.page-contact {
  --pc-tone: var(--electric-blue);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--step-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-contact a {
  color: var(--blue-soft);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact a:hover {
  color: var(--neon-green);
}

.page-contact a:focus-visible,
.page-contact label:focus-visible {
  outline: 3px solid var(--neon-green);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(18px, 3vw, 32px) 0 clamp(34px, 5vw, 60px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -30%;
  right: -12%;
  width: 62%;
  height: 130%;
  background: var(--clear-gradient);
  opacity: 0.16;
  transform: rotate(-9deg);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

.page-contact .contact-hero__lead h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.page-contact .contact-hero__text {
  margin: 18px 0 0;
  max-width: 34em;
  color: var(--text-muted);
}

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

.page-contact .contact-hero__marks {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.page-contact .contact-hero__marks li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 12px;
  border-left: 3px solid var(--electric-blue);
}

.page-contact .contact-hero__marks li:nth-child(2) {
  border-left-color: var(--score-yellow);
}

.page-contact .contact-hero__marks li:nth-child(3) {
  border-left-color: var(--neon-green);
}

.page-contact .contact-hero__marks .num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 21px;
  line-height: 1.2;
  color: var(--neon-green);
}

.page-contact .contact-hero__marks li:nth-child(1) .num {
  color: var(--score-yellow);
}

.page-contact .contact-hero__marks li:nth-child(2) .num {
  color: var(--blue-soft);
}

.page-contact .contact-hero__marks li > span:last-child {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  aspect-ratio: 12 / 7;
  overflow: hidden;
  background: var(--panel-deep);
  clip-path: polygon(0 9%, 100% 0, 100% 100%, 5% 96%);
  box-shadow: var(--shadow-blue);
}

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

.page-contact .contact-hero__figure::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: -45%;
  left: -14%;
  width: 42%;
  height: 190%;
  background: var(--clear-gradient);
  opacity: 0.5;
  transform: rotate(18deg);
  mix-blend-mode: screen;
  pointer-events: none;
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 45%;
  background: linear-gradient(0deg, rgba(7, 11, 20, 0.92), rgba(7, 11, 20, 0));
  pointer-events: none;
}

/* ---------- 反馈入口 ---------- */
.page-contact .contact-intro {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 40em;
  color: var(--text-muted);
}

.page-contact .feedback-cards .card {
  border-top: 6px solid var(--border-steel);
}

.page-contact .feedback-cards .card:nth-child(1) {
  border-top-color: var(--electric-blue);
}

.page-contact .feedback-cards .card:nth-child(2) {
  border-top-color: var(--flag-orange);
}

.page-contact .feedback-cards .card:nth-child(3) {
  border-top-color: var(--neon-green);
}

.page-contact .feedback-cards .card__meta {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--score-yellow);
}

/* ---------- 事项切换 ---------- */
.page-contact .topic-switch {
  position: relative;
}

.page-contact .topic-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-contact .topic-switch__tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-contact .topic-switch__tab {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 16px 14px 14px;
  background: var(--panel-dark);
  border: 2px solid var(--border-steel);
  border-top: 6px solid var(--pc-tone, var(--electric-blue));
  cursor: pointer;
  user-select: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .topic-switch__tab--1 { --pc-tone: var(--flag-orange); }
.page-contact .topic-switch__tab--2 { --pc-tone: var(--score-yellow); }
.page-contact .topic-switch__tab--3 { --pc-tone: var(--electric-blue); }
.page-contact .topic-switch__tab--4 { --pc-tone: var(--neon-green); }

.page-contact .topic-switch__tab-num {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--pc-tone, var(--electric-blue));
}

.page-contact .topic-switch__tab-name {
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.15;
  color: var(--text-primary);
}

.page-contact .topic-switch__tab-hint {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-muted);
}

@media (hover: hover) {
  .page-contact .topic-switch__tab:hover {
    transform: translateY(-4px);
    border-left-color: var(--neon-green);
    border-right-color: var(--neon-green);
    border-bottom-color: var(--neon-green);
    box-shadow: var(--shadow-blue);
  }
}

.page-contact #ct-1:checked ~ .topic-switch__tabs label[for="ct-1"],
.page-contact #ct-2:checked ~ .topic-switch__tabs label[for="ct-2"],
.page-contact #ct-3:checked ~ .topic-switch__tabs label[for="ct-3"],
.page-contact #ct-4:checked ~ .topic-switch__tabs label[for="ct-4"] {
  transform: translateY(-4px);
  background: var(--panel-dark);
  border-color: var(--neon-green);
  border-top-color: var(--pc-tone, var(--electric-blue));
  box-shadow: var(--shadow-blue);
}

.page-contact #ct-1:focus-visible ~ .topic-switch__tabs label[for="ct-1"],
.page-contact #ct-2:focus-visible ~ .topic-switch__tabs label[for="ct-2"],
.page-contact #ct-3:focus-visible ~ .topic-switch__tabs label[for="ct-3"],
.page-contact #ct-4:focus-visible ~ .topic-switch__tabs label[for="ct-4"] {
  outline: 3px solid var(--neon-green);
  outline-offset: 3px;
}

.page-contact .topic-switch__panel {
  display: none;
}

.page-contact #ct-1:checked ~ .topic-switch__panels .topic-switch__panel--1,
.page-contact #ct-2:checked ~ .topic-switch__panels .topic-switch__panel--2,
.page-contact #ct-3:checked ~ .topic-switch__panels .topic-switch__panel--3,
.page-contact #ct-4:checked ~ .topic-switch__panels .topic-switch__panel--4 {
  display: block;
  animation: pc-fadein 0.2s var(--ease) both;
}

@keyframes pc-fadein {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-contact .topic-switch__panel--1 { --pc-tone: var(--flag-orange); }
.page-contact .topic-switch__panel--2 { --pc-tone: var(--score-yellow); }
.page-contact .topic-switch__panel--3 { --pc-tone: var(--electric-blue); }
.page-contact .topic-switch__panel--4 { --pc-tone: var(--neon-green); }

.page-contact .topic-panel {
  display: grid;
  gap: 22px;
  padding: clamp(20px, 3vw, 32px);
  background: var(--panel-dark);
  border: 2px solid var(--border-steel);
  border-left: 6px solid var(--pc-tone, var(--electric-blue));
  box-shadow: var(--shadow-blue);
}

.page-contact .topic-panel h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: var(--step-h3);
  line-height: 1.3;
  color: var(--text-primary);
}

.page-contact .topic-panel p {
  margin: 0 0 14px;
  max-width: 38em;
  color: var(--text-muted);
}

.page-contact .topic-panel p:last-child {
  margin-bottom: 0;
}

.page-contact .topic-panel__link {
  font-family: var(--font-num);
  font-size: 15px;
}

.page-contact .topic-panel__aside {
  padding: 18px;
  background: var(--panel-deep);
  border: 2px dashed var(--border-steel);
}

.page-contact .topic-panel__aside-title {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--pc-tone, var(--neon-green));
}

.page-contact .topic-panel__aside ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .topic-panel__aside li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-primary);
}

.page-contact .topic-panel__aside li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--pc-tone, var(--neon-green));
}

/* ---------- 合作 ---------- */
.page-contact .coop-grid .card {
  border-top: 6px solid var(--border-steel);
}

.page-contact .coop-grid .card:nth-child(1) { border-top-color: var(--electric-blue); }
.page-contact .coop-grid .card:nth-child(2) { border-top-color: var(--neon-green); }
.page-contact .coop-grid .card:nth-child(3) { border-top-color: var(--flag-orange); }

.page-contact .coop-foot {
  display: grid;
  gap: 22px;
  margin-top: clamp(22px, 3vw, 34px);
  padding: clamp(20px, 3vw, 28px);
  background: var(--panel-dark);
  border: 2px solid var(--border-steel);
  border-top: 6px solid var(--score-yellow);
}

.page-contact .coop-foot__stats {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
}

.page-contact .coop-foot__stats .stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-contact .coop-foot__stats .stat__value {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.1;
  color: var(--neon-green);
}

.page-contact .coop-foot__stats .stat__label {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.page-contact .coop-foot__note {
  margin: 0;
  max-width: 44em;
  color: var(--text-muted);
}

/* ---------- 联系方式 ---------- */
.page-contact .channels {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--panel-dark);
  border: 2px solid var(--border-steel);
}

.page-contact .channel-list__item {
  display: grid;
  gap: 3px;
  padding: 15px 18px;
  border-bottom: 2px solid var(--border-steel);
  border-left: 5px solid var(--electric-blue);
}

.page-contact .channel-list__item:last-child {
  border-bottom: 0;
}

.page-contact .channel-list__item--mail { border-left-color: var(--neon-green); }
.page-contact .channel-list__item--service { border-left-color: var(--neon-green); }
.page-contact .channel-list__item--phone { border-left-color: var(--score-yellow); }
.page-contact .channel-list__item--addr { border-left-color: var(--blue-soft); }
.page-contact .channel-list__item--time { border-left-color: var(--flag-orange); }

.page-contact .channel-list__key {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.page-contact .channel-list__val {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  line-height: 1.5;
  color: var(--text-primary);
  word-break: break-all;
}

.page-contact .channel-list__val--text {
  font-family: var(--font-body);
  font-size: 16px;
  word-break: normal;
}

.page-contact .channels__flow {
  margin-top: 20px;
  padding-left: 16px;
  border-left: 3px solid var(--neon-green);
}

.page-contact .channels__flow h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-h3);
  color: var(--text-primary);
}

.page-contact .channels__flow p {
  margin: 0 0 10px;
  max-width: 36em;
  color: var(--text-muted);
}

.page-contact .channels__flow-link {
  font-family: var(--font-num);
  font-size: 15px;
}

.page-contact .channels__figure {
  margin: 0;
}

/* ---------- 服务地区 ---------- */
.page-contact .region-band {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
  padding: clamp(22px, 3.4vw, 38px);
  background: var(--panel-dark);
  border: 2px solid var(--border-steel);
  border-left: 8px solid var(--electric-blue);
  box-shadow: var(--shadow-green);
}

.page-contact .region-band .section__title {
  margin: 8px 0 14px;
}

.page-contact .region-band p {
  margin: 0 0 12px;
  max-width: 40em;
  color: var(--text-muted);
}

.page-contact .region-band__note {
  padding-top: 12px;
  border-top: 2px solid var(--border-steel);
  font-size: 15px;
}

.page-contact .region-band__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .region-band__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-steel);
}

.page-contact .region-band__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .region-band__list .num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  color: var(--neon-green);
  flex: 0 0 auto;
}

.page-contact .region-band__list li > span:last-child {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-muted);
}

/* ---------- 结尾 ---------- */
.page-contact .contact-close {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--panel-deep);
  border: 2px solid var(--border-steel);
  border-top: 0;
}

.page-contact .contact-close__text h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-h2);
  line-height: 1.2;
  color: var(--text-primary);
}

.page-contact .contact-close__text p {
  margin: 0;
  max-width: 38em;
  color: var(--text-muted);
}

.page-contact .contact-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-close__band {
  grid-column: 1 / -1;
  height: 6px;
  background: var(--clear-gradient);
  background-size: 220% 100%;
  animation: pc-band-shift 14s linear infinite;
}

@keyframes pc-band-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .topic-switch__tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .topic-panel {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .coop-foot {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-contact .contact-close {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 6.2fr) minmax(0, 5.8fr);
  }

  .page-contact .contact-hero__lead {
    padding-right: 12px;
  }

  .page-contact .channels {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .region-band {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .channels__figure {
    margin-top: 28px;
  }
}

@media (max-width: 719px) {
  .page-contact .topic-switch__tab {
    padding: 13px 11px 12px;
  }

  .page-contact .topic-switch__tab-hint {
    font-size: 12px;
  }

  .page-contact .contact-hero__figure {
    clip-path: polygon(0 5%, 100% 0, 100% 100%, 4% 97%);
  }

  .page-contact .channel-list__val {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .topic-switch__panel,
  .page-contact .contact-close__band {
    animation: none;
  }

  .page-contact .topic-switch__tab,
  .page-contact .topic-switch__tab:hover {
    transition: none;
    transform: none;
  }

  .page-contact #ct-1:checked ~ .topic-switch__tabs label[for="ct-1"],
  .page-contact #ct-2:checked ~ .topic-switch__tabs label[for="ct-2"],
  .page-contact #ct-3:checked ~ .topic-switch__tabs label[for="ct-3"],
  .page-contact #ct-4:checked ~ .topic-switch__tabs label[for="ct-4"] {
    transform: none;
  }
}