.page-contact {
  --p-pad-mobile: 20px;
  --p-pad-desktop: 32px;
  --p-grid: rgba(11, 29, 58, 0.08);
  --p-radius: 22px;
}

/* 面包屑 */
.page-contact .breadcrumb {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 26px var(--p-pad-mobile) 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}
.page-contact .breadcrumb-link {
  color: var(--c-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-contact .breadcrumb-link:hover {
  color: var(--c-accent);
}
.page-contact .breadcrumb-current {
  color: var(--c-white);
  opacity: 0.85;
}

/* 首屏 */
.contact-hero {
  padding: 48px var(--p-pad-mobile) 30px;
}
.contact-hero__layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}
.contact-hero__copy {
  position: relative;
  z-index: 2;
  min-width: 0;
}
.contact-hero__copy .eyebrow {
  margin-bottom: 14px;
}
.contact-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 9vw, 80px);
  line-height: 0.95;
  color: var(--c-white);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0 0 22px;
  max-width: 12ch;
}
.contact-hero__lead {
  color: var(--c-body);
  font-size: 17px;
  line-height: 1.7;
  max-width: 34em;
  margin: 0 0 28px;
}
.contact-hero__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 0 0 28px;
}
.contact-hero__stat {
  padding: 16px 18px;
  background: rgba(245, 233, 215, 0.05);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--c-neon);
  min-width: 0;
}
.contact-hero__stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--c-white);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.contact-hero__stat-label {
  display: block;
  font-size: 13px;
  color: var(--c-muted);
  margin-top: 4px;
}
.contact-hero__media {
  position: relative;
  border-radius: var(--p-radius);
  overflow: hidden;
  border: 1px solid var(--c-border-strong);
  transform: rotate(-1deg);
}
.contact-hero__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}
.contact-hero__beam {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    115deg,
    transparent 28%,
    rgba(57, 255, 20, 0.14) 44%,
    rgba(57, 255, 20, 0.42) 50%,
    rgba(57, 255, 20, 0.14) 56%,
    transparent 72%
  );
  mix-blend-mode: screen;
  pointer-events: none;
}
.contact-hero__copy .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* 直通渠道 */
.contact-channels {
  padding: 60px var(--p-pad-mobile);
}
.channels-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}
.channels-head {
  margin-bottom: 34px;
  max-width: 640px;
}
.channels-head .eyebrow {
  margin-bottom: 12px;
}
.channels-head h2,
.contact-partner h2,
.contact-notes h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1;
  letter-spacing: 0.02em;
  margin: 0 0 14px;
  text-transform: uppercase;
  color: var(--c-white);
}
.channels-head__desc {
  color: var(--c-muted);
  font-size: 16px;
  line-height: 1.6;
  margin: 0;
}
.channels-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}
.channel-card {
  position: relative;
  min-width: 0;
  padding: 30px 26px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  overflow: hidden;
}
.channel-card__idx {
  position: absolute;
  top: 18px;
  right: 22px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--c-muted);
}
.channel-card__icon {
  width: 62px;
  height: 62px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  color: var(--c-accent);
  background: rgba(255, 107, 53, 0.14);
  border: 1px solid rgba(255, 107, 53, 0.32);
  margin: 2px 0 4px;
}
.channel-card h3 {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--c-white);
  margin: 0;
}
.channel-card__desc {
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.65;
  margin: 0;
  max-width: 30em;
}
.channel-card__mail,
.channel-card__phone {
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.3;
  color: var(--c-accent);
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color var(--transition-fast);
}
.channel-card__mail:hover,
.channel-card__phone:hover {
  color: var(--c-white);
}
.channel-card__phone {
  font-size: 28px;
  letter-spacing: 1px;
  color: var(--c-link);
}
.channel-card__time {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.2;
  color: var(--c-white);
  letter-spacing: 0.03em;
  margin: 4px 0 0;
}
.channel-card__time span {
  display: inline-block;
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--c-muted);
  font-family: var(--font-body);
}
.channel-card__hint {
  margin: 10px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--c-border);
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.6;
}
.channel-card .btn {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.channel-card--mail {
  border-color: rgba(255, 107, 53, 0.42);
  background: linear-gradient(158deg, rgba(255, 107, 53, 0.12) 0%, rgba(10, 17, 40, 0.5) 56%);
}
.channel-card--phone {
  border-color: rgba(163, 198, 255, 0.28);
}
.channel-card--phone .channel-card__icon {
  color: var(--c-link);
  background: rgba(163, 198, 255, 0.12);
  border-color: rgba(163, 198, 255, 0.3);
}
.channel-card--time {
  border-color: rgba(57, 255, 20, 0.2);
}
.channel-card--time::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -70px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

/* 模拟时钟 */
.channel-card__clock {
  position: relative;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  border: 3px solid var(--c-neon);
  box-shadow: 0 0 18px rgba(57, 255, 20, 0.18);
  margin: 2px 0 8px;
  flex: 0 0 auto;
}
.channel-card__clock-hand {
  position: absolute;
  left: 50%;
  bottom: 50%;
  transform-origin: 50% 100%;
}
.channel-card__clock-hand--h {
  width: 5px;
  height: 14px;
  background: var(--c-neon);
  border-radius: 4px;
  transform: translateX(-50%) rotate(35deg);
}
.channel-card__clock-hand--m {
  width: 2px;
  height: 24px;
  background: var(--c-paper);
  border-radius: 2px;
  transform: translateX(-50%) rotate(115deg);
}
.channel-card__clock-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: var(--c-neon);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 12px var(--c-neon);
}
@media (prefers-reduced-motion: no-preference) {
  .channel-card__clock-hand--m {
    animation: clock-tick 60s linear infinite;
  }
}
@keyframes clock-tick {
  from {
    transform: translateX(-50%) rotate(115deg);
  }
  to {
    transform: translateX(-50%) rotate(475deg);
  }
}

/* 地址 */
.contact-address {
  padding: 64px var(--p-pad-mobile);
  background:
    linear-gradient(var(--p-grid) 1px, transparent 1px) 0 0 / 36px 36px,
    linear-gradient(90deg, var(--p-grid) 1px, transparent 1px) 0 0 / 36px 36px,
    var(--c-paper);
}
.address-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: center;
}
.address-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(11, 29, 58, 0.12);
}
.address-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--c-paper);
}
.address-media__grid {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(255, 255, 255, 0.16) 1px, transparent 1px) 0 0 / 24px 24px;
  pointer-events: none;
  mix-blend-mode: overlay;
}
.address-copy {
  min-width: 0;
}
.address-copy .eyebrow {
  margin-bottom: 12px;
}
.address-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--c-bg-dark);
  margin: 0 0 10px;
}
.address-copy__note {
  color: var(--c-bg-dark);
  font-size: 15px;
  line-height: 1.7;
  opacity: 0.76;
  margin: 0 0 18px;
  max-width: 40em;
}
.coordinate-box {
  margin: 26px 0 20px;
  padding: 20px 22px;
  background: var(--c-bg-ink);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--c-neon);
  display: flex;
  gap: 18px;
  align-items: flex-start;
  box-shadow: 0 14px 36px rgba(10, 17, 40, 0.28);
}
.coordinate-box__axis {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  padding-top: 4px;
  flex: 0 0 auto;
}
.coordinate-box__label {
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--c-neon);
  letter-spacing: 2px;
}
.coordinate-box__dot {
  width: 10px;
  height: 10px;
  background: var(--c-neon);
  border-radius: 50%;
  box-shadow: 0 0 14px var(--c-neon);
}
.coordinate-box__value {
  color: var(--c-white);
  font-size: 18px;
  line-height: 1.6;
  margin: 0;
  font-weight: 400;
}
.address-copy__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.address-tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background: rgba(11, 29, 58, 0.06);
  border: 1px solid rgba(11, 29, 58, 0.16);
  color: var(--c-bg-dark);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* 商务合作 */
.contact-partner {
  position: relative;
  overflow: hidden;
  padding: 64px var(--p-pad-mobile);
}
.contact-partner::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -40px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.16) 0%, transparent 70%);
  pointer-events: none;
}
.contact-partner::after {
  content: "";
  position: absolute;
  bottom: -120px;
  left: -60px;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.07) 0%, transparent 68%);
  pointer-events: none;
}
.partner-layout {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}
.partner-copy .eyebrow {
  margin-bottom: 12px;
}
.partner-copy__lead {
  color: var(--c-body);
  font-size: 17px;
  line-height: 1.7;
  margin: 0;
  max-width: 36em;
}
.partner-entry {
  min-width: 0;
}
.partner-entry__mail {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 46px);
  line-height: 1.2;
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 107, 53, 0.4);
  padding-bottom: 6px;
  overflow-wrap: anywhere;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.partner-entry__mail:hover {
  color: var(--c-white);
  border-color: var(--c-neon);
}
.partner-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  color: var(--c-muted);
  font-size: 14px;
  letter-spacing: 0.03em;
}
.partner-entry__sep {
  color: var(--c-neon);
  opacity: 0.7;
}

/* 联系须知 */
.contact-notes {
  padding: 64px var(--p-pad-mobile) 72px;
  max-width: var(--container-max);
  margin: 0 auto;
  min-width: 0;
}
.notes-head {
  margin-bottom: 30px;
}
.notes-head .eyebrow {
  margin-bottom: 12px;
}
.contact-notes h2 {
  margin-bottom: 6px;
}
.notes-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}
.note-card {
  min-width: 0;
  padding: 28px 26px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.note-card:hover {
  border-color: rgba(57, 255, 20, 0.34);
  background: rgba(57, 255, 20, 0.04);
}
.note-card__num {
  display: block;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 2px;
  color: var(--c-neon);
  margin-bottom: 14px;
}
.note-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--c-white);
  margin: 0 0 10px;
}
.note-card p {
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.65;
  margin: 0;
}
.note-card a {
  color: var(--c-link);
  text-decoration: none;
  border-bottom: 1px solid rgba(163, 198, 255, 0.3);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.note-card a:hover {
  color: var(--c-accent);
  border-color: var(--c-accent);
}
.contact-notes__brand {
  margin: 48px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--c-border);
  color: var(--c-muted);
  font-size: 15px;
  letter-spacing: 0.04em;
  line-height: 1.7;
}

/* 平板：两列渠道 / 三列说明 */
@media (min-width: 720px) {
  .channels-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
  }
  .channel-card--mail {
    grid-column: span 2;
  }
  .notes-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

/* 桌面端 */
@media (min-width: 820px) {
  .address-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
  }
}

@media (min-width: 860px) {
  .partner-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 48px;
  }
}

@media (min-width: 900px) {
  .page-contact .breadcrumb {
    padding-left: var(--p-pad-desktop);
    padding-right: var(--p-pad-desktop);
  }
  .contact-hero {
    padding: 72px var(--p-pad-desktop) 46px;
  }
  .contact-hero__layout {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.25fr);
    gap: 52px;
  }
  .contact-hero__media {
    margin-top: 24px;
    transform: rotate(0.6deg);
  }
  .contact-channels {
    padding: 80px var(--p-pad-desktop);
  }
  .contact-address {
    padding: 84px var(--p-pad-desktop);
  }
  .contact-partner {
    padding: 84px var(--p-pad-desktop);
  }
  .contact-notes {
    padding: 80px var(--p-pad-desktop) 90px;
  }
}

/* 桌面宽屏：三列渠道带偏移 */
@media (min-width: 1020px) {
  .channels-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-auto-rows: auto;
  }
  .channel-card--mail {
    grid-column: auto;
  }
  .channel-card--phone {
    margin-top: 40px;
  }
  .channel-card--time {
    margin-top: 10px;
  }
}