.page-products {
  --pp-hero-line: rgba(53, 240, 196, 0.35);
  --pp-amber-glow: rgba(255, 182, 46, 0.16);
  --pp-deep-fade: linear-gradient(160deg, rgba(8, 11, 24, 0.94) 0%, rgba(10, 35, 24, 0.9) 58%, rgba(4, 20, 13, 0.96) 100%);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-products .band--hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: var(--pad-sec);
  background:
    radial-gradient(120% 90% at 88% 8%, var(--pp-amber-glow) 0%, transparent 55%),
    var(--pp-deep-fade);
}

.page-products .band--hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(53, 240, 196, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(53, 240, 196, 0.05) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 78%);
  pointer-events: none;
}

.page-products .band--hero .container {
  position: relative;
  z-index: 1;
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 clamp(1.5rem, 4vw, 2.75rem);
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-dim);
}

.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--cyan-deep);
}

.page-products .breadcrumb a {
  color: var(--cream-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.25rem);
  align-items: end;
}

.page-products .hero-copy h1 {
  margin: 0 0 1.1rem;
  font-size: clamp(2rem, 7.4vw, 4.1rem);
  line-height: 1.04;
  letter-spacing: 0.015em;
  color: var(--cream);
}

.page-products .hero-copy .hl {
  color: var(--amber);
  position: relative;
  white-space: nowrap;
}

.page-products .hero-copy .hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.12em;
  height: 4px;
  background: var(--cyan);
  transform-origin: left center;
  transform: scaleX(0.42);
}

.page-products .hero-copy .lede {
  max-width: 46ch;
  margin: 0 0 1.75rem;
  color: var(--cream-dim);
  font-size: clamp(0.96rem, 2.4vw, 1.08rem);
  line-height: 1.85;
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .hero-media {
  margin: 0;
  border: 1px solid var(--line);
  position: relative;
}

.page-products .hero-media::after {
  content: "LIVE BOARD";
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  color: var(--pitch-deep);
  background: var(--amber);
  padding: 0.28rem 0.55rem;
}

.page-products .hero-media .media-caption {
  margin: 0;
  padding: 0.7rem 0.9rem;
  background: rgba(4, 20, 13, 0.86);
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--cream-dim);
}

/* ---------- 指标带 ---------- */
.page-products .band--stats {
  padding: var(--pad-sec) 0 calc(var(--pad-sec) * 0.7);
}

.page-products .stat-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .stat-strip .stat {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: clamp(1.1rem, 3.4vw, 1.9rem) clamp(0.9rem, 2.6vw, 1.5rem);
  background: var(--pitch-deep);
}

.page-products .stat-strip .stat-value {
  font-size: clamp(1.9rem, 6vw, 2.9rem);
  line-height: 1;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-products .stat-strip .stat:nth-child(2) .stat-value,
.page-products .stat-strip .stat:nth-child(4) .stat-value {
  color: var(--amber);
}

.page-products .stat-strip .stat-label {
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--cream-dim);
}

/* ---------- 业务线列表 ---------- */
.page-products .band--lines {
  padding: var(--pad-sec) 0;
}

.page-products .lines-list {
  list-style: none;
  margin: clamp(1.75rem, 4vw, 3rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .line-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem 1.25rem;
  padding: clamp(1.4rem, 4vw, 2.3rem) 0;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 0.3s var(--ease);
}

.page-products .line-item:hover {
  background-color: rgba(53, 240, 196, 0.035);
}

.page-products .line-num {
  font-size: clamp(1.4rem, 4.4vw, 2.1rem);
  line-height: 1;
  color: var(--cyan-deep);
  letter-spacing: 0.04em;
}

.page-products .line-title {
  margin: 0 0 0.7rem;
  font-size: clamp(1.15rem, 3.4vw, 1.55rem);
  line-height: 1.25;
  color: var(--cream);
}

.page-products .line-body p {
  margin: 0 0 1rem;
  max-width: 62ch;
  color: var(--cream-dim);
  font-size: 0.95rem;
  line-height: 1.85;
}

.page-products .line-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ---------- 节奏对照表 ---------- */
.page-products .band--table {
  padding: calc(var(--pad-sec) * 0.9) 0;
  background: linear-gradient(180deg, rgba(19, 26, 58, 0.55) 0%, rgba(8, 11, 24, 0.2) 100%);
}

.page-products .table-side h2 {
  margin: 0.5rem 0 1rem;
  font-size: clamp(1.5rem, 4.6vw, 2.1rem);
  line-height: 1.2;
  color: var(--cream);
}

.page-products .table-side .prose {
  color: var(--cream-dim);
  font-size: 0.95rem;
  line-height: 1.85;
  margin: 0 0 1.5rem;
}

.page-products .table-media {
  margin: 0;
  border: 1px solid var(--line);
}

.page-products .table-caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 0.9rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--cyan-deep);
}

.page-products .data-table th[scope="col"] {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---------- 上手流程 ---------- */
.page-products .band--flow {
  padding: var(--pad-sec) 0;
}

.page-products .flow-grid {
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}

.page-products .flow-card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: clamp(1.2rem, 3.6vw, 1.8rem);
  background: linear-gradient(150deg, rgba(15, 51, 34, 0.75) 0%, rgba(4, 20, 13, 0.9) 100%);
}

.page-products .flow-step {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-products .flow-card .panel-title {
  margin: 0;
  font-size: 1.1rem;
}

.page-products .flow-card p {
  margin: 0;
  color: var(--cream-dim);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ---------- 使用场景 ---------- */
.page-products .band--scenes {
  padding: calc(var(--pad-sec) * 0.9) 0;
}

.page-products .scene-stack {
  display: grid;
  gap: clamp(1.2rem, 3.5vw, 1.85rem);
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}

.page-products .scene-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--line-soft);
  background: var(--pitch-deep);
  overflow: hidden;
}

.page-products .scene-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 180px;
}

.page-products .scene-text {
  padding: clamp(1.2rem, 3.6vw, 1.9rem);
}

.page-products .scene-tag {
  display: inline-block;
  margin: 0 0 0.7rem;
  padding: 0.25rem 0.6rem;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--pitch-deep);
  background: var(--cyan);
}

.page-products .scene-text h3 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.1rem, 3.2vw, 1.35rem);
  color: var(--cream);
}

.page-products .scene-text p {
  margin: 0;
  color: var(--cream-dim);
  font-size: 0.93rem;
  line-height: 1.85;
  max-width: 58ch;
}

/* ---------- 常见问题 ---------- */
.page-products .band--faq {
  padding: calc(var(--pad-sec) * 0.9) 0;
  background: linear-gradient(180deg, rgba(4, 20, 13, 0) 0%, rgba(19, 26, 58, 0.5) 100%);
}

.page-products .faq-side h2 {
  margin: 0.5rem 0 1rem;
  font-size: clamp(1.5rem, 4.6vw, 2.1rem);
  line-height: 1.2;
  color: var(--cream);
}

.page-products .faq-side .prose {
  color: var(--cream-dim);
  font-size: 0.95rem;
  line-height: 1.85;
  margin: 0 0 1.4rem;
}

.page-products .faq-list {
  display: grid;
  gap: 0.6rem;
}

.page-products .faq-item {
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--cyan-deep);
  background: rgba(8, 11, 24, 0.55);
  padding: 0.9rem 1.05rem;
  transition: border-left-color 0.28s var(--ease), background-color 0.28s var(--ease);
}

.page-products .faq-item[open] {
  border-left-color: var(--amber);
  background: rgba(15, 51, 34, 0.6);
}

.page-products .faq-item summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--cream);
  padding-right: 1.5rem;
  position: relative;
}

.page-products .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-products .faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  color: var(--cyan);
  font-size: 1.1rem;
}

.page-products .faq-item[open] summary::after {
  content: "–";
  color: var(--amber);
}

.page-products .faq-item p {
  margin: 0.7rem 0 0;
  color: var(--cream-dim);
  font-size: 0.9rem;
  line-height: 1.85;
}

/* ---------- 收尾 ---------- */
.page-products .band--close {
  padding: 0 0 calc(var(--pad-sec) * 0.9);
}

.page-products .close-panel {
  display: grid;
  gap: 1.25rem;
  padding: clamp(1.4rem, 4.4vw, 2.4rem);
  border: 1px solid var(--line);
  border-top: 4px solid var(--amber);
  background: linear-gradient(120deg, rgba(10, 35, 24, 0.85) 0%, rgba(19, 26, 58, 0.7) 100%);
}

.page-products .close-copy h2 {
  margin: 0.4rem 0 0.7rem;
  font-size: clamp(1.35rem, 4.2vw, 1.85rem);
  color: var(--cream);
}

.page-products .close-copy p {
  margin: 0;
  max-width: 56ch;
  color: var(--cream-dim);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-products .close-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .stat-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .scene-card {
    grid-template-columns: 1fr 1.1fr;
  }

  .page-products .scene-card--flip .scene-media {
    order: 2;
  }

  .page-products .scene-card--flip .scene-text {
    order: 1;
  }
}

@media (min-width: 860px) {
  .page-products .hero-grid {
    grid-template-columns: 1.35fr 1fr;
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-products .hero-media {
    margin-top: 1.5rem;
  }

  .page-products .line-item {
    grid-template-columns: 5.5rem 1fr;
    gap: 0 2rem;
  }

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

  .page-products .close-panel {
    grid-template-columns: 1.4fr auto;
    align-items: center;
  }

  .page-products .close-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1024px) {
  .page-products .hero-copy h1 {
    font-size: clamp(2.6rem, 4.2vw, 4.1rem);
  }

  .page-products .scene-card {
    grid-template-columns: 1fr 1.25fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .line-item,
  .page-products .faq-item,
  .page-products .breadcrumb a {
    transition: none;
  }
}