.page-products {
  overflow-x: hidden;
  padding-bottom: 72px;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 22px 0 10px;
  font-size: 13px;
  color: var(--muted);
}

.page-products .breadcrumbs__item {
  color: var(--muted);
  text-decoration: none;
}

.page-products .breadcrumbs .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  position: relative;
  padding: 26px 0 52px;
  overflow: hidden;
}

.page-products .pf-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -90px;
  right: -140px;
  width: min(520px, 78vw);
  height: 300px;
  border-radius: 56px;
  background: linear-gradient(135deg, rgba(198, 242, 78, .16), rgba(255, 138, 61, .16) 58%, transparent 84%);
  transform: rotate(-14deg);
  pointer-events: none;
}

.page-products .pf-hero::after {
  content: "";
  position: absolute;
  z-index: 0;
  left: -70px;
  bottom: -50px;
  width: min(300px, 58vw);
  height: 160px;
  border-radius: 44px;
  background: linear-gradient(90deg, rgba(76, 46, 107, .6), transparent 92%);
  transform: rotate(9deg);
  pointer-events: none;
}

.page-products .pf-hero > * {
  position: relative;
  z-index: 1;
}

.page-products .pf-hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 6.6vw, 66px);
  line-height: 1.07;
  letter-spacing: -.02em;
  margin: 12px 0 0;
  max-width: 18ch;
  color: var(--ivory);
}

.page-products .pf-hero__lede {
  margin: 20px 0 0;
  max-width: 48ch;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.8;
  color: var(--ivory);
  opacity: .78;
}

.page-products .pf-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-products .pf-hero__meta .flag {
  display: inline-flex;
  align-items: center;
  font-size: 12.5px;
  letter-spacing: .02em;
  padding: 6px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--line-soft);
  color: var(--muted);
  background: rgba(18, 58, 46, .55);
}

.page-products .pf-hero__meta .flag--lime {
  color: var(--lime);
  border-color: rgba(198, 242, 78, .42);
}

.page-products .pf-hero__meta .flag--orange {
  color: var(--orange);
  border-color: rgba(255, 138, 61, .42);
}

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

/* ---------- 通用按钮与标签 ---------- */
.page-products .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--pill);
  font-size: 15px;
  line-height: 1.2;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}

.page-products .btn--lime {
  background: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
  font-weight: 600;
}

.page-products .btn--lime:hover {
  background: #d7ff68;
  border-color: #d7ff68;
}

.page-products .btn--ghost {
  background: transparent;
  color: var(--ivory);
  border-color: var(--line);
}

.page-products .btn--ghost:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.page-products .tag {
  display: inline-flex;
  align-items: center;
  font-size: 12.5px;
  line-height: 1.4;
  padding: 5px 12px;
  border-radius: var(--pill);
  border: 1px solid var(--line-soft);
  color: var(--muted);
  background: rgba(18, 58, 46, .6);
  white-space: nowrap;
}

.page-products .tag--lime {
  color: var(--lime);
  border-color: rgba(198, 242, 78, .42);
  background: rgba(198, 242, 78, .12);
}

.page-products .tag--orange {
  color: var(--orange);
  border-color: rgba(255, 138, 61, .42);
  background: rgba(255, 138, 61, .1);
}

/* ---------- 章节头 ---------- */
.page-products .pf-section {
  padding: 46px 0;
  position: relative;
}

.page-products .pf-head {
  display: grid;
  gap: 10px;
  margin-bottom: 30px;
  border-top: 1px solid var(--line-soft);
  padding-top: 22px;
}

.page-products .pf-head__num {
  font-family: var(--font-data);
  font-weight: 300;
  font-size: clamp(48px, 11vw, 100px);
  line-height: .8;
  letter-spacing: -.05em;
  color: rgba(198, 242, 78, .26);
}

.page-products .pf-head__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -.015em;
  margin: 6px 0 0;
  color: var(--ivory);
  max-width: 22ch;
}

.page-products .pf-head__lede {
  margin: 12px 0 0;
  max-width: 54ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 模块卡片墙 ---------- */
.page-products .pf-modules {
  display: grid;
  gap: 20px;
}

.page-products .pf-card {
  position: relative;
  border-radius: var(--radius);
  padding: 26px 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}

.page-products .pf-card__num {
  font-family: var(--font-data);
  font-weight: 300;
  font-size: clamp(38px, 8vw, 62px);
  line-height: .85;
  letter-spacing: -.06em;
  color: rgba(143, 167, 155, .32);
}

.page-products .pf-card__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 21px;
  line-height: 1.3;
  margin: 0;
  letter-spacing: -.01em;
  color: var(--ivory);
}

.page-products .pf-card__desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .pf-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}

.page-products .pf-card__more {
  margin-top: 4px;
  border-top: 1px dashed var(--line-soft);
  padding-top: 12px;
}

.page-products .pf-card__more > summary {
  cursor: pointer;
  font-size: 13.5px;
  letter-spacing: .03em;
  color: var(--lime);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-products .pf-card__more > summary::-webkit-details-marker {
  display: none;
}

.page-products .pf-card__more > summary::after {
  content: "＋";
  font-family: var(--font-data);
  font-size: 14px;
}

.page-products .pf-card__more[open] > summary::after {
  content: "－";
}

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

.page-products .pf-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.66;
  color: var(--muted);
}

.page-products .pf-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  opacity: .72;
}

/* ---------- 图片 ---------- */
.page-products .pf-shot {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--panel-2);
}

.page-products .pf-shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pf-shot figcaption {
  padding: 12px 18px 14px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 复盘阅读器 ---------- */
.page-products .pf-reader {
  display: grid;
  gap: 28px;
}

.page-products .pf-feature {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-products .pf-feature li {
  border-left: 2px solid var(--line);
  padding-left: 18px;
}

.page-products .pf-feature h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.34;
  margin: 0 0 6px;
  color: var(--ivory);
}

.page-products .pf-feature p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .pf-reader__note {
  margin: 24px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .pf-reader__note a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 78, .4);
}

.page-products .pf-reader__note a:hover {
  border-bottom-color: var(--lime);
}

.page-products .pf-device {
  position: relative;
  border-radius: 42px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel) 0%, var(--ink-2) 100%);
  padding: 18px 14px 22px;
  box-shadow: var(--shadow);
}

.page-products .pf-device__notch {
  display: block;
  width: 76px;
  height: 6px;
  border-radius: var(--pill);
  background: var(--line);
  margin: 0 auto 14px;
}

.page-products .pf-device img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 26px;
}

.page-products .pf-device__caption {
  margin: 14px 4px 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 分档专题 ---------- */
.page-products .pf-splits {
  display: grid;
  gap: 20px;
}

.page-products .pf-split {
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .pf-split h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 21px;
  line-height: 1.32;
  margin: 0;
  color: var(--ivory);
}

.page-products .pf-split p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .pf-zones {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: end;
  gap: 6px;
  margin-top: 6px;
}

.page-products .pf-zones__seg {
  border-radius: 12px 12px 6px 6px;
}

.page-products .pf-zones__seg--1 {
  height: 54px;
  background: rgba(143, 167, 155, .3);
}

.page-products .pf-zones__seg--2 {
  height: 34px;
  background: rgba(198, 242, 78, .38);
}

.page-products .pf-zones__seg--3 {
  height: 44px;
  background: rgba(255, 138, 61, .58);
}

.page-products .pf-zones__seg--4 {
  height: 26px;
  background: rgba(228, 53, 60, .58);
}

.page-products .pf-zones__legend {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
}

.page-products .pf-zones__legend li {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
  text-align: center;
}

/* ---------- 赛程档案 ---------- */
.page-products .pf-archive {
  display: grid;
  gap: 20px;
}

.page-products .pf-archive__card {
  border-radius: var(--radius);
  padding: 26px 24px;
}

.page-products .pf-archive__card--wine {
  background: linear-gradient(150deg, var(--wine) 0%, var(--ink-2) 84%);
  border-color: rgba(228, 53, 60, .34);
}

.page-products .pf-archive__card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 21px;
  line-height: 1.32;
  margin: 0 0 10px;
  color: var(--ivory);
}

.page-products .pf-archive__card > p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.74;
  color: rgba(237, 234, 224, .78);
}

.page-products .pf-archive__figure {
  margin-top: 22px;
}

/* ---------- 更新节奏轨道 ---------- */
.page-products .pf-rail {
  list-style: none;
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  margin: 0 -20px;
  padding: 24px 20px 18px;
  border-top: 1px solid var(--line);
}

.page-products .pf-rail::-webkit-scrollbar {
  height: 5px;
}

.page-products .pf-rail::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: var(--pill);
}

.page-products .pf-rail__item {
  flex: 0 0 74%;
  scroll-snap-align: start;
  position: relative;
  padding: 18px 16px 20px;
  border-radius: var(--radius-sm);
  background: var(--panel);
  border: 1px solid var(--line-soft);
}

.page-products .pf-rail__item::before {
  content: "";
  position: absolute;
  top: -24px;
  left: 16px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(198, 242, 78, .16);
}

.page-products .pf-rail__time {
  display: block;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--lime);
  margin-bottom: 8px;
}

.page-products .pf-rail__item h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 17px;
  line-height: 1.34;
  margin: 0 0 8px;
  color: var(--ivory);
}

.page-products .pf-rail__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pf-cadence__figure {
  margin-top: 26px;
}

/* ---------- 适用场景 ---------- */
.page-products .pf-scenes {
  display: grid;
  gap: 18px;
}

.page-products .pf-scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 2px solid var(--line);
  padding-top: 16px;
}

.page-products .pf-scene h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.36;
  margin: 0;
  color: var(--ivory);
}

.page-products .pf-scene p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 获取方式 ---------- */
.page-products .pf-access {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}

.page-products .pf-access__card {
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .pf-access__card--sub {
  background: linear-gradient(155deg, rgba(198, 242, 78, .13), var(--panel) 64%);
  border-color: rgba(198, 242, 78, .34);
}

.page-products .pf-access__card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  line-height: 1.32;
  margin: 0;
  color: var(--ivory);
}

.page-products .pf-access__card p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .pf-access__card .btn {
  align-self: flex-start;
  margin-top: 4px;
}

.page-products .pf-cta {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-products .pf-cta__note {
  flex: 1 1 280px;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 860px) {
  .page-products .pf-head {
    grid-template-columns: 148px minmax(0, 1fr);
    align-items: start;
    gap: 0 28px;
  }

  .page-products .pf-head__num {
    align-self: start;
  }

  .page-products .pf-section {
    padding: 60px 0;
  }

  .page-products .pf-rail {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
    overflow: visible;
    margin: 0;
    padding: 26px 0 0;
  }

  .page-products .pf-rail__item {
    flex: none;
  }

  .page-products .pf-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 28px;
  }
}

@media (min-width: 900px) {
  .page-products .pf-modules {
    grid-template-columns: 1.08fr .92fr;
    align-items: start;
    gap: 24px;
  }

  .page-products .pf-modules > .pf-card:nth-child(even) {
    margin-top: 38px;
  }

  .page-products .pf-modules > .pf-shot {
    grid-column: 1 / -1;
    margin-top: 14px;
  }

  .page-products .pf-reader {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .pf-reader__device {
    max-width: 420px;
    justify-self: end;
  }

  .page-products .pf-splits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-products .pf-splits__figure {
    grid-column: 1 / -1;
  }

  .page-products .pf-archive {
    grid-template-columns: minmax(0, 1.14fr) minmax(0, .86fr);
    align-items: start;
    gap: 24px;
  }
}

@media (min-width: 1080px) {
  .page-products .pf-scenes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pf-access {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-products .pf-hero {
    padding: 34px 0 64px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .btn {
    transition: none;
  }
}