/* ===== 首页专属样式 ===== */
.page-home {
  --home-gold-dim: rgba(212, 175, 55, .12);
  --home-navy-lift: #0E223A;
  background: linear-gradient(165deg, var(--navy-deep) 0%, #0b1c31 44%, var(--graphite) 100%);
  color: var(--text-main);
  overflow-x: clip;
  position: relative;
}

/* ---------- 首屏分屏 ---------- */
.home-hero {
  position: relative;
  padding: 64px 0 56px;
  isolation: isolate;
}
.home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212, 175, 55, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 175, 55, .05) 1px, transparent 1px);
  background-size: 36px 36px;
  transform: perspective(420px) rotateX(8deg) translateY(24px);
  transform-origin: top center;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .85), transparent 86%);
  z-index: -1;
}
.home-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--coral) 0 10%, var(--line-gold) 50%, transparent 100%);
}
.hero-inner {
  display: grid;
  gap: 40px;
  align-items: center;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--line-gold);
  padding: 10px 14px;
  border-left: 3px solid var(--coral);
  background: rgba(10, 26, 47, .6);
  border-radius: 0 999px 999px 0;
  margin: 0 0 20px;
}
.hero-kicker::after {
  content: "";
  width: 42px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(42px, 7vw, 64px);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: .01em;
  margin: 0 0 22px;
}
.hero-title br {
  display: none;
}
.hero-lead {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.78;
  color: var(--text-dim);
  max-width: 56ch;
  margin: 0 0 30px;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 24px;
}
.hero-mono {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--text-faint);
  border-top: 1px solid rgba(212, 175, 55, .2);
  padding-top: 16px;
}
.hero-mono span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-mono span::before {
  content: "";
  width: 5px;
  height: 5px;
  transform: rotate(45deg);
  background: var(--coral);
  flex: none;
}
.hero-visual {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-panel);
  border: 1px solid rgba(212, 175, 55, .28);
  background: var(--graphite);
  aspect-ratio: 3 / 2;
}
.hero-visual-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(212, 175, 55, .1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 175, 55, .1) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: .45;
  mix-blend-mode: soft-light;
}
.hero-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .68;
}
.hero-flow {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.hero-flow path {
  stroke-dasharray: 8 10;
  animation: home-flow 2.6s linear infinite;
}
.hero-flow path:nth-of-type(2) {
  stroke-dasharray: 4 14;
  animation-duration: 4s;
  animation-delay: .4s;
}
@keyframes home-flow {
  to { stroke-dashoffset: -36; }
}
.hero-chip {
  position: absolute;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  background: rgba(10, 26, 47, .82);
  border: 1px solid var(--line-gold);
  padding: 6px 14px;
  border-radius: 4px 16px 4px 16px;
  color: var(--ivory);
  box-shadow: 0 8px 18px rgba(3, 10, 22, .4);
}
.hero-chip--tl {
  top: 18px;
  left: 18px;
}
.hero-chip--br {
  bottom: 18px;
  right: 18px;
}

/* ---------- 服务路径 / 技能树 ---------- */
.home-entries {
  padding: 64px 0 48px;
  position: relative;
}
.entries-wrap {
  display: grid;
  gap: 32px;
}
.entries-head {
  display: grid;
  gap: 24px;
}
.entries-head .section-desc {
  margin-top: 10px;
}
.entries-visual {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, .25);
  box-shadow: var(--shadow-panel);
  max-width: 440px;
}
.entries-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}
.entries-visual-note {
  position: absolute;
  right: 12px;
  bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  background: rgba(10, 26, 47, .78);
  border: 1px solid rgba(212, 175, 55, .5);
  color: var(--ivory);
  padding: 4px 10px;
  border-radius: 3px 12px 3px 12px;
}
.entry-tree {
  position: relative;
  display: grid;
  gap: 18px;
}
.entry-tree::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--line-gold), rgba(212, 175, 55, .05));
  opacity: .45;
  z-index: 0;
  transform: translateX(-50%);
}
.entry-card {
  position: relative;
  z-index: 1;
  background: linear-gradient(145deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .015));
  border: 1px solid rgba(212, 175, 55, .24);
  border-radius: 6px 20px 6px 20px;
  padding: 28px 26px 24px;
  display: grid;
  gap: 10px;
  align-content: start;
  transition: transform .28s var(--ease-standard), border-color .28s, box-shadow .28s;
}
.entry-card:hover {
  transform: translateY(-5px) rotate(-.3deg);
  border-color: var(--line-gold);
  box-shadow: 0 16px 34px rgba(3, 10, 22, .55);
}
.entry-index {
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--coral);
  letter-spacing: .14em;
}
.entry-glyph {
  width: 46px;
  height: 46px;
}
.entry-title {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 600;
  margin: 6px 0 0;
  line-height: 1.25;
}
.entry-desc {
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}
.entry-link {
  justify-self: start;
  color: var(--gold);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  border-bottom: 1px solid rgba(212, 175, 55, .42);
  padding-bottom: 3px;
  margin-top: 6px;
  transition: color .2s, border-color .2s;
}
.entry-link:hover {
  color: var(--coral);
  border-color: var(--coral);
}
.entry-link span {
  display: inline-block;
  transition: transform .22s var(--ease-standard);
}
.entry-link:hover span {
  transform: translateX(5px);
}

/* ---------- 数据指标 ---------- */
.home-metrics {
  position: relative;
  padding: 84px 0;
  margin: 36px 0;
  background: linear-gradient(125deg, #0a1a2f, #102b44 55%, #0a1a2f);
  clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
}
.metrics-inner {
  display: grid;
  gap: 32px;
  align-items: center;
}
.metrics-copy .section-desc {
  margin-top: 10px;
}
.metrics-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.metric-item {
  position: relative;
  background: rgba(255, 255, 255, .035);
  border: 1px solid rgba(212, 175, 55, .28);
  border-radius: 4px 16px 4px 16px;
  padding: 20px 16px;
  text-align: left;
  overflow: hidden;
}
.metric-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--gold), var(--coral));
  opacity: .7;
}
.metric-num {
  display: block;
  font-family: var(--font-head);
  font-size: 38px;
  font-weight: 700;
  line-height: 1.05;
  color: var(--gold);
  letter-spacing: .01em;
}
.metric-plus {
  font-size: 18px;
  margin-left: 2px;
  font-weight: 700;
}
.metric-label {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .13em;
  color: var(--text-dim);
}
.metrics-art {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  margin: 0 auto;
  border-radius: 14px;
  border: 1px solid rgba(212, 175, 55, .26);
  box-shadow: var(--shadow-panel);
}

/* ---------- 近期动态 ---------- */
.home-journal {
  padding: 56px 0 64px;
}
.journal-inner {
  display: grid;
  gap: 40px;
}
.journal-side .section-desc {
  margin: 12px 0 0;
}
.journal-art {
  display: block;
  width: 100%;
  max-width: 440px;
  height: auto;
  margin: 28px 0 20px;
  border-radius: 14px;
  border: 1px solid rgba(212, 175, 55, .2);
  box-shadow: var(--shadow-panel);
}
.journal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid rgba(212, 175, 55, .3);
  padding-left: 24px;
}
.journal-item {
  position: relative;
  padding: 0 0 34px;
}
.journal-item:last-child {
  padding-bottom: 0;
}
.journal-item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 5px;
  width: 10px;
  height: 10px;
  transform: rotate(45deg);
  background: var(--navy-deep);
  border: 2px solid var(--gold);
}
.journal-date {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--coral);
  margin-right: 12px;
}
.journal-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--coconut);
  border: 1px solid rgba(47, 163, 107, .5);
  border-radius: 999px;
  padding: 3px 10px;
}
.journal-heading {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 600;
  margin: 10px 0 6px;
  line-height: 1.3;
}
.journal-item > p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  margin: 0;
  max-width: 48ch;
}

/* ---------- 常见问题 ---------- */
.home-faq {
  padding: 48px 0 72px;
}
.faq-head {
  margin-bottom: 10px;
}
.faq-grid {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}
.faq-item {
  background: rgba(255, 255, 255, .03);
  border: 1px solid rgba(127, 166, 201, .22);
  border-radius: 4px 16px 4px 16px;
  padding: 4px 20px;
  transition: border-color .25s, background .25s;
}
.faq-item[open] {
  border-color: var(--line-gold);
  background: rgba(10, 26, 47, .55);
}
.faq-q {
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
  padding: 16px 30px 16px 0;
  position: relative;
  color: var(--ivory);
  line-height: 1.5;
}
.faq-q::-webkit-details-marker {
  display: none;
}
.faq-q::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: 22px;
  line-height: 1;
  transition: transform .25s var(--ease-standard), color .25s;
}
.faq-item[open] .faq-q::after {
  transform: translateY(-50%) rotate(45deg);
  color: var(--coral);
}
.faq-a {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.75;
  margin: 0 0 18px;
  border-top: 1px solid rgba(212, 175, 55, .16);
  padding-top: 14px;
}
.faq-more {
  margin-top: 28px;
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
}
.faq-more a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, .45);
  padding-bottom: 2px;
  transition: color .2s, border-color .2s;
}
.faq-more a:hover {
  color: var(--coral);
  border-color: var(--coral);
}
.home-links {
  margin-top: 26px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 14px;
}
.home-links-sep {
  color: var(--coral);
  font-size: 10px;
}

/* ---------- 桌面端适配 ---------- */
@media (min-width: 720px) {
  .hero-inner {
    grid-template-columns: 1.05fr .85fr;
    gap: 48px;
  }
  .hero-title {
    font-size: clamp(52px, 5.4vw, 68px);
  }
  .hero-title br {
    display: block;
  }
  .entries-wrap {
    gap: 40px;
  }
  .entries-head {
    grid-template-columns: 1fr auto;
    align-items: end;
  }
  .entries-visual {
    width: 240px;
    max-width: none;
  }
  .entry-tree {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }
  .entry-card:nth-child(even) {
    transform: translateY(18px);
  }
  .entry-card:nth-child(even):hover {
    transform: translateY(13px) rotate(-.3deg);
  }
  .metrics-inner {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .metrics-copy {
    grid-column: 1;
  }
  .metrics-list {
    grid-column: 1;
  }
  .metrics-art {
    grid-column: 2;
    grid-row: 1 / span 2;
    margin: 0;
    align-self: center;
  }
  .journal-inner {
    grid-template-columns: .8fr 1.2fr;
    gap: 56px;
  }
  .journal-art {
    margin-top: 32px;
  }
  .faq-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .hero-inner {
    min-height: 540px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-flow path {
    animation: none;
  }
  .entry-card,
  .entry-card:hover,
  .entry-card:nth-child(even):hover {
    transform: none;
  }
  .entry-link span,
  .entry-link:hover span {
    transform: none;
    transition: none;
  }
}