.page-products {
  --pp-r: 22px;
  --pp-edge: rgba(255, 255, 255, 0.14);
  --pp-soft: rgba(255, 255, 255, 0.05);
  color: var(--text);
  overflow-x: hidden;
}

.page-products > section {
  padding-block: clamp(40px, 6.5vw, 84px);
}

.page-products > section:last-of-type {
  padding-bottom: clamp(28px, 4.5vw, 56px);
}

/* ---------- 面包屑 ---------- */
.page-products .pp-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(16px, 2.5vw, 28px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-products .pp-crumbs a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-products .pp-crumbs a:hover {
  color: var(--cyan);
}

.page-products .pp-crumbs__sep {
  color: var(--grid-line);
}

.page-products .pp-crumbs__now {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding-block: clamp(22px, 3.4vw, 42px) clamp(28px, 4.5vw, 54px);
}

.page-products .pp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-products .pp-hero__title {
  margin: 0.4em 0 0;
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: 0.01em;
}

.page-products .pp-hero__lede {
  margin-top: 1.1em;
  max-width: 34em;
}

.page-products .pp-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: clamp(16px, 2.6vw, 24px);
  border-radius: var(--r-lg);
  align-self: end;
}

.page-products .pp-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-products .pp-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

/* ---------- 通用标题 ---------- */
.page-products .pp-h2 {
  margin: 0.45em 0 0;
  font-size: clamp(1.45rem, 3.6vw, 2.4rem);
  font-weight: 300;
  line-height: 1.22;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-products .pp-h3 {
  margin: 0 0 0.9em;
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  font-weight: 500;
  color: var(--text);
}

.page-products .pp-body {
  margin: 1em 0 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 常用区 ---------- */
.page-products .pp-map__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-products .pp-map__media {
  margin: 0;
}

.page-products .pp-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  width: fit-content;
  max-width: 100%;
  margin-top: clamp(24px, 3.6vw, 38px);
  padding: 8px;
  border-radius: 999px;
}

.page-products .pp-fbtn {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  padding: 9px 16px;
  border-radius: 999px;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .pp-fbtn:hover {
  color: var(--text);
  border-color: var(--glass-line);
}

.page-products .pp-fbtn[aria-pressed="true"] {
  background: var(--violet);
  border-color: var(--violet);
  color: #ffffff;
  box-shadow: 0 10px 26px -14px rgba(138, 92, 255, 0.95);
}

.page-products .pp-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(18px, 2.8vw, 28px);
}

.page-products .pp-tile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 140px;
  padding: clamp(18px, 2.4vw, 24px);
  border-radius: var(--r-md);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-products .pp-tile:hover {
  transform: translateY(-4px);
  border-color: rgba(51, 235, 214, 0.48);
  box-shadow: 0 22px 44px -30px rgba(51, 235, 214, 0.95);
}

.page-products .pp-tile--wide {
  background: linear-gradient(140deg, rgba(51, 235, 214, 0.1), rgba(138, 92, 255, 0.08) 70%, rgba(255, 255, 255, 0.04));
}

.page-products .pp-tile__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--violet);
}

.page-products .pp-tile__title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-products .pp-tile__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-products .pp-tile__link {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-products .pp-tile__link:hover {
  color: var(--orange);
}

/* ---------- 大屏与检索 ---------- */
.page-products .pp-screen__head {
  max-width: min(760px, 100%);
}

.page-products .pp-screen__media {
  margin: clamp(22px, 3.2vw, 34px) 0 0;
}

.page-products .pp-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-products .pp-fact {
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: var(--pp-soft);
  border: 1px solid var(--pp-edge);
}

.page-products .pp-fact__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-products .pp-fact__text {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .pp-scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 40px);
  align-items: center;
  margin-top: clamp(28px, 4vw, 48px);
}

.page-products .pp-scenes__media {
  margin: 0;
}

.page-products .pp-scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-scene-list li {
  position: relative;
  padding-left: 42px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-products .pp-scene-list strong {
  color: var(--text);
  font-weight: 600;
}

.page-products .pp-scene__n {
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 个人页 ---------- */
.page-products .pp-self__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 48px);
  align-items: center;
}

.page-products .pp-self__media {
  margin: 0;
}

.page-products .pp-self__steps {
  list-style: none;
  margin: 1.6em 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pp-self__steps li {
  position: relative;
  padding: 14px 18px 16px;
  border-radius: var(--r-md);
  background: var(--pp-soft);
  border: 1px solid var(--pp-edge);
}

.page-products .pp-self__steps h3 {
  margin: 4px 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-products .pp-self__steps p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-products .pp-step__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--violet);
}

/* ---------- 厂商对照 ---------- */
.page-products .pp-vendor__paper {
  margin-top: clamp(22px, 3.2vw, 34px);
  padding: clamp(20px, 3vw, 34px);
  border-radius: var(--r-lg);
}

.page-products .pp-dims {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-dims li {
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid rgba(20, 26, 46, 0.24);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--deep-muted);
}

.page-products .pp-matrix__cap {
  padding-bottom: 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--deep-muted);
}

.page-products .matrix-wrap {
  overflow-x: auto;
  margin-top: 18px;
}

.page-products .matrix {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.65;
}

.page-products .matrix th,
.page-products .matrix td {
  text-align: left;
  padding: 12px 14px;
  vertical-align: top;
  border-bottom: 1px solid rgba(20, 26, 46, 0.14);
}

.page-products .matrix thead th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--deep-muted);
  border-bottom-color: rgba(20, 26, 46, 0.32);
}

.page-products .matrix tbody th {
  font-weight: 600;
  color: var(--deep-text);
}

.page-products .matrix td {
  color: var(--deep-muted);
}

.page-products .pp-vendor__media {
  margin: clamp(22px, 3.2vw, 34px) 0 0;
}

/* ---------- 三步路径 ---------- */
.page-products .pp-path__head {
  max-width: min(720px, 100%);
}

.page-products .pp-path__list {
  list-style: none;
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-products .pp-path__step {
  position: relative;
  padding: clamp(20px, 2.6vw, 26px);
  border-radius: var(--r-md);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  overflow: hidden;
}

.page-products .pp-path__step::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 62%, transparent);
}

.page-products .pp-path__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .pp-path__step h3 {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.page-products .pp-path__step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 版本节奏 ---------- */
.page-products .pp-version__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 48px);
  align-items: start;
}

.page-products .pp-version__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 1.6em 0 0;
}

.page-products .pp-timeline {
  position: relative;
  display: grid;
  gap: 10px;
  padding-left: 26px;
}

.page-products .pp-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), var(--violet) 70%, transparent);
}

.page-products .pp-tl {
  position: relative;
  border-radius: var(--r-md);
  border: 1px solid var(--glass-line);
  background: var(--pp-soft);
}

.page-products .pp-tl::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 19px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(51, 235, 214, 0.16);
}

.page-products .pp-tl summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 15px 18px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

.page-products .pp-tl summary::-webkit-details-marker {
  display: none;
}

.page-products .pp-tl summary:hover {
  color: var(--cyan);
}

.page-products .pp-tl__ver {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--violet);
}

.page-products .pp-tl .accordion__body {
  padding: 0 18px 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 600px) {
  .page-products .pp-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .pp-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.85fr);
    align-items: end;
  }

  .page-products .pp-map__head {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-products .pp-scenes {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .pp-self__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }

  .page-products .pp-version__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }
}

@media (min-width: 1000px) {
  .page-products .pp-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .pp-tile--wide {
    grid-column: span 2;
  }

  .page-products .pp-path__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 420px) {
  .page-products .pp-stats {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .page-products .pp-stat__num {
    display: inline;
    margin-right: 10px;
  }

  .page-products .pp-stat__label {
    display: inline;
    margin-top: 0;
  }

  .page-products .pp-filters {
    border-radius: var(--r-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-tile,
  .page-products .pp-fbtn,
  .page-products .pp-tile__link {
    transition: none;
  }

  .page-products .pp-tile:hover {
    transform: none;
  }
}