.page-products {
  --pp-gap: clamp(24px, 4vw, 56px);
  --pp-rail-w: 132px;
  --pp-hairline-light: rgba(244, 240, 232, 0.13);
  background: var(--paper-100);
  color: var(--ink-900);
  font-family: var(--font-body);
}

.page-products .pp-crumb {
  padding: calc(var(--pad) * 0.7) 0 0;
}

.page-products .pp-crumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-14);
  color: var(--mineral-500);
}

.page-products .pp-crumb .breadcrumb__list a {
  color: var(--slate-600);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
}

.page-products .pp-crumb .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 10px;
  color: var(--bronze-500);
}

/* ---------- hero ---------- */
.page-products .pp-hero {
  position: relative;
  margin-top: clamp(16px, 2vw, 28px);
  padding: clamp(40px, 6vw, 88px) 0 clamp(44px, 6vw, 92px);
  overflow: hidden;
  color: var(--paper-100);
  background:
    radial-gradient(120% 90% at 84% 6%, rgba(185, 138, 62, 0.22), transparent 58%),
    radial-gradient(90% 70% at 4% 96%, rgba(76, 101, 119, 0.28), transparent 62%),
    var(--ink-900);
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bronze-500) 45%, transparent);
  opacity: 0.55;
}

.page-products .pp-hero__inner {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
}

.page-products .pp-hero__eyebrow {
  color: var(--bronze-500);
  letter-spacing: 0.16em;
}

.page-products .pp-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(34px, 6.4vw, 64px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.page-products .pp-hero__text {
  max-width: 46ch;
  margin: 22px 0 0;
  font-size: var(--fs-18);
  line-height: 1.85;
  color: var(--on-dark);
}

.page-products .pp-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-14);
  color: var(--on-dark-dim);
}

.page-products .pp-hero__facts .num {
  margin-right: 4px;
  font-size: var(--fs-18);
  color: var(--bronze-200);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.page-products .pp-hero__aside {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(185, 138, 62, 0.36);
  background: rgba(244, 240, 232, 0.05);
  backdrop-filter: blur(12px);
}

.page-products .pp-hero__aside-title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: var(--fs-16);
  color: var(--bronze-200);
}

.page-products .pp-hero__board-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--pp-hairline-light);
  font-size: var(--fs-14);
  color: var(--on-dark);
}

.page-products .pp-hero__board-row:last-child {
  border-bottom: 0;
}

.page-products .pp-hero__board-row .num {
  font-size: var(--fs-14);
  color: var(--bronze-200);
}

.page-products .pp-hero__aside-note {
  margin: 16px 0 0;
  font-size: var(--fs-12);
  line-height: 1.8;
  color: var(--on-dark-dim);
}

.page-products .pp-hero__link {
  display: inline-block;
  margin-top: 18px;
  font-size: var(--fs-14);
  color: var(--bronze-200);
  text-decoration: none;
  border-bottom: 1px solid rgba(228, 205, 158, 0.5);
  padding-bottom: 2px;
}

@media (min-width: 900px) {
  .page-products .pp-hero__inner {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }
}

/* ---------- overview ---------- */
.page-products .pp-overview {
  padding: clamp(48px, 7vw, 88px) 0 clamp(20px, 3vw, 32px);
}

.page-products .pp-overview__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.2;
  color: var(--ink-900);
}

.page-products .pp-overview__note {
  max-width: 58ch;
  margin: 14px 0 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--mineral-500);
}

.page-products .pp-overview__track {
  display: grid;
  gap: clamp(22px, 2.6vw, 30px);
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-overview__item {
  padding-top: 20px;
  border-top: 2px solid var(--ink-900);
}

.page-products .pp-overview__item:nth-child(2) {
  border-top-color: var(--bronze-500);
}

.page-products .pp-overview__item:nth-child(3) {
  border-top-color: var(--clay-500);
}

.page-products .pp-overview__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--bronze-700);
}

.page-products .pp-overview__item h3 {
  margin: 12px 0 10px;
  font-family: var(--font-head);
  font-size: var(--fs-22);
  line-height: 1.35;
}

.page-products .pp-overview__item h3 a {
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .pp-overview__item h3 a:hover {
  color: var(--bronze-700);
  border-bottom-color: var(--bronze-500);
}

.page-products .pp-overview__item p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pp-overview__meta {
  margin-top: 14px !important;
  font-size: var(--fs-14) !important;
  color: var(--mineral-500) !important;
}

@media (min-width: 860px) {
  .page-products .pp-overview__track {
    grid-template-columns: 1.08fr 0.94fr 1fr;
    gap: clamp(24px, 3vw, 40px);
  }
}

/* ---------- layout + rail ---------- */
.page-products .pp-layout {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-products .pp-rail {
  display: none;
}

.page-products .pp-flow > .pp-section + .pp-section {
  margin-top: clamp(48px, 6vw, 84px);
}

.page-products .pp-section {
  scroll-margin-top: 110px;
}

.page-products .section-head__num {
  color: var(--bronze-500);
  font-family: var(--font-mono);
}

.page-products .section-head__title {
  font-family: var(--font-head);
}

.page-products .section-head__note {
  max-width: 62ch;
  line-height: 1.85;
}

@media (min-width: 1024px) {
  .page-products .pp-layout {
    grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
  }

  .page-products .pp-rail {
    display: block;
    align-self: start;
    position: sticky;
    top: 104px;
  }

  .page-products .pp-rail ol {
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
    border-left: 1px solid var(--hairline-bronze);
  }

  .page-products .pp-rail a {
    display: block;
    margin-left: -1px;
    padding: 3px 0 3px 16px;
    border-left: 2px solid transparent;
    font-size: var(--fs-14);
    color: var(--mineral-500);
    text-decoration: none;
    transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  }

  .page-products .pp-rail a:hover,
  .page-products .pp-rail a:focus-visible {
    color: var(--ink-900);
    border-left-color: var(--bronze-500);
  }

  .page-products .pp-rail .num {
    display: block;
    font-size: var(--fs-12);
    color: var(--bronze-700);
  }
}

/* ---------- figures ---------- */
.page-products .pp-figure {
  margin: clamp(22px, 3vw, 34px) 0 0;
}

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

.page-products .media__caption {
  font-size: var(--fs-12);
}

/* ---------- steps ---------- */
.page-products .pp-steps {
  display: grid;
  gap: 16px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-step {
  padding-left: 16px;
  border-left: 2px solid var(--hairline-bronze);
}

.page-products .pp-step__box summary {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 4px 0;
  list-style: none;
  cursor: pointer;
}

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

.page-products .pp-step__box summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-18);
  color: var(--bronze-700);
}

.page-products .pp-step__box[open] > summary::after {
  content: "\2212";
}

.page-products .pp-step__num {
  font-size: var(--fs-14);
  color: var(--bronze-700);
}

.page-products .pp-step__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-18);
  color: var(--ink-900);
}

.page-products .pp-step__body {
  padding-bottom: 6px;
}

.page-products .pp-step__body p {
  margin: 10px 0 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pp-step__body a {
  color: var(--bronze-700);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
}

.page-products .pp-materials {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-materials li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mineral-500);
}

.page-products .pp-materials li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  background: var(--bronze-200);
}

@media (min-width: 900px) {
  .page-products .pp-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .pp-step {
    position: relative;
    padding: 22px 20px 0 0;
    border-left: 0;
    border-top: 1px solid var(--hairline-bronze);
  }

  .page-products .pp-step::before {
    content: "";
    position: absolute;
    top: -5px;
    left: 0;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--clay-500);
  }
}

/* ---------- benefits ---------- */
.page-products .pp-benefits {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  margin-top: clamp(24px, 3vw, 36px);
}

.page-products .pp-benefit {
  padding: 4px 0 4px 18px;
  border-left: 2px solid var(--bronze-500);
}

.page-products .pp-benefit + .pp-benefit {
  margin-top: 20px;
}

.page-products .pp-benefit h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: var(--fs-18);
  color: var(--ink-900);
}

.page-products .pp-benefit p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pp-note {
  margin: 24px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--slate-600);
  background: var(--slate-100);
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pp-note a {
  color: var(--bronze-700);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
}

@media (min-width: 900px) {
  .page-products .pp-benefits {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

/* ---------- params ---------- */
.page-products .pp-filter {
  position: relative;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .pp-filter > input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .pp-filter__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid rgba(185, 138, 62, 0.3);
  border-bottom: 0;
  background: var(--veil-glass);
  backdrop-filter: blur(12px);
}

.page-products .pp-filter__label {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--bronze-200);
}

.page-products .pp-chip {
  padding: 5px 14px;
  border: 1px solid rgba(244, 240, 232, 0.3);
  border-radius: 999px;
  font-size: var(--fs-14);
  color: var(--on-dark);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pp-chip:hover {
  border-color: var(--bronze-500);
  color: var(--paper-100);
}

.page-products #pp-os-all:checked ~ .pp-filter__bar label[for="pp-os-all"],
.page-products #pp-os-android:checked ~ .pp-filter__bar label[for="pp-os-android"],
.page-products #pp-os-harmony:checked ~ .pp-filter__bar label[for="pp-os-harmony"],
.page-products #pp-os-other:checked ~ .pp-filter__bar label[for="pp-os-other"] {
  background: var(--bronze-500);
  border-color: var(--bronze-500);
  color: var(--ink-900);
}

.page-products #pp-os-all:focus-visible ~ .pp-filter__bar label[for="pp-os-all"],
.page-products #pp-os-android:focus-visible ~ .pp-filter__bar label[for="pp-os-android"],
.page-products #pp-os-harmony:focus-visible ~ .pp-filter__bar label[for="pp-os-harmony"],
.page-products #pp-os-other:focus-visible ~ .pp-filter__bar label[for="pp-os-other"] {
  outline: 2px solid var(--bronze-200);
  outline-offset: 2px;
}

.page-products .pp-table-scroll {
  max-height: 468px;
  overflow: auto;
  border: 1px solid var(--slate-100);
  background: var(--paper-100);
  box-shadow: inset -18px 0 22px -20px rgba(20, 17, 15, 0.6);
}

.page-products .pp-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: var(--fs-14);
}

.page-products .pp-table__caption {
  padding: 12px 16px 0;
  text-align: left;
  font-size: var(--fs-12);
  color: var(--mineral-500);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 13px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--slate-100);
}

.page-products .pp-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--ink-700);
  color: var(--paper-100);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
}

.page-products .pp-table tbody tr:nth-child(even) {
  background: rgba(225, 232, 237, 0.45);
}

.page-products .pp-table td.is-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--slate-600);
}

.page-products .pp-status {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: var(--fs-12);
}

.page-products .pp-status--ok {
  color: var(--bronze-700);
}

.page-products .pp-status--soft {
  color: var(--clay-500);
}

.page-products .pp-status--check {
  color: var(--cinnabar-600);
}

.page-products .pp-params__foot {
  margin: 18px 0 0;
  font-size: var(--fs-14);
  line-height: 1.9;
  color: var(--mineral-500);
}

.page-products .pp-params__foot a {
  color: var(--bronze-700);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
}

/* ---------- self check ---------- */
.page-products .pp-check {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  margin-top: clamp(24px, 3vw, 36px);
}

.page-products .pp-check__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--hairline-ink);
}

.page-products .pp-check__num {
  font-size: var(--fs-14);
  color: var(--bronze-700);
}

.page-products .pp-check__item h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: var(--fs-18);
  color: var(--ink-900);
}

.page-products .pp-check__item p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

@media (min-width: 900px) {
  .page-products .pp-check {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
  }
}

/* ---------- partner ---------- */
.page-products .pp-phases {
  display: grid;
  gap: 14px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-phase {
  padding-top: 16px;
  border-top: 1px solid var(--hairline-bronze);
}

.page-products .pp-phase__num {
  font-size: var(--fs-12);
  color: var(--bronze-700);
  letter-spacing: 0.14em;
}

.page-products .pp-phase h3 {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-size: var(--fs-18);
  color: var(--ink-900);
}

.page-products .pp-phase p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--mineral-500);
}

@media (min-width: 760px) {
  .page-products .pp-phases {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(18px, 2.4vw, 30px);
  }
}

.page-products .pp-duration {
  display: grid;
  gap: clamp(18px, 2.4vw, 28px);
  margin-top: clamp(30px, 4vw, 48px);
}

.page-products .pp-duration__card {
  padding: clamp(26px, 4vw, 44px);
  border: 1px solid var(--hairline-bronze);
  background: var(--paper-100);
}

.page-products .pp-duration__card--solid {
  border-color: var(--ink-900);
  background: var(--ink-900);
  color: var(--paper-100);
}

.page-products .pp-duration__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--bronze-700);
}

.page-products .pp-duration__card--solid .pp-duration__label {
  color: var(--bronze-500);
}

.page-products .pp-duration__figure {
  margin: 18px 0 0;
}

.page-products .pp-duration__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(64px, 11vw, 144px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-products .pp-duration__card--solid .pp-duration__num {
  color: var(--bronze-200);
}

.page-products .pp-duration__unit {
  margin-left: 10px;
  font-size: var(--fs-16);
  vertical-align: super;
  color: var(--cinnabar-600);
}

.page-products .pp-duration__desc {
  max-width: 40ch;
  margin: 18px 0 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pp-duration__card--solid .pp-duration__desc {
  color: var(--on-dark);
}

.page-products .pp-duration__foot {
  margin: 22px 0 0;
  font-size: var(--fs-14);
  line-height: 1.9;
  color: var(--mineral-500);
}

.page-products .pp-duration__foot a {
  color: var(--bronze-700);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
}

@media (min-width: 760px) {
  .page-products .pp-duration {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- tickets ---------- */
.page-products .pp-tickets {
  margin-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--hairline-ink);
}

.page-products .pp-ticket {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--hairline-ink);
}

.page-products .pp-ticket__name {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--fs-18);
  color: var(--ink-900);
}

.page-products .pp-ticket__desc {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pp-ticket__time {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-18);
  color: var(--cinnabar-600);
}

.page-products .pp-ticket__time::after {
  content: " 内首次回复";
  font-family: var(--font-body);
  font-size: var(--fs-12);
  color: var(--mineral-500);
}

@media (min-width: 760px) {
  .page-products .pp-ticket {
    grid-template-columns: 1fr 2fr auto;
    align-items: baseline;
    gap: 28px;
  }

  .page-products .pp-ticket__time {
    text-align: right;
  }
}

.page-products .pp-links {
  margin: 26px 0 0;
  font-size: var(--fs-14);
  line-height: 1.9;
  color: var(--mineral-500);
}

.page-products .pp-links a {
  color: var(--bronze-700);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
}

.page-products .pp-links a:hover {
  border-bottom-color: var(--bronze-500);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-chip,
  .page-products .pp-overview__item h3 a,
  .page-products .pp-rail a {
    transition: none;
  }
}