.page-products {
  --pp-line: rgba(247, 241, 227, 0.16);
  --pp-line-soft: rgba(247, 241, 227, 0.08);
  --pp-stripe: rgba(247, 241, 227, 0.04);
  --pp-gold-soft: rgba(214, 178, 94, 0.16);
  background: var(--ink);
  color: var(--fg);
  overflow-x: clip;
}

.page-products img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-products p {
  line-height: 1.9;
}

.page-products a:focus-visible,
.page-products summary:focus-visible,
.page-products .pp-table-wrap:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 56px) 0 clamp(38px, 7vw, 76px);
  background:
    radial-gradient(120% 90% at 88% 0%, var(--pp-gold-soft) 0%, rgba(214, 178, 94, 0) 54%),
    linear-gradient(158deg, var(--ink-2) 0%, var(--ink) 48%, var(--ink-3) 100%);
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  top: -42%;
  right: -26%;
  width: 62%;
  height: 184%;
  background: linear-gradient(180deg, rgba(247, 241, 227, 0.08), rgba(247, 241, 227, 0));
  transform: rotate(16deg);
  pointer-events: none;
}

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

.page-products .pp-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 26px;
}

.page-products .pp-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.35rem, 7.4vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: 0.01em;
  color: var(--bone);
  margin: 0.34em 0 0.55em;
}

.page-products .pp-hero__lede {
  max-width: 34em;
  font-size: 1.02rem;
  color: var(--fg-dim);
}

.page-products .pp-hero__actions {
  margin-top: 26px;
}

.page-products .pp-jump {
  border-left: 2px solid var(--gold);
  padding-left: 18px;
}

.page-products .pp-jump__label {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.page-products .pp-jump__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 2px;
}

.page-products .pp-jump__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 0;
  font-size: 0.94rem;
  color: var(--fg-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--pp-line-soft);
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.page-products .pp-jump__list a:hover,
.page-products .pp-jump__list a:focus-visible {
  color: var(--gold);
  padding-left: 6px;
}

.page-products .pp-jump__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

/* ---------- 通用小标题 ---------- */
.page-products .pp-head {
  max-width: 46rem;
}

.page-products .eyebrow {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ---------- 产品线 ---------- */
.page-products .pp-lines__figure {
  margin: 30px 0 0;
}

.page-products .pp-line-list {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-products .pp-line {
  display: grid;
  gap: 14px;
  padding: 22px;
  background: var(--ink-2);
  border: 2px solid var(--pp-line);
  border-left: 4px solid var(--pp-line);
  box-shadow: var(--shadow-hard);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .pp-line:hover,
.page-products .pp-line:focus-within {
  transform: translateY(-3px);
  border-color: var(--gold);
  border-left-color: var(--gold);
}

.page-products .pp-line__no {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  line-height: 1;
  color: var(--gold);
}

.page-products .pp-line__title {
  font-family: var(--font-head);
  font-size: 1.3rem;
  line-height: 1.3;
  color: var(--bone);
  margin: 0 0 8px;
}

.page-products .pp-line__desc {
  color: var(--fg-dim);
  font-size: 0.96rem;
}

.page-products .pp-line__fit {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: start;
}

.page-products .pp-line__fit li {
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  color: var(--bone);
  border: 1px solid rgba(214, 178, 94, 0.4);
}

/* ---------- 对比表 ---------- */
.page-products .pp-compare__layout {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.page-products .pp-table-wrap {
  overflow: auto;
  max-height: min(720px, 74vh);
  background: var(--ink-2);
  border: 2px solid var(--pp-line);
  box-shadow: var(--shadow-hard);
  scrollbar-width: thin;
}

.page-products .pp-table-wrap::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.page-products .pp-table-wrap::-webkit-scrollbar-thumb {
  background: rgba(214, 178, 94, 0.45);
}

.page-products .pp-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-products .pp-table caption {
  padding: 14px 16px;
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--ink-3);
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 14px 16px;
  text-align: left;
  white-space: nowrap;
  font-family: var(--font-head);
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--bone);
  background: var(--ink-3);
  border-bottom: 2px solid var(--gold);
}

.page-products .pp-table thead th:first-child {
  left: 0;
  z-index: 3;
}

.page-products .pp-table tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  padding: 13px 16px;
  text-align: left;
  white-space: nowrap;
  font-weight: 600;
  color: var(--bone);
  background: var(--ink-2);
  border-right: 1px solid var(--pp-line);
}

.page-products .pp-table td {
  min-width: 156px;
  padding: 13px 16px;
  vertical-align: top;
  color: var(--fg-dim);
  border-bottom: 1px solid var(--pp-line-soft);
}

.page-products .pp-table tbody tr:nth-child(even) {
  background: var(--pp-stripe);
}

.page-products .pp-table th:nth-child(3),
.page-products .pp-table td:nth-child(3) {
  border-left: 1px solid rgba(214, 178, 94, 0.3);
  border-right: 1px solid rgba(214, 178, 94, 0.3);
}

.page-products .pp-cell-strong {
  display: block;
  margin-bottom: 3px;
  color: var(--bone);
  font-weight: 600;
}

.page-products .pp-compare__side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .note {
  font-size: 0.9rem;
  line-height: 1.85;
}

/* ---------- 维度释义 ---------- */
.page-products .pp-dims {
  margin-top: 36px;
}

.page-products .pp-dims__title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  color: var(--bone);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-dims__grid {
  display: grid;
  gap: 10px;
}

.page-products .pp-dim {
  background: var(--ink-2);
  border: 1px solid var(--pp-line);
  border-left: 3px solid rgba(110, 156, 139, 0.7);
}

.page-products .pp-dim summary {
  cursor: pointer;
  padding: 14px 16px;
  font-size: 0.95rem;
  color: var(--bone);
  list-style: none;
  transition: color 0.25s var(--ease);
}

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

.page-products .pp-dim summary::before {
  content: "+";
  display: inline-block;
  width: 1.1em;
  color: var(--gold);
  font-family: var(--font-mono);
}

.page-products .pp-dim[open] summary::before {
  content: "−";
}

.page-products .pp-dim summary:hover {
  color: var(--gold);
}

.page-products .pp-dim p {
  margin: 0;
  padding: 0 16px 16px 16px;
  font-size: 0.9rem;
  color: var(--fg-dim);
}

/* ---------- 刻度图 ---------- */
.page-products .pp-scale {
  display: grid;
  gap: 18px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-scale__text h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--bone);
  margin: 0 0 10px;
}

.page-products .pp-scale__text p {
  color: var(--fg-dim);
  font-size: 0.95rem;
}

.page-products .pp-scale__figure {
  margin: 0;
}

/* ---------- 苹果端 ---------- */
.page-products .pp-apple__panel {
  position: relative;
  padding: clamp(22px, 4vw, 46px);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(214, 178, 94, 0.2), rgba(214, 178, 94, 0) 56%),
    linear-gradient(150deg, var(--ink-2) 0%, var(--ink-3) 80%);
  border: 2px solid rgba(214, 178, 94, 0.45);
  box-shadow: 12px 12px 0 rgba(5, 13, 22, 0.6);
}

.page-products .pp-apple__panel::before {
  content: "";
  position: absolute;
  top: -2px;
  left: clamp(22px, 4vw, 46px);
  width: 120px;
  height: 4px;
  background: var(--gold);
}

.page-products .pp-apple__grid {
  display: grid;
  gap: 26px;
  margin-top: 18px;
}

.page-products .pp-apple__lede {
  max-width: 36em;
  margin-top: 14px;
  color: var(--fg-dim);
  font-size: 0.98rem;
}

.page-products .pp-tabs {
  margin-top: 26px;
}

.page-products .pp-tabs__input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-products .pp-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .pp-tabs__btn {
  cursor: pointer;
  padding: 9px 16px;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  color: var(--fg-dim);
  border: 1px solid rgba(214, 178, 94, 0.45);
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .pp-tabs__btn:hover {
  color: var(--gold);
  border-color: var(--gold);
}

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

.page-products #apple-pw:checked ~ .pp-tabs__panel--pw,
.page-products #apple-code:checked ~ .pp-tabs__panel--code {
  display: block;
}

.page-products #apple-pw:checked ~ .pp-tabs__bar label[for="apple-pw"],
.page-products #apple-code:checked ~ .pp-tabs__bar label[for="apple-code"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-3);
  font-weight: 600;
}

.page-products #apple-pw:focus-visible ~ .pp-tabs__bar label[for="apple-pw"],
.page-products #apple-code:focus-visible ~ .pp-tabs__bar label[for="apple-code"] {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

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

.page-products .pp-apple__steps li {
  position: relative;
  padding-left: 26px;
  font-size: 0.94rem;
  color: var(--fg-dim);
  line-height: 1.85;
}

.page-products .pp-apple__steps li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 8px;
  height: 8px;
  background: var(--celadon-light);
  transform: rotate(45deg);
}

.page-products .pp-checks-wrap {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid rgba(247, 241, 227, 0.12);
}

.page-products .pp-checks__title {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

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

.page-products .pp-checks li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.93rem;
  color: var(--bone);
}

.page-products .pp-checks__dot {
  flex: none;
  margin-top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--celadon-light);
  box-shadow: 0 0 0 3px rgba(110, 156, 139, 0.25);
}

.page-products .pp-apple__figure {
  margin: 0;
}

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

.page-products .pp-steps {
  counter-reset: ppstep;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 20px;
}

.page-products .pp-step {
  counter-increment: ppstep;
  position: relative;
  padding: 20px 20px 20px 62px;
  background: var(--ink-2);
  border: 2px solid var(--pp-line);
  border-left: 4px solid var(--gold);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .pp-step:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
  border-left-color: var(--gold);
}

.page-products .pp-step::before {
  content: counter(ppstep, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 18px;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--gold);
}

.page-products .pp-step::after {
  content: "";
  position: absolute;
  left: 26px;
  bottom: -20px;
  width: 1px;
  height: 20px;
  background: rgba(214, 178, 94, 0.5);
}

.page-products .pp-step:last-child::after {
  display: none;
}

.page-products .pp-step h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--bone);
  margin: 0 0 8px;
}

.page-products .pp-step p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--fg-dim);
}

.page-products .pp-install__figure {
  margin: 0;
}

/* ---------- 更新节奏 ---------- */
.page-products .pp-rhythm {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  gap: 1px;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-products .pp-rhythm__item {
  background: var(--ink-2);
  padding: 24px 22px;
  transition: background 0.25s var(--ease);
}

.page-products .pp-rhythm__item:hover {
  background: var(--ink);
}

.page-products .pp-rhythm__freq {
  display: inline-block;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pp-rhythm h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--bone);
  margin: 0 0 8px;
}

.page-products .pp-rhythm p {
  margin: 0;
  font-size: 0.93rem;
  color: var(--fg-dim);
}

.page-products .pp-updates__foot {
  margin-top: 24px;
  max-width: 46rem;
  padding: 16px 18px;
  font-size: 0.93rem;
  color: var(--fg-dim);
  border-left: 3px solid var(--gold);
  background: rgba(247, 241, 227, 0.04);
}

.page-products .pp-updates__foot a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(214, 178, 94, 0.5);
}

.page-products .pp-updates__foot a:hover {
  color: var(--bone);
}

/* ---------- 规模建议 ---------- */
.page-products .pp-choose__grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-products .pp-pick {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: 24px 22px;
  background: var(--ink-2);
  border: 2px solid var(--pp-line);
  box-shadow: 6px 6px 0 rgba(5, 13, 22, 0.5);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .pp-pick:hover {
  transform: translateY(-3px);
  border-color: var(--gold);
}

.page-products .pp-pick h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--bone);
  margin: 0;
}

.page-products .pp-pick p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--fg-dim);
}

.page-products .pp-choose__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 24px;
  padding: 24px 22px;
  border: 1px solid rgba(214, 178, 94, 0.4);
  background: linear-gradient(120deg, rgba(214, 178, 94, 0.12), rgba(214, 178, 94, 0) 62%);
}

.page-products .pp-choose__cta p {
  margin: 0;
  max-width: 34em;
  font-size: 0.95rem;
  color: var(--bone);
}

.page-products .pp-more {
  margin-top: 18px;
  font-size: 0.9rem;
  color: var(--fg-dim);
}

.page-products .pp-more a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(214, 178, 94, 0.5);
}

.page-products .pp-more a:hover {
  color: var(--bone);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-products .pp-line {
    grid-template-columns: 88px minmax(0, 1fr) 215px;
    align-items: start;
    gap: 18px;
    padding: 26px 24px;
  }

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

@media (min-width: 860px) {
  .page-products .pp-choose__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(228px, 0.85fr);
    gap: 56px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .pp-compare__layout {
    grid-template-columns: minmax(0, 1fr) 296px;
    gap: 34px;
    align-items: start;
  }

  .page-products .pp-apple__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .pp-install__layout {
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 40px;
    align-items: start;
  }

  .page-products .pp-scale {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 34px;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-line,
  .page-products .pp-step,
  .page-products .pp-pick,
  .page-products .pp-jump__list a,
  .page-products .pp-tabs__btn {
    transition: none;
  }

  .page-products .pp-line:hover,
  .page-products .pp-step:hover,
  .page-products .pp-pick:hover {
    transform: none;
  }
}