.page-contact {
  --ct-cut: 20px;
  --ct-card-pad: clamp(18px, 3vw, 28px);
  background: var(--ink);
  color: var(--cream);
  overflow-x: hidden;
}

.page-contact h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--cream);
  margin: 0;
}

.page-contact .ct-body {
  font-size: clamp(15px, 1.7vw, 16px);
  line-height: 1.9;
  color: var(--mist);
  margin: 14px 0 0;
  max-width: 36em;
}

.page-contact .ct-body--tight { margin-top: 10px; }

.page-contact .eyebrow {
  margin: 0 0 10px;
  color: var(--lime-dim);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(24px, 5vw, 54px) 0 clamp(44px, 7vw, 84px);
  isolation: isolate;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(44, 90, 74, .32) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(44, 90, 74, .32) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .85), transparent 76%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .85), transparent 76%);
  pointer-events: none;
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  top: -20%;
  width: min(700px, 90vw);
  height: min(540px, 78vw);
  z-index: -1;
  background: linear-gradient(150deg, rgba(200, 255, 61, .16), rgba(230, 192, 121, .06) 46%, transparent 74%);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 56% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .ct-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4.4vw, 46px);
}

.page-contact .ct-hero-copy { position: relative; z-index: 2; }

.page-contact .ct-h1 { margin: 16px 0 0; }

.page-contact .ct-h1-big {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(40px, 9vw, 86px);
  line-height: .94;
  font-weight: 900;
  letter-spacing: -.035em;
  color: var(--cream);
}

.page-contact .ct-h1-sub {
  display: block;
  margin-top: clamp(14px, 2vw, 20px);
  font-size: clamp(15px, 1.65vw, 19px);
  line-height: 1.7;
  font-weight: 600;
  color: var(--lime);
  max-width: 24em;
}

.page-contact .ct-lead {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.95;
  color: var(--cream);
  opacity: .86;
  max-width: 32em;
}

.page-contact .ct-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(20px, 2.6vw, 28px);
}

/* ---------- 渠道卡 ---------- */
.page-contact .ct-hero-visual { position: relative; }

.page-contact .ct-hero-figure {
  position: relative;
  margin: 0 0 18px;
  border-radius: 3px 24px 3px 24px;
  overflow: hidden;
  background: linear-gradient(150deg, rgba(200, 255, 61, .2), rgba(14, 58, 46, .7) 58%, rgba(8, 35, 28, .96));
}

.page-contact .ct-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .ct-channels-title {
  position: relative;
  z-index: 2;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--mist);
  margin: 0 0 14px;
}

.page-contact .ct-channels {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel {
  padding: var(--ct-card-pad);
  background: linear-gradient(155deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 3px var(--ct-cut) 3px var(--ct-cut);
  transition: border-color .28s var(--ease), transform .28s var(--ease);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  border-color: var(--lime-dim);
  transform: translateY(-2px);
}

.page-contact .ct-channel-no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--lime);
}

.page-contact .ct-channel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.3vw, 25px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-contact .ct-channel > p:not(.ct-channel-no):not(.ct-channel-foot) {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-channel-rows {
  display: grid;
  gap: 7px;
  margin-top: 14px;
}

.page-contact .ct-row {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 13px;
  line-height: 1.6;
}

.page-contact .ct-row-key {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--lime-dim);
}

.page-contact .ct-row-val { color: var(--cream); }

.page-contact .ct-channel-foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--sand);
  word-break: break-word;
}

/* ---------- 联系信息 ---------- */
.page-contact .ct-contact-band {
  background: var(--cream);
  color: var(--char);
  padding: clamp(40px, 6vw, 76px) 0;
  border-top: 4px solid var(--lime);
}

.page-contact .ct-contact-band h2 { color: var(--char); }

.page-contact .ct-contact-band .eyebrow { color: #6E7F75; }

.page-contact .ct-contact-lead {
  margin: 14px 0 0;
  font-size: clamp(15px, 1.7vw, 16px);
  line-height: 1.9;
  color: #3E4F47;
  max-width: 38em;
}

.page-contact .ct-info-list {
  margin: clamp(22px, 3vw, 34px) 0 0;
  display: grid;
}

.page-contact .ct-info-row {
  display: grid;
  gap: 4px;
  padding: clamp(14px, 2vw, 20px) 0;
  border-top: 1px solid rgba(16, 22, 19, .18);
}

.page-contact .ct-info-row:last-child {
  border-bottom: 1px solid rgba(16, 22, 19, .18);
}

.page-contact .ct-info-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: #5A6B61;
}

.page-contact .ct-info-val {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.1vw, 22px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--char);
}

.page-contact .ct-info-val--mono {
  font-family: var(--font-mono);
  word-break: break-word;
}

.page-contact .ct-contact-note {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: #3E4F47;
  max-width: 40em;
  padding-left: 16px;
  border-left: 3px solid var(--brick);
}

.page-contact .ct-contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 26px;
}

.page-contact .ct-textlink {
  font-size: 15px;
  color: var(--char);
  text-decoration: underline;
  text-underline-offset: 5px;
  text-decoration-thickness: 1px;
}

.page-contact .ct-textlink--light {
  color: var(--cream);
  text-decoration-color: var(--lime-dim);
}

/* ---------- 反馈要素 ---------- */
.page-contact .ct-feedback {
  padding: clamp(44px, 6.4vw, 84px) 0;
}

.page-contact .ct-head {
  max-width: 40em;
  margin-bottom: clamp(24px, 3.4vw, 38px);
}

.page-contact .ct-head-note {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .ct-feedback-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 38px);
}

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

.page-contact .ct-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 3px 22px 3px 22px;
  border: 1px solid var(--line);
}

.page-contact .ct-figure-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  line-height: 1.7;
  color: var(--mist);
}

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

.page-contact .ct-step {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(14, 58, 46, .55);
  border: 1px solid var(--line);
  border-radius: 3px 16px 3px 16px;
  transition: border-color .28s var(--ease);
}

.page-contact .ct-step:hover { border-color: var(--lime-dim); }

.page-contact .ct-step-no {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--lime);
  border-radius: 50%;
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
}

.page-contact .ct-step-title {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--cream);
}

.page-contact .ct-step-text {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-draft {
  margin-top: clamp(16px, 2.4vw, 24px);
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--panel);
  border-left: 3px solid var(--sand);
  border-radius: 0 14px 0 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 2;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.page-contact .ct-draft-line { margin: 0; }

.page-contact .ct-draft-key {
  color: var(--sand);
  margin-right: 10px;
  letter-spacing: .1em;
}

.page-contact .ct-flag {
  display: flex;
  gap: 10px;
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: #E4D6C2;
}

.page-contact .ct-flag::before {
  content: "";
  flex: 0 0 auto;
  margin-top: 9px;
  width: 0;
  height: 0;
  border-left: 9px solid var(--brick);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

/* ---------- 数据纠错 ---------- */
.page-contact .ct-correction {
  padding: clamp(40px, 5.6vw, 72px) 0;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(230, 192, 121, .08), transparent 60%),
    var(--ink);
}

.page-contact .ct-correction-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
}

.page-contact .ct-correction .btn { margin-top: 20px; }

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  align-content: start;
}

.page-contact .ct-checklist li {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--cream);
}

.page-contact .ct-checklist li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 8px;
  background: var(--sand);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* ---------- 合作与资质 ---------- */
.page-contact .ct-collab {
  padding: clamp(40px, 5.6vw, 72px) 0;
}

.page-contact .ct-collab-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .ct-collab-card {
  padding: var(--ct-card-pad);
  background: linear-gradient(160deg, rgba(18, 63, 50, .95), rgba(8, 35, 28, .92));
  border: 1px solid var(--line);
  border-radius: 3px var(--ct-cut) 3px var(--ct-cut);
}

.page-contact .ct-collab-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 800;
  color: var(--cream);
}

.page-contact .ct-collab-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-collab-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-collab-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--lime-dim);
}

.page-contact .ct-collab-foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-collab-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 20px;
}

/* ---------- 服务时段 ---------- */
.page-contact .ct-hours {
  padding: clamp(46px, 7.5vw, 96px) 0 clamp(44px, 6vw, 76px);
  border-top: 1px solid var(--line);
  background:
    radial-gradient(100% 120% at 0% 100%, rgba(200, 255, 61, .08), transparent 62%),
    var(--ink);
}

.page-contact .ct-hours-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 8px;
}

.page-contact .ct-hours-item {
  padding: 18px 0 6px;
  border-top: 2px solid var(--line);
}

.page-contact .ct-hours-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(28px, 4.4vw, 44px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--sand);
}

.page-contact .ct-hours-label {
  display: block;
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 22em;
}

.page-contact .ct-hours-note {
  margin: clamp(24px, 3vw, 34px) 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--cream);
  opacity: .84;
  max-width: 40em;
}

.page-contact .ct-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 34px);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-info-row {
    grid-template-columns: 132px 1fr;
    align-items: baseline;
    gap: 28px;
  }

  .page-contact .ct-hours-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 880px) {
  .page-contact .ct-feedback-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-contact .ct-correction-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

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

@media (min-width: 940px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: clamp(30px, 4vw, 56px);
  }

  .page-contact .ct-hero-visual { padding-top: 10px; }

  .page-contact .ct-hero-figure {
    position: absolute;
    top: -30px;
    right: -4%;
    width: 66%;
    margin: 0;
    opacity: .5;
    z-index: 0;
    pointer-events: none;
  }

  .page-contact .ct-channel:nth-child(2) { margin-left: 18px; }
  .page-contact .ct-channel:nth-child(3) { margin-left: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-step {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-within {
    transform: none;
  }
}