/* ================= 首页专属样式 · 作用域 .page-home ================= */
.page-home {
  --hm-edge: clamp(18px, 3.4vw, 44px);
  --hm-line: rgba(31, 58, 99, 0.5);
  --hm-paper-line: #d5deeb;
  background: var(--ink);
  color: var(--white);
  overflow-x: clip;
}

.page-home .section--paper {
  color: var(--navy);
}

.page-home .t-d2,
.page-home .t-d3 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

.page-home .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.page-home .section-head {
  max-width: 780px;
  margin-bottom: clamp(28px, 4vw, 56px);
}

.page-home .stat {
  border: 1px solid var(--hm-line);
  padding: clamp(14px, 1.6vw, 22px);
  background: rgba(10, 31, 68, 0.4);
}

.page-home .stat__value {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .stat--accent .stat__value {
  color: var(--orange);
}

.page-home .stat__label {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 首屏拼贴 ---------- */
.page-home .hero-collage {
  position: relative;
  isolation: isolate;
  padding: calc(var(--head-h) + clamp(36px, 6vw, 88px)) 0 clamp(48px, 6vw, 92px);
  background:
    radial-gradient(90% 80% at 88% 0%, rgba(255, 107, 53, 0.22), transparent 58%),
    radial-gradient(70% 60% at 0% 100%, rgba(0, 229, 255, 0.13), transparent 62%),
    var(--ink);
  overflow: hidden;
}

.page-home .hero-collage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--hm-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--hm-line) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 100% at 50% 0%, #000 18%, transparent 76%);
  mask-image: radial-gradient(120% 100% at 50% 0%, #000 18%, transparent 76%);
  opacity: 0.65;
}

.page-home .hero-collage__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 52px);
  align-items: end;
}

.page-home .hero-collage .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-home .hero-collage__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: clamp(46px, 12vw, 108px);
  line-height: 0.94;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}

.page-home .hero-collage__title-mark {
  display: inline-block;
  color: var(--orange);
}

.page-home .hero-collage__lede {
  margin: 22px 0 0;
  max-width: 44ch;
  font-size: clamp(15px, 1.15vw, 18px);
  line-height: 1.8;
  color: var(--mist);
}

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

.page-home .hero-collage__facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 40px);
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hm-line);
  padding-top: clamp(18px, 2.4vw, 26px);
}

.page-home .hero-collage__fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-home .hero-collage__fact-value {
  font-family: var(--font-data);
  font-size: clamp(20px, 2.4vw, 30px);
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-home .hero-collage__fact-label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

/* 右侧拼贴块 */
.page-home .hero-collage__visual {
  position: relative;
  min-width: 0;
}

.page-home .hero-collage__shot {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 1px solid var(--hm-line);
  background: var(--navy);
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  overflow: hidden;
}

.page-home .hero-collage__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.05);
}

.page-home .hero-collage__shot-cap {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 14px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(5, 11, 26, 0.82);
  border-top: 1px solid var(--hm-line);
  border-right: 1px solid var(--hm-line);
}

.page-home .hero-collage__slab {
  position: absolute;
  left: 0;
  right: -6%;
  bottom: -6%;
  height: 46%;
  z-index: 2;
  background: linear-gradient(120deg, rgba(255, 107, 53, 0.95), rgba(255, 143, 94, 0.35) 70%, transparent);
  clip-path: polygon(0 34%, 100% 0, 100% 100%, 0 100%);
  mix-blend-mode: normal;
  pointer-events: none;
}

.page-home .hero-collage__pill {
  position: absolute;
  z-index: 3;
  left: clamp(8px, 2vw, 24px);
  bottom: clamp(12px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 18px;
  background: var(--ink);
  border: 1px solid var(--orange);
}

.page-home .hero-collage__pill-key {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-home .hero-collage__pill-val {
  font-family: var(--font-data);
  font-size: clamp(18px, 2vw, 24px);
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

/* ---------- 更新章节 ---------- */
.page-home .home-update {
  position: relative;
  border-top: 1px solid var(--hm-line);
  border-bottom: 1px solid var(--hm-line);
}

.page-home .home-update__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
}

.page-home .home-update__title {
  margin: 14px 0 0;
}

.page-home .home-update__lede {
  margin: 18px 0 0;
  max-width: 52ch;
  color: var(--mist);
  line-height: 1.8;
}

.page-home .home-update__timeline {
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hm-line);
}

.page-home .home-update__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--hm-line);
  transition: transform 220ms ease, border-color 220ms ease;
}

.page-home .home-update__step:hover {
  transform: translateX(6px);
  border-bottom-color: var(--orange);
}

.page-home .home-update__step-no {
  grid-row: span 2;
  font-family: var(--font-data);
  font-size: 22px;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
  line-height: 1.3;
}

.page-home .home-update__step-title {
  margin: 0;
  font-size: clamp(17px, 1.4vw, 21px);
  font-weight: 600;
  color: var(--white);
}

.page-home .home-update__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-update__body .btn {
  margin-top: clamp(24px, 3vw, 34px);
}

.page-home .home-update__visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--hm-line);
  background: var(--navy);
  align-self: start;
}

.page-home .home-update__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 229, 255, 0.07) 0 1px,
    transparent 1px 5px
  );
}

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

.page-home .home-update__visual-cap {
  padding: 12px 16px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--mist);
  border-top: 1px solid var(--hm-line);
}

/* ---------- 四块面板 ---------- */
.page-home .home-panels__lede {
  margin: 16px 0 0;
  max-width: 58ch;
  line-height: 1.8;
  color: var(--paper-text);
}

.page-home .home-panels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.6vw, 22px);
}

.page-home .home-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 2.2vw, 32px);
  background: var(--white);
  border: 1px solid var(--hm-paper-line);
  border-top: 3px solid var(--navy);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.page-home .home-panel:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  border-top-color: var(--orange);
}

.page-home .home-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
}

.page-home .home-panel__no {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-home .home-panel__title {
  margin: 0;
  flex: 1 1 auto;
  color: var(--navy);
}

.page-home .home-panel__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper-text);
}

.page-home .home-panels__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  margin-top: clamp(26px, 3.4vw, 44px);
  padding-top: clamp(20px, 2.4vw, 28px);
  border-top: 1px solid var(--hm-paper-line);
}

.page-home .home-panels__link,
.page-home .home-steps__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
  padding-bottom: 2px;
}

.page-home .home-panels__link:hover,
.page-home .home-steps__link:hover {
  color: var(--orange);
}

/* ---------- 数据看板 ---------- */
.page-home .home-board {
  position: relative;
  background:
    radial-gradient(80% 70% at 100% 10%, rgba(0, 229, 255, 0.1), transparent 60%),
    var(--ink);
  border-bottom: 1px solid var(--hm-line);
}

.page-home .home-board__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
}

.page-home .home-board__figure {
  margin: 0;
  border: 1px solid var(--hm-line);
  background: var(--navy);
}

.page-home .home-board__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .home-board__caption {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--mist);
}

.page-home .home-board__title {
  margin: 14px 0 0;
}

.page-home .home-board__lede {
  margin: 16px 0 0;
  max-width: 52ch;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-board__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 3vw, 34px);
  background: var(--hm-line);
  border: 1px solid var(--hm-line);
}

.page-home .home-board__chart {
  margin: clamp(24px, 3vw, 34px) 0 0;
  border: 1px solid var(--hm-line);
  background: rgba(10, 31, 68, 0.5);
  padding: clamp(14px, 2vw, 22px);
}

.page-home .home-board__chart svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-board__grid {
  fill: none;
  stroke: var(--hm-line);
  stroke-width: 1;
}

.page-home .home-board__trend {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.page-home .home-board__dot {
  fill: var(--gold);
  stroke: var(--ink);
  stroke-width: 1.5;
}

.page-home .home-board__chart-cap {
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

/* ---------- 下载四步 ---------- */
.page-home .home-steps__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-home .home-steps__title {
  margin: 14px 0 0;
}

.page-home .home-steps__lede {
  margin: 16px 0 0;
  max-width: 52ch;
  line-height: 1.8;
  color: var(--paper-text);
}

.page-home .home-steps__list {
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-home .home-steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--hm-paper-line);
  transition: transform 200ms ease;
}

.page-home .home-steps__item:first-child {
  border-top: 1px solid var(--hm-paper-line);
}

.page-home .home-steps__item:hover {
  transform: translateX(6px);
}

.page-home .home-steps__index {
  grid-row: span 2;
  font-family: var(--font-data);
  font-size: 20px;
  line-height: 1.4;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-home .home-steps__item-title {
  margin: 0;
  font-size: clamp(16px, 1.3vw, 19px);
  font-weight: 600;
  color: var(--navy);
}

.page-home .home-steps__text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-text);
}

.page-home .home-steps__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  margin-top: clamp(24px, 3vw, 34px);
}

.page-home .home-steps__visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--hm-paper-line);
  background: var(--paper);
}

.page-home .home-steps__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-home .home-steps__visual-cap {
  padding: 12px 16px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--paper-text);
  border-top: 1px solid var(--hm-paper-line);
}

/* ---------- 上手支持 ---------- */
.page-home .home-support {
  border-top: 1px solid var(--hm-line);
}

.page-home .home-support__lede {
  margin: 16px 0 0;
  max-width: 56ch;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-support__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--hm-line);
  border: 1px solid var(--hm-line);
}

.page-home .home-support__cell {
  padding: clamp(20px, 2.4vw, 32px);
  background: var(--navy);
  transition: background 200ms ease;
}

.page-home .home-support__cell:hover {
  background: var(--navy-2);
}

.page-home .home-support__cell-no {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(34px, 4.6vw, 56px);
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .home-support__cell-title {
  margin: 14px 0 0;
  font-size: clamp(16px, 1.3vw, 19px);
  font-weight: 600;
  color: var(--white);
  line-height: 1.5;
}

.page-home .home-support__cell p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-support__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 36px);
}

/* ---------- 内容笔记 ---------- */
.page-home .home-notes__lede {
  margin: 16px 0 0;
  max-width: 54ch;
  line-height: 1.8;
  color: var(--paper-text);
}

.page-home .home-notes__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.8vw, 22px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-notes__item {
  min-width: 0;
}

.page-home .home-notes__link {
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
  padding: clamp(20px, 2.2vw, 28px);
  text-decoration: none;
  color: inherit;
  background: var(--white);
  border: 1px solid var(--hm-paper-line);
  border-left: 3px solid var(--navy);
  transition: transform 220ms ease, border-color 220ms ease;
}

.page-home .home-notes__link:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  border-left-color: var(--orange);
}

.page-home .home-notes__tag {
  align-self: flex-start;
}

.page-home .home-notes__item-title {
  margin: 0;
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.5;
  font-weight: 600;
  color: var(--navy);
}

.page-home .home-notes__item-body {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-text);
}

.page-home .home-notes__more {
  margin-top: auto;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-home .home-notes__foot {
  margin-top: clamp(26px, 3.4vw, 40px);
}

/* ---------- 收尾 ---------- */
.page-home .home-final {
  position: relative;
  background:
    radial-gradient(80% 90% at 20% 0%, rgba(255, 107, 53, 0.16), transparent 62%),
    var(--ink);
  border-top: 1px solid var(--hm-line);
  text-align: left;
}

.page-home .home-final__title {
  margin: 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(34px, 6.2vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.page-home .home-final__mark {
  color: var(--orange);
}

.page-home .home-final__lede {
  margin: 20px 0 0;
  max-width: 48ch;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-final__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 34px);
}

.page-home .home-final__trust {
  margin: clamp(28px, 3.6vw, 44px) 0 0;
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--hm-line);
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-home .home-panels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-notes__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-support__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-board__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-home .hero-collage__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 72px);
  }

  .page-home .home-update__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-home .home-steps__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: clamp(36px, 4.5vw, 72px);
  }

  .page-home .home-steps__visual {
    margin-top: clamp(48px, 5vw, 76px);
  }

  .page-home .home-support__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-notes__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-panels__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(16px, 1.6vw, 24px);
  }

  .page-home .home-panel--lg {
    grid-column: span 7;
  }

  .page-home .home-panel--md {
    grid-column: span 5;
  }

  .page-home .home-panel:last-child {
    grid-column: span 7;
  }

  .page-home .home-panel:nth-child(3) {
    grid-column: span 5;
  }
}

@media (min-width: 1280px) {
  .page-home .hero-collage__lede {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-panel,
  .page-home .home-steps__item,
  .page-home .home-notes__link,
  .page-home .home-update__step {
    transition: none;
  }

  .page-home .home-panel:hover,
  .page-home .home-steps__item:hover,
  .page-home .home-notes__link:hover,
  .page-home .home-update__step:hover {
    transform: none;
  }
}
</style>