.page-products {
  --sv-band-space: 54px;
  --sv-narrow: 62ch;
  display: block;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.page-products p { margin: 0; }
.page-products ul,
.page-products ol { margin: 0; padding: 0; list-style: none; }
.page-products img { max-width: 100%; }

/* ---------- 面包屑 ---------- */
.page-products .sv-crumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--cool);
}
.page-products .sv-crumb-list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.page-products .sv-crumb-list li + li::before {
  content: "/";
  color: var(--line);
}
.page-products .sv-crumb-list a {
  color: var(--cool);
  text-decoration: none;
  transition: color .2s var(--ease);
}
.page-products .sv-crumb-list a:hover { color: var(--paper); }
.page-products .sv-crumb-list [aria-current="page"] { color: var(--paper); }

/* ---------- 首屏 ---------- */
.page-products .sv-hero {
  position: relative;
  padding: 28px 0 42px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(130% 90% at 88% -10%, rgba(255, 61, 24, .26), transparent 62%),
    radial-gradient(90% 80% at -5% 110%, rgba(37, 242, 210, .13), transparent 60%),
    var(--ink);
}
.page-products .sv-hero::after {
  content: "";
  position: absolute;
  inset: -12% -6% -12% -6%;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 68px 68px;
  transform: skewY(-3.5deg);
  transform-origin: left top;
  pointer-events: none;
  z-index: 0;
}
.page-products .sv-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-products .sv-hero-grid {
  display: grid;
  gap: 30px;
  margin-top: 26px;
}

.page-products .sv-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(31px, 6.2vw, 56px);
  line-height: .98;
  font-weight: 900;
  letter-spacing: -.02em;
  max-width: 17em;
}

.page-products .sv-lede {
  margin-top: 20px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(243, 240, 234, .78);
  max-width: 40em;
}

.page-products .sv-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .sv-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.page-products .sv-metric {
  background: rgba(255, 255, 255, .035);
  padding: 18px 15px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.page-products .sv-metric-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--neon);
}
.page-products .sv-metric-label {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--cool);
}

/* ---------- 章节目录 ---------- */
.page-products .sv-toc {
  margin-top: 34px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.page-products .sv-toc-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.page-products .sv-toc-list::-webkit-scrollbar { display: none; }
.page-products .sv-toc-list .toc-link {
  display: inline-block;
  white-space: nowrap;
  font-size: 13px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--cool);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}
.page-products .sv-toc-list .toc-link:hover {
  color: var(--paper);
  border-color: var(--cool);
}
.page-products .sv-toc-list .toc-link[aria-current]:not([aria-current="false"]) {
  color: var(--ink);
  background: var(--neon);
  border-color: var(--neon);
}

/* ---------- 能力带 ---------- */
.page-products .sv-band {
  position: relative;
  padding: var(--sv-band-space) 0;
}
.page-products .sv-band--alt {
  background: linear-gradient(180deg, rgba(15, 42, 35, .62), rgba(15, 42, 35, .16));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .sv-band-inner {
  display: grid;
  gap: 30px;
}

.page-products .sv-band-index {
  display: block;
  font-family: var(--font-num);
  font-size: 44px;
  line-height: .82;
  font-weight: 700;
  letter-spacing: -.03em;
  color: rgba(255, 61, 24, .22);
  -webkit-text-stroke: 1px rgba(255, 61, 24, .55);
  margin-bottom: 10px;
}

.page-products .sv-band-title {
  margin: 8px 0 0;
  font-size: clamp(24px, 4.2vw, 36px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-products .sv-band-lede {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(243, 240, 234, .76);
}
.page-products .sv-band-lede--wide { max-width: 46em; }

.page-products .sv-points {
  display: grid;
  gap: 0;
  margin-top: 22px;
}
.page-products .sv-point {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 14px;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.72;
}
.page-products .sv-point:last-child { border-bottom: 1px solid var(--line-soft); }
.page-products .sv-point-key {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--neon);
  padding-top: 4px;
}
.page-products .sv-point-text { color: rgba(243, 240, 234, .8); }

.page-products .sv-inline-link {
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cool);
}
.page-products .sv-inline-link a {
  color: var(--warm);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 43, .45);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-products .sv-inline-link a:hover {
  color: var(--paper);
  border-color: var(--paper);
}

/* ---------- 媒体框 ---------- */
.page-products .media-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--green);
}
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .sv-visual-rank .media-frame { aspect-ratio: 3 / 2; }
.page-products .sv-visual-tall .media-frame { aspect-ratio: 3 / 4; }
.page-products .sv-visual-room .media-frame { aspect-ratio: 3 / 2; }
.page-products .sv-visual-member .media-frame { aspect-ratio: 14 / 9; }
.page-products .sv-band-visual--wide .media-frame { aspect-ratio: 2 / 1; }

/* ---------- 说明面板 ---------- */
.page-products .sv-panel {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
}
.page-products .sv-panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, .05);
}
.page-products .sv-panel-title {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .02em;
}
.page-products .sv-panel-tag {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--neon);
}

.page-products .sv-legend { margin: 0; padding: 4px 0; }
.page-products .sv-legend-row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .sv-legend-row:last-child { border-bottom: 0; }
.page-products .sv-legend dt {
  font-size: 13px;
  font-weight: 700;
  color: var(--paper);
}
.page-products .sv-legend dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--cool);
}
.page-products .sv-legend-row--hi dt { color: var(--neon); }
.page-products .sv-legend-row--hi dd { color: rgba(243, 240, 234, .82); }

/* ---------- 阵容手机叠层 ---------- */
.page-products .sv-shot-stack { position: relative; }
.page-products .sv-alert-strip {
  position: absolute;
  left: 12px;
  bottom: 12px;
  width: fit-content;
  max-width: calc(100% - 24px);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: var(--radius-pill);
  background: rgba(11, 13, 16, .8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 197, 61, .5);
  color: var(--alert);
  font-family: var(--font-num);
  font-size: 12.5px;
  line-height: 1.3;
}
.page-products .sv-pulse {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: var(--alert);
  animation: sv-pulse 1.9s var(--ease) infinite;
}
@keyframes sv-pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 197, 61, .55); }
  70% { box-shadow: 0 0 0 9px rgba(255, 197, 61, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 197, 61, 0); }
}

/* ---------- 直播房间状态条 ---------- */
.page-products .sv-visual-room { position: relative; }
.page-products .sv-room-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 12px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  font-size: 13.5px;
}
.page-products .sv-room-dot {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: var(--brand);
}
.page-products .sv-room-text { color: var(--paper); }
.page-products .sv-room-tag {
  margin-left: auto;
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--neon);
}

/* ---------- 窄栏叙事 ---------- */
.page-products .sv-interlude {
  padding: 44px 0;
  background: var(--green);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-products .sv-interlude-text {
  font-family: var(--font-serif);
  font-size: clamp(18px, 2.5vw, 26px);
  line-height: 1.62;
  color: var(--paper);
  max-width: var(--sv-narrow);
}
.page-products .sv-interlude-meta {
  margin-top: 18px;
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--neon);
}

/* ---------- 全宽能力带 ---------- */
.page-products .sv-band-copy--full { max-width: 760px; }
.page-products .sv-band-visual--wide { margin-top: 30px; }

/* ---------- 接口折叠面板 ---------- */
.page-products .sv-acc {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .035);
  margin-top: 12px;
  overflow: hidden;
}
.page-products .sv-acc:first-child { margin-top: 0; }
.page-products .sv-acc-summary {
  cursor: pointer;
  list-style: none;
  padding: 15px 16px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.page-products .sv-acc-summary::-webkit-details-marker { display: none; }
.page-products .sv-acc-summary::after {
  content: "+";
  font-family: var(--font-num);
  font-size: 18px;
  line-height: 1;
  color: var(--neon);
}
.page-products .sv-acc[open] .sv-acc-summary::after { content: "–"; }
.page-products .sv-acc[open] .sv-acc-summary { color: var(--neon); }
.page-products .sv-acc-body {
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

/* ---------- 开通流程 ---------- */
.page-products .sv-flow {
  padding: 56px 0 64px;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(158deg, rgba(255, 61, 24, .2), rgba(255, 138, 43, .07) 44%, transparent 76%),
    var(--ink);
}
.page-products .sv-steps {
  display: grid;
  gap: 1px;
  margin-top: 32px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.page-products .sv-step {
  position: relative;
  background: var(--ink-soft);
  padding: 24px 18px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-products .sv-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 30%;
  height: 2px;
  background: linear-gradient(90deg, var(--brand), transparent);
}
.page-products .sv-step-num {
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--warm);
}
.page-products .sv-step h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.01em;
}
.page-products .sv-step p {
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(243, 240, 234, .72);
}

.page-products .sv-flow-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.page-products .sv-flow-note {
  flex: 1 1 320px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--cool);
  max-width: 52em;
}
.page-products .sv-flow-note a {
  color: var(--warm);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 43, .45);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-products .sv-flow-note a:hover {
  color: var(--paper);
  border-color: var(--paper);
}

/* ---------- 滚动进入 ---------- */
.page-products [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.page-products [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products { --sv-band-space: 68px; }
  .page-products .sv-crumb-list { font-size: 13.5px; }
  .page-products .sv-metric { padding: 20px 18px; }
  .page-products .sv-metric-num { font-size: 34px; }
  .page-products .sv-interlude { padding: 56px 0; }
  .page-products .sv-step { padding: 26px 22px 28px; }
}

@media (min-width: 900px) {
  .page-products .sv-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 980px) {
  .page-products { --sv-band-space: 82px; }

  .page-products .sv-hero { padding: 34px 0 52px; }
  .page-products .sv-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 60px;
    align-items: start;
    margin-top: 36px;
  }
  .page-products .sv-toc { margin-top: 44px; }

  .page-products .sv-band-inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 58px;
    align-items: start;
  }
  .page-products .sv-band--flip .sv-band-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-products .sv-band--flip .sv-band-copy { order: 2; }
  .page-products .sv-band--flip .sv-band-visual { order: 1; }

  .page-products .sv-band-index { font-size: 56px; }
  .page-products .sv-visual-tall .media-frame { max-width: 400px; }
}

@media (min-width: 1080px) {
  .page-products .sv-steps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-products .sv-pulse { animation: none; }
}