.page-contact {
  --c-text: #cfdcd6;
  --c-pad: clamp(16px, 4vw, 26px);
  --c-gap: 18px;
  padding: 0 0 56px;
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  padding: 18px 0 34px;
  background:
    radial-gradient(720px 340px at 4% -18%, rgba(31, 122, 92, 0.42), transparent 62%),
    radial-gradient(620px 320px at 98% 2%, rgba(11, 26, 46, 0.95), transparent 74%);
  border-bottom-left-radius: var(--radius-l);
  border-bottom-right-radius: var(--radius-l);
}

.page-contact .breadcrumbs {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-contact .hero-inner {
  display: grid;
  gap: 26px;
  margin-top: 22px;
}

.page-contact .hero-copy .eyebrow {
  margin-bottom: 14px;
}

.page-contact #contact-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 8vw, 68px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--fog);
}

.page-contact .hero-copy .lede {
  margin: 16px 0 0;
  max-width: 56ch;
}

.page-contact .hero-facts {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .hero-facts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-contact .hero-facts__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--scale);
}

.page-contact .hero-facts__v {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--c-text);
}

.page-contact .hero-media {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

.page-contact .hero-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: inherit;
}

/* 区块节奏 */
.page-contact .block {
  margin-top: clamp(40px, 7vw, 76px);
}

.page-contact .section-head .lede {
  margin-top: 12px;
  max-width: 62ch;
}

/* 主体：联系铭牌 + 通道 */
.page-contact .contact-body {
  display: grid;
  gap: var(--c-gap);
}

.page-contact .plate {
  position: relative;
  padding: var(--c-pad);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-soft);
  background:
    linear-gradient(165deg, rgba(19, 38, 33, 0.96), rgba(11, 26, 46, 0.94));
  box-shadow: var(--shadow-panel);
}

.page-contact .plate__status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .plate__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(124, 255, 107, 0.16);
  animation: pageContactPulse 2.4s ease-in-out infinite;
}

@keyframes pageContactPulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(124, 255, 107, 0.14); }
  50% { box-shadow: 0 0 0 8px rgba(124, 255, 107, 0.05); }
}

.page-contact .plate__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-contact .plate__row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-contact .plate__row:last-of-type {
  border-bottom: 0;
}

.page-contact .plate__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--scale);
}

.page-contact .plate__value {
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--fog);
  word-break: break-word;
}

.page-contact .plate__value--email {
  color: var(--signal);
}

.page-contact .plate__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

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

/* 通道卡片 */
.page-contact .channels {
  display: grid;
  gap: 16px;
}

.page-contact .channels__head {
  margin-bottom: 2px;
}

.page-contact .channel {
  --accent: var(--signal);
  position: relative;
  padding: var(--c-pad);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--accent);
  background:
    linear-gradient(160deg, rgba(19, 38, 33, 0.9), rgba(14, 20, 18, 0.94));
}

.page-contact .channel--venue {
  --accent: var(--amber);
}

.page-contact .channel--file {
  --accent: var(--track-orange);
}

.page-contact .channel__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .channel__no {
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--accent);
}

.page-contact .channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 4.6vw, 25px);
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-contact .channel__desc {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-text);
}

.page-contact .prep {
  margin-top: 16px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-soft);
  background: rgba(11, 26, 46, 0.55);
  overflow: hidden;
}

.page-contact .prep > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .prep > summary::-webkit-details-marker {
  display: none;
}

.page-contact .prep > summary::after {
  content: "+";
  font-size: 18px;
  line-height: 1;
  color: var(--accent);
}

.page-contact .prep[open] > summary::after {
  content: "–";
}

.page-contact .prep > summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-contact .prep ul {
  list-style: none;
  margin: 0;
  padding: 0 16px 16px;
  display: grid;
  gap: 9px;
}

.page-contact .prep li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-text);
}

.page-contact .prep li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.page-contact .channel__send {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .channel__send-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--scale);
}

.page-contact .channel__mono {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  word-break: break-word;
}

.page-contact .channel__send .channel__desc {
  margin: 0;
  font-size: 14px;
}

.page-contact .channel__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

/* 合作 */
.page-contact .partner-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-contact .partner {
  --accent: var(--signal);
  padding: 20px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-soft);
  background: rgba(19, 38, 33, 0.68);
}

.page-contact .partner--event {
  --accent: var(--amber);
}

.page-contact .partner--tech {
  --accent: var(--track-orange);
}

.page-contact .partner__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  color: var(--fog);
}

.page-contact .partner__who {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-contact .partner ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .partner li {
  position: relative;
  padding-left: 15px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text);
}

.page-contact .partner li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.85;
}

.page-contact .partner__out {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--scale);
}

.page-contact .partner-note {
  margin: 18px 0 0;
  padding: 16px 18px;
  border-radius: var(--radius-m);
  border-left: 3px solid var(--moss);
  background: rgba(31, 122, 92, 0.14);
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-text);
  word-break: break-word;
}

/* 值守节奏 */
.page-contact .clock-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--line-strong);
  display: grid;
  gap: 4px;
}

.page-contact .clock {
  position: relative;
  padding: 14px 0 14px 6px;
}

.page-contact .clock::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--signal);
}

.page-contact .clock__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-contact .clock__desc {
  margin: 8px 0 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-text);
}

/* 位置与到访 */
.page-contact .place {
  display: grid;
  gap: 20px;
  margin-top: 22px;
}

.page-contact .place__info {
  padding: var(--c-pad);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-soft);
  background: linear-gradient(200deg, rgba(19, 38, 33, 0.9), rgba(14, 20, 18, 0.92));
}

.page-contact .place__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--scale);
}

.page-contact .place__addr {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--signal);
  word-break: break-word;
}

.page-contact .place__desc {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-text);
  word-break: break-word;
}

.page-contact .place__tips {
  list-style: none;
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--line-soft);
  display: grid;
  gap: 10px;
}

.page-contact .place__tips li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text);
}

.page-contact .place__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--moss);
}

.page-contact .place__tips a {
  color: var(--mist);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .place__media {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

.page-contact .place__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: inherit;
}

/* 平板与桌面 */
@media (min-width: 640px) {
  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-contact .hero-facts li {
    display: grid;
    gap: 6px;
    align-content: start;
  }

  .page-contact .clock-list {
    padding-left: 26px;
  }

  .page-contact .clock::before {
    left: -31px;
  }
}

@media (min-width: 760px) {
  .page-contact .partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .place {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero {
    padding: 22px 0 44px;
  }

  .page-contact .hero-inner {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: end;
    gap: 36px;
    margin-top: 28px;
  }

  .page-contact .contact-body {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-contact .plate {
    position: sticky;
    top: 24px;
  }

  .page-contact .channels {
    gap: 20px;
  }

  .page-contact .channel:not(:first-of-type) {
    margin-left: 0;
    width: 100%;
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-body {
    grid-template-columns: 348px minmax(0, 1fr);
    gap: 34px;
  }

  .page-contact .channel--venue {
    width: 94%;
  }

  .page-contact .channel--file {
    width: 88%;
    margin-left: auto;
  }
}

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