.page-contact {
  --plaque-pad: clamp(1rem, 2.6vw, 1.4rem);
  --num-size: 1.55rem;
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem;
  margin: 1.25rem 0 0;
  font-family: var(--font-data);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--sage);
}
.page-contact .breadcrumb a {
  color: var(--sage);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-contact .breadcrumb a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.page-contact .breadcrumb span[aria-hidden] {
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(1.35rem, 3.5vw, 2.25rem) clamp(2rem, 5vw, 3.5rem);
}
.page-contact .hero-grid {
  display: grid;
  gap: 1.5rem;
}
.page-contact .hero-copy {
  order: -1;
  min-width: 0;
}
.page-contact .contact-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.85rem, 6.4vw, 3.2rem);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--mist);
  margin: .55rem 0 1rem;
  max-width: 22ch;
}
.page-contact .hero-copy .lede {
  max-width: 60ch;
}
.page-contact .hero-points {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}
.page-contact .hero-points li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--mist);
  font-size: .95rem;
  line-height: 1.75;
}
.page-contact .hero-points li::before {
  content: "";
  position: absolute;
  left: .1rem;
  top: .62em;
  width: .5rem;
  height: .5rem;
  background: var(--cyan);
  border-radius: 1px;
  transform: rotate(45deg);
}
.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.6rem;
}

/* ---------- 联系牌 ---------- */
.page-contact .contact-plaque {
  position: relative;
  overflow: hidden;
  min-width: 0;
  padding: var(--plaque-pad);
  border: 1px solid rgba(242, 193, 78, .55);
  border-radius: var(--radius);
  background:
    linear-gradient(158deg, rgba(242, 193, 78, .08), transparent 44%),
    linear-gradient(180deg, var(--carbon), var(--ink) 74%);
  box-shadow: 0 26px 52px -34px rgba(0, 0, 0, .95), inset 0 0 0 1px rgba(242, 193, 78, .08);
}
.page-contact .contact-plaque::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .5;
  background: repeating-linear-gradient(0deg, rgba(232, 240, 236, .045) 0 1px, transparent 1px 4px);
}
.page-contact .plaque-tag {
  display: inline-block;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-data);
  font-size: .7rem;
  letter-spacing: .14em;
  padding: .3rem .6rem;
  border-radius: 2px;
}
.page-contact .plaque-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--mist);
  margin: .8rem 0 .9rem;
}
.page-contact .plaque-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid rgba(242, 193, 78, .3);
  border-radius: 2px;
  filter: saturate(.82);
}
.page-contact .plaque-list {
  margin: 1rem 0 0;
  padding: 0;
}
.page-contact .plaque-row {
  padding-block: .8rem;
  border-top: 1px dashed var(--line);
}
.page-contact .plaque-row:first-child {
  border-top: 0;
  padding-top: .2rem;
}
.page-contact .plaque-label {
  font-family: var(--font-data);
  font-size: .68rem;
  letter-spacing: .16em;
  color: var(--sage);
  margin-bottom: .3rem;
}
.page-contact .plaque-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .6rem;
  flex-wrap: wrap;
  margin: 0;
}
.page-contact .plaque-value {
  margin: 0;
  font-size: .98rem;
  line-height: 1.6;
  color: var(--mist);
  overflow-wrap: anywhere;
}
.page-contact .plaque-value.mono {
  font-family: var(--font-data);
  letter-spacing: .01em;
}

/* ---------- 复制按钮 ---------- */
.page-contact .copy-button {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--gold);
  background: rgba(242, 193, 78, .07);
  border: 1px solid rgba(242, 193, 78, .45);
  border-radius: 2px;
  padding: .32rem .58rem;
  cursor: pointer;
  box-shadow: 0 3px 10px -8px rgba(0, 0, 0, .95);
  transition: background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.page-contact .copy-button:hover {
  background: var(--gold);
  color: var(--ink);
}
.page-contact .copy-button:active {
  transform: translateY(1px);
}
.page-contact .copy-button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-contact .copy-button--solid {
  background: var(--gold);
  color: var(--ink);
  margin-top: .9rem;
}
.page-contact .copy-button--solid:hover {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

/* ---------- 合作方向 ---------- */
.page-contact #tracks {
  scroll-margin-top: 5rem;
}
.page-contact .tracks-layout {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.75rem;
}
.page-contact .tracks-figure {
  margin: 0;
  min-width: 0;
}
.page-contact .tracks-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid rgba(242, 193, 78, .32);
  border-radius: var(--radius);
  filter: saturate(.85);
}
.page-contact .tracks-caption {
  margin-top: .7rem;
  font-size: .78rem;
  line-height: 1.7;
  color: var(--sage);
  border-left: 2px solid var(--line);
  padding-left: .7rem;
}

.page-contact .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1rem;
}
.page-contact .tab-button {
  flex: 1 1 calc(50% - .5rem);
  min-width: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .92rem;
  color: var(--sage);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .72rem .5rem;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}
.page-contact .tab-button:hover {
  color: var(--mist);
  border-color: rgba(242, 193, 78, .5);
}
.page-contact .tab-button[aria-selected="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}
.page-contact .tab-button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .tab-panel {
  background: var(--carbon);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem 1.25rem;
}
.page-contact .tab-panel + .tab-panel {
  margin-top: .9rem;
}
.page-contact .tab-panel[hidden] {
  display: none;
}
.page-contact .tab-panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-contact .tab-panel h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  line-height: 1.5;
  color: var(--mist);
  margin: 0 0 .55rem;
}
.page-contact .tab-panel p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--sage);
}
.page-contact .panel-meta {
  display: grid;
  gap: .7rem;
  margin: 1rem 0 0;
  padding-top: .9rem;
  border-top: 1px solid var(--line);
}
.page-contact .meta-item dt {
  font-family: var(--font-data);
  font-size: .67rem;
  letter-spacing: .14em;
  color: var(--cyan);
  margin-bottom: .22rem;
}
.page-contact .meta-item dd {
  margin: 0;
  font-size: .88rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 数据修正带 ---------- */
.page-contact .check-band {
  position: relative;
  margin-block: clamp(2rem, 5vw, 3.5rem);
  padding: clamp(1.25rem, 4vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(115deg, rgba(255, 107, 53, .1), transparent 46%),
    linear-gradient(180deg, var(--carbon), #101B17 78%);
  overflow: hidden;
}
.page-contact .check-band::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: min(42%, 320px);
  height: 2px;
  background: linear-gradient(90deg, var(--orange), transparent);
}
.page-contact .check-band__head {
  max-width: 62ch;
}
.page-contact .check-band__lede {
  margin: .75rem 0 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--sage);
}
.page-contact .check-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.6rem;
}
.page-contact .check-card {
  min-width: 0;
  padding: 1rem 1.05rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(11, 21, 18, .62);
}
.page-contact .check-card--template {
  border-color: rgba(242, 193, 78, .38);
}
.page-contact .check-tag {
  display: inline-block;
  font-family: var(--font-data);
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--sand);
  border: 1px solid rgba(217, 199, 161, .45);
  border-radius: 2px;
  padding: .26rem .5rem;
}
.page-contact .check-template {
  margin: .85rem 0 0;
  font-family: var(--font-data);
  font-size: .92rem;
  line-height: 1.7;
  color: var(--cyan);
  overflow-wrap: anywhere;
}
.page-contact .check-card p {
  margin: .8rem 0 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--sage);
}
.page-contact .check-list {
  list-style: none;
  margin: .85rem 0 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}
.page-contact .check-list li {
  position: relative;
  padding-left: 1rem;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--mist);
}
.page-contact .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: .38rem;
  height: .38rem;
  background: var(--orange);
  border-radius: 50%;
}

/* ---------- 流程与侧栏 ---------- */
.page-contact .closing-grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}
.page-contact .flow-col {
  min-width: 0;
}
.page-contact .flow {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
}
.page-contact .flow-step {
  position: relative;
  display: grid;
  grid-template-columns: var(--num-size) minmax(0, 1fr);
  gap: .9rem;
  padding-bottom: 1.5rem;
}
.page-contact .flow-step:last-child {
  padding-bottom: 0;
}
.page-contact .flow-step::before {
  content: "";
  position: absolute;
  left: calc(var(--num-size) / 2 - .5px);
  top: calc(var(--num-size) + .35rem);
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(242, 193, 78, .65), rgba(44, 58, 53, .9));
}
.page-contact .flow-step:last-child::before {
  display: none;
}
.page-contact .flow-step__num {
  position: relative;
  z-index: 1;
  width: var(--num-size);
  height: var(--num-size);
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: var(--ink);
  color: var(--gold);
  font-family: var(--font-data);
  font-size: .66rem;
  letter-spacing: .02em;
  font-variant-numeric: tabular-nums;
}
.page-contact .flow-step__body h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  color: var(--mist);
  margin: .1rem 0 .4rem;
}
.page-contact .flow-step__body p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--sage);
}

.page-contact .side-col {
  min-width: 0;
}
.page-contact .hours-card {
  padding: 1.15rem 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--carbon);
}
.page-contact .hours-card h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--mist);
  margin: .8rem 0 .6rem;
}
.page-contact .hours-card p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--sage);
}
.page-contact .hours-list {
  margin: 1rem 0 0;
  padding: .85rem 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: .7rem;
}
.page-contact .hours-list dt {
  font-family: var(--font-data);
  font-size: .67rem;
  letter-spacing: .14em;
  color: var(--sage);
  margin-bottom: .2rem;
}
.page-contact .hours-list dd {
  margin: 0;
  font-size: .95rem;
  color: var(--mist);
  overflow-wrap: anywhere;
}
.page-contact .hours-note {
  margin-top: .9rem !important;
  font-size: .85rem !important;
  color: var(--sage);
}

.page-contact .policy-card {
  margin-top: 1rem;
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.page-contact .policy-card h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: .95rem;
  letter-spacing: .04em;
  color: var(--mist);
  margin: 0;
}
.page-contact .policy-links {
  list-style: none;
  margin: .6rem 0 0;
  padding: 0;
}
.page-contact .policy-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding: .7rem 0;
  font-size: .92rem;
  line-height: 1.6;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color .2s var(--ease);
}
.page-contact .policy-links li:last-child a {
  border-bottom: 0;
  padding-bottom: .2rem;
}
.page-contact .policy-links a::after {
  content: "→";
  flex: 0 0 auto;
  font-family: var(--font-data);
  color: var(--gold);
}
.page-contact .policy-links a:hover,
.page-contact .policy-links a:focus-visible {
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-contact .tab-button {
    flex: 0 1 auto;
    padding: .72rem 1.1rem;
  }
  .page-contact .panel-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .check-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .check-card--template {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: clamp(1.5rem, 3.5vw, 3.25rem);
    align-items: start;
  }
  .page-contact .hero-copy {
    order: 0;
  }
}

@media (min-width: 960px) {
  .page-contact .tracks-layout {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: clamp(1.5rem, 3.5vw, 3rem);
    align-items: start;
  }
  .page-contact .closing-grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
    gap: clamp(1.5rem, 4vw, 3.5rem);
  }
}

@media (min-width: 1100px) {
  .page-contact .check-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr) minmax(0, .95fr);
  }
  .page-contact .check-card--template {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .copy-button,
  .page-contact .tab-button,
  .page-contact .policy-links a {
    transition: none;
  }
}