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

/* ===== Hero ===== */
.page-contact__hero {
  position: relative;
  background: var(--color-deep-blue);
  color: #fff;
  padding: 30px 0 64px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 32px), 0 100%);
  overflow: hidden;
}

.page-contact__hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 44%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, transparent 38%, rgba(255, 87, 34, .55) 38%, rgba(255, 87, 34, .35) 62%, transparent 62%);
  pointer-events: none;
}

.page-contact__hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 10px;
  width: 180px;
  height: 8px;
  background: repeating-linear-gradient(135deg, var(--color-primary) 0, var(--color-primary) 14px, var(--color-gold) 14px, var(--color-gold) 22px, transparent 22px, transparent 30px);
  opacity: .9;
}

.page-contact__hero .container {
  position: relative;
  z-index: 2;
}

.page-contact__hero .breadcrumb {
  margin-bottom: 22px;
}

.page-contact__hero .breadcrumb__link {
  color: rgba(255, 255, 255, .78);
}

.page-contact__hero .breadcrumb__link:hover {
  color: var(--color-gold);
}

.page-contact__hero .breadcrumb__current {
  color: rgba(255, 255, 255, .95);
}

.page-contact__hero-kicker {
  display: inline-block;
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
  padding: 5px 14px;
  transform: skewX(-8deg);
}

.page-contact__hero-kicker span {
  display: inline-block;
  transform: skewX(8deg);
}

.page-contact__hero-copy h1 {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font: 900 clamp(32px, 7vw, 60px) / 1.06 var(--font-heading);
  letter-spacing: .01em;
  margin: 16px 0 14px;
}

.page-contact__hero-sub {
  font-size: .42em;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--color-gold);
  margin-top: 10px;
}

.page-contact__hero-copy p {
  max-width: 620px;
  color: rgba(255, 255, 255, .85);
  font-size: var(--fs-base);
  line-height: 1.8;
}

.page-contact__hero-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 34px;
}

.page-contact__hero-phone {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  padding: 22px 24px;
  background: rgba(255, 255, 255, .08);
  border-left: 6px solid var(--color-primary);
  box-shadow: 4px 4px 0 rgba(255, 215, 0, .35);
  max-width: 100%;
}

.page-contact__hero-phone-label {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .18em;
  color: rgba(255, 255, 255, .7);
}

.page-contact__hero-phone-num {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-gold);
  text-decoration: none;
  line-height: 1.2;
}

.page-contact__hero-phone-num:hover {
  color: #fff;
}

.page-contact__hero-phone-note {
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, .7);
}

/* ===== 主体分栏 ===== */
.page-contact__body {
  margin-top: -36px;
  padding: 60px 0 56px;
  position: relative;
  z-index: 2;
}

.page-contact__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-contact__side-head,
.page-contact__form-head {
  margin-bottom: 24px;
}

.page-contact__side-head .section__tag,
.page-contact__form-head .section__tag,
.page-contact__cooperation-copy .section__tag {
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: .12em;
}

.page-contact__side-head h2,
.page-contact__form-head h2 {
  font: 900 var(--fs-xl) / 1.2 var(--font-heading);
  margin: 8px 0 8px;
}

.page-contact__side-head h2::before,
.page-contact__form-head h2::before {
  content: "//";
  color: var(--color-primary);
  margin-right: 8px;
}

.page-contact__side-head p,
.page-contact__form-head p {
  color: var(--color-gray);
  font-size: var(--fs-sm);
  line-height: 1.75;
}

/* ===== 联系卡片 ===== */
.page-contact__item {
  position: relative;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: 18px 16px;
  margin-bottom: 16px;
  background: var(--color-paper-light);
  border: var(--border-w-sm) solid var(--color-mid-blue);
  box-shadow: 4px 4px 0 var(--color-mid-blue);
  transition: transform var(--dur-fast), box-shadow var(--dur-fast);
}

.page-contact__item:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--color-mid-blue);
}

.page-contact__item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: #fff;
  clip-path: polygon(12% 0, 100% 0, 100% 78%, 88% 100%, 0 100%, 0 12%);
}

.page-contact__item-icon svg {
  width: 22px;
  height: 22px;
}

.page-contact__item-body {
  min-width: 0;
}

.page-contact__item-label {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--color-gray);
  margin-bottom: 4px;
}

.page-contact__item-line {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.page-contact__item-value {
  display: block;
  margin: 0;
  font-size: var(--fs-base);
  line-height: 1.45;
  color: var(--color-ink);
  text-decoration: none;
  overflow-wrap: anywhere;
}

a.page-contact__item-value:hover {
  color: var(--color-primary-dark);
}

.page-contact__item-note {
  margin: 6px 0 0;
  font-size: var(--fs-xs);
  color: var(--color-gray);
  line-height: 1.6;
}

.page-contact__copy {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1.5px solid var(--color-mid-blue);
  background: transparent;
  color: var(--color-mid-blue);
  padding: 2px 10px;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--dur-fast), color var(--dur-fast);
}

.page-contact__copy:hover {
  background: var(--color-mid-blue);
  color: #fff;
}

/* ===== 地图 ===== */
.page-contact__map {
  margin: 28px 0 0;
}

.page-contact__map img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  border: var(--border-w) solid var(--color-deep-blue);
  box-shadow: var(--shadow-hard-sm);
}

/* ===== 表单卡片 ===== */
.page-contact__form-card {
  padding: 30px 24px;
  background: var(--color-paper-light);
  border: var(--border-w) solid var(--color-deep-blue);
  box-shadow: var(--shadow-hard);
}

.page-contact__form {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.page-contact__field {
  display: grid;
  gap: 8px;
}

.page-contact__field label {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: .04em;
}

.page-contact__field label span {
  color: var(--color-primary);
}

.page-contact__field input,
.page-contact__field textarea {
  box-sizing: border-box;
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--color-deep-blue);
  border-radius: 0;
  background: #fff;
  font: 400 var(--fs-base) / 1.5 var(--font-body);
  color: var(--color-ink);
  appearance: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.page-contact__field input::placeholder,
.page-contact__field textarea::placeholder {
  color: var(--color-gray);
}

.page-contact__field input:focus,
.page-contact__field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 4px 4px 0 rgba(255, 87, 34, .28);
}

.page-contact__field input:invalid:not(:placeholder-shown),
.page-contact__field textarea:invalid:not(:placeholder-shown) {
  border-color: var(--color-danger);
}

.page-contact__field input:valid,
.page-contact__field textarea:valid {
  border-color: var(--color-mid-blue);
}

.page-contact__submit {
  justify-self: start;
  min-width: 180px;
  margin-top: 4px;
}

.page-contact__form-note {
  font-size: var(--fs-xs);
  color: var(--color-gray);
  line-height: 1.7;
  background: var(--color-paper-deep);
  padding: 10px 14px;
  border-left: 4px solid var(--color-gray);
  margin: 0;
}

/* ===== 客服团队图 ===== */
.page-contact__support-team {
  margin: 28px 0 0;
}

.page-contact__support-team img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: var(--border-w) solid var(--color-deep-blue);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact__support-team figcaption {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 4px solid var(--color-primary);
  font-size: var(--fs-xs);
  color: var(--color-gray);
  line-height: 1.6;
}

/* ===== 合作咨询 ===== */
.page-contact__cooperation {
  padding: 0 0 64px;
}

.page-contact__cooperation-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 30px 24px;
  background: var(--color-deep-blue);
  color: #fff;
  border: var(--border-w) solid var(--color-deep-blue);
  box-shadow: 6px 6px 0 var(--color-primary);
  position: relative;
  overflow: hidden;
}

.page-contact__cooperation-card::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: repeating-linear-gradient(135deg, var(--color-primary) 0, var(--color-primary) 10px, var(--color-gold) 10px, var(--color-gold) 18px);
  clip-path: polygon(20% 0, 100% 0, 100% 80%);
  opacity: .3;
}

.page-contact__cooperation-copy {
  position: relative;
  z-index: 2;
}

.page-contact__cooperation-copy h2 {
  font: 900 var(--fs-xxl) / 1.2 var(--font-heading);
  margin: 8px 0 12px;
}

.page-contact__cooperation-copy h2::before {
  content: "//";
  color: var(--color-primary);
  margin-right: 8px;
}

.page-contact__cooperation-copy p {
  color: rgba(255, 255, 255, .85);
  font-size: var(--fs-sm);
  line-height: 1.8;
  max-width: 760px;
  margin: 0 0 8px;
}

.page-contact__cooperation-mail {
  color: var(--color-gold);
  font-weight: 700;
  text-underline-offset: 4px;
}

.page-contact__cooperation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.page-contact__cooperation-actions .btn--outline {
  border: 2px solid rgba(255, 255, 255, .85);
  color: #fff;
  background: transparent;
}

.page-contact__cooperation-actions .btn--outline:hover {
  background: #fff;
  color: var(--color-deep-blue);
}

/* ===== 响应式 ===== */
@media (min-width: 900px) {
  .page-contact__hero-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 48px;
  }

  .page-contact__hero-phone {
    max-width: 300px;
    margin: 0;
  }

  .page-contact__split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact__item {
    padding: 20px 22px;
  }

  .page-contact__form-card {
    padding: 34px 30px;
  }

  .page-contact__cooperation-card {
    grid-template-columns: minmax(0, 1fr) 240px;
    align-items: center;
    padding: 36px 32px;
  }

  .page-contact__cooperation-actions {
    flex-direction: column;
    align-items: stretch;
    justify-self: end;
  }
}