/* ===== 会员权益与工具 /tools/ ===== */

.page-products {
  --pd-gold-soft: rgba(196, 136, 43, .16);
  --pd-hover: #F7EEDD;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.85;
  overflow-x: hidden;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products section[id] {
  scroll-margin-top: 7.5rem;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-products .breadcrumb a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

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

.page-products .breadcrumb__sep {
  margin: 0 .5em;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  padding: clamp(1.4rem, 4vw, 2.4rem) 0 clamp(1.6rem, 3.5vw, 2.4rem);
}

.page-products .pd-hero__inner {
  position: relative;
  z-index: 0;
}

.page-products .pd-hero__inner::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -0.6rem;
  left: -5vw;
  right: -8vw;
  height: clamp(140px, 27vw, 200px);
  background: linear-gradient(100deg,
      var(--gold) 0 34%,
      rgba(196, 136, 43, .24) 34% 62%,
      var(--dune) 62% 100%);
  transform: skewY(-2.4deg);
}

.page-products .pd-hero .eyebrow {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--night);
}

.page-products .pd-hero__title {
  margin: 0 0 1.2rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2.05rem, 7.4vw, 4.4rem);
  line-height: 1.12;
  letter-spacing: .02em;
  max-width: 22ch;
}

.page-products .pd-hero__lede {
  margin: 0 0 1.7rem;
  max-width: 34em;
  font-size: 1rem;
  color: var(--ink-2);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem .9rem;
  margin-bottom: 2.2rem;
}

.page-products .pd-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--dune);
  border: 1px solid var(--dune);
}

.page-products .pd-hero__facts > div {
  background: var(--paper);
  padding: .8rem 1rem;
}

.page-products .pd-hero__facts dt {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  color: var(--ink-2);
}

.page-products .pd-hero__facts dd {
  margin: .2rem 0 0;
  font-family: var(--font-serif);
  font-size: 1.45rem;
  line-height: 1.2;
  color: var(--ink);
}

/* ---------- 目录 ---------- */
.page-products .pd-toc {
  margin-top: .4rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-toc__link {
  display: inline-block;
  padding: .32rem .72rem;
  background: var(--paper);
  border: 1px solid var(--dune);
  font-size: .8rem;
  color: var(--ink-2);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pd-toc__link:hover,
.page-products .pd-toc__link:focus-visible {
  border-color: var(--gold);
  color: var(--gold-deep);
  transform: translateY(-2px);
}

/* ---------- 章节骨架 ---------- */
.page-products .pd-section {
  padding: clamp(2.4rem, 6vw, 4rem) 0;
}

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

.page-products .pd-head {
  max-width: 48em;
  margin-bottom: 1.8rem;
}

.page-products .pd-head .eyebrow {
  margin: 0 0 .55rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--gold-deep);
}

.page-products .pd-head__title {
  margin: 0 0 .7rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.55rem, 4.4vw, 2.35rem);
  line-height: 1.26;
  letter-spacing: .01em;
}

.page-products .pd-head__note {
  margin: 0;
  max-width: 34em;
  font-size: .96rem;
  color: var(--ink-2);
}

.page-products .pd-head--after-banner {
  margin-top: 2rem;
}

/* ---------- 图片容器 ---------- */
.page-products .pd-fig {
  margin: 2rem 0 0;
}

.page-products .pd-fig .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pd-fig .media-frame__caption {
  margin: .6rem 0 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .05em;
  color: var(--ink-2);
}

.page-products .pd-fig--strip {
  margin-top: 0;
  margin-bottom: 1.8rem;
}

.page-products .pd-fig--banner {
  margin-top: 0;
}

/* ---------- 四档总览轨道 ---------- */
.page-products .pd-rail {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--dune);
}

.page-products .pd-rail__item {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: .2rem .9rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-rail__no {
  padding-top: .35rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--gold-deep);
}

.page-products .pd-rail__body {
  min-width: 0;
}

.page-products .pd-rail__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .5rem .8rem;
}

.page-products .pd-rail__tier {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.3rem;
  letter-spacing: .02em;
}

.page-products .pd-rail__count {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--river);
}

.page-products .pd-rail__desc {
  margin: .35rem 0 .75rem;
  max-width: 38em;
  font-size: .93rem;
  color: var(--ink-2);
}

.page-products .pd-rail__track {
  display: block;
  position: relative;
  height: 6px;
  background: var(--dune);
  overflow: hidden;
}

.page-products .pd-rail__fill {
  display: block;
  width: var(--w, 50%);
  height: 100%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold));
}

/* ---------- 权益对照表 ---------- */
.page-products .pd-matrix {
  margin-top: .4rem;
}

.page-products .pd-tablewrap {
  display: none;
}

.page-products .pd-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
  font-size: .92rem;
}

.page-products .pd-table caption {
  caption-side: top;
  padding-bottom: .7rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-products .pd-table th,
.page-products .pd-table td {
  padding: .58rem .7rem;
  border: 1px solid var(--dune);
  text-align: center;
  vertical-align: middle;
}

.page-products .pd-table thead th {
  background: var(--dune);
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--ink);
  position: sticky;
  top: 0;
  z-index: 3;
}

.page-products .pd-table tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  min-width: 8.5rem;
  background: var(--paper);
  text-align: left;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: .92rem;
}

.page-products .pd-table tbody tr:hover th,
.page-products .pd-table tbody tr:hover td,
.page-products .pd-table tbody tr:focus-within th,
.page-products .pd-table tbody tr:focus-within td {
  background: var(--pd-hover);
}

.page-products .pd-table__count {
  display: block;
  margin-top: .15rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-products .pd-cell {
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
}

.page-products .pd-cell--full { color: var(--gold-deep); }
.page-products .pd-cell--part { color: var(--river); }
.page-products .pd-cell--base { color: var(--mist); }

.page-products .pd-legend {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.3rem;
  margin: .85rem 0 0;
  font-size: .8rem;
  color: var(--ink-2);
}

.page-products .pd-legend .pd-cell {
  margin-right: .35rem;
}

/* ---------- 折叠面板（窄屏对照） ---------- */
.page-products .pd-acc {
  border-top: 1px solid var(--dune);
  border-left: 3px solid transparent;
  background: var(--paper);
  transition: border-color var(--dur) var(--ease);
}

.page-products .pd-acc:last-of-type {
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-acc[open] {
  border-left-color: var(--gold);
}

.page-products .pd-acc__sum {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: .9rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.06rem;
}

.page-products .pd-acc__sum::-webkit-details-marker { display: none; }
.page-products .pd-acc__sum::marker { content: ""; }

.page-products .pd-acc__sum:focus-visible {
  outline: 2px solid var(--gold-deep);
  outline-offset: 2px;
}

.page-products .pd-acc__hint {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .06em;
  color: var(--river);
}

.page-products .pd-acc__list {
  margin: 0;
  padding: 0 1rem 1rem;
  list-style: none;
}

.page-products .pd-acc__row {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr);
  gap: .6rem;
  padding: .5rem 0;
  border-top: 1px solid var(--dune);
  font-size: .89rem;
  color: var(--ink-2);
}

.page-products .pd-acc__tier {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--gold-deep);
}

/* ---------- 2025 版变化面板 ---------- */
.page-products .pd-panel {
  margin-top: 1.4rem;
  padding: 1.3rem 1.1rem 1.5rem;
  background: var(--paper);
  border-top: 3px solid var(--gold);
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-panel__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.12rem;
  letter-spacing: .01em;
}

.page-products .pd-panel__title--gap {
  margin-top: 1.6rem;
}

.page-products .pd-panel__grid {
  margin: .8rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-panel__item {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: .7rem;
  padding: .5rem 0;
  border-bottom: 1px dashed var(--dune);
  font-size: .91rem;
  color: var(--ink-2);
}

.page-products .pd-panel__item:last-child {
  border-bottom: 0;
}

.page-products .pd-panel__no {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--gold-deep);
  padding-top: .2rem;
}

/* ---------- 年度归档 ---------- */
.page-products .pd-archive {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(8.5rem, 1fr));
  gap: 1px;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
  background: var(--dune);
  border: 1px solid var(--dune);
}

.page-products .pd-archive__item {
  background: var(--paper);
  padding: .85rem 1rem;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .pd-archive__item:hover {
  transform: translateY(-2px);
  background: var(--pd-hover);
}

.page-products .pd-archive__year {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.08rem;
  color: var(--ink);
}

.page-products .pd-archive__state {
  display: block;
  margin-top: .3rem;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--ink-2);
}

.page-products .pd-note {
  margin-top: 1.6rem;
  padding-left: 1rem;
  border-left: 2px solid var(--river);
  font-size: .92rem;
  color: var(--ink-2);
}

.page-products .pd-note p {
  margin: 0;
}

.page-products .pd-note a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-note a:hover,
.page-products .pd-note a:focus-visible {
  border-bottom-color: var(--gold-deep);
}

/* ---------- 小屏阅读 ---------- */
.page-products .pd-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.6rem;
}

.page-products .pd-split__text {
  min-width: 0;
}

.page-products .pd-split__text .eyebrow {
  margin: 0 0 .55rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--gold-deep);
}

.page-products .pd-split__lede {
  margin: 0 0 1rem;
  max-width: 34em;
  font-size: .96rem;
  color: var(--ink-2);
}

.page-products .pd-list {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.page-products .pd-list li {
  position: relative;
  padding: .45rem 0 .45rem 1.4rem;
  font-size: .92rem;
  color: var(--ink-2);
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: .6rem;
  height: 2px;
  background: var(--gold);
}

.page-products .pd-split__foot {
  margin: 0;
  padding: .8rem 1rem;
  background: var(--paper);
  border-left: 3px solid var(--night);
  font-size: .89rem;
  color: var(--ink-2);
}

.page-products .pd-fig--phone {
  margin: 0 auto;
  max-width: 20rem;
}

/* ---------- 使用场景 ---------- */
.page-products .pd-scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--dune);
  border: 1px solid var(--dune);
}

.page-products .pd-scene {
  background: var(--paper);
  padding: 1.3rem 1.2rem 1.5rem;
  transition: transform var(--dur) var(--ease);
}

.page-products .pd-scene:hover {
  transform: translateY(-3px);
}

.page-products .pd-scene__no {
  display: block;
  margin-bottom: .6rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--gold-deep);
}

.page-products .pd-scene__title {
  margin: 0 0 .7rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.12rem;
  line-height: 1.5;
}

.page-products .pd-scene p {
  margin: 0 0 .7rem;
  font-size: .9rem;
  color: var(--ink-2);
}

.page-products .pd-scene a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-scene a:hover,
.page-products .pd-scene a:focus-visible {
  border-bottom-color: var(--gold-deep);
}

.page-products .pd-scene__act {
  margin: 0;
  padding-left: .85rem;
  border-left: 2px solid var(--river);
  font-size: .85rem;
  color: var(--ink-2);
}

/* ---------- 三步开始 ---------- */
.page-products .pd-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pd-step;
  border-top: 1px solid var(--dune);
}

.page-products .pd-step {
  position: relative;
  padding: 1.15rem 0 1.15rem 3.2rem;
  border-bottom: 1px solid var(--dune);
}

.page-products .pd-step::before {
  counter-increment: pd-step;
  content: counter(pd-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.15rem;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--gold);
}

.page-products .pd-step__no {
  display: block;
  margin-bottom: .3rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--river);
}

.page-products .pd-step__title {
  margin: 0 0 .45rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.1rem;
}

.page-products .pd-step p {
  margin: 0;
  max-width: 40em;
  font-size: .91rem;
  color: var(--ink-2);
}

/* ---------- 延伸阅读 ---------- */
.page-products .pd-next {
  margin-top: 2rem;
  padding-top: 1.4rem;
  border-top: 3px solid var(--ink);
}

.page-products .pd-next__label {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--ink-2);
}

.page-products .pd-next__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--dune);
  border: 1px solid var(--dune);
}

.page-products .pd-next__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .2rem;
  padding: .85rem 1rem;
  background: var(--paper);
  transition: background var(--dur) var(--ease);
}

.page-products .pd-next__item:hover,
.page-products .pd-next__item:focus-within {
  background: var(--pd-hover);
}

.page-products .pd-next__link {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-products .pd-next__link:hover,
.page-products .pd-next__link:focus-visible {
  border-bottom-color: var(--gold);
}

.page-products .pd-next__desc {
  font-size: .84rem;
  color: var(--ink-2);
}

/* ---------- 焦点可见性 ---------- */
.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--gold-deep);
  outline-offset: 2px;
}

/* ================= 断点 ================= */

@media (min-width: 560px) {
  .page-products .pd-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 880px) {
  .page-products .pd-hero__inner::before {
    left: -6vw;
    right: -12vw;
  }

  .page-products .pd-tablewrap {
    display: block;
    overflow-x: auto;
  }

  .page-products .pd-accordion {
    display: none;
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 1.25fr) minmax(15rem, .75fr);
    gap: 2.6rem;
    align-items: start;
  }

  .page-products .pd-fig--phone {
    margin: 0;
    max-width: none;
  }

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

  .page-products .pd-panel {
    padding: 1.6rem 1.6rem 1.8rem;
  }

  .page-products .pd-rail__item {
    grid-template-columns: 3.2rem minmax(0, 1fr);
    gap: .2rem 1.4rem;
    padding: 1.35rem 0;
  }

  .page-products .pd-rail__tier {
    font-size: 1.45rem;
  }
}

@media (min-width: 1080px) {
  .page-products .pd-hero__title {
    max-width: 24ch;
  }

  .page-products .pd-panel__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2.2rem;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-toc__link,
  .page-products .pd-archive__item,
  .page-products .pd-scene,
  .page-products .pd-acc {
    transition: none;
  }

  .page-products .pd-toc__link:hover,
  .page-products .pd-toc__link:focus-visible,
  .page-products .pd-archive__item:hover,
  .page-products .pd-scene:hover {
    transform: none;
  }
}

.page-products {
  --w: 1rem;
}