.page-products {
  --sv-rail-w: clamp(228px, 21vw, 272px);
  --sv-cut: 20px;
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-products .sv-hero {
  padding: clamp(20px, 4vw, 40px) 0 clamp(30px, 6vw, 58px);
}

.page-products .sv-hero__frame {
  position: relative;
  padding: clamp(26px, 6vw, 64px) clamp(20px, 5vw, 58px);
  border: 1px solid var(--xt-line-strong);
  background:
    linear-gradient(165deg, rgba(22, 36, 28, .92), rgba(11, 26, 20, .98));
  clip-path: polygon(0 0, calc(100% - 42px) 0, 100% 42px, 100% 100%, 42px 100%, 0 calc(100% - 42px));
}

.page-products .sv-hero__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 51px, rgba(192, 198, 194, .06) 51px 52px),
    repeating-linear-gradient(90deg, transparent 0 51px, rgba(192, 198, 194, .06) 51px 52px);
  mask-image: linear-gradient(120deg, rgba(0, 0, 0, .9), transparent 78%);
}

.page-products .sv-hero__kicker {
  position: relative;
  color: var(--xt-lime);
}

.page-products .sv-hero__title {
  position: relative;
  margin: 16px 0 0;
  font-size: clamp(30px, 7.2vw, 60px);
  line-height: 1.1;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--xt-white);
  max-width: 17em;
}

.page-products .sv-hero__lead {
  position: relative;
  margin: 20px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--xt-silver);
}

.page-products .sv-hero__cta {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .sv-hero__band {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin-top: clamp(20px, 4vw, 34px);
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--xt-line);
}

.page-products .sv-hero__stat {
  padding: 18px 12px 0 0;
  border-left: 1px solid var(--xt-line);
  padding-left: 14px;
}

.page-products .sv-hero__num {
  display: block;
  font-family: var(--xt-mono);
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--xt-lime);
}

.page-products .sv-hero__unit {
  font-size: .5em;
  margin-left: 2px;
}

.page-products .sv-hero__label {
  display: block;
  margin-top: 8px;
  font-family: var(--xt-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--xt-muted);
}

@media (min-width: 720px) {
  .page-products .sv-hero__band {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- 双栏骨架 ---------- */
.page-products .sv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
  align-items: start;
}

@media (min-width: 980px) {
  .page-products .sv-layout {
    grid-template-columns: var(--sv-rail-w) minmax(0, 1fr);
    gap: clamp(34px, 4vw, 72px);
  }
  .page-products .sv-rail__sticky {
    position: sticky;
    top: 118px;
  }
}

/* ---------- 侧栏 ---------- */
.page-products .sv-rail__label {
  color: var(--xt-muted);
  margin-bottom: 12px;
}

.page-products .sv-rail__label + .sv-rail__plans {
  margin-bottom: 32px;
}

.page-products .sv-rail__plans {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .sv-plan {
  display: block;
  padding: 14px 16px 16px;
  border: 1px solid var(--xt-line);
  background: rgba(22, 36, 28, .7);
  text-decoration: none;
  transition: border-color .18s var(--xt-ease), background .18s var(--xt-ease);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-products .sv-plan--hot {
  border-color: rgba(199, 255, 60, .5);
  background: rgba(199, 255, 60, .06);
}

.page-products .sv-plan:hover,
.page-products .sv-plan:focus-visible {
  border-color: var(--xt-lime);
  background: rgba(199, 255, 60, .1);
}

.page-products .sv-plan__name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--xt-white);
}

.page-products .sv-plan__meta {
  display: block;
  margin-top: 6px;
  font-family: var(--xt-mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--xt-muted);
}

.page-products .sv-scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .sv-scale__seg {
  position: relative;
  padding-left: 2px;
}

.page-products .sv-scale__bar {
  display: block;
  height: 8px;
  border-radius: 1px;
  background: linear-gradient(90deg, var(--xt-orange), rgba(255, 138, 43, .45));
  transition: filter .18s var(--xt-ease);
}

.page-products .sv-scale__seg:nth-child(2) .sv-scale__bar {
  width: 78%;
}

.page-products .sv-scale__seg:nth-child(3) .sv-scale__bar {
  width: 54%;
}

.page-products .sv-scale__seg--base .sv-scale__bar {
  width: 30%;
  background: linear-gradient(90deg, var(--xt-silver), rgba(192, 198, 194, .3));
}

.page-products .sv-scale__seg:hover .sv-scale__bar,
.page-products .sv-scale__seg:focus-within .sv-scale__bar {
  filter: brightness(1.25);
}

.page-products .sv-scale__name {
  display: block;
  margin-top: 7px;
  font-family: var(--xt-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--xt-silver);
}

.page-products .sv-scale__tip {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--xt-muted);
}

/* ---------- 内容段落通用 ---------- */
.page-products .sv-sec {
  padding-top: clamp(38px, 7vw, 76px);
}

.page-products .sv-sec:first-child {
  padding-top: 0;
}

.page-products .sv-sec + .sv-sec {
  border-top: 1px solid var(--xt-line);
}

.page-products .sv-sec__head {
  max-width: 46em;
  margin-bottom: clamp(22px, 4vw, 38px);
}

.page-products .sv-sec__head .xt-index {
  color: var(--xt-lime);
}

.page-products .sv-sec__title {
  margin: 12px 0 0;
  font-size: clamp(24px, 4.6vw, 38px);
  line-height: 1.18;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--xt-white);
}

.page-products .sv-sec__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--xt-silver);
  max-width: 36em;
}

.page-products .sv-sec__note {
  margin: 24px 0 0;
  padding-left: 16px;
  border-left: 2px solid rgba(199, 255, 60, .5);
  font-size: 14px;
  line-height: 1.85;
  color: var(--xt-muted);
  max-width: 40em;
}

.page-products .sv-sec__note a {
  color: var(--xt-lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(199, 255, 60, .4);
}

.page-products .sv-sec__note a:hover,
.page-products .sv-sec__note a:focus-visible {
  border-bottom-color: var(--xt-lime);
}

/* ---------- 会员档位卡 ---------- */
.page-products .sv-plans {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .sv-plan-card {
  padding: 24px 22px 26px;
  border: 1px solid var(--xt-line);
  background: var(--xt-panel);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
  transition: border-color .18s var(--xt-ease);
}

.page-products .sv-plan-card:hover {
  border-color: var(--xt-orange);
}

.page-products .sv-plan-card--hot {
  border-color: rgba(199, 255, 60, .55);
  background: linear-gradient(160deg, rgba(199, 255, 60, .08), rgba(22, 36, 28, .95));
}

.page-products .sv-plan-card__name {
  margin: 0;
  font-size: 20px;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--xt-white);
}

.page-products .sv-plan-card--hot .sv-plan-card__name {
  color: var(--xt-lime);
}

.page-products .sv-plan-card__fit {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--xt-silver);
}

.page-products .sv-plan-card__list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-products .sv-plan-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--xt-silver);
}

.page-products .sv-plan-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  background: var(--xt-lime);
  clip-path: polygon(0 0, 100% 0, 0 100%);
}

.page-products .sv-plan-card__cycle {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--xt-line);
  font-family: var(--xt-mono);
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: .02em;
  color: var(--xt-muted);
}

@media (min-width: 860px) {
  .page-products .sv-plans {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
  .page-products .sv-plan-card:nth-child(2) {
    margin-top: 28px;
  }
  .page-products .sv-plan-card:nth-child(3) {
    margin-top: 56px;
  }
}

/* ---------- 折扣步骤 ---------- */
.page-products .sv-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .sv-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--xt-line);
}

.page-products .sv-step:first-child {
  border-top: 1px solid var(--xt-line);
}

.page-products .sv-step__n {
  font-family: var(--xt-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--xt-orange);
  padding-top: 3px;
}

.page-products .sv-step__body h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: -.01em;
  font-weight: 700;
  color: var(--xt-white);
}

.page-products .sv-step__body p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--xt-silver);
  max-width: 38em;
}

.page-products .sv-windows {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 28px;
}

.page-products .sv-window {
  padding: 18px;
  border: 1px solid var(--xt-line);
  border-left: 3px solid var(--xt-orange);
  background: rgba(255, 138, 43, .06);
}

.page-products .sv-window--base {
  border-left-color: var(--xt-silver);
  background: rgba(192, 198, 194, .05);
}

.page-products .sv-window__tag {
  display: inline-block;
  font-family: var(--xt-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--xt-orange);
  border: 1px solid rgba(255, 138, 43, .45);
  padding: 2px 8px;
}

.page-products .sv-window--base .sv-window__tag {
  color: var(--xt-silver);
  border-color: var(--xt-line-strong);
}

.page-products .sv-window h3 {
  margin: 12px 0 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--xt-white);
}

.page-products .sv-window p {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--xt-silver);
}

@media (min-width: 720px) {
  .page-products .sv-windows {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-products .sv-windows {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 标签筛选 ---------- */
.page-products .sv-filter {
  border: 1px solid var(--xt-line);
  background: rgba(16, 19, 17, .6);
  padding: clamp(18px, 3vw, 28px);
}

.page-products .sv-filter__hint {
  color: var(--xt-muted);
  margin-bottom: 14px;
}

.page-products .sv-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .sv-filter__count {
  margin: 18px 0 14px;
  font-family: var(--xt-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--xt-muted);
}

.page-products .sv-filter__count b {
  color: var(--xt-lime);
  font-weight: 700;
}

.page-products .sv-clubs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-products .sv-club {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--xt-line);
  border-left: 3px solid rgba(199, 255, 60, .35);
  background: var(--xt-panel);
  transition: border-color .18s var(--xt-ease);
}

.page-products .sv-club:hover {
  border-color: var(--xt-lime);
}

.page-products .sv-club__name {
  font-size: 16px;
  font-weight: 700;
  color: var(--xt-white);
}

.page-products .sv-club__meta {
  font-family: var(--xt-mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--xt-muted);
}

.page-products .sv-club__note {
  font-size: 13px;
  line-height: 1.8;
  color: var(--xt-silver);
}

@media (min-width: 720px) {
  .page-products .sv-clubs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 图片 ---------- */
.page-products .sv-figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-products .sv-figure--4x3 {
  aspect-ratio: 4 / 3;
}

.page-products .sv-figure img {
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 年费版能力 ---------- */
.page-products .sv-caps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .sv-cap {
  padding: 20px;
  background: rgba(22, 36, 28, .75);
  border-top: 2px solid var(--xt-lime);
}

.page-products .sv-cap__t {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--xt-white);
}

.page-products .sv-cap__d {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--xt-silver);
}

@media (min-width: 640px) {
  .page-products .sv-caps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1060px) {
  .page-products .sv-caps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .sv-cap:nth-child(2),
  .page-products .sv-cap:nth-child(5) {
    margin-top: 22px;
  }
}

/* ---------- 六项字段说明 ---------- */
.page-products .sv-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0 0 clamp(24px, 4vw, 36px);
  border-top: 1px solid var(--xt-line);
}

.page-products .sv-field {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--xt-line);
}

.page-products .sv-field dt {
  font-family: var(--xt-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--xt-lime);
}

.page-products .sv-field dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--xt-silver);
}

/* ---------- 数据表 ---------- */
.page-products .sv-tablewrap {
  overflow-x: auto;
  border: 1px solid var(--xt-line);
  border-left: 3px solid var(--xt-lime);
  background: var(--xt-charcoal);
}

.page-products .sv-table {
  width: 100%;
  min-width: 440px;
  border-collapse: collapse;
  font-family: var(--xt-mono);
  font-size: 13px;
  letter-spacing: .03em;
}

.page-products .sv-table caption {
  text-align: left;
  padding: 14px 18px 0;
  font-family: var(--xt-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--xt-muted);
}

.page-products .sv-table th,
.page-products .sv-table td {
  padding: 13px 18px;
  text-align: right;
  border-bottom: 1px solid var(--xt-line);
}

.page-products .sv-table thead th {
  background: rgba(192, 198, 194, .07);
  color: var(--xt-silver);
  font-weight: 500;
  letter-spacing: .08em;
}

.page-products .sv-table tbody th {
  text-align: left;
  font-weight: 500;
  color: var(--xt-white);
}

.page-products .sv-table tbody tr:nth-child(odd) {
  background: rgba(192, 198, 194, .035);
}

.page-products .sv-table tbody tr:last-child th,
.page-products .sv-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .sv-table td.is-up {
  color: var(--xt-green);
}

.page-products .sv-table td.is-down {
  color: var(--xt-violet);
}

@media (min-width: 980px) {
  .page-products .sv-tablewrap {
    margin-right: -64px;
  }
  .page-products .sv-table {
    min-width: 100%;
  }
}

/* ---------- 两队对照 ---------- */
.page-products .sv-compare {
  border: 1px solid var(--xt-line);
  background: var(--xt-panel);
}

.page-products .sv-compare__head,
.page-products .sv-compare__row {
  display: grid;
  grid-template-columns: minmax(120px, 1.6fr) repeat(2, minmax(70px, 1fr));
  gap: 10px;
  padding: 13px 18px;
  align-items: center;
}

.page-products .sv-compare__head {
  background: rgba(199, 255, 60, .08);
  font-family: var(--xt-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--xt-silver);
}

.page-products .sv-compare__row {
  border-top: 1px solid var(--xt-line);
  font-family: var(--xt-mono);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-products .sv-compare__row:nth-child(odd) {
  background: rgba(192, 198, 194, .035);
}

.page-products .sv-compare__label {
  color: var(--xt-silver);
}

.page-products .sv-compare__val {
  text-align: right;
  color: var(--xt-white);
}

.page-products .sv-compare__val.is-up {
  color: var(--xt-green);
}

.page-products .sv-compare__val.is-down {
  color: var(--xt-violet);
}

.page-products .sv-watch {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .sv-watch li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--xt-silver);
  max-width: 40em;
}

.page-products .sv-watch li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 12px;
  height: 2px;
  background: var(--xt-lime);
}

.page-products .sv-watch strong {
  color: var(--xt-white);
}

/* ---------- 客服支持 ---------- */
.page-products .sv-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
}

.page-products .sv-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .sv-help__list h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--xt-white);
}

.page-products .sv-help__list p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--xt-silver);
  max-width: 36em;
}

.page-products .sv-help__box {
  padding: 22px;
  border: 1px solid rgba(255, 138, 43, .4);
  background: rgba(255, 138, 43, .06);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.page-products .sv-help__box .xt-index {
  color: var(--xt-orange);
}

.page-products .sv-help__mail {
  margin: 14px 0 0;
  font-family: var(--xt-mono);
  font-size: clamp(15px, 3.4vw, 19px);
  letter-spacing: .02em;
  color: var(--xt-lime);
  word-break: break-all;
}

.page-products .sv-help__note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--xt-silver);
}

.page-products .sv-help__tel,
.page-products .sv-help__addr {
  margin: 14px 0 0;
  font-family: var(--xt-mono);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: .03em;
  color: var(--xt-silver);
}

.page-products .sv-help__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

@media (min-width: 900px) {
  .page-products .sv-help {
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, .85fr);
    align-items: start;
  }
}
<<<END>>>