.page-products {
  --pp-radius: 22px;
  --pp-line: rgba(138, 160, 191, 0.22);
  background: var(--night);
  color: var(--cream);
  font-family: var(--f-body);
  overflow-x: hidden;
}

/* ---------- HERO ---------- */
.page-products .pp-hero {
  position: relative;
  padding: 36px 0 12px;
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: -10% -12% auto -12%;
  height: 560px;
  background:
    radial-gradient(48% 56% at 22% 12%, rgba(0, 224, 200, 0.16), transparent 72%),
    radial-gradient(46% 52% at 82% 0%, rgba(255, 106, 44, 0.16), transparent 74%);
  pointer-events: none;
  z-index: 0;
}

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

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-products .breadcrumb a {
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

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

.page-products .pp-hero-anno {
  display: block;
  margin: 28px 0 12px;
}

.page-products .pp-hero h1 {
  margin: 0 0 18px;
  max-width: 20ch;
}

.page-products .pp-hero .lede {
  max-width: 62ch;
  margin: 0;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.75;
}

/* jump control */
.page-products .pp-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 28px 0 0;
  padding: 14px 0;
  border-top: 1px solid var(--pp-line);
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-jump-title {
  color: var(--slate);
}

.page-products .pp-jump-link {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--pp-line);
  color: var(--cream);
  font-size: 12.5px;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease), background 0.24s var(--ease);
}

.page-products .pp-jump-link:hover,
.page-products .pp-jump-link:focus-visible {
  border-color: var(--teal);
  color: var(--teal);
  background: rgba(0, 224, 200, 0.08);
}

/* ---------- 三端对照带 ---------- */
.page-products .pp-band {
  display: grid;
  gap: 16px;
  margin: 32px 0 0;
}

.page-products .pp-band-col {
  padding: 18px 18px 22px;
  border-radius: var(--pp-radius);
  background: linear-gradient(180deg, rgba(18, 41, 74, 0.92), rgba(10, 23, 48, 0.92));
  border: 1px solid var(--pp-line);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-products .pp-band-col--tablet { order: 1; }
.page-products .pp-band-col--mobile { order: 2; }
.page-products .pp-band-col--web { order: 3; }

.page-products .pp-band-col .media-frame {
  overflow: hidden;
  border-radius: 16px;
  background: var(--field);
  margin-bottom: 16px;
}

.page-products .pp-band-col .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .pp-band-col--tablet .media-frame { aspect-ratio: 16 / 10; }
.page-products .pp-band-col--mobile .media-frame { aspect-ratio: 4 / 5; }
.page-products .pp-band-col--web .media-frame { aspect-ratio: 16 / 9; }

.page-products .pp-band-col .anno {
  display: block;
  margin-bottom: 8px;
}

.page-products .pp-band-col h2 {
  margin: 0 0 10px;
  color: var(--cream);
}

.page-products .pp-band-col p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-band-col--tablet {
  border-color: rgba(0, 224, 200, 0.42);
  box-shadow: 0 0 0 1px rgba(0, 224, 200, 0.08) inset;
}

.page-products .pp-band-col--tablet > .anno { color: var(--teal); }

@media (hover: hover) and (min-width: 900px) {
  .page-products .pp-band:hover .pp-band-col:not(:hover) {
    opacity: 0.48;
  }
  .page-products .pp-band-col:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 224, 200, 0.6);
  }
  .page-products .pp-band-col--web:hover {
    border-color: rgba(255, 106, 44, 0.6);
  }
}

/* ---------- 通用章节 ---------- */
.page-products .pp-section {
  position: relative;
  padding: 64px 0;
}

.page-products .pp-section--field { background: var(--field); }
.page-products .pp-section--cream {
  background: var(--cream);
  color: var(--ink);
}

.page-products .pp-head {
  max-width: 760px;
  margin-bottom: 32px;
}

.page-products .pp-head .anno { display: block; margin-bottom: 12px; }

.page-products .pp-head h2 {
  margin: 0 0 14px;
  color: var(--cream);
}

.page-products .pp-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-section--cream .pp-head h2 { color: var(--ink); }
.page-products .pp-section--cream .pp-head p { color: var(--ink); opacity: 0.72; }
.page-products .pp-section--cream .pp-head .anno { color: var(--ink); opacity: 0.6; }

.page-products .pp-inline-link {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 224, 200, 0.4);
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease);
}

.page-products .pp-inline-link:hover,
.page-products .pp-inline-link:focus-visible {
  border-bottom-color: var(--teal);
  color: var(--mist);
}

/* ---------- 三端入口 ---------- */
.page-products .pp-split {
  display: grid;
  gap: 24px;
}

.page-products .pp-entry {
  padding: 18px 0 18px 20px;
  border-left: 2px solid rgba(0, 224, 200, 0.45);
}

.page-products .pp-entry + .pp-entry { margin-top: 6px; }

.page-products .pp-entry h3 {
  margin: 0 0 8px;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-products .pp-entry p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-sync {
  padding: 24px 22px;
  border-radius: var(--pp-radius);
}

.page-products .pp-sync .pp-sync-anno {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  opacity: 0.6;
}

.page-products .pp-sync h3 {
  margin: 0 0 12px;
  font-size: 19px;
  color: var(--ink);
}

.page-products .pp-sync p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
  opacity: 0.82;
}

.page-products .pp-sync .pp-inline-link {
  color: #8A5A18;
  border-bottom-color: rgba(138, 90, 24, 0.35);
}

.page-products .pp-sync .pp-inline-link:hover,
.page-products .pp-sync .pp-inline-link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 版本清单 ---------- */
.page-products .pp-version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .pp-version-list li {
  display: grid;
  gap: 10px;
  padding: 20px 0;
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-version-no {
  font-size: 20px;
  color: var(--teal);
  letter-spacing: 0.02em;
}

.page-products .pp-version-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--cream);
}

.page-products .pp-version-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-rhythm {
  display: grid;
  gap: 2px;
  margin-top: 28px;
}

.page-products .pp-rhythm-cell {
  padding: 20px 18px;
  background: rgba(10, 23, 48, 0.72);
  border-left: 3px solid var(--gold);
}

.page-products .pp-rhythm-cell .anno { display: block; margin-bottom: 6px; }

.page-products .pp-rhythm-num {
  margin: 0 0 6px;
  font-size: 22px;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.page-products .pp-rhythm-cell p:last-child {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .pp-more {
  margin: 24px 0 0;
  font-size: 14px;
  color: var(--slate);
}

/* ---------- 订阅对照 ---------- */
.page-products .tier-block {
  position: relative;
  display: grid;
  gap: 2px;
}

.page-products .tier-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .tier-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 14px;
  padding: 18px 16px;
  border: 1px solid var(--pp-line);
  border-left: 3px solid rgba(138, 160, 191, 0.35);
  cursor: pointer;
  transition: background 0.26s var(--ease), border-color 0.26s var(--ease);
}

.page-products .tier-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .tier-cell--name { grid-column: 1 / -1; }

.page-products .tier-cell .anno {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.12em;
}

.page-products .tier-name {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .tier-period {
  color: var(--gold);
  font-size: 14px;
}

.page-products .tier-row:hover { border-color: rgba(0, 224, 200, 0.45); }

.page-products .tier-radio:focus-visible + .tier-row {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

.page-products #tier-base:checked + .tier-row,
.page-products #tier-plus:checked + .tier-row,
.page-products #tier-pro:checked + .tier-row {
  background: var(--field);
  border-color: var(--gold);
  border-left-color: var(--orange);
}

.page-products #tier-base:checked + .tier-row .tier-cell,
.page-products #tier-plus:checked + .tier-row .tier-cell,
.page-products #tier-pro:checked + .tier-row .tier-cell {
  color: var(--cream);
}

.page-products .tier-notes {
  margin-top: 16px;
  padding: 22px 20px;
  border-radius: 18px;
  background: rgba(18, 41, 74, 0.78);
  border: 1px solid rgba(0, 224, 200, 0.22);
}

.page-products .tier-note { display: none; }

.page-products #tier-base:checked ~ .tier-notes .tier-note--base,
.page-products #tier-plus:checked ~ .tier-notes .tier-note--plus,
.page-products #tier-pro:checked ~ .tier-notes .tier-note--pro {
  display: block;
}

.page-products .tier-note .anno { display: block; margin-bottom: 8px; color: var(--teal); }

.page-products .tier-note p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cream);
  max-width: 68ch;
}

.page-products .pp-price-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 24px;
  margin-top: 28px;
  border-radius: 18px;
}

.page-products .pp-price-note p {
  margin: 0;
  flex: 1 1 320px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .pp-price-note .btn { flex: 0 0 auto; }

.page-products .pp-figure {
  margin: 36px 0 0;
}

.page-products .pp-figure .media-frame {
  overflow: hidden;
  border-radius: var(--pp-radius);
  background: var(--field);
}

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

.page-products .pp-figure figcaption {
  margin-top: 12px;
}

/* ---------- 平板花销 ---------- */
.page-products .pp-cost-grid {
  display: grid;
  gap: 28px;
}

.page-products .pp-cost-key {
  margin: 0 0 14px;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .pp-cost-lead p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
  opacity: 0.78;
}

.page-products .pp-cost-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-cost-list li {
  padding: 16px 0 16px 20px;
  border-top: 1px solid rgba(36, 21, 49, 0.16);
  position: relative;
}

.page-products .pp-cost-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 24px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
}

.page-products .pp-cost-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--ink);
}

.page-products .pp-cost-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
  opacity: 0.76;
}

/* ---------- 安装 ---------- */
.page-products .pp-install {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-products .pp-track {
  border: 1px solid var(--pp-line);
  border-radius: 18px;
  background: rgba(18, 41, 74, 0.6);
  padding: 18px 18px 8px;
}

.page-products .pp-track[open] {
  border-color: rgba(0, 224, 200, 0.4);
}

.page-products .pp-track summary {
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  list-style: none;
  padding-bottom: 12px;
}

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

.page-products .pp-track-title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .pp-track summary .anno { color: var(--teal); }

.page-products .pp-req {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gold);
}

.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-steps li {
  position: relative;
  padding: 0 0 20px 42px;
}

.page-products .pp-steps li::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 30px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(0, 224, 200, 0.65), rgba(0, 224, 200, 0.05));
}

.page-products .pp-steps li:last-child { padding-bottom: 12px; }
.page-products .pp-steps li:last-child::before { display: none; }

.page-products .pp-step-num {
  position: absolute;
  left: 0;
  top: 2px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 11px;
  color: var(--teal);
  background: rgba(0, 224, 200, 0.12);
  border: 1px solid rgba(0, 224, 200, 0.5);
}

.page-products .pp-steps h4 {
  margin: 4px 0 4px;
  font-size: 15px;
  color: var(--cream);
}

.page-products .pp-steps p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- FAQ ---------- */
.page-products .pp-faq details {
  border-top: 1px solid var(--pp-line);
  padding: 18px 0;
}

.page-products .pp-faq details:last-child { border-bottom: 1px solid var(--pp-line); }

.page-products .pp-faq summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--cream);
}

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

.page-products .pp-faq summary::after {
  content: "+";
  font-family: var(--f-data);
  color: var(--teal);
  font-size: 18px;
  line-height: 1;
}

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

.page-products .pp-faq p {
  margin: 12px 0 0;
  max-width: 76ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- CTA ---------- */
.page-products .pp-cta-section { padding-bottom: 80px; }

.page-products .pp-cta {
  position: relative;
  padding: 34px 24px;
  border-radius: 26px;
  background:
    radial-gradient(70% 90% at 82% 8%, rgba(255, 106, 44, 0.22), transparent 70%),
    linear-gradient(140deg, rgba(0, 224, 200, 0.14), rgba(18, 41, 74, 0.9));
  border: 1px solid rgba(0, 224, 200, 0.3);
}

.page-products .pp-cta h2 {
  margin: 0 0 12px;
  color: var(--cream);
}

.page-products .pp-cta p {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pp-hero { padding-top: 48px; }
  .page-products .pp-section { padding: 80px 0; }

  .page-products .pp-entry-list { display: grid; gap: 6px; }

  .page-products .pp-version-list li {
    grid-template-columns: 120px 1fr;
    align-items: start;
    gap: 24px;
  }

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

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

  .page-products .tier-row {
    grid-template-columns: 1.3fr 1fr 1fr 1.4fr;
    align-items: center;
    gap: 18px;
    padding: 22px 20px;
  }

  .page-products .tier-cell--name { grid-column: auto; }

  .page-products .tier-cell .anno { display: none; }

  .page-products .pp-cta { padding: 44px 40px; }
}

@media (min-width: 900px) {
  .page-products .pp-band {
    grid-template-columns: 0.85fr 1.45fr 1.05fr;
    gap: 22px;
    align-items: end;
  }

  .page-products .pp-band-col--mobile { order: 1; }
  .page-products .pp-band-col--tablet { order: 2; }
  .page-products .pp-band-col--web { order: 3; }

  .page-products .pp-band-col--tablet .media-frame { aspect-ratio: 16 / 9; }

  .page-products .pp-split { grid-template-columns: 1.6fr 1fr; gap: 40px; }

  .page-products .pp-cost-grid { grid-template-columns: 1fr 1fr; gap: 44px; }

  .page-products .pp-install { grid-template-columns: 1fr; }

  .page-products .pp-figure { margin-top: 44px; }
}

@media (min-width: 1080px) {
  .page-products .pp-install { grid-template-columns: repeat(3, 1fr); }
  .page-products .pp-head { margin-bottom: 40px; }
}