/* ================= page-home ================= */
.page-home {
  --home-pad: clamp(3rem, 8vw, 5.5rem);
  --home-gap: clamp(1.75rem, 4vw, 3rem);
  display: block;
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}

.page-home h2,
.page-home h3 {
  font-family: var(--font-title);
}

.page-home .num {
  font-family: var(--font-mono);
  color: var(--amber);
  letter-spacing: -0.02em;
}

/* ---------- 01 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: clamp(2.5rem, 9vw, 6rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  background: var(--ink);
  overflow: hidden;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: -25% -10% auto -10%;
  height: 130%;
  background:
    radial-gradient(46% 40% at 78% 10%, rgba(43, 232, 208, 0.14), transparent 68%),
    radial-gradient(52% 46% at 10% 4%, rgba(255, 154, 31, 0.12), transparent 70%);
  pointer-events: none;
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 78%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 78%);
  pointer-events: none;
}

.page-home .hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--home-gap);
  align-items: start;
}

.page-home .hero__lead {
  min-width: 0;
}

.page-home .hero__eyebrow {
  margin: 0 0 clamp(0.9rem, 2vw, 1.4rem);
  color: var(--amber);
}

.page-home .hero__title {
  margin: 0 0 clamp(1rem, 2.5vw, 1.5rem);
  font-family: var(--font-title);
  font-size: clamp(2.4rem, 9vw, 5rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-home .hero__title-sub {
  display: block;
  margin-top: 0.35rem;
  font-size: clamp(1.25rem, 4.2vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--steel);
}

.page-home .hero__lede {
  max-width: 46ch;
  margin: 0 0 clamp(1.5rem, 3vw, 2rem);
  font-size: clamp(1rem, 1.2vw, 1.1rem);
  color: var(--steel);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

.page-home .hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .hero__fact {
  background: var(--ink);
  padding: 0.85rem 1rem;
}

.page-home .hero__fact dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-home .hero__fact dd {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  margin: 0.35rem 0 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--paper);
}

.page-home .hero__fact-num {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
}

.page-home .hero__aside {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.page-home .hero__frame {
  margin: 0;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

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

.page-home .hero__status {
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
  background: rgba(18, 42, 68, 0.72);
}

.page-home .hero__status p {
  margin: 0.6rem 0 0;
  font-size: 0.9rem;
  color: var(--steel);
}

/* ---------- 02 分类标签矩阵 ---------- */
.page-home .classify {
  padding: var(--home-pad) 0;
  background: var(--ink);
  border-top: 1px solid var(--line);
}

.page-home .classify__head {
  max-width: 62ch;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.page-home .classify__head .eyebrow {
  color: var(--cyan);
  margin: 0;
}

.page-home .classify__head h2 {
  margin: 0.75rem 0 1rem;
  font-size: clamp(1.7rem, 4.5vw, 2.9rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .classify__desc {
  margin: 0;
  color: var(--steel);
}

.page-home .classify__list {
  list-style: none;
  margin: 0 0 clamp(2rem, 4vw, 3rem);
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .classify__item {
  display: flex;
  min-width: 0;
}

.page-home .classify__card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
  padding: clamp(1.15rem, 2.5vw, 1.75rem);
  background: var(--ink-2);
  border: 1px solid transparent;
  color: inherit;
  text-decoration: none;
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease),
    background-color var(--t) var(--ease);
}

.page-home .classify__card:hover,
.page-home .classify__card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--amber);
  background: var(--ink-4);
}

.page-home .classify__card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-home .classify__num {
  font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
}

.page-home .classify__name {
  font-family: var(--font-title);
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--paper);
}

.page-home .classify__note {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--steel);
}

.page-home .classify__arrow {
  margin-top: auto;
  padding-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--amber);
  transition: transform var(--t) var(--ease);
}

.page-home .classify__card:hover .classify__arrow,
.page-home .classify__card:focus-visible .classify__arrow {
  transform: translateX(4px);
}

.page-home .classify__figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

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

/* ---------- 03 iOS 板块更新 ---------- */
.page-home .iosboard {
  padding: var(--home-pad) 0;
  background: var(--paper);
  color: var(--ink);
}

.page-home .iosboard__inner {
  display: grid;
  gap: var(--home-gap);
  align-items: start;
}

.page-home .iosboard__head {
  min-width: 0;
}

.page-home .iosboard__eyebrow {
  margin: 0;
  color: var(--ink-2);
}

.page-home .iosboard__head h2 {
  margin: 0.75rem 0 1rem;
  font-size: clamp(1.7rem, 4.5vw, 2.7rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-home .iosboard__head p {
  margin: 0 0 1.5rem;
  color: var(--ink-2);
}

.page-home .iosboard__figure {
  margin: 0;
  aspect-ratio: 10 / 7;
  border: 1px solid rgba(11, 27, 43, 0.16);
  background: var(--mist);
}

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

.page-home .iosboard__figure .media-frame__caption {
  color: var(--ink-2);
}

.page-home .iosboard__list {
  display: grid;
  gap: 0;
  min-width: 0;
}

.page-home .iosboard__item {
  padding: clamp(1.1rem, 2.5vw, 1.6rem) 0;
  border-top: 1px solid rgba(11, 27, 43, 0.16);
}

.page-home .iosboard__item:first-child {
  border-top: 2px solid var(--amber);
}

.page-home .iosboard__tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--ink-2);
}

.page-home .iosboard__tag::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  margin-right: 0.5rem;
  vertical-align: middle;
  background: var(--amber);
}

.page-home .iosboard__item h3 {
  margin: 0.55rem 0 0.45rem;
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  font-weight: 800;
  color: var(--ink);
}

.page-home .iosboard__item p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--ink-2);
}

.page-home .iosboard__cta {
  justify-self: start;
  margin-top: 1.5rem;
}

/* ---------- 04 两条核心路径 ---------- */
.page-home .pathway {
  padding: var(--home-pad) 0;
  background: var(--ink);
  border-top: 1px solid var(--line);
}

.page-home .pathway__head {
  max-width: 58ch;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.page-home .pathway__head .eyebrow {
  margin: 0;
  color: var(--cyan);
}

.page-home .pathway__head h2 {
  margin: 0.75rem 0 1rem;
  font-size: clamp(1.7rem, 4.5vw, 2.7rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .pathway__head p {
  margin: 0;
  color: var(--steel);
}

.page-home .pathway__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .pathway__step {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--ink-2);
}

.page-home .pathway__num {
  font-size: clamp(1.8rem, 4.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
}

.page-home .pathway__step h3 {
  margin: 0;
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  font-weight: 800;
  color: var(--paper);
}

.page-home .pathway__step p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--steel);
}

.page-home .pathway__step .btn {
  align-self: flex-start;
  margin-top: 0.6rem;
}

.page-home .pathway__figure {
  margin: clamp(2rem, 4vw, 3rem) 0 0;
  aspect-ratio: 11 / 6;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

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

/* ---------- 05 运营数据 ---------- */
.page-home .metrics {
  padding: var(--home-pad) 0;
  background: var(--ink-3);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .metrics__title {
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .metrics__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .metrics__item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: clamp(1.1rem, 2.5vw, 1.5rem);
  background: var(--ink-3);
}

.page-home .metrics__value {
  display: flex;
  align-items: baseline;
  gap: 0.22rem;
}

.page-home .metrics__num {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3.6vw, 2.3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-home .metrics__unit {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
}

.page-home .metrics__label {
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--steel);
}

.page-home .metrics__foot {
  max-width: 70ch;
  margin: clamp(1.5rem, 3vw, 2rem) 0 0;
  font-size: 0.9rem;
  color: var(--steel);
}

/* ---------- 06 天津运营与联系 ---------- */
.page-home .contactband {
  padding: var(--home-pad) 0;
  background: var(--ink);
}

.page-home .contactband__inner {
  display: grid;
  gap: var(--home-gap);
  align-items: start;
}

.page-home .contactband__lead {
  min-width: 0;
}

.page-home .contactband__lead .eyebrow {
  margin: 0;
  color: var(--amber);
}

.page-home .contactband__lead h2 {
  margin: 0.75rem 0 1rem;
  font-size: clamp(1.7rem, 4.5vw, 2.7rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .contactband__lead p {
  margin: 0 0 1rem;
  color: var(--steel);
}

.page-home .contactband__tip {
  padding-left: 0.9rem;
  border-left: 2px solid var(--amber);
  font-size: 0.92rem;
  color: var(--mist);
}

.page-home .contactband__meta {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-home .contactband__panel {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  background: var(--ink-2);
  border: 1px solid var(--line);
}

.page-home .contact-list {
  display: grid;
  gap: 1rem;
  margin: 0;
}

.page-home .contact-row {
  display: grid;
  gap: 0.3rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.page-home .contact-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .contact-row__key {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-home .contact-row__value {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  font-size: 0.96rem;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-home .copy-btn {
  padding: 0.28rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--steel);
  background: transparent;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease),
    background-color var(--t) var(--ease);
}

.page-home .copy-btn:hover {
  color: var(--amber);
  border-color: var(--amber);
}

.page-home .copy-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-home .copy-btn[data-copied="true"],
.page-home .copy-btn[data-copied=""] {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-home .contactband__hint {
  margin: 1.25rem 0 0;
  font-size: 0.86rem;
  color: var(--steel);
}

.page-home .contactband__cta {
  margin-top: 1.25rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .classify__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-home .metrics__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .pathway__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-home .hero__inner {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .hero__lead {
    grid-column: 1 / span 7;
  }

  .page-home .hero__aside {
    grid-column: 9 / span 4;
    margin-top: clamp(1.5rem, 4vw, 3.5rem);
  }

  .page-home .iosboard__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-home .contactband__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 1080px) {
  .page-home .classify__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1140px) {
  .page-home .metrics__list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .classify__card,
  .page-home .classify__arrow,
  .page-home .copy-btn {
    transition: none;
  }

  .page-home .classify__card:hover,
  .page-home .classify__card:focus-visible {
    transform: none;
  }
}