.page-contact {
  background: var(--navy-900);
  color: var(--paper);
  font-family: var(--font-body);
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-contact .pc-crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .25s var(--ease-out), border-color .25s var(--ease-out);
}

.page-contact .pc-crumbs a:hover,
.page-contact .pc-crumbs a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--gold);
}

.page-contact .pc-crumbs__sep {
  color: rgba(201, 168, 106, .55);
}

.page-contact .pc-crumbs__here {
  color: var(--teal);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-top: clamp(24px, 4vw, 46px);
  padding-bottom: clamp(44px, 7vw, 92px);
  background:
    radial-gradient(120% 90% at 84% -14%, rgba(18, 52, 92, .95) 0%, rgba(11, 31, 58, .5) 48%, transparent 74%),
    linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 70%, var(--navy-900) 100%);
}

.page-contact .pc-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
  z-index: 0;
  pointer-events: none;
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(76% 62% at 82% 4%, rgba(255, 122, 26, .18), transparent 62%),
    linear-gradient(104deg, rgba(7, 19, 38, .98) 0%, rgba(7, 19, 38, .9) 46%, rgba(7, 19, 38, .62) 100%);
}

.page-contact .pc-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(30px, 4.4vw, 52px);
  align-items: start;
}

.page-contact .pc-hero__lead {
  min-width: 0;
}

.page-contact .pc-hero__lead .dp-eyebrow {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
}

.page-contact .pc-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 6.4vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .pc-hero__hl {
  color: var(--orange);
  display: inline-block;
}

.page-contact .pc-hero__lede {
  margin: clamp(16px, 2.2vw, 22px) 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(244, 247, 250, .84);
}

/* 大号电话号码 */
.page-contact .pc-call {
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  padding: clamp(18px, 2.6vw, 28px) clamp(18px, 2.8vw, 32px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-l);
  background: linear-gradient(104deg, rgba(18, 52, 92, .82), rgba(11, 31, 58, .42));
  box-shadow: var(--shadow-night);
}

.page-contact .pc-call__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-contact .pc-call__num {
  margin: 10px 0 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.8rem, 6vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: .015em;
  color: var(--paper);
}

.page-contact .pc-call__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* 联系信息块 */
.page-contact .pc-facts {
  display: grid;
  gap: 12px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-contact .pc-facts__item {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: rgba(11, 31, 58, .5);
}

.page-contact .pc-facts dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-contact .pc-facts dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .pc-hint {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .pc-hint a,
.page-contact .pc-next a,
.page-contact .pc-visit__list a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 217, 180, .38);
  transition: border-color .22s var(--ease-out), color .22s var(--ease-out);
}

.page-contact .pc-hint a:hover,
.page-contact .pc-next a:hover,
.page-contact .pc-visit__list a:hover {
  border-bottom-color: var(--teal);
}

/* ---------- 留言面板 ---------- */
.page-contact .pc-form {
  min-width: 0;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: linear-gradient(168deg, rgba(18, 52, 92, .94), rgba(7, 19, 38, .96));
  box-shadow: var(--shadow-night);
}

.page-contact .pc-form__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-contact .pc-form__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .pc-form__note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .pc-form__fields {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.page-contact .pc-field {
  display: grid;
  gap: 6px;
}

.page-contact .pc-field__label {
  font-size: 13px;
  letter-spacing: .04em;
  color: rgba(244, 247, 250, .9);
}

.page-contact .pc-field__req {
  margin-left: 3px;
  font-style: normal;
  color: var(--alert);
}

.page-contact .pc-field__control {
  width: 100%;
  box-sizing: border-box;
  padding: 11px 13px;
  border: 1px solid var(--line-cool);
  border-radius: var(--radius-s);
  background: rgba(2, 6, 13, .52);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out);
}

.page-contact .pc-field__control::placeholder {
  color: rgba(143, 166, 191, .78);
}

.page-contact .pc-field__control:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(43, 217, 180, .16);
}

.page-contact textarea.pc-field__control {
  min-height: 92px;
  resize: vertical;
}

.page-contact select.pc-field__control {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--mist) 50%),
    linear-gradient(135deg, var(--mist) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) calc(50% + 1px),
    calc(100% - 13px) calc(50% + 1px);
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 34px;
}

.page-contact .pc-field__err {
  display: none;
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--alert);
}

.page-contact .pc-field__control:user-invalid {
  border-color: var(--alert);
}

.page-contact .pc-field__control:user-invalid ~ .pc-field__err {
  display: block;
}

.page-contact .pc-form__submit {
  width: 100%;
  margin-top: 4px;
}

.page-contact .pc-form__legal {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .pc-form__legal a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 217, 180, .38);
}

/* ---------- 章节标题 ---------- */
.page-contact .pc-head {
  display: grid;
  gap: 12px;
  max-width: 64ch;
  margin-bottom: clamp(26px, 4vw, 48px);
}

.page-contact .pc-head > * {
  margin: 0;
}

/* ---------- 合作类型 ---------- */
.page-contact .pc-coop {
  background: linear-gradient(180deg, var(--navy-900), var(--navy-800) 60%, var(--navy-900));
}

.page-contact .pc-types {
  position: relative;
  display: grid;
  gap: clamp(18px, 3vw, 30px);
}

.page-contact .pc-types__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-contact .pc-types__tabs {
  display: grid;
  gap: 10px;
}

.page-contact .pc-types__tab {
  display: grid;
  gap: 6px;
  padding: 18px;
  border: 1px solid var(--line-cool);
  border-radius: var(--radius-l);
  background: rgba(11, 31, 58, .55);
  cursor: pointer;
  transition: transform .3s var(--ease-out), border-color .3s var(--ease-out), background .3s var(--ease-out);
}

.page-contact .pc-types__tab:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-contact .pc-types__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
  transition: color .3s var(--ease-out);
}

.page-contact .pc-types__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .pc-types__tag {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact #pc-coop-1:checked ~ .pc-types__tabs label[for="pc-coop-1"],
.page-contact #pc-coop-2:checked ~ .pc-types__tabs label[for="pc-coop-2"],
.page-contact #pc-coop-3:checked ~ .pc-types__tabs label[for="pc-coop-3"] {
  border-color: var(--orange);
  background: rgba(18, 52, 92, .9);
}

.page-contact #pc-coop-1:checked ~ .pc-types__tabs label[for="pc-coop-1"] .pc-types__no,
.page-contact #pc-coop-2:checked ~ .pc-types__tabs label[for="pc-coop-2"] .pc-types__no,
.page-contact #pc-coop-3:checked ~ .pc-types__tabs label[for="pc-coop-3"] .pc-types__no {
  color: var(--orange);
}

.page-contact #pc-coop-1:focus-visible ~ .pc-types__tabs label[for="pc-coop-1"],
.page-contact #pc-coop-2:focus-visible ~ .pc-types__tabs label[for="pc-coop-2"],
.page-contact #pc-coop-3:focus-visible ~ .pc-types__tabs label[for="pc-coop-3"] {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.page-contact .pc-types__panels {
  padding-left: clamp(16px, 2.4vw, 26px);
  border-left: 2px solid var(--line);
}

.page-contact .pc-types__panel {
  display: none;
}

.page-contact #pc-coop-1:checked ~ .pc-types__panels .pc-types__panel[data-coop="1"],
.page-contact #pc-coop-2:checked ~ .pc-types__panels .pc-types__panel[data-coop="2"],
.page-contact #pc-coop-3:checked ~ .pc-types__panels .pc-types__panel[data-coop="3"] {
  display: block;
  animation: pc-panel-in .36s var(--ease-out) both;
}

@keyframes pc-panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.page-contact .pc-types__panel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .pc-types__panel p {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 247, 250, .84);
}

.page-contact .pc-types__panel ul {
  display: grid;
  gap: 9px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-types__panel li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .pc-types__panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1px solid var(--teal);
}

/* ---------- 合作流程 ---------- */
.page-contact .pc-flow {
  background: var(--navy-800);
}

.page-contact .pc-steps {
  display: grid;
  gap: clamp(20px, 3vw, 28px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-step {
  position: relative;
  padding-left: 22px;
  border-left: 1px solid var(--line-cool);
}

.page-contact .pc-step::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 5px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--navy-800);
  border: 1px solid var(--orange);
}

.page-contact .pc-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-contact .pc-step__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .pc-step__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 到访说明 ---------- */
.page-contact .pc-visit {
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
}

.page-contact .pc-visit__box {
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background:
    radial-gradient(120% 110% at 0% 0%, rgba(201, 168, 106, .14), transparent 58%),
    linear-gradient(158deg, rgba(11, 31, 58, .92), rgba(7, 19, 38, .97));
  box-shadow: var(--shadow-night);
}

.page-contact .pc-visit__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .pc-visit__list {
  display: grid;
  gap: 14px;
  margin: clamp(18px, 2.8vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-visit__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 247, 250, .86);
}

.page-contact .pc-visit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 服务范围 ---------- */
.page-contact .pc-net {
  background: var(--navy-900);
}

.page-contact .pc-net__inner {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
  align-items: center;
}

.page-contact .pc-net__copy {
  min-width: 0;
}

.page-contact .pc-net__copy .dp-title {
  margin: 12px 0 0;
}

.page-contact .pc-net__copy .dp-lede {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 247, 250, .82);
}

.page-contact .pc-net__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-net__stat {
  padding: 14px 12px;
  border-top: 2px solid var(--line);
  border-radius: 0 0 var(--radius-s) var(--radius-s);
  background: rgba(11, 31, 58, .45);
}

.page-contact .pc-net__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--teal);
}

.page-contact .pc-net__label {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.55;
  letter-spacing: .03em;
  color: var(--mist);
}

.page-contact .pc-next {
  margin: clamp(22px, 3.2vw, 32px) 0 0;
  padding-top: clamp(16px, 2.4vw, 22px);
  border-top: 1px solid var(--line-cool);
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .pc-net__figure {
  margin: 0;
  min-width: 0;
}

.page-contact .pc-net__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  object-fit: cover;
}

.page-contact .pc-net__figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-contact .pc-net__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-contact .pc-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-visit__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 26px;
  }
}

@media (min-width: 860px) {
  .page-contact .pc-types__tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .pc-step {
    padding: 26px 22px 0 0;
    border-left: 0;
    border-top: 1px solid var(--line-cool);
  }

  .page-contact .pc-step::before {
    left: 0;
    top: -4px;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-hero__inner {
    grid-template-columns: minmax(0, 1.24fr) minmax(0, .76fr);
    align-items: start;
  }

  .page-contact .pc-net__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    animation: none !important;
    transition: none !important;
  }
}