-products .prod-metric-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted, #8A8A92);
  margin-top: 2px;
}

/* 大卡覆盖 */
.page-products .prod-feature-card--lg .prod-feature-media {
  aspect-ratio: 800 / 260;
}

/* 宽卡 */
.page-products .prod-feature-card--wide {
  grid-column: 1 / -1;
}

/* ========== 版本历史 ========== */
.page-products .prod-versions {
  padding: 72px 0 88px;
  background:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.25), transparent),
    var(--bg-base, #0A0A0F);
  border-top: 1px solid var(--border-thin, rgba(255,255,255,0.08));
  border-bottom: 1px solid var(--border-thin, rgba(255,255,255,0.08));
}

.page-products .prod-versions .section-head {
  margin-bottom: 36px;
}

.page-products .prod-version-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .prod-version-card {
  position: relative;
  border-top: 2px solid var(--border-thin, rgba(255,255,255,0.08));
  background: var(--bg-card, #1C1C24);
  padding: 24px 22px;
  transition: border-color 0.2s var(--ease, ease), transform 0.2s var(--ease, ease);
}

.page-products .prod-version-card:hover {
  border-top-color: var(--accent-blue, #00D4FF);
  transform: translateY(-2px);
}

.page-products .prod-version-card--current {
  border-top: 3px solid var(--accent-green, #00E676);
}

.page-products .prod-version-name {
  margin: 0 0 4px;
  font-family: var(--font-mono, "DIN Alternate", monospace);
  font-size: 1.6rem;
  font-weight: 900;
  font-style: italic;
  color: var(--text-primary, #FFFFFF);
}

.page-products .prod-version-time {
  margin: 0 0 14px;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--text-muted, #8A8A92);
}

.page-products .prod-version-list {
  margin: 0;
  padding: 16px 0 0 0;
  list-style: none;
  border-top: 1px solid var(--border-thin, rgba(255,255,255,0.08));
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .prod-version-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-body, #E5E5E5);
}

.page-products .prod-version-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 2px;
  background: var(--accent-blue, #00D4FF);
}

.page-products .prod-version-card--current .prod-version-list li::before {
  background: var(--accent-green, #00E676);
}

/* ========== 安装帮助 ========== */
.page-products .prod-install {
  padding: 72px 0 96px;
}

.page-products .prod-install .section-head {
  margin-bottom: 36px;
}

.page-products .prod-install-flow {
  display: block;
  width: 100%;
  max-width: 900px;
  height: auto;
  margin: 0 auto 48px;
  border: 1px solid var(--border-thin, rgba(255,255,255,0.08));
  background: var(--bg-card, #1C1C24);
}

.page-products .prod-install-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 0 0 36px;
  padding: 0;
  list-style: none;
  counter-reset: prod-step;
}

.page-products .prod-step {
  display: flex;
  gap: 18px;
  padding: 24px 20px;
  background: var(--bg-card, #1C1C24);
  border-left: 4px solid var(--accent-blue, #00D4FF);
  transition: border-color 0.2s var(--ease, ease);
}

.page-products .prod-step:hover {
  border-left-color: var(--accent-orange, #FF5C00);
}

.page-products .prod-step-num {
  flex: 0 0 auto;
  font-family: var(--font-mono, "DIN Alternate", monospace);
  font-size: 1.5rem;
  font-weight: 900;
  font-style: italic;
  color: var(--accent-orange, #FF5C00);
  line-height: 1.2;
}

.page-products .prod-step-body {
  flex: 1 1 auto;
}

.page-products .prod-step-title {
  margin: 0 0 6px;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary, #FFFFFF);
}

.page-products .prod-step-body p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-body, #E5E5E5);
}

.page-products .prod-install-help {
  margin: 0;
  padding: 22px 24px;
  border: 1px solid var(--border-thin, rgba(255,255,255,0.08));
  border-left: 4px solid var(--accent-green, #00E676);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-body, #E5E5E5);
}

.page-products .prod-install-help a {
  color: var(--accent-blue, #00D4FF);
  text-decoration: none;
  font-weight: 700;
  margin-inline: 2px;
  transition: color 0.2s var(--ease, ease);
}

.page-products .prod-install-help a:hover {
  color: var(--accent-blue-soft, #66E0FF);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ========== 响应式 ========== */
@media (min-width: 720px) {
  .page-products .container {
    padding-inline: 32px;
  }

  .page-products .prod-hero {
    padding: 56px 0 88px;
  }

  .page-products .prod-hero-inner {
    flex-direction: row;
    align-items: center;
    gap: 48px;
  }

  .page-products .prod-hero-main {
    flex: 1 1 56%;
  }

  .page-products .prod-phone {
    flex: 0 1 360px;
    justify-content: flex-end;
  }

  .page-products .prod-phone-frame {
    width: 270px;
  }

  .page-products .prod-download-btns {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .page-products .prod-dl-btn {
    flex: 1 1 170px;
  }

  .page-products .prod-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-feature-card--lg {
    grid-column: span 2;
  }

  .page-products .prod-feature-card--wide {
    grid-column: span 2;
  }

  .page-products .prod-feature-card--tall {
    grid-row: span 2;
  }

  .page-products .prod-version-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .prod-install-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .prod-hero-inner {
    gap: 40px;
  }

  .page-products .prod-hero-main {
    flex: 1 1 60%;
  }

  .page-products .prod-hero-lead {
    font-size: 1.06rem;
  }

  .page-products .prod-feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .prod-feature-card--lg {
    grid-column: span 2;
  }

  .page-products .prod-feature-card--wide {
    grid-column: span 2;
  }

  .page-products .prod-feature-card--tall {
    grid-row: span 2;
  }

  .page-products .prod-download-btns {
    flex-direction: column;
    max-width: 260px;
  }

  .page-products .prod-download {
    flex-wrap: nowrap;
  }

  .page-products .prod-phone {
    flex: 0 1 46%;
    justify-content: center;
    margin-right: -20px;
  }
}

@media (max-width: 719px) {
  .page-products .prod-hero-title {
    font-size: 2rem;
  }

  .page-products .prod-hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-hero-meta .prod-meta-item:last-child {
    grid-column: 1 / -1;
  }

  .page-products .prod-download {
    flex-direction: column;
    align-items: stretch;
  }

  .page-products .prod-qr {
    width: 100%;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 18px;
  }

  .page-products .prod-qr-svg {
    width: 76px;
  }

  .page-products .prod-qr-caption {
    padding-left: 22px;
  }

  .page-products .prod-phone {
    margin-top: -8px;
  }

  .page-products .prod-feature-media--tall {
    aspect-ratio: 600 / 400;
  }

  .page-products .prod-feature-card--lg .prod-feature-media {
    aspect-ratio: 800 / 320;
  }
}