/* ===== 联系与反馈页 ===== */
.page-contact {
  --ct-line: rgba(230, 234, 230, .12);
  --ct-card: linear-gradient(168deg, rgba(15, 59, 51, .92) 0%, rgba(14, 18, 17, .96) 62%);
  --ct-inset: rgba(28, 36, 34, .42);
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 22px 0 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mute);
}

.page-contact .crumb {
  color: var(--mute);
  text-decoration: none;
}

.page-contact .crumb[aria-current="page"] {
  color: var(--chalk);
}

.page-contact .crumb-sep {
  color: var(--graphite);
}

/* --- 首屏 --- */
.page-contact .contact-hero {
  padding: clamp(28px, 5vw, 56px) 0 clamp(34px, 6vw, 72px);
}

.page-contact .hero-grid {
  display: grid;
  gap: 30px;
}

.page-contact .hero-copy h1 {
  margin: 14px 0 18px;
  font-family: var(--font-head);
  font-size: clamp(32px, 7.4vw, 66px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--chalk);
}

.page-contact .hero-copy .eyebrow {
  color: var(--gold);
}

.page-contact .hero-copy .lede {
  max-width: 34em;
  margin: 0;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.85;
  color: var(--chalk);
  opacity: .84;
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* --- 联系信息卡 --- */
.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  padding: 24px 20px 20px;
  border: 1px solid var(--line-lime);
  border-radius: var(--r-xl);
  background: var(--ct-card);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: -38%;
  right: -22%;
  width: 230px;
  height: 230px;
  background: radial-gradient(circle, rgba(200, 240, 75, .2), transparent 68%);
  pointer-events: none;
}

.page-contact .contact-card-title {
  position: relative;
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: clamp(20px, 4vw, 25px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--chalk);
}

.page-contact .contact-row {
  position: relative;
  padding: 18px 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .contact-row:first-of-type {
  border-top: 0;
  padding-top: 10px;
}

.page-contact .contact-key {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mute);
}

.page-contact .contact-value {
  margin: 0 0 6px;
  font-size: clamp(16px, 3.6vw, 19px);
  line-height: 1.3;
  color: var(--lime);
  overflow-wrap: anywhere;
}

.page-contact .contact-value--text {
  font-family: var(--font-body);
  font-size: clamp(15px, 3.2vw, 17px);
  color: var(--chalk);
}

.page-contact .contact-hint {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mute);
}

@media (min-width: 980px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .82fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-contact .contact-card {
    padding: 30px 28px 26px;
  }
}

/* --- 来信清单 --- */
.page-contact .brief-section {
  padding: clamp(30px, 5vw, 58px) 0;
}

.page-contact .brief-grid {
  display: grid;
  gap: 28px;
}

.page-contact .brief-copy .section-note,
.page-contact .intent-shell .section-note {
  max-width: 40em;
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mute);
}

.page-contact .brief-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .brief-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--ct-line);
  border-radius: var(--r-lg);
  background: var(--ct-inset);
}

.page-contact .brief-index {
  padding-top: 3px;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-contact .brief-title {
  display: block;
  margin-bottom: 5px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--chalk);
}

.page-contact .brief-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mute);
}

.page-contact .brief-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ct-line);
  border-radius: var(--r-xl);
  background: var(--char);
}

.page-contact .brief-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-contact .brief-media .media-caption {
  display: block;
  padding: 14px 18px 16px;
  border-top: 1px solid var(--ct-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mute);
}

@media (min-width: 900px) {
  .page-contact .brief-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: center;
  }
}

/* --- 来意分流 --- */
.page-contact .intent-section {
  padding: clamp(32px, 6vw, 68px) 0;
}

.page-contact .intent-shell {
  position: relative;
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-xl);
  background: linear-gradient(180deg, rgba(15, 59, 51, .6) 0%, rgba(14, 18, 17, .88) 100%);
}

.page-contact .intent-tabs {
  position: relative;
  margin-top: 26px;
}

.page-contact .intent-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}

.page-contact .intent-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-contact .intent-tab {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 17px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  background: rgba(28, 36, 34, .6);
  font-size: 14px;
  color: var(--chalk);
  cursor: pointer;
  transition: background .25s ease, color .25s ease, border-color .25s ease, transform .25s ease;
}

.page-contact .intent-idx {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-contact .intent-tab:hover {
  border-color: var(--line-lime);
  transform: translateY(-1px);
}

.page-contact .intent-radio:nth-of-type(1):checked ~ .intent-tablist .intent-tab:nth-child(1),
.page-contact .intent-radio:nth-of-type(2):checked ~ .intent-tablist .intent-tab:nth-child(2),
.page-contact .intent-radio:nth-of-type(3):checked ~ .intent-tablist .intent-tab:nth-child(3),
.page-contact .intent-radio:nth-of-type(4):checked ~ .intent-tablist .intent-tab:nth-child(4) {
  background: var(--lime);
  border-color: transparent;
  color: var(--pitch);
  font-weight: 600;
  box-shadow: var(--shadow-lime);
}

.page-contact .intent-radio:nth-of-type(1):checked ~ .intent-tablist .intent-tab:nth-child(1) .intent-idx,
.page-contact .intent-radio:nth-of-type(2):checked ~ .intent-tablist .intent-tab:nth-child(2) .intent-idx,
.page-contact .intent-radio:nth-of-type(3):checked ~ .intent-tablist .intent-tab:nth-child(3) .intent-idx,
.page-contact .intent-radio:nth-of-type(4):checked ~ .intent-tablist .intent-tab:nth-child(4) .intent-idx {
  color: rgba(7, 26, 22, .62);
}

.page-contact .intent-radio:nth-of-type(1):focus-visible ~ .intent-tablist .intent-tab:nth-child(1),
.page-contact .intent-radio:nth-of-type(2):focus-visible ~ .intent-tablist .intent-tab:nth-child(2),
.page-contact .intent-radio:nth-of-type(3):focus-visible ~ .intent-tablist .intent-tab:nth-child(3),
.page-contact .intent-radio:nth-of-type(4):focus-visible ~ .intent-tablist .intent-tab:nth-child(4) {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.page-contact .intent-panel {
  display: none;
}

.page-contact .intent-radio:nth-of-type(1):checked ~ .intent-panels .intent-panel:nth-child(1),
.page-contact .intent-radio:nth-of-type(2):checked ~ .intent-panels .intent-panel:nth-child(2),
.page-contact .intent-radio:nth-of-type(3):checked ~ .intent-panels .intent-panel:nth-child(3),
.page-contact .intent-radio:nth-of-type(4):checked ~ .intent-panels .intent-panel:nth-child(4) {
  display: block;
  animation: contactPanelIn .36s ease both;
}

@keyframes contactPanelIn {
  from { opacity: 0; transform: translateX(12px); }
  to { opacity: 1; transform: translateX(0); }
}

.page-contact .panel-lead {
  max-width: 42em;
  margin: 0;
  padding-left: 16px;
  border-left: 2px solid var(--line-lime);
  font-size: clamp(15px, 2.5vw, 16.5px);
  line-height: 1.8;
  color: var(--chalk);
}

.page-contact .panel-facts {
  display: grid;
  gap: 16px;
  margin: 22px 0 0;
}

.page-contact .panel-facts dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-contact .panel-facts dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--chalk);
  opacity: .86;
}

.page-contact .panel-foot {
  margin: 22px 0 0;
}

.page-contact .link-inline {
  display: inline-block;
  font-size: 14px;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 240, 75, .4);
  padding-bottom: 2px;
}

.page-contact .link-inline:hover {
  border-bottom-color: var(--lime);
}

@media (min-width: 720px) {
  .page-contact .panel-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

/* --- 纠错流程 --- */
.page-contact .fix-section {
  padding: clamp(30px, 5vw, 62px) 0;
}

.page-contact .fix-steps {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .fix-step {
  overflow: hidden;
  border: 1px solid var(--ct-line);
  border-radius: var(--r-lg);
  background: var(--ct-inset);
}

.page-contact .fix-step details {
  padding: 0;
}

.page-contact .fix-step summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .fix-num {
  min-width: 1.6em;
  font-size: clamp(28px, 6vw, 42px);
  font-weight: 900;
  line-height: 1;
  color: rgba(200, 240, 75, .26);
  transition: color .25s ease;
}

.page-contact .fix-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--chalk);
}

.page-contact .fix-step .expand-body {
  padding: 0 20px 20px 20px;
}

.page-contact .fix-step .expand-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mute);
}

.page-contact .fix-step details[open] .fix-num {
  color: var(--lime);
}

@media (min-width: 900px) {
  .page-contact .fix-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

/* --- 合作与授权 --- */
.page-contact .coop-section {
  padding: clamp(30px, 5vw, 62px) 0;
}

.page-contact .coop-grid {
  display: grid;
  gap: 26px;
}

.page-contact .coop-lead {
  max-width: 30em;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--mute);
}

.page-contact .coop-rows {
  display: grid;
  gap: 12px;
}

.page-contact .coop-row {
  display: grid;
  gap: 10px;
  padding: 18px 20px;
  border: 1px solid var(--ct-line);
  border-radius: var(--r-lg);
  background: rgba(14, 18, 17, .7);
}

.page-contact .coop-tag {
  justify-self: start;
}

.page-contact .coop-row p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--chalk);
  opacity: .84;
}

@media (min-width: 900px) {
  .page-contact .coop-grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }
}

/* --- 响应时间刻度 --- */
.page-contact .hours-section {
  padding: clamp(28px, 5vw, 58px) 0 clamp(34px, 6vw, 66px);
}

.page-contact .hours-card {
  padding: clamp(22px, 4vw, 40px);
  border: 1px solid var(--line-gold);
  border-radius: var(--r-xl);
  background: linear-gradient(180deg, rgba(15, 59, 51, .42) 0%, rgba(14, 18, 17, .86) 100%);
}

.page-contact .hours-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
}

.page-contact .hours-head .section-title {
  margin: 0;
}

.page-contact .hours-value {
  font-size: clamp(28px, 6.6vw, 50px);
  font-weight: 900;
  line-height: 1;
  color: var(--gold);
}

.page-contact .hours-day {
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--mute);
}

.page-contact .hours-track {
  position: relative;
  height: 6px;
  margin: 26px 0 10px;
  border-radius: var(--r-pill);
  background: rgba(230, 234, 230, .1);
}

.page-contact .hours-fill {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold), var(--lime));
}

.page-contact .hours-ticks {
  display: flex;
  justify-content: space-between;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--mute);
}

.page-contact .hours-foot {
  max-width: 46em;
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--chalk);
  opacity: .82;
}

.page-contact .hours-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* --- 底部通栏 --- */
.page-contact .contact-banner {
  position: relative;
  margin-top: clamp(20px, 4vw, 40px);
  overflow: hidden;
  border-radius: var(--r-xl) var(--r-xl) 0 0;
}

.page-contact .contact-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(200px, 34vw, 330px);
  object-fit: cover;
}

.page-contact .contact-banner-copy {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: clamp(20px, 4vw, 44px);
  background: linear-gradient(180deg, rgba(7, 26, 22, 0) 0%, rgba(7, 26, 22, .94) 78%);
}

.page-contact .banner-line {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(19px, 4.4vw, 30px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--lime);
}

.page-contact .banner-note {
  max-width: 40em;
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--chalk);
  opacity: .82;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .intent-radio:nth-of-type(1):checked ~ .intent-panels .intent-panel:nth-child(1),
  .page-contact .intent-radio:nth-of-type(2):checked ~ .intent-panels .intent-panel:nth-child(2),
  .page-contact .intent-radio:nth-of-type(3):checked ~ .intent-panels .intent-panel:nth-child(3),
  .page-contact .intent-radio:nth-of-type(4):checked ~ .intent-panels .intent-panel:nth-child(4) {
    animation: none;
  }

  .page-contact .intent-tab:hover {
    transform: none;
  }
}