.page-contact {
  --ct-radius: 4px;
  --ct-card-pad: 22px;
  --ct-gap-s: 14px;
  --ct-gap-m: 22px;
  --ct-gap-l: 40px;
  color: var(--ink);
  overflow-x: hidden;
}

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

.page-contact .ct-link {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--blue-l);
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

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

/* 首屏 */
.page-contact .ct-intro {
  position: relative;
  padding: 26px 0 34px;
}

.page-contact .ct-intro__label {
  display: inline-block;
  margin: 0 0 12px;
  color: var(--blue);
  border-color: var(--line);
}

.page-contact .ct-intro__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 13vw, 5.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .ct-intro__title::after {
  content: "";
  display: block;
  width: 72px;
  height: 6px;
  margin-top: 16px;
  background: var(--orange);
}

.page-contact .ct-intro__body {
  margin-top: 22px;
  max-width: 40em;
}

.page-contact .ct-intro__lead {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .ct-intro__lead--sub {
  color: var(--gray);
}

.page-contact .ct-intro__ann {
  position: absolute;
  top: 32px;
  right: 4px;
  color: var(--gray);
  display: none;
}

/* 三条通道 */
.page-contact .ct-main {
  padding: 10px 0 40px;
}

.page-contact .ct-main__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 5vw, 1.8rem);
  letter-spacing: -0.01em;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-main__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap-m);
}

.page-contact .ct-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap-s);
}

.page-contact .ct-card {
  position: relative;
  padding: var(--ct-card-pad) var(--ct-card-pad) var(--ct-card-pad) 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  box-shadow: var(--shadow-paper);
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease);
}

.page-contact .ct-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--blue);
}

.page-contact .ct-card--mail::before { background: var(--orange); }
.page-contact .ct-card--phone::before { background: var(--blue); }
.page-contact .ct-card--addr::before { background: var(--green); }

.page-contact .ct-card:hover {
  transform: translateY(-2px);
  box-shadow: 5px 6px 0 rgba(227, 230, 233, 0.9);
}

.page-contact .ct-card__kind {
  margin: 0 0 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--gray);
}

.page-contact .ct-card__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 4.4vw, 1.35rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--blue-d);
  overflow-wrap: anywhere;
}

.page-contact .ct-card__value--addr {
  font-family: var(--font-body);
  font-weight: 800;
  color: var(--ink);
}

.page-contact .ct-card__note {
  margin: 0 0 12px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .ct-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--line);
  padding-top: 12px;
}

.page-contact .ct-card__list li {
  position: relative;
  margin: 0 0 8px;
  padding-left: 16px;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--ink);
}

.page-contact .ct-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 2px;
  background: var(--orange);
}

.page-contact .ct-side {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap-s);
  align-content: start;
}

.page-contact .ct-side__media {
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  overflow: hidden;
  margin: 0;
  background: var(--blue-l);
}

.page-contact .ct-side__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 4;
}

.page-contact .ct-side__media .media__caption {
  padding: 12px 14px;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--gray);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.page-contact .ct-clock {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 18px;
  background: var(--blue-l);
  border: 1px solid #c4d8ef;
  border-radius: var(--ct-radius);
}

.page-contact .ct-clock__svg {
  width: 88px;
  height: 88px;
  flex: none;
}

.page-contact .ct-clock__title {
  margin: 0 0 2px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--blue-d);
}

.page-contact .ct-clock__big {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .ct-clock__note {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #2c4a6b;
}

/* 响应时段 */
.page-contact .ct-timing {
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-timing__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap-s);
  margin-top: 18px;
}

.page-contact .ct-timing__col {
  padding: 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  box-shadow: var(--shadow-paper);
}

.page-contact .ct-timing__col--wide {
  background: #fff;
}

.page-contact .ct-timing__strong {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--ink);
}

.page-contact .ct-timing__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray);
}

/* 反馈分类 */
.page-contact .ct-feedback {
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-feedback__lead {
  margin: 0 0 20px;
  max-width: 40em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .ct-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0;
}

.page-contact .ct-tabs__btn {
  border: 1px solid var(--line);
  border-bottom: none;
  background: var(--paper);
  color: var(--gray);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: var(--ct-radius) var(--ct-radius) 0 0;
  cursor: pointer;
  transition: color 200ms var(--ease), background-color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-contact .ct-tabs__btn[aria-selected="true"] {
  color: #fff;
  background: var(--blue);
  border-color: var(--blue);
}

.page-contact .ct-tabs__btn:hover {
  color: var(--blue-d);
}

.page-contact .ct-tabs__btn[aria-selected="true"]:hover {
  color: #fff;
}

.page-contact .ct-tab-panel {
  padding: 22px 0 4px;
}

.page-contact .ct-panel__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-contact .ct-panel__list li {
  position: relative;
  padding: 12px 14px 12px 34px;
  background: var(--blue-l);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--ct-radius) var(--ct-radius) 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .ct-panel__list li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 1.35em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.page-contact .ct-feedback__tip {
  margin: 20px 0 0;
  padding: 14px 16px;
  background: var(--green-s);
  border-left: 3px solid var(--green);
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink);
}

/* 合作 */
.page-contact .ct-coop {
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-coop__lead {
  margin: 0 0 22px;
  max-width: 42em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .ct-coop__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap-s);
}

.page-contact .ct-coop__item {
  position: relative;
  padding: 22px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  box-shadow: var(--shadow-paper);
}

.page-contact .ct-coop__item::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 34px;
  height: 3px;
  background: var(--orange);
}

.page-contact .ct-coop__item:nth-child(2)::after { background: var(--blue); }
.page-contact .ct-coop__item:nth-child(3)::after { background: var(--green); }
.page-contact .ct-coop__item:nth-child(4)::after { background: var(--violet); }

.page-contact .ct-coop__name {
  margin: 10px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.0625rem;
  color: var(--ink);
}

.page-contact .ct-coop__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray);
}

/* 账号与数据请求 */
.page-contact .ct-request {
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-request__rows {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-contact .ct-request__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-request__key {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--blue-d);
}

.page-contact .ct-request__key::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 10px;
  background: var(--orange);
  transform: rotate(45deg) translateY(-1px);
}

.page-contact .ct-request__val {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .ct-request__foot {
  margin: 24px 0 0;
  padding: 16px 18px;
  background: var(--blue-l);
  border-radius: var(--ct-radius);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink);
}

/* 横幅 */
.page-contact .ct-banner {
  margin: 0 auto 0;
  padding: 0;
}

.page-contact .ct-banner .media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  overflow: hidden;
  background: var(--blue-l);
}

.page-contact .ct-banner img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .ct-banner .media__caption {
  padding: 12px 16px;
  font-size: 0.8125rem;
  color: var(--gray);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

/* 底部信息带 */
.page-contact .ct-band {
  margin-top: 36px;
  background: var(--ink);
  color: #fff;
}

.page-contact .ct-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding-top: 32px;
  padding-bottom: 32px;
}

.page-contact .ct-band__label {
  margin: 0 0 4px;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: #9db4c8;
}

.page-contact .ct-band__value {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  overflow-wrap: anywhere;
}

.page-contact .ct-band__value.num {
  font-family: var(--font-mono);
}

.page-contact .ct-band__item--sign {
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.page-contact .ct-band__sign {
  color: var(--orange-s);
  font-weight: 700;
}

/* 平板 */
@media (min-width: 720px) {
  .page-contact .ct-intro {
    padding: 34px 0 44px;
  }
  .page-contact .ct-intro__ann {
    display: block;
  }
  .page-contact .ct-intro__body {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: var(--ct-gap-m);
    max-width: none;
  }
  .page-contact .ct-intro__lead {
    font-size: 1.0625rem;
  }
  .page-contact .ct-timing__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-timing__col--wide {
    grid-column: span 2;
  }
  .page-contact .ct-coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-panel__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-request__row {
    grid-template-columns: minmax(0, 0.34fr) minmax(0, 0.66fr);
    gap: 24px;
    align-items: start;
  }
  .page-contact .ct-band__inner {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
  .page-contact .ct-band__item--sign {
    grid-column: span 3;
  }
}

/* 桌面：左卡片右图，非对称分栏 */
@media (min-width: 1000px) {
  .page-contact .ct-main__cols {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.72fr);
    gap: 34px;
    align-items: start;
  }
  .page-contact .ct-cards {
    gap: 18px;
  }
  .page-contact .ct-card {
    padding: 26px 26px 26px 32px;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
  .page-contact .ct-card__value {
    font-size: 1.4rem;
  }
  .page-contact .ct-card__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 18px;
  }
  .page-contact .ct-timing__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-timing__col--wide {
    grid-column: span 1;
  }
  .page-contact .ct-side {
    gap: 18px;
  }
  .page-contact .ct-coop__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
  .page-contact .ct-panel__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-band__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.4fr);
    gap: 28px;
  }
  .page-contact .ct-band__item--sign {
    grid-column: span 1;
    padding-top: 0;
    border-top: none;
    border-left: 1px solid rgba(255, 255, 255, 0.18);
    padding-left: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-tabs__btn,
  .page-contact .ct-link {
    transition: none;
  }
  .page-contact .ct-card:hover {
    transform: none;
  }
}