.page-contact {
  display: block;
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-contact .breadcrumb {
  margin-block: clamp(16px, 3vw, 26px) 0;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  padding-block: clamp(22px, 4vw, 44px) clamp(30px, 5vw, 62px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-contact h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 8.4vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.page-contact .contact-hero__lede {
  margin-top: 18px;
  max-width: 34em;
  font-size: clamp(16px, 2.2vw, 18.5px);
  line-height: 1.85;
  color: var(--text-secondary);
}

/* 邮件标题模板 */

.page-contact .contact-template {
  margin-top: clamp(24px, 4vw, 36px);
  padding: clamp(18px, 3vw, 26px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  background:
    radial-gradient(130% 150% at 0% 0%, rgba(138, 92, 255, .22), transparent 62%),
    linear-gradient(158deg, rgba(27, 37, 80, .88), rgba(10, 15, 44, .74));
}

.page-contact .contact-template__label {
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--text-secondary);
}

.page-contact .contact-template__rule {
  margin-top: 12px;
  font-size: clamp(17px, 3.4vw, 22px);
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--neon-cyan);
  user-select: all;
  word-break: break-word;
}

.page-contact .contact-template__samples {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .contact-template__sample {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(47, 243, 200, .28);
  background: rgba(10, 15, 44, .62);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: #d8fff4;
  word-break: break-all;
  user-select: all;
}

.page-contact .contact-template__tip {
  margin-top: 16px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-secondary);
}

.page-contact .contact-template__tip a,
.page-contact .collab-item__body a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 200, .45);
  padding-bottom: 1px;
}

.page-contact .contact-template__tip a:hover,
.page-contact .collab-item__body a:hover {
  border-bottom-color: var(--neon-cyan);
}

/* 通道卡 */

.page-contact .contact-hero__aside {
  display: grid;
  gap: 14px;
}

.page-contact .contact-hero__art {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 640;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  background: linear-gradient(140deg, rgba(138, 92, 255, .28), rgba(47, 243, 200, .18));
}

.page-contact .channel-card {
  position: relative;
  padding: 18px 20px 18px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: linear-gradient(158deg, rgba(27, 37, 80, .92), rgba(18, 26, 61, .82));
  transform: rotate(var(--tilt, 0deg));
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset: 14px auto 14px 0;
  width: 3px;
  border-radius: 999px;
  background: var(--card-accent, var(--neon-cyan));
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: rotate(0deg) translateY(-6px);
  box-shadow: var(--shadow-lift);
}

.page-contact .channel-card--mail {
  --tilt: -1.4deg;
  --card-accent: var(--neon-cyan);
  border-color: rgba(47, 243, 200, .42);
}

.page-contact .channel-card--phone {
  --tilt: 1.2deg;
  --card-accent: var(--warm-orange);
  border-color: rgba(255, 138, 61, .48);
}

.page-contact .channel-card--visit {
  --tilt: -.8deg;
  --card-accent: var(--electric-purple);
  border-color: rgba(138, 92, 255, .48);
}

.page-contact .channel-card__kind {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--text-secondary);
}

.page-contact .channel-card__value {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.6vw, 18px);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--text-primary);
  word-break: break-word;
}

.page-contact .channel-card__value--text {
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.72;
}

.page-contact .channel-card__fit {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* ---------- 通用区块 ---------- */

.page-contact .contact-block {
  padding-block: clamp(34px, 6vw, 74px);
}

.page-contact [data-spy] {
  scroll-margin-top: 108px;
}

/* ---------- 服务时段 ---------- */

.page-contact .hours {
  margin-top: clamp(22px, 4vw, 38px);
}

.page-contact .hours__caption {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-contact .hours__bar {
  position: relative;
  margin-top: 12px;
  height: 46px;
  border-radius: 999px;
  border: 1px solid var(--hairline);
  background: linear-gradient(90deg, rgba(27, 37, 80, .92), rgba(18, 26, 61, .92));
  overflow: hidden;
}

.page-contact .hours__window {
  position: absolute;
  inset: 0 auto 0 37.5%;
  width: 37.5%;
  background: linear-gradient(90deg, rgba(20, 199, 168, .62), rgba(47, 243, 200, .92));
  box-shadow: inset 0 0 42px rgba(47, 243, 200, .45);
}

.page-contact .hours__ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--text-secondary);
}

.page-contact .hours-notes {
  margin-top: clamp(22px, 4vw, 34px);
  display: grid;
  gap: 14px;
}

.page-contact .hours-note {
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: rgba(18, 26, 61, .72);
}

.page-contact .hours-note__value {
  font-family: var(--font-mono);
  font-size: clamp(19px, 3.6vw, 25px);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--neon-cyan);
}

.page-contact .hours-note__label {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-secondary);
}

/* ---------- 合作与反馈 ---------- */

.page-contact .collab-list {
  margin-top: clamp(20px, 3vw, 32px);
  display: grid;
  gap: 12px;
}

.page-contact .collab-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: linear-gradient(150deg, rgba(27, 37, 80, .84), rgba(10, 15, 44, .72));
  overflow: hidden;
}

.page-contact .collab-item[open] {
  border-color: rgba(47, 243, 200, .38);
}

.page-contact .collab-item__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.page-contact .collab-item__summary::-webkit-details-marker {
  display: none;
}

.page-contact .collab-item__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--neon-cyan);
  transition: transform .3s ease;
}

.page-contact .collab-item[open] .collab-item__summary::after {
  transform: rotate(45deg);
}

.page-contact .collab-item__body {
  padding: 0 20px 20px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-secondary);
}

/* ---------- 到访与地区 ---------- */

.page-contact .visit-band {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  overflow: hidden;
  background: var(--ink-900);
  padding: clamp(24px, 5vw, 52px);
}

.page-contact .visit-band__art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  z-index: 0;
}

.page-contact .visit-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(152deg, rgba(10, 15, 44, .94) 8%, rgba(10, 15, 44, .72) 58%, rgba(91, 47, 214, .46));
}

.page-contact .visit-band__body {
  position: relative;
  z-index: 2;
}

.page-contact .visit-band__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.6vw, 38px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.page-contact .visit-band__lede {
  margin-top: 14px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-secondary);
}

.page-contact .visit-grid {
  margin-top: clamp(22px, 4vw, 34px);
  display: grid;
  gap: 12px;
}

.page-contact .visit-row {
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--hairline);
  background: rgba(10, 15, 44, .66);
}

.page-contact .visit-row__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--text-secondary);
}

.page-contact .visit-row__value {
  margin-top: 9px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-primary);
  word-break: break-word;
}

.page-contact .contact-cta {
  margin-top: clamp(22px, 4vw, 32px);
  display: grid;
  gap: 16px;
  align-items: center;
  padding: clamp(18px, 3vw, 26px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 138, 61, .34);
  background: linear-gradient(140deg, rgba(255, 138, 61, .12), rgba(10, 15, 44, .72));
}

.page-contact .contact-cta__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-contact .hours-notes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .contact-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-hero__aside {
    gap: 16px;
  }
}

@media (max-width: 420px) {
  .page-contact .hours__bar {
    height: 38px;
  }

  .page-contact .channel-card {
    padding: 16px 16px 16px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .collab-item__summary::after {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within {
    transform: rotate(var(--tilt, 0deg));
  }
}