.page-home {
  --home-max: 1320px;
  --home-pad: clamp(18px, 5vw, 56px);
  position: relative;
  isolation: isolate;
  overflow-x: hidden;
  color: var(--star);
  background-color: var(--indigo);
  background-image:
    radial-gradient(115% 78% at 88% 2%, rgba(255, 46, 139, 0.20), transparent 56%),
    radial-gradient(95% 70% at 2% 98%, rgba(53, 230, 210, 0.13), transparent 60%);
  background-repeat: no-repeat;
}

.page-home::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image: radial-gradient(rgba(244, 247, 251, 0.05) 1px, transparent 1px);
  background-size: 4px 4px;
}

.page-home > * {
  position: relative;
  z-index: 1;
}

/* ---------- 页面上下文 ---------- */
.page-home .home-context {
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(18px, 2.6vw, 30px) var(--home-pad) 0;
}

.page-home .home-context-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--rock);
}

.page-home .home-context-list li + li::before {
  content: "/";
  margin: 0 10px;
  color: rgba(124, 135, 152, 0.55);
}

.page-home .home-context-list [aria-current="page"] {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(24px, 4vw, 46px) var(--home-pad) clamp(46px, 6vw, 84px);
}

.page-home .hero-split {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-home .hero-rail {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-home .hero-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-home .hero-kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--cyan);
}

.page-home .hero-title {
  margin: 0;
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(32px, 8.4vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--star);
}

.page-home .hero-title em {
  font-style: normal;
  color: var(--cyan);
}

.page-home .hero-lede {
  margin: 0;
  max-width: 40ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: rgba(244, 247, 251, 0.74);
}

.page-home .hero-meta {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: var(--fs-12);
  letter-spacing: 0.05em;
  line-height: 1.85;
  color: var(--rock);
}

.page-home .hero-frame {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 340px;
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--line-cyan);
  background: var(--indigo-deep);
  overflow: hidden;
}

.page-home .hero-frame::before,
.page-home .hero-frame::after {
  content: "";
  position: absolute;
  z-index: 3;
  width: 14px;
  height: 14px;
  pointer-events: none;
}

.page-home .hero-frame::before {
  top: 9px;
  left: 9px;
  border-top: 1px solid var(--cyan);
  border-left: 1px solid var(--cyan);
}

.page-home .hero-frame::after {
  right: 9px;
  bottom: 9px;
  border-right: 1px solid var(--cyan);
  border-bottom: 1px solid var(--cyan);
}

.page-home .hero-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  filter: saturate(0.9) contrast(1.05);
}

.page-home .hero-scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(11, 18, 48, 0.24) 0%, rgba(11, 18, 48, 0.72) 52%, rgba(5, 7, 15, 0.95) 100%),
    radial-gradient(70% 60% at 92% 6%, rgba(255, 46, 139, 0.28), transparent 65%);
}

.page-home .hero-frame-body {
  position: relative;
  z-index: 2;
}

.page-home .frame-kicker {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(19px, 2.6vw, 27px);
  line-height: 1.35;
  color: var(--star);
}

.page-home .frame-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.page-home .frame-actions .btn {
  min-width: 158px;
  justify-content: center;
}

.page-home .frame-meta {
  margin: 16px 0 0;
  font-family: var(--mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  line-height: 1.85;
  color: rgba(244, 247, 251, 0.6);
}

/* ---------- 通用区块 ---------- */
.page-home .section {
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(46px, 6.4vw, 88px) var(--home-pad);
}

.page-home .section--ruled {
  border-top: 1px solid var(--line-soft);
}

.page-home .eyebrow {
  display: block;
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: var(--fs-12);
  font-weight: 400;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-home .section-title {
  margin: 0 0 16px;
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(25px, 4.6vw, 40px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--star);
}

.page-home .section-lede {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: rgba(244, 247, 251, 0.72);
}

/* ---------- 三步进入 ---------- */
.page-home .steps-head {
  margin-bottom: clamp(26px, 4vw, 42px);
}

.page-home .steps-figure {
  margin: 0 0 clamp(28px, 4vw, 44px);
  border: 1px solid var(--line);
  background: var(--indigo-deep);
}

.page-home .steps-figure img,
.page-home .feedback-figure img,
.page-home .fav-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-home .steps-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-home .step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 24px 30px;
  background: var(--indigo);
  border-top: 2px solid transparent;
  transition: background-color 0.32s var(--ease), border-color 0.32s var(--ease);
}

.page-home .step:hover {
  background: var(--indigo-step);
  border-top-color: var(--cyan);
}

.page-home .step-no {
  font-family: var(--mono);
  font-size: var(--fs-13);
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-home .step h3 {
  margin: 0;
  font-family: var(--sans);
  font-weight: 700;
  font-size: var(--fs-20);
  line-height: 1.4;
  color: var(--star);
}

.page-home .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 247, 251, 0.68);
}

/* ---------- 帮助中心入口 ---------- */
.page-home .assist-grid {
  display: grid;
  gap: clamp(30px, 4.4vw, 56px);
}

.page-home .assist-copy .btn {
  margin-top: 24px;
}

.page-home .assist-note {
  margin: 16px 0 0;
  max-width: 56ch;
  padding-left: 14px;
  border-left: 2px solid var(--moss);
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 247, 251, 0.62);
}

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

.page-home .assist-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(22, 32, 74, 0.72) 0%, rgba(11, 18, 48, 0.45) 100%);
  transition: transform 0.32s var(--ease), border-color 0.32s var(--ease);
}

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

.page-home .card-no {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--moss);
}

.page-home .card-title {
  margin: 0;
  font-family: var(--sans);
  font-weight: 700;
  font-size: var(--fs-16);
  line-height: 1.45;
  color: var(--star);
}

.page-home .card-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(244, 247, 251, 0.66);
}

/* ---------- 桌面端反馈 ---------- */
.page-home .feedback-split {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-home .feedback-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--indigo-deep);
}

.page-home .feedback-figure::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 58px;
  height: 3px;
  background: var(--magenta);
}

.page-home .feedback-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-home .feedback-list li {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 247, 251, 0.7);
}

.page-home .list-key {
  display: inline-block;
  min-width: 76px;
  margin-right: 10px;
  font-family: var(--mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--clay);
}

.page-home .feedback-stat {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--cyan);
  background: rgba(53, 230, 210, 0.06);
  font-family: var(--mono);
  font-size: var(--fs-12);
  line-height: 1.9;
  letter-spacing: 0.02em;
  color: rgba(244, 247, 251, 0.78);
}

.page-home .feedback-copy .btn {
  margin-top: 24px;
}

/* ---------- 常用页收藏 ---------- */
.page-home .fav-split {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-home .fav-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--indigo-deep);
}

.page-home .fav-tip {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 247, 251, 0.6);
}

/* ---------- 版本节奏 ---------- */
.page-home .cadence-head {
  max-width: 660px;
  margin-bottom: clamp(26px, 3.6vw, 40px);
}

.page-home .cadence-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-home .cadence-item {
  padding: 18px 18px 20px;
  background: var(--indigo-step);
}

.page-home .cadence-item dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--rock);
}

.page-home .cadence-item dd {
  margin: 8px 0 0;
  font-family: var(--sans);
  font-weight: 700;
  font-size: var(--fs-20);
  line-height: 1.3;
  color: var(--star);
}

.page-home .cadence-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .assist-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-home .cadence-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 840px) {
  .page-home .steps-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 940px) {
  .page-home .feedback-split,
  .page-home .fav-split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(40px, 5vw, 64px);
  }

  .page-home .feedback-figure {
    clip-path: polygon(0 3%, 100% 0, 100% 97%, 0 100%);
  }
}

@media (min-width: 960px) {
  .page-home .hero-split {
    grid-template-columns: minmax(260px, 4fr) minmax(0, 8fr);
    gap: clamp(40px, 5vw, 68px);
    align-items: stretch;
  }

  .page-home .hero-rail {
    justify-content: center;
    padding-top: 12px;
  }

  .page-home .hero-frame {
    min-height: 520px;
  }

  .page-home .assist-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-home .assist-card:nth-child(even) {
    margin-top: 26px;
  }
}
<<<END>>>