.page-home {
  --home-line: rgba(11, 15, 14, .12);
  --home-line-soft: rgba(11, 15, 14, .07);
  --home-gold-line: rgba(201, 162, 74, .5);
  --home-ink-soft: rgba(245, 242, 234, .82);
}

.page-home *,
.page-home *::before,
.page-home *::after {
  box-sizing: border-box;
}

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

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  padding: calc(var(--header-h) + 46px) 0 66px;
  background:
    radial-gradient(118% 88% at 80% 6%, rgba(201, 162, 74, .18) 0%, rgba(201, 162, 74, 0) 60%),
    radial-gradient(90% 70% at 6% 96%, rgba(47, 93, 74, .55) 0%, rgba(47, 93, 74, 0) 62%),
    linear-gradient(168deg, var(--night) 0%, var(--moss) 56%, var(--night) 100%);
  color: var(--porcelain);
  overflow: hidden;
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(201, 162, 74, 0), var(--gold) 22%, var(--gold) 78%, rgba(201, 162, 74, 0));
  opacity: .6;
}

.page-home .home-hero__crumbs {
  position: relative;
  z-index: 1;
  margin-bottom: 30px;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: rgba(245, 242, 234, .6);
}

.page-home .home-hero__crumbs a {
  color: rgba(245, 242, 234, .78);
  text-decoration: none;
}

.page-home .home-hero__crumbs a:hover,
.page-home .home-hero__crumbs a:focus-visible {
  color: var(--gold-lit);
}

.page-home .home-hero__crumbs .breadcrumbs__sep {
  margin: 0 .5em;
  color: rgba(201, 162, 74, .7);
}

.page-home .home-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 46px;
}

.page-home .home-hero__eyebrow {
  display: inline-block;
  margin: 0;
  padding: 5px 13px;
  border: 1px solid rgba(201, 162, 74, .55);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--gold-lit);
}

.page-home .home-hero__title {
  margin: 22px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 7.2vw, 4rem);
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--porcelain);
  max-width: 17ch;
}

.page-home .home-hero__intro {
  margin: 24px 0 0;
  max-width: 46ch;
  font-size: 1.04rem;
  line-height: 1.86;
  color: var(--home-ink-soft);
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.page-home .home-hero__note {
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  color: rgba(245, 242, 234, .58);
}

.page-home .home-hero__figure {
  position: relative;
}

.page-home .home-hero__figure .frame-media {
  border: 1px solid rgba(201, 162, 74, .34);
  background: rgba(11, 15, 14, .35);
}

.page-home .home-hero__figure .frame-media__caption {
  color: rgba(245, 242, 234, .6);
  font-size: .82rem;
}

.page-home .home-hero__stamp {
  position: absolute;
  right: -4px;
  bottom: 26px;
  margin: 0;
  padding: 6px 13px;
  transform: rotate(-3.5deg);
  background: var(--paper);
  border: 1px solid var(--gold);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--ink);
}

/* ---------- 章节标题组件 ---------- */

.page-home .home-chapter {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 18px;
  row-gap: 10px;
  align-items: baseline;
  margin-bottom: 36px;
}

.page-home .home-chapter__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 5vw, 2.8rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--gold);
}

.page-home .home-chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.3rem, 3.4vw, 1.95rem);
  line-height: 1.3;
  color: var(--ink);
}

.page-home .home-chapter__note {
  grid-column: 2 / -1;
  margin: 0;
  max-width: 62ch;
  font-size: .97rem;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 时间轴 ---------- */

.page-home .home-axis {
  padding: clamp(62px, 9vw, 104px) 0 clamp(56px, 8vw, 96px);
  background: var(--paper);
}

.page-home .home-axis__banner {
  margin: 0 0 52px;
}

.page-home .home-axis__banner .frame-media__caption {
  color: var(--stone);
  font-size: .82rem;
}

.page-home .home-timeline {
  display: grid;
  gap: 30px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-timeline__item {
  position: relative;
  padding: 30px 0 0;
  outline: none;
}

.page-home .home-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  border-top: 1px dashed var(--home-gold-line);
}

.page-home .home-timeline__dot {
  position: absolute;
  top: -5px;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  background: var(--paper);
  transition: background-color 180ms ease, transform 180ms ease;
}

.page-home .home-timeline__item:hover .home-timeline__dot,
.page-home .home-timeline__item:focus-within .home-timeline__dot {
  background: var(--gold);
  transform: scale(1.18);
}

.page-home .home-timeline__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.12rem;
  line-height: 1.42;
  color: var(--ink);
}

.page-home .home-timeline__desc {
  margin: 8px 0 0;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .home-timeline__more {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin-top: 0;
  transition: max-height 220ms ease, opacity 180ms ease, margin-top 220ms ease;
}

.page-home .home-timeline__more p {
  margin: 0;
  padding: 10px 0 0;
  border-top: 1px solid var(--home-line-soft);
  font-size: .88rem;
  line-height: 1.75;
  color: var(--pencil);
}

.page-home .home-timeline__item:hover .home-timeline__more,
.page-home .home-timeline__item:focus-within .home-timeline__more {
  max-height: 180px;
  opacity: 1;
  margin-top: 12px;
}

/* ---------- 正文两栏骨架 ---------- */

.page-home .home-body {
  display: grid;
  gap: 56px;
  padding-top: clamp(58px, 8vw, 96px);
  padding-bottom: clamp(64px, 9vw, 110px);
}

.page-home .home-main > * + * {
  margin-top: clamp(62px, 8.5vw, 100px);
}

.page-home .home-side__card {
  position: relative;
  padding: 24px 22px;
  border: 1px solid var(--home-line);
  background: var(--paper);
}

.page-home .home-side__card + .home-side__card {
  margin-top: 16px;
}

.page-home .home-side__card .meta-label {
  display: block;
  margin: 0 0 14px;
}

.page-home .home-side__version {
  background: linear-gradient(155deg, var(--moss) 0%, var(--night) 100%);
  border-color: transparent;
  color: var(--porcelain);
}

.page-home .home-side__version .meta-label {
  color: rgba(201, 162, 74, .9);
}

.page-home .home-side__version-num {
  margin: 0;
  font-size: 2rem;
  letter-spacing: .04em;
  color: var(--gold-lit);
}

.page-home .home-side__version-text {
  margin: 12px 0 0;
  font-size: .88rem;
  line-height: 1.78;
  color: rgba(245, 242, 234, .78);
}

.page-home .home-toc {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-toc a {
  display: block;
  padding: 9px 0;
  border-bottom: 1px solid var(--home-line-soft);
  font-size: .9rem;
  line-height: 1.5;
  color: var(--stone);
  text-decoration: none;
  transition: color 160ms ease, padding-left 160ms ease;
}

.page-home .home-toc li:last-child a {
  border-bottom: 0;
}

.page-home .home-toc a:hover,
.page-home .home-toc a:focus-visible {
  color: var(--ink);
  padding-left: 6px;
}

.page-home .home-side__save-text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .home-side__save-actions {
  margin: 16px 0 0;
}

/* ---------- 公告 ---------- */

.page-home .home-board__clip {
  padding-left: clamp(16px, 2.6vw, 26px);
  border-left: 3px solid var(--coral);
}

.page-home .home-board__list {
  display: grid;
  gap: 18px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-board__item {
  position: relative;
  padding: 26px 26px 24px;
  background: var(--paper);
  border: 1px solid var(--home-line);
  overflow: hidden;
}

.page-home .home-board__item::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 20px solid var(--porcelain);
  border-left: 20px solid transparent;
}

.page-home .home-board__item .paper-card__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  line-height: 1.5;
  color: var(--ink);
}

.page-home .home-board__item p {
  margin: 10px 0 0;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .home-board__item .home-board__spec {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .03em;
  color: var(--ink);
}

.page-home .home-board__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 26px 0 0;
}

.page-home .home-board__foot-note {
  font-size: .86rem;
  color: var(--pencil);
}

/* ---------- 会员权益 ---------- */

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

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

.page-home .home-member__figure .frame-media__caption {
  color: var(--pencil);
  font-size: .82rem;
}

.page-home .home-member__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-member__list li {
  position: relative;
  padding: 20px 0 20px 42px;
  border-bottom: 1px dashed var(--home-line);
  font-size: .96rem;
  line-height: 1.82;
  color: var(--ink);
}

.page-home .home-member__list li::before {
  position: absolute;
  left: 0;
  top: 22px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-home .home-member__list li:nth-child(1)::before { content: "01"; }
.page-home .home-member__list li:nth-child(2)::before { content: "02"; }
.page-home .home-member__list li:nth-child(3)::before { content: "03"; }
.page-home .home-member__list li:nth-child(4)::before { content: "04"; }

.page-home .home-member__body .path-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin: 26px 0 0;
}

.page-home .home-member__body .path-line code {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .02em;
  color: var(--stone);
  background: rgba(11, 15, 14, .05);
  padding: 5px 10px;
}

/* ---------- 面板对照 ---------- */

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

.page-home .home-panel__pair {
  display: grid;
  gap: 18px;
}

.page-home .home-panel__col {
  padding: 26px 24px 24px;
  border: 1px solid var(--home-line);
  background: var(--porcelain);
}

.page-home .home-panel__col--new {
  border-top: 3px solid var(--gold);
}

.page-home .home-panel__col--old {
  border-top: 3px solid var(--pencil);
  background: var(--paper);
}

.page-home .home-panel__col-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.08rem;
  line-height: 1.45;
  color: var(--ink);
}

.page-home .home-panel__points {
  margin: 14px 0 0;
  padding: 0 0 0 18px;
  list-style: disc;
}

.page-home .home-panel__points li {
  margin-top: 9px;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .home-panel__col .path-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 20px 0 0;
}

.page-home .home-panel__col .path-line code {
  font-family: var(--font-mono);
  font-size: .79rem;
  line-height: 1.6;
  letter-spacing: .01em;
  color: var(--ink);
  background: rgba(11, 15, 14, .055);
  padding: 6px 10px;
  word-break: break-word;
}

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

.page-home .home-panel__figure .frame-media__caption {
  color: var(--pencil);
  font-size: .82rem;
}

/* ---------- 三步上手 ---------- */

.page-home .home-start__steps {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-start__step {
  position: relative;
  padding: 28px 24px 26px 28px;
  background: linear-gradient(160deg, var(--moss) 0%, var(--night) 100%);
  color: var(--porcelain);
  overflow: hidden;
}

.page-home .home-start__step::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--gold);
}

.page-home .home-start__no {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2.2rem;
  line-height: 1;
  letter-spacing: -.02em;
  color: rgba(230, 200, 120, .78);
}

.page-home .home-start__step h3 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  line-height: 1.45;
  color: var(--porcelain);
}

.page-home .home-start__step p {
  margin: 10px 0 0;
  font-size: .92rem;
  line-height: 1.78;
  color: rgba(245, 242, 234, .8);
}

.page-home .home-start__step .mono-tag--dark {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
}

/* ---------- 栏目索引 ---------- */

.page-home .home-index__filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
}

.page-home .home-index__chip {
  padding: 7px 14px;
  border: 1px solid var(--home-line);
  background: transparent;
  font-family: var(--font-body);
  font-size: .86rem;
  color: var(--stone);
  cursor: pointer;
  transition: border-color 160ms ease, color 160ms ease, background-color 160ms ease;
}

.page-home .home-index__chip:hover,
.page-home .home-index__chip:focus-visible {
  border-color: var(--gold);
  color: var(--ink);
}

.page-home .home-index__chip[aria-pressed="true"] {
  border-color: var(--gold);
  background: rgba(201, 162, 74, .13);
  color: var(--ink);
}

.page-home .home-index__status {
  margin: 0 0 0 auto;
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--pencil);
}

.page-home .home-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--home-line);
}

.page-home .home-index__item + .home-index__item {
  border-top: 1px solid var(--home-line);
}

.page-home .home-index__item:first-child {
  border-top: 0;
}

.page-home .home-index__item a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  padding: 18px 12px 18px 4px;
  text-decoration: none;
  color: inherit;
  transition: background-color 160ms ease;
}

.page-home .home-index__item a:hover,
.page-home .home-index__item a:focus-visible {
  background: rgba(201, 162, 74, .09);
}

.page-home .home-index__no {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--gold);
  padding-top: 3px;
}

.page-home .home-index__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  line-height: 1.5;
  color: var(--ink);
}

.page-home .home-index__desc {
  grid-column: 2 / -1;
  font-size: .89rem;
  line-height: 1.72;
  color: var(--stone);
}

.page-home .home-index__item[hidden] {
  display: none;
}

/* ---------- 窄屏 ---------- */

@media (max-width: 559px) {
  .page-home .home-hero {
    padding-top: calc(var(--header-h) + 30px);
  }

  .page-home .home-hero__stamp {
    right: 10px;
    bottom: 12px;
    font-size: .7rem;
  }

  .page-home .home-chapter {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 6px;
  }

  .page-home .home-chapter__note {
    grid-column: 1 / -1;
  }

  .page-home .home-index__status {
    margin-left: 0;
  }
}

/* ---------- 桌面 ---------- */

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

  .page-home .home-start__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-home .home-index__item a {
    grid-template-columns: 52px minmax(140px, 210px) minmax(0, 1fr);
    align-items: baseline;
    gap: 4px 18px;
  }

  .page-home .home-index__desc {
    grid-column: 3 / -1;
  }
}

@media (min-width: 880px) {
  .page-home .home-hero {
    padding: calc(var(--header-h) + 60px) 0 82px;
  }

  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 54px;
  }

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

  .page-home .home-timeline__item {
    padding: 32px 26px 0 0;
  }

  .page-home .home-timeline__item:last-child {
    padding-right: 0;
  }

  .page-home .home-member__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 46px;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-home .home-panel__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1060px) {
  .page-home .home-body {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 62px;
    align-items: start;
  }

  .page-home .home-side {
    align-self: stretch;
  }

  .page-home .home-side__inner {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-home .home-timeline__dot,
  .page-home .home-timeline__more,
  .page-home .home-toc a,
  .page-home .home-index__item a,
  .page-home .home-index__chip {
    transition: none;
  }

  .page-home .home-timeline__item:hover .home-timeline__dot,
  .page-home .home-timeline__item:focus-within .home-timeline__dot {
    transform: none;
  }
}