.page-products {
  --pp-shadow-soft: 4px 4px 0 var(--ink);
}

.page-products .page-products__crumbs {
  padding-block: 18px 2px;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero__frame {
  margin-top: 8px;
}

.page-products .prod-hero__lede {
  max-width: 48ch;
}

.page-products .prod-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 18px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-products .prod-hero__meta b {
  color: var(--orange);
  font-weight: 700;
}

.page-products .prod-hero__media {
  margin: 26px 0 30px;
}

/* ---------- 价格矩阵 ---------- */
.page-products .prod-matrix {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-products .plan-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 24px 20px 26px;
  border: 2px solid var(--line);
  background: linear-gradient(160deg, var(--panel) 0%, var(--ink) 100%);
  box-shadow: var(--shadow-hard);
}

.page-products .plan-card--featured {
  border-color: var(--orange);
  background: linear-gradient(160deg, var(--raise) 0%, var(--panel) 100%);
}

.page-products .plan-card__ribbon {
  position: absolute;
  top: -14px;
  left: 16px;
  padding: 4px 10px;
  background: var(--orange);
  color: #08120F;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.45;
  letter-spacing: 0.08em;
}

.page-products .plan-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.page-products .plan-card__name {
  margin: 0;
  font-family: var(--disp);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text);
}

.page-products .plan-card__price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-family: var(--mono);
  color: var(--orange);
}

.page-products .plan-card__price .num {
  font-size: clamp(40px, 11vw, 56px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.page-products .plan-card__unit {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}

.page-products .plan-card__year {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-products .plan-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  font-size: 14.5px;
  line-height: 1.65;
}

.page-products .plan-card__list li {
  position: relative;
  padding-left: 16px;
  color: var(--text);
}

.page-products .plan-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}

/* ---------- 通用标题与正文 ---------- */
.page-products .prod-h2 {
  margin: 8px 0 14px;
  font-family: var(--disp);
  font-size: clamp(26px, 6vw, 42px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.03em;
  color: var(--text);
}

.page-products .prod-sub {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--cyan-soft);
}

.page-products .prod-p {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text);
}

.page-products .prod-p a,
.page-products .prod-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-products .prod-p a:hover,
.page-products .prod-note a:hover {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan);
}

.page-products .prod-note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 勾选清单 ---------- */
.page-products .prod-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-products .prod-checks--wide {
  gap: 12px;
  font-size: 15px;
}

.page-products .prod-checks li {
  position: relative;
  padding-left: 18px;
}

.page-products .prod-checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border: 1.5px solid var(--cyan);
  transform: rotate(45deg);
}

/* ---------- 新用户入门 ---------- */
.page-products .prod-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 24px;
}

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

.page-products .prod-steps__item {
  position: relative;
  padding: 0 0 24px 30px;
  border-left: 2px solid var(--line);
}

.page-products .prod-steps__item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .prod-steps__item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 3px;
  width: 12px;
  height: 12px;
  background: var(--cyan);
}

.page-products .prod-steps__idx {
  display: block;
  margin-bottom: 4px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .prod-steps__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .prod-steps__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .prod-intro__aside {
  padding: 22px 20px;
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
}

/* ---------- 模块分层 ---------- */
.page-products .prod-modules__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 24px;
}

.page-products .module-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 18px 20px;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-products .module-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--violet) 100%);
}

.page-products .module-card__code {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-products .module-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text);
}

.page-products .module-card__price {
  margin: 0;
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: -0.01em;
}

.page-products .module-card__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 7px;
  font-size: 14px;
  line-height: 1.62;
  color: var(--muted);
}

.page-products .module-card__list li {
  padding-left: 12px;
  position: relative;
}

.page-products .module-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 1px;
  background: var(--line-strong);
}

.page-products .prod-modules__media {
  margin: 28px 0 0;
}

.page-products .prod-combo {
  margin-top: 24px;
  padding: 18px 20px;
  border: 2px solid var(--orange);
  background: linear-gradient(90deg, rgba(255, 122, 47, 0.14) 0%, rgba(255, 122, 47, 0) 72%), var(--panel);
}

.page-products .prod-combo__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-products .prod-combo__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-products .prod-combo__text b {
  color: var(--orange);
  font-size: 1.18em;
}

/* ---------- 设备价格 ---------- */
.page-products .prod-device__tabs {
  margin-top: 8px;
  padding: 18px 16px 20px;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-products .prod-device__panel {
  margin-top: 16px;
}

.page-products .prod-device__media {
  margin: 26px 0 0;
}

/* ---------- 折叠清单 ---------- */
.page-products .prod-foldset {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-products .prod-foldset .fold {
  border: 2px solid var(--line);
  background: var(--panel);
  transition: border-color 240ms ease;
}

.page-products .prod-foldset .fold[data-open],
.page-products .prod-foldset .fold:has(.fold__head[data-open]) {
  border-color: var(--cyan);
}

.page-products .prod-fold__title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .fold__content .prod-checks {
  margin: 0;
}

.page-products .fold__content p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 套餐变更 ---------- */
.page-products .prod-change__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 22px;
}

.page-products .prod-change__shot {
  margin: 0;
  max-width: 340px;
  border: 2px solid var(--line);
  background: var(--ink);
  aspect-ratio: 3 / 4;
  overflow: hidden;
}

.page-products .prod-change__shot img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .prod-path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .prod-path__node {
  position: relative;
  padding: 28px 18px 20px;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-products .prod-path__dot {
  position: absolute;
  top: -8px;
  left: 18px;
  width: 14px;
  height: 14px;
  background: var(--cyan);
  box-shadow: 0 0 0 3px var(--ink);
}

.page-products .prod-path__title {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .prod-path__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .prod-refund {
  margin-top: 24px;
  padding: 18px 20px;
  border-left: 3px solid var(--violet);
  background: var(--panel);
}

.page-products .prod-refund p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}

/* ---------- 底部横幅 ---------- */
.page-products .prod-banner {
  margin-top: 46px;
  padding-bottom: 46px;
  border-top: 2px solid var(--line);
  background: linear-gradient(180deg, var(--ink) 0%, var(--panel) 100%);
}

.page-products .prod-banner__inner {
  padding-top: 32px;
}

.page-products .prod-banner__media {
  margin: 0 0 28px;
  border: 2px solid var(--line);
}

.page-products .prod-banner__media img {
  display: block;
  max-width: 100%;
}

.page-products .prod-banner__body .prod-p {
  max-width: 56ch;
}

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-products .plan-card,
  .page-products .prod-intro__aside,
  .page-products .prod-modules__grid .module-card {
    box-shadow: var(--pp-shadow-soft);
  }

  .page-products .plan-card__ribbon {
    left: 12px;
  }

  .page-products .prod-combo {
    padding: 16px 16px;
  }
}

@media (min-width: 720px) {
  .page-products .prod-path {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 780px) {
  .page-products .prod-matrix {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .prod-matrix > :nth-child(1) {
    margin-top: 24px;
  }

  .page-products .prod-matrix > :nth-child(3) {
    margin-top: 48px;
  }

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

@media (min-width: 900px) {
  .page-products .prod-intro__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 34px;
  }

  .page-products .prod-change__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 36px;
    align-items: start;
  }

  .page-products .prod-hero__media {
    margin-bottom: 38px;
  }
}