.page-products {
  --page-gutter: clamp(1rem, 4vw, 3rem);
  --page-max: 1280px;
  --page-card-bg: rgba(11, 29, 58, 0.6);
  --page-card-line: rgba(57, 255, 20, 0.35);
  --page-font-num: "Roboto Mono", "SF Mono", "Cascadia Mono", Consolas, monospace;
  background: transparent;
  color: var(--color-beige);
  position: relative;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

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

.products-shell {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3rem) var(--page-gutter) 4rem;
  position: relative;
}

/* ===== 面包屑 ===== */
.products-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-grey);
  margin-bottom: clamp(2rem, 6vw, 4rem);
  letter-spacing: 0.02em;
}

.products-breadcrumb a {
  color: var(--color-beige);
  text-decoration: none;
  transition: color 0.25s ease;
}

.products-breadcrumb a:hover {
  color: var(--color-neon);
}

.products-breadcrumb .breadcrumb-current {
  color: var(--color-neon);
  font-weight: 500;
}

/* ===== 下载主视觉 ===== */
.download-hero {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-bottom: 3rem;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-kicker {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.2), rgba(255, 215, 0, 0.1));
  border-left: 3px solid var(--color-neon);
  color: var(--color-neon);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(0.8rem, 2vw, 1rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: skewX(-8deg);
  margin-bottom: 1.25rem;
}

.hero-kicker::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-right: 10px solid transparent;
  border-bottom: 18px solid rgba(57, 255, 20, 0.2);
  transform: skewX(8deg);
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 6vw, 3.8rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-beige);
  margin: 0 0 1.5rem;
  text-shadow: 0 4px 20px rgba(6, 16, 33, 0.6);
  position: relative;
}

.hero-title::before {
  content: "APK";
  position: absolute;
  right: 0;
  top: -1.2rem;
  color: rgba(57, 255, 20, 0.12);
  font-family: var(--page-font-num);
  font-size: clamp(1rem, 2vw, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.12em;
}

.hero-desc {
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.8;
  color: var(--color-grey);
  margin: 0 0 1.75rem;
  padding-left: 1rem;
  border-left: 2px solid rgba(255, 215, 0, 0.5);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--page-font-num);
  font-size: 0.85rem;
  padding: 0.4rem 0.8rem;
  border-radius: 2px;
  border: 1px solid transparent;
}

.badge--os {
  border-color: rgba(57, 255, 20, 0.4);
  color: var(--color-neon);
  background: rgba(57, 255, 20, 0.08);
}

.badge--ver {
  border-color: rgba(255, 215, 0, 0.45);
  color: var(--color-gold);
  background: rgba(255, 215, 0, 0.07);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.25rem;
}

.hero-actions .btn {
  font-size: 1rem;
  padding: 0.9rem 1.8rem;
  border-radius: 2px;
  cursor: pointer;
  user-select: none;
  transition: transform 0.25s var(--ease-power), box-shadow 0.25s ease;
}

.hero-actions .btn:active {
  transform: scale(0.97);
}

.hero-note {
  font-size: 0.875rem;
  color: var(--color-grey);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.version-num {
  color: var(--color-gold);
  font-family: var(--page-font-num);
}

.qr-panel {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: var(--color-beige);
  border-radius: 6px;
  display: inline-block;
  max-width: 260px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.qr-panel[hidden] {
  display: none;
}

.qr-img {
  width: 200px;
  height: 200px;
  display: block;
  margin: 0 auto;
}

.qr-caption {
  text-align: center;
  color: var(--color-deep);
  font-size: 0.875rem;
  margin-top: 0.75rem;
  font-weight: 500;
}

/* 手机外形 */
.hero-device {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  width: 100%;
  max-width: 380px;
}

.phone-frame {
  position: relative;
  width: 240px;
  height: 480px;
  background: linear-gradient(145deg, #132a4d, #0B1D3A);
  border-radius: 36px;
  box-shadow: 0 20px 50px rgba(6, 16, 33, 0.8), inset 0 0 0 2px rgba(255, 255, 255, 0.06);
  padding: 14px;
  transform: rotate(-3deg);
  transition: transform 0.4s var(--ease-power);
}

.page-products .hero-device:hover .phone-frame {
  transform: rotate(0deg) translateY(-6px);
}

.phone-notch {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 24px;
  background: var(--color-dark);
  border-radius: 14px;
  z-index: 3;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(160deg, #0B1D3A 0%, #061021 100%);
  border-radius: 24px;
  padding: 44px 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.phone-screen::before {
  content: "";
  position: absolute;
  width: 200%;
  height: 80px;
  background: linear-gradient(90deg, transparent, rgba(57, 255, 20, 0.18), transparent);
  top: 20%;
  left: -60%;
  transform: rotate(8deg);
}

.screen-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.6rem;
  color: var(--color-gold);
}

.screen-live {
  background: rgba(57, 255, 20, 0.3);
  padding: 2px 6px;
  border-radius: 2px;
  color: var(--color-neon);
  font-family: var(--page-font-num);
  font-size: 0.55rem;
}

.screen-league {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem;
}

.league-item {
  background: rgba(255, 255, 255, 0.06);
  border-left: 2px solid var(--color-neon);
  padding: 0.4rem 0.5rem;
  font-size: 0.6rem;
  color: var(--color-beige);
}

.league-item:nth-child(2) {
  border-left-color: var(--color-gold);
}

.league-item:nth-child(3) {
  border-left-color: var(--color-moss);
}

.league-item:nth-child(4) {
  border-left-color: var(--color-clay);
}

.screen-match {
  margin-top: auto;
  padding: 0.7rem;
  background: rgba(57, 255, 20, 0.1);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  border: 1px solid rgba(57, 255, 20, 0.2);
}

.match-round {
  font-family: var(--page-font-num);
  font-size: 0.55rem;
  color: var(--color-neon);
  text-transform: uppercase;
}

.match-name {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-beige);
}

.match-price {
  font-family: var(--page-font-num);
  font-size: 0.65rem;
  color: var(--color-gold);
}

.screen-tip {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.6rem;
  background: rgba(94, 140, 97, 0.2);
  border-radius: 3px;
  font-size: 0.55rem;
  color: var(--color-moss);
}

.tip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-moss);
  animation: products-pulse 2s infinite;
}

@keyframes products-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-device-caption {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.813rem;
  color: var(--color-grey);
  max-width: 280px;
}

/* 主视觉图 */
.download-main-visual {
  margin: 2.5rem 0 4rem;
  position: relative;
}

.main-visual-img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 18px 40px rgba(6, 16, 33, 0.6);
}

/* ===== 区块通用 ===== */
.section-head {
  margin-bottom: 2.5rem;
  position: relative;
}

.section-head--split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.section-index {
  font-family: var(--page-font-num);
  font-size: 0.813rem;
  letter-spacing: 0.1em;
  color: var(--color-neon);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  line-height: 1.2;
  color: var(--color-beige);
  margin: 0 0 0.75rem;
  letter-spacing: -0.01em;
}

.section-desc {
  color: var(--color-grey);
  font-size: 0.95rem;
  line-height: 1.8;
  margin: 0;
  max-width: 640px;
}

/* ===== 功能亮点 ===== */
.features-section {
  position: relative;
  padding: 3rem 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.feature-card {
  position: relative;
  padding: 2rem 1.75rem;
  background: var(--page-card-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
  transition: transform 0.3s var(--ease-power), border-color 0.3s ease, background 0.3s ease;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, transparent 50%, rgba(57, 255, 20, 0.15) 50%);
  z-index: 0;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--page-card-line);
  background: rgba(11, 29, 58, 0.85);
}

.feature-card--one {
  border-top: 3px solid var(--color-neon);
}

.feature-card--two {
  border-top: 3px solid var(--color-gold);
}

.feature-card--three {
  border-top: 3px solid var(--color-moss);
}

.feature-card--four {
  border-top: 3px solid var(--color-clay);
}

.feature-num {
  font-family: var(--page-font-num);
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.18);
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.feature-name {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-beige);
  margin: 0 0 0.875rem;
  position: relative;
  z-index: 1;
}

.feature-text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-grey);
  margin: 0 0 1.25rem;
  position: relative;
  z-index: 1;
}

.feature-meta {
  display: inline-block;
  font-family: var(--page-font-num);
  font-size: 0.75rem;
  color: var(--color-neon);
  background: rgba(57, 255, 20, 0.08);
  padding: 0.25rem 0.5rem;
  position: relative;
  z-index: 1;
}

.feature-compare {
  margin-top: 1rem;
}

.compare-img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 14px 32px rgba(6, 16, 33, 0.5);
}

/* ===== 版本历史 ===== */
.version-section {
  padding: 3rem 0;
  position: relative;
}

.version-section::before {
  content: "UPDATES";
  position: absolute;
  right: 0;
  top: 0;
  font-family: var(--page-font-num);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  color: rgba(57, 255, 20, 0.06);
  letter-spacing: 0.1em;
  pointer-events: none;
}

.version-list {
  position: relative;
  margin: 2rem 0 2.5rem;
}

.version-item {
  position: relative;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 1rem;
  padding-bottom: 2rem;
}

.version-item:last-child {
  padding-bottom: 0;
}

.version-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.version-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-deep);
  border: 2px solid var(--color-grey);
  flex-shrink: 0;
  z-index: 1;
}

.version-dot--active {
  background: var(--color-neon);
  border-color: var(--color-neon);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.6);
}

.version-line {
  flex: 1;
  width: 2px;
  background: rgba(255, 255, 255, 0.12);
  margin-top: 2px;
}

.version-body {
  background: rgba(11, 29, 58, 0.5);
  border-radius: 6px;
  padding: 1.5rem;
  position: relative;
  transform: skewX(-2deg);
  border-left: 3px solid rgba(255, 255, 255, 0.2);
  transition: border-color 0.3s ease, background 0.3s ease;
}

.version-item--current .version-body {
  border-left-color: var(--color-neon);
  background: rgba(57, 255, 20, 0.06);
}

.version-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-family: var(--page-font-num);
  color: var(--color-dark);
  background: var(--color-neon);
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
  margin-bottom: 0.75rem;
}

.version-item:not(.version-item--current) .version-tag {
  background: var(--color-grey);
  color: var(--color-dark);
}

.version-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-beige);
  margin: 0 0 1rem;
}

.version-time {
  font-family: var(--page-font-num);
  font-size: 0.813rem;
  color: var(--color-grey);
  font-weight: 400;
  margin-left: 0.5rem;
}

.version-changelog {
  margin: 0;
  padding: 0;
  list-style: none;
}

.version-changelog li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--color-grey);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 0.5rem;
}

.version-changelog li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  background: var(--color-clay);
  transform: rotate(45deg);
}

.version-item--current .version-changelog li::before {
  background: var(--color-neon);
}

.version-visual {
  margin-top: 2rem;
}

.version-img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(6, 16, 33, 0.5);
}

/* ===== 系统要求 ===== */
.requirement-section {
  padding: 3rem 0;
}

.requirement-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.require-card {
  padding: 2rem 1.75rem;
  background: var(--color-beige);
  border-radius: 6px;
  color: var(--color-deep);
  position: relative;
  overflow: hidden;
}

.require-card--neon {
  background: linear-gradient(145deg, #0B1D3A, #061021);
  color: var(--color-beige);
  border: 1px solid rgba(57, 255, 20, 0.3);
}

.require-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
  position: relative;
}

.require-card:not(.require-card--neon) .require-name {
  border-bottom-color: rgba(11, 29, 58, 0.15);
}

.require-name::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background: var(--color-neon);
}

.require-card--neon .require-name::after {
  background: var(--color-gold);
}

.require-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.require-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.65rem;
  font-size: 0.9rem;
  line-height: 1.7;
}

.require-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-neon);
  font-size: 1rem;
}

.require-card--neon .require-list li::before {
  color: var(--color-gold);
}

/* ===== 数据同步 ===== */
.sync-section {
  padding: 3rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.sync-desc {
  color: var(--color-grey);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.sync-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
  counter-reset: sync-step;
}

.sync-steps li {
  counter-increment: sync-step;
  position: relative;
  padding-left: 3rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--color-beige);
  line-height: 1.7;
}

.sync-steps li::before {
  content: counter(sync-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: rgba(57, 255, 20, 0.15);
  border: 1px solid var(--color-neon);
  color: var(--color-neon);
  font-family: var(--page-font-num);
  font-size: 0.813rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: skewX(-10deg);
}

.sync-visual {
  position: relative;
}

.sync-img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(6, 16, 33, 0.5);
}

/* ===== 隐私安全 ===== */
.security-section {
  padding: 3rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  background: linear-gradient(135deg, rgba(6, 16, 33, 0.6), rgba(11, 29, 58, 0.4));
  border-radius: 8px;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  margin: 2rem 0 3rem;
}

.security-desc {
  color: var(--color-grey);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.security-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
}

.security-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--color-beige);
  line-height: 1.6;
}

.security-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-neon);
  font-weight: 700;
}

.security-visual {
  position: relative;
}

.security-img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(6, 16, 33, 0.6);
}

/* ===== 底部提醒 ===== */
.download-reminder {
  padding: 2rem 0 0;
}

.reminder-box {
  background: linear-gradient(145deg, rgba(255, 215, 0, 0.1), rgba(11, 29, 58, 0.7));
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-left: 6px solid var(--color-gold);
  border-radius: 8px;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.reminder-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--color-beige);
  margin: 0 0 1rem;
}

.reminder-text {
  color: var(--color-grey);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  max-width: 680px;
}

.reminder-box .btn {
  margin-right: 0.75rem;
  margin-bottom: 0.5rem;
}

/* ===== 数据显现 ===== */
[data-reveal] {
  transition: opacity 0.6s var(--ease-power), transform 0.6s var(--ease-power);
  transition-delay: var(--reveal-delay, 0ms);
}

@keyframes products-reveal {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-products [data-reveal] {
  opacity: 0;
}

.page-products [data-revealed="true"] {
  opacity: 1;
  animation: products-reveal 0.65s var(--ease-power) both;
}

/* ===== 平板适配 ===== */
@media (min-width: 640px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .requirement-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-head--split {
    grid-template-columns: 1fr 1fr;
    align-items: end;
  }

  .hero-device {
    margin-left: auto;
    margin-right: auto;
  }
}

/* ===== 桌面端适配 ===== */
@media (min-width: 900px) {
  .download-hero {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
    align-items: center;
    padding-bottom: 4rem;
  }

  .hero-device {
    order: 2;
  }

  .hero-title {
    font-size: clamp(2.6rem, 5vw, 4rem);
  }

  .version-item {
    grid-template-columns: 40px 1fr;
  }

  .sync-section {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
  }

  .security-section {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 3rem;
  }

  .feature-grid {
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .products-shell {
    padding-top: 2.5rem;
  }

  .feature-card--two,
  .feature-card--four {
    transform: translateY(1.5rem);
  }

  .feature-card--two:hover,
  .feature-card--four:hover {
    transform: translateY(calc(1.5rem - 6px));
  }

  .requirement-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .section-desc {
    font-size: 1rem;
  }
}

/* ===== 动效降级 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .page-products [data-reveal] {
    opacity: 1 !important;
    animation: none !important;
  }

  .phone-frame {
    transform: rotate(0deg);
  }
}

.page-products {
  --reveal-delay: 0.3s;
}