.page-contact {
  --ct-gap: clamp(16px, 3vw, 36px);
  --ct-cut: 18px;
  --ct-hair: rgba(11, 27, 51, 0.16);
  --ct-soft: rgba(201, 216, 232, 0.28);
  background: var(--bone);
  color: var(--ink);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-contact .section-wrap {
  padding-block: clamp(34px, 5vw, 72px);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(18px, 3vw, 30px);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-contact .breadcrumb-item {
  color: var(--steel);
  text-decoration: none;
}

.page-contact .breadcrumb-item[aria-current="page"] {
  color: var(--ink);
}

.page-contact .ct-slash {
  color: var(--steel);
}

/* ---------- 首屏 ---------- */

.page-contact .ct-hero {
  padding-top: clamp(20px, 3vw, 40px);
  padding-bottom: clamp(30px, 4.5vw, 60px);
}

.page-contact .ct-hero-grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: end;
}

.page-contact .ct-hero-copy {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .ct-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 66px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 11em;
}

.page-contact .ct-lead {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--rain);
  max-width: 44em;
}

.page-contact .ct-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-quick li {
  display: grid;
  gap: 3px;
  padding: 10px 16px 11px;
  background: var(--night);
  color: var(--bone);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.page-contact .ct-quick-k {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--mint);
}

.page-contact .ct-quick-v {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-contact .ct-hero-media {
  position: relative;
  margin: 0;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

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

.page-contact .ct-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(201, 216, 232, 0.4);
  pointer-events: none;
}

.page-contact .ct-hero-media::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  width: clamp(90px, 22%, 150px);
  height: 6px;
  background: var(--red);
}

/* ---------- 分流板 ---------- */

.page-contact .ct-router {
  background: var(--night);
  color: var(--bone);
}

.page-contact .ct-sec-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .ct-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-contact .ct-sec-head p {
  margin: 0;
  max-width: 54em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--rain);
}

.page-contact .ct-router .ct-sec-head p {
  color: var(--frost);
}

.page-contact .ct-switch {
  position: relative;
}

.page-contact .ct-switch-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-switch-labels {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.page-contact .ct-path {
  display: grid;
  gap: 5px;
  padding: 16px 18px 18px;
  background: rgba(245, 241, 232, 0.08);
  color: var(--bone);
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .ct-path-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .ct-path-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(16px, 2vw, 18px);
  line-height: 1.35;
}

.page-contact .ct-path-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--frost);
}

.page-contact #ct-path-1:checked ~ .ct-switch-labels label[for="ct-path-1"],
.page-contact #ct-path-2:checked ~ .ct-switch-labels label[for="ct-path-2"],
.page-contact #ct-path-3:checked ~ .ct-switch-labels label[for="ct-path-3"] {
  background: var(--bone);
  color: var(--ink);
  box-shadow: inset 0 -5px 0 var(--red);
}

.page-contact #ct-path-1:checked ~ .ct-switch-labels label[for="ct-path-1"] .ct-path-desc,
.page-contact #ct-path-2:checked ~ .ct-switch-labels label[for="ct-path-2"] .ct-path-desc,
.page-contact #ct-path-3:checked ~ .ct-switch-labels label[for="ct-path-3"] .ct-path-desc {
  color: var(--rain);
}

.page-contact #ct-path-1:focus-visible ~ .ct-switch-labels label[for="ct-path-1"],
.page-contact #ct-path-2:focus-visible ~ .ct-switch-labels label[for="ct-path-2"],
.page-contact #ct-path-3:focus-visible ~ .ct-switch-labels label[for="ct-path-3"] {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
}

.page-contact .ct-panels {
  display: grid;
}

.page-contact .ct-panel {
  display: none;
}

.page-contact #ct-path-1:checked ~ .ct-panels > #ct-panel-1,
.page-contact #ct-path-2:checked ~ .ct-panels > #ct-panel-2,
.page-contact #ct-path-3:checked ~ .ct-panels > #ct-panel-3 {
  display: grid;
  gap: 14px;
  background: var(--bone);
  color: var(--ink);
  padding: clamp(18px, 3vw, 32px);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  animation: ctPanelIn 200ms var(--ease) both;
}

@keyframes ctPanelIn {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-contact .ct-panel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.4;
}

.page-contact .ct-check {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-check li {
  position: relative;
  padding-left: 24px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--rain);
}

.page-contact .ct-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 9px;
  height: 9px;
  background: var(--red);
}

.page-contact .ct-check li strong {
  color: var(--ink);
  font-weight: 700;
}

.page-contact .ct-check--tight {
  gap: 9px;
}

.page-contact .ct-panel-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 4px;
}

.page-contact .ct-textlink {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-contact .ct-textlink:hover,
.page-contact .ct-textlink:focus-visible {
  color: var(--ink);
}

/* ---------- 客服渠道 ---------- */

.page-contact .ct-channels-grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-ticket {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  padding: clamp(20px, 3vw, 34px);
  background: var(--night);
  color: var(--bone);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-contact .ct-ticket h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-contact .ct-rows {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: 1px solid rgba(201, 216, 232, 0.2);
}

.page-contact .ct-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(201, 216, 232, 0.2);
}

.page-contact .ct-row dt {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--steel);
}

.page-contact .ct-row dd {
  margin: 0;
}

.page-contact .ct-val {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.8vw, 18px);
  letter-spacing: 0.01em;
  color: var(--mint);
  word-break: break-word;
}

.page-contact .ct-val--text {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--bone);
}

.page-contact .ct-hours {
  display: grid;
  gap: 9px;
}

.page-contact .ct-hours-marks {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-contact .ct-hours-track {
  height: 6px;
  background: linear-gradient(90deg, var(--gold) 0 84%, rgba(201, 216, 232, 0.24) 84% 100%);
}

.page-contact .ct-hours-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--frost);
}

.page-contact .ct-self {
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3vw, 32px);
  background: var(--ct-soft);
  border-left: 4px solid var(--red);
}

.page-contact .ct-self h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 26px);
  line-height: 1.3;
}

.page-contact .ct-mini-links {
  margin: 0;
  font-size: 13px;
  color: var(--steel);
}

.page-contact .ct-mini-links a {
  color: var(--rain);
  text-decoration: none;
  border-bottom: 1px solid var(--ct-hair);
}

/* ---------- 内容纠错 ---------- */

.page-contact .ct-fix-grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: center;
}

.page-contact .ct-fix-media {
  margin: 0;
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

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

.page-contact .ct-fix-body {
  display: grid;
  gap: 14px;
}

.page-contact .ct-fix-body h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.page-contact .ct-fix-body > p {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--rain);
}

.page-contact .ct-steps {
  counter-reset: ctStep;
  display: grid;
  gap: 13px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-steps li {
  counter-increment: ctStep;
  position: relative;
  padding-left: 44px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--rain);
}

.page-contact .ct-steps li::before {
  content: "0" counter(ctStep);
  position: absolute;
  left: 0;
  top: 0.1em;
  padding-left: 9px;
  border-left: 2px solid var(--red);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--red);
}

/* ---------- 合作 ---------- */

.page-contact .ct-collab-grid {
  display: grid;
  gap: 12px;
}

.page-contact .ct-collab-card {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--ct-soft);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-contact .ct-card-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .ct-collab-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.35;
}

.page-contact .ct-collab-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--rain);
}

/* ---------- 联系前准备 ---------- */

.page-contact .ct-prep {
  background: var(--night);
  color: var(--bone);
}

.page-contact .ct-prep-grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-prep-copy {
  display: grid;
  gap: 12px;
}

.page-contact .ct-prep-copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.page-contact .ct-prep-copy p:not(.tag) {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--frost);
}

.page-contact .ct-prep-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(201, 216, 232, 0.2);
}

.page-contact .ct-prep-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(201, 216, 232, 0.2);
}

.page-contact .ct-prep-num {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--mint);
}

.page-contact .ct-prep-list h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  line-height: 1.35;
  color: var(--bone);
}

.page-contact .ct-prep-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--frost);
}

/* ---------- 旧入口 ---------- */

.page-contact .ct-legacy-panel {
  display: grid;
  gap: clamp(16px, 2.5vw, 28px);
  padding: clamp(20px, 3vw, 36px);
  background: var(--bone);
  border: 1px solid var(--ct-hair);
  border-left: 6px solid var(--gold);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-contact .ct-legacy-copy {
  display: grid;
  gap: 12px;
}

.page-contact .ct-legacy-copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.8vw, 29px);
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-contact .ct-legacy-copy p:not(.tag) {
  margin: 0;
  max-width: 46em;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--rain);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-contact .ct-switch-labels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 16px;
  }

  .page-contact .ct-path {
    padding: 20px 20px 22px;
  }

  .page-contact .ct-row {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }

  .page-contact .ct-row dt {
    letter-spacing: 0.12em;
  }

  .page-contact .ct-channels-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-contact .ct-fix-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  }

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

  .page-contact .ct-prep-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(24px, 4vw, 56px);
  }

  .page-contact .ct-legacy-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-hero-copy {
    gap: 22px;
  }

  .page-contact .ct-quick li {
    padding: 12px 20px 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact #ct-path-1:checked ~ .ct-panels > #ct-panel-1,
  .page-contact #ct-path-2:checked ~ .ct-panels > #ct-panel-2,
  .page-contact #ct-path-3:checked ~ .ct-panels > #ct-panel-3 {
    animation: none;
  }

  .page-contact .ct-path {
    transition: none;
  }
}