.page-products {
  --pd-gap: clamp(1rem, 3vw, 1.75rem);
  --pd-pad: clamp(1.15rem, 3.5vw, 2.25rem);
  --pd-radius: var(--yb-radius);
  background: var(--carbon);
  color: var(--mist);
  font-family: var(--font-sans);
  line-height: 1.85;
  overflow-x: hidden;
}

.page-products * {
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */

.page-products .pd-hero {
  position: relative;
  padding: calc(var(--yb-header-h) + 2.25rem) 0 clamp(2rem, 5vw, 3.25rem);
  background:
    radial-gradient(120% 90% at 84% 0%, rgba(71, 245, 210, 0.15) 0%, rgba(71, 245, 210, 0) 55%),
    radial-gradient(90% 70% at 6% 28%, rgba(255, 138, 61, 0.11) 0%, rgba(255, 138, 61, 0) 62%),
    linear-gradient(180deg, var(--deep) 0%, var(--carbon) 80%);
  border-bottom: 1px solid var(--edge-soft);
}

.page-products .pd-hero__inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-products .pd-hero__eyebrow {
  margin: 1.1rem 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .pd-hero h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 650;
  font-size: clamp(1.85rem, 6.6vw, 3.3rem);
  line-height: 1.24;
  letter-spacing: 0.01em;
  color: var(--mist);
  max-width: 22ch;
}

.page-products .pd-hero__lead {
  margin: 1.1rem 0 0;
  max-width: 60ch;
  font-size: clamp(0.96rem, 2.4vw, 1.06rem);
  color: var(--ash);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .pd-hero__aside {
  display: grid;
  gap: 0.7rem;
  align-content: start;
}

.page-products .pd-hero__stat {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0 0.55rem;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--edge-soft);
  border-left: 3px solid var(--cyan);
  border-radius: var(--yb-radius-s);
  background: linear-gradient(155deg, rgba(20, 60, 48, 0.78), rgba(11, 15, 14, 0.42));
}

.page-products .pd-hero__stat--orange {
  border-left-color: var(--orange);
}

.page-products .pd-hero__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.5rem, 4.4vw, 2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--cyan);
}

.page-products .pd-hero__stat--orange .pd-hero__num {
  color: var(--orange);
}

.page-products .pd-hero__unit {
  font-size: 0.9rem;
  color: var(--mist);
}

.page-products .pd-hero__desc {
  grid-column: 1 / -1;
  margin-top: 0.3rem;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--ash);
}

/* ---------- 索引条 ---------- */

.page-products .pd-jump {
  position: sticky;
  top: var(--yb-header-h);
  z-index: 6;
  background: rgba(11, 15, 14, 0.94);
  border-bottom: 1px solid var(--edge-soft);
}

.page-products .pd-jump__inner {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-top: 0.55rem;
  padding-bottom: 0.55rem;
}

.page-products .pd-jump__label {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--ash);
}

.page-products .pd-jump__list {
  display: flex;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 0.15rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-jump__link {
  display: inline-block;
  white-space: nowrap;
  padding: 0.32rem 0.8rem;
  border: 1px solid var(--edge-soft);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--ash);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-products .pd-jump__link:hover,
.page-products .pd-jump__link:focus-visible {
  color: var(--carbon);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 章节骨架 ---------- */

.page-products .pd-chapter {
  padding: clamp(2.4rem, 7vw, 4.75rem) 0;
  border-top: 1px solid var(--edge-soft);
}

.page-products .pd-chapter--tint {
  background: linear-gradient(180deg, rgba(14, 42, 34, 0.72), rgba(11, 15, 14, 0) 72%);
}

.page-products .pd-chapter__head {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 4vw, 2.6rem);
}

.page-products .pd-index {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .pd-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 650;
  font-size: clamp(1.5rem, 4.6vw, 2.5rem);
  line-height: 1.3;
  color: var(--mist);
}

.page-products .pd-lead {
  margin: 0.9rem 0 0;
  font-size: clamp(0.94rem, 2.3vw, 1.02rem);
  color: var(--ash);
}

.page-products .pd-subtitle {
  margin: 0 0 0.5rem;
  font-family: var(--font-sans);
  font-size: clamp(1.02rem, 2.6vw, 1.2rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--mist);
}

/* ---------- 图片板 ---------- */

.page-products .pd-shot {
  margin: 0;
  border: 1px solid var(--edge-strong);
  border-radius: var(--pd-radius);
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}

.page-products .pd-shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pd-shot figcaption {
  padding: 0.7rem 1rem;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--ash);
  border-top: 1px solid var(--edge-soft);
  background: rgba(11, 15, 14, 0.55);
}

/* ---------- V3 面板 ---------- */

.page-products .pd-v3 {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-v3__row {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-facts {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-fact {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--edge-soft);
  border-radius: var(--yb-radius-s);
  background: linear-gradient(150deg, rgba(20, 60, 48, 0.6), rgba(11, 15, 14, 0.25));
}

.page-products .pd-fact__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-products .pd-fact__txt {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ash);
}

.page-products .pd-fact__txt strong {
  color: var(--mist);
  font-weight: 600;
}

.page-products .pd-locate {
  margin-top: 0.4rem;
  padding: var(--pd-pad);
  border: 1px solid var(--edge-soft);
  border-radius: var(--pd-radius);
  background: rgba(14, 42, 34, 0.5);
}

.page-products .pd-locate p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--ash);
}

.page-products .pd-diagram {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.1rem;
  flex-wrap: wrap;
}

.page-products .pd-diagram__node {
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--edge-strong);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ash);
}

.page-products .pd-diagram__node--cyan {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-ghost);
}

.page-products .pd-diagram__line {
  flex: 1 1 24px;
  min-width: 24px;
  height: 1px;
  background: linear-gradient(90deg, var(--edge-strong), rgba(82, 122, 111, 0.1));
}

/* ---------- 轮换标签卡 ---------- */

.page-products .pd-tagcards {
  display: grid;
  gap: 0.8rem;
  margin: 0 0 var(--pd-gap);
  padding: 0;
  list-style: none;
}

.page-products .pd-tagcard {
  padding: 1.05rem 1.15rem;
  border: 1px solid var(--edge-soft);
  border-left: 3px solid var(--cyan);
  border-radius: var(--yb-radius-s);
  background: rgba(20, 60, 48, 0.42);
}

.page-products .pd-tagcard--orange {
  border-left-color: var(--orange);
}

.page-products .pd-tagcard p {
  margin: 0.65rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--ash);
}

.page-products .pd-railbox {
  padding: var(--pd-pad);
  border: 1px solid var(--edge-strong);
  border-radius: var(--pd-radius);
  background: linear-gradient(160deg, rgba(20, 60, 48, 0.72), rgba(11, 15, 14, 0.5));
  box-shadow: var(--shadow-panel);
}

.page-products .pd-railbox p {
  margin: 0 0 1.2rem;
  font-size: 0.94rem;
  color: var(--ash);
}

.page-products .pd-track {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.page-products .pd-track__mark {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ash);
  flex: 0 0 auto;
}

.page-products .pd-track__bar {
  position: relative;
  flex: 1 1 auto;
  min-width: 40px;
  height: 6px;
  border-radius: 999px;
  background: rgba(82, 122, 111, 0.3);
  overflow: hidden;
}

.page-products .pd-track__fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 62%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--sheen));
}

.page-products .pd-track__fill--late {
  width: 84%;
  background: linear-gradient(90deg, var(--orange), var(--orange-deep));
}

/* ---------- 越位与角球 ---------- */

.page-products .pd-rhythm {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-rhythm__cols {
  display: grid;
  gap: 0.8rem;
}

.page-products .pd-note {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--edge-soft);
  border-radius: var(--yb-radius-s);
  background: rgba(11, 15, 14, 0.5);
}

.page-products .pd-note--cyan {
  border-top: 3px solid var(--cyan);
}

.page-products .pd-note--orange {
  border-top: 3px solid var(--orange);
}

.page-products .pd-note__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--mist);
}

.page-products .pd-note p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--ash);
}

/* ---------- 净胜球分档 ---------- */

.page-products .pd-tiers {
  display: grid;
  gap: 0.7rem;
  margin-bottom: var(--pd-gap);
}

.page-products .pd-tier {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 1rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--edge-soft);
  border-radius: var(--yb-radius-s);
  background: rgba(20, 60, 48, 0.36);
}

.page-products .pd-tier__name {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-products .pd-tier--up .pd-tier__name {
  color: var(--cyan);
}

.page-products .pd-tier--down .pd-tier__name {
  color: var(--ash);
}

.page-products .pd-tier__desc {
  font-size: 0.9rem;
  color: var(--ash);
}

.page-products .pd-goals-note {
  padding: var(--pd-pad);
  border: 1px solid var(--edge-strong);
  border-left: 3px solid var(--orange);
  border-radius: var(--pd-radius);
  background: rgba(14, 42, 34, 0.5);
}

.page-products .pd-goals-note p {
  margin: 0 0 0.8rem;
  font-size: 0.94rem;
  color: var(--ash);
}

.page-products .pd-goals-note p:last-child {
  margin-bottom: 0;
}

/* ---------- 友谊赛 ---------- */

.page-products .pd-friendly-grid {
  display: grid;
  gap: 0.8rem;
  margin-top: var(--pd-gap);
}

.page-products .pd-card {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--edge-soft);
  border-radius: var(--yb-radius-s);
  background: linear-gradient(155deg, rgba(20, 60, 48, 0.6), rgba(11, 15, 14, 0.3));
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-products .pd-card:hover {
  transform: translateY(-3px);
  border-color: rgba(71, 245, 210, 0.5);
}

.page-products .pd-card--line {
  border-bottom: 3px solid var(--edge-strong);
}

.page-products .pd-card__title {
  margin: 0 0 0.5rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--mist);
}

.page-products .pd-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--ash);
}

/* ---------- 版本对比 ---------- */

.page-products .pd-versions {
  display: flex;
  gap: 0.9rem;
  padding-bottom: 0.9rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .pd-versions:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-products .pd-ver {
  flex: 0 0 min(78vw, 300px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  padding: 1.2rem 1.2rem 1.3rem;
  border: 1px solid var(--edge-strong);
  border-radius: var(--pd-radius);
  background: linear-gradient(170deg, rgba(20, 60, 48, 0.8), rgba(11, 15, 14, 0.55));
  box-shadow: var(--shadow-panel);
}

.page-products .pd-ver--current {
  border-color: var(--cyan);
  background: linear-gradient(170deg, rgba(71, 245, 210, 0.16), rgba(11, 15, 14, 0.6));
}

.page-products .pd-ver--next {
  border-style: dashed;
  border-color: var(--orange);
}

.page-products .pd-ver__code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-products .pd-ver--next .pd-ver__code {
  color: var(--orange);
}

.page-products .pd-ver__year {
  margin: 0.35rem 0 0.7rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--ash);
}

.page-products .pd-ver__name {
  margin: 0 0 0.75rem;
  font-family: var(--font-sans);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--mist);
}

.page-products .pd-ver__list {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.page-products .pd-ver__list li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ash);
}

.page-products .pd-ver__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--line);
}

.page-products .pd-ver--current .pd-ver__list li::before {
  background: var(--cyan);
}

.page-products .pd-ver--next .pd-ver__list li::before {
  background: var(--orange);
}

.page-products .pd-ver__fit {
  margin: auto 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--edge-soft);
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pd-versions__hint {
  margin: 0.6rem 0 0;
  font-size: 0.86rem;
  color: var(--ash);
}

.page-products .pd-versions__hint a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* ---------- 结尾行动区 ---------- */

.page-products .pd-cta {
  padding: clamp(2rem, 6vw, 3.5rem) 0;
  border-top: 1px solid var(--edge-soft);
  background:
    radial-gradient(90% 120% at 12% 0%, rgba(255, 138, 61, 0.14) 0%, rgba(255, 138, 61, 0) 60%),
    linear-gradient(180deg, rgba(14, 42, 34, 0.85), var(--carbon));
}

.page-products .pd-cta__inner {
  display: grid;
  gap: 1.4rem;
}

.page-products .pd-cta__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-serif);
  font-weight: 650;
  font-size: clamp(1.4rem, 4.4vw, 2.1rem);
  line-height: 1.3;
  color: var(--mist);
}

.page-products .pd-cta__text p {
  margin: 0;
  max-width: 52ch;
  font-size: 0.95rem;
  color: var(--ash);
}

.page-products .pd-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-content: start;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-products .pd-tagcards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pd-tiers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-friendly-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-rhythm__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
    gap: clamp(2rem, 5vw, 3.5rem);
  }

  .page-products .pd-hero h1 {
    max-width: 20ch;
  }

  .page-products .pd-v3__row {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pd-tagcards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-tagcard:nth-child(4),
  .page-products .pd-tagcard:nth-child(5) {
    grid-column: span 1;
  }

  .page-products .pd-cta__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .page-products .pd-tagcards {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .pd-ver {
    flex-basis: 288px;
  }

  .page-products .pd-jump__inner {
    gap: 1.4rem;
  }
}

@media (max-width: 560px) {
  .page-products .pd-hero__actions .yb-btn,
  .page-products .pd-cta__actions .yb-btn {
    width: 100%;
    text-align: center;
  }

  .page-products .pd-diagram {
    gap: 0.4rem;
  }

  .page-products .pd-diagram__line {
    flex: 1 1 12px;
    min-width: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-card,
  .page-products .pd-jump__link {
    transition: none;
  }
}