.page-products {
  background: var(--ink-void);
  color: var(--ink-star);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.85;
}

.page-products .shell {
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */
.page-products .dir-hero {
  padding-block: clamp(1.5rem, 5vw, 3rem) clamp(1.4rem, 4vw, 2.4rem);
  position: relative;
}
.page-products .dir-hero::before {
  content: "";
  position: absolute;
  inset: -10% 30% 40% -20%;
  background: radial-gradient(circle at 30% 40%, rgba(139, 92, 246, 0.22), transparent 62%);
  pointer-events: none;
}
.page-products .dir-hero > .shell {
  position: relative;
}
.page-products .dir-hero h1 {
  font-family: var(--font-head);
  font-size: var(--fs-h1);
  line-height: 1.06;
  letter-spacing: 0.02em;
  margin: 0.5rem 0 1rem;
  max-width: 22ch;
}
.page-products .dir-hero__lead {
  max-width: 40ch;
  color: var(--ink-star);
  margin: 0 0 1.6rem;
}
.page-products .dir-hero__facts {
  list-style: none;
  margin: 0 0 1.8rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  font-family: var(--font-mono);
  font-size: var(--fs-cap);
  color: var(--ink-silver);
}
.page-products .dir-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}
.page-products .dir-hero__facts li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--violet);
  flex: none;
}
.page-products .dir-hero__facts b {
  font-weight: 700;
  color: var(--cyan);
  font-size: 0.95rem;
}
.page-products .dir-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 通用文案 ---------- */
.page-products .dir-lead {
  max-width: 60ch;
  color: var(--ink-silver);
  margin: 0.6rem 0 2rem;
}
.page-products h2 {
  font-family: var(--font-head);
  font-size: var(--fs-h2);
  line-height: 1.25;
  letter-spacing: 0.02em;
  margin: 0;
}
.page-products h3 {
  font-family: var(--font-head);
  font-size: 1.125rem;
  letter-spacing: 0.02em;
  margin: 0 0 0.4rem;
}

/* ---------- 主题带 ---------- */
.page-products .themeband__track {
  list-style: none;
  margin: 0 0 clamp(2rem, 5vw, 3.2rem);
  padding: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(158px, 1fr);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background-image: linear-gradient(90deg, rgba(139, 92, 246, 0.16), rgba(34, 211, 238, 0.05) 46%, transparent 88%);
}
.page-products .themeband__item {
  scroll-snap-align: start;
  padding: 1.1rem 1rem 1.2rem;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: background-color var(--ease);
}
.page-products .themeband__item:last-child {
  border-right: none;
}
.page-products .themeband__item:hover {
  background-color: rgba(34, 211, 238, 0.06);
}
.page-products .themeband__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
}
.page-products .themeband__name {
  font-family: var(--font-head);
  font-size: 1.0625rem;
  color: var(--ink-star);
}
.page-products .themeband__count {
  font-family: var(--font-mono);
  font-size: var(--fs-cap);
  color: var(--ink-silver);
}

/* ---------- 目录总览 ---------- */
.page-products .overview-split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.8rem);
  align-items: start;
}
.page-products .overview-text p {
  color: var(--ink-silver);
  margin: 0 0 1.4rem;
  max-width: 44ch;
}

.page-products .frame-media {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-orbit);
}
.page-products .frame-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .frame-media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.55rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--ink-silver);
  background: linear-gradient(180deg, transparent, rgba(6, 10, 23, 0.92));
}

/* ---------- 折叠目录 ---------- */
.page-products .fold-stack {
  border-top: 1px solid var(--line);
}
.page-products .fold {
  border: 1px solid var(--line);
  border-top: none;
  background: var(--ink-orbit);
  transition: box-shadow var(--ease);
}
.page-products .fold[open] {
  box-shadow: inset 0 0 0 1px rgba(139, 92, 246, 0.45);
}
.page-products .fold__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0.95rem;
  font-family: var(--font-head);
  font-size: 0.95rem;
  color: var(--ink-star);
}
.page-products .fold__summary::-webkit-details-marker {
  display: none;
}
.page-products .fold__summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--violet);
  flex: none;
}
.page-products .fold[open] .fold__summary::after {
  content: "−";
  color: var(--cyan);
}
.page-products .fold__meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-silver);
  margin-left: auto;
}
.page-products .fold__body {
  padding: 0 0.95rem 1rem;
}
.page-products .taglist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.page-products .tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(238, 243, 251, 0.03);
  color: var(--ink-silver);
  display: inline-block;
}
.page-products .tag--violet { border-color: rgba(139, 92, 246, 0.55); color: #CBB6FF; }
.page-products .tag--pink { border-color: rgba(244, 114, 182, 0.5); color: #F9B8D8; }
.page-products .tag--cyan { border-color: rgba(34, 211, 238, 0.5); color: #96E9F7; }
.page-products .tag--amber { border-color: rgba(245, 185, 66, 0.55); color: #F6D18B; }

/* ---------- 设备适配 ---------- */
.page-products .device-split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.4rem);
  align-items: start;
}
.page-products .device-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}
.page-products .device-card {
  border: 1px solid var(--line);
  border-left: 2px solid var(--violet);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.07), rgba(13, 20, 43, 0.9));
  padding: 0.95rem 1rem 1.05rem;
}
.page-products .device-card__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
}
.page-products .device-card p {
  color: var(--ink-silver);
  margin: 0 0 0.7rem;
  font-size: 0.98rem;
}
.page-products .note-strip {
  margin-top: 1.6rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}
.page-products .note-strip p {
  margin: 0;
  color: var(--ink-silver);
  max-width: 70ch;
}
.page-products .note-strip strong {
  color: var(--ink-star);
  font-family: var(--font-head);
}

/* ---------- 版本记录 ---------- */
.page-products .version-figure {
  margin-bottom: clamp(1.6rem, 4vw, 2.4rem);
}
.page-products .version-layout {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
  align-items: start;
}
.page-products .version-rail {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-orbit);
  padding: 0.9rem 0.95rem 1rem;
}
.page-products .version-rail__title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--ink-silver);
  margin: 0 0 0.7rem;
}
.page-products .version-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.9rem;
}
.page-products .version-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
  color: var(--ink-silver);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  padding: 0.15rem 0;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}
.page-products .version-rail__link:hover,
.page-products .version-rail__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}
.page-products .version-rail__ver {
  color: var(--ink-star);
}
.page-products .version-rail__note {
  color: var(--ink-silver);
  opacity: 0.8;
}

.page-products .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.5rem;
  position: relative;
  border-left: 1px solid var(--line);
}
.page-products .timeline__item {
  position: relative;
  padding: 0 0 1.6rem 0.2rem;
}
.page-products .timeline__item + .timeline__item {
  border-top: 1px dashed var(--line);
  padding-top: 1.3rem;
}
.page-products .timeline__item::before {
  content: "";
  position: absolute;
  left: -1.85rem;
  top: 0.55rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-void);
  border: 1px solid var(--cyan);
}
.page-products .timeline__item + .timeline__item::before {
  top: 1.85rem;
}
.page-products .timeline__item--current::before {
  border-color: var(--amber);
  box-shadow: 0 0 0 4px rgba(245, 185, 66, 0.16);
}
.page-products .timeline__head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.35rem;
}
.page-products .timeline__ver {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.page-products .timeline__item p {
  color: var(--ink-silver);
  margin: 0;
  max-width: 56ch;
}

/* ---------- 标签检索 ---------- */
.page-products .tags-split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.6rem);
  align-items: start;
}
.page-products .tags-text p {
  color: var(--ink-silver);
  margin: 0 0 1rem;
  max-width: 46ch;
}
.page-products .tags-text strong {
  color: var(--ink-star);
  font-family: var(--font-head);
}
.page-products .tags-text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.4);
}
.page-products .tags-figure {
  max-width: 460px;
}
.page-products .tagmap {
  list-style: none;
  margin: clamp(1.6rem, 4vw, 2.4rem) 0 0;
  padding: clamp(1.2rem, 3vw, 2rem) 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: flex-start;
}
.page-products .tagmap__chip {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  color: var(--ink-star);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.28rem 0.7rem 0.28rem 1.15rem;
  background: radial-gradient(circle at 12% 50%, rgba(139, 92, 246, 0.28), rgba(13, 20, 43, 0.9) 62%);
  transition: opacity var(--ease), border-color var(--ease), color var(--ease);
}
.page-products .tagmap__chip::before {
  content: "";
  position: absolute;
  left: 0.5rem;
  top: 50%;
  width: 4px;
  height: 4px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--pink);
}
.page-products .tagmap__chip b {
  color: var(--cyan);
  font-weight: 400;
  margin-left: 0.25rem;
}
.page-products .tagmap:hover .tagmap__chip {
  opacity: 0.5;
}
.page-products .tagmap .tagmap__chip:hover {
  opacity: 1;
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 收藏与设置 ---------- */
.page-products .collect-split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.6rem);
  align-items: start;
}
.page-products .collect-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}
.page-products .collect-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 0.9rem;
}
.page-products .collect-list__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--pink);
  letter-spacing: 0.12em;
  padding-top: 0.35rem;
}
.page-products .collect-list h3 {
  margin-bottom: 0.2rem;
}
.page-products .collect-list p {
  margin: 0;
  color: var(--ink-silver);
  font-size: 0.98rem;
}
.page-products .collect-list a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.4);
}

/* ---------- 常见用法 ---------- */
.page-products .paths-grid {
  display: grid;
  gap: 1rem;
}
.page-products .path-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(244, 114, 182, 0.07), rgba(13, 20, 43, 0.92));
  padding: 1.1rem 1.1rem 1.3rem;
}
.page-products .path-card__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--pink);
}
.page-products .path-card h3 {
  margin: 0.35rem 0 0.7rem;
}
.page-products .path-steps {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--ink-silver);
  font-size: 0.98rem;
}
.page-products .path-steps li {
  margin-bottom: 0.4rem;
}
.page-products .path-steps li::marker {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 0.78rem;
}

/* ---------- 结尾行动 ---------- */
.page-products .dir-cta {
  background: radial-gradient(circle at 12% 20%, rgba(139, 92, 246, 0.24), transparent 58%), var(--ink-orbit);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-products .dir-cta__inner {
  display: grid;
  gap: 1.4rem;
  align-items: center;
  padding-block: clamp(2rem, 5vw, 3rem);
}
.page-products .dir-cta h2 {
  margin-bottom: 0.5rem;
}
.page-products .dir-cta p {
  margin: 0;
  color: var(--ink-silver);
  max-width: 52ch;
}
.page-products .dir-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .device-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .paths-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-products .overview-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
  .page-products .device-split {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }
  .page-products .tags-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
  .page-products .collect-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .page-products .paths-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .version-layout {
    grid-template-columns: 210px minmax(0, 1fr);
  }
  .page-products .version-rail {
    position: sticky;
    top: 96px;
  }
  .page-products .version-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.5rem;
  }
  .page-products .dir-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .page-products .dir-cta__actions {
    justify-content: flex-end;
  }
}

@media (max-width: 639px) {
  .page-products .themeband__track {
    grid-auto-columns: minmax(148px, 1fr);
  }
  .page-products .dir-hero h1 {
    max-width: none;
  }
  .page-products .timeline {
    padding-left: 1.2rem;
  }
  .page-products .timeline__item::before {
    left: -1.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
    animation: none !important;
  }
}