.page-products {
  --pc-gold-soft: rgba(246, 185, 74, 0.12);
  --pc-gold-line: rgba(246, 185, 74, 0.36);
  --pc-cyan-soft: rgba(54, 226, 208, 0.1);
  --pc-cyan-line: rgba(54, 226, 208, 0.34);
  padding-bottom: clamp(44px, 6vw, 92px);
}

.page-products [id] {
  scroll-margin-top: 104px;
}

.page-products a:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 8px;
}

/* ---------- 布局骨架 ---------- */
.page-products .pc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(36px, 5vw, 52px);
  margin-top: clamp(14px, 2.6vw, 26px);
}

.page-products .pc-flow {
  display: grid;
  gap: clamp(52px, 7vw, 96px);
  min-width: 0;
}

.page-products .pc-section {
  min-width: 0;
}

/* ---------- 眉标与标题 ---------- */
.page-products .pc-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .pc-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.65rem, 4.4vw, 2.7rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-products .pc-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .pc-head__aside {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

@media (min-width: 880px) {
  .page-products .pc-head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }
  .page-products .pc-head__aside {
    padding-bottom: 4px;
  }
}

/* ---------- 首屏 ---------- */
.page-products .pc-hero {
  display: grid;
  gap: 0;
}

.page-products .pc-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.15rem, 7vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
  color: var(--paper);
  max-width: 14em;
}

.page-products .pc-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--sand);
}

.page-products .pc-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
}

.page-products .pc-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 7px 15px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: rgba(11, 30, 54, 0.72);
  font-size: 13px;
  color: var(--mist);
}

.page-products .pc-chip b {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .pc-banner {
  margin: clamp(26px, 4vw, 42px) 0 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .pc-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-products .pc-banner--wide {
  margin: 0 0 clamp(18px, 3vw, 26px);
}

.page-products .pc-banner--wide img {
  aspect-ratio: 21 / 9;
}

/* ---------- 12 分类栏目 ---------- */
.page-products .pc-cats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(215px, 1fr));
  gap: 14px;
  counter-reset: pccat;
}

.page-products .pc-cat {
  position: relative;
  counter-increment: pccat;
  display: flex;
  flex-direction: column;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(11, 30, 54, 0.92), rgba(6, 17, 31, 0.92));
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pc-cat::before {
  content: counter(pccat, decimal-leading-zero);
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
  opacity: 0.65;
}

.page-products .pc-cat:hover,
.page-products .pc-cat:focus-within {
  transform: translateY(-4px);
  border-color: var(--pc-cyan-line);
  box-shadow: var(--shadow-lift);
}

.page-products .pc-cat__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--pc-cyan-line);
  background: var(--pc-cyan-soft);
  color: var(--cyan);
}

.page-products .pc-cat__icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-products .pc-cat__name {
  margin: 14px 0 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: 0.01em;
}

.page-products .pc-cat__desc {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

.page-products .pc-cat__subs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin: 14px 0 0;
  padding: 0;
}

.page-products .pc-cat__subs li {
  font-size: 11.5px;
  line-height: 1.5;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: rgba(126, 151, 173, 0.12);
  color: var(--mist);
  border: 1px solid transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pc-cat:hover .pc-cat__subs li,
.page-products .pc-cat:focus-within .pc-cat__subs li {
  color: var(--paper);
  background: var(--pc-cyan-soft);
  border-color: rgba(54, 226, 208, 0.22);
}

/* ---------- 费用卡片 ---------- */
.page-products .pc-fee-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
  gap: 16px;
}

.page-products .pc-fee {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--pc-gold-line);
  background: linear-gradient(180deg, rgba(246, 185, 74, 0.1), rgba(16, 42, 71, 0.75) 58%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pc-fee:hover,
.page-products .pc-fee:focus-within {
  transform: translateY(-4px);
  border-color: rgba(246, 185, 74, 0.62);
  box-shadow: var(--shadow-lift);
}

.page-products .pc-fee__tag {
  align-self: flex-start;
  margin: 0;
  padding: 4px 11px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(246, 185, 74, 0.32);
  background: rgba(246, 185, 74, 0.14);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .pc-fee__title {
  margin: 0;
  font-size: clamp(17px, 2vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-products .pc-fee__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--sand);
}

.page-products .pc-fee__rows {
  list-style: none;
  display: grid;
  gap: 9px;
  margin: 4px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed rgba(246, 185, 74, 0.26);
}

.page-products .pc-fee__rows li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: 12.5px;
  color: var(--mist);
}

.page-products .pc-fee__rows b {
  font-weight: 600;
  text-align: right;
  color: var(--paper);
}

.page-products .pc-fee__link {
  margin-top: auto;
  padding-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .pc-fee__link::after {
  content: " →";
}

.page-products .pc-fee__link:hover {
  border-color: var(--gold);
}

/* ---------- 活动周期 ---------- */
.page-products .pc-cycle__top {
  display: grid;
  gap: 18px;
}

.page-products .pc-ring {
  display: grid;
  place-items: center;
  gap: 10px;
  padding: clamp(18px, 3vw, 28px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: radial-gradient(circle at 50% 44%, rgba(54, 226, 208, 0.13), rgba(6, 17, 31, 0) 64%), rgba(11, 30, 54, 0.6);
}

.page-products .pc-ring svg {
  display: block;
  width: min(100%, 320px);
  height: auto;
}

.page-products .pc-ring__cap {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
  text-align: center;
}

.page-products .pc-cycle__figure {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .pc-cycle__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

@media (min-width: 760px) {
  .page-products .pc-cycle__top {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }
}

.page-products .pc-cycle__nodes {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  counter-reset: none;
}

.page-products .pc-cycle__nodes li {
  padding: 18px 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  border-top: 2px solid var(--pc-gold-line);
  background: rgba(11, 30, 54, 0.62);
}

.page-products .pc-cycle__nodes li:nth-child(even) {
  border-top-color: var(--pc-cyan-line);
}

.page-products .pc-cycle__node-idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-products .pc-cycle__node-title {
  margin: 8px 0 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pc-cycle__nodes p {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

@media (min-width: 700px) {
  .page-products .pc-cycle__nodes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 手机端 ---------- */
.page-products .pc-mobile__inner {
  display: grid;
  gap: 24px;
}

.page-products .pc-mobile__figure {
  margin: 0;
  max-width: 340px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--pc-cyan-line);
  background: var(--ink-800);
}

.page-products .pc-mobile__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-products .pc-mobile__sub {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  color: var(--paper);
}

.page-products .pc-mobile__steps {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 18px 0 0;
  padding: 0;
}

.page-products .pc-mobile__steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-products .pc-mobile__steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pc-mobile__step-idx {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  border: 1px solid var(--pc-cyan-line);
  background: var(--pc-cyan-soft);
  color: var(--cyan);
  font-size: 11.5px;
  font-weight: 700;
}

.page-products .pc-mobile__step-title {
  margin: 4px 0 0;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pc-mobile__step-text {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pc-mobile__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

@media (min-width: 820px) {
  .page-products .pc-mobile__inner {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 44px);
    align-items: start;
  }
}

/* ---------- 使用记录 ---------- */
.page-products .pc-records__panel {
  display: grid;
  gap: 24px;
  padding: clamp(18px, 3vw, 30px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: radial-gradient(circle at 82% 8%, rgba(54, 226, 208, 0.1), rgba(6, 17, 31, 0) 58%), rgba(11, 30, 54, 0.5);
}

.page-products .pc-records__cal-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .pc-cal {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(6, 17, 31, 0.7);
  padding: 16px;
}

.page-products .pc-cal__head,
.page-products .pc-cal__body {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.page-products .pc-cal__head span {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
  padding-bottom: 4px;
}

.page-products .pc-cal__body {
  margin-top: 4px;
}

.page-products .pc-cal__day {
  position: relative;
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(126, 151, 173, 0.09);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

.page-products .pc-cal__day--empty {
  background: transparent;
}

.page-products .pc-cal__day--dot::after {
  content: "";
  position: absolute;
  bottom: 6px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .pc-cal__day--gold {
  background: rgba(246, 185, 74, 0.18);
  border: 1px solid rgba(246, 185, 74, 0.4);
  color: var(--gold);
  font-weight: 700;
}

.page-products .pc-records__side {
  min-width: 0;
}

.page-products .pc-records__figure {
  margin: 0 0 20px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pc-records__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-products .pc-records__sub {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pc-records__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--sand);
  max-width: 52ch;
}

.page-products .pc-records__list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
}

.page-products .pc-records__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  font-size: 13px;
}

.page-products .pc-records__key {
  color: var(--mist);
}

.page-products .pc-records__val {
  font-weight: 600;
  color: var(--paper);
  text-align: right;
}

.page-products .pc-records__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

@media (min-width: 900px) {
  .page-products .pc-records__panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: clamp(24px, 4vw, 44px);
    align-items: start;
  }
}

/* ---------- 费用问答 ---------- */
.page-products .pc-qa {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pc-qa__item {
  padding: 20px 20px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(11, 30, 54, 0.62);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pc-qa__item:hover {
  transform: translateY(-3px);
  border-color: var(--pc-cyan-line);
}

.page-products .pc-qa__q {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--paper);
}

.page-products .pc-qa__q::before {
  content: "Q";
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-products .pc-qa__a {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-products .pc-qa {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

/* ---------- 行动区 ---------- */
.page-products .pc-cta {
  display: grid;
  gap: 20px;
  margin-top: clamp(22px, 3vw, 32px);
  padding: clamp(22px, 4vw, 36px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--pc-gold-line);
  background: linear-gradient(120deg, rgba(246, 185, 74, 0.12), rgba(54, 226, 208, 0.08) 62%, rgba(6, 17, 31, 0.4));
}

.page-products .pc-cta__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pc-cta__desc {
  margin: 10px 0 0;
  max-width: 54ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--sand);
}

.page-products .pc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 820px) {
  .page-products .pc-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

/* ---------- 左侧定位轨道 ---------- */
.page-products .pc-rail {
  min-width: 0;
}

.page-products .pc-rail__inner {
  display: grid;
  gap: 20px;
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(11, 30, 54, 0.78);
}

.page-products .pc-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .pc-rail__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(112px, 1fr));
  gap: 4px;
  margin: 0;
  padding: 0;
}

.page-products .pc-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 9px;
  border-radius: 10px;
  font-size: 13px;
  color: var(--sand);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .pc-rail__list a:hover {
  background: var(--pc-cyan-soft);
  color: var(--paper);
}

.page-products .pc-rail__list .num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
}

.page-products .pc-rail__versions {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-products .pc-rail__vers {
  list-style: none;
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.page-products .pc-rail__vers li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 6px 9px;
  border-radius: 9px;
  font-size: 12.5px;
  color: var(--mist);
  border: 1px solid transparent;
}

.page-products .pc-rail__vers .num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--mist);
}

.page-products .pc-rail__vers li.is-current {
  border-color: var(--pc-gold-line);
  background: var(--pc-gold-soft);
  color: var(--paper);
}

.page-products .pc-rail__vers li.is-current .num {
  color: var(--gold);
}

.page-products .pc-rail__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-products .pc-rail__link:hover {
  border-color: var(--cyan);
}

.page-products .pc-rail__note {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

@media (min-width: 1000px) {
  .page-products .pc-layout {
    grid-template-columns: 238px minmax(0, 1fr);
    column-gap: clamp(28px, 4vw, 44px);
    align-items: start;
  }
  .page-products .pc-rail {
    grid-column: 1;
    grid-row: 1;
    position: sticky;
    top: 108px;
  }
  .page-products .pc-flow {
    grid-column: 2;
    grid-row: 1;
  }
  .page-products .pc-rail__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pc-cat,
  .page-products .pc-fee,
  .page-products .pc-qa__item {
    transition: none;
  }
  .page-products .pc-cat:hover,
  .page-products .pc-cat:focus-within,
  .page-products .pc-fee:hover,
  .page-products .pc-fee:focus-within,
  .page-products .pc-qa__item:hover {
    transform: none;
  }
}
<<<END>>>