.page-products {
  --page-grid: minmax(0, 1fr);
  --page-accent: var(--neon);
  --page-volt: var(--volt);
  --page-panel: rgba(27, 35, 51, 0.72);
  --page-line: rgba(230, 240, 255, 0.1);
  overflow-x: clip;
}

.page-products .breadcrumb {
  padding-top: 2rem;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.01em;
  line-height: 1.1;
  color: var(--pure);
}

.page-products h1 {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  margin: 1rem 0 1.25rem;
  text-transform: uppercase;
}

.page-products h2 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  margin: 0.5rem 0 1rem;
}

.page-products h3 {
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
}

.page-products p {
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
}

.page-products__sec-head {
  max-width: 760px;
  margin-bottom: 2.75rem;
  position: relative;
  padding-left: 3.5rem;
}

.page-products__sec-index {
  position: absolute;
  left: 0;
  top: 0.25rem;
  font-family: var(--font-data);
  font-size: 0.875rem;
  letter-spacing: 0.18em;
  color: var(--neon);
  border: 1px solid rgba(57, 255, 20, 0.35);
  padding: 0.25rem 0.5rem;
  line-height: 1;
}

.page-products__sec-head p {
  color: var(--muted);
  margin-top: 0.5rem;
  font-size: 0.9375rem;
}

/* ===== 首屏 ===== */
.page-products__hero {
  display: grid;
  gap: 3rem;
  padding-top: 2rem;
  padding-bottom: 4rem;
  position: relative;
}

.page-products__hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -8%;
  width: 60%;
  height: 100%;
  background:
    linear-gradient(135deg, transparent 0, transparent 42%, rgba(57, 255, 20, 0.05) 42%, rgba(57, 255, 20, 0.05) 43%, transparent 43%, transparent 70%, rgba(0, 191, 255, 0.06) 70%, transparent 71%),
    radial-gradient(circle at 78% 32%, rgba(0, 191, 255, 0.1), transparent 55%);
  pointer-events: none;
  z-index: 0;
}

.page-products__hero-copy,
.page-products__hero-visual {
  position: relative;
  z-index: 1;
}

.page-products__hero-desc {
  font-size: 1.0625rem;
  max-width: 38rem;
  margin: 0 0 1.75rem;
  color: var(--ink);
}

.page-products__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-bottom: 2rem;
}

.page-products__hero-note {
  font-size: 0.875rem;
  color: var(--muted);
  border-left: 2px solid var(--flare);
  padding-left: 0.875rem;
}

/* 手机模型 */
.page-products__phone {
  max-width: 360px;
  margin: 0 auto;
  text-align: center;
}

.page-products__phone-frame {
  position: relative;
  width: min(86vw, 300px);
  margin: 0 auto;
  padding: 0.875rem 0.625rem 1rem;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--line);
  border-radius: 2.5rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.page-products__phone-notch {
  position: absolute;
  top: 0.625rem;
  left: 50%;
  transform: translateX(-50%);
  width: 76px;
  height: 5px;
  background: var(--bg-void);
  border-radius: 999px;
  z-index: 2;
}

.page-products__phone-screen {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 1.5rem;
  object-fit: cover;
}

.page-products__phone-float {
  position: absolute;
  top: 2rem;
  right: 1rem;
  z-index: 2;
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--bg-void);
  background: var(--neon);
  padding: 0.375rem 0.625rem;
  border-radius: 999px;
  letter-spacing: 0.06em;
  box-shadow: 0 4px 18px rgba(57, 255, 20, 0.4);
  animation: page-products-floatY 3.2s ease-in-out infinite alternate;
}

.page-products__phone-float--bottom {
  top: auto;
  right: auto;
  bottom: 2.25rem;
  left: 1rem;
  background: var(--volt);
  box-shadow: 0 4px 18px rgba(0, 191, 255, 0.4);
  animation-delay: 0.8s;
}

.page-products__phone-caption {
  margin-top: 1rem;
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@keyframes page-products-floatY {
  0% { transform: translateY(0); }
  100% { transform: translateY(-8px); }
}

/* ===== 功能矩阵 ===== */
.page-products__feature-grid {
  display: grid;
  gap: 1.25rem;
}

.page-products__feature {
  position: relative;
  background: var(--page-panel);
  border: 1px solid var(--page-line);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: border-color var(--ease-fast), transform var(--ease-fast), box-shadow var(--ease-fast);
}

.page-products__feature:hover,
.page-products__feature:focus-within {
  border-color: rgba(0, 191, 255, 0.45);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
}

.page-products__feature:hover::before {
  opacity: 1;
}

.page-products__feature::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--volt), transparent);
  opacity: 0;
  transition: opacity var(--ease-mid);
  border-radius: 999px;
  pointer-events: none;
}

.page-products__feature-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.page-products__feature-code {
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--neon);
  letter-spacing: 0.1em;
}

.page-products__feature p {
  font-size: 0.9375rem;
  color: var(--ink);
  margin-bottom: 1rem;
}

.page-products__feature img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 0.5rem;
  margin: 1rem 0;
  border: 1px solid rgba(230, 240, 255, 0.08);
}

.page-products__feature-data {
  display: grid;
  gap: 0.625rem;
  margin: 0.75rem 0 0;
  padding: 0.875rem;
  background: rgba(10, 14, 22, 0.6);
  border-radius: 0.5rem;
  border: 1px solid rgba(57, 255, 20, 0.12);
}

.page-products__feature-data div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
}

.page-products__feature-data dt {
  font-family: var(--font-data);
  font-size: 0.6875rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-products__feature-data dd {
  font-family: var(--font-data);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--neon);
  margin: 0;
}

.page-products__feature-data--row {
  grid-template-columns: 1fr;
}

/* 迷你条形图 */
.page-products__mini-bars {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0;
}

.page-products__mini-bar {
  display: block;
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--bg-void);
  background: var(--neon);
  padding: 0.375rem 0.625rem;
  border-radius: 0.25rem;
  width: var(--bar-w, 60%);
  max-width: 100%;
  font-weight: 700;
  white-space: nowrap;
}

.page-products__mini-bar--alt {
  background: var(--volt);
  color: var(--bg-void);
}

/* 热图 */
.page-products__heatmap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.375rem;
  margin: 1rem 0;
  padding: 0.75rem;
  background: rgba(10, 14, 22, 0.55);
  border-radius: 0.5rem;
}

.page-products__heatmap-cell {
  aspect-ratio: 1;
  background: currentColor;
  border-radius: 0.25rem;
  opacity: var(--h-op, 0.4);
  color: var(--volt);
  transition: opacity var(--ease-fast);
}

.page-products__feature:hover .page-products__heatmap-cell {
  opacity: calc(var(--h-op, 0.4) + 0.15);
}

/* 曲线 */
.page-products__curve {
  position: relative;
  height: 84px;
  margin: 1rem 0 0.5rem;
  overflow: hidden;
  border-radius: 0.5rem;
  background: rgba(10, 14, 22, 0.55);
}

.page-products__curve-line {
  position: absolute;
  left: 4%;
  right: 4%;
  top: 50%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--volt), transparent);
  transform-origin: center;
  transform: translateY(-50%) rotate(4deg);
  border-radius: 999px;
}

.page-products__curve-line--alt {
  transform: translateY(-50%) rotate(-9deg);
  background: linear-gradient(90deg, transparent, var(--neon), transparent);
}

.page-products__feature-caption {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* 收藏 */
.page-products__bookmark {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
  padding: 1rem;
  background: rgba(10, 14, 22, 0.55);
  border-radius: 0.5rem;
  border: 1px dashed rgba(57, 255, 20, 0.3);
}

.page-products__bookmark-icon {
  width: 10px;
  height: 14px;
  background: var(--flare);
  border-radius: 1px 1px 3px 3px;
  position: relative;
  flex-shrink: 0;
}

.page-products__bookmark-icon::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--flare);
}

.page-products__bookmark-text {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--ink);
}

.page-products__feature-hint {
  font-family: var(--font-data);
  font-size: 0.6875rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.75rem;
  opacity: 0.7;
}

/* ===== 数据能力 ===== */
.page-products__capability {
  border-top: 1px solid var(--page-line);
}

.page-products__capability-img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 0.75rem;
  margin: 0 auto 2.25rem;
  border: 1px solid var(--page-line);
  background: rgba(27, 35, 51, 0.5);
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

.page-products__capability-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-products__capability-card {
  background: var(--page-panel);
  border: 1px solid var(--page-line);
  border-radius: 0.75rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color var(--ease-fast);
}

.page-products__capability-card:hover {
  border-color: rgba(57, 255, 20, 0.35);
}

.page-products__capability-card .data-num {
  font-family: var(--font-data);
  font-size: 2rem;
  font-weight: 700;
  color: var(--neon);
  line-height: 1;
}

.page-products__capability-card .data-label {
  font-family: var(--font-data);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-products__capability-note {
  margin-top: 1.5rem;
}

/* ===== 时间线 ===== */
.page-products__timeline {
  border-top: 1px solid var(--page-line);
}

.page-products__timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products__timeline-list::before {
  content: "";
  position: absolute;
  left: 1.05rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  background: linear-gradient(180deg, rgba(57, 255, 20, 0.6), rgba(0, 191, 255, 0.5), rgba(57, 255, 20, 0.15));
  border-radius: 999px;
}

.page-products__timeline-item {
  position: relative;
  padding: 0 0 2.25rem 3.25rem;
}

.page-products__timeline-item::before {
  content: "";
  position: absolute;
  left: 0.5rem;
  top: 0.25rem;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background: var(--bg-void);
  border: 2px solid var(--neon);
  transition: background var(--ease-fast), box-shadow var(--ease-fast);
}

.page-products__timeline-item:hover::before {
  background: var(--neon);
  box-shadow: 0 0 0 5px rgba(57, 255, 20, 0.15);
}

.page-products__timeline-item--current::before {
  background: var(--neon);
  box-shadow: 0 0 0 5px rgba(57, 255, 20, 0.15);
}

.page-products__timeline-ver {
  display: inline-block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--pure);
  background: rgba(57, 255, 20, 0.08);
  border: 1px solid rgba(57, 255, 20, 0.25);
  border-radius: 999px;
  padding: 0.25rem 0.875rem;
  margin-bottom: 0.625rem;
  letter-spacing: 0.04em;
}

.page-products__timeline-item--current .page-products__timeline-ver {
  color: var(--bg-void);
  background: var(--neon);
  border-color: var(--neon);
}

.page-products__timeline-item p {
  font-size: 0.9375rem;
  color: var(--ink);
  margin: 0;
}

/* ===== 下载与订阅 ===== */
.page-products__download {
  border-top: 1px solid var(--page-line);
}

.page-products__download-grid {
  display: grid;
  gap: 2.5rem;
  margin-top: 1rem;
}

.page-products__download-qr {
  text-align: center;
  padding: 2rem 1.25rem;
  background: var(--page-panel);
  border: 1px solid var(--page-line);
  border-radius: 1rem;
  position: relative;
  overflow: hidden;
}

.page-products__download-qr::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon), var(--volt), var(--flare));
}

.page-products__download-qr img {
  display: block;
  max-width: 100%;
  width: 200px;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
  margin: 0 auto 1rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(230, 240, 255, 0.15);
  transition: transform var(--ease-mid);
}

.page-products__download-qr img:hover {
  transform: scale(1.04);
}

.page-products__download-qr-text {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1rem;
  color: var(--pure);
  margin: 0.5rem 0 0.25rem;
  letter-spacing: 0.08em;
}

.page-products__download-qr-sub {
  font-size: 0.875rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.page-products__download-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.page-products__plans {
  display: grid;
  gap: 1.25rem;
}

.page-products__plan {
  background: var(--page-panel);
  border: 1px solid var(--page-line);
  border-radius: 0.875rem;
  padding: 1.75rem 1.5rem;
  position: relative;
  transition: border-color var(--ease-fast), transform var(--ease-fast);
}

.page-products__plan:hover {
  border-color: rgba(0, 191, 255, 0.45);
  transform: translateY(-3px);
}

.page-products__plan--pro {
  border-color: rgba(57, 255, 20, 0.25);
  background: linear-gradient(160deg, rgba(57, 255, 20, 0.06), rgba(27, 35, 51, 0.8));
}

.page-products__plan h3 {
  margin: 0.75rem 0 1rem;
  font-size: 1.5rem;
}

.page-products__plan ul {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}

.page-products__plan li {
  position: relative;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  padding: 0.375rem 0 0.375rem 1.75rem;
}

.page-products__plan li::before {
  content: "";
  position: absolute;
  left: 0.25rem;
  top: 0.75rem;
  width: 0.625rem;
  height: 0.625rem;
  background: var(--neon);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.page-products__plan--free li::before {
  background: var(--volt);
}

.page-products__plan-note {
  font-size: 0.8125rem;
  color: var(--muted);
  border-top: 1px solid var(--page-line);
  padding-top: 0.875rem;
  margin-bottom: 1rem;
}

.page-products__download-callout {
  margin-top: 2.5rem;
}

.page-products__download-callout a {
  color: var(--volt);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 191, 255, 0.3);
  transition: border-color var(--ease-fast);
}

.page-products__download-callout a:hover {
  border-color: var(--volt);
}

/* ===== 桌面断点 ===== */
@media (min-width: 900px) {
  .page-products__hero {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 4rem;
    align-items: center;
    padding-top: 4rem;
    padding-bottom: 6rem;
  }

  .page-products__phone {
    margin: 0 0 0 auto;
  }

  .page-products__phone-frame {
    width: 300px;
  }

  .page-products__feature-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-products__feature--pos-a {
    grid-column: span 4;
  }

  .page-products__feature--pos-b {
    grid-column: span 2;
  }

  .page-products__feature--pos-c {
    grid-column: span 2;
  }

  .page-products__feature--pos-d {
    grid-column: span 4;
  }

  .page-products__feature--pos-e {
    grid-column: span 3;
  }

  .page-products__feature--pos-f {
    grid-column: span 3;
  }

  .page-products__feature--wide {
    padding: 2rem;
  }

  .page-products__feature--wide .page-products__feature-data {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products__feature-data--row {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products__capability-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products__timeline-list::before {
    left: 50%;
    transform: translateX(-1px);
  }

  .page-products__timeline-item {
    width: 50%;
    padding: 0 3rem 3rem 0;
    margin-left: 0;
  }

  .page-products__timeline-item::before {
    left: auto;
    right: -0.625rem;
    top: 0.25rem;
  }

  .page-products__timeline-item:nth-child(even) {
    margin-left: 50%;
    padding: 0 0 3rem 3rem;
  }

  .page-products__timeline-item:nth-child(even)::before {
    left: -0.625rem;
    right: auto;
  }

  .page-products__timeline-item--current .page-products__timeline-ver {
    margin-bottom: 0.875rem;
  }

  .page-products__download-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 2rem;
    align-items: start;
  }

  .page-products__download-qr {
    padding: 2.5rem 2rem;
  }

  .page-products__plans {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .page-products__plan {
    padding: 2rem 1.75rem;
  }
}

@media (min-width: 1200px) {
  .page-products__hero-copy .btn {
    padding: 0.875rem 1.875rem;
  }
}

.page-products {
  --bar-w: 1rem;
  --h-op: 1;
}