/* ================= 首页 page-home ================= */

.page-home .hero {
  position: relative;
  overflow: hidden;
  background: var(--cream);
  border-bottom: 1px solid var(--line);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  top: -9rem;
  right: -10rem;
  width: 22rem;
  height: 22rem;
  background: var(--sand);
  transform: rotate(16deg);
  z-index: 0;
  pointer-events: none;
}

.page-home .hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
  padding-block: 1.75rem 2.75rem;
}

.page-home .hero-copy {
  display: grid;
  gap: .85rem;
  min-width: 0;
}

.page-home .hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  width: fit-content;
  margin: 0;
  padding: .3rem .6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(244, 239, 230, .7);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--stone);
}

.page-home .hero-eyebrow .mono {
  color: var(--clay);
  font-weight: 700;
}

.page-home .hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 1.4rem + 3.1vw, 4.1rem);
  line-height: 1.03;
  letter-spacing: -.005em;
  color: var(--ink);
}

.page-home .hero h1::after {
  content: "";
  display: block;
  width: 3.5rem;
  height: 3px;
  margin-top: .9rem;
  background: linear-gradient(90deg, var(--copper), var(--signal));
}

.page-home .hero-lead {
  margin: 0;
  max-width: 34rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: .3rem;
}

.page-home .hero-readout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 1rem 0 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .hero-readout > div {
  padding: .7rem .5rem .7rem 0;
  min-width: 0;
}

.page-home .hero-readout > div + div {
  padding-left: .75rem;
  border-left: 1px solid var(--line-soft);
}

.page-home .hero-readout dt {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .08em;
  color: var(--stone);
}

.page-home .hero-readout dd {
  margin: .22rem 0 0;
  font-family: var(--font-mono);
  font-size: .95rem;
  font-weight: 700;
  color: var(--deep);
  word-break: break-word;
}

.page-home .hero-readout dd.hero-readout-wide {
  font-size: .82rem;
}

.page-home .hero-frame {
  min-width: 0;
  padding: .7rem;
  background: var(--deep);
  border-radius: var(--radius);
  box-shadow: -12px 12px 0 -1px var(--sand);
}

.page-home .hero-frame .media-caption {
  margin-top: .55rem;
  font-size: .74rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 三步指南 ---------- */

.page-home .guide {
  position: relative;
  padding-block: 2.75rem 3rem;
  background: var(--deep);
  color: var(--cream);
}

.page-home .guide::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--copper) 0%, var(--copper) 26%, var(--signal) 60%, transparent 100%);
}

.page-home .guide-head {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2.25rem;
}

.page-home .guide-eyebrow {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--copper);
}

.page-home .guide h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 1.15rem + 1.7vw, 2.45rem);
  font-weight: 700;
  line-height: 1.14;
  color: var(--cream);
}

.page-home .guide-note {
  margin: .8rem 0 0;
  max-width: 30rem;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .guide-media {
  min-width: 0;
  padding: .5rem;
  border: 1px solid rgba(244, 239, 230, .18);
  border-radius: var(--radius);
  background: rgba(244, 239, 230, .05);
}

.page-home .guide-media .media-caption {
  margin-top: .5rem;
  font-size: .74rem;
  line-height: 1.6;
  color: rgba(201, 214, 223, .85);
}

.page-home .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.4rem;
}

.page-home .step {
  display: grid;
  gap: .5rem;
  min-width: 0;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(184, 134, 59, .45);
}

.page-home .step-num {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .05em;
  color: var(--copper);
}

.page-home .step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cream);
}

.page-home .step p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-home .step-link {
  justify-self: start;
  margin-top: .2rem;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 106, 46, .45);
}

.page-home .step-link:hover {
  color: #ff8a56;
  border-bottom-color: #ff8a56;
}

/* ---------- 版本速览 ---------- */

.page-home .versions {
  padding-block: 2.75rem 3rem;
  background: var(--mist);
}

.page-home .versions-head {
  display: grid;
  gap: .7rem;
  max-width: 46rem;
  margin-bottom: 1.6rem;
}

.page-home .versions-head .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--deep);
}

.page-home .versions-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 1.15rem + 1.7vw, 2.45rem);
  font-weight: 700;
  line-height: 1.14;
  color: var(--deep);
}

.page-home .versions-head p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-home .ver-filter {
  position: relative;
}

.page-home .ver-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-home .ver-chips {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-bottom: 1.2rem;
}

.page-home .ver-chips label {
  display: inline-block;
  padding: .42rem .82rem;
  border: 1px solid rgba(14, 42, 71, .28);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--deep);
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-home .ver-chips label:hover {
  background: rgba(14, 42, 71, .1);
}

.page-home #vf-all:checked ~ .ver-chips label[for="vf-all"],
.page-home #vf-week:checked ~ .ver-chips label[for="vf-week"],
.page-home #vf-month:checked ~ .ver-chips label[for="vf-month"],
.page-home #vf-catalog:checked ~ .ver-chips label[for="vf-catalog"] {
  background: var(--deep);
  border-color: var(--deep);
  color: var(--cream);
}

.page-home #vf-week:checked ~ .ver-list > .ver-item:not(.is-week),
.page-home #vf-month:checked ~ .ver-list > .ver-item:not(.is-month),
.page-home #vf-catalog:checked ~ .ver-list > .ver-item:not(.is-catalog) {
  display: none;
}

.page-home .ver-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(14, 42, 71, .16);
  border: 1px solid rgba(14, 42, 71, .16);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .ver-item {
  display: grid;
  gap: .35rem;
  padding: 1rem 1.05rem;
  background: var(--cream);
}

.page-home .ver-item .tag {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
}

.page-home .ver-item h3 {
  margin: 0;
  font-size: .98rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--deep);
}

.page-home .ver-item p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.72;
  color: var(--stone);
}

.page-home .versions-media {
  margin-top: 1.6rem;
  padding: .5rem;
  border: 1px solid rgba(14, 42, 71, .16);
  border-radius: var(--radius);
  background: rgba(244, 239, 230, .55);
}

.page-home .versions-media .media-caption {
  margin-top: .5rem;
  font-size: .76rem;
  line-height: 1.6;
  color: var(--deep);
}

/* ---------- 资料库与权益 ---------- */

.page-home .catalog {
  padding-block: 2.75rem 3rem;
  background: var(--cream);
}

.page-home .catalog-grid {
  display: grid;
  gap: 2.25rem;
}

.page-home .catalog-main {
  min-width: 0;
}

.page-home .catalog-main .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--clay);
}

.page-home .catalog-main h2 {
  margin: .6rem 0 .8rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.15rem + 1.6vw, 2.35rem);
  font-weight: 700;
  line-height: 1.16;
  color: var(--ink);
}

.page-home .catalog-main > p {
  margin: 0;
  max-width: 40rem;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--stone);
}

.page-home .belt {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .belt a {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  grid-template-areas:
    "num label"
    ". hint";
  align-items: baseline;
  gap: .15rem .1rem;
  padding: .85rem .25rem .85rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  transition: background .18s var(--ease), padding-left .18s var(--ease);
}

.page-home .belt a:hover {
  padding-left: .55rem;
  background: rgba(184, 134, 59, .1);
}

.page-home .belt-num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  color: var(--copper);
}

.page-home .belt-label {
  grid-area: label;
  font-size: .98rem;
  font-weight: 700;
}

.page-home .belt-hint {
  grid-area: hint;
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--stone);
}

.page-home .catalog-foot {
  margin: 1.1rem 0 0;
  padding-left: .9rem;
  border-left: 2px solid var(--copper);
  font-size: .82rem;
  line-height: 1.72;
  color: var(--stone);
}

.page-home .catalog-side {
  display: grid;
  gap: 1.1rem;
  min-width: 0;
}

.page-home .catalog-media {
  padding: .45rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--sand);
}

.page-home .catalog-media .media-caption {
  margin-top: .45rem;
  font-size: .74rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-home .tiers {
  padding: 1.2rem;
  border: 1px solid rgba(19, 32, 44, .1);
  border-radius: var(--radius);
  background: var(--sand);
}

.page-home .tiers h3 {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--deep);
}

.page-home .tiers ul {
  list-style: none;
  margin: 0 0 1.1rem;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-home .tiers li {
  display: grid;
  gap: .12rem;
  padding-left: .8rem;
  border-left: 2px solid rgba(14, 42, 71, .22);
}

.page-home .tiers li strong {
  font-size: .92rem;
  color: var(--deep);
}

.page-home .tiers li span {
  font-size: .84rem;
  line-height: 1.65;
  color: var(--ink);
}

/* ---------- 测试版案例 ---------- */

.page-home .cases {
  padding-block: 2.75rem 3rem;
  background: var(--sand);
}

.page-home .cases-head {
  display: grid;
  gap: .7rem;
  max-width: 46rem;
  margin-bottom: 1.2rem;
}

.page-home .cases-head .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--clay);
}

.page-home .cases-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.15rem + 1.6vw, 2.35rem);
  font-weight: 700;
  line-height: 1.16;
  color: var(--ink);
}

.page-home .cases-head p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-home .season-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin: 0 0 1.4rem;
  font-size: .82rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-home .season-note .tag {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
}

.page-home .case-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-home .case-card {
  display: grid;
  gap: .45rem;
  align-content: start;
  min-width: 0;
  padding: 1.1rem;
  background: var(--cream);
  border: 1px solid rgba(19, 32, 44, .12);
  border-left: 3px solid var(--clay);
  border-radius: var(--radius);
}

.page-home .case-card .tag {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
}

.page-home .case-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--deep);
}

.page-home .case-card p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.72;
  color: var(--stone);
}

.page-home .case-card a {
  justify-self: start;
  margin-top: .2rem;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .04em;
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid rgba(169, 96, 69, .4);
}

.page-home .case-card a:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

.page-home .cases-more {
  display: inline-block;
  margin-top: 1.5rem;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 42, 71, .4);
}

.page-home .cases-more:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* ---------- 服务通道 ---------- */

.page-home .outro {
  position: relative;
  padding-block: 2.75rem 2.5rem;
  background: var(--deep);
  color: var(--cream);
}

.page-home .outro::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--copper) 0 10px, transparent 10px 20px);
  opacity: .75;
}

.page-home .outro-panel {
  display: grid;
  gap: 2rem;
}

.page-home .outro-eyebrow {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--copper);
}

.page-home .outro h2 {
  margin: 0 0 .8rem;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 1.15rem + 1.7vw, 2.4rem);
  font-weight: 700;
  line-height: 1.14;
  color: var(--cream);
}

.page-home .outro-copy p {
  margin: 0;
  max-width: 34rem;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.2rem;
}

.page-home .outro-contact {
  min-width: 0;
  padding: 1.15rem;
  border: 1px solid rgba(244, 239, 230, .16);
  border-radius: var(--radius);
  background: rgba(244, 239, 230, .07);
}

.page-home .outro-contact .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .outro-contact .contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: .2rem .9rem;
  padding: .55rem 0;
  border-bottom: 1px solid rgba(244, 239, 230, .12);
}

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

.page-home .outro-contact .contact-key {
  min-width: 4.5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--copper);
}

.page-home .outro-contact .contact-val {
  font-size: .9rem;
  color: var(--cream);
  word-break: break-word;
}

.page-home .outro-contact .contact-note {
  margin: .9rem 0 0;
  font-size: .78rem;
  line-height: 1.7;
  color: rgba(201, 214, 223, .85);
}

.page-home .outro-back {
  display: inline-block;
  margin-top: 1rem;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 106, 46, .5);
}

.page-home .trust-row {
  list-style: none;
  margin: 2rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid rgba(244, 239, 230, .16);
  display: grid;
  gap: 1rem;
}

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

.page-home .trust-row .mono {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--copper);
}

.page-home .trust-row span:last-child {
  font-size: .82rem;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-home .case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .trust-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-home .hero-readout dd {
    font-size: 1.05rem;
  }

  .page-home .hero-readout dd.hero-readout-wide {
    font-size: .95rem;
  }
}

@media (min-width: 900px) {
  .page-home .guide-head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 3rem;
    align-items: center;
  }

  .page-home .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2.25rem;
  }

  .page-home .catalog-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }

  .page-home .outro-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 3rem;
    align-items: start;
  }

  .page-home .versions-head,
  .page-home .cases-head {
    max-width: 52rem;
  }
}

@media (min-width: 960px) {
  .page-home .hero-inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 3.5rem;
    align-items: center;
    padding-block: 3rem 4.5rem;
  }

  .page-home .hero-frame {
    transform: translateY(-1.25rem);
  }

  .page-home .hero::before {
    width: 40rem;
    height: 40rem;
    top: -16rem;
    right: -14rem;
  }

  .page-home .hero-readout {
    margin-top: 1.5rem;
  }

  .page-home .guide {
    padding-block: 3.5rem 4rem;
  }

  .page-home .versions,
  .page-home .catalog,
  .page-home .cases {
    padding-block: 3.5rem 4rem;
  }

  .page-home .outro {
    padding-block: 3.5rem 3rem;
  }
}