.page-home {
  --ph-pad: clamp(56px, 8vw, 104px);
  --ph-hair: rgba(16, 20, 31, 0.14);
}

/* ---------- 首屏 · 路径总台 ---------- */
.page-home .home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(36px, 6vw, 72px) 0 clamp(52px, 7vw, 96px);
  background: var(--midnight-900);
  border-bottom: 1px solid var(--blueprint-line);
}

.page-home .home-hero__aurora {
  position: absolute;
  inset: -30% -15% 15% 6%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(48% 60% at 28% 42%, rgba(61, 224, 168, 0.18), rgba(7, 11, 24, 0) 68%),
    radial-gradient(42% 52% at 74% 22%, rgba(228, 50, 43, 0.14), rgba(7, 11, 24, 0) 70%);
  animation: ph-aurora 24s var(--ease) infinite alternate;
}

@keyframes ph-aurora {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-2%, 2.5%, 0) scale(1.05); }
}

.page-home .home-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(32px, 5vw, 52px);
  align-items: start;
}

@media (min-width: 960px) {
  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--grid-gap);
  }
}

.page-home .home-hero__code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--aurora-green);
}

.page-home .home-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 56px);
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--silver);
}

.page-home .home-hero__accent {
  position: relative;
  display: inline-block;
  color: var(--maple-red);
}

.page-home .home-hero__accent::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: linear-gradient(90deg, var(--maple-red), rgba(228, 50, 43, 0));
}

.page-home .home-hero__lede {
  margin: 24px 0 0;
  max-width: 38ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-home .home-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 40px 0 0;
  padding: 0;
  background: var(--blueprint-line);
  border: 1px solid var(--blueprint-line);
}

.page-home .home-hero__stat {
  padding: 16px 14px;
  background: rgba(7, 11, 24, 0.86);
}

.page-home .home-hero__stat dt {
  font-size: 19px;
  color: var(--aurora-green);
  letter-spacing: 0.02em;
}

.page-home .home-hero__stat dd {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--silver-dim);
}

/* ---------- 导航地图 ---------- */
.page-home .navmap {
  position: relative;
  padding: 14px;
  background: linear-gradient(160deg, rgba(14, 22, 48, 0.94), rgba(7, 11, 24, 0.96));
  border: 1px solid var(--blueprint-line);
}

.page-home .navmap::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 28px;
  height: 28px;
  border-top: 2px solid var(--maple-red);
  border-left: 2px solid var(--maple-red);
}

.page-home .navmap::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 28px;
  height: 28px;
  border-right: 2px solid var(--aurora-green);
  border-bottom: 2px solid var(--aurora-green);
}

.page-home .navmap__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  opacity: 0.3;
}

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

.page-home .navmap__bar {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding: 2px 2px 12px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--silver-dim);
}

.page-home .navmap__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--blueprint-line);
  border: 1px solid var(--blueprint-line);
}

@media (min-width: 520px) {
  .page-home .navmap__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-home .navmap__zone {
  display: block;
  padding: 16px 14px;
  min-height: 108px;
  background: rgba(7, 11, 24, 0.8);
  border-left: 2px solid transparent;
  text-decoration: none;
  transition: background 0.22s var(--ease), border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .navmap__zone:hover,
.page-home .navmap__zone:focus-visible {
  background: rgba(22, 34, 66, 0.94);
  transform: translateY(-2px);
}

.page-home .navmap__zone--red:hover,
.page-home .navmap__zone--red:focus-visible {
  border-left-color: var(--maple-red);
}

.page-home .navmap__zone--green:hover,
.page-home .navmap__zone--green:focus-visible {
  border-left-color: var(--aurora-green);
}

.page-home .navmap__code {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
}

.page-home .navmap__zone--green .navmap__code {
  color: var(--aurora-green);
}

.page-home .navmap__zone--red .navmap__code {
  color: var(--maple-red-light);
}

.page-home .navmap__name {
  display: block;
  margin-top: 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  line-height: 1.4;
  color: var(--silver);
}

.page-home .navmap__meta {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--silver-dim);
}

.page-home .navmap__foot {
  position: relative;
  z-index: 1;
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--silver-dim);
}

.page-home .navmap__foot a {
  color: var(--aurora-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 224, 168, 0.4);
}

/* ---------- 四个分区 ---------- */
.page-home .sectors {
  padding: var(--ph-pad) 0;
  background: var(--midnight-900);
}

.page-home .sectors__head {
  display: grid;
  gap: 24px;
  align-items: center;
}

@media (min-width: 760px) {
  .page-home .sectors__head {
    grid-template-columns: minmax(0, 1fr) 148px;
    gap: 40px;
  }
}

.page-home .sectors__head-text .section-head__code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--aurora-green);
}

.page-home .sectors__head-text .section-head__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.3;
  color: var(--silver);
}

.page-home .sectors__head-text .section-head__desc {
  margin: 18px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.page-home .sectors__mark {
  display: none;
}

@media (min-width: 760px) {
  .page-home .sectors__mark {
    display: block;
    border: 1px solid var(--blueprint-line);
    padding: 10px;
  }
}

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

.page-home .sectors__track {
  display: flex;
  gap: var(--grid-gap);
  margin: 40px 0 0;
  padding: 4px 0 18px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--blueprint-line) transparent;
}

@media (min-width: 960px) {
  .page-home .sectors__track {
    overflow-x: visible;
    padding-bottom: 80px;
  }
}

.page-home .sectors__item {
  flex: 0 0 min(80vw, 296px);
  scroll-snap-align: start;
  display: flex;
}

@media (min-width: 960px) {
  .page-home .sectors__item {
    flex: 1 1 0;
    min-width: 0;
  }
  .page-home .sectors__item:nth-child(1) { transform: translateY(0); }
  .page-home .sectors__item:nth-child(2) { transform: translateY(26px); }
  .page-home .sectors__item:nth-child(3) { transform: translateY(52px); }
  .page-home .sectors__item:nth-child(4) { transform: translateY(18px); }
}

.page-home .sectors__card {
  display: flex;
  flex-direction: column;
  width: 100%;
  padding: 22px 20px 20px;
  background: var(--midnight-700);
  border: 1px solid var(--blueprint-line);
  border-top: 2px solid var(--maple-red);
}

.page-home .sectors__item:nth-child(even) .sectors__card {
  border-top-color: var(--aurora-green);
}

.page-home .sectors__code {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--silver-dim);
}

.page-home .sectors__name {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.4;
  color: var(--silver);
}

.page-home .sectors__desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--silver-dim);
}

.page-home .sectors__where {
  display: inline-block;
  align-self: flex-start;
  margin: 18px 0 0;
  padding: 3px 9px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--silver-dim);
  border: 1px solid var(--blueprint-line);
}

.page-home .sectors__link {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--blueprint-line);
  font-size: 14px;
  font-weight: 700;
  color: var(--maple-red-light);
  text-decoration: none;
}

.page-home .sectors__item:nth-child(even) .sectors__link {
  color: var(--aurora-green);
}

.page-home .sectors__link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 回访对照路径 ---------- */
.page-home .revisit {
  padding: var(--ph-pad) 0;
  background: var(--paper);
  color: var(--ink);
}

.page-home .revisit__code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--aurora-deep);
}

.page-home .revisit__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.3;
  color: var(--ink);
}

.page-home .revisit__lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(16, 20, 31, 0.68);
}

.page-home .revisit__steps {
  display: grid;
  gap: 1px;
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
  background: var(--ph-hair);
  border-top: 1px solid var(--ph-hair);
  border-bottom: 1px solid var(--ph-hair);
}

@media (min-width: 840px) {
  .page-home .revisit__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .revisit__step {
  padding: 26px 22px;
  background: var(--paper);
}

.page-home .revisit__num {
  display: inline-block;
  padding-bottom: 6px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--maple-red);
  border-bottom: 2px solid var(--maple-red);
}

.page-home .revisit__step h3 {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink);
}

.page-home .revisit__step p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(16, 20, 31, 0.72);
}

.page-home .revisit__out {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--aurora-deep);
}

.page-home .revisit__figure {
  margin: 44px 0 0;
  padding: 12px;
  background: #e6ebf4;
  border: 1px solid var(--ph-hair);
}

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

.page-home .revisit__figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(16, 20, 31, 0.6);
}

/* ---------- 三分钟认路清单 ---------- */
.page-home .walkthrough {
  padding: var(--ph-pad) 0;
  background: var(--midnight-900);
}

.page-home .walkthrough__code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--aurora-green);
}

.page-home .walkthrough__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.3;
  color: var(--silver);
}

.page-home .walkthrough__lede {
  margin: 18px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.page-home .walkthrough__list {
  position: relative;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .walkthrough__list::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 8px;
  bottom: 24px;
  width: 1px;
  background: linear-gradient(180deg, var(--maple-red), var(--aurora-green) 55%, rgba(30, 42, 74, 0));
}

.page-home .walkthrough__item {
  position: relative;
  padding: 0 0 34px 46px;
}

.page-home .walkthrough__item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 5px;
  width: 11px;
  height: 11px;
  background: var(--midnight-900);
  border: 2px solid var(--maple-red);
  border-radius: 50%;
}

.page-home .walkthrough__item:nth-child(even)::before {
  border-color: var(--aurora-green);
}

.page-home .walkthrough__item:last-child {
  padding-bottom: 0;
}

.page-home .walkthrough__step {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--silver-dim);
}

.page-home .walkthrough__item h3 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.5;
  color: var(--silver);
}

.page-home .walkthrough__item p {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.page-home .walkthrough__time {
  display: inline-block;
  margin-top: 14px;
  padding: 3px 9px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--aurora-green);
  border: 1px solid rgba(61, 224, 168, 0.32);
}

/* ---------- 改版记录 ---------- */
.page-home .changelog {
  padding: var(--ph-pad) 0;
  background: var(--midnight-700);
  border-top: 1px solid var(--blueprint-line);
  border-bottom: 1px solid var(--blueprint-line);
}

.page-home .changelog__code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--maple-red-light);
}

.page-home .changelog__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.3;
  color: var(--silver);
}

.page-home .changelog__lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.page-home .changelog__scroll {
  margin-top: 36px;
  overflow-x: auto;
  border: 1px solid var(--blueprint-line);
  scrollbar-width: thin;
  scrollbar-color: var(--blueprint-line) transparent;
}

.page-home .changelog__table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .changelog__table th,
.page-home .changelog__table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--blueprint-line);
}

.page-home .changelog__table thead th {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--silver-dim);
  background: rgba(7, 11, 24, 0.7);
}

.page-home .changelog__table tbody td {
  color: var(--silver);
  line-height: 1.7;
}

.page-home .changelog__table tbody tr:last-child td {
  border-bottom: 0;
}

.page-home .changelog__table tbody tr:hover td {
  background: rgba(61, 224, 168, 0.06);
}

.page-home .changelog__code {
  font-family: var(--font-mono);
  color: var(--aurora-green) !important;
  white-space: nowrap;
}

/* ---------- 访客指南 ---------- */
.page-home .guide {
  padding: 0 0 var(--ph-pad);
  background: var(--midnight-900);
}

.page-home .guide__band {
  position: relative;
  height: clamp(110px, 17vw, 190px);
  margin-bottom: clamp(34px, 5vw, 58px);
  overflow: hidden;
}

.page-home .guide__band img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
}

.page-home .guide__band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 11, 24, 0.15), rgba(7, 11, 24, 1));
}

.page-home .guide__code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--aurora-green);
}

.page-home .guide__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.3;
  color: var(--silver);
}

.page-home .guide__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.page-home .guide__cols {
  display: grid;
  gap: 1px;
  margin-top: 34px;
  background: var(--blueprint-line);
  border: 1px solid var(--blueprint-line);
}

@media (min-width: 780px) {
  .page-home .guide__cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .guide__col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px 20px;
  background: var(--midnight-900);
}

.page-home .guide__label {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--silver-dim);
}

.page-home .guide__value {
  display: block;
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--silver);
  word-break: break-all;
}

.page-home .guide__hint {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--silver-dim);
}

.page-home .guide__col .copy-btn {
  margin-top: 18px;
}

.page-home .guide__foot {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--blueprint-line);
}

@media (min-width: 780px) {
  .page-home .guide__foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 24px;
  }
}

.page-home .guide__addr {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--silver-dim);
}

.page-home .guide__more {
  margin: 0;
  font-size: 14px;
}

.page-home .guide__more a {
  color: var(--maple-red-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 94, 0.45);
}

.page-home .guide__more a:hover {
  border-bottom-color: var(--maple-red-light);
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__aurora {
    animation: none;
  }
  .page-home .navmap__zone,
  .page-home .sectors__item {
    transition: none;
    transform: none !important;
  }
}

@media (max-width: 520px) {
  .page-home .home-hero__stats {
    grid-template-columns: 1fr;
  }
  .page-home .sectors__mark {
    display: none;
  }
}