.page-products {
  --products-bg-deep: #0A0A0F;
  --products-bg-panel: #16161E;
  --products-bg-panel-2: #1C1C28;
  --products-warm: #F5E9D7;
  --products-purple: #A855F7;
  --products-blue: #00E5FF;
  --products-rose: #FF2E88;
  --products-text: #FFFFFF;
  --products-text-dim: #A0A0B0;
  --products-text-ink: #1A1A1A;
  --products-line: #2E2E3C;
  position: relative;
  background-color: var(--products-bg-deep);
  color: var(--products-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products .product-directive {
  position: relative;
  z-index: 2;
  border-bottom: 1px solid var(--products-line);
  background: rgba(10, 10, 15, 0.92);
  padding: 14px 0;
}

.page-products .product-directive-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
  font-size: 14px;
}

.page-products .directive-link {
  color: var(--products-text-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-products .directive-link:hover {
  color: var(--products-blue);
}

.page-products .directive-sep {
  color: var(--products-purple);
  font-weight: 700;
}

.page-products .directive-current {
  color: var(--products-text);
}

/* ---------- 下载名片 ---------- */
.page-products .download-hero {
  position: relative;
  padding: 64px 0 72px;
}

.page-products .download-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    repeating-linear-gradient(0deg,
      transparent 0px,
      transparent 36px,
      rgba(168, 85, 247, 0.04) 36px,
      rgba(168, 85, 247, 0.04) 37px),
    radial-gradient(ellipse at 80% 20%, rgba(168, 85, 247, 0.10) 0%, transparent 60%),
    radial-gradient(ellipse at 15% 85%, rgba(0, 229, 255, 0.07) 0%, transparent 55%);
  pointer-events: none;
}

.page-products .download-hero::after {
  content: "WATER TERMINAL";
  position: absolute;
  top: 20px;
  right: -30px;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: rgba(168, 85, 247, 0.35);
  transform: rotate(90deg);
  white-space: nowrap;
  pointer-events: none;
}

.page-products .download-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.page-products .download-id-panel {
  position: relative;
  border: 1px solid var(--products-line);
  background: linear-gradient(160deg, rgba(22, 22, 30, 0.96) 0%, rgba(28, 28, 40, 0.96) 100%);
  padding: 32px 28px 28px;
  box-shadow: 0 0 0 4px rgba(10, 10, 15, 0.8), 0 20px 60px rgba(0, 0, 0, 0.4);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-products .id-panel-corner {
  position: absolute;
  width: 44px;
  height: 44px;
  pointer-events: none;
  opacity: 0.6;
}

.page-products .corner-tl {
  top: 8px;
  left: 8px;
  border-top: 2px solid var(--products-purple);
  border-left: 2px solid var(--products-purple);
}

.page-products .corner-br {
  bottom: 8px;
  right: 8px;
  border-bottom: 2px solid var(--products-blue);
  border-right: 2px solid var(--products-blue);
}

.page-products .id-eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--products-blue);
  text-transform: uppercase;
}

.page-products .id-title {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1.28;
  letter-spacing: 0.02em;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.85);
  text-shadow: 0 2px 0 rgba(0, 229, 255, 0.25), 0 10px 30px rgba(168, 85, 247, 0.28);
}

.page-products .id-title-mark {
  display: inline-block;
  margin-left: 10px;
  font-size: 0.56em;
  vertical-align: middle;
  color: var(--products-rose);
  -webkit-text-stroke: 0;
  text-shadow: 0 0 18px rgba(255, 46, 136, 0.5);
}

.page-products .id-desc {
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--products-text-dim);
  max-width: 560px;
}

.page-products .id-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0 0 28px;
  padding: 18px 0;
  border-top: 1px solid var(--products-line);
  border-bottom: 1px solid var(--products-line);
}

.page-products .id-meta-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
}

.page-products .id-meta-item dt {
  color: var(--products-text-dim);
  width: 86px;
  flex-shrink: 0;
}

.page-products .id-meta-item dd {
  margin: 0;
  color: var(--products-text);
  font-weight: 600;
}

.page-products .id-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 15px;
}

.page-products .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.page-products .btn-primary {
  background: linear-gradient(135deg, var(--products-purple) 0%, var(--products-blue) 130%);
  color: #FFFFFF;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  box-shadow: 0 4px 24px rgba(168, 85, 247, 0.35);
}

.page-products .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 229, 255, 0.35);
}

.page-products .btn-ghost {
  background: transparent;
  border-color: var(--products-line);
  color: var(--products-text);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.page-products .btn-ghost:hover {
  border-color: var(--products-purple);
  color: var(--products-purple);
  transform: translateY(-2px);
}

.page-products .id-btn-download {
  position: relative;
}

.page-products .id-tip {
  margin: 0 0 24px;
  font-size: 13px;
  color: var(--products-text-dim);
}

.page-products .id-platform-note {
  border-left: 3px solid var(--products-purple);
  padding-left: 16px;
}

.page-products .platform-note-title {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--products-text-dim);
  letter-spacing: 0.08em;
}

.page-products .platform-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .platform-tag {
  display: inline-block;
  padding: 5px 12px;
  font-size: 12px;
  color: var(--products-text);
  background: rgba(168, 85, 247, 0.10);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: 2px;
}

.page-products .download-hero-visual {
  position: relative;
}

.page-products .figure-frame {
  display: block;
  margin: 0;
  position: relative;
  overflow: hidden;
  background: var(--products-bg-panel);
  border: 1px solid var(--products-line);
}

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

.page-products .img-ratio-4x3 img {
  aspect-ratio: 4 / 3;
}

.page-products .img-ratio-16x9 img {
  aspect-ratio: 16 / 9;
}

.page-products .img-ratio-1x1 img {
  aspect-ratio: 1 / 1;
}

.page-products .hero-app-figure {
  clip-path: polygon(0 0, calc(100% - 40px) 0, 100% 40px, 100% 100%, 0 100%);
  box-shadow: 0 16px 50px rgba(168, 85, 247, 0.12), 0 0 0 1px rgba(0, 229, 255, 0.08);
}

.page-products .hero-app-figure::after {
  content: "";
  position: absolute;
  inset: 10px 10px 10px 10px;
  border: 1px dashed rgba(0, 229, 255, 0.28);
  pointer-events: none;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-products .hero-visual-caption {
  margin: 14px 0 0;
  text-align: right;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--products-text-dim);
  border-right: 2px solid var(--products-rose);
  padding-right: 12px;
}

.page-products .hero-visual-caption::before {
  content: "◤ ";
  color: var(--products-rose);
}

/* ---------- 通用章节 ---------- */
.page-products .section-kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.page-products .kicker-line {
  display: block;
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, var(--products-purple), var(--products-blue));
}

.page-products .kicker-text {
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--products-text-dim);
  text-transform: uppercase;
}

.page-products .kicker-num {
  margin-left: auto;
  font-family: var(--font-heading);
  font-size: 16px;
  color: var(--products-purple);
  opacity: 0.7;
}

.page-products .section-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 36px;
  font-family: var(--font-heading);
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.3;
  letter-spacing: 0.03em;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.85);
  text-shadow: 0 10px 30px rgba(168, 85, 247, 0.2);
}

.page-products .section-title-note {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--products-text-dim);
  -webkit-text-stroke: 0;
  text-shadow: none;
  writing-mode: vertical-rl;
  letter-spacing: 0.2em;
  margin-bottom: 6px;
}

/* ---------- 核心功能 ---------- */
.page-products .core-features {
  position: relative;
  padding: 72px 0 96px;
  border-top: 1px solid var(--products-line);
  background: linear-gradient(180deg, rgba(22, 22, 30, 0.4) 0%, transparent 40%);
}

.page-products .core-features::before {
  content: "PLAY / TRACK / EXPORT";
  position: absolute;
  top: 20px;
  right: -20px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: rgba(0, 229, 255, 0.18);
  transform: rotate(90deg);
  white-space: nowrap;
}

.page-products .feature-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

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

.page-products .feature-card {
  position: relative;
  background: var(--products-bg-panel);
  border: 1px solid var(--products-line);
  padding: 26px 24px 24px 28px;
  transition: transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.page-products .feature-card:hover {
  transform: translateY(-4px) translateX(4px);
  border-color: rgba(168, 85, 247, 0.6);
  background: var(--products-bg-panel-2);
}

.page-products .feature-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 32px;
  height: 32px;
  border-top: 2px solid var(--products-rose);
  border-right: 2px solid var(--products-rose);
  opacity: 0.5;
  transition: opacity 0.25s ease;
}

.page-products .feature-card:hover::after {
  opacity: 1;
}

.page-products .feature-index {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--products-blue);
}

.page-products .feature-name {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--products-text);
}

.page-products .feature-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--products-text-dim);
}

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

.page-products .feature-icon-figure {
  border: 1px solid rgba(0, 229, 255, 0.18);
  clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
}

.page-products .feature-icon-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .feature-visual-tag {
  position: absolute;
  right: -8px;
  bottom: -8px;
  margin: 0;
  padding: 8px 16px;
  background: linear-gradient(135deg, var(--products-purple), var(--products-blue));
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.2em;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

/* ---------- 版本演进 ---------- */
.page-products .version-timeline {
  position: relative;
  padding: 72px 0 96px;
  background: var(--products-bg-deep);
}

.page-products .version-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--products-purple) 0%, var(--products-blue) 50%, var(--products-rose) 100%);
  opacity: 0.35;
}

.page-products .version-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

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

.page-products .version-item {
  position: relative;
  padding: 16px 16px 16px 22px;
  background: var(--products-bg-panel);
  border-left: 3px solid var(--products-line);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-products .version-item:hover {
  border-left-color: var(--products-purple);
  background: var(--products-bg-panel-2);
}

.page-products .version-item-current {
  border-left-color: var(--products-rose);
  background: linear-gradient(90deg, rgba(255, 46, 136, 0.08) 0%, rgba(22, 22, 30, 1) 45%);
}

.page-products .version-badge {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.page-products .version-name {
  font-family: var(--font-heading);
  font-size: 17px;
  color: var(--products-text);
}

.page-products .version-item-current .version-name {
  color: var(--products-rose);
}

.page-products .version-code {
  font-size: 13px;
  color: var(--products-text-dim);
}

.page-products .version-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--products-text-dim);
}

.page-products .version-figure {
  border: 1px solid var(--products-line);
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}

.page-products .version-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 多端适配 ---------- */
.page-products .multi-device {
  padding: 72px 0 96px;
  background: linear-gradient(135deg, rgba(22, 22, 30, 0.6) 0%, transparent 70%);
  border-top: 1px solid var(--products-line);
  border-bottom: 1px solid var(--products-line);
}

.page-products .multi-device-title .section-title-note {
  color: var(--products-blue);
}

.page-products .device-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-products .device-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-products .device-info-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  position: relative;
  padding: 22px;
  border: 1px solid var(--products-line);
  background: rgba(22, 22, 30, 0.82);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-products .device-info-item:hover {
  transform: translateX(6px);
  border-color: rgba(0, 229, 255, 0.5);
}

.page-products .device-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  font-family: var(--font-heading);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--products-text);
  border-radius: 2px;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

.page-products .device-icon-pc {
  background: linear-gradient(135deg, var(--products-purple) 0%, var(--products-blue) 120%);
}

.page-products .device-icon-mobile {
  background: linear-gradient(135deg, var(--products-rose) 0%, var(--products-purple) 120%);
}

.page-products .device-icon-sync {
  background: linear-gradient(135deg, var(--products-blue) 0%, var(--products-purple) 120%);
}

.page-products .device-info-title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 17px;
}

.page-products .device-info-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--products-text-dim);
}

.page-products .device-figure {
  border: 1px solid rgba(0, 229, 255, 0.16);
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 0 100%);
}

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

/* ---------- 使用场景 ---------- */
.page-products .usage-scenes {
  padding: 72px 0 96px;
}

.page-products .usage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-products .usage-figure {
  border: 1px solid rgba(168, 85, 247, 0.25);
  clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
  box-shadow: 0 20px 60px rgba(168, 85, 247, 0.10);
}

.page-products .usage-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .usage-scene-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .usage-scene-card {
  position: relative;
  padding: 22px 24px;
  background: var(--products-bg-panel);
  border-right: 3px solid var(--products-purple);
  border-bottom: 1px solid var(--products-line);
  transition: transform 0.25s ease, background-color 0.25s ease;
}

.page-products .usage-scene-card:hover {
  transform: translateY(-4px);
  background: var(--products-bg-panel-2);
}

.page-products .usage-scene-index {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-heading);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--products-blue);
}

.page-products .usage-scene-title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 17px;
}

.page-products .usage-scene-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--products-text-dim);
}

/* ---------- 平台信任 ---------- */
.page-products .product-trust {
  padding: 56px 0 80px;
  border-top: 1px solid var(--products-line);
  background:
    linear-gradient(135deg, rgba(168, 85, 247, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 100%, rgba(255, 46, 136, 0.07) 0%, transparent 60%);
}

.page-products .product-trust-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.page-products .note-warm {
  background: var(--products-warm);
  color: var(--products-text-ink);
  padding: 24px 28px;
  border-left: 6px solid var(--products-rose);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.page-products .product-note-title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 17px;
}

.page-products .product-note-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
}

.page-products .product-note-desc a {
  color: var(--products-text-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .product-trust-meta {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 8px 0;
}

.page-products .product-trust-meta p {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--products-text-dim);
}

.page-products .product-trust-link {
  align-self: flex-start;
}

/* ---------- 容器 ---------- */
.page-products .container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 移动端优先 ---------- */
@media (min-width: 640px) {
  .page-products .id-meta {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .page-products .usage-scene-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-products .download-hero {
    padding: 80px 0 80px;
  }

  .page-products .download-hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 64px;
  }

  .page-products .download-id-panel {
    padding: 44px 36px 36px;
  }

  .page-products .feature-layout {
    grid-template-columns: 1fr 0.8fr;
    align-items: center;
    gap: 56px;
  }

  .page-products .version-track {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .page-products .device-layout {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 56px;
  }

  .page-products .usage-grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
    gap: 56px;
  }
}

@media (max-width: 1023px) {
  .page-products .download-hero::after {
    display: none;
  }

  .page-products .core-features::before {
    display: none;
  }
}

@media (max-width: 639px) {
  .page-products .product-directive-inner {
    padding: 0 16px;
  }

  .page-products .download-hero-grid,
  .page-products .product-trust-wrap {
    padding: 0 16px;
  }

  .page-products .download-id-panel {
    padding: 26px 20px 22px;
  }

  .page-products .id-meta-item {
    flex-direction: column;
    gap: 2px;
  }

  .page-products .section-kicker {
    padding: 0 4px;
  }

  .page-products .id-actions {
    flex-direction: column;
  }

  .page-products .id-actions .btn {
    width: 100%;
  }

  .page-products .device-info-item {
    flex-direction: column;
  }

  .page-products .device-info-item:hover {
    transform: translateY(-2px);
  }
}