/* ===== 功能中心 · 四轨模块 ===== */

.page-products {
  --rail-w: 236px;
  --fx-gap: 44px;
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 深色开场 ---------- */

.page-products .fx-top {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding-top: calc(var(--header-h) + 26px);
  padding-bottom: 96px;
}

.page-products .fx-top::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(245, 242, 232, .055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(245, 242, 232, .055) 1px, transparent 1px);
  background-size: 68px 68px;
  pointer-events: none;
}

.page-products .fx-top::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 78px;
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 8%, 100% 100%);
  pointer-events: none;
}

.page-products .fx-top .crumbs {
  position: relative;
  z-index: 1;
}

.page-products .fx-top .crumbs,
.page-products .fx-top .crumbs a,
.page-products .fx-top .crumbs li {
  color: rgba(245, 242, 232, .64);
}

.page-products .fx-top .crumbs a {
  text-decoration: none;
}

.page-products .fx-top .crumbs a:hover {
  color: var(--fluo);
}

.page-products .fx-top .crumbs [aria-current="page"] {
  color: var(--fluo);
}

.page-products .fx-hero {
  position: relative;
  z-index: 1;
  padding-top: 40px;
}

.page-products .fx-hero__inner {
  display: grid;
  gap: 36px;
}

.page-products .fx-hero__lead .idx {
  margin: 0 0 14px;
  color: var(--fluo);
}

.page-products .fx-hero h1 {
  margin: 0 0 18px;
  max-width: 15em;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-products .fx-hero__sub {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(245, 242, 232, .78);
}

.page-products .fx-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .fx-board {
  border: 1px solid var(--line-dark);
  background: rgba(245, 242, 232, .05);
  padding: 22px 22px 26px;
}

.page-products .fx-board__figs {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 16px;
}

.page-products .fx-board__figs li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  border-top: 1px solid var(--line-dark);
  padding-top: 10px;
}

.page-products .fx-board__figs .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 42px);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-products .fx-board__figs .stat__label {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(245, 242, 232, .66);
}

@media (min-width: 900px) {
  .page-products .fx-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }
}

/* ---------- 主体骨架 ---------- */

.page-products .fx-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-block: 40px 88px;
}

.page-products .fx-flow {
  min-width: 0;
}

/* ---------- 左侧轨道 ---------- */

.page-products .fx-rail {
  min-width: 0;
}

.page-products .fx-rail__inner {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
}

.page-products .fx-rail__inner > .idx {
  flex: none;
  margin: 0;
}

.page-products .fx-rail__nav {
  display: flex;
  gap: 8px;
  flex: none;
}

.page-products .fx-rail__nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-products .fx-rail__nav a .mono {
  font-size: 12px;
  color: var(--stone);
}

.page-products .fx-rail__nav a:hover,
.page-products .fx-rail__nav a[aria-current="true"] {
  border-color: var(--green);
  background: var(--mist);
}

.page-products .fx-rail__foot {
  display: none;
}

@media (min-width: 1024px) {
  .page-products .fx-shell {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    column-gap: var(--fx-gap);
    padding-block: 56px 120px;
  }

  .page-products .fx-rail__inner {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 26px);
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .fx-rail__nav {
    display: grid;
    gap: 0;
    margin-top: 12px;
    border-top: 1px solid var(--line);
  }

  .page-products .fx-rail__nav a {
    display: flex;
    align-items: baseline;
    gap: 10px;
    border: 0;
    border-bottom: 1px solid var(--line);
    background: transparent;
    padding: 14px 12px 14px 14px;
    position: relative;
  }

  .page-products .fx-rail__nav a::before {
    content: "";
    position: absolute;
    left: 0;
    top: 13px;
    bottom: 13px;
    width: 3px;
    background: var(--fluo);
    transform: scaleY(0);
    transform-origin: top center;
    transition: transform .24s var(--ease);
  }

  .page-products .fx-rail__nav a:hover::before,
  .page-products .fx-rail__nav a[aria-current="true"]::before {
    transform: scaleY(1);
  }

  .page-products .fx-rail__nav a:hover,
  .page-products .fx-rail__nav a[aria-current="true"] {
    background: var(--mist);
  }

  .page-products .fx-rail__foot {
    display: block;
    margin-top: 26px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
  }

  .page-products .fx-rail__foot .idx {
    margin: 0 0 8px;
  }

  .page-products .fx-rail__stamp {
    margin: 0 0 14px;
    font-size: 13px;
    color: var(--green);
  }
}

/* ---------- 模块通用 ---------- */

.page-products .fx-mod {
  padding-block: 44px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-products .fx-mod:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .fx-mod__head {
  max-width: 880px;
}

.page-products .fx-mod__head .idx {
  margin: 0 0 10px;
}

.page-products .fx-mod__head h2 {
  display: block;
  margin: 0 0 14px;
  font-size: clamp(23px, 3.3vw, 36px);
  line-height: 1.24;
  letter-spacing: -.02em;
  color: var(--green);
}

.page-products .fx-mod__lede {
  margin: 0;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(11, 20, 36, .82);
}

.page-products .fx-mod__body {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-products .fx-mod__fig {
  margin: 32px 0 0;
}

.page-products .fx-mod__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.page-products .fx-mod__more {
  margin: 26px 0 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone);
}

/* ---------- 轨道 01 字段表 ---------- */

.page-products .fx-fields {
  overflow-x: auto;
}

.page-products .fx-fields .table {
  min-width: 340px;
}

.page-products .table {
  width: 100%;
  border-collapse: collapse;
}

.page-products .table th,
.page-products .table td {
  text-align: left;
  vertical-align: top;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.62;
}

.page-products .table thead th {
  background: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--green-deep);
}

.page-products .table tbody th {
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink);
}

.page-products .fx-fields .note {
  margin-top: 18px;
}

/* ---------- 轨道 02 规则卡 ---------- */

.page-products .fx-rules {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .fx-rule {
  padding: 22px 20px 24px;
}

.page-products .fx-rule .idx {
  margin: 0 0 8px;
  color: var(--clay);
}

.page-products .fx-rule h3 {
  margin: 0 0 10px;
  font-size: 19px;
  letter-spacing: -.01em;
  color: var(--green);
}

.page-products .fx-rule p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(11, 20, 36, .8);
}

.page-products .fx-quota-strip {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 22px;
  padding: 18px 0;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-products .fx-quota-strip__value {
  margin: 0;
  font-size: clamp(40px, 8vw, 68px);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--green);
}

.page-products .fx-quota-strip__text {
  margin: 0;
  flex: 1 1 260px;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(11, 20, 36, .78);
}

@media (min-width: 800px) {
  .page-products .fx-rules {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 轨道 03 出场概率 ---------- */

.page-products .fx-probs {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .fx-prob {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "label pct"
    "track track"
    "reason reason";
  gap: 8px 12px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--line);
  background: var(--card);
  transition: border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-products .fx-prob:hover {
  border-color: var(--green);
  border-left-color: var(--fluo);
  background: var(--mist);
}

.page-products .fx-prob__label {
  grid-area: label;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .fx-prob__track {
  grid-area: track;
  position: relative;
  height: 10px;
  overflow: hidden;
  background: rgba(107, 115, 108, .18);
}

.page-products .fx-prob__bar {
  display: block;
  height: 100%;
  background: var(--green);
}

.page-products .fx-prob__pct {
  grid-area: pct;
  font-size: 13px;
  text-align: right;
  color: var(--stone);
}

.page-products .fx-prob__reason {
  grid-area: reason;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(11, 20, 36, .76);
  transition: max-height .28s var(--ease), opacity .22s var(--ease), margin-top .28s var(--ease);
}

.page-products .fx-prob:hover .fx-prob__reason {
  max-height: 140px;
  opacity: 1;
  margin-top: 4px;
}

.page-products .fx-prob:nth-child(1) .fx-prob__bar { width: 94%; background: var(--green); }
.page-products .fx-prob:nth-child(2) .fx-prob__bar { width: 78%; background: var(--moss); }
.page-products .fx-prob:nth-child(3) .fx-prob__bar { width: 54%; background: var(--clay); }
.page-products .fx-prob:nth-child(4) .fx-prob__bar { width: 31%; background: var(--alert); }
.page-products .fx-prob:nth-child(5) .fx-prob__bar { width: 12%; background: var(--alert); }

@media (hover: none) {
  .page-products .fx-prob__reason {
    max-height: none;
    opacity: 1;
    margin-top: 4px;
  }
}

@media (min-width: 640px) {
  .page-products .fx-prob {
    grid-template-columns: 116px minmax(0, 1fr) 72px;
    grid-template-areas:
      "label track pct"
      "reason reason reason";
    padding: 16px 18px;
  }
}

/* ---------- 轨道 04 深色注册区 ---------- */

.page-products .fx-mod--dark {
  border-top: 3px solid var(--fluo);
  background: var(--ink);
  color: var(--paper);
  padding: 36px 24px 44px;
  margin-inline: -24px;
}

.page-products .fx-mod--dark .fx-mod__head h2 {
  color: var(--paper);
}

.page-products .fx-mod--dark .fx-mod__head .idx {
  color: var(--fluo);
}

.page-products .fx-mod--dark .fx-mod__lede {
  color: rgba(245, 242, 232, .78);
}

.page-products .fx-mod--dark .fx-mod__fig img {
  border-color: var(--line-dark);
}

.page-products .fx-mod--dark .figure__cap {
  color: rgba(245, 242, 232, .6);
}

.page-products .fx-note-dark {
  margin-top: 26px;
  background: rgba(245, 242, 232, .06);
  border-left-color: var(--fluo);
  color: rgba(245, 242, 232, .84);
}

.page-products .fx-steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .fx-step {
  position: relative;
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  background: var(--card);
  transition: border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-products .fx-step__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  background: var(--fluo);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
}

.page-products .fx-step h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--green-deep);
}

.page-products .fx-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(11, 20, 36, .78);
}

.page-products .fx-step .fx-step__meta {
  margin-top: 12px;
  font-size: 12px;
  color: var(--stone);
}

.page-products .fx-mod--dark .fx-step {
  border-color: rgba(245, 242, 232, .22);
  background: rgba(245, 242, 232, .05);
}

.page-products .fx-mod--dark .fx-step h3 {
  color: var(--paper);
}

.page-products .fx-mod--dark .fx-step p {
  color: rgba(245, 242, 232, .74);
}

.page-products .fx-mod--dark .fx-step .fx-step__meta {
  color: var(--fluo);
}

.page-products .fx-mod--dark .fx-step:hover {
  border-color: var(--fluo);
  background: rgba(245, 242, 232, .1);
}

.page-products .fx-mod--dark .tick-link {
  color: var(--fluo);
}

.page-products .fx-aside-dark {
  border: 1px solid var(--line-dark);
  background: rgba(245, 242, 232, .04);
  padding: 22px 20px;
}

.page-products .fx-aside-dark .idx {
  margin: 0 0 10px;
  color: var(--fluo);
}

.page-products .fx-aside-dark p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: rgba(245, 242, 232, .82);
}

@media (min-width: 900px) {
  .page-products .fx-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .fx-step {
    border: 0;
    border-top: 2px solid var(--line);
    background: transparent;
    padding: 24px 22px 6px 0;
  }

  .page-products .fx-step::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -2px;
    height: 2px;
    background: var(--fluo);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .28s var(--ease);
  }

  .page-products .fx-step:hover::before {
    transform: scaleX(1);
  }

  .page-products .fx-mod--dark .fx-step {
    border: 0;
    border-top: 2px solid rgba(245, 242, 232, .22);
    background: transparent;
  }

  .page-products .fx-mod--dark .fx-step:hover {
    background: transparent;
    border-top-color: var(--fluo);
  }
}

@media (min-width: 860px) {
  .page-products .fx-mod__body--split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .fx-mod--dark {
    padding: 46px 24px 52px;
  }
}

/* ---------- 更新节奏 ---------- */

.page-products .fx-rhythm {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .fx-rhythm li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px 18px;
  padding: 16px 14px;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .2s var(--ease);
}

.page-products .fx-rhythm li:hover {
  background: var(--mist);
}

.page-products .fx-rhythm__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--green);
}

.page-products .fx-rhythm__when {
  font-size: 15px;
  line-height: 1.62;
  color: rgba(11, 20, 36, .78);
}

.page-products .fx-rhythm__stamp {
  font-size: 13px;
  color: var(--clay);
}

@media (min-width: 760px) {
  .page-products .fx-rhythm li {
    grid-template-columns: 170px minmax(0, 1fr) 200px;
    align-items: baseline;
  }

  .page-products .fx-rhythm__stamp {
    text-align: right;
  }
}

/* ---------- 组合场景 ---------- */

.page-products .fx-scenes {
  margin-top: 28px;
  display: grid;
  gap: 16px;
}

.page-products .fx-scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 26px;
  border: 1px solid var(--line);
  background: var(--paper);
  transition: border-color .22s var(--ease);
}

.page-products .fx-scene:hover {
  border-color: var(--green);
}

.page-products .fx-scene .idx {
  margin: 0;
  color: var(--clay);
}

.page-products .fx-scene h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.42;
  letter-spacing: -.01em;
  color: var(--green);
}

.page-products .fx-scene p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: rgba(11, 20, 36, .8);
}

.page-products .fx-scene__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 8px;
}

@media (min-width: 820px) {
  .page-products .fx-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
    padding-bottom: 30px;
  }

  .page-products .fx-scene:nth-child(2) {
    transform: translateY(28px);
  }

  .page-products .fx-scene:nth-child(3) {
    transform: translateY(10px);
  }
}

/* ---------- 收尾间距 ---------- */

.page-products .fx-flow > .fx-mod:last-child {
  padding-bottom: 8px;
}