.page-contact {
  --ct-line: var(--grid);
  --ct-gap: clamp(12px, 1.6vw, 18px);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(22px, 4vw, 42px) 0 clamp(44px, 7vw, 92px);
  background: var(--ink);
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.32;
}

.page-contact .hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(110% 85% at 82% 0%, rgba(255, 107, 26, 0.3), transparent 62%),
    linear-gradient(180deg, rgba(7, 22, 19, 0.5) 0%, rgba(7, 22, 19, 0.9) 58%, var(--ink) 100%);
}

.page-contact .hero-inner {
  position: relative;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-bottom: clamp(22px, 3.6vw, 46px);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-contact .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

.page-contact .eyebrow {
  color: var(--orange);
}

.page-contact .hero-title {
  margin: 0 0 clamp(16px, 2.6vw, 30px);
  font-family: var(--font-display);
  font-size: clamp(40px, 7.4vw, 102px);
  font-weight: 800;
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .hero-title::after {
  content: "";
  display: block;
  width: clamp(64px, 12vw, 148px);
  height: 4px;
  margin-top: clamp(18px, 2.6vw, 30px);
  background: var(--orange);
}

.page-contact .hero-lede {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(15px, 1.15vw, 18px);
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 联系通道 ---------- */
.page-contact .channel-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: clamp(24px, 3.6vw, 40px);
}

.page-contact .channel-cell {
  position: relative;
  padding: clamp(22px, 3.2vw, 38px) clamp(20px, 2.8vw, 34px) clamp(24px, 3.4vw, 42px);
  background: var(--panel);
  border: 1px solid var(--ct-line);
  border-left: 3px solid var(--orange);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel-cell::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 26px;
  height: 26px;
  background: var(--ink);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.page-contact .channel-cell:hover {
  background: var(--pine);
  border-color: var(--orange-soft);
  border-left-color: var(--orange);
}

.page-contact .channel-label {
  margin: 0 0 clamp(10px, 1.5vw, 16px);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--slate);
}

.page-contact .channel-value {
  margin: 0 0 clamp(12px, 1.8vw, 20px);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 6vw, 54px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--paper);
  word-break: break-word;
  -webkit-user-select: all;
  user-select: all;
}

.page-contact .channel-cell--mail .channel-value {
  font-size: clamp(17px, 3.4vw, 32px);
  color: var(--orange-soft);
}

.page-contact .channel-desc {
  max-width: 46ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--slate);
}

/* ---------- 值守时段 ---------- */
.page-contact .section--hours {
  background: var(--paper);
  color: var(--ink);
}

.page-contact .section--hours .eyebrow {
  color: var(--brown);
}

.page-contact .section--hours .section-title {
  color: var(--ink);
}

.page-contact .hours-grid {
  margin-top: clamp(22px, 3vw, 36px);
  align-items: start;
}

.page-contact .hours-clock {
  padding-left: clamp(14px, 2.2vw, 24px);
  border-left: 3px solid var(--orange);
}

.page-contact .clock-num {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(32px, 7.4vw, 74px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-contact .clock-tag {
  margin: 0;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--brown);
}

.page-contact .hours-copy p {
  margin: 0;
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  color: var(--pine);
}

.page-contact .hours-copy p + p {
  margin-top: 1em;
}

/* ---------- 地址 ---------- */
.page-contact .section--address {
  background: var(--ink);
}

.page-contact .address-grid {
  margin-top: clamp(22px, 3vw, 36px);
  align-items: stretch;
}

.page-contact .address-card {
  position: relative;
  padding: clamp(22px, 3vw, 38px);
  background: var(--panel);
  border: 1px solid var(--ct-line);
}

.page-contact .address-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 56px;
  background: var(--mint);
}

.page-contact .address-line {
  margin: clamp(14px, 2vw, 20px) 0 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.3vw, 28px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .address-legend {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .address-legend > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .address-legend dt {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-contact .address-legend dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  text-align: right;
}

.page-contact .address-media {
  margin: 0;
  display: flex;
  flex-direction: column;
}

.page-contact .address-media .media-frame {
  overflow: hidden;
  border: 1px solid var(--ct-line);
  flex: 1 1 auto;
}

.page-contact .address-media img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.85) contrast(1.05);
}

.page-contact .address-media figcaption {
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

/* ---------- 合作 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: clamp(22px, 3vw, 38px);
}

.page-contact .partner-card {
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--panel);
  border: 1px solid var(--ct-line);
  border-top: 3px solid var(--pine);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .partner-card:hover {
  border-top-color: var(--orange);
  border-color: var(--orange-soft);
  background: var(--pine);
}

.page-contact .partner-idx {
  display: inline-block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--mint);
}

.page-contact .partner-card h3 {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(18px, 1.9vw, 22px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--slate);
}

/* ---------- 留言 ---------- */
.page-contact .section--message {
  background: var(--ink);
}

.page-contact .message-grid {
  margin-top: clamp(22px, 3vw, 38px);
  align-items: start;
}

.page-contact .aside-kicker {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--orange-soft);
}

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

.page-contact .aside-list li {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--ct-line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .aside-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mint);
  padding-top: 3px;
}

.page-contact .aside-link {
  display: inline-block;
  margin-top: clamp(16px, 2.4vw, 24px);
  font-size: 14px;
  color: var(--orange-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .aside-link:hover,
.page-contact .aside-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-contact .message-panel {
  padding: clamp(22px, 3vw, 38px);
  background: var(--panel);
  border: 1px solid var(--ct-line);
  border-top: 3px solid var(--orange);
}

.page-contact .field {
  margin-bottom: clamp(16px, 2.2vw, 24px);
}

.page-contact .field label,
.page-contact .type-tabs legend {
  display: block;
  padding: 0;
  margin-bottom: 9px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--slate);
}

.page-contact .field input,
.page-contact .field textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 13px 14px;
  background: var(--ink);
  border: 1px solid var(--ct-line);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

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

.page-contact .field input::placeholder,
.page-contact .field textarea::placeholder {
  color: #5d7570;
}

.page-contact .field input:focus,
.page-contact .field textarea:focus {
  outline: none;
  border-color: var(--mint);
  box-shadow: 0 0 0 2px var(--mint);
}

.page-contact .field input:focus-visible,
.page-contact .field textarea:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-contact .type-tabs {
  position: relative;
  margin: 0 0 clamp(16px, 2.2vw, 24px);
  padding: 0;
  border: 0;
}

.page-contact .type-tabs input[type="radio"] {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-contact .type-tabs label {
  display: inline-block;
  margin: 0 8px 8px 0;
  padding: 9px 16px;
  border: 1px solid var(--ct-line);
  color: var(--slate);
  font-size: 13.5px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .type-tabs label:hover {
  color: var(--mist);
  border-color: var(--orange-soft);
}

.page-contact .type-tabs input[type="radio"]:checked + label {
  border-color: var(--orange);
  background: rgba(255, 107, 26, 0.14);
  color: var(--orange-soft);
}

.page-contact .type-tabs input[type="radio"]:focus-visible + label {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-contact .tab-hints {
  margin-top: 6px;
  padding: 12px 14px;
  border-left: 2px solid var(--mint);
  background: rgba(61, 224, 174, 0.07);
}

.page-contact .tab-hints .hint-item {
  display: none;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact #type-collect:checked ~ .tab-hints .hint-collect,
.page-contact #type-sub:checked ~ .tab-hints .hint-sub,
.page-contact #type-data:checked ~ .tab-hints .hint-data,
.page-contact #type-biz:checked ~ .tab-hints .hint-biz {
  display: block;
}

.page-contact .message-submit {
  display: inline-block;
  margin-top: 4px;
}

.page-contact .message-foot {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .partner-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .partner-card:nth-child(2) {
    transform: translateY(18px);
  }

  .page-contact .partner-card:nth-child(3) {
    transform: translateY(6px);
  }
}

@media (min-width: 880px) {
  .page-contact .channel-board {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

@media (min-width: 961px) {
  .page-contact .hours-grid,
  .page-contact .address-grid,
  .page-contact .message-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: clamp(24px, 3.4vw, 56px);
  }

  .page-contact .address-media {
    margin-top: 0;
  }
}

@media (max-width: 600px) {
  .page-contact .channel-value {
    font-size: clamp(24px, 8vw, 40px);
  }

  .page-contact .channel-cell--mail .channel-value {
    font-size: 16px;
  }

  .page-contact .address-legend dd {
    text-align: left;
    flex: 1 1 100%;
  }

  .page-contact .hero-title::after {
    height: 3px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-cell,
  .page-contact .partner-card,
  .page-contact .breadcrumbs a,
  .page-contact .aside-link,
  .page-contact .type-tabs label,
  .page-contact .field input,
  .page-contact .field textarea {
    transition: none;
  }
}
<<<END>>>