.page-products {
  --sv-line: rgba(168, 182, 196, 0.16);
  --sv-line-strong: rgba(168, 182, 196, 0.26);
  --sv-gold-deep: #A9721B;
  --sv-celadon-deep: #2F6B5C;
  --sv-ink-70: rgba(8, 19, 31, 0.7);
  background: var(--night);
  color: var(--paper);
  overflow-x: clip;
}

/* 面包屑 */
.page-products .sv-crumbs {
  padding-block: 18px 0;
}
.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}
.page-products .breadcrumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}
.page-products .breadcrumbs__link:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--line-gold);
}
.page-products .breadcrumbs__sep {
  color: rgba(168, 182, 196, 0.45);
}
.page-products .breadcrumbs__item[aria-current="page"] {
  color: var(--gold);
}

/* 首屏 */
.page-products .sv-hero {
  display: grid;
  gap: 34px;
  padding-block: clamp(30px, 6vw, 64px) clamp(40px, 7vw, 96px);
}
.page-products .sv-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(38px, 6.4vw, 82px);
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--paper);
}
.page-products .sv-hero__title span {
  display: block;
  margin-top: 6px;
  font-weight: 300;
  color: var(--gold);
}
.page-products .sv-hero__lede {
  max-width: 40em;
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--mist);
}
.page-products .sv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-products .sv-hero__aside-title {
  margin: 0 0 10px;
  color: var(--celadon);
  font-size: 11px;
  letter-spacing: 0.1em;
}
.page-products .sv-hero__index {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--sv-line);
}
.page-products .sv-hero__index li {
  border-bottom: 1px solid var(--sv-line);
}
.page-products .sv-hero__index a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 2px;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.16s ease, padding-left 0.16s ease;
}
.page-products .sv-hero__index a:hover {
  color: var(--gold-soft);
  padding-left: 6px;
}
.page-products .sv-hero__index .mono {
  flex: none;
  color: var(--cinnabar-soft);
  font-size: 11px;
  letter-spacing: 0.06em;
}

/* 通用区块标题 */
.page-products .sv-head {
  max-width: 730px;
  margin-bottom: clamp(26px, 4vw, 46px);
}
.page-products .sv-head--tight {
  margin-bottom: clamp(24px, 3vw, 40px);
}
.page-products .section-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(25px, 3.5vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--paper);
}
.page-products .sv-head .lede {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--mist);
}

/* 服务地图 */
.page-products .sv-map {
  padding-block: clamp(40px, 6vw, 80px) clamp(44px, 7vw, 92px);
}
.page-products .sv-map__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}
.page-products .sv-map__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 22px;
  background: var(--panel);
  border: 1px solid var(--line-cool);
  border-radius: var(--radius-m);
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.page-products .sv-map__item:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold);
  background: #123049;
}
.page-products .sv-map__item--start {
  border-left: 2px solid var(--gold);
}
.page-products .sv-map__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.page-products .sv-map__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  color: var(--paper);
}
.page-products .sv-map__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .sv-map__link {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--gold-soft);
  text-decoration: none;
}
.page-products .sv-map__link::after {
  content: " →";
  color: var(--cinnabar-soft);
}
.page-products .sv-map__link:hover {
  color: var(--paper);
}

/* V3 记录工作台 */
.page-products .sv-v3 {
  padding-block: clamp(44px, 6vw, 88px);
  border-top: 1px solid var(--sv-line);
}
.page-products .sv-v3__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}
.page-products .sv-v3__lede {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--mist);
}
.page-products .sv-feats {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}
.page-products .sv-feats li {
  display: grid;
  grid-template-columns: minmax(56px, auto) minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--sv-line);
}
.page-products .sv-feats li:last-child {
  border-bottom: 1px solid var(--sv-line);
}
.page-products .sv-feats .mono {
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gold);
}
.page-products .sv-feats strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  color: var(--paper);
}
.page-products .sv-feats p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .hint {
  color: var(--gold-soft);
  border-bottom: 1px dashed var(--line-gold);
  cursor: help;
}

/* 图片容器 */
.page-products .media-frame {
  margin: 0;
  border: 1px solid var(--line-cool);
  border-radius: var(--radius-m);
  background: var(--panel);
  overflow: hidden;
}
.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .media-frame__caption {
  padding: 11px 15px;
  border-top: 1px solid var(--line-cool);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* 规则对照 */
.page-products .sv-compare {
  padding-block: clamp(46px, 7vw, 96px);
  background: var(--ink);
  border-block: 1px solid var(--line-cool);
}
.page-products .sv-compare__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}
.page-products .sv-compare__stamp {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cinnabar-soft);
}
.page-products .compare {
  border: 1px solid var(--line-cool);
  border-radius: var(--radius-m);
  background: rgba(16, 40, 63, 0.72);
  overflow: hidden;
}
.page-products .compare__head {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 10px;
  align-items: center;
  padding: 13px 18px;
  background: rgba(117, 184, 164, 0.1);
  border-bottom: 1px solid var(--line-cool);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--celadon);
}
.page-products .compare__arrow {
  color: var(--gold);
}
.page-products .compare__row {
  border-bottom: 1px solid var(--line-cool);
}
.page-products .compare__row:last-child {
  border-bottom: 0;
}
.page-products .compare__row summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}
.page-products .compare__row summary::-webkit-details-marker {
  display: none;
}
.page-products .compare__row summary::before {
  content: "＋";
  flex: none;
  font-size: 13px;
  color: var(--gold);
}
.page-products .compare__row[open] summary::before {
  content: "－";
}
.page-products .compare__row summary:hover {
  background: rgba(233, 180, 92, 0.06);
}
.page-products .compare__body {
  display: grid;
  border-top: 1px solid var(--line-soft);
}
.page-products .compare__col {
  padding: 15px 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}
.page-products .compare__col p {
  margin: 0;
}
.page-products .compare__col .mono {
  display: block;
  margin-bottom: 6px;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--celadon);
}
.page-products .compare__col + .compare__col {
  border-top: 1px solid var(--line-soft);
}

/* 新手房间：米白反转区 */
.page-products .sv-rooms {
  padding-block: clamp(46px, 7vw, 100px);
  background: var(--paper);
  color: var(--night);
}
.page-products .sv-rooms .eyebrow {
  color: var(--sv-gold-deep);
}
.page-products .sv-rooms .section-title {
  color: var(--night);
}
.page-products .sv-rooms__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}
.page-products .sv-rooms__note {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--sv-ink-70);
}
.page-products .sv-rooms__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}
.page-products .chip {
  padding: 8px 15px;
  border: 1px solid rgba(8, 19, 31, 0.18);
  border-radius: var(--radius-pill);
  background: transparent;
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--night);
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}
.page-products .chip:hover {
  border-color: var(--night);
}
.page-products:has(#rf-all:checked) .chip[for="rf-all"],
.page-products:has(#rf-four:checked) .chip[for="rf-four"],
.page-products:has(#rf-pair:checked) .chip[for="rf-pair"],
.page-products:has(#rf-fast:checked) .chip[for="rf-fast"],
.page-products:has(#rf-end:checked) .chip[for="rf-end"],
.page-products:has(#rf-review:checked) .chip[for="rf-review"],
.page-products:has(#rf-free:checked) .chip[for="rf-free"] {
  background: var(--night);
  border-color: var(--night);
  color: var(--paper);
}
.page-products .sv-rooms__figure {
  margin-top: 24px;
  border-color: rgba(8, 19, 31, 0.12);
  background: #fff;
}
.page-products .sv-rooms__figure .media-frame__caption {
  border-top-color: rgba(8, 19, 31, 0.1);
  color: rgba(8, 19, 31, 0.6);
}
.page-products .rf {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-products .room-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}
.page-products #rf-four:checked ~ .room-grid .room-card:not([data-room="four"]),
.page-products #rf-pair:checked ~ .room-grid .room-card:not([data-room="pair"]),
.page-products #rf-fast:checked ~ .room-grid .room-card:not([data-room="fast"]),
.page-products #rf-end:checked ~ .room-grid .room-card:not([data-room="end"]),
.page-products #rf-review:checked ~ .room-grid .room-card:not([data-room="review"]),
.page-products #rf-free:checked ~ .room-grid .room-card:not([data-room="free"]) {
  display: none;
}
.page-products .room-card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 22px 20px;
  background: #ffffff;
  border: 1px solid rgba(8, 19, 31, 0.1);
  border-radius: var(--radius-m);
  transition: border-color 0.16s ease, transform 0.16s ease;
}
.page-products .room-card:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 107, 92, 0.5);
}
.page-products .room-card__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sv-celadon-deep);
}
.page-products .room-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.4;
  color: var(--night);
}
.page-products .room-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sv-ink-70);
}
.page-products .room-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 2px 0 0;
  padding: 0;
}
.page-products .room-card__meta div {
  display: flex;
  align-items: baseline;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(8, 19, 31, 0.05);
}
.page-products .room-card__meta dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: rgba(8, 19, 31, 0.5);
}
.page-products .room-card__meta dd {
  margin: 0;
  font-size: 12.5px;
  color: var(--night);
}
.page-products .room-card__drill {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(8, 19, 31, 0.16);
  font-size: 13px;
  line-height: 1.7;
  color: var(--sv-gold-deep);
}
.page-products .room-card__drill .mono {
  margin-right: 6px;
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--sv-celadon-deep);
}

/* 固定玩法与三步上手 */
.page-products .sv-drills {
  padding-block: clamp(46px, 7vw, 96px);
}
.page-products .sv-drills__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}
.page-products .sv-drills__lede {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--mist);
}
.page-products .sv-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}
.page-products .sv-steps li {
  display: grid;
  grid-template-columns: minmax(64px, auto) minmax(0, 1fr);
  gap: 16px;
  padding: 17px 0;
  border-top: 1px solid var(--sv-line);
}
.page-products .sv-steps li:last-child {
  border-bottom: 1px solid var(--sv-line);
}
.page-products .sv-steps__num {
  padding-top: 3px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cinnabar-soft);
}
.page-products .sv-steps strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15.5px;
  color: var(--gold-soft);
}
.page-products .sv-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .sv-drills__cta {
  margin-top: 26px;
}

/* 登录与访问 */
.page-products .sv-login {
  padding-block: clamp(40px, 6vw, 88px);
}
.page-products .sv-login__panel {
  display: grid;
  border: 1px solid var(--line-cool);
  border-radius: var(--radius-l);
  background: var(--panel);
  overflow: hidden;
}
.page-products .sv-login__figure {
  margin: 0;
}
.page-products .sv-login__figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}
.page-products .sv-login__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  padding: clamp(24px, 4vw, 46px);
}
.page-products .sv-login__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist);
}
.page-products .sv-login__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
}
.page-products .sv-login__list li {
  position: relative;
  padding: 8px 0 8px 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper);
  border-top: 1px solid var(--line-soft);
}
.page-products .sv-login__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 6px;
  height: 6px;
  background: var(--celadon);
  transform: rotate(45deg);
}
.page-products .sv-login__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

/* 服务能力数据 */
.page-products .sv-stats {
  padding-block: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--sv-line);
}
.page-products .sv-stats__row {
  display: grid;
  gap: 26px 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
}
.page-products .sv-stat {
  border-top: 2px solid var(--line-gold);
  padding-top: 16px;
}
.page-products .sv-stat dt {
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}
.page-products .sv-stat dd {
  margin: 0;
}
.page-products .sv-num {
  display: inline-block;
  font-size: clamp(34px, 4.8vw, 54px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
}
.page-products .sv-unit {
  margin-left: 6px;
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--mist);
}
.page-products .sv-stat__note {
  display: block;
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .sv-tail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: clamp(34px, 5vw, 56px);
  padding-top: 24px;
  border-top: 1px solid var(--sv-line);
}
.page-products .sv-tail p {
  flex: 1 1 260px;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* 响应式 */
@media (min-width: 720px) {
  .page-products .sv-map__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .room-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .compare__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .page-products .compare__col + .compare__col {
    border-top: 0;
    border-left: 1px solid rgba(117, 184, 164, 0.34);
  }
}

@media (min-width: 960px) {
  .page-products .sv-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    gap: clamp(32px, 5vw, 76px);
    padding-block: clamp(40px, 5.5vw, 88px) clamp(52px, 7vw, 108px);
  }
  .page-products .sv-v3__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }
  .page-products .sv-drills__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }
  .page-products .sv-login__panel {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
  .page-products .sv-stats__row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .sv-map__list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 18px;
  }
  .page-products .sv-map__item:nth-child(1),
  .page-products .sv-map__item:nth-child(2) {
    grid-column: span 3;
  }
  .page-products .sv-map__item:nth-child(3),
  .page-products .sv-map__item:nth-child(4),
  .page-products .sv-map__item:nth-child(5) {
    grid-column: span 2;
  }
  .page-products .sv-map__item:nth-child(4),
  .page-products .sv-map__item:nth-child(5) {
    margin-top: 24px;
  }
}

@media (min-width: 1024px) {
  .page-products .sv-rooms__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }
  .page-products .sv-rooms__side {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }
  .page-products .sv-compare__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sv-map__item,
  .page-products .room-card,
  .page-products .sv-hero__index a,
  .page-products .chip {
    transition: none;
  }
  .page-products .sv-map__item:hover,
  .page-products .room-card:hover,
  .page-products .sv-hero__index a:hover {
    transform: none;
    padding-left: 2px;
  }
}
<<<END>>>