.page-contact {
  --contact-yellow: #f6c94b;
  background: var(--color-page-bg);
}

/* ====== 首屏联系渠道 ====== */
.page-contact .contact-hero {
  position: relative;
  background: var(--contact-yellow);
  padding: 18px 0 44px;
  overflow: hidden;
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(31,26,23,.07) 0 1px, transparent 1px 14px),
    linear-gradient(90deg, var(--color-card-pink), transparent 62%);
  mix-blend-mode: multiply;
  pointer-events: none;
}
.page-contact .contact-hero-texture {
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 200px;
  height: auto;
  max-width: 100%;
  opacity: .32;
  pointer-events: none;
}
.page-contact .contact-hero .container {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(31,26,23,.72);
  padding-top: 8px;
}
.page-contact .breadcrumbs a {
  color: var(--color-text-dark);
  text-underline-offset: 4px;
  text-decoration-color: var(--color-accent-teal);
}
.page-contact .breadcrumbs .sep {
  color: var(--color-border);
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: 24px;
  margin-top: 26px;
}

.page-contact .contact-hero-copy {
  position: relative;
}
.page-contact .contact-hero-copy .section-kicker {
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: .18em;
  margin: 0 0 10px;
  color: var(--color-teal-deep);
}
.page-contact .contact-hero-copy h1 {
  font-family: var(--font-head);
  font-size: clamp(30px, 8vw, 54px);
  line-height: 1.12;
  margin: 0 0 16px;
  color: var(--color-text-dark);
  letter-spacing: -.01em;
  max-width: 760px;
  text-wrap: balance;
}
.page-contact .hero-sub {
  color: var(--color-section-purple);
}
.page-contact .hero-index {
  position: absolute;
  top: -6px;
  right: 0;
  font-size: 15px;
  padding: 6px 10px;
  border: 2px solid var(--color-text-dark);
  color: var(--color-text-dark);
  background: rgba(255, 250, 243, .35);
}
.page-contact .contact-lead {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(31,26,23,.86);
  max-width: 560px;
  margin: 0;
}

.page-contact .channel-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
.page-contact .channel-card {
  position: relative;
  background: var(--color-card-cream);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow);
  padding: 18px 18px 20px;
  display: grid;
  gap: 10px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.page-contact .channel-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 10px 10px 0 rgba(31,26,23,.22);
}
.page-contact .channel-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--color-accent-teal);
  color: var(--color-text-light);
  border: 2px solid var(--color-border);
  box-shadow: 4px 4px 0 var(--color-text-dark);
  margin-bottom: 4px;
}
.page-contact .channel-tag {
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: .06em;
  margin: 0;
  color: var(--color-teal-deep);
}
.page-contact .channel-value {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-text-dark);
  text-decoration: none;
  word-break: break-all;
  margin: 0;
}
.page-contact a.channel-value {
  border-bottom: 2px dashed var(--color-accent-teal);
  padding-bottom: 2px;
  width: fit-content;
}
.page-contact a.channel-value:hover {
  background: var(--color-accent-yellow);
  border-bottom-style: solid;
}
.page-contact .contact-note {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-dark);
  background: var(--color-card-pink);
  border-left: 6px solid var(--color-teal-deep);
  padding: 12px 14px;
  margin: 2px 0 0;
}

/* ====== 反馈类型 ====== */
.page-contact .feedback-types {
  background: var(--color-section-purple);
  color: var(--color-text-light);
  padding: 48px 0;
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.03) 0 1px, transparent 1px 12px);
}
.page-contact .section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 24px;
}
.page-contact .section-kicker {
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: .16em;
  margin: 0 0 6px;
  color: var(--color-accent-yellow);
}
.page-contact .section-title {
  font-family: var(--font-head);
  font-size: clamp(26px, 5vw, 36px);
  line-height: 1.1;
  margin: 0;
}
.page-contact .section-index {
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 6px 10px;
  border: 2px solid currentColor;
  white-space: nowrap;
}

.page-contact .feedback-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.page-contact .feedback-tile {
  position: relative;
  min-height: 132px;
  padding: 14px 12px;
  border: 2px solid var(--color-border);
  box-shadow: 5px 5px 0 rgba(31,26,23,.38);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.page-contact .feedback-tile:hover {
  transform: translateY(-3px);
  box-shadow: 8px 8px 0 rgba(31,26,23,.46);
}
.page-contact .feedback-teal {
  background: var(--color-accent-teal);
  color: var(--color-text-light);
}
.page-contact .feedback-yellow {
  background: var(--color-accent-yellow);
  color: var(--color-text-dark);
}
.page-contact .feedback-pink {
  background: var(--color-card-pink);
  color: var(--color-text-dark);
}
.page-contact .feedback-dark {
  background: var(--color-text-dark);
  color: var(--color-text-light);
  border-color: var(--color-accent-yellow);
}
.page-contact .feedback-count {
  font-family: var(--font-mono);
  font-size: 25px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.02em;
}
.page-contact .feedback-label {
  font-family: var(--font-head);
  font-size: 15px;
  line-height: 1.25;
}
.page-contact .feedback-note {
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1.55;
  opacity: .88;
  max-width: 90%;
}
.page-contact .feedback-arrow {
  position: absolute;
  right: 10px;
  bottom: 8px;
  font-size: 20px;
  line-height: 1;
  transition: transform .2s ease;
}
.page-contact .feedback-tile:hover .feedback-arrow {
  transform: translateX(4px);
}

/* ====== 处理时效 ====== */
.page-contact .response-time {
  background: var(--color-section-orange);
  color: var(--color-text-light);
  padding: 48px 0;
  background-image: repeating-linear-gradient(-45deg, rgba(255,255,255,.04) 0 2px, transparent 2px 16px);
}
.page-contact .response-time .section-title,
.page-contact .response-time .section-kicker {
  color: var(--color-text-light);
}
.page-contact .response-time .section-kicker {
  color: var(--contact-yellow);
}
.page-contact .response-time .section-index {
  border-color: var(--contact-yellow);
  color: var(--contact-yellow);
}

.page-contact .response-layout {
  display: grid;
  gap: 34px;
}
.page-contact .response-visual {
  display: grid;
  gap: 14px;
  padding-top: 30px;
}
.page-contact .response-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow);
  background: var(--color-card-cream);
}
.page-contact .response-track {
  position: relative;
  height: 44px;
  border: 2px solid var(--color-border);
  background: rgba(31,26,23,.28);
  overflow: visible;
}
.page-contact .response-fill {
  width: 100%;
  height: 100%;
  background: var(--contact-yellow);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
}
.page-contact .response-fill-label {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  color: var(--color-text-dark);
  background: var(--color-card-cream);
  border: 1px solid var(--color-border);
  padding: 3px 8px;
}
.page-contact .response-step {
  position: absolute;
  top: -30px;
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--color-card-cream);
  color: var(--color-text-dark);
  border: 1px solid var(--color-border);
  padding: 3px 7px;
  white-space: nowrap;
}
.page-contact .step-submit {
  left: 0;
}
.page-contact .step-mid {
  left: 50%;
  transform: translateX(-50%);
}
.page-contact .step-done {
  right: 0;
}

.page-contact .response-steps {
  display: grid;
  gap: 12px;
}
.page-contact .step-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: rgba(255, 250, 243, .08);
  border-left: 4px solid var(--contact-yellow);
  padding: 14px 14px 12px;
}
.page-contact .step-no {
  font-size: 22px;
  font-weight: 900;
  color: var(--contact-yellow);
  line-height: 1;
  margin-top: 3px;
}
.page-contact .step-item h3 {
  font-family: var(--font-head);
  font-size: 17px;
  margin: 0 0 4px;
  color: var(--color-text-light);
}
.page-contact .step-item p {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.65;
  margin: 0;
  color: rgba(255, 250, 243, .88);
}

/* ====== 相关导航 ====== */
.page-contact .contact-helpers {
  background: var(--color-page-bg);
  padding: 48px 0 56px;
  background-image:
    linear-gradient(rgba(107,26,58,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107,26,58,.05) 1px, transparent 1px);
  background-size: 24px 24px;
}
.page-contact .helper-grid {
  display: grid;
  gap: 16px;
}
.page-contact .helper-card {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 22px 54px 22px 22px;
  background: var(--color-card-cream);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow);
  color: var(--color-text-dark);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.page-contact .helper-card:hover {
  background: var(--color-card-pink);
  transform: translateY(-3px);
  box-shadow: 12px 12px 0 rgba(31,26,23,.16);
}
.page-contact .helper-kicker {
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--color-teal-deep);
}
.page-contact .helper-title {
  font-family: var(--font-head);
  font-size: 25px;
  line-height: 1.15;
}
.page-contact .helper-note {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(31,26,23,.78);
}
.page-contact .helper-arrow {
  position: absolute;
  top: 22px;
  right: 20px;
  font-size: 24px;
  color: var(--color-accent-teal);
  transition: transform .2s ease;
}
.page-contact .helper-card:hover .helper-arrow {
  transform: translateX(5px);
}

/* ====== 桌面端 ====== */
@media (min-width: 60em) {
  .page-contact .contact-hero {
    padding: 24px 0 56px;
  }
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
    gap: 36px;
    align-items: start;
    margin-top: 30px;
  }
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
  .page-contact .contact-note {
    grid-column: 1 / -1;
    justify-self: start;
    margin-top: 4px;
  }
  .page-contact .feedback-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
  .page-contact .feedback-tile {
    min-height: 146px;
  }
  .page-contact .response-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: center;
    gap: 48px;
  }
  .page-contact .response-visual {
    gap: 18px;
  }
  .page-contact .helper-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}