.page-contact {
  display: block;
}

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

/* ---------- 首屏：框景联系台 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(1.25rem, 3vw, 1.75rem) 0 clamp(4rem, 9vw, 6rem);
  color: var(--white);
  border-radius: 0 0 clamp(24px, 5vw, 44px) clamp(24px, 5vw, 44px);
  background:
    radial-gradient(120% 80% at 88% -12%, rgba(92, 242, 214, .22), transparent 62%),
    radial-gradient(90% 70% at 2% 112%, rgba(255, 107, 53, .18), transparent 60%),
    linear-gradient(165deg, var(--ink-deep) 0%, var(--ink) 46%, var(--pine) 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(247, 250, 252, .05) 0 1px, transparent 1px 88px);
}

.page-contact .contact-hero .breadcrumb__link {
  color: var(--ice);
}

.page-contact .contact-hero .breadcrumb__link[aria-current="page"] {
  color: var(--neon);
}

.page-contact .contact-hero .breadcrumb__sep {
  color: var(--archive);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.75rem);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .contact-hero__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
}

.page-contact .contact-hero h1 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 7vw, 3.9rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -.02em;
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(1rem, 2.4vw, 1.08rem);
  line-height: 1.75;
  color: rgba(247, 250, 252, .82);
}

.page-contact .contact-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: .35rem;
}

.page-contact .contact-hero__note {
  margin: .5rem 0 0;
  font-size: .86rem;
  letter-spacing: .02em;
  color: var(--neon-soft);
  word-break: break-all;
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--radius-lg);
  box-shadow: 0 26px 60px -34px rgba(8, 24, 39, .9);
}

.page-contact .contact-hero__media .media-frame__img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-hero__media .media-frame__caption {
  color: rgba(247, 250, 252, .74);
}

/* ---------- 联系渠道 ---------- */

.page-contact .contact-channels {
  position: relative;
  z-index: 1;
  margin-top: clamp(-3.5rem, -4vw, -2rem);
  padding: clamp(3rem, 7vw, 4.5rem) 0 clamp(2.5rem, 6vw, 4rem);
  border-radius: clamp(24px, 5vw, 44px) clamp(24px, 5vw, 44px) 0 0;
  background: var(--sand);
}

.page-contact .section-head {
  max-width: 46rem;
}

.page-contact .section-head__kicker {
  margin: 0 0 .6rem;
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--archive);
}

.page-contact .section-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.65rem, 4.6vw, 2.5rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--ink);
}

.page-contact .section-head__lede {
  margin: .85rem 0 0;
  font-size: 1rem;
  line-height: 1.75;
  color: #3c4b5c;
}

.page-contact .section-head--invert h2 {
  color: var(--white);
}

.page-contact .section-head--invert .section-head__lede {
  color: rgba(247, 250, 252, .8);
}

.page-contact .section-head--invert .section-head__kicker {
  color: var(--neon);
}

.page-contact .channel-grid {
  display: grid;
  gap: 1rem;
  margin-top: clamp(2rem, 5vw, 2.75rem);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: .65rem;
  padding: 1.5rem 1.4rem;
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: 0 18px 40px -32px rgba(11, 31, 51, .7);
}

.page-contact .channel-card--phone {
  background: var(--ice);
}

.page-contact .channel-card--addr {
  background: linear-gradient(155deg, var(--pine), var(--ink));
  color: var(--white);
}

.page-contact .channel-card__kicker {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--archive);
}

.page-contact .channel-card--addr .channel-card__kicker {
  color: var(--neon);
}

.page-contact .channel-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .channel-card--addr .channel-card__title {
  color: var(--white);
}

.page-contact .channel-card__val {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--signal-deep);
  word-break: break-all;
}

.page-contact .channel-card--addr .channel-card__val {
  color: var(--neon-soft);
}

.page-contact .channel-card__text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.7;
  color: #3c4b5c;
}

.page-contact .channel-card--addr .channel-card__text {
  color: rgba(247, 250, 252, .78);
}

.page-contact .channel-card__foot {
  margin-top: auto;
  padding-top: .4rem;
}

.page-contact .response-scale {
  margin-top: clamp(2rem, 5vw, 2.75rem);
  padding: 1.5rem 1.35rem;
  border-radius: var(--radius-lg);
  background: rgba(247, 250, 252, .72);
}

.page-contact .response-scale__title {
  margin: 0 0 1rem;
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--archive);
}

.page-contact .response-scale__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .response-scale__legend {
  display: grid;
  gap: .6rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  font-size: .92rem;
  line-height: 1.65;
  color: #3c4b5c;
}

.page-contact .response-scale__legend .data {
  display: inline-block;
  margin-right: .4rem;
  color: var(--signal-deep);
}

/* ---------- 换机登录指引 ---------- */

.page-contact .migrate {
  padding: clamp(3rem, 7vw, 5rem) 0;
  background: var(--white);
}

.page-contact .migrate__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.75rem);
  align-items: center;
}

.page-contact .migrate__kicker {
  margin: 0 0 .6rem;
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--archive);
}

.page-contact .migrate__copy h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4.6vw, 2.4rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--ink);
}

.page-contact .migrate__copy p {
  margin: .9rem 0 0;
  font-size: 1rem;
  line-height: 1.78;
  color: #3c4b5c;
}

.page-contact .migrate__list {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .5rem;
}

.page-contact .migrate__list li {
  position: relative;
  padding-left: 1.4rem;
  font-size: .95rem;
  line-height: 1.65;
  color: var(--ink);
}

.page-contact .migrate__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: .55rem;
  height: .55rem;
  border-radius: 2px;
  background: var(--signal);
}

.page-contact .migrate__copy .btn {
  margin-top: 1.6rem;
}

.page-contact .migrate__media {
  margin: 0;
  border-radius: var(--radius-lg);
  background: var(--ice);
}

.page-contact .migrate__media .media-frame__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 数据合作 ---------- */

.page-contact .coop {
  padding: clamp(3rem, 7vw, 5rem) 0;
  color: var(--white);
  background:
    radial-gradient(100% 80% at 100% 0%, rgba(92, 242, 214, .16), transparent 58%),
    linear-gradient(150deg, var(--ink) 0%, var(--pine) 100%);
}

.page-contact .coop-grid {
  display: grid;
  gap: 1rem;
  margin-top: clamp(2rem, 5vw, 2.75rem);
}

.page-contact .coop-card {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.45rem 1.35rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(92, 242, 214, .22);
  background: rgba(247, 250, 252, .06);
  transition: transform .3s var(--ease), border-color .3s var(--ease), background-color .3s var(--ease);
}

.page-contact .coop-card:hover {
  transform: translateY(-4px);
  border-color: rgba(92, 242, 214, .55);
  background: rgba(247, 250, 252, .1);
}

.page-contact .coop-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .coop-card p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.72;
  color: rgba(247, 250, 252, .78);
}

.page-contact .coop-stats {
  display: grid;
  gap: 1rem;
  margin: clamp(2rem, 5vw, 2.75rem) 0 0;
  padding: 1.35rem 0 0;
  border-top: 1px solid rgba(247, 250, 252, .16);
}

.page-contact .coop-stats__item dt {
  margin: 0;
  font-size: 1.35rem;
  color: var(--neon);
}

.page-contact .coop-stats__item dd {
  margin: .25rem 0 0;
  font-size: .88rem;
  letter-spacing: .02em;
  color: rgba(247, 250, 252, .72);
}

/* ---------- 反馈上报 ---------- */

.page-contact .feedback {
  padding: clamp(3rem, 7vw, 5rem) 0;
  background: var(--ice);
}

.page-contact .feedback-grid {
  display: grid;
  gap: 1rem;
  margin-top: clamp(2rem, 5vw, 2.75rem);
}

.page-contact .feedback-item {
  padding: 1.4rem 1.35rem;
  border-left: 4px solid var(--signal);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--white);
}

.page-contact .feedback-item h3 {
  margin: 0 0 .5rem;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .feedback-item p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.7;
  color: #3c4b5c;
}

.page-contact .feedback-mail {
  margin: clamp(1.75rem, 4vw, 2.25rem) 0 0;
  padding: .9rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(11, 31, 51, .28);
  font-size: .88rem;
  color: var(--ink);
  word-break: break-all;
}

/* ---------- 快捷入口 ---------- */

.page-contact .shortcuts {
  padding: clamp(3rem, 7vw, 5rem) 0 clamp(3.5rem, 8vw, 6rem);
  background: var(--sand);
}

.page-contact .shortcut-grid {
  display: grid;
  gap: 1rem;
  margin-top: clamp(2rem, 5vw, 2.75rem);
}

.page-contact .shortcut-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.4rem 1.35rem 2.4rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  background: var(--white);
  box-shadow: 0 16px 36px -30px rgba(11, 31, 51, .8);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-contact .shortcut-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 50px -32px rgba(11, 31, 51, .9);
}

.page-contact .shortcut-card__kicker {
  margin: 0;
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--archive);
}

.page-contact .shortcut-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .shortcut-card p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.68;
  color: #3c4b5c;
}

.page-contact .shortcut-card__arrow {
  position: absolute;
  right: 1.2rem;
  bottom: 1rem;
  font-size: 1.2rem;
  line-height: 1;
  color: var(--signal);
  transition: transform .3s var(--ease);
}

.page-contact .shortcut-card:hover .shortcut-card__arrow {
  transform: translateX(4px);
}

.page-contact .shortcuts__tail {
  margin: clamp(2rem, 5vw, 2.75rem) 0 0;
  font-size: .96rem;
  line-height: 1.75;
  color: #3c4b5c;
}

.page-contact .shortcuts__tail a {
  color: var(--signal-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .shortcuts__tail a:hover {
  color: var(--ink);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .response-scale__legend {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .coop-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .feedback-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .shortcut-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 1.06fr .94fr;
    align-items: center;
  }

  .page-contact .channel-card--addr {
    transform: translateY(-1rem);
  }

  .page-contact .migrate__grid {
    grid-template-columns: 1.1fr .9fr;
  }

  .page-contact .shortcut-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-contact .coop-card:nth-child(2) {
    transform: translateY(-1.25rem);
  }

  .page-contact .coop-card:nth-child(2):hover {
    transform: translateY(-1.65rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-card,
  .page-contact .shortcut-card,
  .page-contact .shortcut-card__arrow {
    transition: none;
  }

  .page-contact .coop-card:hover,
  .page-contact .shortcut-card:hover {
    transform: none;
  }

  .page-contact .shortcut-card:hover .shortcut-card__arrow {
    transform: none;
  }
}