/* ========== 首页专属样式 ========== */
.page-home {
  --home-max-w: 1240px;
  --home-gutter: clamp(1.25rem, 4vw, 3.5rem);
  --home-section-space: clamp(3.5rem, 8vw, 6rem);
  --home-line: rgba(43, 43, 43, 0.1);
  --home-card-shadow: 0 2px 14px rgba(43, 43, 43, 0.06), 0 0 0 1px rgba(107, 125, 92, 0.2);
  --home-card-shadow-hover: 0 6px 24px rgba(43, 43, 43, 0.1), 0 0 0 1px rgba(201, 125, 80, 0.4);
  scroll-behavior: smooth;
}

/* ---------- 封面区 ---------- */
.page-home .home-cover {
  position: relative;
  padding: 4.5rem 1.25rem 3rem;
  background: var(--jn-cream);
  border-bottom: 2px solid var(--jn-teal);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.page-home .home-cover__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-home .home-cover__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(248, 244, 232, 0.94) 4%, rgba(248, 244, 232, 0.6) 52%, rgba(248, 244, 232, 0.22) 100%);
}
.page-home .home-cover__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.42;
}
.page-home .home-cover__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--home-max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.page-home .home-cover__context {
  font-family: var(--jn-font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--jn-gray);
  border-left: 2px solid var(--jn-gold);
  padding-left: 0.75rem;
  line-height: 1.6;
}
.page-home .home-cover__main {
  max-width: 680px;
}
.page-home .home-cover__kicker {
  font-family: var(--jn-font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--jn-terra);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
}
.page-home .home-cover__main h1 {
  font-family: var(--jn-font-head);
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.12;
  color: var(--jn-teal-deep);
  margin: 0;
  letter-spacing: 0.02em;
}
.page-home .home-cover__sub {
  font-family: var(--jn-font-mono);
  font-size: clamp(0.9rem, 1.6vw, 1.1rem);
  color: var(--jn-moss);
  letter-spacing: 0.08em;
  margin: 0.4rem 0 1.6rem;
}
.page-home .home-cover__lead {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--jn-ink);
  opacity: 0.88;
  margin: 0 0 2rem;
  max-width: 58ch;
}
.page-home .home-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.page-home .home-cover__index {
  border-top: 1px solid rgba(201, 125, 80, 0.35);
  padding-top: 1.4rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem 1.8rem;
  max-width: 460px;
}
.page-home .home-cover__index-title {
  grid-column: 1 / -1;
  font-family: var(--jn-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--jn-gray);
}
.page-home .home-cover__index-item {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--jn-ink);
  font-size: 0.98rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: color var(--jn-transition), border-color var(--jn-transition);
}
.page-home .home-cover__index-num {
  font-family: var(--jn-font-mono);
  font-size: 0.85rem;
  color: var(--jn-terra);
}
.page-home .home-cover__index-item:hover,
.page-home .home-cover__index-item:focus-visible {
  color: var(--jn-teal);
  border-bottom-color: var(--jn-gold);
}
.page-home .home-cover__folio {
  position: absolute;
  top: 1.2rem;
  right: 1.25rem;
  font-family: var(--jn-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--jn-teal);
  border: 1px solid rgba(15, 110, 106, 0.28);
  padding: 0.25rem 0.6rem;
  border-radius: 2px;
  background: rgba(248, 244, 232, 0.6);
}

/* ---------- 章节公共头 ---------- */
.page-home .home-section-head {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
  padding-top: 1.25rem;
  border-top: 2px solid var(--jn-teal);
}
.page-home .home-section-head__text {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.page-home .home-section-head h2 {
  font-family: var(--jn-font-head);
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  line-height: 1.25;
  color: var(--jn-teal-deep);
  margin: 0;
}
.page-home .home-section-head__eyebrow {
  font-family: var(--jn-font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--jn-terra);
  margin: 0 0 0.2rem;
  text-transform: uppercase;
}
.page-home .home-section-head__desc {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--jn-gray);
  margin: 0;
  max-width: 54ch;
}

/* ---------- 印章 SVG ---------- */
.page-home .home-seal {
  color: var(--jn-terra);
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: block;
}
.page-home .home-seal--light {
  color: var(--jn-gold);
}

/* ---------- 今日动态 ---------- */
.page-home .home-today {
  padding: var(--home-section-space) 0 3rem;
  background: var(--jn-cream);
  scroll-margin-top: 1.5rem;
}
.page-home .home-today__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.page-home .home-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 4px;
  box-shadow: var(--home-card-shadow);
  overflow: hidden;
  transition: box-shadow var(--jn-transition), transform var(--jn-transition);
}
.page-home .home-card:hover,
.page-home .home-card:focus-within {
  box-shadow: var(--home-card-shadow-hover);
  transform: translateY(-2px);
}
.page-home .home-card__media {
  position: relative;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  background: var(--jn-cream);
}
.page-home .home-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-home .home-card__badge {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  font-family: var(--jn-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: #fff;
  background: var(--jn-teal);
  padding: 0.28rem 0.65rem;
  border-radius: 2px;
  box-shadow: 0 2px 8px rgba(15, 110, 106, 0.35);
}
.page-home .home-card__body {
  padding: 1.25rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
}
.page-home .home-card__meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.page-home .home-card__time {
  font-family: var(--jn-font-mono);
  font-size: 0.76rem;
  color: var(--jn-gray);
}
.page-home .home-card h3 {
  font-family: var(--jn-font-head);
  font-size: 1.3rem;
  margin: 0;
  color: var(--jn-ink);
}
.page-home .home-card p {
  font-size: 0.93rem;
  line-height: 1.7;
  color: rgba(43, 43, 43, 0.82);
  margin: 0;
}
.page-home .home-card__link {
  margin-top: auto;
  padding-top: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--jn-teal);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color var(--jn-transition);
}
.page-home .home-card__link:hover {
  color: var(--jn-terra);
}
.page-home .home-today__foot {
  margin: 2rem 0 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--jn-font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--jn-moss);
  border-top: 1px solid var(--home-line);
  padding-top: 1.5rem;
}
.page-home .home-today__dot {
  color: var(--jn-gold);
}

/* ---------- 赛前前瞻 ---------- */
.page-home .home-preview {
  padding: var(--home-section-space) 0;
  background: #eff1e5;
  scroll-margin-top: 1.5rem;
  position: relative;
}
.page-home .home-preview::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: repeating-linear-gradient(135deg, var(--jn-moss) 0 12px, transparent 12px 24px);
  opacity: 0.4;
}
.page-home .home-preview .home-section-head {
  border-top-color: var(--jn-moss);
}
.page-home .home-preview__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.page-home .home-preview__list {
  display: flex;
  flex-direction: column;
}
.page-home .home-preview__item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 0.9rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(107, 125, 92, 0.25);
}
.page-home .home-preview__item:first-of-type {
  padding-top: 0;
}
.page-home .home-preview__num {
  font-family: var(--jn-font-mono);
  font-size: 1rem;
  color: var(--jn-gold);
  line-height: 1.6;
}
.page-home .home-preview__content h3 {
  font-family: var(--jn-font-head);
  font-size: 1.2rem;
  line-height: 1.5;
  margin: 0 0 0.5rem;
  color: var(--jn-ink);
}
.page-home .home-preview__content p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(43, 43, 43, 0.8);
  margin: 0 0 0.75rem;
}
.page-home .home-preview__meta {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
}
.page-home .home-preview__read {
  font-family: var(--jn-font-mono);
  font-size: 0.76rem;
  color: var(--jn-gray);
}
.page-home .home-preview__more {
  align-self: flex-start;
  margin-top: 1.5rem;
}
.page-home .home-preview__visual {
  display: none;
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--home-card-shadow);
}
.page-home .home-preview__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 浏览器栏目 ---------- */
.page-home .home-browser {
  padding: var(--home-section-space) 0;
  background: var(--jn-cream);
  scroll-margin-top: 1.5rem;
}
.page-home .home-browser__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  background: var(--jn-teal-deep);
  color: #f8f4e8;
  border-radius: 6px;
  padding: clamp(1.8rem, 5vw, 3.5rem);
  position: relative;
  overflow: hidden;
}
.page-home .home-browser__panel::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 200px;
  height: 200px;
  border: 2px solid rgba(212, 175, 55, 0.35);
  border-radius: 50%;
  pointer-events: none;
}
.page-home .home-browser__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
}
.page-home .home-browser__eyebrow {
  font-family: var(--jn-font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--jn-gold);
  margin: 0.5rem 0 0;
  text-transform: uppercase;
}
.page-home .home-browser__content h2 {
  font-family: var(--jn-font-head);
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
  margin: 0;
  color: #f8f4e8;
}
.page-home .home-browser__content p {
  font-size: 0.98rem;
  line-height: 1.8;
  color: rgba(248, 244, 232, 0.85);
  margin: 0 0 0.5rem;
  max-width: 48ch;
}
.page-home .home-browser .jn-btn--primary {
  background: var(--jn-gold);
  border-color: var(--jn-gold);
  color: var(--jn-ink);
}
.page-home .home-browser .jn-btn--primary:hover {
  background: var(--jn-orange);
  border-color: var(--jn-orange);
  color: var(--jn-ink);
}
.page-home .home-browser__steps {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1;
}
.page-home .home-browser__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
}
.page-home .home-browser__list li {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid rgba(248, 244, 232, 0.15);
}
.page-home .home-browser__num {
  font-family: var(--jn-font-mono);
  font-size: 1.1rem;
  color: var(--jn-gold);
}
.page-home .home-browser__text {
  font-size: 0.98rem;
  color: rgba(248, 244, 232, 0.92);
}

/* ---------- 常见说明 ---------- */
.page-home .home-faq {
  padding: var(--home-section-space) 0;
  background: var(--jn-cream);
  scroll-margin-top: 1.5rem;
}
.page-home .home-faq .home-section-head {
  border-top-color: var(--jn-teal);
}
.page-home .home-faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.page-home .home-faq__item {
  background: #fff;
  border-radius: 4px;
  box-shadow: var(--home-card-shadow);
  border-left: 4px solid var(--jn-moss);
  padding: 0;
  transition: border-color var(--jn-transition);
}
.page-home .home-faq__item:hover {
  border-left-color: var(--jn-terra);
}
.page-home .home-faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.15rem 1.25rem;
  font-family: var(--jn-font-head);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--jn-ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: color var(--jn-transition);
}
.page-home .home-faq__item summary::-webkit-details-marker {
  display: none;
}
.page-home .home-faq__item summary::after {
  content: "+";
  font-family: var(--jn-font-mono);
  font-size: 1.2rem;
  color: var(--jn-terra);
  flex-shrink: 0;
  transition: transform var(--jn-transition);
}
.page-home .home-faq__item[open] summary::after {
  transform: rotate(45deg);
}
.page-home .home-faq__item summary:hover {
  color: var(--jn-teal);
}
.page-home .home-faq__item p {
  padding: 0 1.25rem 1.25rem;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(43, 43, 43, 0.8);
}
.page-home .home-faq__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.2rem;
  justify-content: center;
}

/* ---------- 平板 ---------- */
@media (min-width: 768px) {
  .page-home .home-cover {
    min-height: 88vh;
    padding: 5.5rem var(--home-gutter) 4rem;
  }
  .page-home .home-cover__inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 3rem;
  }
  .page-home .home-cover__context {
    width: 100%;
  }
  .page-home .home-cover__main {
    flex: 1 1 420px;
  }
  .page-home .home-cover__index {
    flex: 0 1 340px;
    grid-template-columns: 1fr;
    gap: 0.35rem;
    border-top: 0;
    border-left: 2px solid rgba(201, 125, 80, 0.32);
    padding-top: 0.25rem;
    padding-left: 1.4rem;
    margin-bottom: 0.6rem;
  }
  .page-home .home-cover__index-title {
    grid-column: auto;
    margin-bottom: 0.4rem;
  }
  .page-home .home-today__grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
  }
  .page-home .home-preview__layout {
    grid-template-columns: 1fr 300px;
    gap: 2.5rem;
    align-items: start;
  }
  .page-home .home-preview__visual {
    display: block;
    position: sticky;
    top: 2rem;
    aspect-ratio: 1 / 1;
  }
  .page-home .home-browser__panel {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: center;
  }
  .page-home .home-faq__grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-home .home-faq__item:last-child {
    grid-column: 1 / -1;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1080px) {
  .page-home .home-cover {
    min-height: 92vh;
  }
  .page-home .home-cover__inner {
    flex-wrap: nowrap;
  }
  .page-home .home-cover__folio {
    top: 1.6rem;
    right: 2.5rem;
  }
  .page-home .home-preview__layout {
    grid-template-columns: 1fr 380px;
    gap: 3.5rem;
  }
  .page-home .home-faq__grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .page-home .home-faq__item:last-child {
    grid-column: auto;
  }
  .page-home .home-browser__list {
    gap: 1.25rem;
  }
  .page-home .home-section-head {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
  .page-home .home-section-head__desc {
    text-align: right;
    margin-left: auto;
  }
}