/* ===== 联系与反馈页面专属样式 ===== */
.page-contact {
  --contact-gap: clamp(3rem, 6vw, 5.5rem);
  overflow-x: hidden;
  color: var(--text);
  background: var(--bg);
}

/* 面包屑 */
.page-contact .contact-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 1.25rem 1rem 0;
  max-width: var(--container);
  margin-inline: auto;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  color: var(--text-muted);
}
.page-contact .contact-breadcrumb-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.25s ease;
}
.page-contact .contact-breadcrumb-link:hover {
  color: var(--accent);
}
.page-contact .contact-breadcrumb-sep {
  color: var(--border);
}
.page-contact .contact-breadcrumb-current {
  color: var(--text);
  font-weight: 600;
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  padding: 2.5rem 0 3.25rem;
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(255, 107, 53, 0.22) 1px, transparent 1.4px),
    radial-gradient(circle, rgba(57, 255, 20, 0.12) 1.5px, transparent 2px);
  background-size: 32px 32px, 52px 52px;
  background-position: 8px 12px, 26px 4px;
  clip-path: polygon(0 0, 100% 0, 100% 78%, 0 100%);
  pointer-events: none;
  opacity: 0.7;
}
.page-contact .contact-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
  align-items: center;
}
.page-contact .contact-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: var(--fs-small);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2);
}
.page-contact .contact-hero-tag::before {
  content: "";
  width: 28px;
  height: 2px;
  display: inline-block;
  background: var(--accent);
}
.page-contact .page-hero-title {
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 8vw, 4.2rem);
  line-height: var(--lh-head);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}
.page-contact .contact-hero-lead {
  margin-top: 1.25rem;
  max-width: 46em;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: var(--lh-body);
  color: var(--text-muted);
}
.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}
.page-contact .contact-hero-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.page-contact .hero-stat {
  position: relative;
  padding: 1.25rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  transform: skewX(-3deg);
}
.page-contact .hero-stat > * {
  transform: skewX(3deg);
}
.page-contact .hero-stat--green {
  border-left-color: var(--accent-2);
}
.page-contact .hero-stat-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.page-contact .hero-stat-value {
  display: block;
  margin-top: 0.35rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  color: var(--accent);
}
.page-contact .hero-stat--green .hero-stat-value {
  color: var(--accent-2);
}
.page-contact .hero-stat-note {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* 主体双栏 */
.page-contact .contact-main {
  padding-top: 0.5rem;
  padding-bottom: 0;
}
.page-contact .contact-main-grid {
  display: grid;
  gap: 4rem;
}
.page-contact .section-index {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.page-contact .section-heading h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  line-height: var(--lh-head);
}
.page-contact .section-lead {
  margin-top: 0.75rem;
  max-width: 42em;
  color: var(--text-muted);
  line-height: var(--lh-body);
}

/* 反馈区 */
.page-contact .feedback-layout {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.page-contact .feedback-card {
  position: relative;
  isolation: isolate;
  padding: 1.5rem;
  background: linear-gradient(150deg, var(--bg-card), rgba(17, 34, 64, 0.75));
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
}
.page-contact .feedback-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(35, 53, 84, 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35, 53, 84, 0.35) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.page-contact .feedback-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, transparent 48%, rgba(255, 107, 53, 0.22) 50%, transparent 54%);
  pointer-events: none;
}
.page-contact .feedback-card > * {
  position: relative;
  z-index: 1;
}
.page-contact .feedback-card-title {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
}
.page-contact .feedback-tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.page-contact .tab-button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 600;
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.page-contact .tab-button:hover {
  border-color: var(--accent);
  color: var(--text);
}
.page-contact .tab-button.is-active {
  background: rgba(255, 107, 53, 0.12);
  border-color: var(--accent);
  color: var(--accent);
}
.page-contact .tab-panel {
  margin: 0.5rem 0 1rem;
  padding: 0.25rem 0 0.25rem 1rem;
  border-left: 2px solid var(--border);
  font-size: 0.9rem;
  line-height: var(--lh-body);
  color: var(--text-muted);
}
.page-contact .tab-panel.is-active {
  border-left-color: var(--accent-2);
}
.page-contact .feedback-panel-list .tab-panel[hidden] {
  display: none;
}
.page-contact .feedback-field {
  margin-top: 1rem;
}
.page-contact .feedback-field label {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text);
}
.page-contact .feedback-field textarea,
.page-contact .feedback-field input {
  width: 100%;
  padding: 0.7rem 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.5;
  resize: vertical;
}
.page-contact .feedback-field textarea:focus,
.page-contact .feedback-field input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.page-contact .feedback-actions {
  margin-top: 1.25rem;
}
.page-contact .feedback-action-note {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-muted);
}

/* 反馈区图片 */
.page-contact .feedback-image {
  align-self: center;
  margin: 0;
}
.page-contact .feedback-image img,
.page-contact .location-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--border);
}
.page-contact .feedback-image img {
  max-height: 340px;
}
.page-contact .feedback-image figcaption,
.page-contact .location-image figcaption {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* 联系方式 */
.page-contact .contact-info-zone {
  position: relative;
}
.page-contact .contact-info-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}
.page-contact .info-card {
  padding: 1.25rem 1.25rem 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.page-contact .info-card:hover {
  transform: translateX(4px);
  background: #14304f;
  border-left-color: var(--accent-2);
}
.page-contact .info-card--mail {
  border-left-color: var(--accent);
}
.page-contact .info-card--phone {
  border-left-color: var(--accent-2);
}
.page-contact .info-card--address {
  border-left-color: var(--positive);
}
.page-contact .info-card--status {
  border-left-color: var(--warning);
}
.page-contact .info-key {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.page-contact .info-value {
  display: block;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  word-break: break-all;
}
.page-contact .info-phone {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px dashed rgba(57, 255, 20, 0.4);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--accent-2);
  text-decoration: none;
  transition: color 0.25s ease, border-color 0.25s ease;
}
.page-contact .info-phone:hover {
  border-bottom-color: var(--accent-2);
  color: var(--text);
}
.page-contact .info-address {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--text);
}
.page-contact .info-note {
  margin: 0.45rem 0 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-muted);
}
.page-contact .info-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
  color: var(--text);
}
.page-contact .status-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-2);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.8);
  animation: contact-pulse 2s ease-in-out infinite;
}

/* 响应承诺 */
.page-contact .response-zone {
  padding-block: 3.5rem;
  background: var(--bg-alt);
}
.page-contact .response-inner {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}
.page-contact .response-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 5rem;
  height: 5rem;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 12px 30px rgba(255, 107, 53, 0.25);
  transform: rotate(-6deg);
}
.page-contact .response-badge span {
  display: block;
}
.page-contact .response-badge span:last-child {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
}
.page-contact .contact-section-tag {
  font-family: var(--font-display);
  font-size: var(--fs-small);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}
.page-contact .response-copy h2 {
  margin: 0.35rem 0 0.8rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  line-height: var(--lh-head);
}
.page-contact .response-copy p {
  max-width: 40em;
  line-height: var(--lh-body);
  color: var(--text-muted);
}
.page-contact .response-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}
.page-contact .metric-cell {
  padding-left: 0.8rem;
  border-left: 2px solid var(--accent-2);
}
.page-contact .metric-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  line-height: 1.1;
  color: var(--accent-2);
}
.page-contact .metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* 位置说明 */
.page-contact .location-zone {
  padding-block: 3.5rem;
}
.page-contact .location-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}
.page-contact .location-points {
  display: grid;
  gap: 0.85rem;
  margin: 1.5rem 0 2rem;
  padding: 0;
  list-style: none;
}
.page-contact .location-points li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-muted);
}
.page-contact .location-points li::before {
  content: "";
  position: absolute;
  top: 0.45em;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--accent);
  transform: rotate(45deg);
}
.page-contact .location-image {
  margin: 0;
}
.page-contact .location-image img {
  aspect-ratio: 3 / 2;
}

/* FAQ引导 */
.page-contact .faq-guide {
  padding-bottom: 4rem;
}
.page-contact .faq-guide-grid {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.5rem;
}
.page-contact .faq-guide-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.05rem 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.page-contact .faq-guide-item:hover {
  transform: translateX(4px);
  border-color: var(--accent);
  background: #14304f;
}
.page-contact .guide-num {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
  transition: border-color 0.25s ease, color 0.25s ease;
}
.page-contact .faq-guide-item:hover .guide-num {
  border-color: var(--accent);
  color: var(--accent-2);
}
.page-contact .guide-text {
  font-size: 0.9rem;
  line-height: 1.45;
}

/* 响应式 */
@media (min-width: 560px) {
  .page-contact .contact-breadcrumb {
    padding-inline: 2rem;
  }
  .page-contact .contact-hero-panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-contact .feedback-layout {
    grid-template-columns: 1fr;
  }
  .page-contact .faq-guide-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-contact .response-zone {
    clip-path: polygon(0 0, 100% 6%, 100% 100%, 0 94%);
  }
}

@media (min-width: 880px) {
  .page-contact .location-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
  }
}

@media (min-width: 920px) {
  .page-contact .response-inner {
    grid-template-columns: auto 1fr auto;
    gap: 2.5rem;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-main-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
    gap: 3rem;
    align-items: start;
  }
  .page-contact .contact-hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
  }
  .page-contact .feedback-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .status-dot,
  .page-contact .info-card,
  .page-contact .faq-guide-item,
  .page-contact .hero-stat {
    animation: none;
    transition: none;
  }
}

@keyframes contact-pulse {
  50% {
    opacity: 0.45;
  }
}