/* ============ 合作联系 · /cooperation/ ============ */
.page-contact {
  --c-panel: linear-gradient(150deg, var(--coral) 0%, #ff8a5c 58%, #ffb98a 100%);
  --c-dark-body: rgba(251, 247, 242, .78);
  --c-dark-line: rgba(255, 255, 255, .2);
  background: var(--pearl);
  color: var(--ink);
  overflow-x: hidden;
}

.page-contact .c-hero {
  padding-top: clamp(20px, 4vw, 40px);
  padding-bottom: clamp(28px, 5vw, 52px);
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(255, 107, 74, .12) 0%, transparent 58%),
    radial-gradient(90% 70% at 4% 96%, rgba(47, 163, 107, .1) 0%, transparent 60%),
    var(--pearl);
}

.page-contact .c-hero__grid {
  margin-top: clamp(20px, 3.4vw, 34px);
  display: grid;
  gap: clamp(22px, 3.6vw, 46px);
}

.page-contact .c-hero__lead .h-display {
  margin: 10px 0 0;
  font-size: clamp(34px, 7.4vw, 68px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--deep);
}

.page-contact .c-hero__lead .lede {
  margin-top: 18px;
  max-width: 34em;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .c-hero__acts {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .c-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .c-hero__fact {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px 14px 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-1);
}

.page-contact .c-hero__fact::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--ocean);
  box-shadow: 0 0 0 3px rgba(11, 111, 184, .16);
}

.page-contact .c-hero__num {
  font-size: 24px;
  font-weight: 700;
  color: var(--coral);
  line-height: 1;
}

.page-contact .c-hero__cap {
  font-size: 14px;
  color: var(--ink-soft);
}

/* ---- 顶部横幅 ---- */
.page-contact .c-banner {
  margin: 0 auto;
  max-width: var(--wrap);
  padding: 0 var(--gutter);
}

.page-contact .c-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
  border-radius: var(--r-lg);
  box-shadow: var(--sh-2);
}

.page-contact .c-banner .media__cap {
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-soft);
}

/* ---- 三条合作方向 ---- */
.page-contact .c-tracks {
  background: var(--pearl);
}

.page-contact .c-track-grid {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .c-track {
  position: relative;
  padding: 22px 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: #fff;
  box-shadow: var(--sh-1);
  overflow: hidden;
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .c-track::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ocean), var(--coral));
  transform: scaleX(.22);
  transform-origin: left;
  transition: transform .4s var(--ease);
}

.page-contact .c-track:hover,
.page-contact .c-track:focus-within {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-contact .c-track:hover::after,
.page-contact .c-track:focus-within::after {
  transform: scaleX(1);
}

.page-contact .c-track__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--mist);
  color: var(--deep);
  font-weight: 700;
  font-size: 14px;
}

.page-contact .c-track .h-card {
  margin: 14px 0 8px;
  font-size: 21px;
  color: var(--deep);
}

.page-contact .c-track__who {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ocean);
  background: rgba(11, 111, 184, .08);
  border-radius: var(--r-sm);
  padding: 8px 10px;
}

.page-contact .c-track__body {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .c-fold {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px dashed var(--line-strong);
}

.page-contact .c-fold > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--coral);
}

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

.page-contact .c-fold > summary::before {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  transition: transform .2s var(--ease);
}

.page-contact .c-fold[open] > summary::before {
  transform: rotate(45deg);
}

.page-contact .c-fold > summary:focus-visible {
  outline: 2px solid var(--ocean);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

.page-contact .c-fold__list {
  margin: 12px 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .c-fold__list li + li {
  margin-top: 6px;
}

.page-contact .c-tracks__note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .c-tracks__note a {
  color: var(--ocean);
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 107, 74, .5);
  padding-bottom: 1px;
}

.page-contact .c-tracks__note a:hover {
  border-bottom-color: var(--coral);
}

/* ---- 四步流程（深色区） ---- */
.page-contact .c-flow {
  background:
    radial-gradient(80% 60% at 12% 0%, rgba(11, 111, 184, .55) 0%, transparent 62%),
    linear-gradient(180deg, var(--deep) 0%, var(--deep-900) 100%);
  color: var(--pearl);
}

.page-contact .c-flow .h-section {
  color: var(--pearl);
}

.page-contact .eyebrow--onDark {
  color: var(--coral-soft);
}

.page-contact .prose--onDark {
  color: var(--c-dark-body);
}

.page-contact .c-steps {
  list-style: none;
  margin: clamp(24px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: cstep;
}

.page-contact .c-step {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--c-dark-line);
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, .05);
  transition: background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}

.page-contact .c-step:hover,
.page-contact .c-step:focus-within {
  background: rgba(255, 255, 255, .1);
  border-color: rgba(255, 107, 74, .7);
  transform: translateY(-3px);
}

.page-contact .c-step__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .3);
  color: var(--pearl);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-contact .c-step:hover .c-step__no {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink);
}

.page-contact .c-step__title {
  margin: 14px 0 8px;
  font-size: 19px;
  color: var(--pearl);
}

.page-contact .c-step__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-dark-body);
}

.page-contact .c-step__time {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(255, 255, 255, .22);
  font-size: 13px;
  color: var(--coral-soft);
}

.page-contact .c-flow__figure {
  margin: clamp(28px, 4vw, 48px) 0 0;
  max-width: 900px;
}

.page-contact .c-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--r-lg);
  border: 1px solid var(--c-dark-line);
}

.page-contact .c-flow__figure .media__cap {
  margin-top: 10px;
  font-size: 13px;
  color: var(--c-dark-body);
}

/* ---- 联系方式高对比色块 ---- */
.page-contact .c-reach {
  background: var(--mist);
}

.page-contact .c-reach__panel {
  position: relative;
  padding: clamp(24px, 4vw, 52px);
  background: var(--c-panel);
  clip-path: polygon(0 0, calc(100% - 52px) 0, 100% 52px, 100% 100%, 0 100%);
  filter: drop-shadow(0 26px 46px rgba(6, 58, 99, .26));
}

.page-contact .c-reach__panel .h-section {
  margin: 8px 0 0;
  color: var(--ink);
  font-size: clamp(26px, 3.6vw, 36px);
}

.page-contact .eyebrow--onCoral {
  color: rgba(16, 24, 32, .62);
}

.page-contact .c-reach__grid {
  margin-top: clamp(20px, 3vw, 34px);
  display: grid;
  gap: 14px;
}

.page-contact .c-reach__item {
  padding: 18px 18px 16px;
  background: rgba(251, 247, 242, .92);
  border: 1px solid rgba(16, 24, 32, .12);
  border-radius: var(--r-md);
}

.page-contact .c-reach__k {
  display: block;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--deep);
  opacity: .72;
}

.page-contact .c-reach__v {
  margin: 8px 0 0;
  font-size: clamp(15px, 2.2vw, 20px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--deep);
  word-break: break-word;
}

.page-contact .c-reach__v--addr {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.7;
  letter-spacing: 0;
}

.page-contact .c-reach__n {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .c-reach__acts {
  margin-top: clamp(20px, 3vw, 30px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .c-reach__panel .btn--ghost {
  border-color: rgba(16, 24, 32, .35);
  color: var(--ink);
}

.page-contact .c-reach__panel .btn--ghost:hover {
  border-color: var(--ink);
}

/* ---- 材料清单 ---- */
.page-contact .c-prep {
  background: var(--pearl);
}

.page-contact .c-prep__grid {
  margin-top: clamp(20px, 3vw, 34px);
  gap: clamp(20px, 3vw, 40px);
}

.page-contact .c-prep__aside {
  padding: 18px 18px 20px;
  border-left: 4px solid var(--palm);
  background: rgba(47, 163, 107, .07);
  border-radius: 0 var(--r-md) var(--r-md) 0;
}

.page-contact .c-prep__asideNo {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--palm);
}

.page-contact .c-prep__asideText {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .c-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .c-checklist li {
  position: relative;
  padding: 15px 16px 15px 50px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-1);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .c-checklist li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 50%;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  border-radius: 6px;
  border: 1.5px solid var(--palm);
  background: rgba(47, 163, 107, .12);
}

.page-contact .c-checklist li::after {
  content: "";
  position: absolute;
  left: 21px;
  top: 50%;
  width: 9px;
  height: 5px;
  margin-top: -5px;
  border-left: 2px solid var(--palm);
  border-bottom: 2px solid var(--palm);
  transform: rotate(-45deg);
}

/* ---- 响应安排 ---- */
.page-contact .c-resp {
  background: var(--mist);
}

.page-contact .c-resp__rows {
  margin-top: clamp(18px, 3vw, 30px);
  display: grid;
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-contact .c-resp__row {
  padding: 18px 18px 18px 22px;
  background: var(--pearl);
  display: grid;
  gap: 8px;
}

.page-contact .c-resp__k {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ocean);
}

.page-contact .c-resp__v {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---- 常见提问 ---- */
.page-contact .c-faq {
  background: var(--pearl);
}

.page-contact .c-faq__grid {
  margin-top: clamp(20px, 3vw, 32px);
  display: grid;
  gap: 14px;
}

.page-contact .c-faq__item {
  position: relative;
  padding: 20px 20px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
}

.page-contact .c-faq__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--ocean);
}

.page-contact .c-faq__item .h-card {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--deep);
}

.page-contact .c-faq__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---- 到访与邮寄 ---- */
.page-contact .c-visit {
  background: var(--pearl);
  padding-bottom: clamp(40px, 6vw, 84px);
}

.page-contact .c-visit__box {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 3.4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, #fff 0%, var(--mist) 100%);
  box-shadow: var(--sh-1);
}

.page-contact .c-visit__text .h-section {
  margin: 8px 0 0;
  font-size: clamp(24px, 3.2vw, 32px);
  color: var(--deep);
}

.page-contact .c-visit__text .prose {
  margin-top: 14px;
}

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

.page-contact .c-visit__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .c-visit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 1px;
  background: var(--coral);
}

.page-contact .c-visit__side {
  padding: 18px;
  border-radius: var(--r-md);
  background: var(--deep);
  color: var(--pearl);
}

.page-contact .c-visit__sideK {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--coral-soft);
}

.page-contact .c-visit__sideV {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  font-weight: 600;
  word-break: break-word;
}

.page-contact .c-visit__sideNote {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(255, 255, 255, .24);
  font-size: 13px;
  color: rgba(251, 247, 242, .76);
}

.page-contact .c-visit__side .c-visit__sideV + .c-visit__sideK {
  margin-top: 16px;
}

/* ============ 响应式 ============ */
@media (min-width: 700px) {
  .page-contact .c-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .c-hero__fact {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 16px 16px 16px 30px;
  }

  .page-contact .c-track-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .c-reach__item:last-child {
    grid-column: 1 / -1;
  }

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

  .page-contact .c-resp__row {
    grid-template-columns: 180px minmax(0, 1fr);
    align-items: start;
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact .c-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }

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

  .page-contact .c-steps {
    position: relative;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(18px, 2.2vw, 30px);
  }

  .page-contact .c-steps::before {
    content: "";
    position: absolute;
    left: 26px;
    right: 26px;
    top: 42px;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 255, 255, .12), rgba(255, 107, 74, .7), rgba(255, 255, 255, .12));
    pointer-events: none;
  }

  .page-contact .c-step__no {
    position: relative;
    z-index: 1;
    background: var(--deep);
  }

  .page-contact .c-prep__grid {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }

  .page-contact .c-visit__box {
    grid-template-columns: 8fr 4fr;
    align-items: start;
  }

  .page-contact .c-reach__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .c-reach__item:last-child {
    grid-column: auto;
  }
}

@media (min-width: 1180px) {
  .page-contact .c-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-track,
  .page-contact .c-step,
  .page-contact .c-track::after,
  .page-contact .c-fold > summary::before {
    transition: none;
  }

  .page-contact .c-track:hover,
  .page-contact .c-step:hover {
    transform: none;
  }
}
<<<END>>>