.page-home {
  --home-gold-glow: 0 0 34px rgba(212, 175, 55, 0.32);
  --home-gold-soft: rgba(212, 175, 55, 0.14);
  --home-gold-line: 1px solid rgba(212, 175, 55, 0.30);
  --home-purple-line: 1px solid rgba(107, 79, 160, 0.35);
  --home-surface-tint: rgba(26, 11, 46, 0.64);
}

/* ===== Hero ===== */
.page-home .hero-section {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 108px 24px 64px;
  overflow: hidden;
  background: var(--background);
  isolation: isolate;
}

.page-home .hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-home .hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.38;
}

.page-home .hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(26, 11, 46, 0.72) 0%, rgba(12, 7, 18, 0.94) 68%);
}

.page-home .hero-media::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 32% 68%, rgba(212, 175, 55, 0.10) 0%, transparent 55%);
  mix-blend-mode: screen;
}

.page-home .hero-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-home .hero-kicker {
  display: inline-block;
  padding: 6px 18px;
  border: var(--home-gold-line);
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-400);
  text-transform: uppercase;
  margin-bottom: 28px;
}

.page-home .hero-inner h1 {
  font-family: var(--font-headline);
  font-size: clamp(48px, 11vw, 108px);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--neutral-100);
  margin: 0 0 20px;
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.5);
}

.page-home .hero-lead {
  max-width: 42em;
  margin: 0 auto 32px;
  font-family: var(--font-body);
  font-size: clamp(15px, 2vw, 19px);
  line-height: 1.75;
  color: var(--text-low);
}

.page-home .hero-version-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-bottom: 36px;
}

.page-home .version-descriptor {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--text-low);
}

.page-home .version-number {
  font-family: var(--font-headline);
  font-size: clamp(40px, 7vw, 68px);
  line-height: 1;
  color: var(--gold-400);
  text-shadow: 0 0 38px rgba(212, 175, 55, 0.32);
  letter-spacing: 0.04em;
  animation: home-version-float 3.2s var(--ease) infinite alternate;
}

@keyframes home-version-float {
  from {
    transform: translateY(0);
    opacity: 0.88;
  }
  to {
    transform: translateY(-8px);
    opacity: 1;
  }
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* ===== 通用版块 ===== */
.page-home .home-section {
  padding: 64px 0 72px;
  position: relative;
}

@media (min-width: 900px) {
  .page-home .home-section {
    padding: 96px 0 108px;
  }
}

.page-home .home-head {
  display: block;
  margin-bottom: 36px;
}

.page-home .home-head .home-no {
  display: block;
  font-family: var(--font-headline);
  font-size: 46px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold-400);
  opacity: 0.55;
  margin-bottom: 14px;
}

@media (min-width: 900px) {
  .page-home .home-head {
    display: grid;
    grid-template-columns: 96px 1fr;
    gap: 20px;
    align-items: start;
    margin-bottom: 48px;
  }

  .page-home .home-head .home-no {
    margin-bottom: 0;
    padding-top: 8px;
  }
}

.page-home .section-title {
  margin: 0 0 10px;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.2;
}

.page-home .section-subtitle {
  margin: 0;
  max-width: 42em;
  color: var(--text-low);
  line-height: 1.7;
  font-size: 15px;
}

/* ===== 版本对比 ===== */
.page-home .compare-section {
  background: linear-gradient(180deg, var(--background) 0%, var(--surface) 120%);
  border-block: var(--home-gold-line);
}

.page-home .compare-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

@media (min-width: 960px) {
  .page-home .compare-layout {
    grid-template-columns: 0.92fr 1.08fr;
    gap: 56px;
  }
}

.page-home .compare-media {
  margin: 0;
  border: var(--home-gold-line);
  padding: 6px;
  background: var(--home-surface-tint);
}

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

.page-home .compare-media figcaption {
  padding: 10px 6px 4px;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--text-low);
}

.page-home .compare-copy-title {
  font-family: var(--font-headline);
  font-size: clamp(24px, 3.4vw, 34px);
  color: var(--neutral-100);
  margin: 0 0 12px;
}

.page-home .compare-copy p {
  color: var(--text-low);
  line-height: 1.75;
  margin-bottom: 18px;
  font-size: 15px;
}

.page-home .compare-points {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}

.page-home .compare-points li {
  position: relative;
  padding: 9px 0 9px 26px;
  color: var(--neutral-100);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
}

.page-home .compare-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 14px;
  height: 2px;
  background: var(--gold-400);
}

.page-home .compare-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  margin: 22px 0 26px;
  padding: 18px 0;
  border-block: var(--home-gold-line);
}

.page-home .compare-stats .stat {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-low);
  line-height: 1.4;
}

.page-home .compare-stats .stat > span {
  display: block;
  font-family: var(--font-headline);
  font-size: 26px;
  color: var(--gold-400);
  letter-spacing: 0.02em;
}

/* ===== 快速索引 ===== */
.page-home .index-section {
  background: var(--background);
}

.page-home .index-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

@media (min-width: 960px) {
  .page-home .index-layout {
    grid-template-columns: 0.72fr 1.28fr;
    gap: 40px;
  }
}

.page-home .index-aside {
  border: var(--home-gold-line);
  background: var(--home-surface-tint);
  padding: 22px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
}

.page-home .index-aside img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  object-fit: cover;
}

.page-home .aside-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  text-align: left;
}

.page-home .aside-note-icon {
  color: var(--gold-400);
  font-size: 18px;
  line-height: 1.4;
}

.page-home .aside-note p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-low);
}

.page-home .index-main {
  display: flex;
  flex-direction: column;
}

.page-home .index-card {
  position: relative;
  padding: 26px 20px 26px 64px;
  border-bottom: var(--home-purple-line);
  overflow: hidden;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}

.page-home .index-card:first-child {
  border-top: var(--home-purple-line);
}

.page-home .index-card:hover {
  background: linear-gradient(90deg, rgba(26, 11, 46, 0.88) 0%, rgba(26, 11, 46, 0.28) 100%);
  border-bottom-color: transparent;
}

.page-home .index-card::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: linear-gradient(90deg, var(--gold-400) 0%, rgba(212, 175, 55, 0.08) 78%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}

.page-home .index-card:hover::before {
  transform: scaleX(1);
}

.page-home .index-card-no {
  position: absolute;
  left: 20px;
  top: 28px;
  font-family: var(--font-headline);
  font-size: 18px;
  color: var(--gold-400);
  opacity: 0.75;
}

.page-home .index-card h3 {
  font-family: var(--font-headline);
  font-size: 19px;
  line-height: 1.45;
  color: var(--neutral-100);
  margin: 0 0 10px;
}

.page-home .index-card p {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-low);
  margin: 0 0 14px;
}

.page-home .index-card > a {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--gold-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, 0.45);
  padding-bottom: 2px;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-home .index-card > a:hover {
  color: var(--gold-600);
  border-color: var(--gold-600);
}

/* ===== 活动规则速览 ===== */
.page-home .rules-section {
  background: linear-gradient(140deg, var(--surface) 0%, var(--background) 55%);
  border-block: var(--home-gold-line);
}

.page-home .rules-media {
  margin: 12px 0 0;
  border: var(--home-gold-line);
  padding: 4px;
}

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

.page-home .rules-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 32px;
}

@media (min-width: 720px) {
  .page-home .rules-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }
}

.page-home .rule-item {
  border: var(--home-gold-line);
  background: var(--home-surface-tint);
  padding: 28px 22px;
  text-align: center;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}

.page-home .rule-item:hover {
  border-color: rgba(212, 175, 55, 0.6);
  background: rgba(26, 11, 46, 0.8);
}

.page-home .rule-mark {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: var(--home-gold-line);
  border-radius: 50%;
  color: var(--gold-400);
  font-family: var(--font-headline);
  font-size: 19px;
  margin-bottom: 14px;
  background: rgba(12, 7, 18, 0.6);
}

.page-home .rule-item h3 {
  font-family: var(--font-headline);
  font-size: 16px;
  color: var(--neutral-100);
  margin: 0 0 8px;
}

.page-home .rule-item p {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-low);
  margin: 0;
}

.page-home .rules-cta {
  margin-top: 34px;
  text-align: center;
}

/* ===== 官网动态 ===== */
.page-home .news-section {
  background: var(--background);
}

.page-home .news-list {
  max-width: 820px;
  margin: 0 auto;
}

.page-home .news-item {
  border-bottom: var(--home-purple-line);
}

.page-home .news-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  padding: 26px 30px 26px 0;
  position: relative;
  transition: background 0.3s var(--ease);
}

.page-home .news-item summary::-webkit-details-marker {
  display: none;
}

.page-home .news-item summary:hover {
  background: rgba(26, 11, 46, 0.5);
}

.page-home .news-item summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 22px;
  font-family: var(--font-headline);
  font-size: 22px;
  color: var(--gold-400);
  opacity: 0.7;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.page-home .news-item[open] summary::after {
  transform: rotate(45deg);
  opacity: 1;
}

.page-home .news-no {
  font-family: var(--font-headline);
  font-size: 14px;
  color: var(--gold-400);
  opacity: 0.75;
  letter-spacing: 0.06em;
}

.page-home .news-label {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold-400);
  border: var(--home-gold-line);
  border-radius: 2px;
  padding: 3px 10px;
  white-space: nowrap;
}

.page-home .news-title {
  font-family: var(--font-headline);
  font-size: clamp(17px, 2.4vw, 22px);
  line-height: 1.4;
  color: var(--neutral-100);
  flex: 1 1 280px;
}

.page-home .news-detail {
  padding: 0 30px 26px 0;
  margin-left: 28px;
  border-left: var(--home-gold-line);
  padding-left: 22px;
}

.page-home .news-detail p {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-low);
  margin: 0;
}

.page-home .news-more {
  margin-top: 36px;
  text-align: center;
}

/* ===== 移动端微调 ===== */
@media (max-width: 600px) {
  .page-home .index-card {
    padding-left: 20px;
  }

  .page-home .index-card-no {
    position: static;
    display: inline-block;
    margin-bottom: 6px;
  }

  .page-home .news-item summary {
    gap: 8px 10px;
    padding-left: 2px;
  }

  .page-home .news-label {
    order: 2;
  }

  .page-home .news-title {
    order: 3;
    flex-basis: 100%;
  }

  .page-home .news-no {
    order: 1;
  }
}