.page-products {
  scroll-behavior: smooth;
}

/* ---------- 首屏 ---------- */

.page-products .products-hero {
  padding-block: clamp(32px, 6vw, 72px) clamp(40px, 7vw, 88px);
}

.page-products .products-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--arena-cyan);
  margin: 0 0 22px;
  text-transform: uppercase;
}

.page-products .products-kicker .arena-mono {
  color: var(--arena-muted);
}

.page-products .products-h1 {
  font-size: clamp(34px, 7.4vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.035em;
  font-weight: 900;
  color: var(--arena-text);
  margin: 0 0 22px;
  max-width: 15em;
}

.page-products .products-lede {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--arena-muted);
  max-width: 68ch;
  margin: 0 0 32px;
}

.page-products .products-lede--narrow {
  max-width: 58ch;
  margin-bottom: 0;
}

.page-products .products-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: var(--arena-line);
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-md);
  overflow: hidden;
  max-width: 760px;
}

.page-products .products-fact {
  background: var(--arena-panel);
  padding: 18px 20px;
}

.page-products .products-fact dt {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--arena-muted);
  margin: 0 0 10px;
}

.page-products .products-fact dd {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-size: 14px;
  color: var(--arena-muted);
}

.page-products .products-fact dd .arena-mono {
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1;
  color: var(--arena-cyan);
  font-variant-numeric: tabular-nums;
}

/* ---------- 章节头 ---------- */

.page-products .products-chapter {
  padding-block: clamp(44px, 7vw, 96px);
}

.page-products .products-chapter-head {
  position: relative;
  padding-bottom: 20px;
  margin-bottom: 30px;
}

.page-products .products-chapter-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 76px;
  height: 2px;
  background: linear-gradient(90deg, var(--arena-track), var(--arena-cyan));
  transform: skewX(-12deg);
  transform-origin: left center;
}

.page-products .products-index {
  font-family: var(--arena-mono);
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--arena-cyan);
  margin: 0 0 16px;
  text-transform: uppercase;
}

.page-products .products-h2 {
  font-size: clamp(24px, 4.2vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.025em;
  font-weight: 900;
  color: var(--arena-text);
  margin: 0 0 18px;
  max-width: 24em;
}

/* ---------- 目录：三条路径 ---------- */

.page-products .products-catalog {
  padding-block: clamp(20px, 4vw, 48px) clamp(44px, 7vw, 88px);
}

.page-products .products-lanes {
  display: grid;
  gap: 12px;
  margin: 0 0 28px;
}

.page-products .products-lane {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 24px 26px;
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-organic);
  background: var(--arena-panel);
  overflow: hidden;
}

.page-products .products-lane::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--arena-line);
}

.page-products .products-lane--track::before { background: var(--arena-track); }
.page-products .products-lane--cyan::before { background: var(--arena-cyan); }
.page-products .products-lane--amber::before { background: var(--arena-amber); }

.page-products .products-lane-mono {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--arena-muted);
}

.page-products .products-lane h3 {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--arena-text);
  margin: 0;
}

.page-products .products-lane p {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--arena-muted);
  margin: 0;
  flex: 1;
}

.page-products .products-lane .arena-btn {
  align-self: flex-start;
  font-size: 13px;
  padding: 9px 18px;
}

/* ---------- 场景跳转条 ---------- */

.page-products .products-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  margin: 0 0 26px;
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-sm);
  background: rgba(12, 44, 36, .55);
}

.page-products .products-filter-label {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--arena-muted);
  padding-right: 12px;
  margin-right: 4px;
  border-right: 1px solid var(--arena-line);
}

.page-products .products-filter .arena-tag {
  font-size: 13px;
  padding: 6px 14px;
  text-decoration: none;
}

/* ---------- 工具折叠 ---------- */

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

.page-products .products-tool {
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-sm);
  background: var(--arena-panel);
  overflow: hidden;
  transition: border-color .3s var(--arena-ease);
}

.page-products .products-tool[open] {
  border-color: rgba(47, 243, 208, .38);
  box-shadow: inset 3px 0 0 0 var(--arena-cyan);
}

.page-products .products-tool summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  -webkit-tap-highlight-color: transparent;
}

.page-products .products-tool summary::-webkit-details-marker { display: none; }
.page-products .products-tool summary::marker { content: ""; }

.page-products .products-tool summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--arena-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--arena-cyan);
  transition: transform .25s var(--arena-ease);
}

.page-products .products-tool[open] summary::after {
  content: "−";
}

.page-products .products-tool-num {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--arena-muted);
}

.page-products .products-tool-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--arena-text);
}

.page-products .products-tool-tag {
  font-size: 11px;
  letter-spacing: .06em;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(255, 196, 107, .12);
  border: 1px solid rgba(255, 196, 107, .3);
  color: var(--arena-amber);
  white-space: nowrap;
}

.page-products .products-tool-body {
  padding: 14px 18px 20px;
  border-top: 1px solid var(--arena-line);
}

.page-products .products-tool-body p {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--arena-muted);
  margin: 0 0 14px;
}

.page-products .products-tool-body ol {
  list-style: none;
  counter-reset: prodstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .products-tool-body ol li {
  counter-increment: prodstep;
  position: relative;
  padding-left: 32px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--arena-text);
}

.page-products .products-tool-body ol li::before {
  content: counter(prodstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--arena-mono);
  font-size: 12px;
  color: var(--arena-cyan);
  letter-spacing: .06em;
}

/* ---------- 图片通用 ---------- */

.page-products .products-cal-media,
.page-products .products-dash-media,
.page-products .products-col-media,
.page-products .products-release-media,
.page-products .products-mobile-shot {
  margin: 0;
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-md);
  overflow: hidden;
  background: var(--arena-panel);
}

.page-products .products-mobile-shot {
  border-radius: var(--arena-radius-organic);
  max-width: 420px;
}

.page-products .products-cal-media img,
.page-products .products-dash-media img,
.page-products .products-col-media img,
.page-products .products-release-media img,
.page-products .products-mobile-shot img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 赛事日历 ---------- */

.page-products .products-calendar {
  display: grid;
  gap: 26px;
}

.page-products .products-cal-body p {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--arena-muted);
  margin: 0 0 20px;
  max-width: 62ch;
}

.page-products .products-steps {
  list-style: none;
  margin: 0 0 22px;
  padding: 0 0 0 20px;
  border-left: 2px solid var(--arena-line);
  display: grid;
  gap: 20px;
}

.page-products .products-steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-products .products-steps li > .arena-mono {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--arena-cyan);
  padding-top: 4px;
}

.page-products .products-steps h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--arena-text);
  margin: 0 0 5px;
}

.page-products .products-steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--arena-muted);
  max-width: none;
}

.page-products .products-note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--arena-muted);
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--arena-cyan);
}

/* ---------- 当季赛事带 ---------- */

.page-products .products-chapter--rail {
  padding-bottom: clamp(32px, 5vw, 64px);
}

.page-products .products-rail {
  position: relative;
}

.page-products .products-rail-scale {
  max-width: var(--arena-shell);
  margin: 0 auto 16px;
  padding-inline: var(--arena-gutter);
}

.page-products .products-rail-scale svg {
  display: block;
  width: 100%;
  height: 18px;
}

.page-products .products-rail-track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding: 4px var(--arena-gutter) 22px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

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

.page-products .products-rail-card {
  position: relative;
  flex: 0 0 min(80vw, 300px);
  scroll-snap-align: start;
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 20px 20px 18px;
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-md);
  background: var(--arena-panel);
}

.page-products .products-rail-card.is-current {
  border-color: var(--arena-cyan);
}

.page-products .products-rail-card.is-current::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--arena-cyan);
  border-radius: var(--arena-radius-md) var(--arena-radius-md) 0 0;
}

.page-products .products-rail-seq {
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--arena-muted);
  margin: 0;
}

.page-products .products-rail-state {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--arena-text);
  margin: 0;
}

.page-products .products-rail-metrics {
  margin: 0;
  display: grid;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--arena-line);
}

.page-products .products-rail-metrics > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-products .products-rail-metrics dt {
  font-size: 12.5px;
  color: var(--arena-muted);
}

.page-products .products-rail-metrics dd {
  margin: 0;
  font-size: 14px;
  color: var(--arena-cyan-soft);
  font-variant-numeric: tabular-nums;
}

.page-products .products-rail-foot {
  margin: 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--arena-muted);
}

.page-products .products-rail-hint {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--arena-muted);
}

/* ---------- 数据看板 ---------- */

.page-products .products-dash {
  display: grid;
  gap: 20px;
}

.page-products .products-dash-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  background: var(--arena-line);
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-md);
  overflow: hidden;
}

.page-products .products-dash-item {
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 16px 16px 18px;
  background: var(--arena-panel);
}

.page-products .products-dash-num {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--arena-muted);
}

.page-products .products-dash-item h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--arena-text);
  margin: 0;
}

.page-products .products-dash-item p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--arena-muted);
  margin: 0;
}

/* ---------- 专家专栏 ---------- */

.page-products .products-columns {
  display: grid;
  gap: 26px;
}

.page-products .products-column-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--arena-line);
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-md);
  overflow: hidden;
}

.page-products .products-column {
  background: var(--arena-panel);
  padding: 16px 18px;
}

.page-products .products-column-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 6px;
}

.page-products .products-column-head h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--arena-text);
  margin: 0;
}

.page-products .products-column-meta {
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--arena-amber);
  white-space: nowrap;
}

.page-products .products-column p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--arena-muted);
}

.page-products .products-copy-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-sm);
  background: rgba(12, 44, 36, .6);
}

.page-products .products-copy-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--arena-muted);
  flex: 1 1 180px;
}

/* ---------- 移动端 ---------- */

.page-products .products-mobile {
  display: grid;
  gap: 26px;
}

.page-products .products-mobile-h3 {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--arena-text);
  margin: 0 0 16px;
}

.page-products .products-mobile-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .products-mobile-list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--arena-line);
}

.page-products .products-mobile-list li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-products .products-mobile-list li > .arena-mono {
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--arena-cyan);
  padding-top: 3px;
}

.page-products .products-mobile-list h4 {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--arena-text);
  margin: 0 0 5px;
}

.page-products .products-mobile-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--arena-muted);
}

/* ---------- 版本 ---------- */

.page-products .products-release {
  display: grid;
  gap: 20px;
}

.page-products .products-release-list {
  list-style: none;
  margin: 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--arena-line);
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-md);
  overflow: hidden;
}

.page-products .products-release-list li {
  background: var(--arena-panel);
  padding: 16px 18px;
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-products .products-release-list .arena-mono {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--arena-cyan-soft);
  background: rgba(47, 243, 208, .1);
  border-radius: 6px;
  padding: 3px 8px;
  display: inline-block;
  text-align: center;
}

.page-products .products-release-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--arena-muted);
}

/* ---------- 三分钟上手 ---------- */

.page-products .products-chapter--start {
  padding-bottom: clamp(72px, 10vw, 140px);
}

.page-products .products-start-steps {
  list-style: none;
  counter-reset: startstep;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .products-start-steps li {
  counter-increment: startstep;
  position: relative;
  padding: 22px 18px 20px;
  border: 1px solid var(--arena-line);
  border-radius: var(--arena-radius-sm);
  background: var(--arena-panel);
}

.page-products .products-start-steps li::before {
  content: counter(startstep, decimal-leading-zero);
  display: block;
  font-family: var(--arena-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--arena-cyan);
  margin-bottom: 12px;
}

.page-products .products-start-steps h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--arena-text);
  margin: 0 0 6px;
}

.page-products .products-start-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--arena-muted);
}

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

/* ---------- 移动端底部吸附 ---------- */

.page-products .products-dock {
  position: fixed;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  z-index: 40;
  display: block;
  pointer-events: auto;
}

.page-products .products-dock .arena-btn {
  padding: 13px 24px;
  border-radius: 999px;
  font-size: 14px;
  box-shadow: 0 14px 34px rgba(255, 90, 43, .26);
}

/* ---------- 断点 ---------- */

@media (min-width: 560px) {
  .page-products .products-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-products .products-lanes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .products-tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .page-products .products-start-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-products .products-calendar {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .products-dash {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .products-columns {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .products-mobile {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .products-release {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .products-rail-card {
    flex: 0 0 320px;
  }
}

@media (min-width: 720px) {
  .page-products .products-dock {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products {
    scroll-behavior: auto;
  }

  .page-products .products-tool,
  .page-products .products-tool summary::after {
    transition: none;
  }

  .page-products .products-rail-track {
    scroll-behavior: auto;
  }
}