.page-products {
  --pr-gap: clamp(1rem, 2.4vw, 1.75rem);
  --pr-headgap: clamp(1.25rem, 3vw, 2.25rem);
  overflow-x: clip;
}

.page-products .pr-hero {
  padding-top: clamp(1.5rem, 3.5vw, 2.25rem);
  padding-bottom: clamp(2.25rem, 5.5vw, 4rem);
}

.page-products .pr-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(1.25rem, 3vw, 1.9rem);
}

.page-products .pr-hero h1 {
  margin: .6rem 0 0;
  font-size: clamp(1.9rem, 5vw, 3rem);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--text-on-dark);
}

.page-products .pr-hero__lede {
  max-width: 44ch;
  margin: 1rem 0 0;
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.9;
  color: var(--text-on-dark-soft);
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.6rem;
}

.page-products .pr-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line-on-dark);
  border: 1px solid var(--line-on-dark);
}

.page-products .pr-hero__stat {
  background: var(--c-ink-2);
  padding: .85rem 1rem 1rem;
}

.page-products .pr-hero__stat dt {
  margin-bottom: .3rem;
  font-size: .74rem;
  letter-spacing: .04em;
  color: var(--text-on-dark-soft);
}

.page-products .pr-hero__stat dd {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-brass-lit);
}

.page-products .pr-hero__stat .mono {
  font-size: 1.24rem;
  letter-spacing: .04em;
}

.page-products .pr-jump {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.35rem;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding-top: 1rem;
  border-top: 1px solid var(--line-on-dark);
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
}

.page-products .pr-jump a {
  color: var(--text-on-dark-soft);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}

.page-products .pr-jump a:hover,
.page-products .pr-jump a:focus-visible {
  color: var(--c-brass-lit);
}

/* 通用区块头部 */
.page-products .pr-head {
  display: grid;
  gap: var(--pr-headgap);
  margin-bottom: clamp(1.6rem, 4vw, 2.6rem);
}

.page-products .pr-head__text h2 {
  margin: .5rem 0 .8rem;
  font-size: clamp(1.45rem, 3.2vw, 2.05rem);
  line-height: 1.32;
  color: var(--text-on-light);
}

.page-products .section--dark .pr-head__text h2,
.page-products .section--ink2 .pr-head__text h2 {
  color: var(--text-on-dark);
}

.page-products .pr-head__text p {
  max-width: 48ch;
  margin: 0;
  line-height: 1.88;
  color: var(--text-on-light-soft);
}

.page-products .section--dark .pr-head__text p,
.page-products .section--ink2 .pr-head__text p {
  color: var(--text-on-dark-soft);
}

.page-products .pr-head__media img,
.page-products .pr-scope__media img,
.page-products .pr-enterprise__media img,
.page-products .pr-flow__band img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 01 服务清单：左清单右详情 */
.page-products .pr-master {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-products .pr-master__list {
  padding-top: .4rem;
  border-top: 1px solid var(--line);
}

.page-products .pr-master__group {
  position: relative;
  margin: 1.1rem 0 .4rem;
  padding-left: .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--text-on-light-soft);
  text-transform: uppercase;
}

.page-products .pr-master__group::before {
  content: "";
  position: absolute;
  left: 0;
  top: .15em;
  bottom: .15em;
  width: 2px;
  background: var(--c-brass);
}

.page-products .pr-item {
  position: relative;
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  gap: 0 .4rem;
  width: 100%;
  padding: .8rem .5rem .8rem .2rem;
  border: 0;
  border-top: 1px solid var(--line);
  background: none;
  font-family: inherit;
  font-size: 1rem;
  text-align: left;
  color: var(--text-on-light);
  cursor: pointer;
  transition: background-color var(--t-fast) var(--ease);
}

.page-products .pr-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--c-brass);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--t-base) var(--ease);
}

.page-products .pr-item:hover {
  background: rgba(176, 134, 63, .09);
}

.page-products .pr-item[aria-selected="true"]::before {
  transform: scaleY(1);
}

.page-products .pr-item[aria-selected="true"] {
  background: rgba(176, 134, 63, .13);
}

.page-products .pr-item:focus-visible {
  outline: 2px solid var(--c-brass);
  outline-offset: -2px;
}

.page-products .pr-item .index-num {
  grid-row: 1 / span 2;
  font-size: .8rem;
  letter-spacing: .08em;
  color: var(--c-clay);
}

.page-products .pr-item__name {
  grid-column: 2;
  font-weight: 600;
  color: var(--text-on-light);
}

.page-products .pr-item__hint {
  grid-column: 2;
  margin-top: .2rem;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--text-on-light-soft);
}

.page-products .pr-panel {
  display: none;
  padding: clamp(1.15rem, 2.8vw, 2rem);
  background: var(--c-paper-warm);
  border: 1px solid var(--line);
  border-top: 3px solid var(--c-brass);
}

.page-products .pr-panel.is-active {
  display: block;
}

.page-products .pr-panel__index {
  margin: 0;
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--text-on-light-soft);
}

.page-products .pr-panel__title {
  margin: .4rem 0 1rem;
  font-size: clamp(1.12rem, 2.2vw, 1.4rem);
  line-height: 1.35;
  color: var(--text-on-light);
}

.page-products .pr-panel__rows {
  margin: 0;
}

.page-products .pr-panel__row {
  padding: .9rem 0;
  border-top: 1px solid var(--line);
}

.page-products .pr-panel__row:first-child {
  border-top: 0;
  padding-top: .1rem;
}

.page-products .pr-panel__row:last-child {
  padding-bottom: 0;
}

.page-products .pr-panel__label {
  margin-bottom: .35rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--text-on-light-soft);
}

.page-products .pr-panel__value {
  margin: 0;
  max-width: 46ch;
  line-height: 1.85;
  color: var(--text-on-light);
}

.page-products .pr-panel__value a,
.page-products .pr-scope__links a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--c-brass);
  text-decoration-thickness: 2px;
  text-underline-offset: .22em;
}

.page-products .pr-panel__value a:hover,
.page-products .pr-scope__links a:hover {
  text-decoration-color: var(--c-brass-lit);
}

/* 02 服务范围 */
.page-products .pr-scope__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-products .pr-scope__text h2 {
  margin: .5rem 0 .9rem;
  font-size: clamp(1.45rem, 3.2vw, 2.05rem);
  line-height: 1.32;
  color: var(--text-on-dark);
}

.page-products .pr-scope__text p {
  max-width: 52ch;
  margin: 0 0 .85rem;
  line-height: 1.9;
  color: var(--text-on-dark-soft);
}

.page-products .pr-scope__links {
  margin-top: 1.2rem !important;
}

.page-products .pr-scope__links a {
  color: var(--c-brass-lit);
  text-decoration-color: var(--c-brass);
}

.page-products .pr-scope__media {
  margin: 0;
}

.page-products .pr-scope__media figcaption {
  margin-top: .6rem;
  font-size: .8rem;
  line-height: 1.7;
  color: var(--text-on-dark-soft);
}

.page-products .pr-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  background: var(--line-on-dark);
  border: 1px solid var(--line-on-dark);
}

.page-products .pr-fact {
  padding: .95rem 1.1rem 1.05rem;
  background: var(--c-ink-2);
}

.page-products .pr-fact dt {
  margin-bottom: .35rem;
  font-size: .74rem;
  color: var(--text-on-dark-soft);
}

.page-products .pr-fact dd {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-brass-lit);
}

/* 03 会员权益 */
.page-products .pr-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .5rem;
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
}

.page-products .pr-tab {
  appearance: none;
  padding: .85rem .5rem;
  border: 1px solid var(--line-on-dark);
  background: transparent;
  font-family: var(--font-mono);
  font-size: .95rem;
  letter-spacing: .1em;
  color: var(--text-on-dark-soft);
  cursor: pointer;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-products .pr-tab:hover {
  color: var(--c-brass-lit);
  border-color: var(--line-on-dark-strong);
}

.page-products .pr-tab[aria-selected="true"] {
  background: rgba(216, 174, 99, .14);
  border-color: var(--c-brass);
  color: var(--c-brass-lit);
  font-weight: 700;
}

.page-products .pr-tab:focus-visible {
  outline: 2px solid var(--c-brass-lit);
  outline-offset: 2px;
}

.page-products .pr-tierpanel {
  display: none;
}

.page-products .pr-tierpanel.is-active {
  display: block;
}

.page-products .pr-tierpanel {
  padding: clamp(1.15rem, 3vw, 1.9rem);
  background: var(--c-ink-2);
  border: 1px solid var(--line-on-dark);
}

.page-products .pr-tier__amount {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .6rem;
  margin: 0 0 1.3rem;
  padding-left: .9rem;
  border-left: 2px solid var(--c-brass);
}

.page-products .pr-tier__amount .mono {
  font-size: clamp(1.85rem, 5vw, 2.7rem);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--c-brass-lit);
}

.page-products .pr-tier__unit {
  font-size: .92rem;
  color: var(--text-on-dark-soft);
}

.page-products .pr-tier__facts {
  display: grid;
  gap: 1px;
  margin: 0;
  background: var(--line-on-dark);
}

.page-products .pr-tier__fact {
  padding: 1rem 1.1rem;
  background: var(--c-ink-2);
}

.page-products .pr-tier__fact dt {
  margin-bottom: .4rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--c-brass-lit);
}

.page-products .pr-tier__fact dd {
  margin: 0;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--text-on-dark-soft);
}

.page-products .pr-tierblock__note {
  max-width: 62ch;
  margin: 1rem 0 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--text-on-dark-soft);
}

/* 04 五步指引 */
.page-products .pr-steps {
  position: relative;
}

.page-products .pr-axis {
  position: absolute;
  left: 1.05rem;
  top: .6rem;
  bottom: .6rem;
  width: 4px;
  color: var(--c-brass);
  pointer-events: none;
}

.page-products .pr-steps__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-step {
  position: relative;
  padding: 0 0 clamp(1.4rem, 3vw, 2rem) 2.6rem;
}

.page-products .pr-step:last-child {
  padding-bottom: 0;
}

.page-products .pr-step::before {
  content: "";
  position: absolute;
  left: 1.05rem;
  top: .45rem;
  width: 10px;
  height: 10px;
  margin-left: -3px;
  border-radius: 50%;
  background: var(--c-brass);
  box-shadow: 0 0 0 4px var(--c-paper);
}

.page-products .pr-step__title {
  margin: 0 0 .45rem;
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.45;
  color: var(--text-on-light);
}

.page-products .pr-step__num {
  display: inline-block;
  margin-right: .6rem;
  font-size: .84rem;
  letter-spacing: .08em;
  color: var(--c-clay);
}

.page-products .pr-step__text {
  max-width: 50ch;
  margin: 0;
  font-size: .96rem;
  line-height: 1.85;
  color: var(--text-on-light-soft);
}

/* 05 企业通道 */
.page-products .pr-enterprise__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.page-products .pr-enterprise__text h2 {
  margin: .5rem 0 .9rem;
  font-size: clamp(1.45rem, 3.2vw, 2.05rem);
  line-height: 1.3;
  color: var(--text-on-dark);
}

.page-products .pr-enterprise__text > p {
  max-width: 50ch;
  margin: 0;
  line-height: 1.9;
  color: var(--text-on-dark-soft);
}

.page-products .pr-materials {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-on-dark);
}

.page-products .pr-materials li {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: .55rem;
  padding: .8rem 0;
  border-bottom: 1px solid var(--line-on-dark);
  font-size: .95rem;
  line-height: 1.75;
  color: var(--text-on-dark-soft);
}

.page-products .pr-materials .mono {
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--c-brass-lit);
}

.page-products .pr-enterprise__stats {
  display: grid;
  gap: 1px;
  margin: 1.5rem 0 1.75rem;
  background: var(--line-on-dark);
  border: 1px solid var(--line-on-dark);
}

.page-products .pr-enterprise__stats > div {
  padding: .9rem 1rem 1rem;
  background: var(--c-ink-2);
}

.page-products .pr-enterprise__stats dt {
  margin-bottom: .3rem;
  font-size: .74rem;
  color: var(--text-on-dark-soft);
}

.page-products .pr-enterprise__stats dd {
  margin: 0;
  font-size: 1rem;
  color: var(--c-brass-lit);
}

.page-products .pr-enterprise__media {
  margin: 0;
}

/* 06 开通流程 */
.page-products .pr-flow {
  display: grid;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-flow__step {
  background: var(--c-paper-warm);
  border: 1px solid var(--line);
}

.page-products .pr-flow__step summary {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  padding: 1rem 1.15rem;
  list-style: none;
  cursor: pointer;
  transition: background-color var(--t-fast) var(--ease);
}

.page-products .pr-flow__step summary::-webkit-details-marker {
  display: none;
}

.page-products .pr-flow__step summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--c-brass);
}

.page-products .pr-flow__step[open] summary::after {
  content: "－";
}

.page-products .pr-flow__step summary:hover {
  background: rgba(176, 134, 63, .09);
}

.page-products .pr-flow__step summary:focus-visible {
  outline: 2px solid var(--c-brass);
  outline-offset: -2px;
}

.page-products .pr-flow__num {
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--c-clay);
}

.page-products .pr-flow__title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-on-light);
}

.page-products .pr-flow__body {
  padding: .2rem 1.15rem 1.2rem 3.1rem;
  border-top: 1px solid var(--line);
}

.page-products .pr-flow__body p {
  max-width: 52ch;
  margin: .8rem 0 0;
  font-size: .95rem;
  line-height: 1.82;
  color: var(--text-on-light-soft);
}

.page-products .pr-flow__body .pr-flow__note {
  padding-left: .8rem;
  border-left: 2px solid var(--c-clay);
  color: var(--text-on-light);
}

.page-products .pr-flow__band {
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
}

.page-products .pr-flow__band figcaption {
  margin-top: .6rem;
  font-size: .8rem;
  line-height: 1.7;
  color: var(--text-on-light-soft);
}

/* 07 下一步双路径 */
.page-products .pr-paths {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

.page-products .pr-path {
  display: flex;
  flex-direction: column;
  padding: clamp(1.2rem, 3vw, 1.9rem);
  background: var(--c-ink-2);
  border: 1px solid var(--line-on-dark);
}

.page-products .pr-path__tag {
  margin: 0 0 .7rem;
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--c-brass-lit);
}

.page-products .pr-path__title {
  margin: 0 0 .75rem;
  font-size: clamp(1.08rem, 2.2vw, 1.32rem);
  line-height: 1.4;
  color: var(--text-on-dark);
}

.page-products .pr-path > p {
  max-width: 46ch;
  margin: 0;
  line-height: 1.85;
  color: var(--text-on-dark-soft);
}

.page-products .pr-path__contact {
  margin-top: .9rem !important;
  font-family: var(--font-mono);
  font-size: .86rem;
  letter-spacing: .02em;
  color: var(--c-brass-lit);
  word-break: break-all;
}

.page-products .pr-path__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: auto;
  padding-top: 1.4rem;
}

.page-products .pr-copy.is-copied {
  border-color: var(--c-brass-lit);
  background: rgba(216, 174, 99, .16);
  color: var(--c-brass-lit);
}

/* 响应式 */
@media (min-width: 640px) {
  .page-products .pr-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-products .pr-flow__body {
    padding-left: 3.4rem;
  }
}

@media (min-width: 720px) {
  .page-products .pr-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-products .pr-head {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-products .pr-head--stack {
    grid-template-columns: minmax(0, 1fr);
  }

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

@media (min-width: 900px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-products .pr-scope__grid,
  .page-products .pr-enterprise__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .pr-master {
    grid-template-columns: 322px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pr-master__list {
    position: sticky;
    top: 96px;
  }

  .page-products .pr-master__panels {
    min-height: 23rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}