.page-products {
  --p-panel: #0E1738;
  --p-panel-2: #16224d;
  --p-line: rgba(154, 166, 194, .18);
  --p-line-cyan: rgba(53, 231, 224, .26);
  position: relative;
  display: block;
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

/* ===== 首屏 ===== */
.page-products .prod-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(40px, 7vw, 88px) 0 clamp(36px, 6vw, 72px);
}
.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(72% 88% at 92% -12%, rgba(53, 231, 224, .16), transparent 62%),
    radial-gradient(58% 66% at -8% 104%, rgba(246, 179, 60, .13), transparent 68%),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-2) 52%, var(--ink) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}
.page-products .prod-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
}
.page-products .prod-hero-copy .label {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 12px;
  border: 1px solid var(--p-line-cyan);
  border-radius: var(--r-pill);
  color: var(--cyan);
}
.page-products .prod-hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: .04em;
  font-weight: 900;
  background: linear-gradient(96deg, var(--paper) 0%, var(--cyan-soft) 58%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-products .prod-hero-copy .lede {
  margin: 0 0 26px;
  max-width: 40ch;
  color: var(--mist);
  line-height: 1.78;
  font-size: clamp(15px, 1.4vw, 17px);
}
.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}
.page-products .prod-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  margin: 0;
  padding: 18px 20px;
  border: 1px solid var(--p-line);
  border-radius: var(--r-l);
  background: rgba(14, 23, 56, .66);
}
.page-products .prod-stat dt {
  margin: 0 0 6px;
  color: var(--mist);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.page-products .prod-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(18px, 1.8vw, 22px);
  color: var(--cyan);
}
.page-products .prod-stat:nth-child(2) dd { color: var(--gold); }
.page-products .prod-stat:nth-child(3) dd { color: var(--cyan-soft); }

.page-products .prod-hero-visual {
  margin: 0;
  position: relative;
}
.page-products .prod-hero-visual::after {
  content: "";
  position: absolute;
  inset: -12px -12px 22px;
  z-index: -1;
  border: 1px solid var(--p-line-cyan);
  border-radius: var(--r-l);
  clip-path: polygon(0 0, 100% 0, 100% 78%, 82% 100%, 0 100%);
}
.page-products .prod-figcaption {
  margin-top: 12px;
  color: var(--mist);
  font-size: 12px;
  letter-spacing: .12em;
}

/* ===== 通用区块 ===== */
.page-products .section {
  padding: clamp(44px, 7vw, 88px) 0;
}
.page-products .prod-section-head {
  max-width: 56ch;
  margin-bottom: clamp(24px, 3vw, 40px);
}
.page-products .prod-section-head .label {
  display: block;
  margin-bottom: 12px;
  color: var(--cyan);
}
.page-products .prod-section-head h2 {
  margin: 0 0 14px;
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.14;
  letter-spacing: .02em;
  font-weight: 800;
  color: var(--paper);
}
.page-products .prod-section-lede {
  margin: 0;
  color: var(--mist);
  line-height: 1.78;
}
.page-products .prod-sub {
  margin: 0 0 12px;
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 700;
  color: var(--paper);
  letter-spacing: .02em;
}

/* ===== 双栏 ===== */
.page-products .prod-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}
.page-products .prod-split--gap {
  gap: clamp(30px, 5vw, 64px);
}
.page-products .prod-split-copy p,
.page-products .prod-split-media p {
  color: var(--mist);
  line-height: 1.8;
  margin: 0 0 16px;
}
.page-products .prod-split-media {
  position: relative;
}

/* ===== 权益档位 ===== */
.page-products .prod-tiers {
  background: linear-gradient(180deg, rgba(14, 23, 56, .35) 0%, rgba(7, 11, 28, 0) 70%);
}
.page-products .prod-tier-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 26px);
}
.page-products .prod-tier {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--p-line);
  border-radius: var(--r-l);
  background: rgba(14, 23, 56, .74);
  clip-path: polygon(0 14px, 14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: border-color var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
}
.page-products .prod-tier:hover {
  border-color: var(--p-line-cyan);
  transform: translateY(-2px);
}
.page-products .prod-tier--featured {
  border-color: rgba(246, 179, 60, .55);
  background: linear-gradient(180deg, rgba(246, 179, 60, .10) 0%, rgba(14, 23, 56, .86) 62%);
  box-shadow: 0 26px 60px -34px rgba(246, 179, 60, .55);
}
.page-products .prod-tier-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--p-line);
}
.page-products .prod-tier-name {
  margin: 0;
  font-size: clamp(20px, 2.2vw, 24px);
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--paper);
}
.page-products .prod-tier-badge {
  flex: none;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  border: 1px solid var(--p-line-cyan);
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.page-products .prod-tier-badge--gold {
  border-color: rgba(246, 179, 60, .6);
  color: var(--gold);
  background: rgba(246, 179, 60, .12);
}
.page-products .prod-tier-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-products .prod-tier-list li {
  display: grid;
  grid-template-columns: minmax(88px, 34%) minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
}
.page-products .prod-tier-k {
  color: var(--mist);
  letter-spacing: .1em;
  font-size: 12px;
}
.page-products .prod-tier-v {
  color: var(--paper);
  line-height: 1.6;
}
.page-products .prod-tier--featured .prod-tier-v {
  color: var(--cyan-soft);
}

/* ===== 回看集锦 ===== */
.page-products .prod-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-products .prod-bullets li {
  position: relative;
  padding-left: 22px;
  color: var(--mist);
  line-height: 1.75;
  font-size: 14.5px;
}
.page-products .prod-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: linear-gradient(140deg, var(--cyan), var(--gold));
  transform: rotate(12deg);
}
.page-products .prod-bullets strong {
  color: var(--paper);
  font-weight: 600;
  margin-right: 6px;
}
.page-products .prod-replay-card {
  position: relative;
  padding: 16px;
  border: 1px solid var(--p-line);
  border-radius: var(--r-l);
  background: rgba(14, 23, 56, .78);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}
.page-products .prod-replay-card .media-frame {
  border-radius: var(--r-s);
  overflow: hidden;
}
.page-products .prod-replay-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  margin: 14px 0 8px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.page-products .prod-replay-tag {
  color: var(--cyan);
}
.page-products .prod-replay-time {
  color: var(--gold);
  font-family: var(--font-mono);
  letter-spacing: .04em;
}
.page-products .prod-replay-title {
  margin: 0 0 8px;
  font-size: clamp(18px, 1.9vw, 22px);
  font-weight: 800;
  color: var(--paper);
  letter-spacing: .02em;
}
.page-products .prod-replay-desc {
  margin: 0;
  color: var(--mist);
  line-height: 1.7;
  font-size: 14px;
}

/* ===== 积分榜与时间轴 ===== */
.page-products .prod-keyfacts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 14px;
  margin: 0 0 20px;
  padding: 16px 18px;
  border: 1px solid var(--p-line);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--r-s) var(--r-s) 0;
  background: rgba(14, 23, 56, .6);
}
.page-products .prod-keyfacts dt {
  margin: 0 0 6px;
  color: var(--mist);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.page-products .prod-keyfacts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 18px;
  color: var(--gold);
}
.page-products .prod-keyfacts div:nth-child(2) dd { color: var(--cyan); }
.page-products .prod-keyfacts div:nth-child(3) dd { color: var(--cyan-soft); }
.page-products .prod-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 231, 224, .4);
  padding-bottom: 2px;
  font-size: 14.5px;
  letter-spacing: .02em;
}
.page-products .prod-inline-link:hover {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}
.page-products .prod-axis-media {
  margin: 22px 0 0;
  border-radius: var(--r-s);
  overflow: hidden;
  border: 1px solid var(--p-line-cyan);
}
.page-products .prod-axis {
  display: grid;
  gap: 10px;
  margin-top: 6px;
}
.page-products .prod-axis-item {
  border: 1px solid var(--p-line);
  border-radius: var(--r-s);
  background: rgba(14, 23, 56, .7);
  overflow: hidden;
}
.page-products .prod-axis-item[open] {
  border-color: var(--p-line-cyan);
}
.page-products .prod-axis-item summary {
  cursor: pointer;
  padding: 14px 16px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: .04em;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
}
.page-products .prod-axis-item summary::-webkit-details-marker { display: none; }
.page-products .prod-axis-item summary::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--cyan);
  transform: rotate(12deg);
  flex: none;
  transition: background var(--dur-2) var(--ease);
}
.page-products .prod-axis-item[open] summary::before {
  background: var(--gold);
}
.page-products .prod-axis-item p {
  margin: 0;
  padding: 0 16px 16px 38px;
  color: var(--mist);
  line-height: 1.75;
  font-size: 14px;
}

/* ===== 大屏端第二栏 ===== */
.page-products .prod-arena {
  position: relative;
  padding-bottom: 0;
}
.page-products .prod-arena-band {
  position: relative;
  isolation: isolate;
  margin-top: clamp(18px, 3vw, 34px);
  padding: clamp(36px, 6vw, 72px) 0;
  overflow: hidden;
}
.page-products .prod-arena-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.8) brightness(.36);
}
.page-products .prod-arena-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(7, 11, 28, .92) 0%, rgba(14, 23, 56, .72) 45%, rgba(7, 11, 28, .96) 100%),
    repeating-linear-gradient(115deg, rgba(53, 231, 224, .05) 0 2px, transparent 2px 26px);
}
.page-products .prod-arena-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}
.page-products .prod-arena-cell {
  padding: 18px 18px 18px 0;
  border-top: 1px solid var(--p-line-cyan);
}
.page-products .prod-arena-label {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}
.page-products .prod-arena-cell p {
  margin: 0;
  color: var(--mist);
  line-height: 1.72;
  font-size: 14.5px;
}

/* ===== 桌面端一屏三看 ===== */
.page-products .prod-desktop .media-frame {
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--p-line-cyan);
}
.page-products .prod-note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  color: var(--mist);
  font-size: 13.5px;
  line-height: 1.7;
}

/* ===== 开通路径 ===== */
.page-products .prod-onboard {
  background: linear-gradient(200deg, rgba(53, 231, 224, .06) 0%, rgba(7, 11, 28, 0) 55%);
}
.page-products .prod-steps {
  list-style: none;
  margin: 0 0 clamp(26px, 4vw, 44px);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 24px);
  counter-reset: pstep;
}
.page-products .prod-step {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--p-line);
  border-radius: var(--r-l);
  background: rgba(14, 23, 56, .6);
}
.page-products .prod-step-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 22px;
  color: var(--cyan);
  letter-spacing: .06em;
}
.page-products .prod-step:nth-child(2) .prod-step-num { color: var(--cyan-soft); }
.page-products .prod-step:nth-child(3) .prod-step-num { color: var(--gold); }
.page-products .prod-step h3 {
  margin: 0 0 10px;
  font-size: clamp(18px, 1.9vw, 21px);
  font-weight: 800;
  color: var(--paper);
  letter-spacing: .03em;
}
.page-products .prod-step p {
  margin: 0;
  color: var(--mist);
  line-height: 1.72;
  font-size: 14.5px;
}
.page-products .prod-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid rgba(246, 179, 60, .38);
  border-radius: var(--r-l);
  background: linear-gradient(120deg, rgba(246, 179, 60, .10) 0%, rgba(14, 23, 56, .82) 62%);
}
.page-products .prod-support .label {
  display: block;
  margin-bottom: 10px;
  color: var(--gold);
}
.page-products .prod-support-title {
  margin: 0 0 12px;
  font-size: clamp(19px, 2.1vw, 24px);
  font-weight: 800;
  color: var(--paper);
  letter-spacing: .02em;
}
.page-products .prod-support-copy p {
  margin: 0;
  color: var(--mist);
  line-height: 1.78;
}
.page-products .prod-support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
}

/* ===== 常见使用路径 ===== */
.page-products .prod-path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}
.page-products .prod-path {
  position: relative;
  padding: clamp(18px, 2.2vw, 24px) clamp(18px, 2.2vw, 24px) clamp(18px, 2.2vw, 24px) clamp(20px, 2.4vw, 26px);
  border-left: 3px solid var(--cyan);
  background: rgba(14, 23, 56, .55);
  border-radius: 0 var(--r-s) var(--r-s) 0;
  transition: background var(--dur-2) var(--ease), border-color var(--dur-2) var(--ease);
}
.page-products .prod-path:nth-child(2) { border-left-color: var(--cyan-soft); }
.page-products .prod-path:nth-child(3) { border-left-color: var(--gold); }
.page-products .prod-path:nth-child(4) { border-left-color: var(--magenta); }
.page-products .prod-path:hover {
  background: rgba(22, 34, 77, .8);
}
.page-products .prod-path h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 800;
  color: var(--paper);
  letter-spacing: .03em;
}
.page-products .prod-path p {
  margin: 0;
  color: var(--mist);
  line-height: 1.72;
  font-size: 14px;
}

/* ===== 响应式 ===== */
@media (min-width: 720px) {
  .page-products .prod-tier-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .prod-tier--featured {
    grid-column: span 2;
  }
  .page-products .prod-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .prod-path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .prod-arena-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .prod-arena-cell {
    padding: 20px 24px 20px 0;
    border-top: none;
    border-left: 1px solid var(--p-line-cyan);
    padding-left: 24px;
  }
  .page-products .prod-arena-cell:first-child {
    border-left: none;
    padding-left: 0;
  }
}

@media (min-width: 1000px) {
  .page-products .prod-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
  .page-products .prod-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .page-products .prod-split--reverse .prod-split-media {
    order: -1;
  }
  .page-products .prod-tier-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .prod-tier--featured {
    grid-column: auto;
  }
  .page-products .prod-support {
    grid-template-columns: minmax(0, 1.6fr) minmax(220px, auto);
    align-items: center;
  }
  .page-products .prod-support-actions {
    justify-content: flex-end;
  }
  .page-products .prod-path-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .prod-arena-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1400px) {
  .page-products .prod-arena-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-tier,
  .page-products .prod-path,
  .page-products .prod-axis-item summary::before {
    transition: none;
  }
  .page-products .prod-tier:hover {
    transform: none;
  }
}