.page-contact {
  --contact-rule: rgba(33, 27, 23, .14);
  --contact-soft: #5d554d;
  --contact-line-light: rgba(143, 179, 184, .26);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-contact .contact-crumbbar {
  padding-top: 1.1rem;
}

.page-contact .breadcrumbs {
  font-size: .8rem;
  letter-spacing: .05em;
  color: var(--contact-soft);
}

.page-contact .breadcrumbs a {
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin: 0 .5rem;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(1.3rem, 3vw, 2.1rem) 0 clamp(2.4rem, 5vw, 3.6rem);
  border-bottom: 1px solid var(--contact-rule);
  background:
    linear-gradient(180deg, rgba(11, 59, 74, .05), rgba(11, 59, 74, 0) 70%),
    repeating-linear-gradient(115deg, rgba(11, 59, 74, .045) 0 1px, transparent 1px 28px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 1.8rem;
}

.page-contact .contact-hero__title {
  margin: .7rem 0 0;
  font-size: clamp(2rem, 7vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--lake);
  max-width: 18ch;
}

.page-contact .contact-hero__sub {
  margin: 1.1rem 0 0;
  font-size: 1.02rem;
  line-height: 1.78;
  color: var(--contact-soft);
  max-width: 46ch;
}

.page-contact .contact-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.6rem;
}

.page-contact .contact-chip {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .52rem 1.05rem;
  border: 1px solid rgba(11, 59, 74, .38);
  color: var(--lake);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-chip::before {
  content: "";
  width: 14px;
  height: 2px;
  background: var(--ember);
  transition: background var(--dur) var(--ease);
}

.page-contact .contact-chip:hover,
.page-contact .contact-chip:focus-visible {
  background: var(--lake);
  border-color: var(--lake);
  color: var(--paper-light);
}

.page-contact .contact-chip:hover::before,
.page-contact .contact-chip:focus-visible::before {
  background: var(--flare);
}

.page-contact .contact-hero__panel {
  position: relative;
  padding: 1.5rem 1.35rem 1.6rem;
  background: var(--night);
  color: var(--paper-light);
}

.page-contact .contact-clock__label {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-clock__time {
  margin: .55rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(2.1rem, 9vw, 2.9rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--flare);
}

.page-contact .contact-clock__time i {
  font-style: normal;
  padding: 0 .12em;
  color: var(--mist);
  font-size: .7em;
}

.page-contact .contact-clock__meta {
  margin: .55rem 0 0;
  font-size: .84rem;
  letter-spacing: .04em;
  color: rgba(247, 241, 230, .72);
  display: flex;
  align-items: center;
  gap: .45rem;
}

.page-contact .contact-clock__meta::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--meadow);
  box-shadow: 0 0 0 3px rgba(78, 139, 99, .22);
}

.page-contact .contact-clock__rows {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-clock__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: .68rem 0;
  border-top: 1px solid var(--contact-line-light);
  font-size: .86rem;
}

.page-contact .contact-clock__row span {
  color: rgba(247, 241, 230, .66);
}

.page-contact .contact-clock__row strong {
  font-weight: 600;
  color: var(--paper-light);
  text-align: right;
}

.page-contact .contact-clock__row .mono {
  color: var(--flare);
  font-size: .95rem;
}

/* ---------- 通用章节头 ---------- */
.page-contact .contact-head {
  margin-bottom: 1.9rem;
}

.page-contact .contact-head .section-head__num {
  color: var(--ember);
  font-family: var(--font-mono);
}

.page-contact .contact-head .section-head__title {
  font-size: clamp(1.5rem, 4.6vw, 2.1rem);
  line-height: 1.22;
  letter-spacing: -.015em;
  color: var(--lake);
}

.page-contact .contact-head__note {
  margin: .7rem 0 0;
  font-size: .94rem;
  line-height: 1.75;
  color: var(--contact-soft);
  max-width: 52ch;
}

/* ---------- 联系通道 ---------- */
.page-contact .contact-channels {
  padding-block: clamp(2.6rem, 6vw, 4.2rem);
  background: var(--paper);
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: 2rem;
}

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

.page-contact .channel-item {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: .4rem 1rem;
  padding: 1.35rem 0 1.45rem;
  border-bottom: 1px solid var(--contact-rule);
}

.page-contact .channel-item__num {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--ember);
  padding-top: .35rem;
}

.page-contact .channel-item__body {
  min-width: 0;
}

.page-contact .channel-item__label {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--contact-soft);
}

.page-contact .channel-item__value {
  display: inline-block;
  margin-top: .4rem;
  font-family: var(--font-mono);
  font-size: clamp(1.02rem, 3.6vw, 1.4rem);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--lake);
  text-decoration: none;
  word-break: break-word;
  border-bottom: 2px solid rgba(216, 91, 42, .35);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact a.channel-item__value:hover,
.page-contact a.channel-item__value:focus-visible {
  color: var(--ember);
  border-bottom-color: var(--ember);
}

.page-contact .channel-item__value--static {
  font-family: var(--font-sans);
  font-size: clamp(.98rem, 3.2vw, 1.16rem);
  font-weight: 700;
  border-bottom: 0;
  color: var(--ink);
}

.page-contact .channel-item__note {
  margin: .6rem 0 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--contact-soft);
  max-width: 44ch;
}

.page-contact .contact-aside {
  padding: 1.5rem 1.35rem 1.6rem;
  background: var(--paper-deep);
  align-self: start;
}

.page-contact .contact-aside__kicker {
  margin: 0;
  font-size: .98rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--lake);
}

.page-contact .contact-aside__list {
  margin: .9rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-aside__list li {
  position: relative;
  padding-left: 1.15rem;
  margin-top: .62rem;
  font-size: .89rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .contact-aside__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: .6rem;
  height: 2px;
  background: var(--meadow);
}

.page-contact .contact-aside__hint {
  margin: 1.2rem 0 0;
  padding-top: 1rem;
  border-top: 1px dashed rgba(33, 27, 23, .22);
  font-size: .85rem;
  line-height: 1.7;
  color: var(--contact-soft);
}

.page-contact .contact-aside__links {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: .9rem;
}

/* ---------- 深色数据疑问带 ---------- */
.page-contact .contact-band {
  position: relative;
  padding-block: clamp(2.5rem, 6vw, 4rem);
  background: linear-gradient(125deg, var(--lake) 0%, var(--night) 88%);
  color: var(--paper-light);
  overflow: hidden;
}

.page-contact .contact-band::after {
  content: "";
  position: absolute;
  inset: auto -8% -30% auto;
  width: 46%;
  height: 120%;
  background: repeating-linear-gradient(72deg, rgba(255, 122, 26, .16) 0 2px, transparent 2px 22px);
  transform: skewX(-12deg);
  pointer-events: none;
}

.page-contact .contact-band__grid {
  position: relative;
  display: grid;
  gap: 2rem;
}

.page-contact .contact-band__eyebrow {
  margin: 0;
  font-size: .76rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--flare);
}

.page-contact .contact-band__title {
  margin: .7rem 0 0;
  font-size: clamp(1.45rem, 4.6vw, 2.05rem);
  line-height: 1.26;
  letter-spacing: -.015em;
  color: var(--paper-light);
  max-width: 20ch;
}

.page-contact .contact-band__text {
  margin: 1rem 0 0;
  font-size: .96rem;
  line-height: 1.8;
  color: rgba(247, 241, 230, .78);
  max-width: 46ch;
}

.page-contact .contact-band__cards {
  display: grid;
  gap: .9rem;
}

.page-contact .contact-band__card {
  padding: 1.15rem 1.2rem 1.25rem;
  border: 1px solid rgba(143, 179, 184, .34);
  border-left: 3px solid var(--meadow);
  background: rgba(6, 38, 47, .5);
}

.page-contact .contact-band__card h3 {
  margin: 0;
  font-size: 1rem;
  color: var(--paper-light);
}

.page-contact .contact-band__card p {
  margin: .55rem 0 0;
  font-size: .87rem;
  line-height: 1.72;
  color: rgba(247, 241, 230, .72);
}

.page-contact .contact-band__link {
  display: inline-block;
  margin-top: .8rem;
  font-size: .84rem;
  letter-spacing: .04em;
  color: var(--flare);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 26, .5);
}

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

/* ---------- 合作方向 ---------- */
.page-contact .contact-coop {
  padding-block: clamp(2.6rem, 6vw, 4.2rem);
  background: var(--paper);
}

.page-contact .contact-coop__grid {
  display: grid;
  gap: 2rem;
}

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

.page-contact .contact-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  background: var(--cold);
}

.page-contact .contact-figure__cap {
  margin-top: .85rem;
  font-size: .82rem;
  line-height: 1.7;
  color: var(--contact-soft);
  padding-left: .8rem;
  border-left: 2px solid var(--ember);
}

.page-contact .coop-cards {
  display: grid;
  gap: 1rem;
}

.page-contact .coop-card {
  position: relative;
  padding: 1.35rem 1.3rem 1.3rem 1.5rem;
  background: var(--paper-light);
  border: 1px solid var(--contact-rule);
  border-left: 5px solid var(--lake);
}

.page-contact .coop-card--media {
  border-left-color: var(--ember);
}

.page-contact .coop-card--youth {
  border-left-color: var(--meadow);
}

.page-contact .coop-card--campus {
  border-left-color: var(--lake);
}

.page-contact .coop-card__tag {
  display: inline-block;
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--contact-soft);
  padding: .22rem .55rem;
  background: rgba(221, 227, 226, .6);
}

.page-contact .coop-card--media .coop-card__tag {
  color: var(--ember-deep);
  background: rgba(216, 91, 42, .1);
}

.page-contact .coop-card--youth .coop-card__tag {
  color: #33684a;
  background: rgba(78, 139, 99, .14);
}

.page-contact .coop-card__title {
  margin: .72rem 0 0;
  font-size: clamp(1.05rem, 3.6vw, 1.22rem);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--lake);
}

.page-contact .coop-card__text {
  margin: .62rem 0 0;
  font-size: .9rem;
  line-height: 1.76;
  color: var(--contact-soft);
}

.page-contact .coop-more {
  margin-top: .95rem;
  border-top: 1px dashed rgba(33, 27, 23, .2);
  padding-top: .8rem;
}

.page-contact .coop-more__summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: .84rem;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--lake);
}

.page-contact .coop-more__summary::-webkit-details-marker {
  display: none;
}

.page-contact .coop-more__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: .95rem;
  color: var(--ember);
}

.page-contact .coop-more[open] .coop-more__summary::after {
  content: "−";
}

.page-contact .coop-more__summary:hover {
  color: var(--ember);
}

.page-contact .coop-more__list {
  margin: .7rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-more__list li {
  position: relative;
  padding-left: 1rem;
  margin-top: .5rem;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .coop-more__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 9px;
  height: 1px;
  background: var(--mist);
}

/* ---------- 留言板路径 ---------- */
.page-contact .contact-board {
  padding-block: clamp(2.6rem, 6vw, 4rem);
  background: var(--paper-deep);
}

.page-contact .board-steps {
  display: grid;
  gap: .9rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: board;
}

.page-contact .board-step {
  position: relative;
  padding: 1.15rem 1.2rem 1.2rem;
  background: var(--paper-light);
  border-left: 3px solid var(--cold);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .board-step:hover {
  border-left-color: var(--flare);
  transform: translateX(3px);
}

.page-contact .board-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--lake);
  opacity: .45;
}

.page-contact .board-step__title {
  margin: .55rem 0 0;
  font-size: .98rem;
  letter-spacing: -.005em;
  color: var(--lake);
}

.page-contact .board-step__text {
  margin: .45rem 0 0;
  font-size: .86rem;
  line-height: 1.72;
  color: var(--contact-soft);
}

.page-contact .contact-board__cta {
  margin: 1.7rem 0 0;
}

/* ---------- 服务节奏 ---------- */
.page-contact .contact-rhythm {
  padding-block: clamp(2.6rem, 6vw, 4.2rem);
  background: var(--paper);
}

.page-contact .rhythm-grid {
  display: grid;
  gap: 1.6rem;
}

.page-contact .rhythm-panel {
  padding: 1.6rem 1.4rem 1.7rem;
  background: var(--night);
  color: var(--paper-light);
}

.page-contact .rhythm-panel__label {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .rhythm-panel__time {
  margin: .55rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 8vw, 2.7rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--flare);
}

.page-contact .rhythm-panel__time i {
  font-style: normal;
  font-size: .66em;
  padding: 0 .12em;
  color: var(--mist);
}

.page-contact .rhythm-panel__note {
  margin: .7rem 0 0;
  font-size: .86rem;
  line-height: 1.7;
  color: rgba(247, 241, 230, .74);
}

.page-contact .rhythm-rows {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .rhythm-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .3rem 1rem;
  padding: .7rem 0;
  border-top: 1px solid var(--contact-line-light);
  font-size: .86rem;
}

.page-contact .rhythm-row__key {
  color: rgba(247, 241, 230, .62);
}

.page-contact .rhythm-row__val {
  color: var(--paper-light);
  font-weight: 600;
  text-align: right;
}

.page-contact .rhythm-notes {
  align-self: start;
}

.page-contact .rhythm-notes__title {
  margin: 0 0 .9rem;
  font-size: 1.12rem;
  letter-spacing: -.01em;
  color: var(--lake);
  padding-bottom: .55rem;
  border-bottom: 2px solid var(--ember);
  display: inline-block;
}

.page-contact .rhythm-notes p {
  margin: 0 0 .85rem;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--contact-soft);
}

.page-contact .rhythm-notes__links {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.1rem;
}

/* ---------- 来访提示 ---------- */
.page-contact .contact-visit {
  position: relative;
  padding-block: clamp(2.4rem, 6vw, 3.8rem) clamp(2.8rem, 7vw, 4.5rem);
  background: var(--paper-deep);
  overflow: hidden;
}

.page-contact .contact-visit__grid {
  display: grid;
  gap: 1.8rem;
  align-items: center;
}

.page-contact .contact-visit__title {
  margin: .7rem 0 0;
  font-size: clamp(1.4rem, 4.4vw, 1.95rem);
  line-height: 1.28;
  letter-spacing: -.015em;
  color: var(--lake);
  max-width: 20ch;
}

.page-contact .contact-visit__text p {
  margin: .9rem 0 0;
  font-size: .93rem;
  line-height: 1.82;
  color: var(--contact-soft);
  max-width: 48ch;
}

.page-contact .contact-visit__meta {
  display: inline-block;
  margin-top: 1.15rem !important;
  padding: .55rem .85rem;
  font-size: .86rem !important;
  color: var(--lake) !important;
  background: var(--paper-light);
  border-left: 3px solid var(--ember);
}

.page-contact .contact-visit__figure {
  position: relative;
  margin: 0;
  padding-top: 16px;
}

.page-contact .contact-visit__stripe {
  position: absolute;
  top: 0;
  left: 0;
  width: 68%;
  height: 16px;
  background: repeating-linear-gradient(115deg, var(--ember) 0 18px, var(--flare) 18px 26px, var(--lake) 26px 48px);
  clip-path: polygon(0 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
}

.page-contact .contact-visit__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 22px 100%, 0 calc(100% - 22px));
  background: var(--cold);
}

/* ---------- 断言与响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-band__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .board-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-coop__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .coop-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .coop-card--campus {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .92fr);
    align-items: start;
    gap: 3rem;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, .82fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .contact-band__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 2.8rem;
    align-items: center;
  }

  .page-contact .contact-band__cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .contact-coop__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: 2.6rem;
    align-items: start;
  }

  .page-contact .contact-figure {
    position: sticky;
    top: 92px;
  }

  .page-contact .coop-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .coop-card--campus {
    grid-column: auto;
  }

  .page-contact .board-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .rhythm-grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 2.6rem;
    align-items: start;
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-chip,
  .page-contact .channel-item__value,
  .page-contact .board-step,
  .page-contact .coop-more__summary {
    transition: none;
  }

  .page-contact .board-step:hover {
    transform: none;
  }
}
<<<END>>>