.page-contact {
  --pc-shadow: 8px 8px 0 0 var(--xo-ink);
  --pc-shadow-sm: 5px 5px 0 0 var(--xo-ink);
  background: var(--xo-sand);
  color: var(--xo-text);
  padding-bottom: clamp(44px, 8vw, 96px);
  overflow-x: hidden;
}

.page-contact .pc-crumb {
  padding-top: clamp(14px, 3vw, 22px);
}

.page-contact .pc-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--xo-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.page-contact .pc-crumb li + li::before {
  content: "/";
  margin-right: 6px;
  opacity: 0.5;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding: clamp(18px, 4vw, 36px) 0 clamp(36px, 6vw, 68px);
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 36px);
  align-items: start;
}

.page-contact .pc-hero__title {
  margin: 12px 0 0;
  font-family: var(--xo-font-display);
  font-size: clamp(2rem, 7.2vw, 3.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--xo-ink);
}

.page-contact .pc-hero__intro {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 2.2vw, 1.0625rem);
  line-height: 1.78;
  color: var(--xo-text);
}

.page-contact .pc-channels {
  margin-top: clamp(24px, 4vw, 34px);
  display: grid;
  gap: 14px;
}

.page-contact .pc-channel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "label copy"
    "value copy";
  align-items: center;
  gap: 4px 14px;
  padding: 16px 18px;
  border: var(--xo-border);
  border-radius: var(--xo-radius);
  background: var(--xo-paper);
  box-shadow: var(--pc-shadow-sm);
  transition: transform 160ms var(--xo-ease), box-shadow 160ms var(--xo-ease), background-color 160ms var(--xo-ease);
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  transform: translate(-2px, -2px);
  box-shadow: var(--pc-shadow);
}

.page-contact .pc-channel--mail {
  background: var(--xo-apricot);
}

.page-contact .pc-channel__label {
  grid-area: label;
  font-family: var(--xo-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--xo-ink);
  opacity: 0.75;
}

.page-contact .pc-channel__value {
  grid-area: value;
  font-family: var(--xo-font-mono);
  font-size: clamp(1.02rem, 4.2vw, 1.55rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--xo-ink);
  overflow-wrap: anywhere;
}

.page-contact .pc-copy {
  grid-area: copy;
  align-self: center;
  padding: 8px 14px;
  border: 2px solid var(--xo-ink);
  border-radius: var(--xo-pill);
  background: var(--xo-ink);
  color: var(--xo-sand);
  font-family: var(--xo-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 150ms var(--xo-ease), color 150ms var(--xo-ease), border-color 150ms var(--xo-ease);
}

.page-contact .pc-copy:hover,
.page-contact .pc-copy:focus-visible {
  background: var(--xo-orange);
  border-color: var(--xo-orange);
  color: var(--xo-ink);
  outline: none;
}

.page-contact .pc-copy[data-copied] {
  background: var(--xo-lime);
  border-color: var(--xo-ink);
  color: var(--xo-ink);
}

.page-contact .pc-hero__card {
  border: var(--xo-border);
  border-radius: var(--xo-radius);
  background: var(--xo-paper);
  box-shadow: var(--pc-shadow);
  overflow: hidden;
}

.page-contact .pc-hero__media {
  border-bottom: var(--xo-border);
  background: linear-gradient(135deg, var(--xo-sea), var(--xo-feather));
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-contact .pc-hero__body {
  padding: 18px 18px 20px;
}

.page-contact .pc-hero__cardtitle {
  margin: 0 0 10px;
  font-family: var(--xo-font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--xo-ink);
  opacity: 0.72;
}

.page-contact .pc-quick {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px dashed rgba(8, 46, 38, 0.28);
  font-size: 0.94rem;
  line-height: 1.5;
  color: var(--xo-text);
  text-decoration: none;
  transition: color 150ms var(--xo-ease);
}

.page-contact .pc-quick span {
  flex: 0 0 auto;
  font-family: var(--xo-font-mono);
  color: var(--xo-orange);
  transition: transform 150ms var(--xo-ease);
}

.page-contact .pc-quick:hover,
.page-contact .pc-quick:focus-visible {
  color: var(--xo-orange-deep);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 2px;
  outline: none;
}

.page-contact .pc-quick:hover span {
  transform: translateX(3px);
}

/* ---------- 服务时间数据带 ---------- */
.page-contact .pc-hours {
  background: var(--xo-ink);
  color: var(--xo-sand);
  padding: clamp(30px, 5vw, 54px) 0;
}

.page-contact .pc-hours__title {
  margin: 0 0 clamp(18px, 3vw, 26px);
  font-family: var(--xo-font-display);
  font-size: clamp(1.4rem, 4.4vw, 2rem);
  font-weight: 800;
  color: var(--xo-sand);
}

.page-contact .pc-hours__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  background: rgba(199, 255, 61, 0.22);
  border-top: 1px solid rgba(199, 255, 61, 0.22);
}

.page-contact .pc-hours__item {
  padding: 16px 0;
  background: var(--xo-ink);
}

.page-contact .pc-hours__item dt {
  font-family: var(--xo-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--xo-lime);
  margin-bottom: 6px;
}

.page-contact .pc-hours__item dd {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.6;
  color: var(--xo-sand);
}

.page-contact .pc-hours__item .xo-num {
  color: var(--xo-lime);
  font-weight: 700;
}

.page-contact .pc-hours__note {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(247, 240, 228, 0.76);
}

/* ---------- 反馈表单 ---------- */
.page-contact .pc-form {
  padding-top: clamp(44px, 7vw, 80px);
}

.page-contact .pc-form__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-contact .pc-form__title {
  margin: 12px 0 0;
  font-family: var(--xo-font-display);
  font-size: clamp(1.55rem, 4.6vw, 2.2rem);
  font-weight: 800;
  line-height: 1.16;
  color: var(--xo-ink);
}

.page-contact .pc-form__text {
  margin: 14px 0 0;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--xo-text);
}

.page-contact .pc-form__tips {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  border-left: 3px solid var(--xo-orange);
  padding-left: 16px;
}

.page-contact .pc-form__tips li {
  padding: 6px 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--xo-text);
}

.page-contact .pc-form__tips li::before {
  content: "▪";
  color: var(--xo-orange);
  margin-right: 8px;
}

.page-contact .pc-card {
  position: relative;
  padding: clamp(18px, 3.6vw, 30px);
  border: var(--xo-border);
  border-radius: var(--xo-radius);
  background: var(--xo-paper);
  box-shadow: var(--pc-shadow);
}

.page-contact .pc-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .pc-field__label {
  display: block;
  margin: 0 0 8px;
  font-family: var(--xo-font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--xo-ink);
}

.page-contact .pc-req {
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: var(--xo-pill);
  background: var(--xo-apricot);
  color: var(--xo-wine);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
}

.page-contact .pc-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-contact .pc-topics__item {
  padding: 9px 18px;
  border: 2px solid var(--xo-ink);
  border-radius: var(--xo-pill);
  background: var(--xo-sand);
  color: var(--xo-ink);
  font-family: var(--xo-font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background-color 150ms var(--xo-ease), color 150ms var(--xo-ease), transform 150ms var(--xo-ease);
  user-select: none;
}

.page-contact .pc-topics__item:hover {
  background: var(--xo-apricot);
}

.page-contact #pc-topic-support:checked ~ .pc-topics label[for="pc-topic-support"],
.page-contact #pc-topic-partner:checked ~ .pc-topics label[for="pc-topic-partner"],
.page-contact #pc-topic-media:checked ~ .pc-topics label[for="pc-topic-media"] {
  background: var(--xo-ink);
  color: var(--xo-lime);
}

.page-contact #pc-topic-support:focus-visible ~ .pc-topics label[for="pc-topic-support"],
.page-contact #pc-topic-partner:focus-visible ~ .pc-topics label[for="pc-topic-partner"],
.page-contact #pc-topic-media:focus-visible ~ .pc-topics label[for="pc-topic-media"] {
  outline: 3px solid var(--xo-orange);
  outline-offset: 2px;
}

.page-contact .pc-hints {
  margin-bottom: 20px;
}

.page-contact .pc-hint {
  display: none;
  margin: 0;
  padding: 12px 14px;
  border-left: 4px solid var(--xo-sea);
  background: var(--xo-mist);
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--xo-text);
}

.page-contact #pc-topic-support:checked ~ .pc-hints .pc-hint--support,
.page-contact #pc-topic-partner:checked ~ .pc-hints .pc-hint--partner,
.page-contact #pc-topic-media:checked ~ .pc-hints .pc-hint--media {
  display: block;
}

.page-contact .pc-field {
  margin-bottom: 16px;
}

.page-contact .pc-input {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  border: 2px solid var(--xo-ink);
  border-radius: 14px;
  background: #fff;
  color: var(--xo-text);
  font-family: var(--xo-font-body);
  font-size: 1rem;
  line-height: 1.5;
  transition: border-color 150ms var(--xo-ease), box-shadow 150ms var(--xo-ease);
}

.page-contact .pc-input::placeholder {
  color: rgba(16, 35, 31, 0.42);
}

.page-contact .pc-input:focus {
  outline: none;
  border-color: var(--xo-sea);
  box-shadow: 0 0 0 4px rgba(21, 122, 156, 0.18);
}

.page-contact .pc-input:not(:placeholder-shown):invalid {
  border-color: var(--xo-coral);
}

.page-contact .pc-select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--xo-ink) 50%), linear-gradient(135deg, var(--xo-ink) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 40px;
}

.page-contact .pc-textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .pc-check {
  display: none;
  margin: 6px 0 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--xo-coral);
}

.page-contact .pc-input:not(:placeholder-shown):invalid ~ .pc-check {
  display: block;
}

.page-contact .pc-card__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(8, 46, 38, 0.3);
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(16, 35, 31, 0.8);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .pc-partner {
  margin-top: clamp(44px, 7vw, 84px);
  padding: clamp(34px, 6vw, 72px) 0;
  background: var(--xo-indigo);
  color: var(--xo-sand);
}

.page-contact .pc-eyebrow--light {
  color: var(--xo-apricot);
}

.page-contact .pc-partner__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
}

.page-contact .pc-partner__title {
  margin: 12px 0 0;
  font-family: var(--xo-font-display);
  font-size: clamp(1.55rem, 5vw, 2.3rem);
  font-weight: 800;
  line-height: 1.16;
  color: var(--xo-sand);
}

.page-contact .pc-partner__text p {
  margin: 14px 0 0;
  max-width: 48ch;
  font-size: 0.98rem;
  line-height: 1.8;
  color: rgba(247, 240, 228, 0.86);
}

.page-contact .pc-partner__list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-partner__list li {
  padding: 11px 0 11px 18px;
  border-top: 1px solid rgba(247, 240, 228, 0.22);
  position: relative;
  font-size: 0.92rem;
  line-height: 1.72;
  color: rgba(247, 240, 228, 0.9);
}

.page-contact .pc-partner__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--xo-orange);
}

.page-contact .pc-partner__list strong {
  color: var(--xo-lime);
  font-weight: 700;
}

.page-contact .pc-partner__figure {
  margin: 0;
  border: var(--xo-border);
  border-radius: var(--xo-radius);
  background: var(--xo-paper);
  box-shadow: var(--pc-shadow);
  overflow: hidden;
}

.page-contact .pc-partner__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  background: linear-gradient(140deg, var(--xo-feather), var(--xo-orange));
}

.page-contact .pc-partner__figure figcaption {
  padding: 12px 16px;
  border-top: var(--xo-border);
  background: var(--xo-paper);
  color: var(--xo-ink);
  font-family: var(--xo-font-mono);
  font-size: 0.76rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

/* ---------- 联系信息 ---------- */
.page-contact .pc-address {
  padding-top: clamp(44px, 7vw, 80px);
}

.page-contact .pc-address__title {
  margin: 12px 0 clamp(18px, 3vw, 26px);
  font-family: var(--xo-font-display);
  font-size: clamp(1.4rem, 4.4vw, 2rem);
  font-weight: 800;
  color: var(--xo-ink);
}

.page-contact .pc-address__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: rgba(8, 46, 38, 0.16);
  border: 2px solid var(--xo-ink);
  border-radius: 18px;
  overflow: hidden;
}

.page-contact .pc-address__item {
  padding: 16px 18px;
  background: var(--xo-paper);
}

.page-contact .pc-address__label {
  display: block;
  font-family: var(--xo-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--xo-sea);
  margin-bottom: 6px;
}

.page-contact .pc-address__value {
  display: block;
  font-size: 0.96rem;
  line-height: 1.65;
  color: var(--xo-text);
  overflow-wrap: anywhere;
}

.page-contact .pc-address__value--mono {
  font-family: var(--xo-font-mono);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-contact .pc-address__note {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 0.86rem;
  line-height: 1.72;
  color: rgba(16, 35, 31, 0.76);
}

/* ---------- 常见问题 ---------- */
.page-contact .pc-faq {
  padding-top: clamp(40px, 6vw, 72px);
}

.page-contact .pc-faq__title {
  margin: 12px 0 clamp(18px, 3vw, 26px);
  font-family: var(--xo-font-display);
  font-size: clamp(1.4rem, 4.4vw, 2rem);
  font-weight: 800;
  color: var(--xo-ink);
}

.page-contact .pc-faq__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-faq__item {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border: 2px solid var(--xo-ink);
  border-radius: 18px;
  background: var(--xo-paper);
  text-decoration: none;
  transition: background-color 160ms var(--xo-ease), transform 160ms var(--xo-ease), box-shadow 160ms var(--xo-ease);
}

.page-contact .pc-faq__item:hover,
.page-contact .pc-faq__item:focus-visible {
  background: var(--xo-apricot);
  transform: translate(-2px, -2px);
  box-shadow: var(--pc-shadow-sm);
  outline: none;
}

.page-contact .pc-faq__q {
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.45;
  color: var(--xo-ink);
}

.page-contact .pc-faq__a {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(16, 35, 31, 0.82);
}

.page-contact .pc-faq__more {
  margin-top: 4px;
  font-family: var(--xo-font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--xo-orange-deep);
}

.page-contact .pc-faq__more span {
  margin-left: 6px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-hours__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px 32px;
  }

  .page-contact .pc-address__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-faq__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
  }

  .page-contact .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-channel {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "label"
      "value"
      "copy";
    justify-items: start;
    gap: 8px;
    padding: 20px;
  }

  .page-contact .pc-copy {
    justify-self: start;
  }

  .page-contact .pc-form__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 44px;
  }

  .page-contact .pc-form__aside {
    position: sticky;
    top: 96px;
  }

  .page-contact .pc-partner__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 48px;
  }
}

@media (min-width: 1080px) {
  .page-contact .pc-hours__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px 28px;
  }

  .page-contact .pc-address__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-quick span,
  .page-contact .pc-topics__item,
  .page-contact .pc-faq__item {
    transition: none;
  }

  .page-contact .pc-channel:hover,
  .page-contact .pc-faq__item:hover {
    transform: none;
  }
}