.page-contact {
  --contact-primary: #FF6B00;
  --contact-deep: #0A1F44;
  --contact-neon: #C8FF00;
  --contact-dark: #0F1423;
  --contact-mid: #1E2A3A;
  --contact-line: #2A3B4C;
  --contact-shadow: 5px 5px 0 #0A1F44;
  background: var(--color-bg-light);
  color: var(--color-text);
  overflow-x: hidden;
  font-family: var(--font-body);
}

/* ====== Hero ====== */
.page-contact__hero {
  position: relative;
  background:
    linear-gradient(rgba(42, 59, 76, 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 59, 76, 0.35) 1px, transparent 1px),
    linear-gradient(135deg, #0F1B3A 0%, var(--contact-deep) 70%, #0E2A55 100%);
  background-size: 40px 40px, 40px 40px, 100% 100%;
  overflow: hidden;
  padding: calc(var(--header-h, 72px) + 40px) 0 0;
}
.page-contact__hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  border-top: 72px solid var(--contact-primary);
  border-right: 72px solid transparent;
  z-index: 2;
}
.page-contact__hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 42%;
  height: 100%;
  background: var(--contact-neon);
  clip-path: polygon(100% 0, 100% 100%, 0 100%, 32% 0);
  opacity: 0.04;
  pointer-events: none;
}
.page-contact__hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-bottom: 48px;
}
.page-contact__hero-copy {
  color: #fff;
}
.page-contact__hero-copy .breadcrumb__list {
  padding: 0;
  margin: 0 0 16px;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 0.78rem;
}
.page-contact__hero-copy .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 6px;
  color: rgba(255, 255, 255, 0.4);
}
.page-contact__hero-copy .breadcrumb__link {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color 0.2s;
}
.page-contact__hero-copy .breadcrumb__link:hover {
  color: var(--contact-neon);
}
.page-contact__hero-copy .breadcrumb__current {
  color: var(--contact-neon);
}
.page-contact__hero-copy .section-label {
  margin-bottom: 12px;
  color: var(--contact-primary);
}
.page-contact__hero-copy .page-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.page-contact__hero-copy .page-hero__desc {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
  max-width: 36em;
  margin-bottom: 22px;
}
.page-contact__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-contact__hero-actions .btn--ghost {
  border-color: rgba(255, 255, 255, 0.65);
  color: #fff;
}
.page-contact__hero-actions .btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}
.page-contact__hero-figure {
  margin: 0;
}
.page-contact__hero-img {
  width: 100%;
  height: auto;
  display: block;
  border: 3px solid var(--contact-primary);
  box-shadow: var(--contact-shadow);
}

/* ====== 联系信息 + 表单主体 ====== */
.page-contact__main {
  padding: 72px 0;
}
.page-contact__columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
}
.page-contact__side .section-label {
  color: var(--contact-primary);
  margin-bottom: 10px;
}
.page-contact__side .section-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 10px;
  color: var(--color-text);
}
.page-contact__side-lead {
  color: #4B5563;
  line-height: 1.7;
  margin-bottom: 24px;
}
.page-contact__card-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.page-contact__card {
  position: relative;
  background: #fff;
  border: 2px solid var(--color-text);
  box-shadow: var(--contact-shadow);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 132px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.page-contact__card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--contact-deep);
}
.page-contact__card::after {
  content: "";
  position: absolute;
  top: -2px;
  right: -2px;
  border-top: 18px solid var(--contact-primary);
  border-left: 18px solid transparent;
}
.page-contact__card-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--contact-primary);
  color: #fff;
  border-radius: 2px;
  margin-bottom: 8px;
  box-shadow: 2px 2px 0 var(--contact-deep);
}
.page-contact__card-icon svg {
  width: 18px;
  height: 18px;
}
.page-contact__card-title {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #6B7280;
}
.page-contact__card-value {
  margin: 0;
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--color-text);
  text-decoration: none;
}
a.page-contact__card-value {
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
  word-break: break-word;
}
a.page-contact__card-value:hover {
  border-color: var(--contact-primary);
}
.page-contact__card-note {
  margin: 0;
  font-size: 0.8rem;
  color: #6B7280;
  line-height: 1.5;
  margin-top: auto;
}
.page-contact__side-media {
  margin: 24px 0 0;
  border: 3px solid var(--color-text);
  box-shadow: var(--contact-shadow);
  background: var(--contact-dark);
}
.page-contact__side-media img {
  display: block;
  width: 100%;
  height: auto;
}

/* ====== 表单 ====== */
.page-contact__form-wrap {
  background: var(--contact-dark);
  color: #fff;
  border: 3px solid var(--contact-primary);
  box-shadow: 8px 8px 0 rgba(255, 107, 0, 0.28);
  padding: 24px;
}
.page-contact__form-wrap .section-label {
  color: var(--contact-neon);
  margin-bottom: 10px;
}
.page-contact__form-wrap .section-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  margin-bottom: 10px;
}
.page-contact__form-lead {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.68);
  margin-bottom: 22px;
}
.page-contact__form {
  display: grid;
  gap: 16px;
}
.page-contact__field {
  display: grid;
  gap: 6px;
}
.page-contact__field label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.85);
}
.page-contact__field input,
.page-contact__field select,
.page-contact__field textarea {
  background: rgba(255, 255, 255, 0.06);
  border: 2px solid var(--contact-line);
  color: #fff;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 1rem;
  border-radius: 2px;
  transition: border-color 0.2s, background-color 0.2s;
  width: 100%;
  box-sizing: border-box;
}
.page-contact__field input::placeholder,
.page-contact__field textarea::placeholder {
  color: rgba(255, 255, 255, 0.35);
}
.page-contact__field input:focus,
.page-contact__field select:focus,
.page-contact__field textarea:focus {
  outline: none;
  border-color: var(--contact-neon);
  background: rgba(255, 255, 255, 0.1);
}
.page-contact__form-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
  margin-top: 4px;
}
.page-contact__submit {
  justify-self: start;
  box-shadow: 4px 4px 0 rgba(10, 31, 68, 0.9);
}
.page-contact__form-hint {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
}

/* ====== 地图区域 ====== */
.page-contact__map {
  margin-top: 24px;
  border: 2px solid var(--contact-primary);
  background: var(--contact-mid);
}
.page-contact__map svg {
  display: block;
  width: 100%;
  height: auto;
}
.page-contact__map-note {
  margin: 0;
  padding: 12px 14px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  border-top: 2px solid var(--contact-primary);
  line-height: 1.6;
}

/* ====== FAQ ====== */
.page-contact__faq {
  background: var(--contact-deep);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
.page-contact__faq::before {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 160px;
  height: 160px;
  background: var(--contact-primary);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: 0.12;
  pointer-events: none;
}
.page-contact__faq-inner {
  position: relative;
  z-index: 1;
}
.page-contact__faq-head .section-label {
  color: var(--contact-primary);
  margin-bottom: 10px;
}
.page-contact__faq-head .section-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 8px;
}
.page-contact__faq-head .section-desc {
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 32px;
  max-width: 52ch;
}
.page-contact__accordion .accordion__item {
  background: rgba(255, 255, 255, 0.04);
  border: 2px solid var(--contact-line);
  margin-bottom: 12px;
  transition: border-color 0.2s;
}
.page-contact__accordion .accordion__item[data-open] {
  border-color: var(--contact-neon);
}
.page-contact__accordion .accordion__trigger {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: #fff;
  padding: 16px 48px 16px 20px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  position: relative;
}
.page-contact__accordion .accordion__trigger::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  background: var(--contact-neon);
  color: var(--contact-dark);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  border-radius: 2px;
  line-height: 1;
}
.page-contact__accordion .accordion__item[data-open] .accordion__trigger::after {
  content: "−";
}
.page-contact__accordion .accordion__panel {
  padding: 0 20px 18px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.75;
  font-size: 0.9rem;
  display: block;
}
.page-contact__faq-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--contact-neon);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(200, 255, 0, 0.4);
  transition: border-color 0.2s;
}
.page-contact__faq-link:hover {
  border-color: var(--contact-neon);
}

/* ====== 信任声明 ====== */
.page-contact__trust {
  background: var(--contact-primary);
  padding: 40px 0;
}
.page-contact__trust-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  justify-content: space-between;
}
.page-contact__trust-text {
  max-width: 58ch;
  margin: 0;
  font-weight: 500;
  color: #111827;
  line-height: 1.75;
}
.page-contact__trust .btn--ghost {
  border-color: #111827;
  color: #111827;
  box-shadow: 3px 3px 0 #111827;
  white-space: nowrap;
}
.page-contact__trust .btn--ghost:hover {
  background: #111827;
  color: #fff;
}

/* ====== 响应式增强 ====== */
@media (min-width: 768px) {
  .page-contact__card-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
  .page-contact__columns {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
  }
  .page-contact__form-wrap {
    padding: 32px;
  }
  .page-contact__hero-copy .page-hero__title {
    font-size: 2.4rem;
  }
  .page-contact__faq-inner {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 40px;
  }
  .page-contact__faq-head .section-desc {
    margin-bottom: 0;
  }
}

@media (min-width: 1024px) {
  .page-contact__hero-inner {
    grid-template-columns: minmax(0, 11fr) minmax(0, 9fr);
    gap: 40px;
    align-items: end;
  }
  .page-contact__columns {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 56px;
  }
  .page-contact__card-list {
    gap: 16px;
  }
  .page-contact__side {
    padding-right: 16px;
  }
}