.page-home {
  --hero-pad: clamp(20px, 4vw, 44px);
  --tile-radius: 26px;
  background: var(--ink-900);
  color: var(--mist);
  overflow-x: hidden;
}

.page-home .shell {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding-left: 5%;
  padding-right: 5%;
  box-sizing: border-box;
}

/* ---------- 首屏框景 ---------- */

.page-home .frame-hero {
  position: relative;
  padding: calc(var(--nav-h) + 34px) 0 clamp(48px, 7vw, 92px);
  overflow: hidden;
  background:
    radial-gradient(95% 75% at 6% -12%, rgba(224, 162, 60, .20), transparent 58%),
    radial-gradient(85% 70% at 102% 4%, rgba(61, 180, 155, .18), transparent 62%),
    radial-gradient(70% 60% at 50% 110%, rgba(204, 66, 49, .10), transparent 65%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
}

.page-home .frame-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -18%;
  width: 46%;
  aspect-ratio: 1 / 1;
  border-radius: 46% 54% 38% 62% / 52% 42% 58% 48%;
  background: radial-gradient(circle at 35% 30%, rgba(224, 162, 60, .16), transparent 68%);
  pointer-events: none;
}

.page-home .frame-hero__scale {
  position: absolute;
  top: calc(var(--nav-h) + 10px);
  left: 5%;
  right: 5%;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 44px);
  opacity: .75;
  pointer-events: none;
}

.page-home .frame-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  padding: var(--hero-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, rgba(18, 41, 63, .94) 0%, rgba(10, 26, 43, .74) 100%);
  box-shadow: var(--shadow-panel);
}

.page-home .frame-hero__inner::before,
.page-home .frame-hero__inner::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border: 2px solid var(--amber);
  pointer-events: none;
}

.page-home .frame-hero__inner::before {
  top: 10px;
  left: 10px;
  border-right: 0;
  border-bottom: 0;
  border-radius: 8px 0 0 0;
}

.page-home .frame-hero__inner::after {
  right: 10px;
  bottom: 10px;
  border-left: 0;
  border-top: 0;
  border-radius: 0 0 8px 0;
}

.page-home .page-home__crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
  font-size: 13px;
  color: var(--stone);
}

.page-home .page-home__crumbs .crumbs__item + .crumbs__item::before {
  content: "/";
  margin-right: 10px;
  color: var(--metal);
}

.page-home .frame-hero__title {
  margin: 10px 0 16px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(29px, 5.4vw, 62px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-home .frame-hero__lede {
  max-width: 60ch;
  color: var(--stone);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.78;
  margin: 0;
}

.page-home .frame-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: 30px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-home .hero-stats__row {
  min-width: 0;
}

.page-home .hero-stats dt {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--stone);
  margin-bottom: 4px;
}

.page-home .hero-stats dd {
  margin: 0;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.1;
  color: var(--amber);
}

.page-home .frame-hero__window {
  margin: 0;
  position: relative;
}

.page-home .frame-hero__window::before {
  content: "";
  position: absolute;
  inset: -12px -12px auto auto;
  width: 62%;
  height: 40%;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-radius: 0 var(--radius-md) 0 0;
  pointer-events: none;
}

/* ---------- 媒体容器 ---------- */

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

.page-home .media__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
}

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

.page-home .media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 章节通用 ---------- */

.page-home .section {
  position: relative;
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-home .section__head {
  max-width: 68ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-home .section-title {
  margin: 8px 0 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(25px, 3.6vw, 40px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-home .section__head .lede {
  margin: 0;
  color: var(--stone);
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.78;
}

.page-home .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--amber);
}

/* ---------- 六大类分区 ---------- */

.page-home .page-home__zones {
  background:
    radial-gradient(70% 50% at 100% 0%, rgba(61, 180, 155, .10), transparent 60%),
    var(--ink-900);
}

.page-home .zone-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-home .zone-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--tile-radius);
  background:
    radial-gradient(120% 90% at 0% 0%, rgba(42, 66, 88, .70), transparent 70%),
    var(--ink-800);
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}

.page-home .zone-card:hover,
.page-home .zone-card:focus-within {
  border-color: var(--amber);
  transform: translateY(-3px);
}

.page-home .zone-card__no {
  margin: 0;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-home .zone-card .card__title {
  margin: 0;
  font-size: clamp(19px, 2vw, 23px);
  color: var(--mist);
}

.page-home .zone-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-home .zone-card .card__meta {
  margin: 4px 0 0;
}

.page-home .zone-card__link {
  margin-top: auto;
  padding-top: 8px;
  font-size: 14px;
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

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

/* ---------- 试玩局与正式台 ---------- */

.page-home .page-home__modes {
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 55%, var(--ink-900) 100%);
}

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

.page-home .mode-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 26px 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--tile-radius);
  background: var(--ink-800);
}

.page-home .mode-card--jade {
  border-left: 4px solid var(--jade);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(61, 180, 155, .16), transparent 62%),
    var(--ink-800);
}

.page-home .mode-card--cinnabar {
  border-left: 4px solid var(--cinnabar);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(204, 66, 49, .16), transparent 62%),
    var(--ink-800);
}

.page-home .mode-card .chip {
  align-self: flex-start;
  margin: 0;
}

.page-home .mode-card .card__title {
  margin: 0;
  font-size: clamp(20px, 2.2vw, 25px);
  color: var(--mist);
}

.page-home .mode-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .mode-card .meta-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .meta-list__item {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 14px;
}

.page-home .meta-list__key {
  color: var(--stone);
}

.page-home .meta-list__val {
  color: var(--mist);
}

.page-home .mode-card .btn {
  align-self: flex-start;
  margin-top: 4px;
}

.page-home .mode-figure {
  margin: clamp(28px, 4vw, 44px) 0 0;
}

/* ---------- 牌路时间线 ---------- */

.page-home .page-home__cadence {
  background:
    radial-gradient(60% 60% at 0% 100%, rgba(61, 180, 155, .10), transparent 62%),
    var(--ink-900);
}

.page-home .cadence-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-home .timeline {
  list-style: none;
  margin: 0;
  padding: 4px 0 4px 26px;
  border-left: 1px solid var(--line);
  display: grid;
  gap: 26px;
}

.page-home .timeline__item {
  position: relative;
  padding-right: 4px;
}

.page-home .timeline__marker {
  position: absolute;
  left: -33px;
  top: 7px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 4px rgba(61, 180, 155, .18);
}

.page-home .timeline__time {
  margin: 0 0 4px;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-home .timeline__title {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 700;
  color: var(--mist);
}

.page-home .timeline__item p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-home .cadence-aside {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--tile-radius);
  background: var(--ink-800);
}

.page-home .cadence-aside figure {
  margin: 0;
}

.page-home .cadence-aside p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .cadence-aside .btn {
  justify-self: start;
}

/* ---------- 参数速览 ---------- */

.page-home .page-home__params {
  background: linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-home .param-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-home .param-card {
  padding: 20px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background:
    linear-gradient(160deg, rgba(42, 66, 88, .55) 0%, rgba(18, 41, 63, .85) 100%);
  transition: border-color .18s var(--ease);
}

.page-home .param-card:hover {
  border-color: var(--amber);
}

.page-home .param-card__num {
  margin: 0 0 6px;
  font-size: clamp(28px, 3.4vw, 38px);
  line-height: 1;
  color: var(--amber);
}

.page-home .param-card .card__title {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--mist);
}

.page-home .param-card p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

.page-home .params-foot {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: center;
  margin-top: clamp(30px, 4vw, 48px);
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--line-soft);
}

.page-home .params-foot__title {
  margin: 0 0 12px;
  font-size: clamp(19px, 2.2vw, 24px);
  color: var(--mist);
}

.page-home .params-foot p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .params-foot figure {
  margin: 0;
}

/* ---------- 分区对照 ---------- */

.page-home .page-home__lookup {
  background:
    radial-gradient(70% 60% at 100% 20%, rgba(224, 162, 60, .09), transparent 62%),
    var(--ink-900);
}

.page-home .jump-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.page-home .jump-bar__label {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--stone);
  margin-right: 4px;
}

.page-home .jump {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(18, 41, 63, .8);
  color: var(--amber-soft);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease), background-color .18s var(--ease);
}

.page-home .jump:hover,
.page-home .jump:focus-visible {
  border-color: var(--amber);
  color: var(--amber);
  background: rgba(224, 162, 60, .10);
}

.page-home .table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--ink-800);
}

.page-home .data-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .data-table caption {
  padding: 14px 16px;
  text-align: left;
  font-size: 13px;
  color: var(--stone);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .data-table th,
.page-home .data-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .data-table thead th {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--stone);
  background: rgba(42, 66, 88, .55);
  white-space: nowrap;
}

.page-home .data-table tbody tr:nth-child(even) {
  background: rgba(42, 66, 88, .38);
}

.page-home .data-table tbody tr:target {
  background: rgba(224, 162, 60, .14);
  box-shadow: inset 3px 0 0 var(--amber);
}

.page-home .data-table tbody th {
  color: var(--amber);
  white-space: nowrap;
}

.page-home .copy-btn {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-home .copy-btn:hover,
.page-home .copy-btn:focus-visible {
  border-color: var(--amber);
  color: var(--amber);
}

.page-home .lookup-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 最近更新 ---------- */

.page-home .page-home__updates {
  background: var(--ink-900);
}

.page-home .update-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-home .update-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--tile-radius);
  background: linear-gradient(155deg, rgba(18, 41, 63, .95) 0%, rgba(10, 26, 43, .85) 100%);
  transition: border-color .18s var(--ease);
}

.page-home .update-card:hover,
.page-home .update-card:focus-within {
  border-color: var(--amber-soft);
}

.page-home .update-card__when {
  margin: 0;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--jade);
}

.page-home .update-card .card__title {
  margin: 0;
  font-size: clamp(18px, 2vw, 21px);
  color: var(--mist);
}

.page-home .update-card p:not(.update-card__when) {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-home .update-card__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

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

/* ---------- 需要协助 ---------- */

.page-home .page-home__help {
  background:
    radial-gradient(80% 70% at 0% 0%, rgba(224, 162, 60, .12), transparent 60%),
    linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-home .help-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-home .help-copy p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone);
}

.page-home .help-copy .btn {
  margin-top: 10px;
}

.page-home .contact-card {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 8px 22px;
  border: 1px solid var(--line);
  border-radius: var(--tile-radius);
  background: rgba(18, 41, 63, .78);
}

.page-home .contact-card__row {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .contact-card__row:last-child {
  border-bottom: 0;
}

.page-home .contact-card dt {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--stone);
}

.page-home .contact-card dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--mist);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-home .hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

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

  .page-home .contact-card__row {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 1000px) {
  .page-home .frame-hero__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 3fr);
    align-items: center;
  }

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

  .page-home .cadence-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
  }

  .page-home .params-foot {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
  }

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

  .page-home .help-shell {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .zone-card,
  .page-home .jump,
  .page-home .copy-btn,
  .page-home .zone-card__link,
  .page-home .update-card__link {
    transition: none;
  }

  .page-home .zone-card:hover,
  .page-home .zone-card:focus-within {
    transform: none;
  }
}