/* ===== 首页专属样式 · 作用域 .page-home ===== */

.page-home {
  --ph-gutter: clamp(16px, 4vw, 40px);
  --ph-frame-line: rgba(34, 48, 76, .9);
  display: block;
}

/* ---------- 首屏框景 ---------- */
.page-home .hero {
  padding: clamp(24px, 5vw, 56px) var(--ph-gutter) clamp(36px, 6vw, 72px);
  background:
    repeating-linear-gradient(30deg, rgba(123, 92, 255, .05) 0 1px, transparent 1px 28px),
    radial-gradient(900px 520px at 82% 8%, rgba(182, 255, 46, .10), transparent 62%),
    radial-gradient(700px 460px at 6% 92%, rgba(53, 224, 196, .07), transparent 68%),
    var(--ink-900);
}

.page-home .hero__frame {
  position: relative;
  max-width: 1520px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  border: 1px solid var(--line-700);
  background:
    linear-gradient(180deg, rgba(11, 18, 32, .82), rgba(5, 7, 14, .92));
  box-shadow: var(--shadow);
}

.page-home .hero__frame::before,
.page-home .hero__frame::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--lime);
  pointer-events: none;
}
.page-home .hero__frame::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.page-home .hero__frame::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

.page-home .hero__rail {
  border-right: 1px solid var(--line-700);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .08em;
}
.page-home .hero__rail-tick {
  color: var(--lime);
  writing-mode: vertical-rl;
  font-weight: 700;
}
.page-home .hero__rail-num {
  writing-mode: vertical-rl;
  opacity: .6;
}
.page-home .hero__rail-foot {
  margin-top: auto;
  color: var(--violet);
  writing-mode: vertical-rl;
}

.page-home .hero__body {
  padding: clamp(20px, 3.4vw, 48px) clamp(20px, 3.4vw, 52px) clamp(28px, 4vw, 56px);
  min-width: 0;
}

.page-home .hero__eyebrow {
  margin: 18px 0 14px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .16em;
  font-family: var(--font-mono);
}

.page-home .hero__title {
  font-family: var(--font-display);
  font-size: clamp(34px, 6.4vw, 78px);
  line-height: .98;
  letter-spacing: -.01em;
  color: var(--white);
  margin: 0 0 22px;
  text-transform: none;
}
.page-home .hero__title-hl {
  color: var(--lime);
  position: relative;
}
.page-home .hero__title-hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 3px;
  background: linear-gradient(90deg, var(--lime), var(--violet));
  opacity: .8;
}

.page-home .hero__lead {
  max-width: 62ch;
  color: var(--white);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  margin: 0 0 26px;
}

.page-home .hero__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--line-700);
  background: rgba(19, 28, 47, .6);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--white);
}
.page-home .hero__status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(182, 255, 46, .18);
  flex: none;
}
.page-home .hero__status-time {
  margin-left: auto;
  color: var(--muted);
}

.page-home .hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 28px 0 30px;
  border-top: 1px solid var(--line-700);
  border-left: 1px solid var(--line-700);
}
.page-home .hero__stat {
  padding: 18px 16px 20px;
  border-right: 1px solid var(--line-700);
  border-bottom: 1px solid var(--line-700);
  min-width: 0;
}
.page-home .hero__stat--accent {
  background: linear-gradient(180deg, rgba(182, 255, 46, .07), transparent);
}
.page-home .hero__stat-label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .1em;
  margin-bottom: 10px;
}
.page-home .hero__stat-value {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
  color: var(--white);
  line-height: 1;
  font-size: clamp(38px, 5.2vw, 72px);
  font-weight: 700;
}
.page-home .hero__stat--accent .hero__stat-value { color: var(--lime); }
.page-home .hero__stat-unit {
  font-size: 15px;
  color: var(--muted);
  font-family: var(--font-body);
  font-weight: 400;
}
.page-home .hero__stat-note {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .hero__visual {
  grid-column: 1 / -1;
  position: relative;
  border-top: 1px solid var(--line-700);
  padding: 0;
  min-width: 0;
  overflow: hidden;
}
.page-home .hero__media { margin: 0; }
.page-home .hero__media .media__frame { aspect-ratio: 16 / 10; }
.page-home .hero__media .media__img { filter: brightness(.45) contrast(1.15) saturate(.9); }

.page-home .hero__shotmap {
  position: absolute;
  right: clamp(12px, 3vw, 36px);
  bottom: clamp(28px, 4vw, 46px);
  width: min(320px, 46%);
  height: auto;
  background: rgba(5, 7, 14, .72);
  border: 1px solid var(--line-700);
  backdrop-filter: blur(2px);
}
.page-home .hero__visual-cap {
  position: absolute;
  left: clamp(12px, 3vw, 36px);
  bottom: clamp(10px, 2vw, 18px);
  margin: 0;
  color: var(--muted);
}

/* ---------- 章节通用：滚动高亮 ---------- */
.page-home .section-head.is-active .section-head__title { color: var(--white); }
.page-home .section-head.is-active::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--lime), transparent);
}
.page-home .section-head :is(h2) { color: var(--white); }

/* ---------- 双模式导航 ---------- */
.page-home .nav-modes { background: var(--ink-900); }

.page-home .nav-modes__grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.page-home .mode-card {
  border: 1px solid var(--line-700);
  background: var(--card-900);
  padding: 20px;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
  min-width: 0;
}
.page-home .mode-card:hover {
  border-color: var(--lime);
  transform: translateY(-2px);
}
.page-home .mode-card__tag { margin-bottom: 14px; }
.page-home .mode-card__title {
  font-family: var(--font-display);
  font-size: clamp(19px, 2.1vw, 24px);
  line-height: 1.2;
  color: var(--white);
  margin: 0 0 12px;
}
.page-home .mode-card__text {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
  margin: 0 0 16px;
}
.page-home .mode-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-700);
}
.page-home .mode-card__list li {
  position: relative;
  padding: 10px 0 10px 20px;
  font-size: 13.5px;
  color: var(--white);
  border-bottom: 1px dashed rgba(34, 48, 76, .8);
}
.page-home .mode-card__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 8px;
  height: 1px;
  background: var(--lime);
}
.page-home .mode-card--device {
  margin: 0;
  padding: 0;
  border: 1px solid var(--line-700);
  background: var(--card-900);
  overflow: hidden;
}
.page-home .mode-card--device .mode-card__media { margin: 0; }
.page-home .mode-card--device .media__frame { aspect-ratio: 4 / 3; }
.page-home .mode-card--device .media__caption {
  padding: 12px 18px 16px;
  font-size: 12px;
  color: var(--muted);
  margin: 0;
}

.page-home .nav-modes__brief {
  margin-top: 24px;
  border: 1px dashed var(--line-700);
  background: rgba(11, 18, 32, .7);
}
.page-home .nav-modes__brief .brief__label { color: var(--violet); }

/* ---------- 三大数据板块 ---------- */
.page-home .boards__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--line-700);
  margin-bottom: 0;
  background: var(--panel-900);
}
.page-home .boards__tab {
  flex: 1 1 auto;
  min-width: 120px;
  padding: 14px 18px;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line-700);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  cursor: pointer;
  transition: color .2s var(--ease), background .2s var(--ease);
}
.page-home .boards__tab:last-child { border-right: 0; }
.page-home .boards__tab:hover { color: var(--white); background: rgba(19, 28, 47, .7); }
.page-home .boards__tab.is-active {
  color: var(--ink-900);
  background: var(--lime);
  font-weight: 700;
}
.page-home .boards__tab:focus-visible { outline: 2px solid var(--lime); outline-offset: 2px; }

.page-home .boards__panels {
  border: 1px solid var(--line-700);
  border-top: 0;
  background: rgba(5, 7, 14, .55);
}
.page-home .boards__panel { display: none; }
.page-home .boards__panel.is-active { display: block; }
.page-home .boards__row { gap: 0; }

.page-home .boards__copy {
  padding: clamp(20px, 3vw, 40px);
  border-right: 1px solid var(--line-700);
  min-width: 0;
}
.page-home .boards__title {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 32px);
  line-height: 1.18;
  color: var(--white);
  margin: 0 0 16px;
}
.page-home .boards__text {
  color: var(--white);
  font-size: 15.5px;
  line-height: 1.8;
  margin: 0 0 22px;
  max-width: 64ch;
}
.page-home .boards__glossary { margin: 0 0 22px; }
.page-home .boards__bullets {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}
.page-home .boards__bullets li {
  position: relative;
  padding: 9px 0 9px 22px;
  border-bottom: 1px dashed rgba(34, 48, 76, .8);
  font-size: 14.5px;
  color: var(--white);
  line-height: 1.65;
}
.page-home .boards__bullets li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--cyan);
  font-size: 12px;
}
.page-home .boards__link { margin: 0; }

.page-home .boards__aside {
  padding: clamp(20px, 3vw, 40px);
  background: rgba(11, 18, 32, .6);
  min-width: 0;
}
.page-home .boards__aside .board { border: 1px solid var(--line-700); background: var(--card-900); }
.page-home .board__body { padding: 8px 0; }
.page-home .board__body--timeline { padding: 12px 16px 16px; }

.page-home .meter {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
}
.page-home .meter__label {
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}
.page-home .meter__track {
  position: relative;
  height: 8px;
  background: rgba(34, 48, 76, .55);
  overflow: hidden;
}
.page-home .meter__fill {
  display: block;
  height: 100%;
  width: var(--w, 50%);
  background: var(--lime);
}
.page-home .meter__fill--violet { background: var(--violet); }
.page-home .meter__fill--cyan { background: var(--cyan); }
.page-home .meter__val {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
  text-align: right;
}

.page-home .hbars { width: 100%; height: auto; display: block; }

.page-home .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 4px;
}
.page-home .timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(34, 48, 76, .8);
  font-size: 13.5px;
  color: var(--muted);
}
.page-home .timeline__item:last-child { border-bottom: 0; }
.page-home .timeline__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-700);
}
.page-home .timeline__item.is-done { color: var(--white); }
.page-home .timeline__item.is-done .timeline__dot { background: var(--cyan); }
.page-home .timeline__item.is-live { color: var(--lime); }
.page-home .timeline__item.is-live .timeline__dot {
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(182, 255, 46, .16);
}
.page-home .timeline__time {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
}

/* ---------- 资讯与专题 ---------- */
.page-home .feeds__band {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line-700);
  background: var(--card-900);
  margin-bottom: 26px;
  overflow: hidden;
}
.page-home .feeds__band-media { margin: 0; }
.page-home .feeds__band-media .media__frame { aspect-ratio: 21 / 9; }
.page-home .feeds__band-media .media__img { opacity: .58; filter: contrast(1.1); }
.page-home .feeds__band-body {
  padding: 22px clamp(18px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  justify-content: center;
}
.page-home .feeds__band-text {
  margin: 0;
  color: var(--white);
  font-size: 15.5px;
  line-height: 1.8;
  max-width: 46ch;
}

.page-home .feeds__grid { gap: 18px; }
.page-home .feed-card { min-width: 0; }
.page-home .feed-card .card__title {
  font-size: 17px;
  line-height: 1.35;
}
.page-home .feed-card .card__body p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  margin: 0;
}
.page-home .feed-card--cta {
  background: linear-gradient(160deg, rgba(123, 92, 255, .16), rgba(19, 28, 47, .95));
  border-color: rgba(123, 92, 255, .5);
}

/* ---------- 资源下载 ---------- */
.page-home .downloads__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}
.page-home .downloads__visual { margin: 0; }
.page-home .downloads__media .media__frame { aspect-ratio: 3 / 2; }
.page-home .downloads__media .media__img { filter: brightness(.72) contrast(1.1); }

.page-home .downloads__list {
  border-top: 1px solid var(--line-700);
}
.page-home .dl-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px dashed rgba(34, 48, 76, .85);
  transition: border-color .25s var(--ease);
}
.page-home .dl-item:hover { border-bottom-color: var(--lime); }
.page-home .dl-item__no {
  font-family: var(--font-mono);
  font-size: 26px;
  color: var(--line-700);
  line-height: 1;
  transition: color .25s var(--ease);
}
.page-home .dl-item:hover .dl-item__no { color: var(--lime); }
.page-home .dl-item__title {
  font-size: 16.5px;
  color: var(--white);
  margin: 0 0 8px;
  font-weight: 700;
}
.page-home .dl-item__text {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.page-home .dl-item__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--violet);
  letter-spacing: .04em;
}
.page-home .downloads__note { margin: 18px 0 16px; }

/* ---------- 访问路径 ---------- */
.page-home .paths__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line-700);
}
.page-home .path-item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 6px 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-700);
  position: relative;
  overflow: hidden;
}
.page-home .path-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--lime);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .35s var(--ease);
}
.page-home .path-item:hover::after { transform: scaleY(1); }
.page-home .path-item__idx {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--violet);
  line-height: 1;
  padding-top: 2px;
}
.page-home .path-item__title {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--white);
  font-weight: 700;
}
.page-home .path-item__text {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
  max-width: 66ch;
}
.page-home .path-item__result {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--cyan);
}
.page-home .paths__links {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 26px;
}

/* ---------- 收尾 ---------- */
.page-home .closing__box {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  border: 1px solid var(--line-700);
  background:
    radial-gradient(600px 300px at 90% 10%, rgba(182, 255, 46, .08), transparent 65%),
    var(--card-900);
  padding: clamp(22px, 3.4vw, 40px);
}
.page-home .closing__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.15;
  color: var(--white);
  margin: 12px 0 14px;
}
.page-home .closing__text {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  margin: 0 0 20px;
  max-width: 56ch;
}
.page-home .closing__right {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-700);
}
.page-home .closing__right .contact-line {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(34, 48, 76, .85);
}
.page-home .contact-line__k {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}
.page-home .contact-line__v {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--white);
  word-break: break-word;
}
.page-home .closing__note { margin: 16px 0 0; }

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .nav-modes__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .mode-card--device { grid-column: 1 / -1; }
  .page-home .feeds__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .paths__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .path-item:nth-child(odd) { padding-right: 26px; border-right: 1px solid var(--line-700); }
  .page-home .path-item:nth-child(even) { padding-left: 26px; }
  .page-home .downloads__layout { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); }
}

@media (min-width: 1024px) {
  .page-home .hero__frame {
    grid-template-columns: 44px minmax(0, 1.35fr) minmax(0, 1fr);
    min-height: 640px;
  }
  .page-home .hero__rail { grid-row: 1 / span 2; }
  .page-home .hero__body {
    grid-column: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .page-home .hero__visual {
    grid-column: 3;
    grid-row: 1 / span 2;
    border-top: 0;
    border-left: 1px solid var(--line-700);
  }
  .page-home .hero__media .media__frame { aspect-ratio: auto; height: 100%; }
  .page-home .hero__shotmap { width: min(300px, 62%); }

  .page-home .nav-modes__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-home .mode-card--device { grid-column: auto; }
  .page-home .feeds__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-home .feeds__band { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); }
  .page-home .closing__box { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; }
  .page-home .closing__right { border-top: 0; }
  .page-home .paths__list { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-home .path-item:nth-child(odd) { border-right: 0; padding-right: 0; }
  .page-home .path-item:nth-child(even) { padding-left: 0; }
  .page-home .path-item { padding: 22px 20px; }
  .page-home .path-item + .path-item { border-left: 1px solid var(--line-700); }
}

@media (min-width: 1440px) {
  .page-home .hero__frame { min-height: 700px; }
  .page-home .boards__row { grid-template-columns: 7fr 5fr; }
}

@media (max-width: 480px) {
  .page-home .hero__stats { grid-template-columns: 1fr; }
  .page-home .hero__shotmap { position: static; width: 100%; margin: 0; }
  .page-home .hero__visual-cap { position: static; padding: 10px 14px 14px; }
  .page-home .boards__tab { min-width: 100%; border-right: 0; border-bottom: 1px solid var(--line-700); }
  .page-home .meter { grid-template-columns: 78px minmax(0, 1fr) 42px; padding: 10px 12px; }
  .page-home .paths__links { gap: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .mode-card,
  .page-home .path-item::after,
  .page-home .dl-item,
  .page-home .dl-item__no { transition: none; }
}

.page-home {
  --w: 1rem;
}