.page-products {
  --pp-rail-w: 104px;
  --pp-glow-cyan: radial-gradient(circle at 26% 14%, rgba(0, 229, 199, 0.16), transparent 60%);
  --pp-glow-coral: radial-gradient(circle at 84% 6%, rgba(255, 107, 74, 0.15), transparent 58%);
  --pp-glow-violet: radial-gradient(circle at 60% 100%, rgba(139, 92, 246, 0.12), transparent 62%);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: clamp(20px, 4vw, 44px) 0 clamp(44px, 7vw, 92px);
  background-image: var(--pp-glow-cyan), var(--pp-glow-coral);
  background-repeat: no-repeat;
  background-size: 120% 90%, 110% 80%;
  background-position: left top, right top;
}

.page-products .pp-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 46px);
}

.page-products .pp-rail {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  font-family: var(--f-mono);
}

.page-products .pp-rail-cap,
.page-products .pp-rail-foot {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-products .pp-rail-list {
  display: flex;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--text-dim);
}

.page-products .pp-rail-list li.is-now {
  color: var(--c-cyan);
  font-weight: 700;
}

.page-products .pp-hero-body h1 {
  margin: 10px 0 0;
  font-size: clamp(32px, 6.2vw, 64px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-products .pp-hero-body h1 em {
  font-style: normal;
  font-weight: 500;
  color: var(--c-cyan);
  display: inline-block;
  transform: skewX(-5deg);
}

.page-products .pp-lede {
  max-width: 62ch;
  margin: 22px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--text-soft);
}

.page-products .pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .pp-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  margin: clamp(32px, 5vw, 52px) 0 0;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .pp-facts > div {
  background: var(--bg-panel);
  padding: 18px 22px;
}

.page-products .pp-facts dt {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-products .pp-facts dd {
  margin: 8px 0 0;
  font-size: 20px;
  color: var(--text);
}

.page-products .pp-facts dd .num {
  font-family: var(--f-mono);
  font-size: 26px;
  font-weight: 600;
  color: var(--c-cyan);
}

@media (min-width: 900px) {
  .page-products .pp-hero-grid {
    grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-rail {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding-top: 12px;
  }

  .page-products .pp-rail-list {
    flex-direction: column;
    gap: 0;
    position: relative;
    padding-left: 18px;
    margin-top: 6px;
  }

  .page-products .pp-rail-list::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(0, 229, 199, 0.5) 30%, rgba(255, 107, 74, 0.55));
  }

  .page-products .pp-rail-list li {
    position: relative;
    padding: 11px 0;
  }

  .page-products .pp-rail-list li::before {
    content: "";
    position: absolute;
    left: -18px;
    top: 50%;
    transform: translateY(-50%);
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--c-ink-2);
    border: 1px solid var(--line);
  }

  .page-products .pp-rail-list li.is-now::before {
    background: var(--c-cyan);
    border-color: var(--c-cyan);
    box-shadow: 0 0 0 5px rgba(0, 229, 199, 0.16);
  }
}

/* ---------- 通用小节辅助 ---------- */
.page-products .section-head .pp-sub {
  max-width: 60ch;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pp-tiers,
.page-products .pp-ladder,
.page-products .pp-prices,
.page-products .pp-mobile,
.page-products .pp-scenes {
  position: relative;
}

.page-products .pp-ladder {
  background-image: var(--pp-glow-violet);
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 90% 70%;
}

/* ---------- 档位 ---------- */
.page-products .pp-tier-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(26px, 4vw, 42px);
}

.page-products .pp-tier {
  --pp-accent: var(--c-cyan);
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--r-lg);
  border-top: 2px solid var(--pp-accent);
}

.page-products .pp-tier-b { --pp-accent: var(--c-coral); }
.page-products .pp-tier-c { --pp-accent: var(--c-violet); }

.page-products .pp-tier-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.page-products .pp-tier-price {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  color: var(--pp-accent);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-products .pp-tier-price small {
  font-family: var(--f-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-products .pp-tier h3 {
  margin: 2px 0 0;
  font-size: clamp(19px, 2.1vw, 22px);
  font-weight: 500;
  line-height: 1.45;
  color: var(--text);
}

.page-products .pp-tier p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pp-tier-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .pp-tier-list li {
  position: relative;
  padding-left: 18px;
}

.page-products .pp-tier-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--pp-accent);
  opacity: 0.75;
}

.page-products .pp-tier-fit {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  color: var(--text-dim);
}

.page-products .pp-tier-figure {
  margin: clamp(28px, 4vw, 44px) 0 0;
}

/* ---------- 阶梯 ---------- */
.page-products .pp-ladder-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-products .pp-ladder-copy > p {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-products .pp-ladder-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-left: 2px solid var(--line-cyan);
}

.page-products .pp-ladder-steps li {
  display: grid;
  gap: 4px;
  padding: 14px 0 14px 20px;
  position: relative;
}

.page-products .pp-ladder-steps li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-ink);
  border: 2px solid var(--c-cyan);
}

.page-products .pp-ladder-steps li:nth-child(2)::before { border-color: var(--c-coral); }
.page-products .pp-ladder-steps li:nth-child(3)::before { border-color: var(--c-violet); }

.page-products .pp-step-key {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-products .pp-ladder-steps strong {
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
}

.page-products .pp-ladder-steps span:last-child {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .pp-ladder-figure {
  margin: 0;
}

/* ---------- 价格表 ---------- */
.page-products .pp-price-figure {
  margin: clamp(24px, 3.5vw, 40px) 0 clamp(22px, 3vw, 32px);
}

.page-products .pp-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.page-products .pp-filter .tag {
  cursor: pointer;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-soft);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background-color 0.25s var(--ease);
}

.page-products .pp-filter .tag:hover {
  border-color: var(--c-violet);
  color: var(--text);
}

.page-products .pp-filter .tag.is-on {
  background: rgba(0, 229, 199, 0.12);
  border-color: var(--line-cyan);
  color: var(--c-cyan);
}

.page-products .pp-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-panel-soft);
}

.page-products .pp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 15px;
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 15px 18px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-table thead th {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

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

.page-products .pp-table tbody tr {
  transition: background-color 0.2s var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: rgba(0, 229, 199, 0.06);
}

.page-products .pp-table tbody th {
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
}

.page-products .pp-table td {
  font-family: var(--f-mono);
  color: var(--text-soft);
  white-space: nowrap;
}

.page-products .pp-table td .num {
  font-size: 15px;
  font-weight: 600;
}

.page-products .pp-table td small {
  font-family: var(--f-sans);
  font-size: 11px;
  margin-left: 3px;
  color: var(--text-dim);
}

.page-products .pp-table td:nth-child(4) .num { color: var(--c-coral); }
.page-products .pp-table td:nth-child(5) .num { color: var(--c-violet); }

.page-products .pp-price-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-products .pp-price-note a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 199, 0.4);
}

.page-products .pp-price-note a:hover {
  color: var(--c-violet);
  border-bottom-color: var(--c-violet);
}

/* ---------- 小屏对照版 ---------- */
.page-products .pp-mobile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 50px);
  align-items: start;
}

.page-products .pp-mobile-copy > p {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-products .pp-mobile-points {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-products .pp-mobile-points li {
  display: grid;
  gap: 3px;
  padding-left: 16px;
  border-left: 2px solid var(--line-cyan);
}

.page-products .pp-mobile-points strong {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--c-cyan);
}

.page-products .pp-phone-strip {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  margin-top: 28px;
  padding-bottom: 12px;
}

.page-products .pp-phone {
  flex: 0 0 176px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 16px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(13, 43, 69, 0.9), rgba(7, 26, 43, 0.9));
}

.page-products .pp-phone header {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .pp-phone .tag {
  align-self: flex-start;
  font-size: 10px;
}

.page-products .pp-phone-round {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

.page-products .pp-phone-round .num {
  color: var(--c-cyan);
}

.page-products .pp-phone-score {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--f-mono);
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  color: var(--text);
}

.page-products .pp-phone-score i {
  font-style: normal;
  font-size: 18px;
  color: var(--text-dim);
}

.page-products .pp-phone footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.page-products .pp-phone-fee {
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--c-coral);
}

.page-products .pp-phone-figure {
  margin: 0;
}

@media (min-width: 900px) {
  .page-products .pp-mobile-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }
}

/* ---------- 场景 ---------- */
.page-products .pp-scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(26px, 4vw, 42px);
}

.page-products .pp-scene {
  --pp-accent: var(--c-cyan);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 30px);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .pp-scene::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--pp-accent) 24%, transparent), transparent 70%);
  pointer-events: none;
}

.page-products .pp-scene-b { --pp-accent: var(--c-coral); }
.page-products .pp-scene-c { --pp-accent: var(--c-violet); }

.page-products .pp-scene-num {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--pp-accent);
}

.page-products .pp-scene h3 {
  margin: 0;
  font-size: clamp(19px, 2.1vw, 22px);
  font-weight: 500;
  color: var(--text);
}

.page-products .pp-scene p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pp-scene-pick {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--text-dim);
}

.page-products .pp-scene-pick strong {
  font-family: var(--f-mono);
  font-weight: 600;
  color: var(--pp-accent);
}

.page-products .pp-matrix-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
}

.page-products .pp-scene-links {
  margin-top: 22px;
  padding: 18px 22px;
  border-radius: var(--r-md);
  border: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pp-scene-links a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 199, 0.4);
}

.page-products .pp-scene-links a:hover {
  color: var(--c-violet);
  border-bottom-color: var(--c-violet);
}

/* ---------- 收尾 ---------- */
.page-products .pp-cta {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-products .pp-cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(26px, 4vw, 46px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-cyan);
  background:
    radial-gradient(circle at 12% 0%, rgba(0, 229, 199, 0.14), transparent 55%),
    radial-gradient(circle at 92% 100%, rgba(255, 107, 74, 0.14), transparent 58%),
    rgba(13, 43, 69, 0.55);
}

.page-products .pp-cta-copy h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 400;
  line-height: 1.3;
  color: var(--text);
}

.page-products .pp-cta-copy p {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-products .pp-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

@media (min-width: 860px) {
  .page-products .pp-cta-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-products .pp-cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .page-products .pp-cta-actions .btn {
    text-align: center;
  }
}

@media (min-width: 780px) {
  .page-products .pp-tier-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .pp-scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-products .pp-ladder-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }
}