.page-contact {
  --contact-cardpad: 28px;
  background: var(--ink-900);
  color: var(--text);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: calc(var(--header-h) + 56px) 0 72px;
  background:
    radial-gradient(ellipse at 18% 0%, rgba(53, 224, 208, 0.12), transparent 58%),
    radial-gradient(ellipse at 88% 100%, rgba(255, 179, 71, 0.10), transparent 60%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -100px;
  bottom: -100px;
  width: 260px;
  height: 260px;
  border: 1px dashed var(--line);
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.55;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2rem, 4.6vw, 3.2rem);
  line-height: 1.2;
  letter-spacing: 0.005em;
  margin: 14px 0 20px;
  max-width: 22ch;
}

.page-contact .contact-hero__lead {
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 62ch;
  margin: 0;
}

.page-contact .contact-mail {
  margin-top: 36px;
  padding: 26px 0 24px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 14px;
}

.page-contact .contact-mail__label {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-contact .contact-mail__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1.125rem, 3.8vw, 2.5rem);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--text);
  word-break: break-all;
}

.page-contact .contact-mail__value .at {
  color: var(--cyan);
  padding: 0 0.05em;
}

.page-contact .contact-mail__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}

.page-contact .contact-mail__meta {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-contact .contact-copy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  background: var(--cyan);
  border: 1px solid var(--cyan);
  border-radius: var(--radius-btn);
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-copy:hover {
  background: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

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

.page-contact .contact-copy[data-copied="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink-900);
}

.page-contact .copy-hint {
  min-height: 1em;
  font-size: 0.8125rem;
  color: var(--cyan);
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .copy-hint.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 地址与时段双卡 ---------- */
.page-contact .contact-pair {
  padding: 72px 0 80px;
  background: var(--ink-900);
}

.page-contact .contact-pair__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .info-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: var(--contact-cardpad);
  background: var(--ink-700);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-contact .info-card--hours {
  background:
    linear-gradient(160deg, rgba(255, 179, 71, 0.06), transparent 55%),
    var(--ink-700);
}

.page-contact .info-card__label {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-contact .info-card--hours .info-card__label {
  color: var(--amber);
}

.page-contact .info-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.005em;
  color: var(--text);
}

.page-contact .info-card__body {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-contact .info-card__address {
  font-family: var(--font-num);
  font-style: normal;
  font-size: 1rem;
  letter-spacing: 0.06em;
  line-height: 1.8;
  color: var(--text);
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
}

.page-contact .info-card__media {
  margin: 4px 0 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--ink-800);
}

.page-contact .info-card__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .info-card__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 时段刻度条 ---------- */
.page-contact .hours-scale {
  margin: 4px 0;
}

.page-contact .hours-scale__bar {
  position: relative;
  height: 10px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.page-contact .hours-scale__fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan) 62%, var(--amber) 100%);
  border-radius: 999px;
}

.page-contact .hours-scale__marks {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-contact .hours-scale__marks .is-peak {
  color: var(--amber);
}

/* ---------- 反馈建议 ---------- */
.page-contact .contact-tips {
  padding: 72px 0 80px;
  background: var(--ink-800);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .tips-list {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .tips-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .tips-item__num {
  font-family: var(--font-num);
  font-size: 1rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .tips-item__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  color: var(--text);
}

.page-contact .tips-item__body p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ---------- 常见问题自助卡 ---------- */
.page-contact .contact-faq {
  padding: 72px 0 80px;
  background: var(--ink-900);
}

.page-contact .faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 32px;
}

.page-contact .faq-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 20px;
  background: var(--ink-700);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .faq-card:hover {
  border-color: var(--cyan);
  background: var(--ink-800);
  transform: translateY(-2px);
}

.page-contact .faq-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .faq-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.005em;
}

.page-contact .faq-card__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .faq-card__arrow {
  margin-top: 4px;
  align-self: flex-start;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

/* ---------- 底部说明 ---------- */
.page-contact .contact-links {
  padding: 56px 0 88px;
  background: var(--ink-800);
  border-top: 1px solid var(--line);
}

.page-contact .contact-links__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .contact-links__title {
  margin: 12px 0 12px;
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.005em;
  color: var(--text);
}

.page-contact .contact-links__text {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.9375rem;
  line-height: 1.8;
  max-width: 60ch;
}

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

.page-contact .contact-links__list li {
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-links__list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 16px 4px 16px 0;
  color: var(--text);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-contact .contact-links__list a::after {
  content: "→";
  font-family: var(--font-num);
  font-size: 0.875rem;
  color: var(--cyan);
}

.page-contact .contact-links__list a:hover,
.page-contact .contact-links__list a:focus-visible {
  color: var(--cyan);
  padding-left: 6px;
}

.page-contact .contact-links__list a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 断点：平板 ---------- */
@media (min-width: 640px) {
  .page-contact .faq-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .contact-links__inner {
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 40px;
  }
}

/* ---------- 断点：桌面 ---------- */
@media (min-width: 880px) {
  .page-contact {
    --contact-cardpad: 32px;
  }

  .page-contact .contact-hero {
    padding: calc(var(--header-h) + 72px) 0 88px;
  }

  .page-contact .contact-mail {
    margin-top: 44px;
    padding: 32px 0 28px;
    gap: 16px;
  }

  .page-contact .contact-pair {
    padding: 88px 0 96px;
  }

  .page-contact .contact-pair__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: stretch;
  }

  .page-contact .info-card {
    gap: 18px;
  }

  .page-contact .tips-item {
    grid-template-columns: 72px 1fr;
    gap: 20px 24px;
    padding: 28px 0;
  }

  .page-contact .contact-tips,
  .page-contact .contact-faq {
    padding: 88px 0 96px;
  }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-copy,
  .page-contact .copy-hint,
  .page-contact .faq-card,
  .page-contact .contact-links__list a {
    transition: none;
  }

  .page-contact .faq-card:hover {
    transform: none;
  }
}