.page-contact .contact-hero {
  display: grid;
  gap: 26px;
  padding: 6px 0 52px;
  border-bottom: 1px solid rgba(46, 74, 66, 0.7);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 9vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-contact .contact-hero__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--bone);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .contact-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 12px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px dashed rgba(46, 74, 66, 0.95);
}

.page-contact .contact-stat {
  display: grid;
  gap: 4px;
}

.page-contact .contact-stat__num {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.03em;
  color: var(--lime);
  white-space: nowrap;
}

.page-contact .contact-stat__label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .contact-hero__aside {
  position: relative;
  overflow: hidden;
  padding: 26px 22px 24px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 88% at 82% 0%, rgba(200, 242, 78, 0.16), transparent 62%),
    linear-gradient(165deg, var(--green-deep), var(--ink) 74%);
}

.page-contact .contact-hero__aside::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(46, 74, 66, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46, 74, 66, 0.55) 1px, transparent 1px);
  background-size: 34px 34px;
  opacity: 0.35;
  pointer-events: none;
}

.page-contact .contact-hero__aside-title {
  position: relative;
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--lime-soft);
}

.page-contact .contact-brief {
  position: relative;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .contact-brief__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(46, 74, 66, 0.8);
}

.page-contact .contact-brief__item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-contact .contact-brief__num {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
}

.page-contact .contact-brief__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--bone);
}

.page-contact .contact-hero__aside-link {
  position: relative;
  display: inline-block;
  margin-top: 20px;
  font-size: 14px;
  color: var(--bone);
  text-decoration: none;
  border-bottom: 1px solid var(--lime);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease);
}

.page-contact .contact-hero__aside-link:hover {
  color: var(--lime);
}

/* 渠道 + 流程 */
.page-contact .channels {
  padding: 52px 0 8px;
}

.page-contact .channels__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 6.4vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--bone);
}

.page-contact .channels__lede {
  margin: 14px 0 0;
  max-width: 32em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .channels__grid {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

.page-contact .channels__col {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .channel-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(23, 90, 76, 0.38), rgba(13, 20, 17, 0.75));
  color: var(--bone);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .channel-card:hover {
  border-color: rgba(200, 242, 78, 0.5);
  transform: translateY(-2px);
}

.page-contact .channel-card--mail {
  padding: 26px 22px 24px;
  border-radius: var(--radius-xl);
  border-color: transparent;
  background: var(--lime);
  color: var(--ink);
  box-shadow: 0 26px 62px -38px rgba(200, 242, 78, 0.85);
}

.page-contact .channel-card--mail:hover {
  transform: translateY(-3px);
  border-color: transparent;
}

.page-contact .channel-card__eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green-deep);
}

.page-contact .channel-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .channel-card__value {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-card--mail .channel-card__value {
  font-size: clamp(15px, 4.2vw, 21px);
  font-weight: 600;
  margin: 8px 0 12px;
}

.page-contact .channel-card__note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .channel-card--mail .channel-card__note {
  color: #1A211D;
}

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

.page-contact .channel-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: #1A211D;
}

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

.page-contact .channels__col--flow {
  padding: 24px 20px 20px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(46, 74, 66, 0.85);
  background: linear-gradient(180deg, rgba(23, 90, 76, 0.24), rgba(13, 20, 17, 0.65));
}

.page-contact .flow__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--bone);
}

.page-contact .flow__lede {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .step-flow {
  position: relative;
  margin-top: 20px;
}

.page-contact .step-flow::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 16px;
  bottom: 16px;
  width: 1px;
  background: linear-gradient(180deg, var(--green-mid), var(--line));
}

.page-contact .step {
  position: relative;
  padding: 14px 0 14px 50px;
  border-top: 1px solid rgba(46, 74, 66, 0.7);
}

.page-contact .step:first-of-type {
  border-top: none;
}

.page-contact .step > summary {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .step__num {
  position: absolute;
  left: 0;
  top: 12px;
  display: grid;
  place-items: center;
  width: 35px;
  height: 35px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
}

.page-contact .step__title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--bone);
  transition: color var(--dur) var(--ease);
}

.page-contact .step__hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

.page-contact .step:hover .step__title {
  color: var(--lime-soft);
}

.page-contact .step[open] .step__title {
  color: var(--lime);
}

.page-contact .step[open] .step__hint {
  color: var(--lime);
}

.page-contact .step__body {
  margin-top: 10px;
}

.page-contact .step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .step-flow__figure {
  margin: 22px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .step-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .media-frame__caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* 邮件场景横图 */
.page-contact .mail-scene {
  display: grid;
  gap: 12px;
  margin: 46px 0 0;
}

.page-contact .mail-scene img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(46, 74, 66, 0.8);
}

.page-contact .mail-scene__caption {
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* 合作 */
.page-contact .collab {
  padding: 52px 0 8px;
}

.page-contact .collab__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 6.4vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--bone);
}

.page-contact .collab__lede {
  margin: 14px 0 0;
  max-width: 32em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .collab__list {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-contact .collab__item {
  padding: 22px 20px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  border-top-width: 3px;
  background: linear-gradient(160deg, rgba(23, 90, 76, 0.22), rgba(13, 20, 17, 0.7));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .collab__item:hover {
  transform: translateY(-3px);
  border-color: var(--lime);
}

.page-contact .collab__item--fan {
  border-top-color: var(--lime);
}

.page-contact .collab__item--school {
  border-top-color: var(--orange);
}

.page-contact .collab__item--venue {
  border-top-color: var(--amber);
}

.page-contact .collab__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .collab__name {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--bone);
}

.page-contact .collab__body {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .collab__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .collab__tag {
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(46, 74, 66, 1);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--bone);
}

.page-contact .collab__more {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .collab__link {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 242, 78, 0.55);
  padding-bottom: 1px;
}

.page-contact .collab__link:hover {
  color: var(--lime-soft);
}

/* 联系方式 */
.page-contact .reach {
  margin-top: 52px;
  padding: 28px 22px 24px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(43, 42, 94, 0.95);
  background:
    radial-gradient(110% 80% at 88% 0%, rgba(200, 242, 78, 0.12), transparent 60%),
    linear-gradient(150deg, var(--indigo), var(--ink) 72%);
}

.page-contact .reach__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 5.8vw, 34px);
  line-height: 1.2;
  color: var(--bone);
}

.page-contact .reach__grid {
  display: grid;
  gap: 4px;
  margin-top: 22px;
}

.page-contact .reach__row {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-top: 1px solid rgba(244, 241, 233, 0.16);
}

.page-contact .reach__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .reach__value {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--bone);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .reach__note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .reach__meta {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-contact .reach__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-contact .collab__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .mail-scene {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: end;
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 44px;
    align-items: start;
    padding-bottom: 68px;
  }

  .page-contact .channels {
    padding-top: 68px;
  }

  .page-contact .channels__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 32px;
    margin-top: 38px;
  }

  .page-contact .channels__col--flow {
    padding: 30px 28px 26px;
  }

  .page-contact .mail-scene {
    margin-top: 56px;
  }

  .page-contact .collab {
    padding-top: 68px;
  }

  .page-contact .reach {
    margin-top: 68px;
    padding: 36px 34px 30px;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero__lede {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .collab__item,
  .page-contact .step__title,
  .page-contact .step__hint {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .collab__item:hover {
    transform: none;
  }
}
<<<END>>>