/* ==========================================================
   HG8868 首页专属样式 · 作用域 .page-home
   移动端优先，在 min-width 断点逐步增强
   ========================================================== */

.page-home {
  --home-gold-soft: rgba(212, 175, 55, 0.12);
  --home-cyan-soft: rgba(0, 229, 204, 0.08);
  --home-orange-soft: rgba(255, 107, 53, 0.08);
  background: var(--bg);
  color: var(--text);
  position: relative;
  overflow-x: hidden;
}

.page-home *:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

/* ========================
   首屏 Hero
   ======================== */

.page-home .home-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 4px solid var(--gold);
  background: var(--bg);
}

.page-home .home-hero__bg,
.page-home .home-hero__overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-home .home-hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  filter: grayscale(0.2) contrast(1.08);
  display: block;
}

.page-home .home-hero__overlay {
  background: linear-gradient(
    90deg,
    rgba(10, 10, 10, 0.97) 0%,
    rgba(10, 10, 10, 0.82) 50%,
    rgba(26, 26, 26, 0.5) 100%
  );
}

.page-home .home-hero__container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  padding-top: clamp(2rem, 5vw, 4rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

/* 首屏左侧主内容 */

.page-home .home-hero__crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--gray-light);
  margin: 0 0 1.2rem;
}

.page-home .home-hero__crumb--current {
  color: var(--gold);
}

.page-home .home-hero__crumb-sep {
  color: var(--line);
}

.page-home .home-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0;
}

.page-home .home-hero__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.5vw, 4.4rem);
  line-height: 1.14;
  color: var(--white);
  margin: 0.75rem 0 1rem;
  letter-spacing: 0.01em;
}

.page-home .home-hero__title-sub {
  display: block;
  font-size: 0.5em;
  color: var(--gold);
  letter-spacing: 0.16em;
  margin-top: 0.7rem;
}

.page-home .home-hero__lead {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.7;
  color: var(--text);
  max-width: 60ch;
  margin: 0 0 1rem;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.page-home .home-hero__meta {
  display: grid;
  gap: 0.75rem;
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid var(--line);
}

.page-home .home-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin: 0;
}

.page-home .home-hero__meta-key {
  font-size: 0.78rem;
  color: var(--gray-light);
  letter-spacing: 0.06em;
}

.page-home .home-hero__meta strong {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--white);
}

/* 首屏右侧仪表盘卡片 */

.page-home .dash-card {
  background: linear-gradient(145deg, var(--panel) 0%, #242424 100%);
  border: 2px solid var(--line);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.42);
  padding: clamp(1.25rem, 3vw, 2rem);
  position: relative;
}

.page-home .dash-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 52px;
  height: 4px;
  background: var(--gold);
}

.page-home .dash-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.page-home .dash-card__ver {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 0.3rem 0.65rem;
  line-height: 1;
}

.page-home .dash-card__gauge-wrap {
  position: relative;
  margin: 1.4rem 0 1.2rem;
}

.page-home .dash-card__gauge {
  width: 100%;
  height: auto;
  display: block;
}

.page-home .dash-card__gauge-track {
  stroke: var(--line);
}

.page-home .dash-card__gauge-bar {
  stroke: var(--gold);
}

.page-home .dash-card__gauge-needle {
  stroke: var(--cyan);
  stroke-linecap: round;
}

.page-home .dash-card__gauge-cap {
  fill: var(--cyan);
}

.page-home .dash-card__gauge-note {
  position: absolute;
  left: 50%;
  bottom: 4px;
  transform: translateX(-50%);
  text-align: center;
  background: rgba(26, 26, 26, 0.9);
  padding: 0.55rem 1.3rem 0.5rem;
  white-space: nowrap;
}

.page-home .dash-card__gauge-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2.4rem;
  line-height: 1;
  color: var(--white);
}

.page-home .dash-card__gauge-num em {
  font-style: normal;
  font-size: 1.05rem;
  color: var(--gold);
  margin-left: 0.12em;
}

.page-home .dash-card__gauge-label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.72rem;
  color: var(--gray-light);
  letter-spacing: 0.08em;
}

.page-home .dash-card__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.2rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--line);
}

.page-home .dash-metric dt {
  font-size: 0.75rem;
  color: var(--gray-light);
  margin-bottom: 0.28rem;
}

.page-home .dash-metric dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--white);
}

.page-home .dash-card__link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan);
  padding-bottom: 2px;
}

.page-home .dash-card__link:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ========================
   章节标题组
   ======================== */

.page-home .home-section-heading {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 2.4rem 0 1.1rem;
  border-bottom: 2px solid var(--line);
}

.page-home .home-section-heading__idx {
  flex: none;
  margin: 0.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--gold);
  line-height: 1.2;
  padding-right: 1rem;
  border-right: 2px solid var(--gold);
}

.page-home .home-section-heading__inner {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.page-home .home-section-heading__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.6rem, 4.5vw, 2.6rem);
  line-height: 1.15;
  color: var(--white);
  margin: 0;
}

.page-home .home-section-heading__desc {
  margin: 0.5rem 0 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--gray-light);
  max-width: 62ch;
}

/* ========================
   核心数据面板
   ======================== */

.page-home .home-stats {
  border-bottom: 2px solid var(--line);
}

.page-home .home-stats__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding: 1.75rem 0 0.75rem;
}

.page-home .home-stat {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-height: 142px;
  background: var(--panel);
  border: 2px solid var(--line);
  padding: 1.2rem 1.1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.page-home .home-stat:hover {
  transform: translateY(-4px);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.42);
  border-color: var(--gold);
}

.page-home .home-stat--featured {
  background: linear-gradient(135deg, #262626, var(--panel));
  border: 3px solid var(--gold);
}

.page-home .home-stat__meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-home .home-stat__value {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 2rem;
  line-height: 1;
  color: var(--white);
}

.page-home .home-stat--featured .home-stat__value {
  font-size: 2.8rem;
  color: var(--gold);
}

.page-home .home-stat__value em {
  font-style: normal;
  font-size: 1rem;
  color: var(--gray-light);
}

.page-home .home-stat--featured .home-stat__value em {
  color: var(--gold);
}

.page-home .home-stat__label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--white);
}

.page-home .home-stat__desc {
  font-size: 0.8rem;
  color: var(--gray-light);
  line-height: 1.4;
  margin-top: 0.1rem;
}

/* ========================
   功能亮点
   ======================== */

.page-home .home-features {
  border-bottom: 2px solid var(--line);
}

.page-home .home-features__tabs {
  margin: 1.5rem 0 2.5rem;
  background: var(--panel);
  border: 2px solid var(--line);
  padding: 1.25rem;
}

.page-home .home-features__tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
  padding: 0 0 1rem;
  border-bottom: 2px solid var(--line);
}

.page-home .home-features__tab {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gray-light);
  background: transparent;
  border: 1px solid var(--line);
  padding: 0.55rem 0.9rem;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-home .home-features__tab:hover {
  color: var(--white);
  border-color: var(--gold);
}

.page-home .home-features__tab[aria-selected="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg);
}

.page-home .home-features__panel {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  padding: 0.5rem 0 0;
}

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

.page-home .home-features__media {
  position: relative;
  border: 2px solid var(--line);
  overflow: hidden;
}

.page-home .home-features__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.14), transparent 55%);
  pointer-events: none;
}

.page-home .home-features__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-home .home-features__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
}

.page-home .home-features__body--full {
  padding: 1.5rem 0.75rem;
}

.page-home .home-features__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.25;
  color: var(--white);
  margin: 0.25rem 0 0;
}

.page-home .home-features__text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text);
  margin: 0;
}

.page-home .home-features__list {
  list-style: none;
  margin: 0.75rem 0 0.5rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-home .home-features__list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text);
}

.page-home .home-features__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 0.85rem;
  height: 3px;
  background: var(--gold);
}

.page-home .home-features__link {
  display: inline-block;
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan);
  padding-bottom: 2px;
}

.page-home .home-features__link:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ========================
   维护日志
   ======================== */

.page-home .home-log {
  border-bottom: 2px solid var(--line);
}

.page-home .home-log__layout {
  display: grid;
  gap: 1.5rem;
  padding: 1.5rem 0 2.5rem;
}

.page-home .home-log__timeline {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0 0;
  position: relative;
}

.page-home .home-log__timeline::before {
  content: "";
  position: absolute;
  left: 1.3rem;
  top: 1rem;
  bottom: 1.25rem;
  width: 2px;
  background: var(--gold);
}

.page-home .log-item {
  position: relative;
  padding-left: 3.3rem;
  margin-bottom: 1.4rem;
}

.page-home .log-item__idx {
  position: absolute;
  left: 0;
  top: 0.3rem;
  width: 2.3rem;
  height: 2.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--gold);
  background: var(--bg);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1;
  z-index: 1;
}

.page-home .log-item__card {
  background: var(--panel);
  border: 2px solid var(--line);
  padding: 1.1rem 1.25rem;
  transition: border-color 0.2s ease;
}

.page-home .log-item__card:hover {
  border-color: var(--gold);
}

.page-home .log-item__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.page-home .log-item__ver {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--gray-light);
}

.page-home .log-item__details summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.12rem;
  line-height: 1.4;
  color: var(--white);
}

.page-home .log-item__details summary::-webkit-details-marker {
  display: none;
}

.page-home .log-item__details summary::before {
  content: "+";
  flex: none;
  width: 1.4rem;
  height: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.page-home .log-item__details[open] summary::before {
  content: "−";
  background: var(--gold);
  color: var(--bg);
}

.page-home .log-item__details p {
  margin: 0.8rem 0 0 2rem;
  padding-left: 1rem;
  border-left: 2px solid var(--line);
  color: var(--gray-light);
  font-size: 0.93rem;
  line-height: 1.65;
}

.page-home .home-log__side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-home .home-log__side-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--line);
}

.page-home .home-log__side-card {
  background: linear-gradient(145deg, var(--panel), #202020);
  border: 2px solid var(--gold);
  padding: 1.5rem;
}

.page-home .home-log__side-label {
  margin: 0 0 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-home .home-log__side-num {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 4rem;
  line-height: 1;
  color: var(--white);
}

.page-home .home-log__side-num em {
  font-style: normal;
  font-size: 1.4rem;
  color: var(--gold);
}

.page-home .home-log__side-text {
  margin: 0;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--gray-light);
}

/* ========================
   快速入口
   ======================== */

.page-home .home-quick {
  padding-bottom: 0.5rem;
}

.page-home .home-quick__grid {
  display: grid;
  gap: 1rem;
  padding: 1.75rem 0 3rem;
}

.page-home .quick-card {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border: 2px solid var(--line);
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.page-home .quick-card:hover,
.page-home .quick-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.42);
  border-color: var(--gold);
}

.page-home .quick-card__media {
  display: block;
  position: relative;
  aspect-ratio: 3 / 4;
}

.page-home .quick-card__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .quick-card__body {
  display: block;
  padding: 1.25rem;
  border-top: 2px solid var(--line);
}

.page-home .quick-card__title {
  display: block;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.45rem;
  line-height: 1.2;
  color: var(--white);
  margin: 0.65rem 0 0.45rem;
}

.page-home .quick-card__text {
  display: block;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--gray-light);
  margin-bottom: 1rem;
}

.page-home .quick-card__arrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 0.42rem 0.7rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-home .quick-card:hover .quick-card__arrow,
.page-home .quick-card:focus-visible .quick-card__arrow {
  background: var(--gold);
  color: var(--bg);
}

/* ========================
   断点增强
   ======================== */

@media (max-width: 420px) {
  .page-home .dash-card__metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-home .home-hero__meta {
    grid-template-columns: repeat(3, auto);
    gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__container {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    min-height: 640px;
  }

  .page-home .home-stats__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
    padding-bottom: 1.25rem;
  }

  .page-home .home-features__tabs {
    padding: 1.75rem;
  }

  .page-home .home-features__panel {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 2rem;
    padding: 1rem 0 0.25rem;
  }

  .page-home .home-features__body--full {
    padding: 1.75rem;
  }

  .page-home .home-log__layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }

  .page-home .home-quick__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-home .quick-card--app {
    grid-column: 1 / span 3;
    display: grid;
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  }

  .page-home .quick-card--app .quick-card__media {
    aspect-ratio: auto;
    min-height: 260px;
  }

  .page-home .quick-card--app .quick-card__body {
    border-top: none;
    border-left: 2px solid var(--line);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem;
  }

  .page-home .quick-card--app .quick-card__title {
    font-size: 1.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition: none !important;
    animation: none !important;
  }
}