.page-contact {
  --contact-line: rgba(33, 28, 21, .16);
  --contact-line-ink: rgba(63, 224, 201, .22);
  --contact-cut: 18px;
  background: var(--cream-100);
  overflow-x: clip;
}

.page-contact a {
  color: inherit;
  text-decoration-color: var(--amber-500);
  text-underline-offset: 3px;
}

.page-contact .band--deep a,
.page-contact .band--ink a {
  text-decoration-color: var(--cyan-400);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding: calc(var(--header-h) + 40px) 0 56px;
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-ink) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(120% 90% at 82% 12%, #000 0%, transparent 72%);
  pointer-events: none;
}

.page-contact .contact-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__crumbs {
  margin-bottom: 26px;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 34px;
}

.page-contact .contact-hero .eyebrow {
  color: var(--cyan-400);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.35rem, 9vw, 4rem);
  line-height: 1.02;
  letter-spacing: -.01em;
  color: var(--cream-100);
  margin: .16em 0 .3em;
}

.page-contact .contact-hero__lede {
  max-width: 44ch;
  margin: 0;
  color: rgba(243, 238, 226, .84);
  font-size: 1.0625rem;
  line-height: 1.78;
}

.page-contact .contact-hero__quick {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-hero__quick li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan-200);
  padding: 8px 13px;
  background: rgba(63, 224, 201, .07);
  border: 1px solid var(--contact-line-ink);
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
}

.page-contact .contact-hero__figure {
  align-self: end;
}

/* ---------- 通用区块头 ---------- */

.page-contact .section-head {
  max-width: 64ch;
}

.page-contact .section-head .label-mono {
  color: var(--sage-500);
}

.page-contact .band--deep .section-head .label-mono,
.page-contact .band--ink .section-head .label-mono {
  color: var(--cyan-400);
}

.page-contact .section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 4.6vw, 2rem);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--brown-900);
  margin: .32em 0 .5em;
}

.page-contact .band--deep .section-head h2,
.page-contact .band--ink .section-head h2 {
  color: var(--cream-100);
}

.page-contact .section-head p {
  margin: 0;
  color: var(--slate-400);
  line-height: 1.78;
}

.page-contact .band--deep .section-head p,
.page-contact .band--ink .section-head p {
  color: rgba(243, 238, 226, .8);
}

/* ---------- 媒体框 ---------- */

.page-contact .media-frame {
  margin: 0;
  overflow: hidden;
}

.page-contact .media-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .media-frame__caption {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--sage-500);
}

.page-contact .band--deep .media-frame__caption {
  color: rgba(168, 243, 230, .68);
}

/* ---------- 渠道对照 ---------- */

.page-contact #channels {
  padding-top: 64px;
  padding-bottom: 64px;
}

.page-contact .channels-grid {
  display: grid;
  gap: 44px;
}

.page-contact .channel-list {
  margin-top: 32px;
  border-bottom: 1px dashed var(--contact-line);
}

.page-contact .channel-row {
  display: grid;
  gap: 14px;
  padding: 24px 0;
  border-top: 1px dashed var(--contact-line);
}

.page-contact .channel-row__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber-500);
}

.page-contact .channel-row__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.125rem;
  letter-spacing: -.005em;
  color: var(--brown-900);
}

.page-contact .channel-row__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .9375rem;
  font-weight: 600;
  color: var(--ink-700);
  overflow-wrap: anywhere;
}

.page-contact .channel-row__desc {
  margin: 0;
  color: var(--slate-400);
  font-size: .9375rem;
  line-height: 1.72;
}

.page-contact .channel-row__meta {
  display: grid;
  gap: 9px;
}

.page-contact .channel-row__slot {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--brown-900);
}

.page-contact .slot-bar {
  position: relative;
  display: block;
  height: 6px;
  border-radius: 3px;
  background: rgba(33, 28, 21, .1);
  overflow: hidden;
}

.page-contact .slot-bar::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, rgba(33, 28, 21, .2) 1px, transparent 1px);
  background-size: 12.5% 100%;
  pointer-events: none;
}

.page-contact .slot-bar__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  background: var(--amber-500);
  border-radius: 3px;
}

.page-contact .slot-bar__fill--full {
  left: 0;
  width: 100%;
  background: var(--cyan-400);
}

.page-contact .contact-channels__figure {
  background: var(--ink-700);
  border: 1px solid var(--contact-line);
  padding: 14px;
  clip-path: polygon(var(--contact-cut) 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%, 0 var(--contact-cut));
}

/* ---------- 双栏详情（邮箱 / 电话） ---------- */

.page-contact .contact-detail {
  display: grid;
  gap: 34px;
}

.page-contact .contact-detail__note {
  margin: 26px 0 0;
  font-size: .875rem;
  color: var(--slate-400);
  line-height: 1.7;
}

.page-contact .band--deep .contact-detail__note,
.page-contact .band--ink .contact-detail__note {
  color: rgba(243, 238, 226, .68);
}

.page-contact .fact-list {
  margin: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .fact-list__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--contact-line);
}

.page-contact .fact-list__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--sage-500);
}

.page-contact .fact-list__val {
  margin: 0;
  color: var(--brown-900);
  line-height: 1.72;
  overflow-wrap: anywhere;
}

.page-contact .scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .scene-list__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 16px 0;
  border-top: 1px dashed var(--contact-line);
}

.page-contact .scene-list__item:last-child {
  border-bottom: 1px dashed var(--contact-line);
}

.page-contact .scene-list__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--amber-500);
  padding-top: 3px;
}

.page-contact .scene-list__text {
  color: var(--brown-900);
  font-size: .9375rem;
  line-height: 1.72;
}

/* 深色底上的事实表与场景列表 */

.page-contact .band--deep .fact-list,
.page-contact .band--ink .fact-list {
  border-top-color: var(--contact-line-ink);
}

.page-contact .band--deep .fact-list__row,
.page-contact .band--ink .fact-list__row {
  border-bottom-color: var(--contact-line-ink);
}

.page-contact .band--deep .fact-list__key,
.page-contact .band--ink .fact-list__key {
  color: var(--cyan-400);
}

.page-contact .band--deep .fact-list__val,
.page-contact .band--ink .fact-list__val {
  color: var(--cream-100);
}

.page-contact .band--deep .scene-list__item,
.page-contact .band--ink .scene-list__item {
  border-top-color: var(--contact-line-ink);
}

.page-contact .band--deep .scene-list__item:last-child,
.page-contact .band--ink .scene-list__item:last-child {
  border-bottom-color: var(--contact-line-ink);
}

.page-contact .band--deep .scene-list__text,
.page-contact .band--ink .scene-list__text {
  color: var(--cream-100);
}

/* ---------- 提交路径步骤 ---------- */

.page-contact .step-list {
  list-style: none;
  counter-reset: contact-step;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .step-list__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--contact-line-ink);
}

.page-contact .step-list__item:last-child {
  border-bottom: 1px solid var(--contact-line-ink);
}

.page-contact .step-list__num {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--amber-500);
  line-height: 1.2;
}

.page-contact .step-list__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--cream-100);
}

.page-contact .step-list__desc {
  margin: 0;
  color: rgba(243, 238, 226, .78);
  font-size: .9375rem;
  line-height: 1.74;
}

/* ---------- 合作标签页 ---------- */

.page-contact #partnership .section-head {
  margin-bottom: 32px;
}

.page-contact .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .tab {
  appearance: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .07em;
  padding: 10px 16px;
  color: var(--brown-900);
  background: transparent;
  border: 1px solid var(--contact-line);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
}

.page-contact .tab:hover {
  border-color: var(--amber-500);
  color: var(--ink-700);
}

.page-contact .tab[aria-selected="true"],
.page-contact .tab.is-active {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--cyan-200);
}

.page-contact .tab:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-contact .tab-panel {
  padding-top: 26px;
}

.page-contact .partner-block {
  display: grid;
  gap: 26px;
}

.page-contact .partner-block__col .label-mono {
  color: var(--sage-500);
  display: block;
  margin-bottom: 12px;
}

.page-contact .tick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-contact .tick-list li {
  position: relative;
  padding-left: 20px;
  color: var(--brown-900);
  font-size: .9375rem;
  line-height: 1.7;
}

.page-contact .tick-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 9px;
  height: 2px;
  background: var(--amber-500);
}

.page-contact .partnership-note {
  margin: 30px 0 0;
  padding-top: 20px;
  border-top: 1px dashed var(--contact-line);
  font-size: .9375rem;
  color: var(--slate-400);
  line-height: 1.74;
}

/* ---------- 地址与到访 ---------- */

.page-contact .addr-grid {
  display: grid;
  gap: 38px;
  margin-top: 34px;
}

.page-contact .addr-list {
  margin: 0;
  padding: 6px 18px;
  border: 1px solid var(--contact-line-ink);
  clip-path: polygon(var(--contact-cut) 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%, 0 var(--contact-cut));
}

.page-contact .addr-list__row {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--contact-line-ink);
}

.page-contact .addr-list__row:last-child {
  border-bottom: 0;
}

.page-contact .addr-list__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan-400);
}

.page-contact .addr-list__val {
  margin: 0;
  color: var(--cream-100);
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.page-contact .addr-map {
  margin: 0;
  background: var(--ink-700);
  border: 1px solid var(--contact-line-ink);
  padding: 14px;
  clip-path: polygon(var(--contact-cut) 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%, 0 var(--contact-cut));
}

.page-contact .addr-map svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .addr-map__caption {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: rgba(168, 243, 230, .68);
}

/* ---------- 继续查看 ---------- */

.page-contact .contact-more {
  padding-top: 46px;
  padding-bottom: 56px;
}

.page-contact .contact-more .label-mono {
  color: var(--sage-500);
}

.page-contact .contact-more__links {
  margin-top: 18px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .contact-more__link {
  display: grid;
  gap: 4px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--contact-line);
  text-decoration: none;
}

.page-contact .contact-more__link:hover .contact-more__title,
.page-contact .contact-more__link:focus-visible .contact-more__title {
  color: var(--amber-500);
}

.page-contact .contact-more__link:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
}

.page-contact .contact-more__title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--brown-900);
  transition: color 160ms var(--ease);
}

.page-contact .contact-more__desc {
  font-size: .875rem;
  color: var(--slate-400);
  line-height: 1.65;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-contact .fact-list__row {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-contact .partner-block {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 36px;
  }
}

@media (min-width: 820px) {
  .page-contact .channel-row {
    grid-template-columns: 74px minmax(0, 1fr) 200px;
    gap: 30px;
    align-items: start;
    padding: 26px 0;
  }

  .page-contact .contact-more__link {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
    padding: 16px 0;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: calc(var(--header-h) + 56px) 0 72px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 52px;
    align-items: end;
  }

  .page-contact .contact-detail {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .addr-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .step-list__item {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 20px;
    padding: 24px 0;
  }
}

@media (min-width: 1000px) {
  .page-contact .channels-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 58px;
    align-items: start;
  }

  .page-contact .contact-channels__figure {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .tab,
  .page-contact .contact-more__title {
    transition: none;
  }
}