.page-products {
  --prod-rule: 1px solid var(--line);
  --prod-gap: clamp(20px, 3.2vw, 40px);
  --prod-pad: clamp(56px, 8vw, 104px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 76px 76px;
  -webkit-mask-image: radial-gradient(circle at 76% 12%, #000 0%, transparent 72%);
  mask-image: radial-gradient(circle at 76% 12%, #000 0%, transparent 72%);
  pointer-events: none;
}

.page-products .prod-hero .shell {
  position: relative;
  z-index: 1;
}

.page-products .prod-hero-grid {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  margin-top: clamp(26px, 4vw, 46px);
}

.page-products .display-title {
  font-size: clamp(36px, 7.6vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
}

.page-products .prod-hero-lead {
  max-width: 640px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: rgba(244, 248, 249, 0.82);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-products .prod-hero-side {
  border-top: var(--prod-rule);
  padding-top: 20px;
}

.page-products .prod-hero-side .annotation {
  margin: 0 0 18px;
}

.page-products .prod-facts {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-products .prod-facts > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: var(--prod-rule);
}

.page-products .prod-facts dt {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .prod-facts dd {
  margin: 0;
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  font-family: var(--font-mono);
}

.page-products .prod-facts .metric-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1;
}

.page-products .prod-facts .metric-unit {
  font-size: 12px;
  color: var(--mist);
}

/* ---------- 通用区块头 ---------- */
.page-products .prod-head {
  max-width: 760px;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-products .prod-head--tight {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products .prod-h2 {
  font-size: clamp(26px, 3.8vw, 46px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
}

.page-products .prod-head .prose {
  margin: 16px 0 0;
  color: rgba(244, 248, 249, 0.78);
}

/* ---------- 方案全景 ---------- */
.page-products .prod-figure {
  margin: 0;
}

.page-products .prod-figure--square img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-products .prod-overview-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 3.6vw, 38px);
}

.page-products .prod-overview-item {
  border: var(--prod-rule);
  border-radius: var(--r-lg);
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(160deg, rgba(20, 28, 63, 0.7), rgba(6, 23, 38, 0.2));
}

.page-products .prod-overview-item h3 {
  font-size: clamp(17px, 2vw, 20px);
  margin: 14px 0 8px;
}

.page-products .prod-overview-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(244, 248, 249, 0.76);
}

/* ---------- 胶囊 ---------- */
.page-products .pill {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 6px 14px;
  border-radius: var(--r-pill);
  border: 1px solid currentColor;
  font-family: var(--font-mono);
}

.page-products .pill--cyan { color: var(--cyan); }
.page-products .pill--orange { color: var(--orange); }
.page-products .pill--amber { color: var(--amber); }

/* ---------- 标签页 ---------- */
.page-products .prod-tabs {
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-products .tab-list {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-products .tab {
  flex: 0 0 auto;
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(6, 23, 38, 0.45);
  color: var(--porcelain);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background-color 220ms var(--ease), color 220ms var(--ease), border-color 220ms var(--ease);
}

.page-products .tab:hover {
  border-color: var(--line-cyan);
}

.page-products .tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-products .tab:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-products .tab-panel {
  padding-top: clamp(24px, 3.4vw, 36px);
  animation: prod-fade 240ms var(--ease) both;
}

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

@keyframes prod-fade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.page-products .panel-grid {
  display: grid;
  gap: 24px;
}

.page-products .panel-body h3 {
  font-size: clamp(20px, 2.6vw, 28px);
  margin: 0 0 14px;
}

.page-products .panel-body .prose {
  margin: 0 0 20px;
  color: rgba(244, 248, 249, 0.78);
}

.page-products .prod-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-check li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(244, 248, 249, 0.86);
}

.page-products .prod-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-products .panel-card {
  border: 1px solid var(--line-cyan);
  border-radius: var(--r-lg);
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(150deg, rgba(20, 28, 63, 0.92), rgba(12, 46, 58, 0.6));
  align-self: start;
}

.page-products .panel-card-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
  font-family: var(--font-mono);
}

.page-products .panel-card-num {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
}

.page-products .panel-card-num .metric-value {
  font-size: clamp(34px, 5vw, 46px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-products .panel-card-num .metric-unit {
  font-size: 13px;
  color: var(--mist);
}

.page-products .panel-card-note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(244, 248, 249, 0.72);
}

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

.page-products .panel-mini-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
}

.page-products .panel-mini-list li:last-child { border-bottom: 0; }
.page-products .panel-mini-list span { color: var(--mist); }
.page-products .panel-mini-list strong {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--porcelain);
}

/* ---------- 速查与站内索引 ---------- */
.page-products .prod-index-grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-products .prod-index-body .prose {
  margin: 16px 0 0;
  color: rgba(244, 248, 249, 0.78);
}

.page-products .prod-route-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-products .prod-route {
  border-top: var(--prod-rule);
  padding-top: 16px;
}

.page-products .prod-route-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-products .prod-route h3 {
  font-size: 18px;
  margin: 8px 0 6px;
}

.page-products .prod-route p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(244, 248, 249, 0.72);
}

/* ---------- 统计维度 ---------- */
.page-products .prod-metrics-grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 42px);
}

.page-products .prod-pills {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .prod-pills li {
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 9px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-cyan);
  color: var(--porcelain);
  background: rgba(6, 23, 38, 0.5);
}

.page-products .prod-pills-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .prod-timing {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 3vw, 34px);
}

.page-products .prod-timing-item {
  border: var(--prod-rule);
  border-radius: var(--r-md);
  padding: 18px 20px;
  background: rgba(6, 23, 38, 0.42);
}

.page-products .prod-timing-num {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
}

.page-products .prod-timing-num .metric-value {
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-products .prod-timing-num .metric-unit {
  font-size: 13px;
  color: var(--mist);
}

.page-products .prod-timing-note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(244, 248, 249, 0.76);
}

/* ---------- 费用周期 ---------- */
.page-products .prod-scale {
  margin: clamp(20px, 3vw, 30px) 0 clamp(10px, 2vw, 18px);
}

.page-products .prod-scale-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .prod-scale-labels {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
}

.page-products .prod-scale-labels li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-top: 1px solid var(--line-soft);
  padding-top: 10px;
}

.page-products .prod-scale-key {
  font-size: 15px;
  font-weight: 600;
  color: var(--porcelain);
}

.page-products .prod-scale-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .prod-tabs--wine .tab {
  background: rgba(6, 23, 38, 0.4);
}

.page-products .prod-tabs--wine .tab[aria-selected="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.page-products .cycle-body {
  border-radius: var(--r-lg);
  border: 1px solid rgba(232, 199, 102, 0.32);
  background: rgba(6, 23, 38, 0.4);
  padding: clamp(22px, 3vw, 32px);
}

.page-products .cycle-body h3 {
  font-size: clamp(20px, 2.6vw, 26px);
  margin: 0 0 12px;
}

.page-products .cycle-body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 248, 249, 0.82);
  max-width: var(--measure);
}

.page-products .cycle-note {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--amber);
}

.page-products .prod-cycle-action {
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  max-width: var(--measure);
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 248, 249, 0.8);
}

.page-products .prod-cycle-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 平板端 ---------- */
.page-products .prod-tablet-points {
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 3.6vw, 40px);
}

.page-products .prod-tablet-points article {
  border-top: 2px solid var(--cyan);
  padding-top: 16px;
}

.page-products .prod-tablet-points h3 {
  font-size: 18px;
  margin: 0 0 8px;
}

.page-products .prod-tablet-points p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(244, 248, 249, 0.76);
}

/* ---------- 导出与协同 ---------- */
.page-products .prod-team-grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

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

.page-products .prod-team-steps li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-top: var(--prod-rule);
}

.page-products .prod-team-steps li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .prod-team-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-products .prod-team-steps h3 {
  font-size: 18px;
  margin: 0 0 8px;
}

.page-products .prod-team-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: rgba(244, 248, 249, 0.76);
}

.page-products .prod-details {
  border-top: var(--prod-rule);
  padding: 16px 0 0;
  margin-top: 8px;
}

.page-products .prod-details summary {
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--porcelain);
  list-style: none;
  padding-right: 34px;
  position: relative;
}

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

.page-products .prod-details summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: -2px;
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--cyan);
  transition: transform 200ms var(--ease);
}

.page-products .prod-details[open] summary::after {
  content: "–";
}

.page-products .prod-details summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

.page-products .prod-details p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 248, 249, 0.74);
  max-width: var(--measure);
}

/* ---------- 四步开通 ---------- */
.page-products .prod-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
  display: grid;
  gap: 0;
}

.page-products .prod-step {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 0;
  border-top: var(--prod-rule);
  align-items: start;
}

.page-products .prod-step-num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
  padding-top: 2px;
}

.page-products .prod-step h3 {
  font-size: clamp(18px, 2.2vw, 22px);
  margin: 0 0 8px;
}

.page-products .prod-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: rgba(244, 248, 249, 0.76);
  max-width: var(--measure);
}

/* ---------- 尾部行动区 ---------- */
.page-products .prod-cta {
  margin-top: clamp(34px, 5vw, 56px);
  border-radius: var(--r-xl);
  border: 1px solid var(--line-cyan);
  padding: clamp(24px, 4vw, 44px);
  background:
    radial-gradient(circle at 88% 10%, rgba(37, 242, 214, 0.16), transparent 58%),
    linear-gradient(150deg, rgba(12, 46, 58, 0.92), rgba(6, 23, 38, 0.92));
}

.page-products .prod-cta-text h2 {
  font-size: clamp(22px, 3.2vw, 34px);
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

.page-products .prod-cta-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 248, 249, 0.78);
  max-width: var(--measure);
}

.page-products .prod-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .prod-cta-links {
  list-style: none;
  margin: 22px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line-soft);
  display: grid;
  gap: 10px;
}

.page-products .prod-cta-links a {
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 242, 214, 0.35);
  padding-bottom: 2px;
}

.page-products .prod-cta-links a:hover {
  border-bottom-color: var(--cyan);
}

.page-products .prod-cta-links a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .prod-overview-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .prod-route-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 26px;
  }

  .page-products .prod-timing {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-scale-labels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .prod-tablet-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-products .prod-cta-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: end;
  }

  .page-products .prod-hero-side .annotation {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    height: 160px;
    letter-spacing: 0.2em;
    font-size: 12px;
    margin: 0 0 0 auto;
  }

  .page-products .panel-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 48px);
  }

  .page-products .prod-metrics-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-products .prod-team-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }

  .page-products .prod-cta {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: clamp(24px, 3vw, 44px);
    align-items: center;
  }

  .page-products .prod-cta-actions {
    margin-top: 0;
  }

  .page-products .prod-cta-links {
    grid-column: 1 / -1;
    margin-top: 8px;
  }
}

@media (min-width: 960px) {
  .page-products .prod-index-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tab-panel {
    animation: none;
  }

  .page-products .tab,
  .page-products .prod-details summary::after {
    transition: none;
  }
}