.page-home {
  display: block;
  background: var(--ink-900);
  color: var(--slate-200);
  overflow-x: hidden;
}

.page-home .shell {
  width: 100%;
  max-width: var(--shell-w);
  margin-inline: auto;
  padding-inline: 20px;
}

.page-home .section {
  padding-block: 56px;
}

.page-home .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 面包屑 ---------- */
.home-crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-block: 26px 4px;
  font-size: 0.8rem;
  color: var(--slate-200);
}

.home-crumb__brand {
  opacity: 0.72;
}

.home-crumb__sep {
  opacity: 0.4;
}

.home-crumb__here {
  color: var(--cyan-400);
  font-weight: 700;
}

/* ---------- 首屏入口带 ---------- */
.home-open {
  position: relative;
  overflow: hidden;
  padding-block: 36px 60px;
  background: var(--ink-900);
}

.home-open__bg {
  position: absolute;
  top: -50px;
  right: -110px;
  width: 340px;
  height: 340px;
  object-fit: cover;
  border-radius: 50%;
  opacity: 0.14;
  pointer-events: none;
  z-index: 0;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 45%, transparent 76%);
  mask-image: radial-gradient(circle at 50% 50%, #000 45%, transparent 76%);
}

.home-open .shell {
  position: relative;
  z-index: 1;
}

.home-open__grid {
  display: grid;
  gap: 38px;
}

.home-open h1 {
  margin: 14px 0 18px;
  font-size: clamp(2rem, 6.4vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper-050);
}

.home-open .lead {
  max-width: 44ch;
  margin: 0 0 26px;
  font-size: 1.01rem;
  line-height: 1.75;
  color: var(--slate-200);
}

.home-open .annotation {
  color: var(--cyan-400);
  letter-spacing: 0.2em;
  font-size: 0.72rem;
}

.home-open .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-home .chip {
  font: inherit;
  font-size: 0.82rem;
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--slate-200);
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-home .chip[aria-pressed="true"] {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  color: var(--ink-900);
  font-weight: 700;
}

.home-entries {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.entry-card {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(135deg, rgba(53, 224, 200, 0.08), rgba(53, 224, 200, 0));
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}

.entry-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan-600);
}

.entry-card__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 15px 17px;
  text-decoration: none;
  color: inherit;
}

.entry-card__idx {
  font-size: 0.78rem;
  color: var(--cyan-400);
  letter-spacing: 0.06em;
}

.entry-card__body {
  display: block;
  min-width: 0;
}

.entry-card__title {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper-050);
  margin-bottom: 5px;
}

.entry-card__desc {
  display: block;
  font-size: 0.83rem;
  line-height: 1.62;
  color: var(--slate-200);
  opacity: 0.82;
}

.entry-card__arrow {
  color: var(--cyan-400);
  font-size: 1.05rem;
}

/* ---------- 右侧控制台 ---------- */
.home-console {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-700);
  padding: 20px;
  display: grid;
  gap: 20px;
  align-content: start;
}

.home-console__top {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--line);
}

.home-console__ver-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--slate-200);
  opacity: 0.8;
  margin-bottom: 6px;
}

.home-console__ver {
  display: block;
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--amber-500);
}

.home-console__copy {
  font: inherit;
  font-size: 0.76rem;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid rgba(255, 154, 60, 0.5);
  background: transparent;
  color: var(--amber-300);
  cursor: pointer;
  white-space: nowrap;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.home-console__copy:hover {
  background: var(--amber-500);
  color: var(--ink-900);
}

.home-console__label {
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan-400);
}

.home-console__list {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.home-console__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  text-decoration: none;
  font-size: 0.87rem;
  color: var(--slate-200);
  transition: background 160ms var(--ease), color 160ms var(--ease);
}

.home-console__list a:hover {
  background: rgba(53, 224, 200, 0.09);
  color: var(--cyan-400);
}

.home-console__list .mono {
  font-size: 0.76rem;
  opacity: 0.78;
}

.home-console__more {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px dashed rgba(53, 224, 200, 0.45);
  padding-bottom: 2px;
}

.home-console__thumb {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
}

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

/* ---------- 章节索引 ---------- */
.home-index {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-block: 16px 4px;
  scrollbar-width: none;
}

.home-index::-webkit-scrollbar {
  display: none;
}

.home-index__item {
  flex: 0 0 auto;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--slate-200);
  text-decoration: none;
  font-size: 0.79rem;
  white-space: nowrap;
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.home-index__item:hover,
.home-index__item.is-active {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

/* ---------- 数据区间速览 ---------- */
.home-ranges {
  background: var(--paper-050);
  color: var(--ink-800);
}

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

.home-ranges .annotation {
  color: var(--cyan-600);
  letter-spacing: 0.2em;
  font-size: 0.72rem;
}

.home-ranges h2 {
  margin: 12px 0 14px;
  font-size: clamp(1.55rem, 4.4vw, 2.2rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--ink-800);
}

.home-ranges__intro p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--ink-800);
  opacity: 0.82;
}

.home-ranges .media-frame {
  margin: 24px 0 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid rgba(27, 36, 31, 0.16);
  background: var(--paper-100);
}

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

.home-ranges .media-caption {
  display: block;
  padding: 9px 12px 11px;
  font-size: 0.73rem;
  color: var(--ink-800);
  opacity: 0.66;
}

.range-cards {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
  align-content: start;
}

.range-card {
  background: var(--ink-900);
  border: 1px solid rgba(53, 224, 200, 0.14);
  border-radius: var(--r-md);
  padding: 17px 18px;
  color: var(--slate-200);
}

.range-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.range-card__title {
  margin: 0;
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--paper-050);
}

.range-card__tag {
  font-size: 0.68rem;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--cyan-400);
  white-space: nowrap;
}

.range-card__scale {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  margin: 16px 0 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--cyan-400);
}

.range-card__bar {
  display: block;
  height: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan-600) 0%, var(--cyan-400) 62%, var(--amber-500) 100%);
}

.range-card__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--slate-200);
  opacity: 0.72;
}

/* ---------- 本周战报编目 ---------- */
.home-weekly {
  background: var(--ink-900);
  color: var(--slate-200);
}

.home-head {
  margin-bottom: 24px;
}

.home-head .annotation {
  color: var(--cyan-400);
  letter-spacing: 0.2em;
  font-size: 0.72rem;
}

.home-head h2 {
  margin: 12px 0 12px;
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--paper-050);
}

.home-head p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--slate-200);
  opacity: 0.85;
}

.home-weekly__tools {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.home-weekly__tools-label {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--slate-200);
  opacity: 0.7;
  margin-right: 4px;
}

.home-density-btn {
  font: inherit;
  font-size: 0.76rem;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--slate-200);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.home-density-btn[aria-pressed="true"] {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
  background: rgba(53, 224, 200, 0.1);
}

.home-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-700);
}

.home-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.89rem;
}

.home-table th {
  text-align: left;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.home-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--slate-200);
  vertical-align: top;
}

.home-table tbody tr:nth-child(even) {
  background: rgba(53, 224, 200, 0.035);
}

.home-table tbody tr:last-child td {
  border-bottom: 0;
}

.home-table .mono {
  font-size: 0.82rem;
  color: var(--paper-050);
}

.page-home [data-density-root][data-density="compact"] .home-table td {
  padding-block: 7px;
}

.page-home [data-density-root][data-density="compact"] .home-table th {
  padding-block: 8px;
}

.home-weekly__foot {
  margin: 16px 0 0;
  font-size: 0.84rem;
  color: var(--slate-200);
  opacity: 0.84;
}

.home-weekly__foot a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px dashed rgba(53, 224, 200, 0.45);
}

/* ---------- 版本号与更新节奏 ---------- */
.home-version {
  background: var(--ink-700);
  color: var(--slate-200);
}

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

.home-version .annotation {
  color: var(--amber-300);
  letter-spacing: 0.2em;
  font-size: 0.72rem;
}

.home-version h2 {
  margin: 12px 0 16px;
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--paper-050);
}

.home-version__text > p {
  margin: 0;
  max-width: 52ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--slate-200);
}

.version-track {
  list-style: none;
  display: flex;
  margin: 42px 0 12px;
  padding: 0;
  position: relative;
}

.version-track__node {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
}

.version-track__node::before {
  content: "";
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ink-700);
  border: 2px solid var(--cyan-600);
  position: relative;
  z-index: 1;
}

.version-track__node:not(:first-child)::after {
  content: "";
  position: absolute;
  top: 5px;
  right: 50%;
  width: 100%;
  height: 1px;
  background: var(--line);
  z-index: 0;
}

.version-track__node .mono {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--slate-200);
}

.version-track__node.is-current::before {
  background: var(--amber-500);
  border-color: var(--amber-500);
  box-shadow: 0 0 0 4px rgba(255, 154, 60, 0.16);
}

.version-track__node.is-current .mono {
  color: var(--amber-500);
}

.version-track__flag {
  position: absolute;
  top: -26px;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--amber-300);
  color: var(--amber-300);
  white-space: nowrap;
}

.version-track__note {
  margin: 0 0 26px;
  font-size: 0.79rem;
  line-height: 1.7;
  color: var(--slate-200);
  opacity: 0.72;
  max-width: 46ch;
}

.home-version__media {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-900);
}

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

.home-version .media-caption {
  display: block;
  padding: 9px 12px 11px;
  font-size: 0.73rem;
  color: var(--slate-200);
  opacity: 0.7;
}

.home-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 21px;
  border-radius: 999px;
  border: 1px solid var(--cyan-400);
  background: var(--cyan-400);
  color: var(--ink-900);
  font: inherit;
  font-size: 0.87rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.home-btn:hover {
  background: transparent;
  color: var(--cyan-400);
}

.home-btn--ghost {
  background: transparent;
  color: var(--cyan-400);
}

.home-btn--ghost:hover {
  background: rgba(53, 224, 200, 0.12);
  color: var(--cyan-400);
}

/* ---------- 三条最短路径 ---------- */
.home-paths {
  background: var(--paper-050);
  color: var(--ink-800);
}

.home-paths .annotation {
  color: var(--cyan-600);
  letter-spacing: 0.2em;
  font-size: 0.72rem;
}

.home-paths__head h2 {
  margin: 12px 0 10px;
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--ink-800);
}

.home-paths__head p {
  margin: 0 0 28px;
  font-size: 0.93rem;
  color: var(--ink-800);
  opacity: 0.76;
}

.path-map {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.path-card {
  background: var(--paper-100);
  border: 1px solid rgba(27, 36, 31, 0.16);
  border-radius: var(--r-md);
  padding: 20px;
}

.path-card__goal {
  margin: 0 0 14px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink-800);
  line-height: 1.5;
}

.path-card__steps {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 0.81rem;
}

.path-card__steps li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ink-800);
  opacity: 0.85;
}

.path-card__steps li:not(:last-child)::after {
  content: "→";
  color: var(--cyan-600);
  opacity: 0.85;
}

.path-card__steps a {
  color: var(--cyan-600);
  text-decoration: none;
  border-bottom: 1px dashed rgba(18, 163, 143, 0.55);
}

.path-card__hint {
  margin: 0;
  font-size: 0.81rem;
  line-height: 1.68;
  color: var(--ink-800);
  opacity: 0.74;
}

.home-paths__foot {
  margin: 22px 0 0;
  font-size: 0.84rem;
  color: var(--ink-800);
  opacity: 0.78;
}

.home-paths__foot a {
  color: var(--cyan-600);
  text-decoration: none;
  border-bottom: 1px dashed rgba(18, 163, 143, 0.55);
}

/* ---------- 新人常见疑问 ---------- */
.home-faq {
  background: var(--ink-900);
  color: var(--slate-200);
}

.home-faq__grid {
  display: grid;
  gap: 30px;
}

.home-faq .annotation {
  color: var(--cyan-400);
  letter-spacing: 0.2em;
  font-size: 0.72rem;
}

.home-faq__aside h2 {
  margin: 12px 0 14px;
  font-size: clamp(1.5rem, 4.4vw, 2.05rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--paper-050);
}

.home-faq__aside p {
  margin: 0 0 22px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--slate-200);
  opacity: 0.82;
  max-width: 40ch;
}

.faq-item {
  border-top: 1px solid var(--line);
  padding: 15px 0;
}

.faq-item:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--paper-050);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--cyan-400);
  line-height: 1;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin: 12px 0 2px;
  max-width: 66ch;
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--slate-200);
  opacity: 0.88;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 640px) {
  .range-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .path-map {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .shell {
    padding-inline: 32px;
  }

  .page-home .section {
    padding-block: 88px;
  }

  .home-open {
    padding-block: 48px 76px;
  }

  .home-open__bg {
    width: 480px;
    height: 480px;
    top: -110px;
    right: -140px;
  }

  .home-console {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 960px) {
  .home-open__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: start;
  }

  .home-ranges__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }

  .home-version__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
    align-items: center;
  }

  .home-faq__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .entry-card,
  .home-btn,
  .home-console__list a,
  .home-index__item,
  .home-density-btn {
    transition: none;
  }

  .entry-card:hover {
    transform: none;
  }
}