.page-home {
  --home-space: clamp(2.5rem, 6.5vw, 5.5rem);
  --home-gap: clamp(1rem, 2.2vw, 1.65rem);
  --home-soft: rgba(19, 28, 43, .72);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(2.5rem, 7vw, 5.5rem) clamp(2.75rem, 7vw, 6rem);
  background:
    radial-gradient(120% 95% at 84% 4%, rgba(31, 111, 235, .34), transparent 62%),
    radial-gradient(95% 75% at 6% 96%, rgba(184, 107, 75, .22), transparent 64%),
    var(--ink-900);
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .2;
}

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

.page-home .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 18, 32, .4) 0%, rgba(11, 18, 32, .96) 88%);
}

.page-home .hero-inner {
  position: relative;
}

.page-home .hero-ctx {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 clamp(1.25rem, 3.5vw, 2rem);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--text-dim);
  text-transform: uppercase;
  padding-bottom: .4rem;
  border-bottom: 1px solid var(--line);
}

.page-home .hero-collage {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}

.page-home .collage-lead h1 {
  margin: 0 0 clamp(.9rem, 2.5vw, 1.35rem);
  color: var(--text);
}

.page-home .collage-lead .lead {
  margin: 0;
  color: var(--text-dim);
  max-width: 62ch;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: clamp(1.4rem, 3.5vw, 2rem);
}

.page-home .hero-figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  margin: clamp(1.75rem, 4.5vw, 2.5rem) 0 0;
  padding-top: clamp(1rem, 2.5vw, 1.35rem);
  border-top: 1px solid var(--line);
}

.page-home .hero-figures > div {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  min-width: 0;
}

.page-home .hero-figures dt {
  font-size: .74rem;
  letter-spacing: .05em;
  color: var(--text-dim);
}

.page-home .hero-figures dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1rem, 2.6vw, 1.45rem);
  color: var(--text);
  letter-spacing: -.01em;
}

.page-home .collage-shot {
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink-800);
  box-shadow: var(--shadow-soft);
}

.page-home .collage-shot img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.page-home .collage-shot .media-caption {
  padding: .8rem 1rem;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--text-dim);
  background: var(--ink-800);
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-home .collage-note {
  padding: clamp(1rem, 3vw, 1.6rem);
  border-radius: var(--radius-l);
  border: 1px solid rgba(255, 90, 54, .38);
  background: linear-gradient(150deg, rgba(255, 90, 54, .18), rgba(19, 28, 43, .94) 68%);
}

.page-home .collage-note .eyebrow {
  margin-bottom: .5rem;
}

.page-home .collage-note-batch {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.5vw, 2.1rem);
  letter-spacing: -.02em;
  color: var(--signal);
}

.page-home .collage-note p {
  margin: 0 0 .7rem;
  color: var(--text-dim);
  font-size: .92rem;
  line-height: 1.7;
}

.page-home .collage-note .link-inline {
  font-size: .9rem;
}

@media (min-width: 960px) {
  .page-home .hero-collage {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    grid-template-rows: auto auto;
    align-items: start;
    gap: clamp(1.25rem, 2.6vw, 2rem);
  }

  .page-home .collage-lead {
    grid-column: 1;
    grid-row: 1 / span 2;
    padding-right: clamp(1rem, 2.5vw, 2rem);
  }

  .page-home .collage-shot {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .collage-note {
    grid-column: 2;
    grid-row: 2;
  }
}

/* ---------- 通用小节头 ---------- */
.page-home .sec-head {
  max-width: 74ch;
  margin-bottom: clamp(1.75rem, 4.5vw, 3rem);
}

.page-home .sec-head h2 {
  margin: 0 0 .85rem;
  color: var(--text);
}

.page-home .sec-lead {
  margin: 0;
  color: var(--text-dim);
}

/* ---------- 更新记录 ---------- */
.page-home .update-wrap {
  display: grid;
  gap: var(--home-gap);
}

.page-home .update-figure {
  margin: 0;
}

.page-home .update-figure .media-frame {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-home .update-figure img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .update-figure .media-caption {
  margin-top: .7rem;
  font-size: .78rem;
  color: var(--text-dim);
}

.page-home .update-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--home-soft);
  padding: clamp(.5rem, 1.6vw, 1rem);
}

.page-home .update-table-wrap .data-table {
  min-width: 30rem;
  width: 100%;
}

@media (min-width: 960px) {
  .page-home .update-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    align-items: start;
  }
}

/* ---------- 技能树式路径 ---------- */
.page-home .path-tree {
  margin-top: clamp(1.25rem, 3.5vw, 2.25rem);
  position: relative;
}

.page-home .path-root {
  display: grid;
  gap: .35rem;
  padding: clamp(1rem, 2.8vw, 1.5rem) clamp(1.1rem, 3vw, 1.75rem);
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(31, 111, 235, .24), rgba(19, 28, 43, .92) 72%);
}

.page-home .path-root strong {
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  color: var(--text);
}

.page-home .path-root > span:last-child {
  color: var(--text-dim);
  font-size: .9rem;
}

.page-home .path-branches {
  display: grid;
  gap: var(--home-gap);
  margin-top: var(--home-gap);
}

.page-home .path-branch {
  position: relative;
  padding: clamp(1.15rem, 3vw, 1.75rem);
  padding-left: clamp(1.4rem, 3.4vw, 2rem);
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: var(--ink-800);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-home .path-branch::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(1.4rem, 3vw, 1.9rem);
  bottom: clamp(1.4rem, 3vw, 1.9rem);
  width: 3px;
  border-radius: 0 3px 3px 0;
}

.page-home .path-branch--blue::before {
  background: var(--blue-600);
}

.page-home .path-branch--clay::before {
  background: var(--clay);
}

.page-home .path-branch h3 {
  margin: .55rem 0 .7rem;
  color: var(--text);
}

.page-home .path-branch p {
  margin: 0 0 1rem;
  color: var(--text-dim);
}

.page-home .path-steps {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: .5rem;
}

.page-home .path-steps li {
  display: flex;
  gap: .7rem;
  align-items: baseline;
  font-size: .92rem;
  color: var(--text);
  line-height: 1.65;
}

.page-home .path-steps .mono {
  flex: none;
  font-size: .76rem;
  font-weight: 700;
  color: var(--blue-400);
  letter-spacing: .06em;
}

.page-home .path-branch--clay .path-steps .mono {
  color: var(--clay);
}

@media (hover: hover) {
  .page-home .path-branch:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
  }
}

@media (min-width: 900px) {
  .page-home .path-branches {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 会员三层 ---------- */
.page-home .tier-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--home-gap);
}

.page-home .tier {
  position: relative;
  padding: clamp(1.15rem, 3vw, 1.75rem);
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: linear-gradient(165deg, rgba(31, 111, 235, .12), var(--ink-800) 62%);
  overflow: hidden;
}

.page-home .tier::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.page-home .tier--guest::after {
  background: var(--blue-400);
}

.page-home .tier--reg::after {
  background: var(--state);
}

.page-home .tier--cert::after {
  background: var(--signal);
}

.page-home .tier-tag {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--text-dim);
}

.page-home .tier h3 {
  margin: 0 0 .65rem;
  color: var(--text);
}

.page-home .tier p {
  margin: 0;
  color: var(--text-dim);
  font-size: .94rem;
}

.page-home .tier .tier-link {
  margin-top: .95rem;
}

@media (min-width: 880px) {
  .page-home .tier-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .tier:nth-child(2) {
    margin-top: 1.6rem;
  }

  .page-home .tier:nth-child(3) {
    margin-top: 3.2rem;
  }
}

/* ---------- 节奏与在地 ---------- */
.page-home .trust-wrap {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: center;
}

.page-home .trust-figure {
  margin: 0;
}

.page-home .trust-figure .media-frame {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-home .trust-figure img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .trust-figure .media-caption {
  margin-top: .7rem;
  font-size: .78rem;
  color: var(--text-dim);
}

.page-home .trust-copy h2 {
  margin: 0 0 .85rem;
  color: var(--text);
}

.page-home .trust-copy > p {
  margin: 0 0 1.5rem;
  color: var(--text-dim);
}

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

.page-home .trust-list li {
  display: grid;
  gap: .2rem;
  padding: .85rem 0;
  border-bottom: 1px solid var(--line);
  font-size: .92rem;
  color: var(--text);
  line-height: 1.7;
}

.page-home .trust-key {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--state);
}

.page-home .trust-more {
  margin: 1.35rem 0 0;
}

@media (min-width: 960px) {
  .page-home .trust-wrap {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  }
}

/* ---------- 收尾 ---------- */
.page-home .closing {
  margin-top: var(--home-space);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(90% 140% at 90% 20%, rgba(255, 90, 54, .18), transparent 60%),
    var(--ink-800);
  padding-block: clamp(2rem, 5.5vw, 3.75rem);
}

.page-home .closing-inner {
  display: grid;
  gap: clamp(1.25rem, 3.5vw, 2rem);
  align-items: center;
}

.page-home .closing-copy h2 {
  margin: 0 0 .7rem;
  color: var(--text);
}

.page-home .closing-copy p {
  margin: 0;
  color: var(--text-dim);
  max-width: 56ch;
}

.page-home .closing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

@media (min-width: 900px) {
  .page-home .closing-inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }

  .page-home .closing-actions {
    justify-content: flex-end;
  }
}

/* ---------- 回到顶部 ---------- */
.page-home .back-top {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  display: flex;
  justify-content: center;
}

@media (max-width: 479px) {
  .page-home .hero-figures {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .hero-actions .btn,
  .page-home .closing-actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}
<<<END>>>