.page-products {
  --pp-gap: clamp(18px, 3vw, 34px);
  --pp-pad: clamp(16px, 2.4vw, 26px);
  --pp-hair: 1px solid var(--line);
}

/* ---------- 首屏 ---------- */
.page-products .tools-hero {
  padding-block: clamp(28px, 5vw, 58px) clamp(36px, 6.5vw, 78px);
}

.page-products .tools-hero__grid {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .tools-hero__title,
.page-products .tools-hero h1 {
  margin: .3em 0 .5em;
  font-size: clamp(1.95rem, 5.4vw, 3.45rem);
  line-height: 1.06;
  letter-spacing: -.02em;
}

.page-products .tools-hero .lede {
  max-width: 46ch;
  margin: 0;
  color: rgba(251, 250, 247, .84);
}

.page-products .tools-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .tools-hero__jump a {
  display: inline-block;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid rgba(35, 227, 198, .4);
  background: rgba(191, 239, 232, .08);
  color: var(--mist);
  font-size: .85rem;
  letter-spacing: .04em;
  text-decoration: none;
  transition: background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-products .tools-hero__jump a:hover {
  background: rgba(35, 227, 198, .18);
  border-color: var(--cyan);
}

.page-products .tools-hero__jump a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .tools-hero__ledger {
  border-radius: var(--radius);
  padding: var(--pp-pad);
  background: rgba(191, 239, 232, .1);
  border: 1px solid rgba(35, 227, 198, .32);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-products .tools-hero__ledger .focus-number {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(2.6rem, 7vw, 3.5rem);
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -.02em;
}

.page-products .tools-hero__ledger-label {
  margin: 10px 0 18px;
  color: var(--mist);
  font-size: .9rem;
  line-height: 1.65;
}

.page-products .tools-hero__facts {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-products .tools-hero__facts > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(191, 239, 232, .22);
}

.page-products .tools-hero__facts dt {
  color: rgba(251, 250, 247, .7);
  font-size: .82rem;
}

.page-products .tools-hero__facts dd {
  margin: 0;
  font-family: var(--font-mono);
  color: var(--paper);
  font-size: .88rem;
  white-space: nowrap;
}

/* ---------- 通用区块元件 ---------- */
.page-products .pp-block {
  padding-block: clamp(38px, 6vw, 78px);
}

.page-products .pp-head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-products .pp-head h2,
.page-products .pp-aside h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  line-height: 1.16;
  letter-spacing: -.015em;
  margin: .25em 0 .55em;
}

.page-products .pp-head .lede {
  margin: 0;
  max-width: 58ch;
}

.page-products .pp-head--dark .lede {
  color: rgba(251, 250, 247, .82);
}

.page-products .pp-head--dark h2 {
  color: var(--paper);
}

.page-products .pp-split {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-aside .note {
  margin-top: 14px;
}

.page-products .pp-body > p {
  margin: 0 0 1.1em;
  line-height: 1.78;
}

.page-products .pp-figure {
  margin: clamp(20px, 3vw, 32px) 0;
}

.page-products .pp-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

/* ---------- 模块标签页 ---------- */
.page-products .module-tabs {
  margin-top: clamp(6px, 1.4vw, 16px);
}

.page-products .module-tabs .tabs__list {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
  scrollbar-width: thin;
}

.page-products .module-tabs .tabs__tab {
  position: relative;
  flex: 0 0 auto;
  padding: 10px 16px 13px;
  border: 0;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: .92rem;
  letter-spacing: .02em;
  cursor: pointer;
  transition: color .18s var(--ease), background-color .18s var(--ease);
}

.page-products .module-tabs .tabs__tab::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: -1px;
  height: 3px;
  border-radius: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .18s var(--ease);
}

.page-products .module-tabs .tabs__tab:hover {
  color: var(--water);
  background: var(--deep-a);
}

.page-products .module-tabs .tabs__tab[aria-selected="true"] {
  color: var(--ink);
  font-weight: 600;
}

.page-products .module-tabs .tabs__tab[aria-selected="true"]::after {
  transform: scaleX(1);
}

.page-products .module-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .module-tabs .tabs__panel {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-products .pp-panel {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-panel h3 {
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  line-height: 1.35;
  letter-spacing: -.01em;
  margin: 0 0 .6em;
}

.page-products .pp-panel p {
  margin: 0 0 1em;
  line-height: 1.78;
}

.page-products .pp-panel .note {
  margin-bottom: 0;
}

.page-products .pp-panel__facts {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  align-content: start;
}

.page-products .pp-panel__facts > div {
  background: var(--paper);
  padding: 13px 15px;
}

.page-products .pp-panel__facts dt {
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--muted);
  margin-bottom: 5px;
}

.page-products .pp-panel__facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .9rem;
  color: var(--ink);
  line-height: 1.4;
}

/* ---------- 赛程条目列表 ---------- */
.page-products .pp-list {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  border: var(--pp-hair);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-products .pp-list li {
  padding: 13px 16px;
  border-bottom: var(--pp-hair);
  font-size: .95rem;
  line-height: 1.72;
}

.page-products .pp-list li:last-child {
  border-bottom: 0;
}

.page-products .pp-list strong {
  display: inline-block;
  min-width: 6.2em;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .02em;
  color: var(--water);
  vertical-align: 1px;
}

/* ---------- 首发位置对照 ---------- */
.page-products .pp-pitch {
  margin: clamp(18px, 3vw, 30px) 0;
  padding: clamp(14px, 2.4vw, 22px);
  border-radius: var(--radius);
  background: var(--deep);
  background-image: radial-gradient(circle at 22% 18%, rgba(35, 227, 198, .22), transparent 62%);
}

.page-products .pp-pitch svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-pitch__links line {
  stroke: rgba(191, 239, 232, .42);
  stroke-width: 1.4;
}

.page-products .pp-pitch__links .pp-pitch__link--moved {
  stroke: var(--cinnabar);
  stroke-width: 2;
  stroke-dasharray: 6 5;
}

.page-products .pp-pitch__row circle {
  fill: var(--mist);
  stroke: var(--deep);
  stroke-width: 2;
}

.page-products .pp-pitch__row--lower circle {
  fill: #8fd8cf;
}

.page-products .pp-pitch__row .pp-pitch__dot--moved {
  fill: var(--cinnabar);
}

.page-products .pp-pitch__legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  margin: 14px 0 0;
  font-size: .8rem;
  letter-spacing: .04em;
  color: rgba(251, 250, 247, .78);
}

.page-products .pp-pitch__key {
  display: inline-block;
  width: 20px;
  height: 3px;
  border-radius: 2px;
  margin-right: 7px;
  vertical-align: 3px;
  background: rgba(191, 239, 232, .6);
}

.page-products .pp-pitch__key--moved {
  background: var(--cinnabar);
}

/* ---------- 折叠说明 ---------- */
.page-products .pp-fold {
  margin: clamp(16px, 2.6vw, 24px) 0;
  border: var(--pp-hair);
  border-radius: var(--radius-sm);
  background: var(--sand);
}

.page-products .pp-fold summary {
  padding: 14px 16px;
  cursor: pointer;
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--water);
  list-style: none;
}

.page-products .pp-fold summary::-webkit-details-marker {
  display: none;
}

.page-products .pp-fold summary::before {
  content: "+";
  display: inline-block;
  width: 1.4em;
  font-family: var(--font-mono);
  color: var(--cinnabar);
}

.page-products .pp-fold[open] summary::before {
  content: "–";
}

.page-products .pp-fold summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .pp-fold__body {
  padding: 0 16px 16px;
  border-top: var(--pp-hair);
}

.page-products .pp-fold__body p {
  margin: 14px 0 0;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 区间滑块 ---------- */
.page-products .pp-slider {
  margin: clamp(20px, 3.2vw, 32px) 0;
  padding: clamp(20px, 3vw, 28px) clamp(16px, 2.6vw, 24px) 14px;
  border-radius: var(--radius);
  background: var(--sand);
  border: var(--pp-hair);
}

.page-products .pp-slider__track {
  position: relative;
  height: 6px;
  border-radius: 3px;
  background: var(--line);
}

.page-products .pp-slider__fill {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--water), var(--cyan));
}

.page-products .pp-slider__handle {
  position: absolute;
  top: 50%;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  margin-left: -10px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--cyan);
  box-shadow: 0 4px 12px -4px rgba(8, 52, 79, .55);
}

.page-products .pp-slider__handle--low {
  left: 0;
}

.page-products .pp-slider__handle--high {
  left: 100%;
}

.page-products .pp-slider__value {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--ink);
}

.page-products .pp-slider__ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--muted);
}

.page-products .pp-bands {
  display: grid;
  gap: 10px;
  margin: 0 0 clamp(18px, 3vw, 26px);
}

.page-products .pp-band {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--paper);
  border: var(--pp-hair);
  border-left: 4px solid var(--mist);
}

.page-products .pp-band--mid {
  border-left-color: var(--water);
}

.page-products .pp-band--high {
  border-left-color: var(--cyan);
}

.page-products .pp-band__range {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--ink);
  letter-spacing: -.01em;
}

.page-products .pp-band__range span {
  font-size: .76rem;
  color: var(--muted);
  margin-left: 8px;
}

.page-products .pp-band__label {
  margin: 6px 0 0;
  font-size: .82rem;
  color: var(--muted);
  letter-spacing: .04em;
}

/* ---------- 越位并列卡片 ---------- */
.page-products .pp-cards {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-card {
  padding: var(--pp-pad);
  border-radius: var(--radius);
  background: var(--paper);
  border: var(--pp-hair);
  border-top: 3px solid var(--water);
}

.page-products .pp-card--rule {
  background: var(--sand);
  border-top-color: var(--cinnabar);
}

.page-products .pp-card__kicker {
  margin: 0 0 8px;
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-products .pp-card h3 {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  margin: 0 0 .55em;
  letter-spacing: -.01em;
}

.page-products .pp-card p:last-child {
  margin: 0;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 回看步骤 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--pp-gap);
  counter-reset: none;
}

.page-products .pp-steps li {
  padding: clamp(16px, 2.6vw, 24px);
  border-radius: var(--radius);
  background: rgba(191, 239, 232, .08);
  border: 1px solid rgba(35, 227, 198, .26);
}

.page-products .pp-steps__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  line-height: 1;
  color: var(--cyan);
  margin-bottom: 12px;
}

.page-products .pp-steps h3 {
  font-size: 1.08rem;
  margin: 0 0 .4em;
  color: var(--paper);
  letter-spacing: -.005em;
}

.page-products .pp-steps p {
  margin: 0;
  font-size: .91rem;
  line-height: 1.7;
  color: rgba(251, 250, 247, .78);
}

.page-products .pp-deep-link {
  margin: clamp(24px, 4vw, 38px) 0 0;
}

/* ---------- 关系图 ---------- */
.page-products .pp-graph {
  margin: clamp(18px, 3vw, 30px) 0;
  padding: clamp(12px, 2vw, 20px);
  border-radius: var(--radius);
  background: var(--paper);
  border: var(--pp-hair);
}

.page-products .pp-graph svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-graph__edges line {
  stroke: var(--line);
  stroke-width: 1.6;
}

.page-products .pp-graph__nodes rect {
  fill: var(--sand);
  stroke: var(--line);
  stroke-width: 1;
}

.page-products .pp-graph__nodes .pp-graph__hub {
  fill: var(--deep);
  stroke: var(--deep);
}

.page-products .pp-graph__nodes text {
  font-family: var(--font-sans);
  font-size: 13px;
  fill: var(--ink);
  text-anchor: middle;
}

.page-products .pp-graph__nodes .pp-graph__hub-text {
  fill: var(--mist);
}

.page-products .pp-jumps {
  list-style: none;
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .pp-jumps a {
  display: block;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: var(--pp-hair);
  background: var(--paper);
  color: var(--water);
  font-size: .9rem;
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-products .pp-jumps a:hover {
  border-color: var(--cyan);
  color: var(--deep);
}

.page-products .pp-jumps a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 末段交叉入口 ---------- */
.page-products .pp-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: var(--pp-hair);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-products .pp-next__list a {
  display: block;
  padding: 15px 16px;
  background: var(--paper);
  color: var(--ink);
  font-size: .95rem;
  text-decoration: none;
  transition: background-color .18s var(--ease), color .18s var(--ease);
}

.page-products .pp-next__list a::after {
  content: "→";
  float: right;
  font-family: var(--font-mono);
  color: var(--water);
}

.page-products .pp-next__list a:hover {
  background: var(--mist-a);
  color: var(--water);
}

.page-products .pp-next__list a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .pp-bands {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-products .pp-cards .pp-card--rule {
    grid-column: 1 / -1;
  }

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

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

@media (min-width: 900px) {
  .page-products .tools-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, .9fr);
    gap: clamp(28px, 4.5vw, 60px);
  }

  .page-products .pp-split {
    grid-template-columns: minmax(0, .95fr) minmax(0, 2.2fr);
    gap: clamp(26px, 4vw, 56px);
    align-items: start;
  }

  .page-products .pp-split--flip {
    grid-template-columns: minmax(0, 2.2fr) minmax(0, .95fr);
  }

  .page-products .pp-split--flip > .pp-aside {
    order: 2;
  }

  .page-products .pp-split--flip > .pp-body {
    order: 1;
  }

  .page-products .pp-aside {
    position: sticky;
    top: 118px;
  }

  .page-products .pp-panel {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
    gap: clamp(24px, 3.6vw, 44px);
    align-items: start;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-products .pp-cards .pp-card--rule {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tools-hero__jump a,
  .page-products .module-tabs .tabs__tab,
  .page-products .module-tabs .tabs__tab::after,
  .page-products .pp-jumps a,
  .page-products .pp-next__list a {
    transition: none;
  }
}