.page-products {
  --page-gutter: clamp(20px, 4vw, 44px);
  --glow-purple: rgba(164, 77, 255, 0.3);
  --glow-cyan: rgba(63, 208, 216, 0.22);
  --glow-gold: rgba(245, 192, 74, 0.45);
  position: relative;
  padding-block: 36px 80px;
  padding-inline: var(--page-gutter);
  background:
    radial-gradient(circle at 88% 8%, var(--glow-purple), transparent 44%),
    radial-gradient(circle at 10% 52%, var(--glow-cyan), transparent 40%),
    radial-gradient(circle at 70% 88%, rgba(255, 122, 60, 0.12), transparent 32%),
    var(--c-bg);
  font-family: var(--font-body);
  color: var(--c-text);
}

.page-products > .crumb {
  max-width: 1180px;
  margin-inline: auto;
  margin-bottom: 28px;
}

.page-products .hero-zone,
.page-products .sec {
  max-width: 1180px;
  margin-inline: auto;
}

/* ===== 首屏 ===== */
.page-products .hero-zone {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
  padding: 24px 0 56px;
}

.page-products .hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-cyan);
  background: rgba(63, 208, 216, 0.1);
  border: 1px solid rgba(63, 208, 216, 0.28);
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  margin-bottom: 20px;
}

.page-products .hero-eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-gold);
  box-shadow: 0 0 10px var(--glow-gold);
}

.page-products .hero-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin: 0 0 18px;
}

.page-products .hero-title .h1-main {
  display: block;
  background: linear-gradient(100deg, var(--c-gold), var(--c-orange));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-products .hero-title .h1-sub {
  display: block;
  font-size: 0.62em;
  color: var(--c-muted);
  letter-spacing: -0.01em;
  text-transform: none;
  margin-top: 10px;
}

.page-products .hero-lead {
  color: var(--c-muted);
  font-size: 16px;
  line-height: 1.7;
  max-width: 46em;
  margin-bottom: 28px;
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  color: var(--c-muted);
  font-size: 13px;
}

.page-products .hero-meta li {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-products .hero-meta li::before {
  content: "◆";
  font-size: 8px;
  color: var(--c-gold);
}

/* 手机模型 */
.page-products .phone-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 0 0;
}

.page-products .phone-glow {
  position: absolute;
  inset: 8% 6% 18%;
  background:
    radial-gradient(circle at 30% 20%, rgba(164, 77, 255, 0.5), transparent 46%),
    radial-gradient(circle at 75% 85%, rgba(245, 192, 74, 0.4), transparent 44%);
  filter: blur(24px);
  z-index: 0;
}

.page-products .phone-frame {
  position: relative;
  z-index: 1;
  width: min(250px, 68vw);
  padding: 6px;
  border-radius: 40px;
  background: linear-gradient(150deg, rgba(245, 192, 74, 0.85), rgba(255, 122, 60, 0.5) 30%, rgba(164, 77, 255, 0.65) 72%, rgba(63, 208, 216, 0.5));
  box-shadow: var(--shadow-card), 0 0 42px rgba(164, 77, 255, 0.28);
  transition: transform 0.4s ease;
}

.page-products .phone-frame:hover {
  transform: rotate(-1deg) translateY(-4px);
}

.page-products .phone-screen {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16.5;
  overflow: hidden;
  border-radius: 32px;
  background: #0C0618;
}

.page-products .phone-screen .phone-screen-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.page-products .phone-notch {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 72px;
  height: 18px;
  background: #0C0618;
  border-radius: 12px;
}

.page-products .phone-home {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 96px;
  height: 4px;
  border-radius: 4px;
  background: rgba(240, 234, 245, 0.55);
}

.page-products .phone-caption {
  position: relative;
  z-index: 1;
  margin-top: 18px;
  color: var(--c-muted);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-align: center;
}

/* 浮动芯片 */
.page-products .float-chip {
  position: absolute;
  z-index: 2;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 12px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-card);
  animation: page-float 4s ease-in-out infinite;
}

.page-products .chip-live {
  top: 12%;
  left: 4%;
  color: var(--c-bg);
  background: var(--c-gold);
}

.page-products .chip-trend {
  bottom: 24%;
  right: 0;
  color: var(--c-cyan);
  background: rgba(20, 10, 46, 0.88);
  border: 1px solid rgba(63, 208, 216, 0.4);
}

/* ===== 通用章节头 ===== */
.page-products .sec {
  padding: 28px 0;
}

.page-products .sec-head-row {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 32px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--c-border);
}

.page-products .sec-no {
  flex: 0 0 auto;
  margin-top: 4px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 40px;
  line-height: 1;
  letter-spacing: -0.04em;
  background: linear-gradient(130deg, var(--c-gold), var(--c-purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-products .sec-head-row .chapter-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.page-products .sec-head-row .chapter-desc {
  color: var(--c-muted);
  font-size: 15px;
  margin: 0;
}

/* ===== 功能亮点 ===== */
.page-products .feature-zone {
  background: linear-gradient(180deg, rgba(245, 242, 247, 0.04), transparent);
  border-radius: var(--radius-lg);
}

.page-products .feature-showcase {
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  background: rgba(31, 18, 51, 0.5);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  padding: 8px;
  box-shadow: var(--shadow-card);
}

.page-products .feature-showcase .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px;
  border-bottom: 1px solid var(--c-border);
}

.page-products .feature-showcase .tab-btn {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 14px;
  color: var(--c-muted);
  background: rgba(245, 242, 247, 0.04);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-pill);
  padding: 10px 18px;
  cursor: pointer;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
}

.page-products .feature-showcase .tab-btn:hover {
  color: var(--c-text);
  border-color: var(--c-border-strong);
}

.page-products .feature-showcase .tab-btn[aria-selected="true"] {
  color: var(--c-bg);
  background: linear-gradient(120deg, var(--c-gold), var(--c-orange));
  border-color: transparent;
  box-shadow: 0 4px 18px rgba(245, 192, 74, 0.35);
  transform: translateY(-1px);
}

.page-products .feature-showcase .tab-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 20px 16px;
}

.page-products .feature-showcase .tab-panel[hidden] {
  display: none;
}

.page-products .showcase-copy h3 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  margin: 0 0 8px;
}

.page-products .showcase-copy p {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.7;
  margin: 0 0 12px;
}

.page-products .check-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.page-products .check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: var(--c-text);
}

.page-products .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--c-gold);
  border-bottom: 2px solid var(--c-gold);
  transform: rotate(-45deg);
}

.page-products .feature-showcase .showcase-panel img {
  width: 100%;
  max-width: 340px;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  object-fit: cover;
  margin-inline: auto;
}

/* 功能小卡 */
.page-products .feature-mini-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 22px;
}

.page-products .mini-card {
  background: linear-gradient(140deg, rgba(31, 18, 51, 0.8), rgba(42, 29, 66, 0.6));
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-products .mini-card:hover {
  transform: translateY(-3px);
  border-color: rgba(63, 208, 216, 0.4);
  box-shadow: 0 10px 28px rgba(20, 10, 46, 0.5);
}

.page-products .mini-card h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  margin: 10px 0 6px;
}

.page-products .mini-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-muted);
}

.page-products .mini-icon {
  width: 30px;
  height: 30px;
  color: var(--c-cyan);
}

.page-products .mini-card:nth-child(1) .mini-icon {
  color: var(--c-gold);
}

.page-products .mini-card:nth-child(2) .mini-icon {
  color: var(--c-cyan);
}

.page-products .mini-card:nth-child(3) .mini-icon {
  color: var(--c-purple);
}

/* ===== 手机订阅玩法说明 ===== */
.page-products .subscribe-zone {
  padding-top: 40px;
}

.page-products .subscribe-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

.page-products .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .step-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px dashed var(--c-border);
}

.page-products .step-item:first-child {
  padding-top: 0;
}

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

.page-products .step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 17px;
  color: var(--c-bg);
  background: linear-gradient(135deg, var(--c-gold), var(--c-orange));
  box-shadow: 0 0 16px rgba(245, 192, 74, 0.3);
}

.page-products .step-item:nth-child(2) .step-num {
  background: linear-gradient(135deg, var(--c-cyan), #6AE0EA);
}

.page-products .step-item:nth-child(3) .step-num {
  background: linear-gradient(135deg, var(--c-purple), #7B2FBE);
}

.page-products .step-item:nth-child(4) .step-num {
  background: linear-gradient(135deg, #F5F2F7, #D8CCE6);
}

.page-products .step-body h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  margin: 0 0 6px;
}

.page-products .step-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-muted);
}

.page-products .subscribe-visual {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  object-fit: cover;
  background: rgba(31, 18, 51, 0.5);
}

/* ===== 版本更新记录 ===== */
.page-products .version-zone {
  padding-top: 40px;
}

.page-products .version-list {
  margin: 0;
  padding: 0;
}

.page-products .version-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-left: 8px;
  padding: 22px 0 22px 26px;
  border-left: 1px solid var(--c-border-strong);
}

.page-products .version-item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 30px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  box-sizing: border-box;
  background: var(--c-bg2);
  border: 3px solid var(--c-cyan);
}

.page-products .version-featured::before {
  border-color: var(--c-gold);
  box-shadow: 0 0 12px var(--glow-gold);
}

.page-products .version-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .version-tag {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-bg);
  background: var(--c-cyan);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
}

.page-products .version-featured .version-tag {
  background: linear-gradient(120deg, var(--c-gold), var(--c-orange));
}

.page-products .version-label {
  font-size: 12px;
  color: var(--c-muted);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
}

.page-products .version-body h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  margin: 0 0 6px;
}

.page-products .version-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-products .version-body .check-list {
  margin-top: 10px;
}

.page-products .version-fold summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--c-cyan);
  margin-left: 8px;
  padding: 14px 0 14px 26px;
  border-left: 1px solid var(--c-border-strong);
}

.page-products .version-fold summary::-webkit-details-marker {
  display: none;
}

.page-products .version-fold summary::-moz-list-bullet {
  font-size: 0;
}

.page-products .version-fold summary::after {
  content: "+";
  font-size: 18px;
  font-weight: 900;
  transition: transform 0.2s ease;
}

.page-products .version-fold[open] summary {
  color: var(--c-gold);
}

.page-products .version-fold[open] summary::after {
  transform: rotate(45deg);
}

.page-products .version-fold .version-item:first-child {
  margin-top: 4px;
}

.page-products .version-foot {
  margin: 28px 0 0 8px;
  padding: 16px 20px;
  border-left: 2px solid var(--c-border-strong);
  font-size: 14px;
}

.page-products .version-foot p {
  margin: 0;
}

.page-products .version-foot a {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 192, 74, 0.4);
}

/* ===== 下载方式 ===== */
.page-products .download-zone {
  padding-top: 40px;
}

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

.page-products .download-qr-card {
  background: linear-gradient(150deg, rgba(245, 192, 74, 0.2), rgba(164, 77, 255, 0.14)), var(--c-bg2);
  border: 1px solid rgba(245, 192, 74, 0.3);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
}

.page-products .download-qr-card h3 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  margin: 0 0 16px;
}

.page-products .qr-code {
  display: inline-block;
  width: 168px;
  height: 168px;
  padding: 10px;
  background: var(--c-panel);
  border-radius: 16px;
  box-shadow: 0 0 24px rgba(245, 192, 74, 0.22);
}

.page-products .qr-code svg {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 8px;
}

.page-products .download-qr-card p {
  margin: 14px auto 0;
  max-width: 20em;
  color: var(--c-muted);
  font-size: 13px;
}

.page-products .platform-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .platform-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--c-bg2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 22px;
}

.page-products .platform-card::after {
  content: "";
  position: absolute;
  right: -22px;
  top: -22px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63, 208, 216, 0.18), transparent 70%);
}

.page-products .platform-ios::after {
  background: radial-gradient(circle, rgba(245, 192, 74, 0.2), transparent 70%);
}

.page-products .platform-android::after {
  background: radial-gradient(circle, rgba(255, 122, 60, 0.2), transparent 70%);
}

.page-products .platform-icon {
  display: inline-flex;
  padding: 10px;
  margin-bottom: 12px;
  color: var(--c-gold);
  background: rgba(245, 192, 74, 0.1);
  border-radius: 14px;
}

.page-products .platform-android .platform-icon {
  color: var(--c-orange);
  background: rgba(255, 122, 60, 0.1);
}

.page-products .platform-card h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  margin: 0 0 6px;
}

.page-products .platform-card p {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--c-muted);
}

.page-products .md5-box {
  grid-column: 1 / -1;
  background: rgba(31, 18, 51, 0.6);
  border: 1px dashed var(--c-border-strong);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 6px;
}

.page-products .md5-box h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  margin: 0 0 14px;
}

.page-products .md5-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--c-border);
}

.page-products .md5-row:last-of-type {
  border-bottom: 0;
}

.page-products .md5-label {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-gold);
  background: rgba(245, 192, 74, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.page-products .md5-box code {
  font-family: "SF Mono", Consolas, "Roboto Mono", monospace;
  font-size: 12px;
  color: var(--c-cyan);
  background: rgba(20, 10, 46, 0.7);
  padding: 6px 10px;
  border-radius: 8px;
  word-break: break-all;
}

.page-products .md5-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--c-green);
}

.page-products .md5-tip {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--c-muted);
}

/* ===== 帮助条 ===== */
.page-products .help-strip {
  margin-top: 44px;
  padding: 28px;
  text-align: center;
  color: var(--c-muted);
  background: linear-gradient(120deg, rgba(164, 77, 255, 0.14), rgba(63, 208, 216, 0.1));
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
}

.page-products .help-strip p {
  margin: 0;
  font-size: 15px;
}

.page-products .help-strip a {
  color: var(--c-gold);
  font-family: var(--font-head);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 192, 74, 0.3);
}

/* ===== 动效 ===== */
@keyframes page-float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
}

/* ===== 桌面端布局 ===== */
@media (min-width: 900px) {
  .page-products {
    padding-block: 48px 100px;
  }

  .page-products .hero-zone {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 20px;
    padding: 30px 0 70px;
  }

  .page-products .hero-copy {
    padding-right: 20px;
  }

  .page-products .hero-title {
    font-size: clamp(42px, 5vw, 58px);
  }

  .page-products .phone-stage {
    padding-top: 0;
  }

  .page-products .feature-showcase .tab-panel {
    grid-template-columns: 1fr 0.9fr;
    align-items: center;
    padding: 28px 30px;
  }

  .page-products .feature-showcase .showcase-panel img {
    margin-inline: 0;
    margin-left: auto;
  }

  .page-products .feature-mini-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  .page-products .mini-card:nth-child(2) {
    transform: translateY(14px);
  }

  .page-products .mini-card:nth-child(3) {
    transform: translateY(28px);
  }

  .page-products .subscribe-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
  }

  .page-products .version-item {
    grid-template-columns: 150px 1fr;
    column-gap: 24px;
  }

  .page-products .version-meta {
    grid-column: 1;
  }

  .page-products .version-body {
    grid-column: 2;
  }

  .page-products .download-grid {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: stretch;
  }

  .page-products .platform-links {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .md5-box {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .phone-frame,
  .page-products .float-chip,
  .page-products .mini-card {
    animation: none;
    transition: none;
  }
}