.page-contact {
  --contact-panel: rgba(20, 27, 60, .72);
  --contact-hair: rgba(42, 51, 99, .9);
  background: var(--deep);
  color: var(--ink);
  overflow-x: hidden;
}

/* ===== 画板 1：首屏联系入口 ===== */
.page-contact .contact-top {
  position: relative;
  padding-top: clamp(104px, 12vw, 150px);
  background:
    radial-gradient(120% 86% at 84% -14%, rgba(108, 74, 182, .40), rgba(11, 16, 38, 0) 60%),
    radial-gradient(74% 58% at 6% 6%, rgba(62, 198, 198, .14), rgba(11, 16, 38, 0) 62%),
    var(--deep);
}

.page-contact .contact-top__head {
  max-width: 62ch;
  margin-top: clamp(18px, 3.4vw, 34px);
}

.page-contact .contact-top__head .t-display {
  margin: 14px 0 18px;
  color: var(--ink);
  letter-spacing: .02em;
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .page-contact .contact-top__head .t-display {
    background-image: linear-gradient(118deg, var(--ink) 42%, var(--gold) 122%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}

.page-contact .contact-hero {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  margin-top: clamp(34px, 5vw, 62px);
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
  }
}

.page-contact .contact-hero__channels {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-contact .channel {
  position: relative;
  padding: clamp(22px, 3.2vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(20, 27, 60, .94), rgba(11, 16, 38, .86));
  overflow: hidden;
  transition: border-color .24s var(--ease), transform .24s var(--ease);
}

.page-contact .channel::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108, 74, 182, .45), rgba(108, 74, 182, 0) 70%);
  pointer-events: none;
}

.page-contact .channel--phone {
  border-color: rgba(245, 197, 66, .40);
}

.page-contact .channel--phone::after {
  background: radial-gradient(circle, rgba(245, 197, 66, .32), rgba(245, 197, 66, 0) 70%);
}

.page-contact .channel:hover {
  transform: translateY(-2px);
}

.page-contact .channel__label {
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--ice);
}

.page-contact .channel--phone .channel__label {
  color: var(--gold);
}

.page-contact .channel__value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.6vw, 27px);
  font-weight: 600;
  line-height: 1.32;
  letter-spacing: .01em;
  overflow-wrap: anywhere;
}

.page-contact .channel--mail .channel__value {
  color: var(--ice);
}

.page-contact .channel--phone .channel__value {
  color: var(--gold);
}

.page-contact .channel__note {
  margin: 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .channel__copy {
  position: absolute;
  top: 18px;
  right: 20px;
  padding: 4px 10px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-pill);
  font-size: 12px;
  color: var(--ink-2);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s var(--ease);
}

.page-contact .channel:hover .channel__copy,
.page-contact .channel:focus-within .channel__copy {
  opacity: 1;
}

.page-contact .media-frame--hero {
  aspect-ratio: 3 / 2;
  border-radius: var(--radius-lg);
}

.page-contact .media-frame--hero img,
.page-contact .media-frame--tail img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
  height: auto;
}

.page-contact .media-frame--hero img {
  height: 100%;
}

.page-contact .contact-top__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(30px, 4vw, 48px) 0 0;
  padding: 0;
  list-style: none;
}

/* ===== 画板 2：受理时段与问题分流 ===== */
.page-contact .contact-hours .lede,
.page-contact .contact-fix .lede {
  max-width: 64ch;
  margin-top: 16px;
}

.page-contact .clock {
  max-width: 760px;
  margin: clamp(28px, 4vw, 44px) 0 0;
}

.page-contact .clock__track {
  position: relative;
  height: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(11, 16, 38, .9);
  overflow: hidden;
}

.page-contact .clock__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--nebula), var(--ice));
  transition: box-shadow .28s var(--ease), filter .28s var(--ease);
}

.page-contact .clock:hover .clock__fill,
.page-contact .clock:focus-within .clock__fill {
  box-shadow: 0 0 26px rgba(62, 198, 198, .55);
  filter: brightness(1.14);
}

.page-contact .clock__scale {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-2);
}

.page-contact .contact-hours__stats {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 40px);
}

@media (min-width: 640px) {
  .page-contact .contact-hours__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .scope-list {
  margin-top: clamp(34px, 5vw, 56px);
  border-top: 1px solid var(--line);
}

.page-contact .scope-item {
  display: grid;
  gap: 10px;
  padding: clamp(20px, 3vw, 26px) 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 880px) {
  .page-contact .scope-item {
    grid-template-columns: minmax(0, 190px) minmax(0, 1fr) auto;
    align-items: start;
    gap: 28px;
  }
}

.page-contact .scope-item__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .scope-item__body {
  margin: 0;
  max-width: 68ch;
  line-height: 1.82;
  color: var(--ink-2);
}

.page-contact .scope-item__body a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(62, 198, 198, .45);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .scope-item__body a:hover,
.page-contact .scope-item__body a:focus-visible {
  color: var(--gold);
  border-color: var(--gold);
}

.page-contact .scope-item__channel {
  justify-self: start;
}

/* ===== 画板 3：内容合作 ===== */
.page-contact .coop__tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-contact .coop__tab {
  appearance: none;
  font: inherit;
  font-size: 15px;
  cursor: pointer;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-2);
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .coop__tab:hover {
  color: var(--ink);
  border-color: var(--nebula);
}

.page-contact .coop__tab:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 2px;
}

.page-contact .coop__tab[aria-selected="true"] {
  border-color: transparent;
  background: linear-gradient(120deg, var(--nebula), rgba(62, 198, 198, .85));
  color: var(--ink);
}

.page-contact .coop__panels {
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-contact .coop__panel {
  display: grid;
  gap: 14px;
  max-width: 72ch;
}

.page-contact .coop__panel:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 8px;
  border-radius: var(--radius-md);
}

.page-contact .coop__panel p {
  margin: 0;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-contact .coop__list-title {
  margin: 8px 0 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--ice);
}

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

.page-contact .coop__list li {
  position: relative;
  padding-left: 20px;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-contact .coop__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

.page-contact .coop__note {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 18px 22px;
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: linear-gradient(90deg, rgba(245, 197, 66, .10), rgba(245, 197, 66, 0));
  line-height: 1.8;
  color: var(--ink-2);
  max-width: 78ch;
}

/* ===== 画板 4：数据纠错 ===== */
.page-contact .steps {
  counter-reset: step;
  display: grid;
  gap: 20px;
  max-width: 74ch;
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .steps li {
  counter-increment: step;
  position: relative;
  padding-left: clamp(54px, 9vw, 74px);
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--gold);
  border: 1px solid rgba(245, 197, 66, .42);
  border-radius: var(--radius-pill);
}

.page-contact .contact-fix__note {
  max-width: 74ch;
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--line);
  line-height: 1.85;
  color: var(--ink-2);
}

/* ===== 画板 5：通信地址 ===== */
.page-contact .address-grid {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  align-items: center;
  margin-top: clamp(18px, 3vw, 32px);
}

@media (min-width: 940px) {
  .page-contact .address-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

.page-contact .address-line {
  margin: 20px 0 16px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(20, 27, 60, .92);
  font-family: var(--font-mono);
  font-size: clamp(16px, 2vw, 21px);
  line-height: 1.7;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .address-grid__text > p {
  max-width: 64ch;
  margin: 0 0 12px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-contact .media-frame--tail {
  aspect-ratio: 7 / 4;
  border-radius: var(--radius-lg);
}

.page-contact .contact-links {
  display: grid;
  gap: 10px;
  margin-top: clamp(26px, 4vw, 38px);
}

@media (min-width: 640px) {
  .page-contact .contact-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .contact-links a {
  display: block;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  line-height: 1.6;
  color: var(--ink-2);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-contact .contact-links a:hover,
.page-contact .contact-links a:focus-visible {
  color: var(--ink);
  border-color: var(--ice);
  background: rgba(62, 198, 198, .08);
}

.page-contact .contact-links a:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 2px;
}

/* ===== 窄屏兜底 ===== */
@media (max-width: 560px) {
  .page-contact .channel__copy {
    display: none;
  }

  .page-contact .clock__scale {
    font-size: 11px;
  }

  .page-contact .coop__tab {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .clock__fill,
  .page-contact .coop__tab,
  .page-contact .contact-links a {
    transition: none;
  }

  .page-contact .channel:hover {
    transform: none;
  }
}