.page-home{
  --home-line: rgba(31, 77, 59, .16);
  --home-line-light: rgba(248, 245, 239, .24);
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-home *,
.page-home *::before,
.page-home *::after{ box-sizing: border-box; }

.page-home .visually-hidden{
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-home section[id]{ scroll-margin-top: 5.5rem; }

.page-home .dot{
  display: inline-block;
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--track);
  box-shadow: 0 0 0 4px rgba(217, 75, 43, .16);
  flex: none;
}

/* ---------- 面包屑 ---------- */
.page-home .crumb{ padding-top: 1.15rem; }
.page-home .breadcrumb{
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--steel);
}
.page-home .breadcrumb li{ display: flex; align-items: center; gap: .45rem; }
.page-home .breadcrumb li + li::before{ content: "/"; color: var(--glass); }
.page-home .breadcrumb a{ color: inherit; text-decoration: none; }
.page-home .breadcrumb a:hover,
.page-home .breadcrumb a:focus-visible{ color: var(--track); }
.page-home .breadcrumb [aria-current="page"]{ color: var(--moss); font-weight: 600; }

/* ---------- 章节索引 ---------- */
.page-home .page-rail{ display: none; }

/* ---------- 首屏 ---------- */
.page-home .hero{
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 3vw, 2rem) 0 clamp(2.25rem, 5vw, 3.75rem);
}
.page-home .hero::before{
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: -3rem;
  height: min(60%, 26rem);
  background: linear-gradient(150deg, var(--sand) 0%, #bb8634 58%, #a9752a 100%);
  clip-path: polygon(0 36%, 100% 0, 100% 100%, 0 100%);
}
.page-home .hero-grid{
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  grid-template-areas:
    "copy"
    "board"
    "figure";
}

.page-home .hero-copy{ grid-area: copy; }
.page-home .hero h1{
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 7.4vw, 4.3rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--night);
  margin: .55rem 0 1rem;
  max-width: 22ch;
}
.page-home .hero-lead{
  max-width: 36rem;
  margin: 0 0 1.4rem;
  font-size: clamp(.95rem, 1.7vw, 1.05rem);
  line-height: 1.75;
  color: #3b423d;
}
.page-home .hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-bottom: 1.5rem;
}

.page-home .status-bar{
  max-width: 36rem;
  background: rgba(248, 245, 239, .74);
  backdrop-filter: blur(6px);
  border: 1px solid var(--home-line);
  border-left: 3px solid var(--track);
  border-radius: var(--radius);
}
.page-home .status-bar summary{
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .8rem 1rem;
  cursor: pointer;
  list-style: none;
  font-size: .85rem;
  font-weight: 600;
  color: var(--moss);
}
.page-home .status-bar summary::-webkit-details-marker{ display: none; }
.page-home .status-bar summary::after{
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--track);
}
.page-home .status-bar[open] summary::after{ content: "–"; }
.page-home .status-bar summary:focus-visible{ outline: 2px solid var(--track); outline-offset: -2px; }
.page-home .status-actions{
  display: grid;
  gap: .5rem;
  margin: 0;
  padding: 0 1rem 1rem;
  list-style: none;
}
.page-home .status-actions a{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .65rem .8rem;
  background: #fff;
  border: 1px solid var(--home-line);
  color: var(--moss);
  text-decoration: none;
  font-size: .85rem;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-home .status-actions a::after{
  content: "→";
  font-family: var(--font-mono);
  color: var(--track);
}
.page-home .status-actions a:hover,
.page-home .status-actions a:focus-visible{
  border-color: var(--track);
  color: var(--track);
}

.page-home .hero-board{
  grid-area: board;
  position: relative;
  background: var(--night);
  color: var(--mist);
  padding: clamp(1.1rem, 3vw, 1.65rem);
  border-radius: var(--radius);
  box-shadow: 0 22px 44px -28px rgba(15, 36, 28, .85);
}
.page-home .hero-board::after{
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 4.25rem;
  height: 4.25rem;
  background: var(--track);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: .92;
}
.page-home .board-head{
  display: flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1rem;
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--warn);
}
.page-home .board-rows{ margin: 0; }
.page-home .board-row{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .55rem 0;
  border-bottom: 1px dashed rgba(174, 186, 180, .28);
}
.page-home .board-row:last-child{ border-bottom: 0; padding-bottom: 0; }
.page-home .board-row dt{
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--glass);
}
.page-home .board-row dd{
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.06rem;
  color: var(--sand-paper);
}
.page-home .hero-figure{ grid-area: figure; margin: 0; }
.page-home .media-frame img{
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 章节基元 ---------- */
.page-home .section{ padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.page-home .section h2{
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 4.2vw, 2.55rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--night);
  margin: .5rem 0 .9rem;
  max-width: 24ch;
}
.page-home .lede{
  max-width: 46rem;
  margin: 0 0 1.25rem;
  font-size: .95rem;
  line-height: 1.75;
  color: #3d443f;
}
.page-home .index-label{
  display: inline-block;
  margin: 0;
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--track);
  font-weight: 600;
}

/* ---------- 四步排查 ---------- */
.page-home .steps{
  background: var(--sand-paper);
  clip-path: polygon(0 0, 100% 1.6rem, 100% 100%, 0 100%);
  padding-top: clamp(3rem, 7vw, 5rem);
}
.page-home .step-strip{
  display: grid;
  gap: 1px;
  margin: 1.75rem 0 1.5rem;
  padding: 0;
  list-style: none;
  background: rgba(31, 77, 59, .18);
  border: 1px solid rgba(31, 77, 59, .18);
}
.page-home .step{
  background: #fff;
  padding: 1.1rem 1rem 1.25rem;
}
.page-home .step-num{
  margin: 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--track);
}
.page-home .step h3{
  font-family: var(--font-display);
  font-size: 1.02rem;
  margin: .45rem 0 .4rem;
  color: var(--moss);
}
.page-home .step p{
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: #454b46;
}
.page-home .step h3 + p{ margin-top: .1rem; }
.page-home .step-cta{
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

/* ---------- 榜单预览 ---------- */
.page-home .board-layout{ display: grid; gap: 1.75rem; }
.page-home .board-main{ min-width: 0; }

.page-home .board-switch{ margin-top: .4rem; }
.page-home .switch-tabs{
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: 0;
}
.page-home .switch-tabs label{
  padding: .55rem .95rem;
  background: #fff;
  border: 1px solid rgba(31, 77, 59, .26);
  color: var(--moss);
  font-size: .8rem;
  letter-spacing: .06em;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-home #board-all:checked ~ .switch-tabs label[for="board-all"],
.page-home #board-key:checked ~ .switch-tabs label[for="board-key"]{
  background: var(--moss);
  border-color: var(--moss);
  color: var(--mist);
}
.page-home #board-all:focus-visible ~ .switch-tabs label[for="board-all"],
.page-home #board-key:focus-visible ~ .switch-tabs label[for="board-key"]{
  outline: 2px solid var(--track);
  outline-offset: 2px;
}
.page-home #board-all:checked ~ .switch-panels .panel-key,
.page-home #board-key:checked ~ .switch-panels .panel-all{ display: none; }

.page-home .switch-panel{
  background: var(--sand-paper);
  border: 1px solid rgba(31, 77, 59, .18);
  border-top: 2px solid var(--moss);
  padding: .35rem .9rem .75rem;
}
.page-home .table-wrap{ overflow-x: auto; }
.page-home .mini-table{
  width: 100%;
  min-width: 26rem;
  border-collapse: collapse;
  font-size: .86rem;
}
.page-home .mini-table th,
.page-home .mini-table td{
  padding: .62rem .45rem;
  text-align: left;
  border-bottom: 1px solid rgba(31, 77, 59, .14);
}
.page-home .mini-table tbody tr:last-child td{ border-bottom: 0; }
.page-home .mini-table thead th{
  font-size: .7rem;
  letter-spacing: .14em;
  font-weight: 600;
  color: var(--steel);
  border-bottom: 1px solid rgba(31, 77, 59, .3);
}
.page-home .mini-table .num{
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--night);
}
.page-home .board-facts{
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.6rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}
.page-home .board-facts li{
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--moss);
}
.page-home .board-facts strong{
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.3rem;
  color: var(--track);
  margin-right: .32rem;
}
.page-home .board-figure{ margin: 0; }

/* ---------- 设备登录 ---------- */
.page-home .devices{
  background: var(--moss);
  color: var(--sand-paper);
  clip-path: polygon(0 1.6rem, 100% 0, 100% 100%, 0 100%);
  padding-top: clamp(3.25rem, 7vw, 5rem);
}
.page-home .devices h2{ color: var(--mist); }
.page-home .devices .lede{ color: rgba(248, 245, 239, .82); }
.page-home .devices .index-label{ color: var(--warn); }
.page-home .device-layout{ display: grid; gap: 1.75rem; }
.page-home .device-side{ min-width: 0; }
.page-home .device-side .media-frame{ margin: 1.5rem 0 0; }
.page-home .device-list{ min-width: 0; }
.page-home .device-item{
  border-top: 1px solid var(--home-line-light);
}
.page-home .device-item:last-child{ border-bottom: 1px solid var(--home-line-light); }
.page-home .device-item summary{
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .9rem 0;
  cursor: pointer;
  list-style: none;
  font-size: .95rem;
  font-weight: 600;
  color: var(--sand-paper);
}
.page-home .device-item summary::-webkit-details-marker{ display: none; }
.page-home .device-item summary:focus-visible{ outline: 2px solid var(--warn); outline-offset: 2px; }
.page-home .device-idx{
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--warn);
}
.page-home .device-item summary::after{
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--warn);
}
.page-home .device-item[open] summary::after{ content: "–"; }
.page-home .device-item p{
  margin: 0 0 1.1rem;
  padding-left: 2.1rem;
  font-size: .87rem;
  line-height: 1.75;
  color: rgba(248, 245, 239, .84);
}

/* ---------- 赛场风向 ---------- */
.page-home .trends-layout{ display: grid; gap: 1.75rem; }
.page-home .trends-main{ min-width: 0; }
.page-home .note-list{
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}
.page-home .note{
  display: grid;
  gap: .4rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--home-line);
}
.page-home .note:first-child{ border-top: 1px solid var(--home-line); }
.page-home .note-meta{
  display: flex;
  align-items: center;
  gap: .75rem;
}
.page-home .note-meta .num{
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: .82rem;
  color: var(--track);
}
.page-home .note-tag{
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--steel);
}
.page-home .note-body h3{
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.35;
  margin: 0 0 .35rem;
}
.page-home .note-body h3 a{
  color: var(--night);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-home .note-body h3 a:hover,
.page-home .note-body h3 a:focus-visible{
  color: var(--track);
  border-bottom-color: currentColor;
}
.page-home .note-body p{
  margin: 0;
  font-size: .87rem;
  line-height: 1.7;
  color: #454b46;
}
.page-home .trends-figure{ margin: 0; }

/* ---------- 支持与联系 ---------- */
.page-home .support{
  background: var(--sand-paper);
  clip-path: polygon(0 0, 100% 1.6rem, 100% 100%, 0 100%);
  padding-top: clamp(3rem, 6.5vw, 4.75rem);
}
.page-home .support-grid{ display: grid; gap: 1.75rem; }
.page-home .home-contact{
  margin: 1.35rem 0 1.5rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .6rem;
}
.page-home .home-contact li{
  display: flex;
  flex-wrap: wrap;
  gap: .3rem 1rem;
  align-items: baseline;
  padding-bottom: .55rem;
  border-bottom: 1px solid rgba(31, 77, 59, .18);
}
.page-home .c-label{
  min-width: 4.5rem;
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--steel);
}
.page-home .c-value{
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: .9rem;
  color: var(--night);
  overflow-wrap: anywhere;
}
.page-home .story-note{
  align-self: start;
  background: rgba(255, 255, 255, .68);
  border-left: 3px solid var(--sand);
  padding: 1.25rem;
}
.page-home .story-note .index-label{ color: var(--moss); letter-spacing: .18em; }
.page-home .story-note p{
  margin: .55rem 0 1.1rem;
  font-size: .88rem;
  line-height: 1.75;
  color: #3d443f;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px){
  .page-home .status-actions{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-home .status-actions a{ flex-direction: column; align-items: flex-start; gap: .35rem; }
  .page-home .status-actions a::after{ content: "→"; align-self: flex-end; }
  .page-home .note{ grid-template-columns: 9rem minmax(0, 1fr); gap: 1rem; align-items: start; }
}

@media (min-width: 720px){
  .page-home .step-strip{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 900px){
  .page-home .hero-grid{
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    grid-template-areas:
      "copy board"
      "figure board";
    align-items: start;
  }
  .page-home .hero-copy{ padding-top: .4rem; }
  .page-home .hero-board{ margin-top: 1.25rem; }
  .page-home .hero-figure{ margin-top: .5rem; }
  .page-home .support-grid{ grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr); gap: 2.25rem; }
}

@media (min-width: 960px){
  .page-home .board-layout{ grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: start; }
  .page-home .device-layout{ grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: 2.25rem; align-items: start; }
  .page-home .trends-layout{ grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: 2.25rem; align-items: start; }
  .page-home .trends-figure{ margin-top: 2.4rem; }
}

@media (min-width: 1040px){
  .page-home .step-strip{ grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 1560px){
  .page-home .page-rail{
    display: block;
    position: fixed;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
  }
  .page-home .page-rail ol{
    display: grid;
    gap: .12rem;
    margin: 0;
    padding: 0;
    list-style: none;
  }
  .page-home .page-rail a{
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: .5rem;
    padding: .32rem .55rem;
    font-size: .72rem;
    letter-spacing: .08em;
    color: var(--steel);
    text-decoration: none;
    border-right: 2px solid rgba(111, 135, 146, .32);
    transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  }
  .page-home .page-rail a span{
    font-family: var(--font-mono);
    font-size: .64rem;
    color: var(--glass);
  }
  .page-home .page-rail a:hover,
  .page-home .page-rail a:focus-visible{ color: var(--moss); border-right-color: var(--sand); }
  .page-home .page-rail a[data-active]{
    color: var(--moss);
    font-weight: 600;
    border-right-color: var(--track);
    background: rgba(201, 147, 59, .14);
  }
  .page-home .page-rail a[data-active] span{ color: var(--track); }
}

@media (prefers-reduced-motion: reduce){
  .page-home *,
  .page-home *::before,
  .page-home *::after{
    transition: none !important;
    animation: none !important;
  }
}