.page-home {
  --home-panel: rgba(11, 27, 51, .72);
  --home-hair: rgba(185, 138, 74, .30);
  background: var(--c-ink);
  color: var(--c-mist);
  overflow-x: clip;
}

.page-home section[id] {
  scroll-margin-top: 120px;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(1100px 620px at 84% -10%, rgba(242, 140, 40, .20), transparent 60%),
    radial-gradient(760px 520px at 2% 106%, rgba(46, 139, 116, .22), transparent 62%),
    linear-gradient(180deg, var(--c-ink) 0%, var(--c-night) 100%);
  border-bottom: 1px solid var(--c-line);
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 58px);
  padding-block: clamp(34px, 5.5vw, 76px) clamp(44px, 7vw, 92px);
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

.page-home .hero__lead {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-home .hero__lead h1 {
  margin: 0;
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: .01em;
}

.page-home .hero__lead .lede {
  margin: 0;
  max-width: 46ch;
  color: var(--c-slate);
  font-size: 1rem;
  line-height: 1.8;
}

.page-home .login-card {
  position: relative;
  margin-top: 4px;
  padding: 22px clamp(18px, 2.6vw, 26px);
  border-radius: var(--radius-m);
  background: linear-gradient(158deg, rgba(18, 43, 74, .96), rgba(11, 27, 51, .80));
  border: 1px solid var(--c-line-cyan);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}

.page-home .login-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--c-orange), var(--c-amber) 38%, transparent);
}

.page-home .login-card__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-home .login-card__state {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--c-jade);
}

.page-home .login-card__text {
  margin: 14px 0 18px;
  color: var(--c-slate);
  font-size: .95rem;
  line-height: 1.74;
}

.page-home .login-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .recent-panel {
  margin-top: 4px;
  padding: 18px clamp(16px, 2.4vw, 22px);
  border-radius: var(--radius-m);
  border: 1px dashed var(--home-hair);
  background: rgba(11, 27, 51, .58);
}

.page-home .recent-panel .panel__label {
  margin: 0 0 12px;
}

.page-home .recent-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .recent-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-s);
  background: rgba(79, 195, 247, .06);
  border: 1px solid transparent;
  transition: transform .25s ease, background .25s ease, border-color .25s ease;
}

.page-home .recent-item:hover,
.page-home .recent-item:focus-within {
  transform: translateX(4px);
  background: rgba(242, 140, 40, .12);
  border-color: rgba(242, 140, 40, .35);
}

.page-home .recent-item__name {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: .98rem;
  letter-spacing: .04em;
  color: var(--c-mist);
}

.page-home .hero__visual {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-l);
  border: 1px solid var(--c-line-soft);
  background: var(--c-night);
  box-shadow: var(--shadow-lift);
  min-height: 230px;
  aspect-ratio: 16 / 10;
}

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

.page-home .hero__ridge {
  position: absolute;
  inset: auto 0 0 0;
  width: 100%;
  height: 36%;
  fill: rgba(11, 27, 51, .9);
}

.page-home .hero__glow {
  position: absolute;
  top: -14%;
  right: -10%;
  width: 46%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 179, 71, .32), transparent 68%);
  pointer-events: none;
}

/* ---------- 核心栏目 ---------- */
.page-home .columns__head {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(22px, 4vw, 38px);
}

@media (min-width: 860px) {
  .page-home .columns__head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
    gap: 34px;
  }
}

.page-home .columns__head h2 {
  margin: 0;
  font-size: clamp(1.55rem, 3.3vw, 2.5rem);
  line-height: 1.24;
}

.page-home .columns__intro {
  margin: 0;
  color: var(--c-slate);
  font-size: .97rem;
  line-height: 1.8;
}

.page-home .columns__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-l);
  border: 1px solid var(--c-line-soft);
  margin-bottom: clamp(22px, 3.6vw, 36px);
}

.page-home .columns__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-home .columns__grid {
  align-items: stretch;
}

.page-home .col-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 2.4vw, 26px);
  border-radius: var(--radius-m);
  position: relative;
  transition: transform .3s ease, border-color .3s ease;
}

.page-home .col-card:hover {
  transform: translateY(-4px);
  border-color: rgba(242, 140, 40, .42);
}

.page-home .col-card .card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-home .col-card__no {
  font-family: var(--font-mono);
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: rgba(185, 138, 74, .9);
}

.page-home .col-card .card__title {
  margin: 0;
  font-size: clamp(1.26rem, 2.2vw, 1.58rem);
  letter-spacing: .02em;
}

.page-home .col-card .card__body {
  margin: 0;
  color: var(--c-slate);
  font-size: .94rem;
  line-height: 1.78;
}

.page-home .spec-list {
  list-style: none;
  margin: auto 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--c-line-soft);
  display: grid;
  gap: 7px;
}

.page-home .spec-list li {
  position: relative;
  padding-left: 16px;
  font-size: .87rem;
  line-height: 1.62;
  color: var(--c-mist);
}

.page-home .spec-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-copper);
}

.page-home .col-card .card__foot {
  margin: 0;
}

/* ---------- 更新节奏 ---------- */
.page-home .rhythm {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: clamp(42px, 6vw, 84px);
  border-block: 1px solid var(--c-line);
}

.page-home .rhythm__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .rhythm::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(680px 420px at 88% 18%, rgba(242, 140, 40, .30), transparent 66%),
    linear-gradient(180deg, rgba(11, 27, 51, .84), rgba(11, 27, 51, .95));
}

.page-home .rhythm__inner {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  padding-block: clamp(50px, 7vw, 96px);
}

@media (min-width: 900px) {
  .page-home .rhythm__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }
}

.page-home .rhythm__copy h2 {
  margin: 0 0 16px;
  font-size: clamp(1.6rem, 3.3vw, 2.4rem);
  line-height: 1.26;
}

.page-home .rhythm__copy p {
  margin: 0;
  max-width: 52ch;
  color: var(--c-slate);
  font-size: .97rem;
  line-height: 1.84;
}

.page-home .rhythm__stats {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
}

.page-home .rhythm__stat {
  display: grid;
  gap: 8px;
  padding: 18px 18px 16px;
  border-radius: var(--radius-m);
  background: var(--home-panel);
  border: 1px solid var(--c-line-cyan);
}

.page-home .rhythm__stat .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3.5vw, 2.45rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--c-amber);
}

.page-home .rhythm__stat .stat__label {
  font-size: .83rem;
  line-height: 1.55;
  letter-spacing: .03em;
  color: var(--c-slate);
}

/* ---------- 跨设备 ---------- */
.page-home .devices__grid {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
  align-items: center;
}

@media (min-width: 900px) {
  .page-home .devices__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

.page-home .devices__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-l);
  border: 1px solid var(--c-line-soft);
}

.page-home .devices__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .devices__copy h2 {
  margin: 0 0 14px;
  font-size: clamp(1.55rem, 3.1vw, 2.35rem);
  line-height: 1.26;
}

.page-home .devices__copy p {
  margin: 0 0 20px;
  color: var(--c-slate);
  font-size: .97rem;
  line-height: 1.82;
}

.page-home .devices__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .devices__list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: .94rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-home .devices__num {
  flex: none;
  margin-top: 2px;
  padding: 2px 8px;
  border: 1px solid var(--home-hair);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--c-copper);
}

/* ---------- 平台概况 ---------- */
.page-home .proof__title {
  margin: 0 0 clamp(20px, 3vw, 32px);
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--c-mist);
}

.page-home .proof__grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
}

.page-home .proof__stat {
  display: grid;
  gap: 7px;
  padding-left: 16px;
  border-left: 2px solid var(--home-hair);
}

.page-home .proof__stat .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 2.8vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--c-mist);
}

.page-home .proof__stat .stat__label {
  font-size: .82rem;
  line-height: 1.58;
  color: var(--c-slate);
}

/* ---------- 联系 ---------- */
.page-home .contact-strip__box {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  padding: clamp(26px, 4vw, 46px);
  border-radius: var(--radius-l);
  border: 1px solid var(--c-line);
  background:
    radial-gradient(620px 320px at 94% 4%, rgba(242, 140, 40, .17), transparent 62%),
    linear-gradient(160deg, rgba(18, 43, 74, .92), rgba(11, 27, 51, .92));
}

@media (min-width: 900px) {
  .page-home .contact-strip__box {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }
}

.page-home .contact-strip__copy h2 {
  margin: 0 0 14px;
  font-size: clamp(1.5rem, 2.9vw, 2.15rem);
  line-height: 1.28;
}

.page-home .contact-strip__copy p {
  margin: 0 0 22px;
  color: var(--c-slate);
  font-size: .96rem;
  line-height: 1.82;
}

.page-home .contact-strip__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .contact-facts {
  margin: 0;
  border-top: 1px solid var(--c-line-soft);
}

.page-home .contact-facts__row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-line-soft);
}

.page-home .contact-facts dt {
  font-family: var(--font-narrow);
  font-size: .84rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--c-copper);
}

.page-home .contact-facts dd {
  margin: 0;
  font-size: .92rem;
  line-height: 1.66;
  color: var(--c-mist);
  word-break: break-word;
}

/* ---------- 窄屏 ---------- */
@media (max-width: 640px) {
  .page-home .hero__lead h1 {
    font-size: clamp(1.75rem, 7.6vw, 2.3rem);
  }

  .page-home .recent-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-home .login-card__actions .btn,
  .page-home .contact-strip__links .btn {
    flex: 1 1 auto;
    justify-content: center;
    text-align: center;
  }

  .page-home .contact-facts__row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-home .proof__grid {
    grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .recent-item,
  .page-home .col-card {
    transition: none;
  }

  .page-home .recent-item:hover,
  .page-home .recent-item:focus-within,
  .page-home .col-card:hover {
    transform: none;
  }
}