.page-contact {
  --contact-gap: clamp(18px, 4vw, 28px);
  --contact-pad: clamp(22px, 4vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: calc(var(--header-h) + 46px) 0 52px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(22, 74, 110, .55) 0%, rgba(6, 24, 38, 0) 62%),
    linear-gradient(168deg, var(--deep-900) 0%, var(--deep-800) 52%, var(--deep-700) 100%);
  color: var(--tx-hi);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--coral-500) 0%, var(--gold-400) 34%, var(--cyan-400) 68%, var(--deep-500) 100%);
}

.page-contact .contact-hero .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 26px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--tx-lo);
}

.page-contact .contact-hero .breadcrumbs a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--speed) var(--ease);
}

.page-contact .contact-hero .breadcrumbs a:hover {
  border-bottom-color: var(--cyan-400);
}

.page-contact .breadcrumbs__sep {
  opacity: .5;
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: center;
}

.page-contact .contact-hero__copy h1 {
  margin: 14px 0 18px;
  font-size: var(--fs-48);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--tx-hi);
}

.page-contact .contact-hero__copy .lead {
  margin: 0;
  max-width: 46ch;
  color: var(--tx-mi);
}

.page-contact .contact-hero__media {
  margin: 0;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
}

.page-contact .quick-reach {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .quick-reach__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 22px;
  border-radius: var(--radius-m);
  background: rgba(13, 42, 66, .72);
  border: 1px solid var(--line);
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease), background var(--speed) var(--ease);
}

.page-contact .quick-reach__item:hover {
  transform: translateY(-3px);
  border-color: var(--coral-500);
  background: rgba(13, 42, 66, .95);
}

.page-contact .quick-reach__key {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--tx-lo);
}

.page-contact .quick-reach__val {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.6vw, 1.375rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--cyan-400);
  word-break: break-all;
}

/* ---------- 渠道总览 ---------- */
.page-contact .section--light .lead {
  color: var(--ink-700);
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: 34px;
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--contact-pad);
  border-radius: var(--radius-m);
  background: #FFFFFF;
  border: 1px solid var(--light-200);
  border-top: 3px solid var(--deep-500);
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-contact .channel-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 42px -26px rgba(6, 24, 38, .45);
}

.page-contact .channel-card--mail { border-top-color: var(--coral-500); }
.page-contact .channel-card--phone { border-top-color: var(--cyan-400); }
.page-contact .channel-card--post { border-top-color: var(--gold-400); }

.page-contact .channel-card__tag {
  align-self: flex-start;
  margin: 0;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--light-50);
  color: var(--ink-500);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
}

.page-contact .channel-card--mail .channel-card__tag { background: rgba(255, 107, 74, .12); color: #B83A1C; }
.page-contact .channel-card--phone .channel-card__tag { background: rgba(45, 225, 194, .16); color: #14705E; }
.page-contact .channel-card--post .channel-card__tag { background: rgba(245, 185, 66, .18); color: #8A5F04; }

.page-contact .channel-card h3 {
  margin: 0;
  font-size: var(--fs-22);
  font-weight: 700;
  line-height: 1.36;
  color: var(--ink-900);
}

.page-contact .channel-card__text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--ink-700);
}

.page-contact .channel-card__value {
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--light-200);
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.4vw, 1.2rem);
  font-weight: 700;
  color: var(--deep-700);
  word-break: break-all;
}

.page-contact .channel-card__value--text {
  font-family: var(--font-sans);
  font-size: var(--fs-18);
  font-weight: 700;
  line-height: 1.5;
  word-break: normal;
}

.page-contact .channel-card__meta {
  margin: 0;
  font-size: var(--fs-12);
  color: var(--ink-500);
}

/* ---------- 服务时间 ---------- */
.page-contact .hours-panel {
  margin-top: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: rgba(13, 42, 66, .5);
  overflow: hidden;
}

.page-contact .hours-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(6, 24, 38, .45);
}

.page-contact .hours-tab {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--tx-mi);
  font-family: var(--font-sans);
  font-size: var(--fs-14);
  padding: 9px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition: color var(--speed) var(--ease), background var(--speed) var(--ease), border-color var(--speed) var(--ease);
}

.page-contact .hours-tab:hover {
  color: var(--tx-hi);
  border-color: var(--line);
}

.page-contact .hours-tab[aria-selected="true"] {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  color: var(--deep-900);
  font-weight: 700;
}

.page-contact .hours-body {
  padding: 28px 22px 30px;
  color: var(--tx-mi);
  font-size: var(--fs-16);
  line-height: 1.78;
}

.page-contact .hours-body > p {
  margin: 0 0 16px;
  max-width: 62ch;
}

.page-contact .hours-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  padding: 7px 16px 7px 13px;
  border-radius: 999px;
  background: rgba(45, 225, 194, .1);
  border: 1px solid rgba(45, 225, 194, .35);
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: var(--fs-14);
}

.page-contact .hours-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan-400);
  animation: contact-pulse 2.4s var(--ease) infinite;
}

.page-contact .hours-status--idle {
  background: rgba(245, 185, 66, .1);
  border-color: rgba(245, 185, 66, .35);
  color: var(--gold-400);
}

.page-contact .hours-status--idle .hours-dot {
  background: var(--gold-400);
  animation: none;
}

@keyframes contact-pulse {
  0% { box-shadow: 0 0 0 0 rgba(45, 225, 194, .55); }
  70% { box-shadow: 0 0 0 10px rgba(45, 225, 194, 0); }
  100% { box-shadow: 0 0 0 0 rgba(45, 225, 194, 0); }
}

.page-contact .hours-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .hours-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  justify-content: space-between;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line);
  font-size: var(--fs-14);
}

.page-contact .hours-list li:last-child {
  border-bottom: 0;
}

.page-contact .hours-list__k {
  color: var(--tx-lo);
}

.page-contact .hours-list__v {
  font-family: var(--font-mono);
  color: var(--tx-hi);
}

/* ---------- 商务联络 ---------- */
.page-contact .biz-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: 30px;
}

.page-contact .biz-lead {
  margin: 0 0 24px;
  font-size: var(--fs-18);
  line-height: 1.78;
  color: var(--ink-700);
}

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

.page-contact .biz-list li {
  padding-left: 20px;
  border-left: 3px solid var(--coral-300);
}

.page-contact .biz-list li:nth-child(2) { border-left-color: var(--cyan-400); }
.page-contact .biz-list li:nth-child(3) { border-left-color: var(--gold-400); }

.page-contact .biz-list h3 {
  margin: 0 0 6px;
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--ink-900);
}

.page-contact .biz-list p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--ink-700);
}

.page-contact .biz-split__side {
  padding: var(--contact-pad);
  border-radius: var(--radius-l);
  background: linear-gradient(155deg, var(--deep-900) 0%, var(--deep-700) 100%);
  color: var(--tx-hi);
  border: 1px solid var(--line);
}

.page-contact .biz-card__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--tx-lo);
}

.page-contact .biz-card__value {
  margin: 0 0 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 3.2vw, 1.15rem);
  font-weight: 700;
  color: var(--cyan-400);
  word-break: break-all;
}

.page-contact .biz-card__note {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--tx-mi);
}

/* ---------- 地址寄送 ---------- */
.page-contact .address-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: 30px;
  align-items: start;
}

.page-contact .address-split__media {
  margin: 0;
}

.page-contact .address-split__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: var(--radius-l);
  border: 1px solid var(--line-soft);
}

.page-contact .address-split__media figcaption {
  margin-top: 10px;
  font-size: var(--fs-12);
  color: var(--tx-lo);
}

.page-contact .address-line {
  margin: 0 0 18px;
  padding: 20px 22px;
  border-radius: var(--radius-m);
  background: rgba(13, 42, 66, .55);
  border: 1px solid var(--line);
}

.page-contact .address-line__key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--gold-400);
}

.page-contact .address-line__val {
  display: block;
  font-size: clamp(1.05rem, 3.6vw, 1.4rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--tx-hi);
}

.page-contact .address-split__body > p {
  margin: 0 0 18px;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--tx-mi);
}

.page-contact .address-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .address-notes li {
  position: relative;
  padding-left: 24px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--tx-mi);
}

.page-contact .address-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 10px;
  height: 2px;
  background: var(--cyan-400);
}

/* ---------- 留言指引 ---------- */
.page-contact .message-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: 30px;
}

.page-contact .message-grid__intro .lead {
  margin: 0;
}

.page-contact .message-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-contact .message-step {
  display: flex;
  gap: 16px;
  padding: 20px 22px;
  border-radius: var(--radius-m);
  background: #FFFFFF;
  border: 1px solid var(--light-200);
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.page-contact .message-step:hover {
  border-color: var(--coral-300);
  transform: translateX(3px);
}

.page-contact .message-step__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  font-weight: 700;
  line-height: 1.2;
  color: var(--coral-500);
}

.page-contact .message-step__body h3 {
  margin: 0 0 6px;
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--ink-900);
}

.page-contact .message-step__body p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--ink-700);
}

/* ---------- 响应承诺 ---------- */
.page-contact .response-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: 30px;
}

.page-contact .response-item {
  padding: var(--contact-pad);
  border-radius: var(--radius-m);
  background: rgba(13, 42, 66, .55);
  border: 1px solid var(--line);
  transition: border-color var(--speed) var(--ease);
}

.page-contact .response-item:hover {
  border-color: rgba(45, 225, 194, .45);
}

.page-contact .response-figure {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 14px;
}

.page-contact .response-num {
  font-family: var(--font-mono);
  font-size: clamp(2.25rem, 9vw, 3.25rem);
  font-weight: 700;
  line-height: 1;
  color: var(--coral-500);
}

.page-contact .response-item:nth-child(2) .response-num { color: var(--cyan-400); }
.page-contact .response-item:nth-child(3) .response-num { color: var(--gold-400); font-size: clamp(1.75rem, 7vw, 2.5rem); }

.page-contact .response-unit {
  font-size: var(--fs-14);
  color: var(--tx-lo);
}

.page-contact .response-text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--tx-mi);
}

.page-contact .contact-close__links {
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-close__hint {
  margin: 0 0 16px;
  font-size: var(--fs-14);
  color: var(--tx-lo);
}

.page-contact .related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .related-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--tx-hi);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: border-color var(--speed) var(--ease), background var(--speed) var(--ease), color var(--speed) var(--ease);
}

.page-contact .related-link:hover {
  border-color: var(--coral-500);
  background: rgba(255, 107, 74, .12);
  color: var(--coral-300);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .quick-reach {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

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

  .page-contact .channel-card--post {
    grid-column: 1 / -1;
  }

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

  .page-contact .response-item:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: calc(var(--header-h) + 68px) 0 76px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: 1.02fr .98fr;
    gap: 56px;
  }

  .page-contact .quick-reach {
    margin-top: 52px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .channel-card--post {
    grid-column: auto;
  }

  .page-contact .hours-body {
    padding: 36px 40px 38px;
  }

  .page-contact .biz-split {
    grid-template-columns: 1.35fr .65fr;
    gap: 48px;
  }

  .page-contact .business-lead,
  .page-contact .address-split {
    align-items: center;
  }

  .page-contact .address-split {
    grid-template-columns: .92fr 1.08fr;
    gap: 52px;
  }

  .page-contact .message-grid {
    grid-template-columns: .8fr 1.2fr;
    gap: 52px;
  }

  .page-contact .response-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .response-item:first-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .hours-dot {
    animation: none;
  }

  .page-contact .quick-reach__item,
  .page-contact .channel-card,
  .page-contact .message-step {
    transition: none;
  }
}