.page-products {
  --prod-gap: clamp(14px, 2vw, 22px);
  --prod-sticky: clamp(88px, 11vh, 118px);
  color: var(--paper);
  background: var(--ink);
  overflow-x: hidden;
}

.page-products .prod-wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-products .prod-top .breadcrumbs {
  padding-block: clamp(14px, 2vw, 22px) 0;
}

/* ---------- 首屏 ---------- */
.page-products .prod-masthead {
  display: grid;
  gap: clamp(22px, 3.4vw, 42px);
  padding-block: clamp(20px, 3.4vw, 40px) clamp(26px, 4vw, 54px);
  border-bottom: var(--edge);
}

.page-products .prod-masthead h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(36px, 7.4vw, 92px);
  line-height: 0.96;
  letter-spacing: 0.01em;
  margin: 0 0 clamp(14px, 2vw, 20px);
}

.page-products .prod-masthead h1 span {
  color: var(--signal);
}

.page-products .prod-masthead__intro {
  max-width: 46ch;
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  color: var(--mist);
  font-size: clamp(14px, 1.4vw, 16px);
  line-height: 1.78;
}

.page-products .prod-masthead__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .prod-index {
  border: var(--edge);
  border-radius: var(--radius-card);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  padding: 16px 18px 18px;
}

.page-products .prod-index__label {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .prod-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .prod-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 0;
  border-top: 1px solid rgba(43, 74, 65, 0.65);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  transition: color var(--t-fast), padding-left var(--t-fast);
}

.page-products .prod-index__list li:first-child .prod-index__link {
  border-top: 0;
}

.page-products .prod-index__link .num {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--signal);
}

.page-products .prod-index__link:hover,
.page-products .prod-index__link:focus-visible {
  color: var(--signal-soft);
  padding-left: 6px;
}

/* ---------- 轴 + 瀑布流 ---------- */
.page-products .prod-console {
  display: grid;
  gap: var(--prod-gap);
  padding-block: clamp(22px, 3.4vw, 40px) clamp(30px, 4.6vw, 56px);
}

.page-products .prod-axis {
  border: var(--edge);
  border-radius: var(--radius-card);
  background: var(--panel);
  padding: 14px 16px 16px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-axis__title {
  margin: 0 0 12px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .prod-axis__inner {
  display: flex;
  gap: 22px;
  min-width: max-content;
}

.page-products .axis-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-products .axis-group__k {
  font-size: 12px;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .axis-chip {
  display: inline-block;
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--paper);
  font-size: 12.5px;
  white-space: nowrap;
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
}

.page-products .axis-chip:hover {
  border-color: var(--signal);
  color: var(--signal-soft);
}

.page-products .axis-chip.is-on {
  border-color: var(--signal);
  background: rgba(31, 224, 194, 0.12);
  color: var(--signal-soft);
}

.page-products .axis-chip--more {
  font-family: var(--font-num);
  color: var(--amber);
  border-color: rgba(244, 166, 58, 0.42);
}

.page-products .prod-axis__note {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--mist);
}

.page-products .prod-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
}

.page-products .flow-card {
  padding: clamp(18px, 2.6vw, 32px);
  transition: border-color var(--t-base), transform var(--t-base);
}

.page-products .flow-card:hover {
  border-color: rgba(31, 224, 194, 0.55);
  transform: translateY(-2px);
}

.page-products .flow-card h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.1;
  margin: 6px 0 12px;
}

.page-products .flow-card > p {
  margin: 0 0 16px;
  max-width: 62ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-products .prod-shot {
  margin: 0 0 16px;
  border: var(--edge);
  border-radius: 14px;
  overflow: hidden;
  background: var(--raise);
}

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

.page-products .prod-shot figcaption {
  padding: 9px 14px;
  border-top: var(--edge);
  background: rgba(5, 16, 13, 0.45);
  font-size: 12px;
  color: var(--mist);
}

.page-products .prod-shot:last-child {
  margin-bottom: 0;
}

.page-products .prod-stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 14px 0 0;
  border-top: var(--edge);
}

.page-products .prod-stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-products .prod-stats .num {
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.1;
  color: var(--amber);
}

.page-products .prod-stats__k {
  font-size: 12px;
  color: var(--mist);
}

.page-products .prod-mini__k {
  margin: 0 0 8px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .prod-mini__big {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1;
  color: var(--signal);
}

.page-products .prod-mini > p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .prod-fold {
  margin: 0 0 16px;
  padding: 0 16px;
  border: var(--edge);
  border-radius: 12px;
  background: var(--raise);
}

.page-products .prod-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  color: var(--signal-soft);
}

.page-products .prod-fold summary::-webkit-details-marker {
  display: none;
}

.page-products .prod-fold summary::after {
  content: "+";
  font-family: var(--font-num);
  font-size: 16px;
  color: var(--signal);
}

.page-products .prod-fold[open] summary::after {
  content: "–";
}

.page-products .prod-fold ul {
  margin: 0 0 14px;
  padding-left: 18px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.72;
}

.page-products .prod-fold li {
  margin-bottom: 8px;
}

.page-products .prod-fold strong {
  color: var(--paper);
}

/* ---------- 注册通道 ---------- */
.page-products .prod-signup {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  padding: clamp(20px, 3.2vw, 44px);
  border: var(--edge);
  border-radius: var(--radius-card);
  background: linear-gradient(155deg, var(--panel) 0%, var(--indigo-deep) 100%);
  box-shadow: var(--shadow-soft);
}

.page-products .prod-signup h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.4vw, 44px);
  line-height: 1.08;
  margin: 6px 0 14px;
}

.page-products .prod-signup__head p {
  margin: 0 0 18px;
  max-width: 54ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-products .prod-signup__shot {
  justify-self: center;
  width: 100%;
  max-width: 340px;
  margin-bottom: 0;
}

.page-products .prod-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .prod-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding-top: 14px;
  border-top: 2px solid var(--line);
}

.page-products .prod-step__no {
  font-family: var(--font-num);
  font-size: 20px;
  line-height: 1;
  color: var(--signal);
}

.page-products .prod-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  color: var(--paper);
}

.page-products .prod-signup .prod-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 小屏 ---------- */
.page-products .prod-mobile {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  padding-block: clamp(34px, 5vw, 66px);
  border-top: var(--edge);
}

.page-products .prod-mobile h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.6vw, 48px);
  line-height: 1.06;
  margin: 6px 0 14px;
}

.page-products .prod-mobile__copy p {
  margin: 0 0 16px;
  max-width: 52ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-products .prod-bullets {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .prod-bullets li {
  position: relative;
  padding-left: 15px;
  font-size: 14px;
  color: var(--mist);
}

.page-products .prod-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
}

.page-products .prod-bullets .num {
  font-family: var(--font-num);
  font-weight: 600;
  color: var(--amber);
}

.page-products .prod-mobile__shot {
  margin-bottom: 0;
}

/* ---------- 当季衔接 ---------- */
.page-products .prod-season {
  display: grid;
  gap: clamp(18px, 2.6vw, 32px);
  padding: clamp(20px, 3vw, 38px);
  border: var(--edge);
  border-radius: var(--radius-card);
  background: linear-gradient(120deg, rgba(122, 35, 68, 0.55) 0%, rgba(11, 31, 26, 0.94) 62%);
}

.page-products .prod-season h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.1;
  margin: 6px 0 12px;
}

.page-products .prod-season p {
  margin: 0;
  max-width: 56ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-products .prod-season__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 场景 ---------- */
.page-products .prod-scenes {
  margin-top: clamp(44px, 7vw, 96px);
  padding-block: clamp(28px, 4.5vw, 64px) clamp(30px, 5vw, 72px);
  border-top: var(--edge);
}

.page-products .prod-scenes h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.6vw, 46px);
  line-height: 1.08;
  margin: 6px 0 12px;
}

.page-products .prod-scenes header p {
  margin: 0;
  max-width: 56ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-products .scene-grid {
  display: grid;
  gap: clamp(20px, 3vw, 28px);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-products .scene {
  padding-top: 18px;
  border-top: 2px solid var(--line);
}

.page-products .scene__tag {
  display: inline-block;
  margin-bottom: 12px;
}

.page-products .scene h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.2;
  margin: 0 0 10px;
  color: var(--paper);
}

.page-products .scene p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

.page-products .scene__path {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--mist);
}

.page-products .scene__path a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 224, 194, 0.42);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-products .scene__path a:hover,
.page-products .scene__path a:focus-visible {
  color: var(--signal-soft);
  border-color: var(--signal-soft);
}

/* ---------- 维护 ---------- */
.page-products .prod-upkeep {
  background: var(--indigo-deep);
  border-top: var(--edge);
  border-bottom: var(--edge);
  padding-block: clamp(26px, 4vw, 58px);
}

.page-products .prod-upkeep__h {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 42px);
  line-height: 1.1;
  margin: 6px 0 0;
}

.page-products .upkeep-grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
  margin-top: clamp(18px, 2.6vw, 30px);
}

.page-products .upkeep-item .num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1;
  color: var(--amber);
}

.page-products .upkeep-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

/* ---------- 结尾 ---------- */
.page-products .prod-tail {
  display: grid;
  gap: 14px;
  padding-block: clamp(34px, 5vw, 74px);
}

.page-products .prod-tail h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.4vw, 44px);
  line-height: 1.1;
  margin: 0;
}

.page-products .prod-tail p {
  margin: 0;
  max-width: 58ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-products .prod-tail .btn {
  justify-self: start;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .prod-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .flow-card--wide {
    grid-column: 1 / -1;
  }

  .page-products .prod-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(16px, 2.4vw, 28px);
  }
}

@media (min-width: 780px) {
  .page-products .prod-season {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

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

@media (min-width: 820px) {
  .page-products .scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(24px, 4vw, 56px);
  }
}

@media (min-width: 860px) {
  .page-products .prod-mobile {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-products .prod-masthead {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-products .prod-signup {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-products .prod-steps {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-products .prod-console {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
    gap: clamp(18px, 2.4vw, 30px);
  }

  .page-products .prod-axis {
    position: sticky;
    top: var(--prod-sticky);
    overflow: visible;
  }

  .page-products .prod-axis__inner {
    display: block;
    min-width: 0;
  }

  .page-products .axis-group {
    display: block;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(43, 74, 65, 0.7);
  }

  .page-products .axis-group:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
  }

  .page-products .axis-group__k {
    display: block;
    margin-bottom: 8px;
    font-family: var(--font-num);
    font-size: 11px;
    letter-spacing: 0.12em;
  }

  .page-products .axis-chip {
    margin: 0 6px 6px 0;
  }
}