.page-home {
  --home-band: rgba(18, 48, 41, 0.42);
  --home-hair: rgba(74, 107, 98, 0.4);
  position: relative;
  padding-bottom: clamp(48px, 8vw, 96px);
  color: var(--mist);
  overflow-x: clip;
}

.page-home__crumb {
  padding-top: clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(159, 232, 210, 0.62);
}

/* ---------- 骨架 ---------- */
.home-shell {
  display: block;
}

.home-shell__main > section {
  position: relative;
  padding: clamp(48px, 7vw, 92px) 0;
}

.home-shell__main > section + section {
  border-top: 1px solid var(--home-hair);
}

.home-shell__main > section:first-child {
  padding-top: clamp(24px, 4vw, 44px);
}

/* ---------- 左轨 ---------- */
.home-rail {
  display: none;
}

@media (min-width: 1040px) {
  .home-shell {
    display: grid;
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 60px);
    align-items: start;
  }

  .home-rail {
    display: block;
    position: sticky;
    top: 118px;
    padding-left: 18px;
  }

  .home-rail::before {
    content: "";
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 2px;
    background: linear-gradient(180deg, var(--cyan), rgba(53, 240, 192, 0.1));
  }
}

.home-rail__caption {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  text-transform: uppercase;
}

.home-rail__stops {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.home-rail__stop {
  position: relative;
  display: grid;
  gap: 2px;
  opacity: 0.48;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.home-rail__stop::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 5px;
  width: 8px;
  height: 8px;
  background: var(--line);
  transform: rotate(45deg);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.home-rail__stop.is-current {
  opacity: 1;
  transform: translateX(2px);
}

.home-rail__stop.is-current::before {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 240, 192, 0.16);
}

.home-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.home-rail__name {
  font-size: 13px;
  line-height: 1.4;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.home-hero {
  isolation: isolate;
}

.home-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  right: 0;
  width: min(52%, 560px);
  height: 100%;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(159, 232, 210, 0.075) 0 1px,
    transparent 1px 22px
  );
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 88%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 88%);
}

.home-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 44px);
  align-items: start;
}

.home-hero__intro h1 {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(30px, 6.2vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #f4fbf8;
}

.page-home .home-hero__intro .eyebrow {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.home-hero__lead {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.8;
  color: rgba(159, 232, 210, 0.88);
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.home-hero__round {
  position: relative;
  padding: clamp(20px, 3vw, 32px) clamp(18px, 2.6vw, 28px);
  background: linear-gradient(158deg, rgba(53, 240, 192, 0.12), rgba(7, 21, 18, 0.92) 62%);
  clip-path: var(--cut-tr);
}

.home-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: rgba(159, 232, 210, 0.72);
}

.home-hero__big {
  display: block;
  margin: 6px 0 10px;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(112px, 26vw, 190px);
  line-height: 0.8;
  letter-spacing: -0.04em;
  color: var(--cyan);
  text-shadow: 0 0 42px rgba(53, 240, 192, 0.22);
}

.home-hero__round-meta {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.home-hero__round-note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid rgba(74, 107, 98, 0.5);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(159, 232, 210, 0.78);
}

.home-hero__media {
  margin: 0;
  position: relative;
}

.home-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--cut-tr);
}

.home-hero__media .frame__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(159, 232, 210, 0.6);
}

.home-hero__facts {
  list-style: none;
  margin: clamp(36px, 6vw, 62px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--home-hair);
  border: 1px solid var(--home-hair);
}

.home-hero__facts .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 26px);
  background: var(--board);
}

.home-hero__facts .stat__value {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: #f4fbf8;
}

.home-hero__facts .stat__value em {
  font-style: normal;
  margin-left: 4px;
  font-size: 0.4em;
  letter-spacing: 0;
  color: var(--cyan);
}

.home-hero__facts .stat__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: rgba(159, 232, 210, 0.7);
}

/* ---------- 战报与伤停 ---------- */
.home-board__head h2,
.home-commute .section-head h2,
.home-sync h2,
.home-gates .section-head h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: #f4fbf8;
  margin: 10px 0 14px;
}

.home-board__intro,
.home-sync__lead {
  max-width: 54ch;
  margin: 0;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.8;
  color: rgba(159, 232, 210, 0.82);
}

.home-board__banner {
  margin: clamp(26px, 4vw, 40px) 0 0;
  position: relative;
}

.home-board__banner img {
  display: block;
  width: 100%;
  height: auto;
}

.home-board__banner .frame__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(159, 232, 210, 0.6);
}

.home-board__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin-top: clamp(28px, 4vw, 44px);
}

.home-board__col {
  padding: clamp(20px, 3vw, 32px);
  background: var(--board);
  color: #f4fbf8;
}

.home-board__col h3 {
  margin: 10px 0 18px;
  font-family: var(--font-head);
  font-size: clamp(18px, 2.1vw, 22px);
  font-weight: 700;
  line-height: 1.3;
  color: #f4fbf8;
}

.home-board__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.home-board__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.home-board__list li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 4px 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(74, 107, 98, 0.45);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(239, 230, 214, 0.86);
}

.home-board__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.home-board__when {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  padding-top: 3px;
}

.home-board__chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
}

.home-board__copy {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(239, 230, 214, 0.84);
}

.home-board__more {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 192, 0.4);
  padding-bottom: 3px;
}

.home-board__more:hover,
.home-board__more:focus-visible {
  color: #fff;
  border-bottom-color: #fff;
}

/* ---------- 通勤三分钟 ---------- */
.home-commute__steps {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(26px, 4vw, 34px);
}

.home-commute__step {
  position: relative;
  padding-top: 24px;
  border-top: 1px solid var(--home-hair);
}

.home-commute__step::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 58px;
  height: 3px;
  background: var(--orange);
}

.home-commute__num {
  display: block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(34px, 4.6vw, 46px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: rgba(53, 240, 192, 0.55);
}

.home-commute__step h3 {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: #f4fbf8;
}

.home-commute__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(159, 232, 210, 0.82);
}

.home-commute__media {
  margin: clamp(32px, 5vw, 52px) 0 0;
  position: relative;
}

.home-commute__media img {
  display: block;
  width: 100%;
  height: auto;
  clip-path: var(--cut-tr);
}

.home-commute__media .frame__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(159, 232, 210, 0.6);
}

/* ---------- 换设备接着看 ---------- */
.home-sync__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.home-sync__list {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.home-sync__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(239, 230, 214, 0.86);
}

.home-sync__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 3px;
  background: var(--cyan);
}

.home-sync__media {
  margin: 0;
  position: relative;
  padding: clamp(14px, 2vw, 20px);
  background: var(--panel);
  clip-path: var(--cut-tr);
}

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

.home-sync__media .frame__cap {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(159, 232, 210, 0.66);
}

/* ---------- 进站口 ---------- */
.home-gates__list {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--home-hair);
  border: 1px solid var(--home-hair);
}

.home-gates__gate a {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 3px 18px;
  padding: clamp(16px, 2.6vw, 24px) clamp(16px, 3vw, 28px);
  background: var(--ink);
  color: inherit;
  text-decoration: none;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.home-gates__gate a:hover,
.home-gates__gate a:focus-visible {
  background: var(--panel);
  box-shadow: inset 3px 0 0 var(--orange);
}

.home-gates__code {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 2px;
}

.home-gates__name {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: #f4fbf8;
}

.home-gates__desc {
  font-size: 14px;
  line-height: 1.72;
  color: rgba(159, 232, 210, 0.76);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .home-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr) minmax(0, 3fr);
    gap: clamp(28px, 3.4vw, 48px);
  }

  .home-hero__round {
    margin-top: 36px;
  }

  .home-hero__media {
    margin-top: 84px;
  }

  .home-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .home-board__cols {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .home-board__col--offset {
    margin-top: clamp(24px, 4vw, 56px);
  }

  .home-commute__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(20px, 3vw, 40px);
  }

  .home-commute__step:nth-child(2) {
    margin-top: 32px;
  }

  .home-commute__step:nth-child(3) {
    margin-top: 64px;
  }
}

@media (min-width: 880px) {
  .home-sync__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

@media (max-width: 520px) {
  .home-hero__facts .stat {
    padding: 14px;
  }

  .home-board__list li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .home-gates__gate a {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 3px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-rail__stop,
  .home-rail__stop::before,
  .home-gates__gate a {
    transition: none;
  }
}