.page-products {
  --pg-shift: 24px;
  --pg-card-bg: linear-gradient(155deg, rgba(28, 28, 38, .92), rgba(11, 11, 15, .97));
  --pg-line-soft: rgba(106, 83, 39, .35);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-products .pg-crumbs {
  padding-block: clamp(14px, 2.4vw, 22px) 0;
}

/* ---------- 首屏框景 ---------- */
.page-products .pg-hero {
  padding-block: clamp(16px, 3vw, 30px) clamp(22px, 4.5vw, 46px);
}

.page-products .pg-hero__frame {
  display: grid;
  gap: clamp(22px, 3.6vw, 40px);
  padding: clamp(22px, 4.2vw, 48px);
  border: 1px solid var(--line);
  background:
    radial-gradient(125% 92% at 88% -6%, rgba(212, 163, 74, .16), rgba(212, 163, 74, 0) 58%),
    radial-gradient(90% 80% at 0% 100%, rgba(200, 56, 46, .1), rgba(200, 56, 46, 0) 62%),
    linear-gradient(165deg, rgba(28, 28, 38, .9), rgba(11, 11, 15, .99));
}

.page-products .pg-hero__label {
  display: inline-block;
  margin: 0;
}

.page-products .pg-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7.8vw, 68px);
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--gold-hi);
  text-shadow: 0 0 36px rgba(212, 163, 74, .26);
}

.page-products .pg-hero__lead {
  max-width: 48ch;
  margin: 18px 0 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: .04em;
  color: rgba(232, 230, 225, .88);
}

.page-products .pg-hero__stats {
  display: grid;
  margin: 0;
  border: 1px solid var(--line-soft);
  background: rgba(11, 11, 15, .6);
}

.page-products .pg-hero__stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  min-height: 48px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--pg-line-soft);
}

.page-products .pg-hero__stat:last-child {
  border-bottom: 0;
}

.page-products .pg-hero__stat dt {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--silver-2);
}

.page-products .pg-hero__stat dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--silver);
}

.page-products .pg-num {
  font-family: var(--font-num);
  font-size: 1.05em;
  letter-spacing: .01em;
  color: var(--gold-hi);
  font-variant-numeric: tabular-nums;
}

@media (min-width: 900px) {
  .page-products .pg-hero__frame {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 主体：左轨 + 右流 ---------- */
.page-products .pg-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.6vw, 36px);
  padding-block: clamp(10px, 2vw, 20px) clamp(44px, 8vw, 92px);
  align-items: start;
}

.page-products .pg-rail {
  position: sticky;
  top: calc(var(--bar-h) + 8px);
  z-index: 4;
  padding: 10px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(11, 11, 15, .97), rgba(11, 11, 15, .88));
  backdrop-filter: blur(6px);
}

.page-products .pg-rail__label {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--silver-2);
}

.page-products .pg-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 2px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-products .pg-rail__list::-webkit-scrollbar {
  display: none;
}

.page-products .pg-rail__link {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 14px;
  white-space: nowrap;
  border: 1px solid transparent;
  color: var(--silver-2);
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-products .pg-rail__link:hover,
.page-products .pg-rail__link:focus-visible {
  color: var(--gold-hi);
  border-color: var(--line);
  background: rgba(212, 163, 74, .07);
}

.page-products .pg-rail__link[data-active] {
  color: var(--gold-hi);
  border-color: var(--line);
  background: rgba(212, 163, 74, .08);
}

.page-products .pg-rail__link[data-active]::before {
  content: "";
  flex: none;
  width: 14px;
  height: 2px;
  background: var(--cinnabar);
}

.page-products .pg-flow {
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-products .pg-body {
    grid-template-columns: minmax(0, 30%) minmax(0, 1fr);
    gap: clamp(28px, 4.2vw, 60px);
  }

  .page-products .pg-rail {
    padding: 16px 14px;
  }

  .page-products .pg-rail__label {
    margin-bottom: 14px;
  }

  .page-products .pg-rail__list {
    flex-direction: column;
    gap: 2px;
    padding: 0;
    overflow: visible;
  }

  .page-products .pg-rail__link {
    white-space: normal;
    align-items: flex-start;
    padding: 12px 12px;
    line-height: 1.5;
  }
}

/* ---------- 章节通用 ---------- */
.page-products .pg-section {
  padding-block: clamp(22px, 4vw, 42px);
  border-top: 1px solid var(--line-soft);
}

.page-products .pg-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pg-section .section__head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .pg-section .section__index {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--cinnabar);
}

.page-products .pg-section .section__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.6vw, 34px);
  line-height: 1.25;
  letter-spacing: .02em;
  color: var(--gold-hi);
}

.page-products .pg-section .section__note {
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: .04em;
  color: var(--silver-2);
}

/* ---------- 步骤卡片 ---------- */
.page-products .pg-steps {
  display: grid;
  gap: clamp(18px, 3.4vw, 30px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pg-step {
  position: relative;
  display: grid;
  gap: 16px;
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid var(--line);
  background: var(--pg-card-bg);
  transition: border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-products .pg-step::before,
.page-products .pg-step::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--gold);
  opacity: .65;
  pointer-events: none;
}

.page-products .pg-step::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-products .pg-step::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
}

.page-products .pg-step:hover {
  border-color: var(--gold);
  box-shadow: 0 0 0 1px rgba(212, 163, 74, .16), 0 22px 52px -34px rgba(212, 163, 74, .55);
}

.page-products .pg-step__media {
  order: -1;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: rgba(11, 11, 15, .6);
}

.page-products .pg-step__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pg-step__num {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--gold);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .14em;
}

.page-products .pg-step__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3.4vw, 26px);
  line-height: 1.3;
  letter-spacing: .02em;
  color: var(--gold-hi);
}

.page-products .pg-step__text {
  margin: 10px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  letter-spacing: .04em;
  color: rgba(232, 230, 225, .86);
}

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

.page-products .pg-step__points li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: .04em;
  color: var(--silver-2);
}

.page-products .pg-step__points li::before {
  content: "";
  position: absolute;
  top: .74em;
  left: 0;
  width: 6px;
  height: 6px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

.page-products .pg-step__state {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--pg-line-soft);
}

.page-products .pg-state {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--silver-2);
}

.page-products .pg-state__dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: .58em;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 4px rgba(47, 167, 155, .14);
}

.page-products .pg-state--wait .pg-state__dot {
  background: transparent;
  border: 1px solid var(--jade);
  box-shadow: none;
}

.page-products .pg-state--retry .pg-state__dot {
  background: transparent;
  border: 1px dashed var(--jade);
  box-shadow: none;
}

@media (min-width: 768px) {
  .page-products .pg-step {
    grid-template-columns: minmax(140px, 200px) minmax(0, 1fr);
    gap: clamp(18px, 3vw, 32px);
    align-items: start;
  }

  .page-products .pg-step__media {
    order: 0;
  }

  .page-products .pg-steps > .pg-step:nth-child(odd) {
    margin-right: var(--pg-shift);
  }

  .page-products .pg-steps > .pg-step:nth-child(even) {
    margin-left: var(--pg-shift);
  }
}

/* ---------- 状态反馈说明 ---------- */
.page-products .pg-feedback {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pg-feedback__item {
  position: relative;
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  min-height: 48px;
  padding: 16px 18px;
  border: 1px solid var(--line-soft);
  background: rgba(20, 20, 28, .72);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-products .pg-feedback__item:hover,
.page-products .pg-feedback__item:focus-visible,
.page-products .pg-feedback__item:focus-within {
  border-color: var(--gold);
  background: rgba(20, 20, 28, .92);
  outline: none;
}

.page-products .pg-feedback__dot {
  width: 10px;
  height: 10px;
  margin-top: .55em;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 4px rgba(47, 167, 155, .16);
}

.page-products .pg-feedback__item--wait .pg-feedback__dot {
  background: transparent;
  border: 1px solid var(--jade);
  box-shadow: none;
}

.page-products .pg-feedback__item--retry .pg-feedback__dot {
  background: transparent;
  border: 1px dashed var(--jade);
  box-shadow: none;
}

.page-products .pg-feedback__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--silver);
}

.page-products .pg-feedback__desc {
  margin: 6px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: .04em;
  color: var(--silver-2);
}

.page-products .pg-feedback__hint {
  grid-column: 2;
  display: block;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--pg-line-soft);
  font-size: 13.5px;
  line-height: 1.7;
  letter-spacing: .06em;
  color: var(--jade);
}

@media (min-width: 768px) {
  .page-products .pg-feedback__item {
    grid-template-columns: 12px minmax(0, 1fr) minmax(0, 220px);
    align-items: center;
  }

  .page-products .pg-feedback__hint {
    grid-column: 3;
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
    text-align: right;
  }
}

/* ---------- 适配清单 ---------- */
.page-products .pg-devices__figure {
  margin: 0 0 clamp(18px, 3vw, 28px);
}

.page-products .pg-devices__figure .media {
  border: 1px solid var(--line-soft);
  background: rgba(11, 11, 15, .6);
  overflow: hidden;
}

.page-products .pg-devices__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pg-devices__cap {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  letter-spacing: .05em;
  color: var(--silver-2);
}

.page-products .pg-tiers {
  display: grid;
  gap: 8px;
}

.page-products .pg-tier {
  border: 1px solid var(--line-soft);
  background: rgba(20, 20, 28, .72);
}

.page-products .pg-tier[open] {
  border-color: var(--line);
  background: rgba(20, 20, 28, .92);
}

.page-products .pg-tier__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 48px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: .04em;
  color: var(--silver);
}

.page-products .pg-tier__summary::-webkit-details-marker {
  display: none;
}

.page-products .pg-tier__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-num);
  font-size: 16px;
  color: var(--gold);
}

.page-products .pg-tier[open] .pg-tier__summary::after {
  content: "−";
}

.page-products .pg-tier__summary:hover {
  color: var(--gold-hi);
}

.page-products .pg-tier__badge {
  flex: none;
  padding: 3px 10px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .08em;
  order: 2;
}

.page-products .pg-tier__summary::after {
  order: 3;
}

.page-products .pg-tier__body {
  display: grid;
  gap: 8px;
  padding: 4px 16px 18px;
  border-top: 1px solid var(--pg-line-soft);
  animation: pg-tier-in .24s var(--ease);
}

.page-products .pg-tier__body p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  letter-spacing: .04em;
  color: var(--silver-2);
}

.page-products .pg-tier__key {
  display: inline-block;
  margin-right: 10px;
  padding: 1px 8px;
  border: 1px solid var(--line);
  color: var(--gold);
  font-size: 12.5px;
  letter-spacing: .1em;
}

@keyframes pg-tier-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 清单节奏 ---------- */
.page-products .pg-cadence {
  display: grid;
  gap: 14px;
}

.page-products .pg-cadence__card {
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--gold);
  background: rgba(20, 20, 28, .72);
}

.page-products .pg-cadence__tag {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .06em;
  color: var(--gold-hi);
}

.page-products .pg-cadence__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: .04em;
  color: rgba(232, 230, 225, .86);
}

.page-products .pg-note {
  margin-top: 16px;
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(58, 20, 20, .5), rgba(20, 20, 28, .8));
}

.page-products .pg-note__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: .05em;
  color: var(--gold-hi);
}

.page-products .pg-note__text {
  margin: 10px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: .04em;
  color: rgba(232, 230, 225, .86);
}

@media (min-width: 768px) {
  .page-products .pg-cadence {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(16px, 2.6vw, 24px);
  }
}

/* ---------- 板块职责 ---------- */
.page-products .pg-roles {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line-soft);
  background: var(--line-soft);
}

.page-products .pg-roles__item {
  display: grid;
  gap: 6px;
  padding: clamp(16px, 3vw, 22px);
  background: var(--ink-2);
}

.page-products .pg-roles__num {
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--cinnabar);
}

.page-products .pg-roles__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--silver);
}

.page-products .pg-roles__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  letter-spacing: .04em;
  color: var(--silver-2);
}

@media (min-width: 700px) {
  .page-products .pg-roles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-products .pg-roles {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 注册切换入口 ---------- */
.page-products .pg-entry {
  padding: clamp(18px, 3.4vw, 30px);
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(212, 163, 74, .13), rgba(212, 163, 74, 0) 60%),
    linear-gradient(160deg, rgba(28, 28, 38, .9), rgba(11, 11, 15, .98));
}

.page-products .pg-entry__flow {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-products .pg-entry__step {
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  background: rgba(11, 11, 15, .6);
}

.page-products .pg-entry__idx {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-products .pg-entry__label {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--gold-hi);
}

.page-products .pg-entry__desc {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  letter-spacing: .04em;
  color: var(--silver-2);
}

.page-products .pg-entry__hint {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--pg-line-soft);
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.85;
  letter-spacing: .04em;
  color: rgba(232, 230, 225, .82);
}

.page-products .pg-entry__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  margin-top: 18px;
  padding: 0 22px;
  text-decoration: none;
}

@media (min-width: 768px) {
  .page-products .pg-entry__flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(14px, 2.4vw, 22px);
  }
}

/* ---------- 表格 ---------- */
.page-products .pg-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  background: rgba(11, 11, 15, .55);
  -webkit-overflow-scrolling: touch;
}

.page-products .pg-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .pg-table__caption {
  padding: 12px 14px;
  text-align: left;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--silver-2);
}

.page-products .pg-table thead th {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .05em;
  color: var(--gold-hi);
  background: rgba(20, 20, 28, .92);
  border-bottom: 1px solid var(--line);
}

.page-products .pg-table tbody th,
.page-products .pg-table tbody td {
  padding: 13px 14px;
  text-align: left;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: .04em;
  color: var(--silver-2);
  border-bottom: 1px solid var(--pg-line-soft);
  vertical-align: top;
}

.page-products .pg-table tbody th {
  color: var(--silver);
}

.page-products .pg-table tbody tr:last-child th,
.page-products .pg-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pg-table tbody tr:hover th,
.page-products .pg-table tbody tr:hover td {
  background: rgba(212, 163, 74, .05);
}

.page-products .pg-table thead th:first-child,
.page-products .pg-table tbody th:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  min-width: 150px;
  background: #101018;
}

.page-products .pg-table thead th:first-child {
  background: #14141c;
}

.page-products .pg-table--batch {
  min-width: 480px;
}

.page-products .pg-trouble__tail {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.85;
  letter-spacing: .04em;
  color: var(--silver-2);
}

/* ---------- 延伸入口 ---------- */
.page-products .pg-next {
  display: grid;
  gap: 10px;
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(22px, 3.4vw, 34px);
  border-top: 1px solid var(--line);
}

.page-products .pg-next__item {
  display: grid;
  gap: 6px;
  min-height: 48px;
  padding: 16px 18px;
  border: 1px solid var(--line-soft);
  background: rgba(20, 20, 28, .68);
  text-decoration: none;
  transition: border-color .22s var(--ease), background-color .22s var(--ease), transform .22s var(--ease);
}

.page-products .pg-next__item:hover,
.page-products .pg-next__item:focus-visible {
  border-color: var(--gold);
  background: rgba(20, 20, 28, .95);
  transform: translateY(-2px);
}

.page-products .pg-next__label {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--gold-hi);
}

.page-products .pg-next__desc {
  font-size: 14px;
  line-height: 1.75;
  letter-spacing: .04em;
  color: var(--silver-2);
}

@media (min-width: 700px) {
  .page-products .pg-next {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(12px, 2vw, 18px);
  }
}

@media (min-width: 1100px) {
  .page-products .pg-next {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .pg-tier__body {
    animation: none;
  }

  .page-products .pg-next__item:hover,
  .page-products .pg-next__item:focus-visible {
    transform: none;
  }
}