/* ===== 首页 · page-home ===== */

.page-home {
  --home-pad: clamp(56px, 7vw, 88px);
  --home-radius: 3px;
  background: var(--ink-900);
  color: var(--paper-100);
}

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

.page-home .display-2 {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.6vw, 32px);
  line-height: 1.2;
  letter-spacing: -.02em;
  margin: 0 0 12px;
  color: inherit;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  padding: 40px 0 var(--home-pad);
  background:
    radial-gradient(90% 70% at 88% 0%, rgba(228, 87, 31, .18), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 78%, var(--ink-900) 100%);
  overflow: hidden;
}

.page-home .home-hero__inner {
  display: grid;
  gap: 36px;
  align-items: start;
}

@media (min-width: 900px) {
  .page-home .home-hero__inner {
    grid-template-columns: 7fr 5fr;
    gap: 52px;
  }
}

.page-home .home-hero__crumb {
  margin: 0 0 20px;
  font-size: var(--fs-12);
  letter-spacing: .16em;
  color: var(--gray-200);
}

.page-home .home-hero__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(40px, 8.6vw, 88px);
  line-height: .98;
  letter-spacing: -.03em;
  color: var(--paper-050);
}

.page-home .home-hero__title-sub {
  display: block;
  margin-top: 14px;
  font-size: clamp(20px, 4.2vw, 32px);
  line-height: 1.22;
  letter-spacing: .01em;
  color: var(--orange-300);
}

.page-home .home-hero__lede {
  margin: 26px 0 0;
  max-width: 32em;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.75;
  color: rgba(241, 227, 195, .88);
}

.page-home .home-hero__stats {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
}

.page-home .home-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-left: 14px;
  border-left: 2px solid var(--orange-500);
}

.page-home .home-hero__stats .mono {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--paper-050);
}

.page-home .home-hero__stats em {
  font-style: normal;
  font-size: var(--fs-14);
  color: var(--gray-200);
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.page-home .home-hero__aside {
  display: grid;
  gap: 16px;
}

.page-home .home-hero__figure {
  margin: 0;
}

.page-home .home-hero__glass {
  padding: 18px 20px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--home-radius);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgba(250, 244, 230, .06);
}

.page-home .home-hero__glass .eyebrow {
  margin: 0;
}

.page-home .home-hero__chips {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 16px;
}

.page-home .home-hero__chips li {
  padding-bottom: 6px;
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--gray-200);
  border-bottom: 1px dashed var(--line);
}

/* ---------- 六入口索引 ---------- */

.page-home .home-index {
  padding: var(--home-pad) 0;
  background: var(--ink-800);
}

.page-home .home-index__head {
  max-width: 60ch;
  margin-bottom: 30px;
}

.page-home .home-index__head p {
  margin: 0;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--gray-200);
}

.page-home .home-index__list {
  display: grid;
}

.page-home .home-index__list .index-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
  padding: 16px 12px;
  border-top: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background-color 120ms var(--ease), border-color 120ms var(--ease);
}

.page-home .home-index__list .index-row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-home .home-index__list .index-row:hover,
.page-home .home-index__list .index-row:focus-visible {
  background-color: var(--glass-strong);
  outline: none;
}

.page-home .home-index__list .index-row__code {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--orange-500);
}

.page-home .home-index__list .index-row__title {
  font-family: var(--font-serif);
  font-size: var(--fs-22);
  line-height: 1.3;
  color: var(--paper-050);
}

.page-home .home-index__list .index-row__meta {
  grid-column: 2 / -1;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--gray-200);
}

@media (min-width: 820px) {
  .page-home .home-index__list .index-row {
    grid-template-columns: 64px 190px minmax(0, 1fr);
    gap: 0 20px;
    padding: 18px 14px;
  }

  .page-home .home-index__list .index-row__meta {
    grid-column: auto;
    font-size: var(--fs-17);
  }
}

/* ---------- 本期调整 ---------- */

.page-home .home-update {
  padding: var(--home-pad) 0;
  background: var(--paper-100);
  color: var(--ink-900);
}

.page-home .home-update__inner {
  display: grid;
  gap: 34px;
}

@media (min-width: 900px) {
  .page-home .home-update__inner {
    grid-template-columns: 5fr 7fr;
    gap: 52px;
    align-items: start;
  }
}

.page-home .home-update__figure {
  margin: 0;
}

.page-home .home-update__lede {
  margin: 0 0 26px;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--ink-800);
}

.page-home .home-update__list {
  list-style: none;
  counter-reset: upd;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .home-update__list li {
  position: relative;
  padding: 16px 14px 16px 56px;
  border-bottom: 1px solid var(--line-ink);
  transition: background-color 120ms var(--ease);
}

.page-home .home-update__list li:first-child {
  border-top: 1px solid var(--line-ink);
}

.page-home .home-update__list li::before {
  counter-increment: upd;
  content: "0" counter(upd);
  position: absolute;
  left: 12px;
  top: 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--orange-500);
}

.page-home .home-update__list li:hover {
  background-color: rgba(10, 26, 43, .05);
}

.page-home .home-update__list strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-serif);
  font-size: var(--fs-22);
  line-height: 1.35;
  color: var(--ink-900);
}

.page-home .home-update__list span {
  display: block;
  font-size: var(--fs-17);
  line-height: 1.7;
  color: var(--ink-800);
}

/* ---------- 版本时间轴 ---------- */

.page-home .home-timeline {
  padding: var(--home-pad) 0;
  background: var(--ink-900);
  color: var(--paper-100);
}

.page-home .home-timeline .eyebrow {
  margin: 0 0 10px;
}

.page-home .home-timeline__lede {
  max-width: 54ch;
  margin: 0 0 38px;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--paper-100);
}

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

@media (min-width: 820px) {
  .page-home .home-timeline__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 28px;
  }
}

.page-home .home-timeline__node {
  position: relative;
  padding-top: 24px;
}

.page-home .home-timeline__dot {
  position: absolute;
  top: 0;
  left: 0;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--paper-100);
  box-shadow: 0 0 0 3px var(--ink-900);
}

.page-home .home-timeline__tag {
  display: block;
  margin-bottom: 6px;
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--orange-300);
}

.page-home .home-timeline__label {
  display: block;
  font-size: var(--fs-17);
  line-height: 1.65;
  color: var(--paper-100);
}

@media (min-width: 820px) {
  .page-home .home-timeline__node::before {
    content: "";
    position: absolute;
    top: 6px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--line);
  }

  .page-home .home-timeline__node:last-child::before {
    background: linear-gradient(90deg, var(--line) 42%, var(--orange-500));
  }
}

@media (max-width: 819px) {
  .page-home .home-timeline__node {
    padding-top: 0;
    padding-left: 28px;
  }

  .page-home .home-timeline__dot {
    top: 6px;
    left: 0;
  }

  .page-home .home-timeline__node::after {
    content: "";
    position: absolute;
    left: 6px;
    top: 24px;
    bottom: -22px;
    width: 2px;
    background: var(--line);
  }

  .page-home .home-timeline__node:last-child::after {
    display: none;
  }
}

.page-home .home-timeline__node:last-child .home-timeline__dot {
  background: var(--orange-500);
}

.page-home .home-timeline__figure {
  margin: 44px 0 0;
}

.page-home .home-timeline__figure img {
  width: 100%;
  aspect-ratio: 35 / 12;
  object-fit: cover;
}

@media (max-width: 719px) {
  .page-home .home-timeline__figure img {
    aspect-ratio: 16 / 9;
  }
}

/* ---------- 资料下载 ---------- */

.page-home .home-download {
  padding: var(--home-pad) 0;
  background: var(--paper-100);
  color: var(--ink-900);
}

.page-home .home-download__inner {
  display: grid;
  gap: 36px;
}

@media (min-width: 900px) {
  .page-home .home-download__inner {
    grid-template-columns: 7fr 5fr;
    gap: 52px;
    align-items: start;
  }
}

.page-home .home-download__copy > p {
  margin: 0;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--ink-800);
}

.page-home .home-download__tabs {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .home-download__tabs li {
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--ink-800);
  background: var(--paper-050);
  border: 1px solid var(--line-ink);
  border-radius: var(--home-radius);
  cursor: pointer;
  transition: background-color 120ms var(--ease), color 120ms var(--ease), border-color 120ms var(--ease);
}

.page-home .home-download__tabs li:hover,
.page-home .home-download__tabs li:focus-visible {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper-050);
}

.page-home .home-download__metrics {
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-ink);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 18px;
}

.page-home .home-download__metrics > div {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-home .home-download__metrics dt {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1;
  color: var(--orange-500);
}

.page-home .home-download__metrics dd {
  margin: 0;
  font-size: var(--fs-14);
  color: var(--gray-500);
}

.page-home .home-download__copy .btn {
  margin-top: 30px;
}

.page-home .home-download__figure {
  margin: 0;
  width: 100%;
  max-width: 340px;
  justify-self: center;
}

/* ---------- 帮助与订阅 ---------- */

.page-home .home-help {
  padding: var(--home-pad) 0;
  background: var(--ink-800);
  color: var(--paper-100);
}

.page-home .home-help .display-2 {
  max-width: 26ch;
}

.page-home .home-help__grid {
  margin-top: 34px;
  display: grid;
  gap: 24px;
}

@media (min-width: 860px) {
  .page-home .home-help__grid {
    grid-template-columns: 6fr 5fr;
    gap: 32px;
  }
}

.page-home .home-help__panel {
  padding: 28px 24px 30px;
  border-radius: var(--home-radius);
}

.page-home .home-help__panel--paper {
  background: var(--paper-050);
  color: var(--ink-900);
}

.page-home .home-help__panel h3 {
  margin: 8px 0 18px;
  font-family: var(--font-serif);
  font-size: var(--fs-22);
  line-height: 1.35;
  color: var(--paper-050);
}

.page-home .home-help__panel--paper h3 {
  color: var(--ink-900);
}

.page-home .home-help__code {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--orange-500);
}

.page-home .home-help__list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-help__list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 10px;
  font-size: var(--fs-17);
  line-height: 1.65;
  color: var(--paper-100);
  border-bottom: 1px dashed var(--line);
}

.page-home .home-help__list--dark li {
  color: var(--ink-800);
  border-bottom-color: var(--line-ink);
}

.page-home .home-help__list .mono {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--orange-500);
}

.page-home .home-help__note {
  margin: 0 0 24px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--gray-500);
}

/* ---------- 服务地区 ---------- */

.page-home .home-reach {
  padding: var(--home-pad) 0;
  background: var(--paper-100);
  color: var(--ink-900);
}

.page-home .home-reach__inner {
  display: grid;
  gap: 32px;
}

@media (min-width: 900px) {
  .page-home .home-reach__inner {
    grid-template-columns: 7fr 5fr;
    gap: 52px;
    align-items: center;
  }
}

.page-home .home-reach__copy > p {
  margin: 0;
  max-width: 46ch;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: var(--ink-800);
}

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

.page-home .home-reach__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-home .home-reach__facts li {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--line-ink);
}

.page-home .home-reach__facts li:first-child {
  border-top: 1px solid var(--line-ink);
}

.page-home .home-reach__facts .mono {
  min-width: 92px;
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  line-height: 1.2;
  color: var(--orange-500);
}

.page-home .home-reach__label {
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--gray-500);
}

@media (prefers-reduced-motion: reduce) {
  .page-home * {
    transition-duration: .01ms !important;
  }
}