/* ===== 联系我们 · 页面专属样式 ===== */
.page-contact {
  background: var(--color-paper);
  color: var(--color-ink);
  overflow-x: hidden;
}
.page-contact .container {
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 20px;
}
.page-contact .breadcrumb {
  margin-bottom: 24px;
}
.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
}
.page-contact .breadcrumb__link {
  color: var(--color-slate);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-contact .breadcrumb__link:hover {
  color: var(--color-orange);
  text-decoration: underline;
}
.page-contact .breadcrumb__current {
  color: var(--color-ink);
  font-weight: 600;
}

/* ===== 01 · 首屏分屏 ===== */
.page-contact .contact-hero {
  padding: 44px 0 0;
  background: linear-gradient(180deg, var(--color-paper) 0%, #ebe6da 100%);
}
.page-contact .contact-hero__inner {
  display: grid;
  gap: 40px;
  align-items: stretch;
}
.page-contact .contact-hero__content {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.page-contact .contact-hero__index {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-orange);
  text-transform: uppercase;
}
.page-contact .contact-hero__index::before {
  content: "//";
  color: var(--color-slate);
}
.page-contact .contact-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-title);
  font-size: 28px;
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}
.page-contact .contact-hero__lead {
  margin: 0 0 28px;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-slate);
}
.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-contact .contact-btn {
  text-decoration: none;
}
.page-contact .contact-hero__figure {
  position: relative;
  margin: 36px 0 0;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--color-ink);
  background: var(--color-card);
}
.page-contact .contact-hero__img {
  display: block;
  width: 100%;
  height: auto;
}
.page-contact .contact-hero__figcaption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-slate);
  background: var(--color-card);
  border-top: 1px solid #e5e0d8;
}

/* ===== 联系渠道侧栏 ===== */
.page-contact .contact-hero__side {
  position: relative;
  padding: 32px 20px;
  background: var(--color-ink);
  color: #f5f2eb;
  border-radius: 6px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}
.page-contact .contact-hero__side::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0;
  inline-size: 4px;
  block-size: 72px;
  background: var(--color-orange);
}
.page-contact .contact-hero__side-head {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 24px;
}
.page-contact .contact-hero__side-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-orange);
  letter-spacing: 0.1em;
}
.page-contact .contact-hero__side-title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}
.page-contact .contact-hero__side-note {
  margin-inline-start: auto;
  font-size: 12px;
  color: rgba(245, 242, 235, 0.55);
  font-family: var(--font-mono);
}
.page-contact .contact-channels {
  display: grid;
  gap: 14px;
}
.page-contact .contact-channel {
  padding: 20px 18px;
  background: #232836;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  box-shadow: inset 3px 0 0 var(--color-orange), 0 10px 24px rgba(0, 0, 0, 0.18);
  transition: border-color var(--transition-base), transform var(--transition-base);
}
.page-contact .contact-channel:hover {
  border-color: rgba(255, 107, 53, 0.65);
  transform: translateY(-2px);
}
.page-contact .contact-channel__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.page-contact .contact-channel__kind {
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-orange);
  background: rgba(255, 107, 53, 0.12);
  border-radius: 2px;
}
.page-contact .contact-channel__tag {
  padding: 2px 10px;
  font-size: 12px;
  color: rgba(245, 242, 235, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
}
.page-contact .contact-channel__desc {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.55;
  color: rgba(245, 242, 235, 0.62);
}
.page-contact .contact-channel__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  color: #fff;
  word-break: break-all;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--color-orange);
}
.page-contact .contact-channel__link--text {
  padding-bottom: 0;
  border-bottom: 0;
  font-family: var(--font-body);
  font-size: 14px;
  color: #f5f2eb;
}
.page-contact .contact-channel__foot {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(245, 242, 235, 0.42);
}

/* ===== 02 · 地图与地址 ===== */
.page-contact .contact-map {
  padding: 72px 0;
  background: var(--color-paper);
}
.page-contact .contact-map__inner {
  display: grid;
  gap: 36px;
  align-items: center;
}
.page-contact .contact-map__visual {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  background: var(--color-ink);
  box-shadow: 0 16px 40px rgba(26, 29, 38, 0.16);
}
.page-contact .contact-map__grid {
  position: relative;
  isolation: isolate;
}
.page-contact .contact-map__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .contact-map__grid::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image: linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.page-contact .contact-map__grid::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(135deg, transparent 0 68%, rgba(255, 107, 53, 0.32) 68% 76%, transparent 76%);
  pointer-events: none;
}
.page-contact .contact-map__pin {
  position: absolute;
  top: 46%;
  left: 58%;
  z-index: 3;
  width: 22px;
  height: 22px;
  background: var(--color-red);
  border: 3px solid #fff;
  border-radius: 50% 50% 50% 0;
  transform: translate(-50%, -50%) rotate(-45deg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.32);
}
.page-contact .contact-map__pin::after {
  content: "";
  position: absolute;
  inset: 4px;
  background: #fff;
  border-radius: 50%;
}
.page-contact .contact-map__label {
  position: absolute;
  z-index: 4;
  bottom: 18px;
  left: 18px;
  padding: 7px 14px;
  background: var(--color-ink);
  border-left: 3px solid var(--color-orange);
  color: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.28);
  transition: opacity var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
}
.page-contact .contact-map__visual:hover .contact-map__label {
  opacity: 1;
  transform: translateX(4px);
  border-left-color: var(--color-red);
}
.page-contact .contact-map__index,
.page-contact .contact-message__index,
.page-contact .contact-promise__index,
.page-contact .contact-resources__index {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-slate);
  text-transform: uppercase;
}
.page-contact .contact-map__title,
.page-contact .contact-message__title,
.page-contact .contact-promise__title,
.page-contact .contact-resources__title {
  margin: 0 0 16px;
  font-family: var(--font-title);
  font-size: 26px;
  font-weight: 900;
  line-height: 1.3;
  color: var(--color-ink);
}
.page-contact .contact-map__text,
.page-contact .contact-message__text,
.page-contact .contact-resources__lead {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-slate);
}
.page-contact .contact-map__list {
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}
.page-contact .contact-map__row {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  padding: 12px 4px;
  border-bottom: 1px solid #e0dbd2;
}
.page-contact .contact-map__row dt {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-orange);
}
.page-contact .contact-map__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-ink);
}
.page-contact .contact-map__btn {
  text-decoration: none;
}

/* ===== 03 · 在线咨询表单 ===== */
.page-contact .contact-message {
  padding: 72px 0 80px;
  background: var(--color-ink);
  color: #f5f2eb;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 14px));
}
.page-contact .contact-message__inner {
  display: grid;
  gap: 40px;
  align-items: start;
}
.page-contact .contact-message__index {
  color: var(--color-orange);
}
.page-contact .contact-message__title {
  color: #fff;
}
.page-contact .contact-message__text {
  color: rgba(245, 242, 235, 0.72);
}
.page-contact .contact-message__tips {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-left: 3px solid var(--color-gold);
  background: rgba(201, 162, 39, 0.07);
  border-radius: 4px;
}
.page-contact .contact-message__tips p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(245, 242, 235, 0.7);
}
.page-contact .contact-message__panel {
  padding: 24px 20px;
  background: rgba(253, 252, 250, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
}
.page-contact .contact-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}
.page-contact .contact-form__field {
  display: grid;
  gap: 8px;
}
.page-contact .contact-form__label {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-orange);
}
.page-contact .contact-form__input,
.page-contact .contact-form__textarea {
  box-sizing: border-box;
  width: 100%;
  padding: 12px 14px;
  background: #12151c;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 3px;
  color: #f5f2eb;
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.page-contact .contact-form__input::placeholder,
.page-contact .contact-form__textarea::placeholder {
  color: rgba(245, 242, 235, 0.35);
}
.page-contact .contact-form__input:focus,
.page-contact .contact-form__textarea:focus {
  outline: none;
  border-color: var(--color-orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
}
.page-contact .contact-form__textarea {
  min-height: 130px;
  resize: vertical;
}
.page-contact .contact-form__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(245, 242, 235, 0.45);
}
.page-contact .contact-form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}
.page-contact .contact-form__note {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(245, 242, 235, 0.5);
}

/* ===== 04 · 客服承诺 ===== */
.page-contact .contact-promise {
  padding: 76px 0;
  background: var(--color-paper);
}
.page-contact .contact-promise__grid {
  display: grid;
  gap: 20px;
  margin-top: 32px;
}
.page-contact .contact-promise__card {
  padding: 24px 22px;
  background: var(--color-card);
  border: 1px solid #e2ddd2;
  border-top: 3px solid var(--color-orange);
  border-radius: 6px;
  box-shadow: 0 6px 20px rgba(26, 29, 38, 0.04);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.page-contact .contact-promise__card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(26, 29, 38, 0.08);
}
.page-contact .contact-promise__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-orange);
}
.page-contact .contact-promise__card-title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-ink);
}
.page-contact .contact-promise__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-slate);
}

/* ===== 05 · 自助资源 ===== */
.page-contact .contact-resources {
  padding: 72px 0 88px;
  background: var(--color-card);
  border-top: 1px solid #e8e3d9;
}
.page-contact .contact-resources__grid {
  display: grid;
  gap: 18px;
  margin-top: 32px;
}
.page-contact .contact-resource-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 22px;
  background: var(--color-paper);
  border: 1px solid #e0dbd2;
  border-left: 4px solid var(--color-orange);
  border-radius: 4px;
  text-decoration: none;
  color: var(--color-ink);
  transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.page-contact .contact-resource-card:hover {
  background: #ece7dd;
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--color-ink);
}
.page-contact .contact-resource-card__code {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-orange);
}
.page-contact .contact-resource-card__name {
  font-family: var(--font-title);
  font-size: 17px;
  font-weight: 700;
}
.page-contact .contact-resource-card__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-slate);
}

/* ===== 响应式增强 ===== */
@media (min-width: 640px) {
  .page-contact .contact-hero__title {
    font-size: 34px;
  }
  .page-contact .contact-hero__side {
    padding: 36px 28px;
  }
  .page-contact .contact-channels {
    gap: 16px;
  }
  .page-contact .contact-form__field--full {
    grid-column: 1 / -1;
  }
  .page-contact .contact-message__panel {
    padding: 30px 28px;
  }
  .page-contact .contact-promise__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .contact-resources__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .page-contact .container {
    padding-inline: 24px;
  }
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 48px;
  }
  .page-contact .contact-hero__content {
    padding-right: 12px;
  }
  .page-contact .contact-hero__title {
    font-size: 38px;
    line-height: 1.25;
  }
  .page-contact .contact-hero__lead {
    font-size: 16px;
  }
  .page-contact .contact-map__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 56px;
  }
  .page-contact .contact-message__inner {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 56px;
  }
  .page-contact .contact-promise__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .page-contact .contact-resources__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}