.page-contact {
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 页头 ---------- */
.page-contact .cp-head {
  position: relative;
  overflow: hidden;
  padding-block: clamp(28px, 5vw, 56px) clamp(34px, 6vw, 66px);
  border-bottom: 1px solid var(--paper-line);
  background:
    linear-gradient(180deg, rgba(127, 178, 255, 0.10) 0%, rgba(243, 238, 228, 0) 62%),
    var(--paper);
}

.page-contact .cp-head::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -46%;
  width: 58vw;
  height: 58vw;
  max-width: 560px;
  max-height: 560px;
  background: radial-gradient(circle at 32% 32%, rgba(22, 64, 127, 0.14), rgba(22, 64, 127, 0) 66%);
  pointer-events: none;
}

.page-contact .cp-head .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .cp-eyebrow {
  margin: 20px 0 12px;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brand);
}

.page-contact .cp-h1 {
  margin: 0 0 20px;
  max-width: 16em;
  font-size: clamp(34px, 7.4vw, 82px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.page-contact .cp-lede {
  max-width: 40em;
  margin: 0;
  color: var(--ink-2);
}

.page-contact .cp-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--paper-line);
  background: var(--paper-line);
}

.page-contact .cp-facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px;
  background: var(--paper-card);
}

.page-contact .cp-facts__k {
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 800;
  line-height: 1;
  color: var(--brand);
}

.page-contact .cp-facts__v {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-2);
}

/* ---------- 三通道卡片 ---------- */
.page-contact .cp-channels {
  background: var(--paper);
}

.page-contact .cp-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.page-contact .cp-channel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 24px 20px 28px;
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
  border-top: 3px solid var(--brand);
  transition:
    transform 160ms var(--ease),
    border-color 160ms var(--ease),
    box-shadow 160ms var(--ease);
}

.page-contact .cp-channel:hover {
  transform: translateY(-2px);
  border-color: var(--signal);
  box-shadow: 0 10px 26px -18px rgba(11, 26, 43, 0.55);
}

.page-contact .cp-channel--repair {
  border-top-color: var(--amber);
}

.page-contact .cp-channel--select {
  border-top-color: var(--brand);
}

.page-contact .cp-channel--partner {
  border-top-color: var(--steel);
}

.page-contact .cp-channel__mark {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .cp-channel__title {
  margin: 0;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--ink);
}

.page-contact .cp-channel__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-contact .cp-channel__need {
  padding-top: 14px;
  border-top: 1px dashed var(--paper-line);
}

.page-contact .cp-channel__need h4 {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--steel);
}

.page-contact .cp-channel__need ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .cp-channel__need li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-contact .cp-channel__need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 6px;
  height: 1px;
  background: var(--signal);
}

.page-contact .cp-channel__resp {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--paper-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .cp-channel__resp .mono {
  color: var(--warn);
  font-weight: 700;
}

.page-contact .cp-channel__link {
  align-self: flex-start;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid var(--paper-line);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .cp-channel__link:hover,
.page-contact .cp-channel__link:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* ---------- 表单区 ---------- */
.page-contact .cp-formsec {
  background: var(--paper-card);
  border-top: 1px solid var(--paper-line);
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .cp-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
}

.page-contact .cp-field {
  margin-bottom: 24px;
}

.page-contact .cp-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-contact .cp-field__label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-contact .cp-input {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 2px;
  font-family: inherit;
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--steel-soft);
  border-radius: 0;
  transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease);
}

.page-contact .cp-input::placeholder {
  color: var(--steel);
  opacity: 0.72;
}

.page-contact .cp-input:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  border-bottom-color: var(--brand);
  box-shadow: 0 1px 0 0 var(--brand);
}

.page-contact .cp-input--select {
  padding-right: 34px;
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--steel) 50%),
    linear-gradient(135deg, var(--steel) 50%, transparent 50%);
  background-position:
    calc(100% - 15px) calc(50% + 2px),
    calc(100% - 10px) calc(50% + 2px);
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.page-contact .cp-input--area {
  min-height: 124px;
  padding: 12px 14px;
  line-height: 1.7;
  border: 1px solid var(--paper-line);
  background: var(--paper);
  resize: vertical;
}

.page-contact .cp-input--area:focus {
  border-color: var(--brand);
  box-shadow: none;
}

.page-contact .cp-field__hint {
  margin: 7px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .cp-submit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 6px;
  padding-top: 20px;
  border-top: 1px solid var(--paper-line);
}

.page-contact .cp-submit__note {
  flex: 1 1 22em;
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 右侧节奏轨道 ---------- */
.page-contact .cp-rail {
  padding: 26px 22px 28px;
  background: var(--ink);
  border: 1px solid var(--ink);
  color: var(--paper);
}

.page-contact .cp-rail__kicker {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue-soft);
}

.page-contact .cp-rail__title {
  margin: 0 0 22px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: #fff;
}

.page-contact .cp-rail__list {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-contact .cp-rail__item {
  position: relative;
  margin-left: 4px;
  padding: 0 0 20px 22px;
  border-left: 1px solid rgba(243, 238, 228, 0.2);
}

.page-contact .cp-rail__item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .cp-rail__item::before {
  content: "";
  position: absolute;
  left: -3.5px;
  top: 5px;
  width: 6px;
  height: 6px;
  background: var(--blue-soft);
}

.page-contact .cp-rail__item--key::before {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(232, 121, 43, 0.22);
}

.page-contact .cp-rail__when {
  margin: 0 0 5px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--blue-soft);
}

.page-contact .cp-rail__item--key .cp-rail__when {
  color: var(--amber-soft);
}

.page-contact .cp-rail__what {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 238, 228, 0.82);
}

.page-contact .cp-rail__alert {
  margin: 0;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--paper);
  border: 1px solid rgba(245, 166, 91, 0.45);
  background: rgba(232, 121, 43, 0.14);
}

.page-contact .cp-rail__alert strong {
  font-family: var(--font-mono);
  color: var(--amber-soft);
}

/* ---------- 提交之后 ---------- */
.page-contact .cp-after {
  background: var(--paper);
}

.page-contact .cp-after__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-contact .cp-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .cp-steps > li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 22px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .cp-steps > li:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-contact .cp-steps__n {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  font-size: 14px;
  font-weight: 700;
  color: var(--brand);
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
}

.page-contact .cp-steps__body h3 {
  margin: 8px 0 8px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .cp-steps__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .cp-after__side {
  display: grid;
  gap: 20px;
}

.page-contact .cp-window {
  padding: 18px 20px 20px;
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
  border-left: 3px solid var(--warn);
}

.page-contact .cp-window--calm {
  border-left-color: var(--brand);
}

.page-contact .cp-window__k {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .cp-window__v {
  margin: 0 0 10px;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .cp-window__v .mono {
  color: var(--brand);
}

.page-contact .cp-window__p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 联系方式（深色分区） ---------- */
.page-contact .cp-reach {
  background: var(--ink);
  color: var(--paper);
}

.page-contact .cp-reach__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .cp-reach__title {
  margin: 12px 0 16px;
  font-size: clamp(26px, 4.4vw, 46px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: #fff;
}

.page-contact .cp-reach .section-head__num {
  color: var(--blue-soft);
}

.page-contact .cp-reach__p {
  max-width: 34em;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(243, 238, 228, 0.78);
}

.page-contact .cp-reach__list {
  margin: 0;
}

.page-contact .cp-reach__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(243, 238, 228, 0.16);
}

.page-contact .cp-reach__row:first-child {
  border-top: 1px solid rgba(243, 238, 228, 0.16);
}

.page-contact .cp-reach__row dt {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-soft);
}

.page-contact .cp-reach__row dd {
  margin: 0;
  font-size: clamp(17px, 2.6vw, 23px);
  font-weight: 600;
  line-height: 1.4;
  color: #fff;
  overflow-wrap: anywhere;
}

.page-contact .cp-reach__note {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(243, 238, 228, 0.16);
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel-soft);
}

/* ---------- 培训与合作 ---------- */
.page-contact .cp-training {
  background: var(--paper);
}

.page-contact .cp-training__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .cp-track {
  padding-top: 20px;
  border-top: 2px solid var(--brand);
}

.page-contact .cp-track--partner {
  border-top-color: var(--amber);
}

.page-contact .cp-track__title {
  margin: 0 0 10px;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .cp-track__lead {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .cp-track__list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-contact .cp-track__list li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--paper-line);
}

.page-contact .cp-track__n {
  font-size: 13px;
  font-weight: 700;
  color: var(--signal);
  line-height: 1.6;
}

.page-contact .cp-track__list h4 {
  margin: 0 0 5px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .cp-track__list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .cp-track__facts {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-contact .cp-track__facts li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 0;
  border-top: 1px solid var(--paper-line);
}

.page-contact .cp-track__fk {
  flex: 0 0 84px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--brand);
}

.page-contact .cp-track--partner .cp-track__fk {
  color: var(--amber);
}

.page-contact .cp-track__fv {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-contact .cp-track__foot {
  margin: 0;
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-2);
  background: var(--paper-card);
  border-left: 3px solid var(--paper-line);
}

.page-contact .cp-training__media {
  margin-top: 32px;
}

/* ---------- 媒体通用 ---------- */
.page-contact .media {
  margin: 0;
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
}

.page-contact .media__inner {
  overflow: hidden;
}

.page-contact .media__inner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .media__caption {
  padding: 12px 16px 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--steel);
  border-top: 1px solid var(--paper-line);
}

/* ---------- 延伸阅读 ---------- */
.page-contact .cp-more {
  background: var(--paper-card);
  border-top: 1px solid var(--paper-line);
}

.page-contact .cp-more__title {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .cp-more__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--paper-line);
}

.page-contact .cp-more__list li {
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .cp-more__list a {
  display: block;
  padding: 15px 2px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  transition: color 160ms var(--ease), padding-left 160ms var(--ease);
}

.page-contact .cp-more__list a:hover,
.page-contact .cp-more__list a:focus-visible {
  color: var(--signal);
  padding-left: 8px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .cp-cols {
    grid-template-columns: 1fr 1fr;
    column-gap: 30px;
  }

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

  .page-contact .cp-facts li {
    flex-direction: column;
    gap: 8px;
  }
}

@media (min-width: 900px) {
  .page-contact .cp-channel-grid {
    grid-template-columns: 1.18fr 1fr 0.9fr;
    gap: 20px;
  }

  .page-contact .cp-channel--repair {
    padding-bottom: 96px;
  }

  .page-contact .cp-channel--select {
    padding-bottom: 60px;
  }

  .page-contact .cp-channel--partner {
    padding-bottom: 34px;
  }

  .page-contact .cp-after__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-contact .cp-training__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
  }

  .page-contact .cp-reach__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .cp-reach__row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 980px) {
  .page-contact .cp-form-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .cp-rail {
    position: sticky;
    top: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cp-channel,
  .page-contact .cp-channel__link,
  .page-contact .cp-input,
  .page-contact .cp-more__list a {
    transition: none;
  }

  .page-contact .cp-channel:hover {
    transform: none;
  }

  .page-contact .cp-more__list a:hover,
  .page-contact .cp-more__list a:focus-visible {
    padding-left: 2px;
  }
}