.page-products {
  --v-gap-sm: clamp(14px, 2vw, 20px);
  --v-gap: clamp(22px, 3.4vw, 40px);
  --v-gap-lg: clamp(36px, 5vw, 72px);
  --v-pad: clamp(18px, 3vw, 34px);
  --v-r: 3px;
  background: var(--c-ink);
  color: var(--c-cream);
}

.page-products .crumbs {
  padding-block: 18px 0;
}

/* ---------- Hero ---------- */
.page-products .v-hero {
  padding-block: clamp(28px, 4vw, 56px) clamp(36px, 5vw, 72px);
}

.page-products .v-hero-grid {
  display: grid;
  gap: var(--v-gap);
}

.page-products .v-hero-main .eyebrow {
  color: var(--c-cyan);
  margin-bottom: 14px;
}

.page-products .v-hero-main h1 {
  font-family: var(--font-display);
  font-stretch: condensed;
  font-weight: 800;
  font-size: clamp(30px, 7vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--c-cream);
}

.page-products .v-lede {
  max-width: var(--measure);
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.86);
  margin: 0 0 16px;
}

.page-products .v-hero-note {
  max-width: var(--measure);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-orange);
}

.page-products .v-status {
  position: relative;
  padding: var(--v-pad);
  background: linear-gradient(165deg, rgba(168, 255, 241, 0.10), rgba(17, 22, 20, 0.72) 62%);
  border: 1px solid var(--line-bright);
  border-radius: var(--v-r);
  backdrop-filter: blur(6px);
}

.page-products .v-status::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--v-r);
  background-image: repeating-linear-gradient(180deg, rgba(168, 255, 241, 0.05) 0 1px, transparent 1px 5px);
  pointer-events: none;
}

.page-products .v-status-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan);
  margin: 0 0 14px;
}

.page-products .v-status-list {
  margin: 0;
}

.page-products .v-status-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .v-status-row dt {
  font-size: 14px;
  color: var(--c-mist);
}

.page-products .v-status-row dd {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--c-cream);
}

.page-products .v-status-row:last-child dd {
  color: var(--c-orange);
}

.page-products .v-status-foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 通用区块 ---------- */
.page-products .v-section {
  padding-block: var(--v-gap-lg);
}

.page-products .v-section--matrix {
  padding-top: clamp(28px, 4vw, 48px);
  border-top: 1px solid var(--line-soft);
}

.page-products .v-head {
  margin-bottom: var(--v-gap);
}

.page-products .v-head .eyebrow {
  color: var(--c-cyan);
  margin-bottom: 12px;
}

.page-products .v-head h2,
.page-products .v-path-copy h2,
.page-products .v-migrate-copy h2,
.page-products .v-cta h2 {
  font-family: var(--font-display);
  font-stretch: condensed;
  font-weight: 700;
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  color: var(--c-cream);
}

.page-products .v-intro {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.78);
  margin: 0;
}

/* ---------- 平台矩阵 ---------- */
.page-products .v-matrix {
  position: relative;
  isolation: isolate;
  display: grid;
  gap: 1px;
  padding: 1px;
  background: var(--line);
  border-radius: var(--v-r);
  overflow: hidden;
}

.page-products .v-matrix-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-products .v-node {
  position: relative;
  z-index: 1;
  padding: var(--v-pad);
  background: rgba(7, 26, 22, 0.92);
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-products .v-node:hover,
.page-products .v-node:focus-within {
  background: rgba(17, 22, 20, 0.96);
  box-shadow: inset 0 0 0 1px var(--c-cyan), 0 0 26px rgba(217, 164, 65, 0.14);
}

.page-products .v-node-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.page-products .v-node-name {
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  margin: 0;
  color: var(--c-cream);
}

.page-products .v-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 4px 9px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-products .v-badge--ok {
  color: var(--c-ink);
  background: var(--c-cyan);
  font-weight: 700;
}

.page-products .v-node-meta {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-mist);
  margin: 0 0 12px;
}

.page-products .v-node-desc {
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(243, 235, 221, 0.76);
  margin: 0 0 16px;
}

.page-products .v-acc {
  border-top: 1px solid var(--line-soft);
  padding-top: 12px;
}

.page-products .v-acc summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-gold);
}

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

.page-products .v-acc summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--c-cyan);
  transition: transform 0.25s var(--ease);
}

.page-products .v-acc[open] summary::after {
  transform: rotate(45deg);
}

.page-products .v-acc-steps {
  margin: 12px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 235, 221, 0.74);
}

.page-products .v-acc-steps li::marker {
  font-family: var(--font-mono);
  color: var(--c-cyan);
}

/* ---------- 数据条 ---------- */
.page-products .v-band {
  position: relative;
  overflow: hidden;
  background: var(--c-carbon);
  border-block: 1px solid var(--line);
}

.page-products .v-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(56, 242, 208, 0.10) 0 1px, transparent 1px 4px);
  pointer-events: none;
}

.page-products .v-band-inner {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
}

.page-products .v-band-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 16px;
  background: var(--c-carbon);
}

.page-products .v-band-num {
  font-size: clamp(26px, 5vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-cyan);
}

.page-products .v-band-item:nth-child(2n) .v-band-num {
  color: var(--c-orange);
}

.page-products .v-band-key {
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-mist);
}

/* ---------- 电脑端路径 ---------- */
.page-products .v-path-grid {
  display: grid;
  gap: var(--v-gap);
  align-items: start;
  margin-bottom: var(--v-gap);
}

.page-products .v-path-copy .eyebrow,
.page-products .v-migrate-copy .eyebrow,
.page-products .v-cta .eyebrow {
  color: var(--c-orange);
  margin-bottom: 12px;
}

.page-products .v-path-tip {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-mist);
  padding: 12px 14px;
  border-left: 2px solid var(--c-cyan);
  background: rgba(56, 242, 208, 0.06);
}

.page-products .v-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--v-r);
  overflow: hidden;
  background: var(--c-carbon);
}

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

.page-products .v-figure--square img {
  aspect-ratio: 1 / 1;
}

.page-products .v-figure--path img {
  aspect-ratio: 3 / 2;
}

.page-products .v-figure--wide img {
  aspect-ratio: 2 / 1;
}

.page-products .v-figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--c-mist);
  border-top: 1px solid var(--line-soft);
}

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

.page-products .v-step {
  position: relative;
  padding: 16px 0 26px 62px;
}

.page-products .v-step::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--line);
}

.page-products .v-step:first-child::before {
  top: 16px;
}

.page-products .v-step:last-child::before {
  bottom: calc(100% - 54px);
}

.page-products .v-step-num {
  position: absolute;
  left: 0;
  top: 16px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-ink);
  background: var(--c-cyan);
  border-radius: var(--v-r);
}

.page-products .v-step:last-child .v-step-num {
  background: var(--c-gold);
}

.page-products .v-step-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--c-cream);
}

.page-products .v-step-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.74);
}

/* ---------- 首次检查 ---------- */
.page-products .v-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--v-r);
  overflow: hidden;
}

.page-products .v-check {
  padding: var(--v-pad);
  background: var(--c-carbon);
}

.page-products .v-check-key {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 10px;
}

.page-products .v-check p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.76);
}

/* ---------- 换设备 ---------- */
.page-products .v-section--migrate {
  background: linear-gradient(180deg, rgba(17, 22, 20, 0), rgba(17, 22, 20, 0.85));
}

.page-products .v-migrate-grid {
  display: grid;
  gap: var(--v-gap);
  align-items: center;
}

.page-products .v-migrate-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .v-migrate-list li {
  display: flex;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(243, 235, 221, 0.78);
}

.page-products .v-migrate-list .mono {
  flex: none;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-gold);
  padding-top: 3px;
}

.page-products .v-inline-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin: 24px 0 0;
}

.page-products .v-text-link {
  font-size: 14px;
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 242, 208, 0.42);
  padding-bottom: 2px;
}

.page-products .v-text-link:hover,
.page-products .v-text-link:focus-visible {
  color: var(--c-gold);
  border-bottom-color: var(--c-gold);
}

/* ---------- 兼容与日志 ---------- */
.page-products .v-compat-grid {
  display: grid;
  gap: var(--v-gap);
  align-items: start;
  margin-bottom: var(--v-gap);
}

.page-products .v-browsers {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--v-r);
  overflow: hidden;
}

.page-products .v-browser {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  background: var(--c-carbon);
}

.page-products .v-browser-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-cream);
}

.page-products .v-browser-state {
  font-size: 12px;
  color: var(--c-mist);
  display: flex;
  align-items: center;
  gap: 7px;
}

.page-products .v-browser-state::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-cyan);
}

.page-products .v-compat-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.72);
}

.page-products .v-log {
  border-top: 1px solid var(--line);
}

.page-products .v-log-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 0 10px;
}

.page-products .v-log-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin: 0;
  color: var(--c-cream);
}

.page-products .v-log-sub {
  font-size: 12px;
  color: var(--c-mist);
  letter-spacing: 0.06em;
}

.page-products .v-log-item {
  border-top: 1px solid var(--line-soft);
}

.page-products .v-log-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: 13px 0;
  transition: color 0.2s var(--ease);
}

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

.page-products .v-log-item summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-cyan);
}

.page-products .v-log-item[open] summary::after {
  content: "－";
}

.page-products .v-log-no {
  font-size: 12px;
  color: var(--c-orange);
  letter-spacing: 0.06em;
}

.page-products .v-log-name {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-cream);
}

.page-products .v-log-time {
  font-size: 12px;
  color: var(--c-mist);
}

.page-products .v-log-item p {
  margin: 0 0 16px;
  padding-left: 14px;
  border-left: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.72);
}

/* ---------- 故障分流 ---------- */
.page-products .v-section--split {
  border-top: 1px solid var(--line-soft);
}

.page-products .v-split-grid {
  display: grid;
  gap: var(--v-gap-sm);
}

.page-products .v-split-card {
  padding: var(--v-pad);
  border: 1px solid var(--line);
  border-top: 3px solid var(--c-orange);
  border-radius: var(--v-r);
  background: rgba(17, 22, 20, 0.6);
}

.page-products .v-split-card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--c-cream);
}

.page-products .v-split-card p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(243, 235, 221, 0.72);
}

/* ---------- 收尾 ---------- */
.page-products .v-cta {
  padding-block: var(--v-gap-lg);
  background: linear-gradient(120deg, rgba(217, 164, 65, 0.14), rgba(7, 26, 22, 0) 58%);
  border-top: 1px solid var(--line);
}

.page-products .v-cta-inner {
  display: grid;
  gap: var(--v-gap);
  align-items: center;
}

.page-products .v-cta p.measure {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.76);
  margin: 0;
}

.page-products .v-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-products .v-band-inner {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .v-band-item {
    padding: 24px 18px;
  }

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

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

  .page-products .v-browsers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .v-hero-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    gap: var(--v-gap-lg);
  }

  .page-products .v-matrix {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 1fr);
    grid-template-areas:
      "win mac mac"
      "win and ios";
  }

  .page-products .v-node--win { grid-area: win; }
  .page-products .v-node--mac { grid-area: mac; }
  .page-products .v-node--and { grid-area: and; }
  .page-products .v-node--ios { grid-area: ios; }

  .page-products .v-path-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: var(--v-gap-lg);
  }

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

  .page-products .v-step {
    padding: 62px 26px 0 0;
  }

  .page-products .v-step::before {
    left: 0;
    top: 21px;
    bottom: auto;
    width: 100%;
    height: 2px;
  }

  .page-products .v-step:first-child::before {
    top: 21px;
  }

  .page-products .v-step:last-child::before {
    bottom: auto;
    width: 60%;
  }

  .page-products .v-step-num {
    top: 0;
    left: 0;
  }

  .page-products .v-migrate-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: var(--v-gap-lg);
  }

  .page-products .v-compat-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    gap: var(--v-gap-lg);
  }

  .page-products .v-cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--v-gap-lg);
  }
}

@media (min-width: 1180px) {
  .page-products .v-checks {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .v-node,
  .page-products .v-acc summary::after,
  .page-products .v-log-item summary {
    transition: none;
  }
}