.page-products {
  --pp-gap-lg: clamp(36px, 6vw, 76px);
  --pp-gap-md: clamp(24px, 3.5vw, 44px);
  --pp-radius-media: var(--radius-lg);
  background: var(--ink-950);
  color: var(--paper-100);
}

.page-products .pp-wrap {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  min-width: 0;
}

.page-products a:focus-visible,
.page-products button:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(16px, 2.6vw, 28px) clamp(34px, 6vw, 72px);
}

.page-products .pp-glow {
  position: absolute;
  top: -28%;
  right: -8%;
  width: min(560px, 82vw);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle, rgba(232, 163, 61, 0.24) 0%, rgba(232, 163, 61, 0) 68%);
  filter: blur(2px);
  pointer-events: none;
  animation: pp-breathe 10s var(--ease) infinite;
}

@keyframes pp-breathe {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.92; transform: scale(1.06); }
}

.page-products .pp-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  min-width: 0;
}

.page-products .pp-hero-copy { min-width: 0; }

.page-products .pp-h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.8vw, 50px);
  line-height: 1.24;
  letter-spacing: 0.01em;
  margin: 14px 0 0;
  color: var(--paper-100);
}

.page-products .pp-lede {
  margin: 18px 0 0;
  max-width: 52ch;
  color: var(--slate-300);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.page-products .pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pp-hero-meta {
  margin: 22px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber-500);
  color: var(--slate-300);
  font-size: 13px;
  line-height: 1.75;
}

.page-products .pp-hero-media {
  margin: 0;
  border-radius: var(--pp-radius-media);
  overflow: hidden;
  border: 1px solid var(--hairline-strong);
  box-shadow: var(--shadow-float);
  background: var(--ink-900);
}

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

/* ---------- 章节基线 ---------- */
.page-products .pp-section {
  padding-block: var(--pp-gap-lg);
}

.page-products .pp-section + .pp-section {
  border-top: 1px solid var(--hairline);
}

.page-products .pp-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 32px;
  margin-bottom: var(--pp-gap-md);
}

.page-products .pp-head-note {
  margin: 0;
  max-width: 42ch;
  color: var(--slate-300);
  font-size: 14px;
  line-height: 1.8;
}

/* ---------- 标签页 ---------- */
.page-products .f-tabs {
  position: relative;
  min-width: 0;
}

.page-products .f-tab-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
  pointer-events: none;
}

.page-products .f-tab-bar {
  display: flex;
  gap: 8px;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  padding: 4px 2px 10px;
  scrollbar-width: thin;
  scrollbar-color: var(--slate-600) transparent;
}

.page-products .f-tab-bar::-webkit-scrollbar { height: 6px; }
.page-products .f-tab-bar::-webkit-scrollbar-thumb {
  background: var(--slate-600);
  border-radius: var(--radius-pill);
}

.page-products .f-tab-pill {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline-strong);
  background: var(--ink-800);
  color: var(--slate-300);
  font-size: 15px;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .f-tab-pill:hover {
  border-color: var(--amber-500);
  color: var(--paper-100);
}

.page-products .f-tabs:has(.f-tab-input:focus-visible) .f-tab-bar {
  box-shadow: 0 0 0 3px rgba(232, 163, 61, 0.4);
  border-radius: var(--radius-md);
}

.page-products #ftab-saved:checked ~ .f-tab-bar label[for="ftab-saved"],
.page-products #ftab-mobile:checked ~ .f-tab-bar label[for="ftab-mobile"],
.page-products #ftab-semi:checked ~ .f-tab-bar label[for="ftab-semi"],
.page-products #ftab-version:checked ~ .f-tab-bar label[for="ftab-version"],
.page-products #ftab-activity:checked ~ .f-tab-bar label[for="ftab-activity"],
.page-products #ftab-columns:checked ~ .f-tab-bar label[for="ftab-columns"] {
  background: var(--amber-200);
  border-color: var(--amber-500);
  color: var(--ink-950);
  font-weight: 600;
}

.page-products .f-panel { display: none; }

.page-products #ftab-saved:checked ~ .f-tab-panels .f-panel--saved,
.page-products #ftab-mobile:checked ~ .f-tab-panels .f-panel--mobile,
.page-products #ftab-semi:checked ~ .f-tab-panels .f-panel--semi,
.page-products #ftab-version:checked ~ .f-tab-panels .f-panel--version,
.page-products #ftab-activity:checked ~ .f-tab-panels .f-panel--activity,
.page-products #ftab-columns:checked ~ .f-tab-panels .f-panel--columns {
  display: block;
  animation: pp-fade 0.24s var(--ease) both;
}

@keyframes pp-fade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-products .f-panel-inner {
  display: grid;
  gap: 20px;
  padding: clamp(20px, 3.2vw, 34px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  background:
    linear-gradient(160deg, rgba(22, 36, 61, 0.96) 0%, rgba(16, 27, 46, 0.96) 100%);
}

.page-products .f-panel-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber-500);
}

.page-products .f-panel-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.45;
  color: var(--paper-100);
}

.page-products .f-panel-text {
  margin: 12px 0 0;
  max-width: 58ch;
  color: var(--slate-300);
  font-size: 15px;
  line-height: 1.85;
}

.page-products .f-panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .f-panel-list li {
  position: relative;
  padding-left: 22px;
  color: var(--slate-300);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-products .f-panel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--amber-500);
  transform: rotate(45deg);
}

/* ---------- 错位功能卡 ---------- */
.page-products .pp-flow {
  display: grid;
  gap: clamp(30px, 5vw, 64px);
}

.page-products .pp-flow-card {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  align-items: center;
  min-width: 0;
}

.page-products .pp-flow-copy { min-width: 0; }

.page-products .pp-flow-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.4;
  color: var(--paper-100);
}

.page-products .pp-flow-lines {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-flow-lines li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-products .pp-flow-key {
  display: inline-block;
  padding: 3px 0;
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.04em;
  border-radius: var(--radius-pill);
  background: var(--amber-200);
  color: var(--ink-950);
}

.page-products .pp-flow-lines p {
  margin: 0;
  color: var(--slate-300);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products .pp-flow-media {
  margin: 0;
  border-radius: var(--pp-radius-media);
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--ink-900);
}

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

.page-products .pp-flow-media--tall img {
  max-height: 460px;
}

.page-products .pp-text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--amber-500);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .pp-text-link:hover {
  border-bottom-color: var(--amber-500);
}

/* ---------- 分号对照 ---------- */
.page-products .pp-semi {
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3.4vw, 40px);
  border-radius: var(--radius-lg);
  background: var(--paper-100);
  color: var(--ink-deep);
  box-shadow: var(--shadow-float);
}

.page-products .pp-semi-col { min-width: 0; }

.page-products .pp-semi-col--now {
  background: rgba(246, 217, 168, 0.55);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}

.page-products .pp-semi-col:not(.pp-semi-col--now) { padding: 14px 16px; }

.page-products .pp-semi-label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber-deep);
}

.page-products .pp-semi-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-deep);
}

.page-products .pp-semi-mark {
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1;
  color: var(--coral-500);
  padding: 2px 0;
}

.page-products .pp-semi-media {
  margin: var(--pp-gap-md) 0 0;
  border-radius: var(--pp-radius-media);
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--ink-900);
}

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

.page-products .pp-semi-notes {
  display: grid;
  gap: 16px;
  margin-top: var(--pp-gap-md);
}

.page-products .pp-semi-note {
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: var(--ink-900);
}

.page-products .pp-semi-note-id {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--teal-400);
}

.page-products .pp-semi-note h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.4;
  color: var(--paper-100);
}

.page-products .pp-semi-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-300);
}

/* ---------- 活动中心与栏目主页 ---------- */
.page-products .pp-wide-media {
  margin: 0 0 var(--pp-gap-md);
  border-radius: var(--pp-radius-media);
  overflow: hidden;
  border: 1px solid var(--hairline-strong);
  background: var(--ink-900);
}

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

.page-products .pp-entry-grid {
  display: grid;
  gap: 18px;
}

.page-products .pp-entry {
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: var(--ink-800);
}

.page-products .pp-entry .stamp {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  border: 1px solid var(--amber-500);
  border-radius: var(--radius-sm);
  color: var(--amber-500);
}

.page-products .pp-entry h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.5;
  color: var(--paper-100);
}

.page-products .pp-entry p {
  margin: 0 0 6px;
  color: var(--slate-300);
  font-size: 14.5px;
  line-height: 1.85;
}

/* ---------- 流程与场景 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 0 0 var(--pp-gap-md);
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-step {
  position: relative;
  min-width: 0;
}

.page-products .pp-step details {
  border-radius: var(--radius-lg);
  background: var(--ink-800);
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.page-products .pp-step summary {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 12px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  line-height: 1.4;
  color: var(--paper-100);
}

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

.page-products .pp-step details[open] {
  border-color: var(--amber-500);
}

.page-products .pp-step-no {
  flex: 0 0 auto;
  padding: 2px 7px;
  font-size: 13px;
  border: 1px solid rgba(232, 163, 61, 0.5);
  border-radius: 8px;
  color: var(--amber-500);
}

.page-products .pp-step-name { min-width: 0; }

.page-products .pp-step details p {
  margin: 0;
  padding: 0 18px 16px;
  color: var(--slate-300);
  font-size: 14px;
  line-height: 1.85;
}

.page-products .pp-scenes {
  display: grid;
  gap: 18px;
}

.page-products .pp-scene {
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: linear-gradient(170deg, rgba(22, 36, 61, 0.9), rgba(11, 18, 32, 0.9));
}

.page-products .pp-scene-id {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--teal-400);
}

.page-products .pp-scene h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.45;
  color: var(--paper-100);
}

.page-products .pp-scene p {
  margin: 0;
  color: var(--slate-300);
  font-size: 14px;
  line-height: 1.85;
}

/* ---------- 使用保障 ---------- */
.page-products .pp-support {
  display: grid;
  gap: 26px;
  padding: clamp(22px, 4vw, 44px);
  border-radius: var(--radius-lg);
  background: var(--paper-100);
  color: var(--ink-deep);
  box-shadow: var(--shadow-float);
}

.page-products .pp-eyebrow-ink {
  color: var(--amber-deep);
}

.page-products .pp-title-ink {
  color: var(--ink-deep);
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 28px);
  line-height: 1.4;
  margin: 8px 0 0;
}

.page-products .pp-support-text {
  margin: 14px 0 0;
  max-width: 56ch;
  color: var(--ink-muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-products .pp-check-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pp-check-list li {
  position: relative;
  padding-left: 24px;
  color: var(--ink-muted);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-products .pp-check-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.58em;
  width: 9px;
  height: 5px;
  border-left: 2px solid var(--amber-deep);
  border-bottom: 2px solid var(--amber-deep);
  transform: rotate(-45deg);
}

.page-products .pp-support-side {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--ink-900);
  color: var(--paper-100);
  min-width: 0;
}

.page-products .pp-support-label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate-300);
}

.page-products .pp-support-mail {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--amber-500);
  word-break: break-all;
}

.page-products .pp-copy {
  min-height: 44px;
}

.page-products .pp-support-note {
  margin: 16px 0 0;
  color: var(--slate-300);
  font-size: 13px;
  line-height: 1.8;
}

.page-products .pp-text-link--ink {
  color: var(--amber-500);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pp-entry-grid,
  .page-products .pp-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-products .f-panel-inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-semi {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
    gap: 10px;
  }

  .page-products .pp-semi-mark {
    padding-inline: 8px;
  }

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

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

@media (min-width: 880px) {
  .page-products .pp-hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 1fr);
  }

  .page-products .pp-flow-card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 44px);
  }

  .page-products .pp-flow-card--reverse .pp-flow-media {
    order: -1;
  }

  .page-products .pp-flow-card:nth-child(2) {
    margin-inline-start: clamp(0px, 4vw, 56px);
  }

  .page-products .pp-support {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-products .pp-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 32px;
    right: calc(-28px - 0px);
    width: 28px;
    border-top: 2px dashed var(--hairline-strong);
  }

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

  .page-products .pp-scene:nth-child(2) {
    transform: translateY(22px);
  }
}

@media (min-width: 1024px) {
  .page-products .pp-semi {
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-glow {
    animation: none;
    opacity: 0.7;
  }

  .page-products #ftab-saved:checked ~ .f-tab-panels .f-panel--saved,
  .page-products #ftab-mobile:checked ~ .f-tab-panels .f-panel--mobile,
  .page-products #ftab-semi:checked ~ .f-tab-panels .f-panel--semi,
  .page-products #ftab-version:checked ~ .f-tab-panels .f-panel--version,
  .page-products #ftab-activity:checked ~ .f-tab-panels .f-panel--activity,
  .page-products #ftab-columns:checked ~ .f-tab-panels .f-panel--columns {
    animation: none;
  }

  .page-products .pp-scene:nth-child(2) {
    transform: none;
  }
}
<<<END>>>