.page-products {
  background: var(--ink-900);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .fx-crumb {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-products .fx-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--yellow);
}

.page-products .fx-kicker::before {
  content: "";
  width: 26px;
  height: 3px;
  background: var(--red);
  flex: none;
}

/* ---------- 首屏 ---------- */
.page-products .fx-hero {
  border-bottom: 2px solid var(--line);
  background:
    radial-gradient(120% 90% at 92% 0%, rgba(217, 48, 37, 0.22), transparent 62%),
    linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-products .fx-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  padding-block: clamp(28px, 5vw, 56px);
}

.page-products .fx-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-wrap: balance;
}

.page-products .fx-hero__lead {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--cool);
}

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

.page-products .fx-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .fx-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 14px;
  border: 2px solid var(--line-strong);
  background: rgba(10, 15, 13, 0.42);
}

.page-products .fx-hero__stat-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-products .fx-hero__stat-label {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray);
}

/* 下载卡 */
.page-products .fx-download {
  align-self: start;
  border: 3px solid var(--yellow);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-products .fx-download__media {
  position: relative;
  background: var(--char);
}

.page-products .fx-download__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .fx-download__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  background: var(--red);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-products .fx-download__body {
  padding: 18px;
  border-top: 3px solid var(--yellow);
}

.page-products .fx-download__label {
  margin: 0 0 4px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cool);
}

.page-products .fx-download__ver {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(36px, 8vw, 52px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-products .fx-download__desc {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

/* ---------- 主布局：左索引 + 右内容 ---------- */
.page-products .fx-layout {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-products .fx-rail {
  margin-bottom: 8px;
}

.page-products .fx-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 12px;
  list-style: none;
  overflow-x: auto;
  border-bottom: 2px solid var(--line);
  -webkit-overflow-scrolling: touch;
}

.page-products .rail-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  white-space: nowrap;
  border: 2px solid var(--line-strong);
  color: var(--cool);
  text-decoration: none;
  font-size: 14px;
  transition: border-color 160ms ease, color 160ms ease, background-color 160ms ease;
}

.page-products .rail-link__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--yellow);
}

.page-products .rail-link:hover,
.page-products .rail-link:focus-visible {
  border-color: var(--yellow);
  color: var(--paper);
}

.page-products .rail-link[aria-current="true"] {
  background: var(--red);
  border-color: var(--red);
  color: #ffffff;
  box-shadow: 4px 4px 0 rgba(10, 15, 13, 0.55);
}

.page-products .rail-link[aria-current="true"] .rail-link__num {
  color: #ffffff;
}

.page-products .fx-body {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-products .fx-section {
  padding-top: clamp(32px, 5vw, 60px);
}

.page-products .fx-section:first-child {
  padding-top: clamp(20px, 3vw, 32px);
}

.page-products .fx-section__head {
  max-width: 68ch;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .fx-h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .fx-h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.01em;
  color: var(--yellow);
}

.page-products .fx-section__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cool);
}

/* ---------- 功能矩阵 ---------- */
.page-products .fx-cap-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .fx-cap {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border: 2px solid var(--line-strong);
  background: var(--ink-800);
  transition: transform 200ms ease, border-color 200ms ease;
}

.page-products .fx-cap:hover {
  transform: translateY(-2px);
  border-color: var(--yellow);
}

.page-products .fx-cap--accent {
  border-left: 6px solid var(--red);
}

.page-products .fx-cap__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .fx-cap__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--paper);
}

.page-products .fx-cap__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

.page-products .fx-cap__link {
  margin-top: auto;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--yellow);
  text-decoration: none;
  border-top: 2px solid var(--line);
}

.page-products .fx-cap__link:hover,
.page-products .fx-cap__link:focus-visible {
  color: var(--red-bright);
}

/* ---------- 图片 ---------- */
.page-products .fx-figure {
  margin: clamp(20px, 3vw, 32px) 0 0;
  border: 2px solid var(--line-strong);
  background: var(--ink-800);
}

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

.page-products .fx-figure .media-frame__cap {
  padding: 10px 14px;
  border-top: 2px solid var(--line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--gray);
}

.page-products .fx-figure--flush {
  margin-top: 0;
}

.page-products .fx-figure--square {
  margin-top: 0;
}

/* ---------- 纸白面板与表格 ---------- */
.page-products .fx-paper {
  background: var(--paper);
  color: var(--char);
  border: 2px solid var(--char);
  box-shadow: var(--shadow-hard);
}

.page-products .fx-table-panel {
  padding: 0;
}

.page-products .fx-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .fx-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .fx-table__caption {
  padding: 14px 16px 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--char);
}

.page-products .fx-table th {
  padding: 10px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--char);
  border-bottom: 3px solid var(--red);
  white-space: nowrap;
}

.page-products .fx-table td {
  padding: 12px 14px;
  color: var(--char);
  border-bottom: 1px solid rgba(10, 15, 13, 0.14);
  vertical-align: top;
}

.page-products .fx-table tbody tr:nth-child(even) {
  background: rgba(10, 15, 13, 0.055);
}

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

.page-products .fx-cell-red {
  color: var(--red);
  font-weight: 700;
}

.page-products .fx-table-note {
  margin: 0;
  padding: 12px 16px 16px;
  border-top: 2px solid rgba(10, 15, 13, 0.18);
  font-size: 12px;
  line-height: 1.7;
  color: #3a4a44;
}

/* ---------- 手风琴补充 ---------- */
.page-products .fx-acc {
  margin-top: clamp(18px, 3vw, 26px);
  border-top: 2px solid var(--line-strong);
}

.page-products .fx-acc__item {
  border-bottom: 2px solid var(--line);
}

.page-products .fx-acc .accordion__btn {
  width: 100%;
  padding: 14px 0;
  color: var(--paper);
  font-size: 15px;
  text-align: left;
}

.page-products .fx-acc .accordion__panel {
  padding: 0 0 16px;
  color: var(--cool);
  font-size: 14px;
  line-height: 1.8;
}

.page-products .fx-acc .accordion__panel p {
  margin: 0;
}

/* ---------- 集锦与资源 ---------- */
.page-products .fx-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .fx-media-note {
  margin: 16px 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cool);
}

.page-products .fx-res-col {
  padding: 18px;
  border: 2px solid var(--line-strong);
  background: var(--ink-800);
}

.page-products .fx-reslist {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .fx-reslist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  padding: 14px 0;
  border-bottom: 2px solid var(--line);
}

.page-products .fx-reslist__item:first-child {
  border-top: 2px solid var(--line);
}

.page-products .fx-reslist__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--cyan);
}

.page-products .fx-reslist__body {
  min-width: 0;
}

.page-products .fx-reslist__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--paper);
}

.page-products .fx-ver {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 8px;
  border: 2px solid var(--yellow);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--yellow);
  vertical-align: 2px;
}

.page-products .fx-reslist__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cool);
}

.page-products .fx-reslist__link {
  grid-column: 2;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.page-products .fx-reslist__link:hover,
.page-products .fx-reslist__link:focus-visible {
  border-bottom-color: var(--red);
  color: var(--red-bright);
}

.page-products .fx-res-note {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 安装三步 ---------- */
.page-products .fx-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .fx-step {
  padding: 18px;
  border: 2px solid var(--line-strong);
  background: linear-gradient(160deg, var(--ink-700) 0%, var(--ink-800) 100%);
}

.page-products .fx-step__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--yellow);
}

.page-products .fx-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--paper);
}

.page-products .fx-step__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

/* ---------- 服务清单 ---------- */
.page-products .fx-calendar {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .fx-rounds {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--line-strong);
}

.page-products .fx-round {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  padding: 16px 0;
  border-bottom: 2px solid var(--line);
}

.page-products .fx-round__num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--gray);
}

.page-products .fx-round--live .fx-round__num {
  color: var(--cyan);
}

.page-products .fx-round__body {
  min-width: 0;
}

.page-products .fx-round__title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--paper);
}

.page-products .fx-round--live .fx-round__title {
  color: var(--paper);
}

.page-products .fx-round__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--cool);
}

/* ---------- 三条路径 ---------- */
.page-products .fx-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .fx-path {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  border: 2px solid var(--line-strong);
  background: var(--ink-800);
  box-shadow: var(--shadow-soft);
}

.page-products .fx-path__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--paper);
}

.page-products .fx-path__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .fx-path__steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cool);
}

.page-products .fx-path__steps .num {
  color: var(--yellow);
  font-size: 12px;
  line-height: 1.9;
}

.page-products .fx-path__cta {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 2px solid var(--red);
}

.page-products .fx-path__cta:hover,
.page-products .fx-path__cta:focus-visible {
  color: var(--red-bright);
}

/* ---------- 末尾 CTA ---------- */
.page-products .fx-cta {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: clamp(36px, 6vw, 72px);
  padding: clamp(20px, 4vw, 32px);
  border: 3px solid var(--red);
  background:
    repeating-linear-gradient(135deg, rgba(217, 48, 37, 0.14) 0 12px, transparent 12px 24px),
    var(--ink-800);
  box-shadow: var(--shadow-hard);
}

.page-products .fx-cta__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.2;
  color: var(--paper);
}

.page-products .fx-cta__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .fx-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .fx-cap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .fx-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .fx-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 860px) {
  .page-products .fx-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }

  .page-products .fx-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-products .fx-calendar {
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
    align-items: start;
  }

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

@media (min-width: 1000px) {
  .page-products .fx-layout {
    display: grid;
    grid-template-columns: 210px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 48px);
    align-items: start;
  }

  .page-products .fx-rail {
    position: sticky;
    top: 96px;
    margin-bottom: 0;
  }

  .page-products .fx-rail__list {
    flex-direction: column;
    gap: 6px;
    overflow: visible;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .page-products .rail-link {
    width: 100%;
    justify-content: flex-start;
    border-color: var(--line);
  }

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

@media (min-width: 1180px) {
  .page-products .fx-cap-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .fx-cap,
  .page-products .rail-link {
    transition: none;
  }

  .page-products .fx-cap:hover {
    transform: none;
  }
}