.page-products{
  --fc-gap:clamp(16px,3vw,36px);
  background:
    radial-gradient(120% 70% at 88% -12%, rgba(35,64,95,.55), transparent 62%),
    var(--c-ink);
  color:var(--c-silver);
  font-family:var(--font-body);
  overflow-x:hidden;
  padding-bottom:clamp(40px,7vw,88px);
}
.page-products *{ box-sizing:border-box; }
.page-products a{ color:inherit; }
.page-products section[id]{ scroll-margin-top:96px; }
.page-products h2{
  font-family:var(--font-head);
  font-size:var(--fs-h2);
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.12;
  margin:0;
  color:var(--c-cream);
}
.page-products h3{
  font-family:var(--font-head);
  font-size:var(--fs-h3);
  font-weight:800;
  line-height:1.24;
  letter-spacing:-.01em;
  margin:0;
  color:var(--c-cream);
}

/* 面包屑 */
.fc-crumb{ padding-top:clamp(16px,3vw,30px); padding-bottom:6px; }
.fc-crumb ol{
  display:flex; flex-wrap:wrap; gap:4px; margin:0; padding:0; list-style:none;
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.14em; color:var(--c-stone);
}
.fc-crumb a{ text-decoration:none; color:var(--c-silver); border-bottom:1px solid transparent; }
.fc-crumb a:hover{ color:var(--c-orange); border-bottom-color:var(--c-orange); }
.fc-crumb li+li::before{ content:"/"; margin-right:4px; color:var(--c-stone); opacity:.6; }

/* 首屏 */
.fc-hero{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(20px,3vw,30px);
  padding-top:clamp(20px,4vw,46px);
  padding-bottom:clamp(26px,5vw,60px);
}
.fc-hero-rail{ display:flex; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.fc-hero-rail span{
  flex:1; padding:9px 0; text-align:left;
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.2em; color:var(--c-stone);
  border-right:1px solid var(--line);
}
.fc-hero-rail span:last-child{ border-right:0; }
.fc-kicker{
  margin:0 0 14px;
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.2em; color:var(--c-orange);
}
.fc-hero h1{
  font-family:var(--font-head);
  font-size:var(--fs-h1);
  font-weight:900;
  line-height:1.04;
  letter-spacing:-.02em;
  margin:0 0 18px;
  color:var(--c-cream);
}
.fc-lede{
  max-width:58ch; margin:0 0 24px;
  font-size:1rem; line-height:1.78; color:var(--c-silver);
}
.fc-lede--sm{ font-size:.94rem; margin-bottom:0; max-width:64ch; }
.fc-hero-actions{ display:flex; flex-wrap:wrap; gap:12px; }
.fc-hero-stats{
  list-style:none; margin:0; padding:0;
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:1px;
  background:var(--line); border:1px solid var(--line);
}
.fc-hero-stats li{
  display:flex; flex-direction:column; gap:4px;
  padding:14px 10px; background:rgba(17,20,19,.72);
}
.fc-num{
  font-family:var(--font-mono); font-weight:600; font-size:1.42rem; line-height:1;
  color:var(--c-orange);
}
.fc-lbl{ font-size:.7rem; line-height:1.4; letter-spacing:.02em; color:var(--c-stone); }

/* 区块通用 */
.fc-block{ padding-top:clamp(34px,6vw,70px); }
.fc-block-head{ display:flex; flex-direction:column; gap:10px; margin-bottom:clamp(18px,3vw,32px); }
.fc-label{
  display:flex; align-items:center; gap:12px; margin:0;
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.2em; color:var(--c-silver);
}
.fc-label::after{ content:""; flex:1; height:1px; background:var(--line); }

/* 功能卡 */
.fc-cards{ display:grid; grid-template-columns:1fr; gap:12px; }
.fc-card{
  position:relative;
  padding:22px 20px 20px;
  background:linear-gradient(158deg, rgba(35,64,95,.42), rgba(17,20,19,.92) 62%);
  border:1px solid var(--line);
  clip-path:polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  transition:border-color var(--t-mid), transform var(--t-mid);
}
.fc-card:hover{ border-color:var(--line-strong); transform:translateY(-2px); }
.fc-card-num{
  display:block; margin-bottom:12px;
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.22em; color:var(--c-orange);
}
.fc-card h3{ margin-bottom:10px; }
.fc-card p{ margin:0 0 12px; font-size:.9rem; line-height:1.72; color:var(--c-silver); }
.fc-card p.fc-card-who{ margin-bottom:14px; font-size:.78rem; line-height:1.6; color:var(--c-stone); }
.fc-card-link{
  display:inline-block; padding-bottom:2px;
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.12em;
  color:var(--c-orange); text-decoration:none; border-bottom:1px solid currentColor;
  transition:color var(--t-fast), border-color var(--t-fast);
}
.fc-card-link:hover{ color:var(--c-cream); border-color:var(--c-cream); }

/* 左窄右宽数据看台 */
.fc-split{ display:grid; grid-template-columns:1fr; gap:var(--fc-gap); }
.fc-aside{ display:flex; flex-direction:column; gap:14px; }
.fc-aside-num{
  margin:0;
  font-family:var(--font-mono); font-size:2.4rem; font-weight:600; line-height:1;
  color:transparent;
  -webkit-text-stroke:1px var(--c-moss);
}
.fc-aside-note{ margin:0; font-size:.86rem; line-height:1.72; color:var(--c-stone); }
.fc-body{ display:flex; flex-direction:column; gap:16px; }
.fc-body-note{ margin:0; font-size:.88rem; line-height:1.76; color:var(--c-silver); }

/* 图 */
.fc-pic{ margin:0; border:1px solid var(--line); background:var(--c-coal); overflow:hidden; }
.fc-pic img{
  display:block; width:100%; height:auto; max-width:100%;
  object-fit:cover;
  filter:saturate(.72) contrast(1.05) brightness(.94);
}
.fc-pic--spaced{ margin-top:4px; }
.fc-cap{
  display:block; padding:9px 12px;
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.06em; line-height:1.5;
  color:var(--c-stone); border-top:1px solid var(--line);
}
.fc-phone{ max-width:280px; margin-inline:auto; }

/* 可展开功能组 */
.fc-folds,.fc-log{ display:flex; flex-direction:column; gap:8px; }
.fc-fold{
  border:1px solid var(--line);
  border-left:2px solid var(--c-moss);
  background:rgba(17,20,19,.6);
  transition:border-color var(--t-fast), background var(--t-fast);
}
.fc-fold[open]{ border-left-color:var(--c-orange); background:rgba(17,20,19,.86); }
.fc-fold summary{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:13px 15px; cursor:pointer; list-style:none;
  font-family:var(--font-head); font-weight:800; font-size:.98rem; color:var(--c-cream);
}
.fc-fold summary::-webkit-details-marker{ display:none; }
.fc-fold summary::after{
  content:"+"; font-family:var(--font-mono); font-size:1.05rem; line-height:1;
  color:var(--c-orange); transition:transform var(--t-mid);
}
.fc-fold[open] summary::after{ content:"–"; }
.fc-fold-body{
  padding:0 15px 15px;
  font-size:.88rem; line-height:1.76; color:var(--c-silver);
}

/* 红黄牌表 */
.fc-tablewrap{ border:1px solid var(--line); overflow-x:auto; background:rgba(17,20,19,.55); }
.fc-table{ width:100%; min-width:540px; border-collapse:collapse; font-size:.84rem; }
.fc-table caption{
  padding:11px 14px; text-align:left;
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.16em; color:var(--c-stone);
  border-bottom:1px solid var(--line);
}
.fc-table th{
  padding:10px 14px; text-align:left;
  font-family:var(--font-mono); font-size:.7rem; font-weight:600; letter-spacing:.08em;
  color:var(--c-silver); background:rgba(35,64,95,.45);
  border-bottom:1px solid var(--line-strong);
}
.fc-table td{
  padding:12px 14px; vertical-align:top; line-height:1.62;
  color:var(--c-silver); border-bottom:1px solid var(--line);
}
.fc-table tbody th{
  padding:12px 14px; text-align:left; vertical-align:top;
  font-family:var(--font-head); font-size:.88rem; font-weight:800; color:var(--c-cream);
  background:transparent; border-bottom:1px solid var(--line);
}
.fc-table tr:last-child td,
.fc-table tr:last-child th{ border-bottom:0; }
.fc-legend{
  list-style:none; margin:0; padding:12px 0 0;
  display:flex; flex-direction:column; gap:8px;
  border-top:1px solid var(--line);
  font-size:.8rem; color:var(--c-silver);
}
.fc-dot{
  display:inline-block; width:9px; height:9px; margin-right:7px;
  vertical-align:baseline;
}
.fc-dot--red{ background:var(--c-red); }
.fc-dot--amber{ background:var(--c-amber); }
.fc-dot--moss{ background:var(--c-moss); }

/* 比分与图文行 */
.fc-media-row{ display:grid; grid-template-columns:1fr; gap:var(--fc-gap); align-items:center; }
.fc-media-text{ display:flex; flex-direction:column; gap:14px; }
.fc-media-text p{ margin:0; font-size:.92rem; line-height:1.76; color:var(--c-silver); }
.fc-score-list{
  list-style:none; margin:0; padding:0;
  border-top:1px solid var(--line);
}
.fc-score-list li{
  padding:11px 2px; font-size:.88rem; line-height:1.66; color:var(--c-silver);
  border-bottom:1px solid var(--line);
}
.fc-score-list strong{ color:var(--c-orange); font-weight:800; margin-right:8px; }

/* 时间轴 */
.fc-timeline{ list-style:none; margin:4px 0 0; padding:0; position:relative; }
.fc-timeline::before{
  content:""; position:absolute; left:5px; top:5px; bottom:8px;
  width:1px; background:var(--line-strong);
}
.fc-tl-item{ position:relative; padding:0 0 18px 24px; }
.fc-tl-item::before{
  content:""; position:absolute; left:0; top:6px;
  width:11px; height:11px; background:var(--c-ink);
  border:1px solid var(--c-moss);
}
.fc-tl-item:last-child{ padding-bottom:0; }
.fc-tl-item:last-child::before{ background:var(--c-orange); border-color:var(--c-orange); }
.fc-tl-year{
  display:block; margin-bottom:3px;
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; color:var(--c-orange);
}
.fc-tl-item p{ margin:0; font-size:.84rem; line-height:1.7; color:var(--c-silver); }

/* 浅色场景带 */
.fc-scenes-band{
  margin-top:clamp(34px,6vw,70px);
  padding:clamp(30px,5vw,60px) 0;
  background:var(--c-cream);
  color:var(--c-coal);
}
.page-products .fc-scenes-band h2{ color:var(--c-coal); margin-bottom:clamp(18px,3vw,30px); }
.fc-label--dark{ color:var(--c-coal); margin-bottom:10px; }
.fc-label--dark::after{ background:rgba(17,20,19,.22); }
.fc-scenes{ display:grid; grid-template-columns:1fr; gap:1px; background:rgba(17,20,19,.18); }
.fc-scene{ padding:20px 18px; background:var(--c-cream); }
.fc-scene h3{ color:var(--c-coal); font-size:1.02rem; margin-bottom:8px; }
.fc-scene p{ margin:0; font-size:.86rem; line-height:1.72; color:rgba(17,20,19,.74); }
.fc-scenes-note{
  margin:clamp(16px,3vw,24px) 0 0;
  font-size:.82rem; line-height:1.7; color:rgba(17,20,19,.6);
}

/* 延伸入口 */
.fc-more{ padding-top:clamp(34px,6vw,68px); }
.fc-more h2{ margin-bottom:clamp(16px,3vw,26px); }
.fc-more-list{
  list-style:none; margin:0; padding:0;
  border-top:1px solid var(--line);
}
.fc-more-list li{ border-bottom:1px solid var(--line); }
.fc-more-link{
  display:block; padding:15px 2px;
  font-size:.92rem; line-height:1.6; color:var(--c-silver); text-decoration:none;
  transition:color var(--t-fast), padding-left var(--t-fast);
}
.fc-more-link::before{
  content:"→"; margin-right:10px;
  font-family:var(--font-mono); color:var(--c-orange);
}
.fc-more-link:hover{ color:var(--c-cream); padding-left:6px; }

/* 动效 */
.page-products [data-reveal]{ opacity:1; }
@media (prefers-reduced-motion:no-preference){
  .page-products [data-reveal]{
    transition:opacity var(--t-mid);
  }
  .page-products .js [data-reveal]{ opacity:0; }
  .page-products .js [data-reveal].is-visible{ opacity:1; }
}
@media (prefers-reduced-motion:reduce){
  .page-products *{ transition:none !important; animation:none !important; }
}

/* 平板及以上 */
@media (min-width:640px){
  .fc-cards{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .fc-scenes{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .fc-hero-stats li{ padding:16px 14px; }
  .fc-num{ font-size:1.7rem; }
}

/* 桌面看台布局 */
@media (min-width:960px){
  .fc-hero{
    grid-template-columns:56px minmax(0,1fr) minmax(230px,290px);
    align-items:start;
    gap:clamp(22px,3vw,40px);
  }
  .fc-hero-rail{
    flex-direction:column;
    border-top:0; border-bottom:0;
    border-left:1px solid var(--line);
    align-self:stretch;
  }
  .fc-hero-rail span{
    flex:0 0 auto; padding:12px 0 12px 12px;
    border-right:0; border-bottom:1px solid var(--line);
  }
  .fc-hero-rail span:last-child{ border-bottom:0; }
  .fc-hero-stats{ grid-template-columns:1fr; align-self:stretch; }
  .fc-hero-stats li{ padding:16px 14px; }

  .fc-cards{ grid-template-columns:repeat(4,minmax(0,1fr)); gap:14px; }

  .fc-split{ grid-template-columns:minmax(0,4fr) minmax(0,8fr); align-items:start; }
  .fc-split--flip{ grid-template-columns:minmax(0,8fr) minmax(0,4fr); }
  .fc-aside{ position:sticky; top:104px; }

  .fc-media-row{ grid-template-columns:minmax(0,7fr) minmax(0,5fr); }
  .fc-media-row--app{ grid-template-columns:minmax(0,4fr) minmax(0,8fr); }
  .fc-phone{ max-width:320px; margin-inline:0; }

  .fc-scenes{ grid-template-columns:repeat(4,minmax(0,1fr)); }
  .fc-aside-num{ font-size:3rem; }
}