.page-products {
  --p-cut: 18px;
  --p-gap: clamp(20px, 3.2vw, 44px);
  color: var(--muted);
  font-family: var(--font-sans);
}

/* ---------- 面包屑 ---------- */
.page-products .crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.page-products .crumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}
.page-products .crumb a:hover {
  color: var(--neon-soft);
}
.page-products .crumb__sep {
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  padding: clamp(22px, 4.6vw, 52px) 0 clamp(28px, 5vw, 50px);
  overflow: hidden;
}
.page-products .dl-hero::after {
  content: "";
  position: absolute;
  top: -90px;
  right: -110px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 26, 0.18) 0%, rgba(255, 107, 26, 0) 70%);
  pointer-events: none;
}
.page-products .dl-hero__kicker {
  position: relative;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--whistle);
}
.page-products .dl-hero__title {
  position: relative;
  margin: 0 0 clamp(14px, 2vw, 22px);
  max-width: 20em;
  font-size: clamp(1.8rem, 5.6vw, 3.5rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--score);
  transform: skewX(-1.2deg);
  transform-origin: left bottom;
}
.page-products .dl-hero__lede {
  position: relative;
  margin: 0 0 clamp(22px, 3.4vw, 34px);
  max-width: 64ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-products .dl-specs {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--p-cut)) 0, 100% var(--p-cut), 100% 100%, 0 100%);
}
.page-products .dl-specs__item {
  min-width: 0;
  padding: 14px 16px;
  background: var(--stand);
}
.page-products .dl-specs dt {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.page-products .dl-specs dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3vw, 1.45rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--score);
}

/* ---------- 通用章节 ---------- */
.page-products .dl-section {
  padding: clamp(40px, 6.5vw, 84px) 0;
  border-top: 1px solid var(--line);
}
.page-products .dl-section:first-of-type {
  border-top: 0;
}

.page-products .sec-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(24px, 4vw, 44px);
}
.page-products .sec-head__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 6.4vw, 3rem);
  font-weight: 900;
  line-height: 0.85;
  letter-spacing: -0.05em;
  color: var(--whistle);
}
.page-products .sec-head__body h2 {
  margin: 0 0 12px;
  font-size: clamp(1.35rem, 3.5vw, 2.1rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--score);
}
.page-products .sec-head__body p {
  margin: 0;
  max-width: 70ch;
  font-size: clamp(14.5px, 1.6vw, 16px);
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 图片容器 ---------- */
.page-products .dl-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: linear-gradient(155deg, var(--stand) 0%, var(--night) 74%);
  overflow: hidden;
}
.page-products .dl-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .dl-figure figcaption {
  padding: 11px 15px;
  border-top: 1px solid var(--line);
  background: rgba(16, 38, 28, 0.65);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}
.page-products .dl-figure--wide {
  margin-bottom: var(--p-gap);
}

/* ---------- 按钮 ---------- */
.page-products .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid var(--whistle);
  background: var(--whistle);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.page-products .btn:hover {
  background: var(--whistle-soft);
  border-color: var(--whistle-soft);
}
.page-products .btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--whistle-soft);
}
.page-products .btn--ghost:hover {
  background: rgba(255, 107, 26, 0.09);
  border-color: var(--whistle);
  color: var(--whistle);
}
.page-products .btn:focus-visible {
  outline: 2px solid var(--whistle);
  outline-offset: 2px;
}

/* ---------- 设备对照 ---------- */
.page-products .dev-pair {
  position: relative;
  display: grid;
  gap: var(--p-gap);
}
.page-products .dev-card {
  position: relative;
  padding: clamp(18px, 2.6vw, 30px);
  border: 1px solid var(--line);
  background:
    linear-gradient(160deg, rgba(44, 106, 75, 0.18), rgba(10, 27, 20, 0) 64%),
    var(--stand);
  clip-path: polygon(var(--p-cut) 0, 100% 0, 100% calc(100% - var(--p-cut)), calc(100% - var(--p-cut)) 100%, 0 100%, 0 var(--p-cut));
}
.page-products .dev-card--alt {
  background:
    linear-gradient(200deg, rgba(122, 92, 255, 0.16), rgba(10, 27, 20, 0) 62%),
    var(--stand);
  clip-path: polygon(0 0, calc(100% - var(--p-cut)) 0, 100% var(--p-cut), 100% 100%, var(--p-cut) 100%, 0 calc(100% - var(--p-cut)));
}
.page-products .dev-card__tag {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--whistle);
}
.page-products .dev-card__name {
  margin: 0 0 10px;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--score);
}
.page-products .dev-card__desc {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}
.page-products .dev-card__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 9px;
}
.page-products .dev-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}
.page-products .dev-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 7px;
  height: 7px;
  background: var(--whistle);
}

/* ---------- 桌面端能力 ---------- */
.page-products .desk-grid {
  display: grid;
  gap: var(--p-gap);
}
.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: step;
}
.page-products .steps li {
  counter-increment: step;
  position: relative;
  padding: 15px 16px 15px 56px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--turf);
  background: var(--stand);
  transition: border-left-color 0.2s ease;
}
.page-products .steps li:hover {
  border-left-color: var(--whistle);
}
.page-products .steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--whistle);
}
.page-products .steps__t {
  display: block;
  margin-bottom: 5px;
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--score);
}
.page-products .steps__d {
  display: block;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 平板端能力 ---------- */
.page-products .pad-grid {
  display: grid;
  gap: var(--p-gap);
}
.page-products .pad-notes {
  display: grid;
  gap: 12px;
}
.page-products .pad-note {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--turf);
  background: var(--stand);
}
.page-products .pad-note--hl {
  border-left-color: var(--whistle);
  background:
    linear-gradient(140deg, rgba(255, 107, 26, 0.13), rgba(16, 38, 28, 0.65) 62%),
    var(--stand);
}
.page-products .pad-note__k {
  margin: 0 0 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--whistle);
}
.page-products .pad-note p:last-of-type {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .pad-note__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--whistle-soft);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color 0.2s ease;
}
.page-products .pad-note__link:hover {
  color: var(--whistle);
}

/* ---------- V3 能力清单 ---------- */
.page-products .cap-grid {
  display: grid;
  gap: var(--p-gap);
  align-items: start;
}
.page-products .cap-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-products .cap-list li {
  display: grid;
  gap: 6px;
  padding: 15px 16px;
  background: var(--stand);
}
.page-products .cap-list__k {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--neon-soft);
}
.page-products .cap-list__v {
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--muted);
}

.page-products .archive-path {
  margin-top: var(--p-gap);
  padding: clamp(18px, 3vw, 32px);
  border: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(122, 92, 255, 0.12), rgba(10, 27, 20, 0) 58%),
    var(--stand);
  clip-path: polygon(var(--p-cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--p-cut));
}
.page-products .archive-path h3 {
  margin: 0 0 10px;
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--score);
}
.page-products .archive-path p {
  margin: 0;
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--muted);
}
.page-products .path-steps {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  counter-reset: pstep;
}
.page-products .path-steps li {
  counter-increment: pstep;
  padding: 7px 14px;
  border: 1px solid var(--line);
  background: var(--night);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--score);
}
.page-products .path-steps li::before {
  content: counter(pstep, decimal-leading-zero);
  margin-right: 8px;
  color: var(--whistle);
}

/* ---------- 版本与安装 ---------- */
.page-products .ver-grid {
  display: grid;
  gap: var(--p-gap);
  align-items: start;
}
.page-products .timeline {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 4px 0 4px 30px;
  display: grid;
  gap: 26px;
}
.page-products .timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(to bottom, var(--whistle), var(--turf) 74%, rgba(29, 66, 50, 0));
}
.page-products .timeline__node {
  position: relative;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: var(--stand);
  transition: border-color 0.2s ease;
}
.page-products .timeline__node:hover {
  border-color: var(--whistle);
}
.page-products .timeline__node::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 22px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--whistle);
  box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.18);
}
.page-products .timeline__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 4vw, 1.9rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--score);
}
.page-products .timeline__year {
  margin: 7px 0 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--whistle);
}
.page-products .timeline__txt {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .ver-right {
  display: grid;
  gap: 12px;
}
.page-products .install-card {
  padding: 18px 20px;
  border: 1px solid var(--line);
  background: var(--stand);
}
.page-products .install-card h3 {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--score);
}
.page-products .install-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--muted);
}
.page-products .ver-right .install-num {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--whistle);
}

/* ---------- 设备要求与疑难 ---------- */
.page-products .req-grid {
  display: grid;
  gap: var(--p-gap);
  align-items: start;
}
.page-products .req-col {
  display: grid;
  gap: 10px;
  align-content: start;
}
.page-products .disclosure {
  border: 1px solid var(--line);
  border-left: 3px solid var(--turf);
  background: var(--stand);
  transition: border-left-color 0.2s ease;
}
.page-products .disclosure.is-open {
  border-left-color: var(--whistle);
}
.page-products .disclosure__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  border: 0;
  background: transparent;
  color: var(--score);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
}
.page-products .disclosure__trigger::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  color: var(--whistle-soft);
}
.page-products .disclosure.is-open .disclosure__trigger::after {
  content: "\2013";
}
.page-products .disclosure__trigger:focus-visible {
  outline: 2px solid var(--whistle);
  outline-offset: -2px;
}
.page-products .disclosure__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--whistle);
}
.page-products .disclosure__body {
  padding: 0 16px 16px 38px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--muted);
}
.page-products .disclosure__body p {
  margin: 0;
}

.page-products .trouble-list {
  display: grid;
  gap: 12px;
}
.page-products .trouble {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--line);
  background: var(--stand);
}
.page-products .trouble h3 {
  margin: 0 0 8px;
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--score);
}
.page-products .trouble p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}
.page-products .trouble a {
  color: var(--whistle-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 164, 92, 0.45);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-products .trouble a:hover {
  color: var(--whistle);
  border-bottom-color: var(--whistle);
}

/* ---------- 尾段引导 ---------- */
.page-products .cta-panel {
  padding: clamp(22px, 4vw, 42px);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 88% 10%, rgba(255, 107, 26, 0.2), rgba(255, 107, 26, 0) 56%),
    linear-gradient(150deg, var(--stand), var(--night));
  clip-path: polygon(var(--p-cut) 0, 100% 0, 100% calc(100% - var(--p-cut)), calc(100% - var(--p-cut)) 100%, 0 100%, 0 var(--p-cut));
}
.page-products .cta-panel h2 {
  margin: 0 0 12px;
  font-size: clamp(1.25rem, 3vw, 1.8rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--score);
}
.page-products .cta-panel p {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}
.page-products .cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .dl-specs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-products .sec-head {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
  .page-products .sec-head__idx {
    font-size: clamp(3rem, 5vw, 4.4rem);
  }
  .page-products .cap-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .dev-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .dev-pair::before {
    content: "";
    position: absolute;
    top: -3%;
    bottom: -3%;
    left: 50%;
    width: 2px;
    background: repeating-linear-gradient(to bottom, var(--line) 0 10px, rgba(29, 66, 50, 0) 10px 20px);
    transform: translateX(-1px) rotate(5deg);
    pointer-events: none;
  }
  .page-products .pad-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-products .cap-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--p-gap);
  }
}

@media (min-width: 980px) {
  .page-products .desk-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-products .ver-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }
  .page-products .ver-left {
    position: sticky;
    top: calc(var(--top-h) + 30px);
    align-self: start;
  }
  .page-products .req-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}