.page-home {
  --home-hair: rgba(31, 58, 95, 0.9);
  --home-gold-soft: rgba(232, 176, 75, 0.22);
  --home-noise: radial-gradient(circle at 18% 12%, rgba(79, 179, 154, 0.10), transparent 46%),
                radial-gradient(circle at 82% 4%, rgba(232, 176, 75, 0.10), transparent 40%);
  overflow-x: hidden;
}

/* ============ 首屏框景 ============ */

.page-home .hero {
  padding-block: clamp(20px, 3.5vw, 48px) clamp(40px, 6vw, 88px);
}

.page-home .frame {
  position: relative;
  display: grid;
  grid-template-areas: "frame";
  min-height: clamp(500px, 66vh, 720px);
  border: 1px solid var(--home-hair);
  border-radius: var(--yz-radius-lg);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 118%, rgba(232, 176, 75, 0.16), transparent 58%),
    radial-gradient(circle at 8% -10%, rgba(79, 179, 154, 0.14), transparent 46%),
    var(--yz-ink);
  isolation: isolate;
}

.page-home .frame::after {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(232, 176, 75, 0.16);
  border-radius: calc(var(--yz-radius-lg) - 12px);
  pointer-events: none;
  z-index: 1;
}

.page-home .frame > * {
  grid-area: frame;
}

.page-home .frame__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  mix-blend-mode: luminosity;
}

.page-home .frame__scale {
  position: absolute;
  top: 0;
  left: 9%;
  right: 9%;
  height: 9px;
  z-index: 2;
  pointer-events: none;
  background: repeating-linear-gradient(
    90deg,
    rgba(143, 163, 191, 0.55) 0 1px,
    transparent 1px 20px
  );
}

.page-home .frame__grid {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto 1fr auto;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 30px);
  pointer-events: none;
}

.page-home .corner {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(31, 58, 95, 0.9);
  background: rgba(11, 27, 51, 0.62);
  color: var(--yz-mist);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color var(--yz-wave) ease-out,
              border-color var(--yz-wave) ease-out,
              background-color var(--yz-wave) ease-out;
}

.page-home .corner__coord {
  color: var(--yz-gold);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-home .corner:hover,
.page-home .corner:focus-visible {
  color: var(--yz-glow);
  border-color: var(--home-gold-soft);
  background: rgba(18, 41, 74, 0.9);
}

.page-home .corner--tl { grid-area: 1 / 1; align-self: start; justify-self: start; }
.page-home .corner--tr { grid-area: 1 / 2; align-self: start; justify-self: end; }
.page-home .corner--bl { grid-area: 3 / 1; align-self: end; justify-self: start; }
.page-home .corner--br { grid-area: 3 / 2; align-self: end; justify-self: end; }

.page-home .frame__core {
  position: relative;
  z-index: 4;
  align-self: center;
  justify-self: center;
  max-width: 760px;
  padding: clamp(112px, 15vh, 168px) clamp(24px, 6vw, 72px);
  text-align: center;
}

.page-home .frame__coord {
  margin: 0 0 18px;
  font-family: var(--yz-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--yz-mist);
  text-transform: uppercase;
}

.page-home .frame__coord .yz-num {
  color: var(--yz-gold);
  margin-right: 6px;
}

.page-home .frame__title {
  margin: 0 0 20px;
  font-family: var(--yz-serif);
  font-weight: 900;
  font-size: clamp(32px, 4.6vw, 62px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--yz-moon);
  text-wrap: balance;
}

.page-home .frame__lede {
  margin: 0 auto 28px;
  max-width: 60ch;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.8;
  color: var(--yz-mist);
}

.page-home .frame__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* ============ 星图总览 ============ */

.page-home .constellation {
  position: relative;
  background: var(--home-noise);
}

.page-home .constellation__head {
  display: grid;
  gap: 20px;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-home .constellation__lede {
  max-width: 62ch;
}

.page-home .cluster-filter {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(26px, 3.5vw, 40px);
}

.page-home .cluster-filter input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-home .cluster-filter label {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--home-hair);
  background: rgba(18, 41, 74, 0.5);
  color: var(--yz-mist);
  font-size: 13px;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: color var(--yz-wave) ease-out,
              border-color var(--yz-wave) ease-out,
              background-color var(--yz-wave) ease-out;
}

.page-home .cluster-filter label:hover {
  color: var(--yz-moon);
  border-color: rgba(143, 163, 191, 0.5);
}

.page-home .cluster-filter input:focus-visible + label {
  outline: 2px solid var(--yz-glow);
  outline-offset: 3px;
}

.page-home .cluster-filter input:checked + label {
  color: var(--yz-glow);
  border-color: rgba(232, 176, 75, 0.55);
  background: rgba(232, 176, 75, 0.14);
}

.page-home .starmap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 clamp(18px, 3vw, 46px);
  border-top: 1px solid var(--home-hair);
}

.page-home .node {
  display: grid;
  grid-template-columns: 10px 34px 1fr auto;
  grid-template-areas:
    "dot num name freq"
    "dot num use  use";
  gap: 4px 12px;
  align-items: center;
  padding: 18px 6px 18px 0;
  border-bottom: 1px solid var(--home-hair);
  text-decoration: none;
  transition: opacity var(--yz-swell) ease-out;
}

.page-home .node__dot {
  grid-area: dot;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--yz-line);
  box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.4);
  transition: background-color 160ms ease-out, box-shadow 160ms ease-out;
}

.page-home .node__num {
  grid-area: num;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--yz-mist);
}

.page-home .node__name {
  grid-area: name;
  font-family: var(--yz-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--yz-moon);
  line-height: 1.4;
}

.page-home .node__freq {
  grid-area: freq;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--yz-mist);
  white-space: nowrap;
}

.page-home .node__use {
  grid-area: use;
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(143, 163, 191, 0.86);
}

.page-home .node:hover .node__dot,
.page-home .node:focus-visible .node__dot {
  background: var(--yz-gold);
  box-shadow: 0 0 0 3px rgba(232, 176, 75, 0.22), 0 0 14px rgba(232, 176, 75, 0.55);
}

.page-home .node:hover .node__name,
.page-home .node:focus-visible .node__name {
  color: var(--yz-glow);
}

.page-home .node--browse  { --node-accent: var(--yz-jade); }
.page-home .node--account { --node-accent: var(--yz-amber); }
.page-home .node--help    { --node-accent: var(--yz-cinnabar); }
.page-home .node--about   { --node-accent: var(--yz-mist); }

.page-home .node__num::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--node-accent, var(--yz-line));
  vertical-align: middle;
}

.page-home .constellation:has(#cf-browse:checked) .node:not(.node--browse),
.page-home .constellation:has(#cf-account:checked) .node:not(.node--account),
.page-home .constellation:has(#cf-help:checked) .node:not(.node--help),
.page-home .constellation:has(#cf-about:checked) .node:not(.node--about) {
  display: none;
}

/* ============ 主题簇清单 ============ */

.page-home .clusters__head {
  margin-bottom: clamp(26px, 3.5vw, 40px);
}

.page-home .clusters__head .yz-eyebrow {
  margin-bottom: 12px;
}

.page-home .clusters__list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--home-hair);
}

.page-home .clusters__list .yz-expand {
  border-bottom: 1px solid var(--home-hair);
}

.page-home .cl-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .cl-list li {
  display: grid;
  gap: 3px;
  padding-left: 16px;
  border-left: 2px solid rgba(232, 176, 75, 0.28);
}

.page-home .cl-list li span {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--yz-mist);
}

.page-home .clusters__foot {
  margin-top: 26px;
}

/* ============ 个人页速达 ============ */

.page-home .account__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-home .account__copy .yz-eyebrow {
  margin-bottom: 12px;
}

.page-home .account__copy .yz-section-title {
  margin-bottom: 20px;
}

.page-home .steps {
  list-style: none;
  margin: 26px 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border-radius: var(--yz-radius);
  background: rgba(18, 41, 74, 0.62);
  border-left: 2px solid var(--yz-gold);
}

.page-home .steps__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--yz-gold);
  padding-top: 3px;
}

.page-home .steps__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--yz-moon);
}

.page-home .account__link {
  margin-top: 20px;
}

.page-home .account__figure {
  margin: 0;
  aspect-ratio: 10 / 7;
  border-radius: var(--yz-radius-lg);
  border: 1px solid var(--home-hair);
  overflow: hidden;
  position: relative;
  background: linear-gradient(150deg, var(--yz-panel), var(--yz-ink));
}

.page-home .account__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.9;
}

.page-home .account__figure .yz-figure__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 14px 18px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--yz-mist);
  background: linear-gradient(to top, rgba(11, 27, 51, 0.94), rgba(11, 27, 51, 0));
}

/* ============ 运营节奏 ============ */

.page-home .rhythm {
  background: linear-gradient(180deg, rgba(18, 41, 74, 0.34), rgba(11, 27, 51, 0));
}

.page-home .rhythm__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-home .rhythm__figure {
  margin: 0;
  aspect-ratio: 4 / 3;
  border-radius: var(--yz-radius-lg);
  border: 1px solid var(--home-hair);
  overflow: hidden;
  position: relative;
  background:
    repeating-linear-gradient(0deg, rgba(31, 58, 95, 0.5) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(90deg, rgba(31, 58, 95, 0.5) 0 1px, transparent 1px 34px),
    var(--yz-ink);
}

.page-home .rhythm__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.86;
}

.page-home .rhythm__figure .yz-figure__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 14px 18px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--yz-mist);
  background: linear-gradient(to top, rgba(11, 27, 51, 0.94), rgba(11, 27, 51, 0));
}

.page-home .rhythm__copy .yz-eyebrow {
  margin-bottom: 12px;
}

.page-home .rhythm__copy .yz-section-title {
  margin-bottom: 24px;
}

.page-home .rhythm__list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--home-hair);
}

.page-home .rhythm__row {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--home-hair);
}

.page-home .rhythm__row dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--yz-gold);
  padding-top: 3px;
}

.page-home .rhythm__row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--yz-mist);
}

/* ============ 三条去路 ============ */

.page-home .onward__title {
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-home .onward__grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-home .gate {
  position: relative;
  display: grid;
  gap: 10px;
  padding: clamp(24px, 3.2vw, 38px);
  border-radius: var(--yz-radius-lg);
  border: 1px solid var(--home-hair);
  background: linear-gradient(158deg, rgba(18, 41, 74, 0.92), rgba(11, 27, 51, 0.66));
  text-decoration: none;
  overflow: hidden;
  transition: border-color var(--yz-wave) ease-out,
              transform var(--yz-wave) ease-out,
              background-color var(--yz-wave) ease-out;
}

.page-home .gate::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--yz-line);
  transition: background-color var(--yz-wave) ease-out;
}

.page-home .gate:hover,
.page-home .gate:focus-visible {
  border-color: rgba(232, 176, 75, 0.45);
  transform: translateY(-3px);
}

.page-home .gate:hover::before,
.page-home .gate:focus-visible::before {
  background: var(--yz-gold);
}

.page-home .gate__coord {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--yz-gold);
}

.page-home .gate__name {
  font-family: var(--yz-serif);
  font-size: clamp(20px, 2.1vw, 26px);
  font-weight: 700;
  color: var(--yz-moon);
  line-height: 1.35;
}

.page-home .gate__desc {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--yz-mist);
}

.page-home .gate__go {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--yz-mist);
  transition: color var(--yz-wave) ease-out;
}

.page-home .gate:hover .gate__go,
.page-home .gate:focus-visible .gate__go {
  color: var(--yz-glow);
}

/* ============ 响应式 ============ */

@media (min-width: 600px) {
  .page-home .onward__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-home .starmap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-home .constellation__head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-home .starmap {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .account__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-home .rhythm__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
  }

  .page-home .onward__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 859px) {
  .page-home .frame {
    grid-template-areas:
      "core"
      "corners";
    grid-template-rows: auto auto;
    min-height: 0;
  }

  .page-home .frame__grid {
    grid-area: corners;
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: auto;
    gap: 8px;
    padding: 0 clamp(16px, 4vw, 24px) clamp(18px, 4vw, 26px);
  }

  .page-home .corner {
    grid-area: auto;
    justify-self: stretch;
    justify-content: flex-start;
  }

  .page-home .frame__core {
    grid-area: core;
    padding: clamp(56px, 12vw, 86px) clamp(20px, 5vw, 34px) clamp(22px, 4vw, 30px);
    text-align: left;
  }

  .page-home .frame__lede {
    margin-inline: 0;
  }

  .page-home .frame__actions {
    justify-content: flex-start;
  }

  .page-home .frame__scale {
    left: 6%;
    right: 6%;
  }
}

@media (max-width: 480px) {
  .page-home .node {
    grid-template-columns: 10px 30px 1fr;
    grid-template-areas:
      "dot num name"
      "dot num use"
      ".   .   freq";
  }

  .page-home .node__freq {
    justify-self: start;
    padding-top: 4px;
  }

  .page-home .rhythm__row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .page-home .steps li {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .gate,
  .page-home .corner,
  .page-home .node__dot,
  .page-home .gate::before {
    transition: none;
  }

  .page-home .gate:hover,
  .page-home .gate:focus-visible {
    transform: none;
  }
}
<<<END>>>