.page-contact {
  --co-accent: var(--turf-hi);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumb {
  margin-top: clamp(20px, 3vw, 32px);
  font-size: 14px;
  color: var(--rail);
}

/* ---------- 首屏 ---------- */
.page-contact .co-hero {
  padding: clamp(26px, 5vw, 52px) 0 clamp(22px, 4vw, 38px);
  max-width: 940px;
}

.page-contact .co-hero .eyebrow {
  margin: 0;
  color: var(--flare);
  letter-spacing: .18em;
  font-size: 12px;
  text-transform: uppercase;
}

.page-contact .co-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 66px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .co-hero .lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 2.2vw, 19px);
  line-height: 1.78;
  color: rgba(246, 245, 239, .82);
}

/* ---------- 首屏分栏 ---------- */
.page-contact .co-split {
  display: grid;
  gap: 16px;
  padding-bottom: clamp(36px, 6vw, 72px);
}

.page-contact .co-dirs-cap {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--rail);
}

.page-contact .co-dir {
  --accent: var(--turf-hi);
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 4px 14px;
  padding: 16px 26px 16px 20px;
  margin-bottom: 10px;
  background: var(--ink-2);
  box-shadow: inset 3px 0 0 var(--accent);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  transition: transform .25s ease-out, background-color .25s ease-out;
}

.page-contact .co-dir:hover {
  transform: translateX(4px);
  background: #1a3157;
}

.page-contact .co-dir--2 { --accent: var(--flare); }
.page-contact .co-dir--3 { --accent: var(--concede); }
.page-contact .co-dir--4 { --accent: var(--goal); }

.page-contact .co-dir__no {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--accent);
}

.page-contact .co-dir__name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(17px, 2.4vw, 20px);
  color: var(--paper);
  letter-spacing: -.01em;
}

.page-contact .co-dir__hint {
  grid-column: 1 / -1;
  font-size: 14px;
  line-height: 1.7;
  color: var(--rail);
}

.page-contact .co-split__cue {
  margin: 18px 0 0;
  font-size: 15px;
}

.page-contact .co-split__cue a {
  color: var(--flare);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 250, 75, .45);
  padding-bottom: 2px;
}

/* ---------- 联系方式浮动面板 ---------- */
.page-contact .co-contact {
  position: relative;
  padding: clamp(24px, 4vw, 34px) clamp(22px, 3.4vw, 30px) clamp(28px, 4.4vw, 38px);
  background: linear-gradient(158deg, var(--ink-2) 0%, var(--deep) 100%);
  box-shadow: inset 0 0 0 1px rgba(216, 250, 75, .34);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-contact .co-contact__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--flare);
}

.page-contact .co-contact__title {
  margin: 12px 0 22px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(19px, 2.8vw, 24px);
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .co-contact__list {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-contact .co-contact__row {
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .co-contact__row:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .co-contact__row dt {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--rail);
  margin-bottom: 6px;
}

.page-contact .co-contact__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .co-contact__row dd a {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 3.2vw, 19px);
  color: var(--flare);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(216, 250, 75, .38);
}

.page-contact .co-contact__note {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.72;
  color: var(--rail);
}

/* ---------- 通用章节节奏 ---------- */
.page-contact .section {
  padding: clamp(42px, 7vw, 84px) 0 0;
}

.page-contact .section .eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--turf-hi);
}

.page-contact .section-title {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(28px, 5.2vw, 50px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .section .lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.8;
  color: rgba(246, 245, 239, .76);
}

/* ---------- 合作方向 ---------- */
.page-contact .co-dirs__body {
  margin-top: clamp(26px, 4vw, 44px);
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .co-dir-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .co-dir-x {
  border-top: 1px solid var(--line);
}

.page-contact .co-dir-x:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .co-dir-x > summary {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 34px 20px 4px;
  cursor: pointer;
  list-style: none;
  position: relative;
}

.page-contact .co-dir-x > summary::-webkit-details-marker { display: none; }

.page-contact .co-dir-x > summary::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--flare);
  transition: transform .25s ease-out;
}

.page-contact .co-dir-x[open] > summary::after {
  content: "−";
}

.page-contact .co-dir-x__no {
  font-size: 16px;
  font-weight: 800;
  color: var(--turf-hi);
}

.page-contact .co-dir-x__name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(18px, 2.6vw, 22px);
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .co-dir-x__body {
  padding: 0 4px 24px;
  display: grid;
  gap: 12px;
}

.page-contact .co-dir-x__body p {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(246, 245, 239, .78);
}

.page-contact .co-dir-x__meta {
  display: flex;
  gap: 12px;
  font-size: 14px;
  color: var(--rail);
}

.page-contact .co-dir-x__meta .mono {
  flex: 0 0 auto;
  color: var(--concede);
  letter-spacing: .08em;
}

.page-contact .co-dirs__shot {
  margin: 0;
}

.page-contact .co-dirs__shot figcaption {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--rail);
}

/* ---------- 流程带 ---------- */
.page-contact .co-steps {
  list-style: none;
  margin: clamp(28px, 4.5vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .co-step {
  position: relative;
  padding: 30px 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .co-step::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--flare);
}

.page-contact .co-step__no {
  display: block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .14em;
  color: var(--goal);
}

.page-contact .co-step__name {
  margin: 8px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 21px);
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .co-step__desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246, 245, 239, .78);
}

.page-contact .co-step__note {
  margin: 12px 0 0;
  padding: 10px 14px;
  background: rgba(20, 41, 75, .72);
  border-left: 2px solid var(--turf-hi);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--rail);
}

/* ---------- 合作支持 ---------- */
.page-contact .co-support__grid {
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .co-sup {
  padding: 22px 0 0;
  border-top: 2px solid var(--turf);
}

.page-contact .co-sup__name {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(17px, 2.3vw, 20px);
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .co-sup p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(246, 245, 239, .76);
}

.page-contact .co-stats {
  margin-top: clamp(32px, 5vw, 54px);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .co-stat {
  background: var(--ink);
  padding: 20px 16px 22px;
}

.page-contact .co-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: clamp(26px, 5.4vw, 40px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--flare);
}

.page-contact .co-stat__unit {
  font-size: .5em;
  font-weight: 700;
  margin-left: 2px;
  color: var(--turf-hi);
}

.page-contact .co-stat__label {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--rail);
}

.page-contact .co-support__more {
  margin: clamp(26px, 4vw, 38px) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(246, 245, 239, .7);
}

.page-contact .co-support__more a {
  color: var(--flare);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 250, 75, .4);
}

/* ---------- 宽幅氛围图 ---------- */
.page-contact .co-wide {
  margin: clamp(40px, 7vw, 76px) 0 0;
}

/* ---------- 联系方式纸面区 ---------- */
.page-contact .co-desk {
  margin-top: clamp(34px, 5.5vw, 60px);
  padding: clamp(28px, 5vw, 56px) clamp(22px, 4vw, 52px) clamp(30px, 5vw, 56px);
  background: var(--paper);
  color: var(--deep);
  border-radius: 28px;
}

.page-contact .co-desk .eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--turf);
}

.page-contact .co-desk .section-title {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--deep);
}

.page-contact .co-desk__lede {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.8;
  color: #45566b;
}

.page-contact .co-desk__grid {
  margin-top: clamp(24px, 4vw, 40px);
  display: grid;
  gap: 1px;
  background: rgba(8, 18, 31, .1);
  border: 1px solid rgba(8, 18, 31, .1);
}

.page-contact .co-desk__item {
  background: var(--paper);
  padding: 20px 18px 22px;
}

.page-contact .co-desk__k {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--turf);
}

.page-contact .co-desk__v {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(16px, 2.6vw, 20px);
  line-height: 1.5;
  color: var(--deep);
  word-break: break-word;
}

.page-contact .co-desk__m {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: #45566b;
}

.page-contact .co-desk__foot {
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding-top: 20px;
  border-top: 1px solid rgba(8, 18, 31, .12);
  font-size: 14.5px;
  line-height: 1.8;
  color: #45566b;
}

.page-contact .co-desk__foot a {
  color: var(--turf);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 122, 70, .45);
}

/* ---------- 图片基础约束 ---------- */
.page-contact img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .co-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-contact .co-step {
    padding: 32px 24px 0 0;
  }
}

@media (min-width: 900px) {
  .page-contact .co-split {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .co-contact {
    margin-top: 4px;
  }

  .page-contact .co-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(14px, 2.2vw, 28px);
  }

  .page-contact .co-step {
    padding-right: 18px;
  }
}

@media (min-width: 980px) {
  .page-contact .co-dirs__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.74fr);
    align-items: start;
  }

  .page-contact .co-support__grid {
    gap: clamp(26px, 3.4vw, 48px);
  }

  .page-contact .co-desk__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
</final>