.page-home {
  --ph-grid-line: rgba(30, 78, 102, 0.30);
  --ph-veil: rgba(6, 24, 38, 0.72);
  background-color: var(--bg);
  background-image:
    linear-gradient(to right, var(--ph-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--ph-grid-line) 1px, transparent 1px);
  background-size: 96px 96px;
  color: var(--text);
  overflow-x: hidden;
}

.page-home h1,
.page-home h2,
.page-home h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.03em;
  line-height: 1.14;
  margin: 0;
  color: var(--text);
}

.page-home p {
  margin: 0;
}

.page-home ul,
.page-home ol,
.page-home dl {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-home #spotlight,
.page-home #workbench {
  scroll-margin-top: 112px;
}

/* ============ 首屏 ============ */
.page-home .hero-bp {
  position: relative;
  border-bottom: var(--rule);
}

.page-home .hero-bp::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 84% 12%, rgba(31, 224, 207, 0.13), transparent 62%);
  pointer-events: none;
}

.page-home .hero-bp__inner {
  position: relative;
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding-block: clamp(26px, 4vw, 64px);
}

.page-home .hero-bp__copy {
  display: grid;
  align-content: start;
  gap: 16px;
  min-width: 0;
}

.page-home .hero-bp h1 {
  font-size: clamp(2rem, 6.2vw, 4.2rem);
  max-width: 18ch;
}

.page-home .hero-bp__lead {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 54ch;
}

.page-home .hero-bp__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.page-home .hero-bp__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: var(--rule-faint);
  margin-top: 10px;
}

.page-home .hero-stat {
  background: var(--surface-deep);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-home .hero-stat dt {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-home .hero-stat dd {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.1;
  color: var(--accent);
}

@media (min-width: 560px) {
  .page-home .hero-bp__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-home .hero-bp__inner {
    grid-template-columns: 5fr 7fr;
    align-items: center;
    gap: clamp(28px, 3vw, 56px);
  }
}

/* 战术板 */
.page-home .hero-bp__visual {
  min-width: 0;
}

.page-home .board {
  position: relative;
  margin: 0;
  border: var(--rule);
  background: var(--surface-deep);
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.page-home .board__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.38;
  filter: saturate(0.75) contrast(1.06);
}

.page-home .board__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.page-home .board__svg .trace {
  stroke-dasharray: 760;
  stroke-dashoffset: 760;
  animation: phTrace 1.5s ease-out 0.15s forwards;
}

.page-home .board__svg .trace--delay {
  animation-duration: 1.1s;
  animation-delay: 0.55s;
  stroke-dasharray: 6 8;
  stroke-dashoffset: 0;
  opacity: 0;
  animation-name: phTraceFade;
}

@keyframes phTrace {
  to { stroke-dashoffset: 0; }
}

@keyframes phTraceFade {
  to { opacity: 0.75; }
}

.page-home .board__coord {
  position: absolute;
  top: 10px;
  left: 14px;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-home .board__hud {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: grid;
  gap: 5px;
  padding: 10px 14px;
  background: rgba(8, 32, 49, 0.92);
  border: 1px solid rgba(255, 122, 26, 0.45);
  border-left-width: 2px;
}

.page-home .board__hud-id {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-soft);
}

.page-home .board__hud-time {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--accent-warm);
}

/* ============ 重点场次带 ============ */
.page-home .spotlight {
  position: relative;
  padding-block: clamp(30px, 4.5vw, 64px);
  border-bottom: var(--rule);
  overflow: hidden;
}

.page-home .spotlight__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .spotlight__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
}

.page-home .spotlight__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 24, 38, 0.62), rgba(6, 24, 38, 0.94));
}

.page-home .spotlight__head {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.page-home .spotlight__headText {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-home .spotlight h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.5rem);
}

.page-home .spotlight__lead {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 54ch;
}

.page-home .spotlight__jump {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 3px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 224, 207, 0.4);
}

.page-home .spotlight__jump:hover {
  border-bottom-color: var(--accent);
}

.page-home .spotlight__rail {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 14px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-home .spotlight__rail::-webkit-scrollbar {
  height: 6px;
}

.page-home .spotlight__rail::-webkit-scrollbar-thumb {
  background: var(--line);
}

.page-home .spotlight__rail:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 4px;
}

.page-home .sp-card {
  flex: 0 0 auto;
  width: min(268px, 78vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 16px;
  background: rgba(12, 42, 61, 0.94);
  border: var(--rule);
  position: relative;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.page-home .sp-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: var(--line);
}

.page-home .sp-card--focus::before {
  background: var(--orange);
}

.page-home .sp-card:hover,
.page-home .sp-card:focus-within {
  border-color: rgba(255, 122, 26, 0.7);
  box-shadow: 0 0 0 1px rgba(255, 122, 26, 0.25), 0 20px 36px -24px rgba(255, 122, 26, 0.65);
  transform: translateY(-2px);
}

.page-home .sp-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.page-home .sp-card__id {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-home .sp-card h3 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-home .sp-card__time {
  font-size: 19px;
  line-height: 1.2;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.page-home .sp-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.page-home .sp-card__tags li {
  font-size: 11px;
  padding: 2px 7px;
  border: var(--rule-faint);
  color: var(--muted);
}

.page-home .sp-card__link {
  margin-top: auto;
  padding-top: 10px;
  border-top: var(--rule-faint);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-soft);
  text-decoration: none;
}

.page-home .sp-card__link:hover {
  color: var(--accent);
}

/* ============ 三步对照 ============ */
.page-home .steps {
  padding-block: clamp(32px, 5vw, 76px);
  border-bottom: var(--rule);
}

.page-home .steps__inner {
  display: grid;
  gap: clamp(24px, 3vw, 48px);
}

.page-home .steps__intro {
  display: grid;
  align-content: start;
  gap: 12px;
  min-width: 0;
}

.page-home .steps h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  max-width: 20ch;
}

.page-home .steps__lead {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 52ch;
}

.page-home .steps__figure {
  margin: 14px 0 0;
  border: var(--rule);
  background: var(--surface-deep);
  overflow: hidden;
}

.page-home .steps__figureMedia {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-home .steps__figureMedia img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .steps__figure .figure__caption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  border-top: var(--rule-faint);
}

.page-home .steps__list {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-home .step-card {
  position: relative;
  padding: 18px;
  border: var(--rule);
  background: linear-gradient(180deg, rgba(12, 42, 61, 0.92), rgba(8, 32, 49, 0.92));
  transition: border-color 0.25s ease;
}

.page-home .step-card:hover {
  border-color: rgba(31, 224, 207, 0.45);
}

.page-home .step-card__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.page-home .step-card__no {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--accent);
  padding-right: 10px;
  border-right: var(--rule-faint);
}

.page-home .step-card h3 {
  font-size: 18px;
  font-weight: 700;
}

.page-home .step-card p {
  font-size: 14px;
  line-height: 1.74;
  color: var(--text-soft);
}

.page-home .step-more {
  margin-top: 12px;
  padding-top: 10px;
  border-top: var(--rule-faint);
}

.page-home .step-more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent);
  list-style: none;
}

.page-home .step-more summary::-webkit-details-marker {
  display: none;
}

.page-home .step-more summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
}

.page-home .step-more[open] summary::after {
  content: "−";
}

.page-home .step-more ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 12px;
  margin-top: 10px;
}

.page-home .step-more li {
  display: flex;
  gap: 6px;
  font-size: 12.5px;
  color: var(--muted);
  min-width: 0;
}

.page-home .step-more li::before {
  content: "·";
  color: var(--accent);
}

@media (min-width: 960px) {
  .page-home .steps__inner {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
}

/* ============ 能力网格 ============ */
.page-home .cap {
  padding-block: clamp(32px, 5vw, 76px);
  border-bottom: var(--rule);
}

.page-home .cap__head {
  display: grid;
  gap: 10px;
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 36px);
}

.page-home .cap h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
}

.page-home .cap__head p {
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-soft);
}

.page-home .cap__grid {
  display: grid;
  gap: var(--gap);
}

.page-home .cap-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: var(--rule);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

.page-home .cap-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 80% at 88% 0%, rgba(31, 224, 207, 0.16), transparent 62%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.page-home .cap-card:hover {
  border-color: rgba(31, 224, 207, 0.55);
  background: rgba(12, 42, 61, 0.98);
}

.page-home .cap-card:hover::after {
  opacity: 1;
}

.page-home .cap-card h3 {
  position: relative;
  z-index: 1;
  font-size: 18px;
  font-weight: 700;
}

.page-home .cap-card p {
  position: relative;
  z-index: 1;
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--text-soft);
}

.page-home .cap-card__figure {
  position: relative;
  z-index: 1;
  margin: 0 0 4px;
  border: var(--rule-faint);
  overflow: hidden;
}

.page-home .cap-card__figure img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .cap-card__stat {
  position: relative;
  z-index: 1;
  margin-top: auto;
  padding-top: 10px;
  border-top: var(--rule-faint);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
  transition: color 0.3s ease;
}

.page-home .cap-card:hover .cap-card__stat {
  color: var(--accent);
}

.page-home .cap-card__link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(157, 184, 199, 0.4);
}

.page-home .cap-card:hover .cap-card__link {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

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

  .page-home .cap-card--mobile {
    grid-row: span 2;
  }

  .page-home .cap-card--mobile .cap-card__figure img {
    aspect-ratio: 3 / 4;
  }
}

@media (min-width: 1080px) {
  .page-home .cap__grid {
    grid-template-columns: 1.1fr 1fr 1fr;
  }

  .page-home .cap-card--mobile {
    grid-column: 1;
    grid-row: 1 / span 2;
  }
}

/* ============ 信任带 ============ */
.page-home .trust {
  border-bottom: var(--rule);
  padding-block: clamp(22px, 3.4vw, 42px);
  background: linear-gradient(90deg, rgba(31, 224, 207, 0.09), rgba(6, 24, 38, 0) 62%);
}

.page-home .trust__inner {
  display: grid;
  gap: 16px;
}

.page-home .trust__note {
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-soft);
}

.page-home .trust__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 16px;
}

.page-home .trust__list li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
  min-width: 0;
}

.page-home .trust__list .mono {
  font-size: 15px;
  color: var(--green);
}

@media (min-width: 900px) {
  .page-home .trust__inner {
    grid-template-columns: 1fr 1.2fr;
    align-items: center;
    gap: 28px;
  }
}

/* ============ 双入口 ============ */
.page-home .duo {
  padding-block: clamp(32px, 5vw, 72px);
}

.page-home .duo__grid {
  display: grid;
  gap: var(--gap);
}

.page-home .duo-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 3vw, 32px);
  border: var(--rule);
  background: var(--surface-deep);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-home .duo-card::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(31, 224, 207, 0.16), transparent 70%);
  pointer-events: none;
}

.page-home .duo-card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-home .duo-card__no {
  position: relative;
  z-index: 1;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
}

.page-home .duo-card h2 {
  position: relative;
  z-index: 1;
  font-size: clamp(19px, 2.3vw, 26px);
  max-width: 16ch;
}

.page-home .duo-card p {
  position: relative;
  z-index: 1;
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--text-soft);
}

.page-home .duo-card__go {
  position: relative;
  z-index: 1;
  margin-top: auto;
  padding-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-home .duo__contact {
  margin-top: var(--gap);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 20px;
  border: var(--rule-faint);
  border-left: 2px solid var(--orange);
  background: rgba(12, 42, 61, 0.68);
}

.page-home .duo__contact p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-soft);
  max-width: 60ch;
}

@media (min-width: 820px) {
  .page-home .duo__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ============ 动效降级 ============ */
@media (prefers-reduced-motion: reduce) {
  .page-home .board__svg .trace,
  .page-home .board__svg .trace--delay {
    animation: none;
    stroke-dashoffset: 0;
    opacity: 0.8;
  }

  .page-home .sp-card,
  .page-home .cap-card,
  .page-home .duo-card,
  .page-home .step-card {
    transition: none;
  }

  .page-home .sp-card:hover,
  .page-home .duo-card:hover {
    transform: none;
  }
}
<<<END>>>