.page-contact {
  display: block;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .contact-crumb {
  padding-top: clamp(16px, 3vw, 26px);
  padding-bottom: 4px;
}

.page-contact .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--neutral);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.page-contact .breadcrumb a {
  color: var(--navy-700);
  text-decoration: none;
  border-bottom: 1px solid var(--grid-line);
  padding-bottom: 1px;
}

.page-contact .breadcrumb a:hover {
  border-bottom-color: var(--teal-500);
}

.page-contact .breadcrumb-sep {
  color: var(--grid-line);
}

/* 章节编号通用 */
.page-contact .chapter {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.page-contact .chapter-num {
  color: var(--orange-500);
  font-weight: 700;
}

.page-contact .chapter-label {
  color: var(--neutral);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(24px, 4vw, 40px) 0 clamp(36px, 5.5vw, 68px);
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(0deg, rgba(199, 211, 209, .45) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(90deg, rgba(199, 211, 209, .45) 0 1px, transparent 1px 24px);
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 5.4vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -.01em;
  margin: 0 0 16px;
  color: var(--navy-900);
  max-width: 14em;
}

.page-contact .contact-lead {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .contact-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-top: 10px;
  border-top: 2px solid var(--teal-500);
}

.page-contact .data-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 700;
  color: var(--navy-900);
  line-height: 1;
}

.page-contact .fact-note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--neutral);
}

.page-contact .contact-hero__media {
  margin: 0;
  border: 1px solid var(--grid-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-700);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* 咨询类型卡片 */
.page-contact .contact-types {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-contact .contact-type {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 16px;
  background: var(--paper);
  border: 1px solid var(--grid-line);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-contact .contact-type::before {
  content: "";
  position: absolute;
  top: 0;
  left: 18px;
  width: 34px;
  height: 3px;
  background: var(--teal-500);
}

.page-contact .contact-type--b::before { background: var(--orange-500); }
.page-contact .contact-type--c::before { background: var(--navy-700); }
.page-contact .contact-type--d::before { background: var(--lime-400); }

.page-contact .contact-type:hover,
.page-contact .contact-type:focus-visible {
  transform: translateY(-4px);
  border-color: var(--navy-700);
  box-shadow: var(--shadow-card);
  outline: none;
}

.page-contact .contact-type__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--neutral);
  margin-top: 6px;
}

.page-contact .contact-type__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy-900);
  line-height: 1.35;
}

.page-contact .contact-type__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--neutral);
}

.page-contact .contact-type__time {
  margin-top: 4px;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--teal-200);
  color: var(--navy-900);
}

.page-contact .contact-type--b .contact-type__time {
  background: var(--orange-100);
  color: var(--navy-900);
}

/* ---------- 表单 ---------- */
.page-contact .contact-form-sec {
  padding: clamp(38px, 5.5vw, 76px) 0;
  background: rgba(191, 227, 221, .26);
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-form__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.2vw, 2.125rem);
  line-height: 1.2;
  letter-spacing: -.005em;
  margin: 0 0 14px;
  color: var(--navy-900);
}

.page-contact .contact-form__lede {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
  max-width: 34em;
}

.page-contact .req-mark {
  color: var(--orange-500);
  font-weight: 700;
}

.page-contact .contact-form__tips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-form__tips li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--navy-700);
}

.page-contact .contact-form__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  background: var(--orange-500);
}

.page-contact .contact-form__tips a {
  color: var(--teal-500);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-contact .contact-form__tips a:hover {
  color: var(--orange-500);
}

.page-contact .contact-form__panel {
  background: var(--paper);
  border: 1px solid var(--grid-line);
  border-radius: var(--radius);
  padding: clamp(18px, 3vw, 28px);
  display: grid;
  gap: 16px;
  box-shadow: var(--shadow-card);
}

.page-contact .contact-form__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--neutral);
  word-break: break-word;
}

.page-contact .field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .field label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .07em;
  color: var(--navy-700);
}

.page-contact .field input,
.page-contact .field select,
.page-contact .field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 2px solid var(--grid-line);
  border-radius: 0;
  padding: 8px 2px 9px;
  transition: border-color .2s var(--ease);
}

.page-contact .field textarea {
  min-height: 122px;
  resize: vertical;
}

.page-contact .field input::placeholder,
.page-contact .field textarea::placeholder {
  color: #93a3a5;
}

.page-contact .field input:focus,
.page-contact .field select:focus,
.page-contact .field textarea:focus {
  outline: none;
  border-bottom-color: var(--orange-500);
}

.page-contact .field__select {
  position: relative;
}

.page-contact .field__select select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 24px;
}

.page-contact .field__caret {
  position: absolute;
  right: 4px;
  bottom: 17px;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--navy-700);
  pointer-events: none;
}

.page-contact .field__hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--neutral);
}

.page-contact .contact-submit {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 14px 20px;
  border: 1px solid var(--orange-500);
  border-radius: var(--radius-sm);
  background: var(--orange-500);
  color: var(--navy-900);
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-contact .contact-submit:hover,
.page-contact .contact-submit:focus-visible {
  background: var(--navy-900);
  border-color: var(--navy-900);
  color: var(--paper);
  outline: none;
}

/* ---------- 渠道 ---------- */
.page-contact .contact-channels {
  padding: clamp(38px, 5.5vw, 76px) 0;
  background-color: var(--navy-900);
  background-image:
    repeating-linear-gradient(0deg, rgba(191, 227, 221, .09) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(90deg, rgba(191, 227, 221, .09) 0 1px, transparent 1px 24px);
  color: var(--teal-200);
}

.page-contact .contact-channels .chapter-num { color: var(--lime-400); }
.page-contact .contact-channels .chapter-label { color: rgba(191, 227, 221, .7); }

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

.page-contact .contact-channels__lede {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(191, 227, 221, .88);
}

.page-contact .contact-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .contact-channel {
  padding: 18px 18px 20px;
  background: var(--navy-700);
  border: 1px solid rgba(191, 227, 221, .3);
  border-radius: var(--radius);
}

.page-contact .contact-channel__label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(191, 227, 221, .75);
}

.page-contact .contact-channel__label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime-400);
  flex: none;
}

.page-contact .contact-channel__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1rem, 2.2vw, 1.1875rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
  letter-spacing: -.01em;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .contact-channel__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(191, 227, 221, .86);
}

.page-contact .contact-channels__foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(191, 227, 221, .8);
}

.page-contact .contact-channels__foot a {
  color: var(--lime-400);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* ---------- 到访 ---------- */
.page-contact .contact-visit {
  padding: clamp(38px, 5.5vw, 76px) 0;
  background: var(--paper);
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-visit__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .contact-visit__copy p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  max-width: 34em;
}

.page-contact .contact-visit__address {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px 14px;
  margin: 0 0 18px;
  padding: 16px 18px;
  background: var(--teal-200);
  border-radius: var(--radius);
  font-style: normal;
}

.page-contact .contact-visit__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--navy-700);
  margin-top: 8px;
}

.page-contact .contact-visit__label:first-child { margin-top: 0; }

.page-contact .contact-visit__value {
  font-size: 14px;
  line-height: 1.65;
  color: var(--navy-900);
  font-weight: 500;
}

.page-contact .contact-visit__value--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .01em;
}

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

.page-contact .contact-visit__back a {
  color: var(--teal-500);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-contact .contact-visit__media {
  margin: 0;
  border: 1px solid var(--grid-line);
  border-radius: var(--radius);
  overflow: hidden;
}

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

/* ---------- 流程 ---------- */
.page-contact .contact-flow {
  padding: clamp(38px, 5.5vw, 76px) 0 clamp(44px, 6vw, 88px);
  background: rgba(191, 227, 221, .26);
}

.page-contact .contact-flow__lede {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--navy-700);
}

.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .contact-step {
  background: var(--paper);
  border: 1px solid var(--grid-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .contact-step details {
  padding: 15px 16px 4px;
}

.page-contact .contact-step details[open] {
  padding-bottom: 16px;
}

.page-contact .contact-step summary {
  display: grid;
  gap: 5px;
  cursor: pointer;
  list-style: none;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-step details[open] summary {
  border-bottom-color: var(--teal-500);
}

.page-contact .contact-step summary::-webkit-details-marker { display: none; }
.page-contact .contact-step summary::marker { content: ""; }

.page-contact .step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--orange-500);
  font-weight: 700;
}

.page-contact .step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy-900);
  line-height: 1.4;
}

.page-contact .step-time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--neutral);
}

.page-contact .step-body {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--neutral);
}

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

  .page-contact .contact-hero__facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-contact .contact-types {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-visit__address {
    grid-template-columns: max-content 1fr;
    align-items: baseline;
    row-gap: 10px;
    column-gap: 16px;
  }

  .page-contact .contact-visit__label { margin-top: 0; }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: end;
  }

  .page-contact .contact-form__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .contact-form__panel {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 24px;
  }

  .page-contact .field--wide,
  .page-contact .contact-form__note,
  .page-contact .contact-submit {
    grid-column: 1 / -1;
  }

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

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
  }

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

@media (min-width: 1040px) {
  .page-contact .contact-types {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .contact-type:nth-child(2) { margin-top: 16px; }
  .page-contact .contact-type:nth-child(3) { margin-top: 32px; }
  .page-contact .contact-type:nth-child(4) { margin-top: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-type,
  .page-contact .contact-submit,
  .page-contact .field input,
  .page-contact .field select,
  .page-contact .field textarea {
    transition: none;
  }

  .page-contact .contact-type:hover,
  .page-contact .contact-type:focus-visible {
    transform: none;
  }
}