/* ===== K8体育汇 · 核心功能页 ===== */

.page-products {
  --pf-hair: rgba(30, 77, 54, .62);
  --pf-glow-soft: rgba(57, 255, 136, .16);
  --pf-panel-top: #123726;
  display: block;
  background: var(--k8-night);
  color: var(--k8-body);
  font-family: var(--k8-font);
}

/* ---------- 面包屑 ---------- */
.page-products .pf-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 18px 0 0;
  list-style: none;
  font-size: .8rem;
  color: var(--k8-mute);
}

.page-products .pf-crumbs a {
  color: var(--k8-mute);
  text-decoration: none;
}

.page-products .pf-crumbs a:hover {
  color: var(--k8-neon);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--k8-line);
  background:
    radial-gradient(760px 380px at 6% -24%, rgba(57, 255, 136, .17), transparent 62%),
    radial-gradient(620px 320px at 96% 4%, rgba(255, 154, 61, .11), transparent 68%),
    linear-gradient(180deg, var(--k8-deep), var(--k8-night) 94%);
}

.page-products .pf-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--pf-hair) 1px, transparent 1px);
  background-size: 100% 46px;
  opacity: .14;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 86%);
  mask-image: linear-gradient(180deg, #000, transparent 86%);
}

.page-products .pf-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  padding: 32px 0 38px;
}

.page-products .pf-hero__eyebrow {
  margin: 0;
  font-family: var(--k8-font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--k8-neon);
}

.page-products .pf-hero h1 {
  margin: 0;
  font-family: var(--k8-font-display);
  font-weight: 800;
  font-size: clamp(1.75rem, 7.2vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: .01em;
  color: var(--k8-ink);
  max-width: 22ch;
}

.page-products .pf-hero__lede {
  margin: 0;
  max-width: 64ch;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--k8-body);
}

.page-products .pf-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-jump {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border: 1px solid var(--k8-line);
  border-radius: 999px;
  background: rgba(16, 47, 32, .65);
  font-size: .8rem;
  color: var(--k8-body);
  text-decoration: none;
  transition: border-color .22s var(--k8-ease), color .22s var(--k8-ease), background-color .22s var(--k8-ease);
}

.page-products .pf-jump .k8-num {
  color: var(--k8-mute);
  font-size: .74rem;
}

.page-products .pf-jump:hover,
.page-products .pf-jump.is-current {
  border-color: var(--k8-neon);
  color: var(--k8-neon);
  background: rgba(57, 255, 136, .08);
}

.page-products .pf-jump:hover .k8-num,
.page-products .pf-jump.is-current .k8-num {
  color: var(--k8-neon-soft);
}

/* ---------- 章节公共节奏 ---------- */
.page-products .pf-board,
.page-products .pf-steps,
.page-products .pf-mobile,
.page-products .pf-saves,
.page-products .pf-index,
.page-products .pf-scenes {
  padding: 44px 0;
  border-bottom: 1px solid var(--pf-hair);
}

.page-products .k8-section__num {
  color: var(--k8-neon);
  font-family: var(--k8-font-mono);
  letter-spacing: .08em;
}

/* ---------- 设备总览 ---------- */
.page-products .pf-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0;
}

.page-products .pf-board__stage {
  display: grid;
  gap: 18px;
}

.page-products .pf-device {
  overflow: hidden;
  background: var(--k8-panel);
  border: 1px solid var(--k8-line);
  border-radius: var(--k8-rad);
  transition: border-color .25s var(--k8-ease), box-shadow .25s var(--k8-ease);
}

.page-products .pf-device:hover {
  border-color: var(--k8-neon);
  box-shadow: 0 0 0 1px var(--pf-glow-soft), 0 22px 46px -30px rgba(57, 255, 136, .55);
}

.page-products .pf-frame__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  background: #071710;
  border-bottom: 1px solid var(--k8-line);
}

.page-products .pf-frame__bar span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--k8-line);
}

.page-products .pf-frame__bar span:first-child { background: var(--k8-alert); }
.page-products .pf-frame__bar span:nth-child(2) { background: var(--k8-amber); }
.page-products .pf-frame__bar span:last-child { background: var(--k8-neon); }

.page-products .pf-frame__body {
  background: linear-gradient(180deg, var(--pf-panel-top), var(--k8-deep));
}

.page-products .pf-frame__body img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .pf-device__cap {
  margin: 0;
  padding: 12px 14px 15px;
  border-top: 1px solid var(--k8-line);
  font-size: .85rem;
  line-height: 1.72;
  color: var(--k8-mute);
}

.page-products .pf-device--mobile {
  border-radius: 20px;
  max-width: 320px;
  margin-inline: auto;
}

.page-products .pf-device--mobile .pf-frame__bar {
  display: none;
}

/* ---------- 电脑端筛选步骤 ---------- */
.page-products .pf-steps__list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-step__box {
  background: var(--k8-panel);
  border: 1px solid var(--k8-line);
  border-radius: var(--k8-rad);
  transition: border-color .22s var(--k8-ease);
}

.page-products .pf-step__box:hover,
.page-products .pf-step__box[open] {
  border-color: var(--k8-neon);
}

.page-products .pf-step__sum {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 16px;
  list-style: none;
  cursor: pointer;
}

.page-products .pf-step__sum::-webkit-details-marker { display: none; }
.page-products .pf-step__sum::marker { content: ""; }

.page-products .pf-step__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--k8-font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--k8-mute);
  transition: color .22s var(--k8-ease);
}

.page-products .pf-step__box[open] .pf-step__sum::after {
  content: "–";
  color: var(--k8-alert);
}

.page-products .pf-step__no {
  flex: none;
  min-width: 44px;
  padding: 5px 8px;
  text-align: center;
  font-family: var(--k8-font-mono);
  font-size: .95rem;
  font-weight: 700;
  color: var(--k8-neon);
  background: rgba(57, 255, 136, .09);
  border: 1px solid rgba(57, 255, 136, .32);
  border-radius: 2px;
}

.page-products .pf-step__title {
  font-family: var(--k8-font-display);
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: .015em;
  color: var(--k8-ink);
}

.page-products .pf-step__body {
  padding: 14px 16px 18px 16px;
  border-top: 1px dashed var(--pf-hair);
  font-size: .92rem;
  line-height: 1.78;
  color: var(--k8-body);
}

/* ---------- 筛选演示 ---------- */
.page-products .pf-demo {
  margin-top: 22px;
  padding: 18px 16px 16px;
  background: linear-gradient(180deg, var(--pf-panel-top), var(--k8-deep));
  border: 1px solid var(--k8-line);
  border-left: 3px solid var(--k8-neon);
  border-radius: var(--k8-rad);
}

.page-products .pf-demo__title {
  margin: 0 0 12px;
  font-family: var(--k8-font-mono);
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--k8-neon);
}

.page-products .pf-demo__row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-products .pf-demo__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-demo__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  background: rgba(4, 17, 11, .72);
  border: 1px solid var(--pf-hair);
  border-radius: var(--k8-rad);
}

.page-products .pf-demo__cond {
  font-size: .86rem;
  color: var(--k8-body);
}

.page-products .pf-demo__time {
  margin-left: auto;
  font-size: .9rem;
  font-weight: 700;
  color: var(--k8-neon-soft);
}

/* ---------- 移动端伤停 ---------- */
.page-products .pf-injury {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-injury__card {
  padding: 18px 16px;
  background: var(--k8-panel);
  border: 1px solid var(--k8-line);
  border-left: 3px solid var(--k8-line);
  border-radius: var(--k8-rad);
}

.page-products .pf-injury__card--out { border-left-color: var(--k8-alert); }
.page-products .pf-injury__card--watch { border-left-color: var(--k8-warn); }
.page-products .pf-injury__card--ban { border-left-color: var(--k8-amber); }

.page-products .pf-injury__title {
  margin: 10px 0 8px;
  font-family: var(--k8-font-display);
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: .015em;
  color: var(--k8-ink);
}

.page-products .pf-injury__card p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--k8-mute);
}

.page-products .pf-mobile__foot {
  margin: 18px 0 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--k8-mute);
}

.page-products .pf-mobile__foot a,
.page-products .pf-scenes__foot a {
  color: var(--k8-neon-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 255, 217, .45);
}

.page-products .pf-mobile__foot a:hover,
.page-products .pf-scenes__foot a:hover {
  color: var(--k8-neon);
  border-bottom-color: var(--k8-neon);
}

/* ---------- 战报收藏 ---------- */
.page-products .pf-saves__grid {
  display: grid;
  gap: 22px;
  margin-top: 22px;
}

.page-products .pf-saves__intro {
  margin: 0 0 14px;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--k8-body);
}

.page-products .pf-saves__switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-products .pf-collections {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-collect {
  position: relative;
  padding: 14px 16px 15px 20px;
  background: var(--k8-deep);
  border: 1px solid var(--k8-line);
  border-radius: var(--k8-rad);
  transition: border-color .22s var(--k8-ease), transform .22s var(--k8-ease);
}

.page-products .pf-collect::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: var(--k8-rad) 0 0 var(--k8-rad);
  background: var(--k8-line);
}

.page-products .pf-collect[data-filter-item="saved"]::before {
  background: var(--k8-neon);
}

.page-products .pf-collect:hover {
  border-color: var(--k8-neon);
  transform: translateX(2px);
}

.page-products .pf-collect__title {
  margin: 10px 0 6px;
  font-family: var(--k8-font-display);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .015em;
  color: var(--k8-ink);
}

.page-products .pf-collect__meta {
  margin: 0 0 6px;
  font-size: .82rem;
  color: var(--k8-neon-soft);
}

.page-products .pf-collect__note {
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--k8-mute);
}

/* ---------- 索引折线轴 ---------- */
.page-products .pf-axis {
  margin-top: 22px;
  padding: 18px 14px 6px;
  background: linear-gradient(180deg, var(--k8-panel), rgba(4, 17, 11, .92));
  border: 1px solid var(--k8-line);
  border-radius: var(--k8-rad);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pf-axis__svg {
  display: block;
  width: 100%;
  min-width: 660px;
  height: auto;
}

.page-products .pf-axis__base {
  stroke: var(--k8-line);
  stroke-width: 2;
}

.page-products .pf-axis__area {
  fill: url(#pfAxisFill);
}

.page-products .pf-axis__line {
  stroke: var(--k8-neon);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.page-products .pf-axis__dot {
  cursor: pointer;
  outline: none;
}

.page-products .pf-axis__dot circle {
  fill: var(--k8-night);
  stroke: var(--k8-neon);
  stroke-width: 2.5;
  transition: fill .2s var(--k8-ease), stroke .2s var(--k8-ease);
}

.page-products .pf-axis__dot:hover circle,
.page-products .pf-axis__dot:focus circle {
  fill: var(--k8-neon);
  stroke: var(--k8-neon-soft);
}

.page-products .pf-axis__label {
  opacity: 0;
  transition: opacity .2s var(--k8-ease);
}

.page-products .pf-axis__dot:hover .pf-axis__label,
.page-products .pf-axis__dot:focus .pf-axis__label {
  opacity: 1;
}

.page-products .pf-axis__label rect {
  fill: var(--k8-paper);
  stroke: var(--k8-paper-edge);
  stroke-width: 1;
}

.page-products .pf-axis__label text {
  fill: #12261C;
  font-family: var(--k8-font-mono);
  font-size: 13px;
  font-weight: 600;
}

.page-products .pf-axis__tick {
  fill: var(--k8-mute);
  font-family: var(--k8-font-mono);
  font-size: 12px;
}

.page-products .pf-index__figure {
  margin-top: 22px;
}

/* ---------- 使用场景 ---------- */
.page-products .pf-scenes__grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-products .pf-scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  background: linear-gradient(180deg, var(--k8-panel), var(--k8-deep));
  border: 1px solid var(--k8-line);
  border-top: 3px solid var(--k8-neon);
  border-radius: var(--k8-rad);
}

.page-products .pf-scene__when {
  margin: 0;
  font-family: var(--k8-font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--k8-neon-soft);
}

.page-products .pf-scene__title {
  margin: 0;
  font-family: var(--k8-font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .015em;
  color: var(--k8-ink);
}

.page-products .pf-scene p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--k8-body);
}

.page-products .pf-scenes__foot {
  margin: 20px 0 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--k8-mute);
}

/* ---------- 收尾 ---------- */
.page-products .pf-close {
  padding: 42px 0 56px;
  background: linear-gradient(180deg, var(--k8-deep), var(--k8-night));
}

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

.page-products .pf-close__eyebrow {
  margin: 0 0 10px;
  font-family: var(--k8-font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--k8-neon);
}

.page-products .pf-close h2 {
  margin: 0 0 14px;
  font-family: var(--k8-font-display);
  font-size: clamp(1.4rem, 5.2vw, 2.1rem);
  font-weight: 800;
  line-height: 1.18;
  color: var(--k8-ink);
}

.page-products .pf-close__copy p {
  margin: 0 0 22px;
  max-width: 56ch;
  font-size: .96rem;
  line-height: 1.82;
  color: var(--k8-body);
}

.page-products .pf-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pf-close__figure {
  margin: 0;
}

.page-products .pf-close__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--k8-line);
  border-radius: var(--k8-rad);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 720px) {
  .page-products .pf-hero__inner {
    padding: 46px 0 52px;
  }

  .page-products .pf-board,
  .page-products .pf-steps,
  .page-products .pf-mobile,
  .page-products .pf-saves,
  .page-products .pf-index,
  .page-products .pf-scenes {
    padding: 62px 0;
  }

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

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

  .page-products .pf-step__body {
    padding-left: 76px;
  }

  .page-products .pf-close {
    padding: 56px 0 72px;
  }
}

@media (min-width: 760px) {
  .page-products .pf-board__stage {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, .78fr);
    align-items: start;
  }

  .page-products .pf-device--mobile {
    margin-inline: 0 auto;
  }

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

@media (min-width: 900px) {
  .page-products .pf-saves__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
  }

  .page-products .pf-close__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: 34px;
  }
}