.page-products {
  --pp-gap: clamp(2.6rem, 6vw, 4.8rem);
  --pp-radius: 22px;
  --pp-glow: rgba(47, 230, 214, 0.12);
}

.page-products .breadcrumbs {
  padding-top: clamp(1.1rem, 3vw, 1.8rem);
}

.page-products .eyebrow {
  margin-bottom: 0.75rem;
}

.page-products .dl-lead {
  color: var(--muted);
  font-size: clamp(0.95rem, 1.6vw, 1.02rem);
  line-height: 1.85;
  max-width: 62ch;
}

.page-products .dl-versions,
.page-products .dl-flow,
.page-products .dl-fit,
.page-products .dl-cats,
.page-products .dl-pref,
.page-products .dl-book {
  padding-block: var(--pp-gap);
  scroll-margin-top: 96px;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  padding-block: clamp(1.8rem, 5vw, 3.4rem) 0;
  overflow: hidden;
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  top: -12%;
  right: -18%;
  width: min(780px, 96vw);
  height: 560px;
  background: linear-gradient(135deg, var(--pp-glow), rgba(10, 22, 40, 0) 64%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 68%);
  pointer-events: none;
}

.page-products .dl-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: center;
}

.page-products .dl-hero h1 {
  font-size: clamp(2.1rem, 6.2vw, 3.5rem);
  font-weight: 350;
  letter-spacing: 0.06em;
  line-height: 1.22;
  margin-bottom: 1.1rem;
}

.page-products .dl-hero__intro {
  color: var(--muted);
  font-size: clamp(0.98rem, 1.8vw, 1.06rem);
  line-height: 1.9;
  max-width: 56ch;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .dl-hero__media {
  margin: 0;
}

.page-products .ver-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: clamp(1.8rem, 4vw, 2.8rem);
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: linear-gradient(90deg, rgba(47, 230, 214, 0.09), rgba(255, 138, 61, 0.07));
}

.page-products .ver-strip__item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.72rem;
  border-radius: var(--pill);
  background: rgba(10, 22, 40, 0.55);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

/* ---------- 版本总览 ---------- */
.page-products .ver-rail {
  display: grid;
  gap: 0.9rem;
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
}

.page-products .ver-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.55rem 1rem;
  align-items: start;
  padding: 1.2rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: var(--ink-2);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.page-products .ver-row:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-dim);
}

.page-products .ver-row .index-num {
  color: var(--cyan);
  font-size: 0.86rem;
  padding-top: 0.25rem;
}

.page-products .ver-row__body h3 {
  font-size: 1.1rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  margin-bottom: 0.45rem;
}

.page-products .ver-row__body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-products .ver-row .label-tag {
  grid-column: 2;
  justify-self: start;
}

@media (min-width: 760px) {
  .page-products .ver-row {
    grid-template-columns: 76px 1fr auto;
    align-items: center;
    padding: 1.4rem 1.6rem;
  }

  .page-products .ver-row .label-tag {
    grid-column: auto;
    justify-self: end;
  }

  .page-products .ver-row .index-num {
    padding-top: 0;
  }
}

/* ---------- 下载与勾选流程 ---------- */
.page-products .flow-grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.6rem);
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
  align-items: start;
}

.page-products .flow-steps {
  display: grid;
  gap: 0.8rem;
}

.page-products .step {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(16, 36, 62, 0.92), rgba(10, 22, 40, 0.92));
  transition: border-color 0.3s var(--ease);
}

.page-products .step[open] {
  border-color: rgba(47, 230, 214, 0.45);
}

.page-products .step__head {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1.05rem 1.15rem;
  cursor: pointer;
  list-style: none;
}

.page-products .step__head::-webkit-details-marker {
  display: none;
}

.page-products .step__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  font-size: 1.05rem;
  color: var(--cyan);
  line-height: 1;
}

.page-products .step[open] .step__head::after {
  content: "–";
}

.page-products .step__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
  border-radius: var(--r-md);
}

.page-products .step__title {
  font-size: 1rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-products .step__head .index-num {
  color: var(--amber);
  font-size: 0.82rem;
}

.page-products .step__body {
  padding: 0 1.15rem 1.2rem;
}

.page-products .step__body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.85;
}

.page-products .flow-figure {
  margin: 0;
}

/* ---------- 桌面端功能与适配 ---------- */
.page-products .fit-grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .fit-copy h2,
.page-products .section__head h2,
.page-products .pref-copy h2,
.page-products .dl-cats h2 {
  font-size: clamp(1.5rem, 3.6vw, 2.1rem);
  font-weight: 380;
  letter-spacing: 0.05em;
  line-height: 1.3;
  margin-bottom: 0.9rem;
}

.page-products .fit-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.page-products .fit-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.page-products .fit-list .index-num {
  color: var(--cyan);
  font-size: 0.8rem;
  padding-top: 0.2rem;
}

.page-products .fit-list h3 {
  font-size: 1rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  margin-bottom: 0.35rem;
}

.page-products .fit-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-products .fit-figure {
  margin: 0;
}

.page-products .res-bar {
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
  padding: 1.2rem 1.3rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: var(--ink-2);
}

.page-products .res-bar__label {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.page-products .res-bar__track {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem 0.8rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.page-products .res-bar__tick {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-family: var(--mono);
  font-size: 0.78rem;
}

.page-products .res-bar__tick::before {
  content: "";
  position: absolute;
  top: -1rem;
  left: 0;
  width: 1px;
  height: 0.65rem;
  background: var(--cyan);
}

.page-products .res-bar__tick b {
  font-weight: 500;
  color: var(--paper);
}

.page-products .res-bar__tick i {
  font-style: normal;
  font-size: 0.72rem;
  color: var(--muted);
}

@media (min-width: 720px) {
  .page-products .fit-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .res-bar__track {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }
}

/* ---------- 分类标签 ---------- */
.page-products .cat-head {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.4rem);
  align-items: center;
}

.page-products .cat-head__figure {
  margin: 0;
}

.page-products .cat-scope {
  position: relative;
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
}

.page-products .cat-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}

.page-products .cat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .cat-chip {
  cursor: pointer;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(10, 22, 40, 0.6);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .cat-chip:hover {
  color: var(--paper);
  border-color: var(--cyan-dim);
}

.page-products #cf-all:checked ~ .cat-chips label[for="cf-all"],
.page-products #cf-a:checked ~ .cat-chips label[for="cf-a"],
.page-products #cf-b:checked ~ .cat-chips label[for="cf-b"],
.page-products #cf-c:checked ~ .cat-chips label[for="cf-c"],
.page-products #cf-d:checked ~ .cat-chips label[for="cf-d"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products #cf-all:focus-visible ~ .cat-chips label[for="cf-all"],
.page-products #cf-a:focus-visible ~ .cat-chips label[for="cf-a"],
.page-products #cf-b:focus-visible ~ .cat-chips label[for="cf-b"],
.page-products #cf-c:focus-visible ~ .cat-chips label[for="cf-c"],
.page-products #cf-d:focus-visible ~ .cat-chips label[for="cf-d"] {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-products .cat-grid {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(138px, 1fr));
  gap: 0.55rem;
}

.page-products .cat-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.62rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(16, 36, 62, 0.72);
  color: var(--paper);
  font-size: 0.88rem;
  text-align: center;
  transition: border-color 0.28s var(--ease), background 0.28s var(--ease), color 0.28s var(--ease);
}

.page-products .cat-item::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .cat-item[data-scene="b"]::before {
  background: var(--amber);
}

.page-products .cat-item[data-scene="c"]::before {
  background: var(--orange);
}

.page-products .cat-item[data-scene="d"]::before {
  background: var(--cyan-dim);
}

.page-products .cat-item:hover {
  border-color: var(--cyan);
  background: rgba(47, 230, 214, 0.1);
  color: var(--cyan);
}

.page-products #cf-a:checked ~ .cat-grid .cat-item:not([data-scene="a"]),
.page-products #cf-b:checked ~ .cat-grid .cat-item:not([data-scene="b"]),
.page-products #cf-c:checked ~ .cat-grid .cat-item:not([data-scene="c"]),
.page-products #cf-d:checked ~ .cat-grid .cat-item:not([data-scene="d"]) {
  display: none;
}

@media (min-width: 880px) {
  .page-products .cat-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  }
}

/* ---------- 设置项集中管理 ---------- */
.page-products .pref-grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .pref-figure {
  margin: 0;
}

.page-products .pref-panel {
  margin-top: 1.5rem;
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(16, 36, 62, 0.7);
}

.page-products .set-row {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "sw name"
    "sw note";
  gap: 0.15rem 0.85rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-products .set-row:last-child {
  border-bottom: 0;
}

.page-products .set-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}

.page-products .set-switch {
  grid-area: sw;
  position: relative;
  display: block;
  width: 44px;
  height: 24px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--ink-3);
  cursor: pointer;
  transition: background 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-products .set-switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--muted);
  transition: left 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .set-input:checked + .set-switch {
  background: rgba(47, 230, 214, 0.18);
  border-color: var(--cyan-dim);
}

.page-products .set-input:checked + .set-switch::after {
  left: 22px;
  background: var(--cyan);
}

.page-products .set-input:focus-visible + .set-switch {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-products .set-name {
  grid-area: name;
  font-size: 0.95rem;
  color: var(--paper);
}

.page-products .set-note {
  grid-area: note;
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
}

@media (min-width: 880px) {
  .page-products .pref-grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.1fr);
  }
}

/* ---------- 预约与对接 ---------- */
.page-products .book-panel {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.6rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(47, 230, 214, 0.13), rgba(255, 138, 61, 0.09) 68%, rgba(10, 22, 40, 0) 100%);
  overflow: hidden;
}

.page-products .book-panel h2 {
  font-size: clamp(1.5rem, 3.6vw, 2.05rem);
  font-weight: 380;
  letter-spacing: 0.05em;
  line-height: 1.3;
  margin-bottom: 0.9rem;
}

.page-products .book-lead {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.85;
  max-width: 64ch;
}

.page-products .book-ways {
  display: grid;
  gap: 1.1rem;
  margin: 1.7rem 0 1.6rem;
}

.page-products .book-way {
  padding-top: 0.85rem;
  border-top: 2px solid var(--cyan);
}

.page-products .book-way:nth-child(2) {
  border-top-color: var(--amber);
}

.page-products .book-way:nth-child(3) {
  border-top-color: var(--orange);
}

.page-products .book-way h3 {
  font-size: 0.98rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  margin-bottom: 0.4rem;
}

.page-products .book-way p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
  word-break: break-word;
}

.page-products .book-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-products .dl-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-links a {
  color: var(--cyan);
  font-size: 0.88rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.28s var(--ease), color 0.28s var(--ease);
}

.page-products .dl-links a:hover,
.page-products .dl-links a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

@media (min-width: 720px) {
  .page-products .book-ways {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
</final_css>

.page-products {
  --pp-gap: clamp(2.4rem, 6vw, 4.6rem);
  --pp-radius: 22px;
}

.page-products .breadcrumbs {
  padding-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-products .eyebrow {
  margin-bottom: 0.7rem;
}

.page-products .dl-lead {
  color: var(--muted);
  font-size: clamp(0.95rem, 1.6vw, 1.02rem);
  line-height: 1.9;
  max-width: 62ch;
}

.page-products .dl-hero,
.page-products .dl-versions,
.page-products .dl-flow,
.page-products .dl-fit,
.page-products .dl-cats,
.page-products .dl-pref,
.page-products .dl-book {
  padding-block-end: var(--pp-gap);
  scroll-margin-top: 96px;
}

.page-products .dl-versions,
.page-products .dl-flow,
.page-products .dl-fit,
.page-products .dl-cats,
.page-products .dl-pref,
.page-products .dl-book {
  padding-block-start: 0;
}

.page-products .dl-hero {
  position: relative;
  display: block;
  padding-block-start: clamp(1.6rem, 4vw, 2.6rem);
  overflow: hidden;
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -14%;
  width: min(720px, 92vw);
  height: 560px;
  background: linear-gradient(135deg, rgba(47, 230, 214, 0.16), rgba(47, 230, 214, 0) 62%),
    linear-gradient(215deg, rgba(255, 138, 61, 0.14), rgba(255, 138, 61, 0) 55%);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 72%);
  pointer-events: none;
}

.page-products .dl-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .dl-hero h1 {
  font-size: clamp(2rem, 6.4vw, 3.4rem);
  font-weight: 350;
  letter-spacing: 0.08em;
  line-height: 1.24;
  margin-bottom: 1rem;
  color: var(--paper);
}

.page-products .dl-hero__intro {
  color: var(--muted);
  font-size: clamp(0.98rem, 1.8vw, 1.06rem);
  line-height: 1.9;
  max-width: 58ch;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .dl-hero__media {
  margin: 0;
}

.page-products .ver-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: clamp(1.8rem, 4vw, 2.8rem);
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(90deg, rgba(47, 230, 214, 0.09), rgba(255, 138, 61, 0.07));
}

.page-products .ver-strip__item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.7rem;
  border-radius: var(--pill);
  background: rgba(10, 22, 40, 0.55);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.page-products .ver-strip__item .status-dot {
  flex: none;
}

/* 版本总览 */
.page-products .section__head {
  margin-bottom: clamp(1.4rem, 3vw, 2rem);
}

.page-products .section__head h2,
.page-products .fit-copy h2,
.page-products .pref-copy h2,
.page-products .book-panel h2 {
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 380;
  letter-spacing: 0.05em;
  line-height: 1.3;
  color: var(--paper);
  margin-bottom: 0.85rem;
}

.page-products .ver-rail {
  display: grid;
  gap: 0.85rem;
}

.page-products .ver-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.6rem 1rem;
  align-items: start;
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: linear-gradient(120deg, rgba(16, 36, 62, 0.95), rgba(10, 22, 40, 0.9));
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.page-products .ver-row:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-dim);
  box-shadow: var(--shadow-lift);
}

.page-products .ver-row .index-num {
  color: var(--cyan);
  font-size: 0.82rem;
  padding-top: 0.2rem;
}

.page-products .ver-row__body h3 {
  font-size: 1.1rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  color: var(--paper);
  margin-bottom: 0.45rem;
}

.page-products .ver-row__body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-products .ver-row .label-tag {
  grid-column: 2;
  justify-self: start;
}

/* 下载流程 */
.page-products .flow-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.6rem);
  align-items: start;
}

.page-products .flow-steps {
  display: grid;
  gap: 0.8rem;
}

.page-products .step {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(16, 36, 62, 0.72);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-products .step[open] {
  border-color: rgba(47, 230, 214, 0.42);
  background: rgba(22, 47, 77, 0.78);
}

.page-products .step__head {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1.05rem 1.15rem;
  cursor: pointer;
  list-style: none;
}

.page-products .step__head::-webkit-details-marker {
  display: none;
}

.page-products .step__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  font-size: 1.05rem;
  color: var(--cyan);
  line-height: 1;
}

.page-products .step[open] .step__head::after {
  content: "–";
}

.page-products .step__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
  border-radius: var(--r-md);
}

.page-products .step__title {
  font-size: 1rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-products .step__body {
  padding: 0 1.15rem 1.2rem;
}

.page-products .step__body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.85;
}

.page-products .flow-figure {
  margin: 0;
}

/* 桌面端适配 */
.page-products .fit-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .fit-copy p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1.2rem;
}

.page-products .fit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .fit-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.page-products .fit-list .index-num {
  color: var(--amber);
  font-size: 0.8rem;
  padding-top: 0.2rem;
}

.page-products .fit-list h3 {
  font-size: 0.98rem;
  font-weight: 450;
  color: var(--paper);
  margin-bottom: 0.3rem;
}

.page-products .fit-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-products .fit-figure {
  margin: 0;
}

.page-products .res-bar {
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
  padding: 1.2rem 1.3rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: rgba(10, 22, 40, 0.6);
}

.page-products .res-bar__label {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 1.3rem;
}

.page-products .res-bar__track {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1rem;
  border-top: 1px solid var(--line);
  padding-top: 1.3rem;
}

.page-products .res-bar__tick {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-family: var(--mono);
  font-size: 0.8rem;
}

.page-products .res-bar__tick::before {
  content: "";
  position: absolute;
  top: -1.3rem;
  left: 0;
  width: 1px;
  height: 0.8rem;
  background: var(--cyan);
}

.page-products .res-bar__tick b {
  font-weight: 500;
  color: var(--paper);
}

.page-products .res-bar__tick i {
  font-style: normal;
  font-size: 0.72rem;
  color: var(--muted);
}

/* 分类标签 */
.page-products .cat-head {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
  align-items: center;
  margin-bottom: clamp(1.4rem, 3vw, 2rem);
}

.page-products .cat-head__figure {
  margin: 0;
}

.page-products .cat-scope {
  position: relative;
}

.page-products .cat-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .cat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .cat-chip {
  cursor: pointer;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(10, 22, 40, 0.6);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .cat-chip:hover {
  color: var(--paper);
  border-color: var(--cyan-dim);
}

.page-products #cf-all:checked ~ .cat-chips label[for="cf-all"],
.page-products #cf-a:checked ~ .cat-chips label[for="cf-a"],
.page-products #cf-b:checked ~ .cat-chips label[for="cf-b"],
.page-products #cf-c:checked ~ .cat-chips label[for="cf-c"],
.page-products #cf-d:checked ~ .cat-chips label[for="cf-d"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products #cf-all:focus-visible ~ .cat-chips label[for="cf-all"],
.page-products #cf-a:focus-visible ~ .cat-chips label[for="cf-a"],
.page-products #cf-b:focus-visible ~ .cat-chips label[for="cf-b"],
.page-products #cf-c:focus-visible ~ .cat-chips label[for="cf-c"],
.page-products #cf-d:focus-visible ~ .cat-chips label[for="cf-d"] {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-products .cat-grid {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.55rem;
}

.page-products .cat-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.62rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(16, 36, 62, 0.7);
  color: var(--paper);
  font-size: 0.88rem;
  text-align: center;
  transition: border-color 0.28s var(--ease), color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .cat-item::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .cat-item[data-scene="b"]::before {
  background: var(--amber);
}

.page-products .cat-item[data-scene="c"]::before {
  background: var(--orange);
}

.page-products .cat-item[data-scene="d"]::before {
  background: var(--cyan-dim);
}

.page-products .cat-item:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(47, 230, 214, 0.08);
}

.page-products #cf-a:checked ~ .cat-grid .cat-item:not([data-scene="a"]),
.page-products #cf-b:checked ~ .cat-grid .cat-item:not([data-scene="b"]),
.page-products #cf-c:checked ~ .cat-grid .cat-item:not([data-scene="c"]),
.page-products #cf-d:checked ~ .cat-grid .cat-item:not([data-scene="d"]) {
  display: none;
}

/* 设置项 */
.page-products .pref-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .pref-figure {
  margin: 0;
}

.page-products .pref-copy > p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1.3rem;
}

.page-products .pref-panel {
  padding: 0.4rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(16, 36, 62, 0.68);
}

.page-products .set-row {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "sw name"
    "sw note";
  gap: 0.15rem 0.85rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-products .set-row:last-child {
  border-bottom: 0;
}

.page-products .set-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .set-switch {
  grid-area: sw;
  position: relative;
  display: block;
  width: 44px;
  height: 24px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--ink-3);
  cursor: pointer;
  transition: background 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-products .set-switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--muted);
  transition: left 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .set-input:checked + .set-switch {
  background: rgba(47, 230, 214, 0.18);
  border-color: var(--cyan-dim);
}

.page-products .set-input:checked + .set-switch::after {
  left: 22px;
  background: var(--cyan);
}

.page-products .set-input:focus-visible + .set-switch {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-products .set-name {
  grid-area: name;
  font-size: 0.95rem;
  color: var(--paper);
}

.page-products .set-note {
  grid-area: note;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted);
}

/* 预约区块 */
.page-products .book-panel {
  padding: clamp(1.5rem, 4vw, 2.6rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(47, 230, 214, 0.14), rgba(255, 138, 61, 0.09) 68%, rgba(10, 22, 40, 0) 100%);
}

.page-products .book-lead {
  color: var(--muted);
  line-height: 1.9;
  max-width: 64ch;
}

.page-products .book-ways {
  display: grid;
  gap: 1.1rem;
  margin: 1.6rem 0 1.5rem;
}

.page-products .book-way {
  padding-top: 0.85rem;
  border-top: 2px solid var(--cyan);
}

.page-products .book-way:nth-child(2) {
  border-top-color: var(--amber);
}

.page-products .book-way:nth-child(3) {
  border-top-color: var(--orange);
}

.page-products .book-way h3 {
  font-size: 0.98rem;
  font-weight: 450;
  color: var(--paper);
  margin-bottom: 0.35rem;
}

.page-products .book-way p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.page-products .book-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-products .dl-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  margin: 1.6rem 0 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-links a {
  color: var(--cyan);
  font-size: 0.88rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.28s var(--ease), color 0.28s var(--ease);
}

.page-products .dl-links a:hover,
.page-products .dl-links a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 720px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.9fr);
  }

  .page-products .ver-row {
    grid-template-columns: 76px minmax(0, 1fr) auto;
    align-items: center;
    padding: 1.3rem 1.5rem;
  }

  .page-products .ver-row .index-num {
    padding-top: 0;
  }

  .page-products .ver-row .label-tag {
    grid-column: auto;
    justify-self: end;
  }

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

  .page-products .fit-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
  }

  .page-products .pref-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  }

  .page-products .res-bar__track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 960px) {
  .page-products .cat-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  }

  .page-products .cat-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
}

.page-products {
  --pp-gap: clamp(2.4rem, 6vw, 4.6rem);
  --pp-radius: 22px;
}

.page-products .breadcrumbs {
  padding-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-products .eyebrow {
  margin-bottom: 0.7rem;
}

.page-products .dl-lead {
  color: var(--muted);
  font-size: clamp(0.95rem, 1.6vw, 1.02rem);
  line-height: 1.9;
  max-width: 62ch;
}

.page-products .section__head {
  margin-bottom: clamp(1.4rem, 3vw, 2rem);
}

.page-products .section__head h2,
.page-products .fit-copy h2,
.page-products .pref-copy h2,
.page-products .book-panel h2 {
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 380;
  letter-spacing: 0.05em;
  line-height: 1.3;
  color: var(--paper);
  margin-bottom: 0.85rem;
}

.page-products .dl-hero,
.page-products .dl-versions,
.page-products .dl-flow,
.page-products .dl-fit,
.page-products .dl-cats,
.page-products .dl-pref,
.page-products .dl-book {
  scroll-margin-top: 96px;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  padding-block: clamp(1.6rem, 4vw, 2.6rem) var(--pp-gap);
  overflow: hidden;
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  top: -16%;
  right: -12%;
  width: min(720px, 92vw);
  height: 560px;
  background: linear-gradient(135deg, rgba(47, 230, 214, 0.16), rgba(47, 230, 214, 0) 62%),
    linear-gradient(215deg, rgba(255, 138, 61, 0.14), rgba(255, 138, 61, 0) 58%);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 72%);
  pointer-events: none;
}

.page-products .dl-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .dl-hero h1 {
  font-size: clamp(2rem, 6.4vw, 3.4rem);
  font-weight: 350;
  letter-spacing: 0.08em;
  line-height: 1.24;
  color: var(--paper);
  margin-bottom: 1rem;
}

.page-products .dl-hero__intro {
  color: var(--muted);
  font-size: clamp(0.98rem, 1.8vw, 1.06rem);
  line-height: 1.9;
  max-width: 58ch;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .dl-hero__media {
  margin: 0;
}

.page-products .ver-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: clamp(1.8rem, 4vw, 2.8rem);
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(90deg, rgba(47, 230, 214, 0.09), rgba(255, 138, 61, 0.07));
}

.page-products .ver-strip__item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.7rem;
  border-radius: var(--pill);
  background: rgba(10, 22, 40, 0.55);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.page-products .ver-strip__item .status-dot {
  flex: none;
}

/* ---------- 版本总览 ---------- */
.page-products .ver-rail {
  display: grid;
  gap: 0.85rem;
}

.page-products .ver-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.6rem 1rem;
  align-items: start;
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: linear-gradient(120deg, rgba(16, 36, 62, 0.95), rgba(10, 22, 40, 0.9));
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.page-products .ver-row:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-dim);
  box-shadow: var(--shadow-lift);
}

.page-products .ver-row .index-num {
  color: var(--cyan);
  font-size: 0.82rem;
  padding-top: 0.2rem;
}

.page-products .ver-row__body h3 {
  font-size: 1.1rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  color: var(--paper);
  margin-bottom: 0.45rem;
}

.page-products .ver-row__body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-products .ver-row .label-tag {
  grid-column: 2;
  justify-self: start;
}

/* ---------- 下载与分类勾选 ---------- */
.page-products .flow-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.6rem);
  align-items: start;
}

.page-products .flow-steps {
  display: grid;
  gap: 0.8rem;
}

.page-products .step {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(16, 36, 62, 0.72);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-products .step[open] {
  border-color: rgba(47, 230, 214, 0.42);
  background: rgba(22, 47, 77, 0.78);
}

.page-products .step__head {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1.05rem 1.15rem;
  cursor: pointer;
  list-style: none;
}

.page-products .step__head::-webkit-details-marker {
  display: none;
}

.page-products .step__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--cyan);
}

.page-products .step[open] .step__head::after {
  content: "–";
}

.page-products .step__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
  border-radius: var(--r-md);
}

.page-products .step__head .index-num {
  color: var(--amber);
  font-size: 0.82rem;
}

.page-products .step__title {
  font-size: 1rem;
  font-weight: 450;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-products .step__body {
  padding: 0 1.15rem 1.2rem;
}

.page-products .step__body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.85;
}

.page-products .flow-figure {
  margin: 0;
}

/* ---------- 桌面端适配 ---------- */
.page-products .fit-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .fit-copy > p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1.2rem;
}

.page-products .fit-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.page-products .fit-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.page-products .fit-list .index-num {
  color: var(--amber);
  font-size: 0.8rem;
  padding-top: 0.2rem;
}

.page-products .fit-list h3 {
  font-size: 0.98rem;
  font-weight: 450;
  color: var(--paper);
  margin-bottom: 0.3rem;
}

.page-products .fit-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-products .fit-figure {
  margin: 0;
}

.page-products .res-bar {
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
  padding: 1.2rem 1.3rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: rgba(10, 22, 40, 0.6);
}

.page-products .res-bar__label {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 1.3rem;
}

.page-products .res-bar__track {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--line);
}

.page-products .res-bar__tick {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-family: var(--mono);
  font-size: 0.8rem;
}

.page-products .res-bar__tick::before {
  content: "";
  position: absolute;
  top: -1.3rem;
  left: 0;
  width: 1px;
  height: 0.8rem;
  background: var(--cyan);
}

.page-products .res-bar__tick b {
  font-weight: 500;
  color: var(--paper);
}

.page-products .res-bar__tick i {
  font-style: normal;
  font-size: 0.72rem;
  color: var(--muted);
}

/* ---------- 分类标签 ---------- */
.page-products .cat-head {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
  align-items: center;
  margin-bottom: clamp(1.4rem, 3vw, 2rem);
}

.page-products .cat-head__figure {
  margin: 0;
}

.page-products .cat-scope {
  position: relative;
}

.page-products .cat-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .cat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .cat-chip {
  cursor: pointer;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(10, 22, 40, 0.6);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .cat-chip:hover {
  color: var(--paper);
  border-color: var(--cyan-dim);
}

.page-products #cf-all:checked ~ .cat-chips label[for="cf-all"],
.page-products #cf-a:checked ~ .cat-chips label[for="cf-a"],
.page-products #cf-b:checked ~ .cat-chips label[for="cf-b"],
.page-products #cf-c:checked ~ .cat-chips label[for="cf-c"],
.page-products #cf-d:checked ~ .cat-chips label[for="cf-d"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products #cf-all:focus-visible ~ .cat-chips label[for="cf-all"],
.page-products #cf-a:focus-visible ~ .cat-chips label[for="cf-a"],
.page-products #cf-b:focus-visible ~ .cat-chips label[for="cf-b"],
.page-products #cf-c:focus-visible ~ .cat-chips label[for="cf-c"],
.page-products #cf-d:focus-visible ~ .cat-chips label[for="cf-d"] {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-products .cat-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.55rem;
  margin: 1.4rem 0 0;
  padding: 0;
}

.page-products .cat-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.62rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(16, 36, 62, 0.7);
  color: var(--paper);
  font-size: 0.88rem;
  text-align: center;
  transition: border-color 0.28s var(--ease), color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .cat-item::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .cat-item[data-scene="b"]::before {
  background: var(--amber);
}

.page-products .cat-item[data-scene="c"]::before {
  background: var(--orange);
}

.page-products .cat-item[data-scene="d"]::before {
  background: var(--cyan-dim);
}

.page-products .cat-item:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(47, 230, 214, 0.08);
}

.page-products #cf-a:checked ~ .cat-grid .cat-item:not([data-scene="a"]),
.page-products #cf-b:checked ~ .cat-grid .cat-item:not([data-scene="b"]),
.page-products #cf-c:checked ~ .cat-grid .cat-item:not([data-scene="c"]),
.page-products #cf-d:checked ~ .cat-grid .cat-item:not([data-scene="d"]) {
  display: none;
}

/* ---------- 设置项集中管理 ---------- */
.page-products .pref-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.8rem);
  align-items: center;
}

.page-products .pref-figure {
  margin: 0;
}

.page-products .pref-copy > p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1.3rem;
}

.page-products .pref-panel {
  padding: 0.4rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(16, 36, 62, 0.68);
}

.page-products .set-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "sw name"
    "sw note";
  gap: 0.15rem 0.85rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-products .set-row:last-child {
  border-bottom: 0;
}

.page-products .set-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .set-switch {
  grid-area: sw;
  position: relative;
  display: block;
  width: 44px;
  height: 24px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--ink-3);
  cursor: pointer;
  transition: background 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-products .set-switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--muted);
  transition: left 0.28s var(--ease), background 0.28s var(--ease);
}

.page-products .set-input:checked + .set-switch {
  background: rgba(47, 230, 214, 0.18);
  border-color: var(--cyan-dim);
}

.page-products .set-input:checked + .set-switch::after {
  left: 22px;
  background: var(--cyan);
}

.page-products .set-input:focus-visible + .set-switch {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-products .set-name {
  grid-area: name;
  font-size: 0.95rem;
  color: var(--paper);
}

.page-products .set-note {
  grid-area: note;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 预约与对接 ---------- */
.page-products .book-panel {
  padding: clamp(1.5rem, 4vw, 2.6rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(47, 230, 214, 0.14), rgba(255, 138, 61, 0.09) 68%, rgba(10, 22, 40, 0) 100%);
}

.page-products .book-lead {
  color: var(--muted);
  line-height: 1.9;
  max-width: 64ch;
}

.page-products .book-ways {
  display: grid;
  gap: 1.1rem;
  margin: 1.6rem 0 1.5rem;
}

.page-products .book-way {
  padding-top: 0.85rem;
  border-top: 2px solid var(--cyan);
}

.page-products .book-way:nth-child(2) {
  border-top-color: var(--amber);
}

.page-products .book-way:nth-child(3) {
  border-top-color: var(--orange);
}

.page-products .book-way h3 {
  font-size: 0.98rem;
  font-weight: 450;
  color: var(--paper);
  margin-bottom: 0.35rem;
}

.page-products .book-way p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.page-products .book-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-products .dl-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  margin: 1.6rem 0 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-links a {
  color: var(--cyan);
  font-size: 0.88rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.28s var(--ease), color 0.28s var(--ease);
}

.page-products .dl-links a:hover,
.page-products .dl-links a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 720px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.9fr);
  }

  .page-products .ver-row {
    grid-template-columns: 76px minmax(0, 1fr) auto;
    align-items: center;
    padding: 1.3rem 1.5rem;
  }

  .page-products .ver-row .index-num {
    padding-top: 0;
  }

  .page-products .ver-row .label-tag {
    grid-column: auto;
    justify-self: end;
  }

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

  .page-products .fit-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
  }

  .page-products .pref-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  }

  .page-products .res-bar__track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 960px) {
  .page-products .cat-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  }
}