.page-home {
  --home-gap: clamp(52px, 7.5vw, 104px);
  --home-line: rgba(255, 255, 255, .06);
  --home-card-shadow: 0 18px 42px rgba(10, 42, 67, .12);
  background: var(--sand);
  color: var(--graphite);
}

.page-home .section {
  padding-block: var(--home-gap);
}

.page-home h1,
.page-home h2,
.page-home h3 {
  font-family: var(--font-head);
  line-height: 1.18;
  letter-spacing: -.01em;
}

.page-home h1 {
  font-size: clamp(32px, 7.4vw, 62px);
  font-weight: 900;
  margin: 0 0 .6em;
}

.page-home h2 {
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 900;
  color: var(--ink);
  margin: 0 0 .7em;
}

.page-home p {
  margin: 0 0 1.15em;
  line-height: 1.75;
  max-width: 68ch;
}

.page-home a {
  color: inherit;
}

.page-home a:focus-visible,
.page-home summary:focus-visible {
  outline: 2px solid var(--spark);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-home .text-link {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--spark);
  padding-bottom: 1px;
}

.page-home .text-link:hover {
  color: var(--spark);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 30px) 0 var(--home-gap);
  background:
    linear-gradient(158deg, var(--ink) 0%, var(--ink-soft) 46%, var(--night) 100%);
  color: #ffffff;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(to right, var(--home-line) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(to bottom, var(--home-line) 0 1px, transparent 1px 84px);
  pointer-events: none;
}

.page-home .hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -34%;
  width: min(600px, 72vw);
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 32% 32%, rgba(23, 195, 178, .38), transparent 64%),
    conic-gradient(from 200deg, rgba(227, 169, 63, .22), transparent 42%);
  pointer-events: none;
}

.page-home .hero .crumb {
  position: relative;
  z-index: 2;
  color: var(--mist);
  font-size: 13px;
  margin: 0 0 clamp(20px, 4vw, 40px);
}

.page-home .hero .crumb a {
  color: #ffffff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, .45);
}

.page-home .hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(26px, 4vw, 40px);
  grid-template-areas:
    "lead"
    "visual"
    "cloud";
}

.page-home .hero__lead {
  grid-area: lead;
}

.page-home .hero .eyebrow {
  color: var(--spark);
  font-family: var(--font-mono);
  letter-spacing: .16em;
  font-size: 12px;
  text-transform: uppercase;
  margin: 0 0 .9em;
}

.page-home .hero .lede {
  font-size: clamp(15px, 1.7vw, 18px);
  color: rgba(255, 255, 255, .84);
  max-width: 56ch;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 1.6em;
}

.page-home .hero__annot {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
  margin-top: 1.8em;
}

.page-home .hero__visual {
  grid-area: visual;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .16);
  box-shadow: 0 26px 60px rgba(0, 0, 0, .34);
}

.page-home .hero__visual .media__cap {
  background: rgba(10, 42, 67, .82);
  color: var(--mist);
  font-size: 12px;
  padding: 10px 14px;
  line-height: 1.5;
}

.page-home .cloud {
  grid-area: cloud;
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 8px;
  align-content: flex-start;
}

.page-home .cloud__link {
  display: inline-block;
  padding: 9px 15px;
  font-size: 14px;
  text-decoration: none;
  color: #ffffff;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(23, 195, 178, .42);
  border-radius: var(--radius-sm);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
}

.page-home .cloud__link:hover,
.page-home .cloud__link:focus-visible {
  transform: translateY(-4px);
  border-color: var(--spark);
  background: rgba(23, 195, 178, .16);
  box-shadow: 0 14px 26px rgba(0, 0, 0, .3);
}

.page-home .cloud__item:nth-child(4n+2) .cloud__link {
  border-color: rgba(227, 169, 63, .5);
}

.page-home .cloud__item:nth-child(5n+3) .cloud__link {
  background: rgba(87, 167, 154, .2);
}

/* ---------- 分类标签映射 ---------- */
.page-home .mapper__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-home .mapper__intro .eyebrow,
.page-home .steps-block__body .eyebrow,
.page-home .update-block .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--slate);
  margin: 0 0 1em;
}

.page-home .mapper__intro .eyebrow::before,
.page-home .steps-block__body .eyebrow::before,
.page-home .update-block .eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--spark);
}

.page-home .mapper__aside {
  font-size: 14px;
  color: var(--slate);
}

.page-home .mapper__cards {
  align-items: start;
}

.page-home .mapper__card {
  border-top: 3px solid var(--celadon);
  transition: transform .2s ease, box-shadow .2s ease;
}

.page-home .mapper__card:hover {
  transform: translateY(-5px);
  box-shadow: var(--home-card-shadow);
}

.page-home .mapper__card:nth-child(2) {
  border-top-color: var(--spark);
}

.page-home .mapper__card:nth-child(3) {
  border-top-color: var(--gold);
}

.page-home .mapper__card .card__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate);
}

/* ---------- 三步流程 ---------- */
.page-home .steps-block {
  background:
    linear-gradient(180deg, rgba(207, 231, 227, .55) 0%, rgba(243, 241, 234, 0) 78%);
}

.page-home .steps-block__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-home .steps-block__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #ffffff;
}

.page-home .steps-block__figure .media__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}

.page-home .steps {
  list-style: none;
  margin: 0 0 1.8em;
  padding: 0;
  position: relative;
}

.page-home .steps__item + .steps__item {
  margin-top: 10px;
}

.page-home .step {
  border-left: 1px solid var(--line-strong);
  padding-left: 18px;
  position: relative;
}

.page-home .step[open] {
  border-left-color: var(--spark);
}

.page-home .step__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 8px 0;
}

.page-home .step__summary::-webkit-details-marker {
  display: none;
}

.page-home .step__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--spark);
}

.page-home .step__label {
  font-family: var(--font-head);
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
  color: var(--ink);
}

.page-home .step__body {
  margin: 0 0 .6em;
  font-size: 15px;
  color: var(--graphite);
  max-width: 52ch;
}

/* ---------- 当季资料 ---------- */
.page-home .downloads {
  padding-block: clamp(10px, 2vw, 22px);
}

.page-home .downloads__panel {
  border-radius: var(--radius-lg);
  padding: clamp(26px, 4.4vw, 56px);
  color: rgba(255, 255, 255, .88);
}

.page-home .downloads__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-home .downloads__title {
  color: #ffffff;
}

.page-home .eyebrow--light {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--spark);
  margin: 0 0 1em;
}

.page-home .eyebrow--light::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--gold);
}

.page-home .downloads__list {
  list-style: none;
  margin: 0 0 1.9em;
  padding: 0;
}

.page-home .downloads__list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: .65em;
  line-height: 1.7;
}

.page-home .downloads__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 10px;
  height: 2px;
  background: var(--gold);
}

.page-home .downloads__figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .18);
}

.page-home .downloads__figure .media__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
  padding: 10px 14px;
  background: rgba(0, 0, 0, .28);
}

/* ---------- 更新与地区 ---------- */
.page-home .update-block__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  margin-top: 1.4em;
}

.page-home .update-block__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(120deg, var(--ink) 0%, var(--night) 100%);
}

.page-home .update-block__figure .media__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
  padding: 10px 14px;
}

.page-home .update-block__sub {
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 700;
  color: var(--ink-soft);
  margin: 0 0 .5em;
}

.page-home .update-block__text p {
  font-size: 15.5px;
  color: var(--graphite);
}

/* ---------- 媒体通用 ---------- */
.page-home .media {
  display: block;
  line-height: 0;
}

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

.page-home .media--4x3 img {
  aspect-ratio: 4 / 3;
}

.page-home .media--16x9 img {
  aspect-ratio: 16 / 9;
}

.page-home .media__cap {
  line-height: 1.5;
}

.page-home .trust-line {
  margin: 0 0 clamp(30px, 5vw, 56px);
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: repeat(12, 1fr);
    grid-template-areas:
      "lead lead lead lead lead lead lead . visual visual visual visual"
      "cloud cloud cloud cloud cloud cloud cloud . visual visual visual visual";
    align-items: start;
    column-gap: clamp(20px, 2.6vw, 34px);
  }

  .page-home .hero__lead h1 {
    max-width: 12ch;
  }

  .page-home .cloud {
    margin-top: clamp(14px, 2.4vw, 30px);
  }

  .page-home .cloud__item:nth-child(3n + 2) {
    margin-top: 16px;
  }

  .page-home .cloud__item:nth-child(3n + 3) {
    margin-top: 32px;
  }

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

  .page-home .steps-block__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-home .downloads__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    column-gap: clamp(30px, 4vw, 64px);
  }

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

@media (min-width: 1180px) {
  .page-home .mapper__cards {
    margin-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .cloud__link,
  .page-home .mapper__card {
    transition: none;
  }

  .page-home .cloud__link:hover,
  .page-home .mapper__card:hover {
    transform: none;
  }
}