/* ================= page-home ================= */
.page-home {
  --home-line: #C3CFDC;
  --home-line-soft: rgba(27, 59, 111, 0.10);
  --home-gap: 20px;
  display: block;
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

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

.page-home .eyebrow {
  margin: 0 0 12px;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: 104px 0 0;
  background: linear-gradient(168deg, var(--mist-a) 0%, var(--paper) 58%, var(--paper) 100%);
  border-bottom: 1px solid var(--home-line);
}

.page-home .hero__frame {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  padding-bottom: 56px;
}

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

.page-home .hero h1 {
  margin: 0 0 18px;
  font-size: clamp(1.85rem, 5.4vw, 3rem);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.015em;
  max-width: 15em;
}

.page-home .hero .t-lead {
  margin: 0 0 28px;
  max-width: 34em;
  color: var(--ink-2);
}

/* 最近期次大字块 */
.page-home .issue-focus {
  position: relative;
  background: var(--white);
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
  padding: 24px 22px 20px;
  box-shadow: var(--shadow-2);
  max-width: 30em;
}

.page-home .issue-focus::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  border-radius: var(--radius) var(--radius) 0 0;
  background: linear-gradient(90deg, var(--red) 0 38%, var(--green) 38% 66%, var(--blue) 66% 100%);
}

.page-home .issue-focus__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}

.page-home .issue-focus__status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-home .issue-focus__num {
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: clamp(1.7rem, 6.4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--red);
  word-break: break-all;
}

.page-home .issue-focus__balls {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}

.page-home .ball {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(46px, 12vw, 58px);
  height: clamp(46px, 12vw, 58px);
  font-family: var(--mono);
  font-size: clamp(1.15rem, 3.4vw, 1.5rem);
  font-weight: 700;
  color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--home-line);
  border-radius: 2px;
}

.page-home .issue-focus__sum {
  margin: 0 0 18px;
  font-family: var(--mono);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--blue);
}

.page-home .issue-focus__meta {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 16px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px dashed var(--home-line);
  font-size: 0.82rem;
}

.page-home .issue-focus__meta dt {
  color: var(--slate);
  letter-spacing: 0.04em;
}

.page-home .issue-focus__meta dd {
  margin: 0;
  font-family: var(--mono);
  color: var(--ink-2);
  word-break: break-word;
}

.page-home .hero__texture {
  margin: 28px 0 0;
  max-width: 30em;
}

/* 首屏右侧章节索引 */
.page-home .hero__index {
  min-width: 0;
  padding-top: 6px;
}

.page-home .index-list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .index-list a {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 15px 14px;
  text-decoration: none;
  color: var(--ink);
  border-bottom: 1px solid var(--home-line-soft);
  transition: background 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-home .index-list a:hover,
.page-home .index-list a:focus-visible {
  background: var(--white);
  padding-left: 22px;
}

.page-home .index-list__no {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--red);
  padding-top: 3px;
}

.page-home .index-list__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-home .index-list__body strong {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.005em;
}

.page-home .index-list__body em {
  font-style: normal;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--slate);
}

.page-home .mini-matrix {
  position: relative;
  height: 108px;
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
  background-color: var(--white);
  background-image: radial-gradient(circle, rgba(27, 59, 111, 0.32) 1.4px, transparent 1.7px);
  background-size: 20px 20px;
  background-position: 10px 10px;
  overflow: hidden;
}

.page-home .mini-matrix__cap {
  position: absolute;
  left: 12px;
  bottom: 10px;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
  background: var(--white);
  padding: 2px 6px;
  border: 1px solid var(--home-line);
  border-radius: 2px;
}

/* ---------- 通用区块 ---------- */
.page-home .band {
  padding: 64px 0;
}

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

.page-home .band__head {
  max-width: 44em;
  margin-bottom: 32px;
}

.page-home .band__head p {
  margin: 0;
  color: var(--ink-2);
}

.page-home .t-h2,
.page-home .t-h3 {
  margin: 0 0 14px;
}

.page-home .media {
  display: block;
  margin: 0 0 28px;
  max-width: 100%;
  overflow: hidden;
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
  background: var(--mist-a);
}

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

.page-home .media--slim img {
  aspect-ratio: 21 / 8;
}

/* ---------- 筛选条 ---------- */
.page-home .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
}

.page-home .filter-btn {
  appearance: none;
  border: 1px solid var(--home-line);
  background: var(--white);
  color: var(--ink-2);
  font: inherit;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  padding: 8px 16px;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-home .filter-btn:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.page-home .filter-btn.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

/* ---------- 归档卡片 ---------- */
.page-home .archive-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .arc-card {
  position: relative;
  padding: 16px 16px 14px;
  background: var(--white);
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-home .arc-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--blue);
  opacity: 0.25;
  transition: opacity 0.2s var(--ease);
}

.page-home .arc-card:hover,
.page-home .arc-card:focus-within {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
}

.page-home .arc-card:hover::after,
.page-home .arc-card:focus-within::after {
  opacity: 1;
}

.page-home .arc-card__num {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--slate);
  word-break: break-all;
}

.page-home .arc-card__combo {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: -0.01em;
}

.page-home .arc-card__time {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--ink-2);
}

.page-home .arc-card__state {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--home-line);
  font-size: 0.78rem;
  color: var(--slate);
}

/* 查找方式 */
.page-home .lookup {
  margin-top: 44px;
  padding: 28px 24px;
  background: linear-gradient(140deg, var(--paper-2), var(--white));
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
}

.page-home .lookup__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-bottom: 22px;
}

.page-home .lookup__item {
  padding-left: 16px;
  border-left: 2px solid var(--red);
}

.page-home .lookup__item p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-2);
}

.page-home .lookup__key {
  margin-bottom: 6px !important;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.95rem !important;
  color: var(--ink) !important;
  letter-spacing: 0.02em;
}

.page-home .lookup__note {
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--home-line);
  font-size: 0.85rem;
  color: var(--slate);
}

/* ---------- 版本回溯 ---------- */
.page-home .band--versions {
  background: linear-gradient(180deg, var(--paper) 0%, var(--mist-a) 100%);
}

.page-home .versions__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.page-home .versions__intro p {
  margin: 0 0 16px;
  color: var(--ink-2);
  max-width: 36em;
}

.page-home .versions__intro .btn {
  margin-top: 8px;
}

.page-home .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  border-left: 2px solid var(--home-line);
}

.page-home .timeline__item {
  position: relative;
  padding: 0 0 30px 0;
}

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

.page-home .timeline__item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--blue);
}

.page-home .timeline__item .tag {
  margin-bottom: 8px;
}

.page-home .timeline__title {
  margin: 0 0 6px;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.005em;
}

.page-home .timeline__desc {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 内容中心 ---------- */
.page-home .hub-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.page-home .hub-media {
  margin: 0;
}

.page-home .hub-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .hub-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: var(--white);
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.page-home .hub-card .tag {
  align-self: flex-start;
}

.page-home .hub-card h3 {
  margin: 0;
}

.page-home .hub-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-home .hub-card__facts {
  list-style: none;
  margin: 0;
  padding: 12px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  border-top: 1px dashed var(--home-line);
  font-size: 0.78rem;
  color: var(--slate);
}

.page-home .hub-card__facts .num {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--blue);
}

.page-home .hub-card__link {
  align-self: flex-start;
  margin-top: 2px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--red);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color 0.18s var(--ease);
}

.page-home .hub-card__link:hover,
.page-home .hub-card__link:focus-visible {
  border-bottom-color: var(--red);
}

/* ---------- 大屏资源 ---------- */
.page-home .band--resources {
  background: var(--paper);
}

.page-home .res-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 40px;
}

.page-home .res-card {
  padding: 18px 16px 16px;
  background: var(--white);
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
  border-top: 3px solid var(--blue);
}

.page-home .res-card__res {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: -0.01em;
}

.page-home .res-card__use {
  margin: 0;
  font-size: 0.83rem;
  line-height: 1.65;
  color: var(--slate);
}

.page-home .palette {
  margin-bottom: 40px;
  padding: 26px 22px;
  background: linear-gradient(120deg, var(--mist-a), var(--white));
  border: 1px solid var(--home-line);
  border-radius: var(--radius);
}

.page-home .palette__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .palette__item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 4px 14px;
  align-items: center;
}

.page-home .swatch {
  grid-row: span 2;
  width: 22px;
  height: 44px;
  border-radius: 2px;
  border: 1px solid rgba(42, 30, 27, 0.14);
}

.page-home .swatch--red {
  background: linear-gradient(180deg, var(--red), var(--red-deep));
}

.page-home .swatch--blue {
  background: linear-gradient(180deg, var(--blue), var(--blue-deep));
}

.page-home .swatch--green {
  background: linear-gradient(180deg, var(--green), var(--green-deep));
}

.page-home .palette__name {
  font-weight: 700;
  font-size: 0.95rem;
}

.page-home .palette__desc {
  font-size: 0.83rem;
  line-height: 1.65;
  color: var(--slate);
}

/* 步骤 */
.page-home .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: home-step;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .steps li {
  position: relative;
  padding-left: 52px;
}

.page-home .steps li::before {
  counter-increment: home-step;
  content: counter(home-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 36px;
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--red);
  border-bottom: 2px solid var(--red);
  padding-bottom: 3px;
}

.page-home .steps__title {
  margin: 0 0 6px;
  font-weight: 700;
  font-size: 1rem;
}

.page-home .steps__desc {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ink-2);
}

/* ---------- 核对路径 ---------- */
.page-home .band--check {
  background: linear-gradient(200deg, var(--paper-2) 0%, var(--paper) 60%);
}

.page-home .steps--wide {
  margin-bottom: 44px;
}

.page-home .mismatch {
  padding: 28px 22px;
  background: var(--blue-deep);
  border-radius: var(--radius);
  color: var(--white);
}

.page-home .mismatch h3 {
  color: var(--white);
  margin-bottom: 20px;
}

.page-home .mismatch__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-home .mismatch__item {
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.page-home .mismatch__item p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}

.page-home .mismatch__label {
  margin-bottom: 8px !important;
  font-weight: 700;
  font-size: 0.95rem !important;
  color: var(--white) !important;
}

/* ---------- 收尾联系 ---------- */
.page-home .closer {
  background: linear-gradient(135deg, var(--blue-deep) 0%, var(--blue) 58%, #26507f 100%);
  color: var(--white);
  padding: 60px 0;
}

.page-home .closer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.page-home .closer__eyebrow {
  color: rgba(255, 255, 255, 0.66);
}

.page-home .closer h2 {
  color: var(--white);
  margin: 0 0 14px;
}

.page-home .closer__lead {
  margin: 0;
  max-width: 34em;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

.page-home .closer__side {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
}

.page-home .closer__line {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
  font-size: 0.9rem;
  word-break: break-all;
}

.page-home .closer__key {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.page-home .closer__side .btn {
  align-self: flex-start;
  margin-top: 8px;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-home .archive-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

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

@media (min-width: 780px) {
  .page-home .band {
    padding: 84px 0;
  }

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

  .page-home .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 32px;
  }

  .page-home .closer__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 44px;
  }
}

@media (min-width: 1024px) {
  .page-home .hero {
    padding-top: 132px;
  }

  .page-home .hero__frame {
    grid-template-columns: 42% minmax(0, 1fr);
    gap: 56px;
    padding-bottom: 72px;
  }

  .page-home .hero__index {
    border-left: 1px solid var(--home-line);
    padding-left: 44px;
  }

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

  .page-home .versions__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 52px;
  }

  .page-home .hub-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2.1fr);
    gap: 32px;
  }

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

  .page-home .res-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
</main>