.page-contact {
  --contact-ink-soft: #43506B;
  --contact-gold-deep: #A07020;
  --contact-line-soft: rgba(185, 195, 214, 0.18);
  --contact-line-dark: rgba(16, 20, 34, 0.12);
  background: var(--c-ink);
  color: var(--c-mist);
  overflow-x: hidden;
}

.page-contact .section-title {
  color: inherit;
}

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

/* ---------- 首屏联系区 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-bottom: clamp(56px, 8vw, 104px);
  overflow: hidden;
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: 70% 30%;
  opacity: 0.45;
  filter: saturate(0.8) contrast(1.05);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(115% 85% at 84% 16%, rgba(255, 122, 61, 0.3), transparent 58%),
    radial-gradient(90% 70% at 8% 92%, rgba(63, 191, 159, 0.12), transparent 62%),
    linear-gradient(180deg, rgba(14, 27, 51, 0.78) 0%, rgba(14, 27, 51, 0.93) 58%, var(--c-ink) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .contact-hero__coords {
  display: none;
}

.page-contact .contact-hero__frame {
  position: relative;
  margin-top: 22px;
  padding: clamp(26px, 4.4vw, 54px);
  border: 1px solid rgba(227, 180, 92, 0.3);
  background: linear-gradient(140deg, rgba(24, 42, 77, 0.72), rgba(14, 27, 51, 0.42));
}

.page-contact .contact-hero__frame::before,
.page-contact .contact-hero__frame::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid var(--c-orange);
  pointer-events: none;
}

.page-contact .contact-hero__frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .contact-hero__frame::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: 1.2;
  color: var(--c-white);
  max-width: 18ch;
}

.page-contact .contact-hero__lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--c-gray);
}

.page-contact .hero-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(26px, 4vw, 42px);
  list-style: none;
  background: var(--contact-line-soft);
  border: 1px solid var(--contact-line-soft);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.8vw, 30px);
  background: rgba(14, 27, 51, 0.82);
}

.page-contact .channel-label {
  margin: 0;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--track);
  color: var(--c-sand);
}

.page-contact .channel-value {
  align-self: flex-start;
  max-width: 100%;
  font-size: clamp(16px, 1.9vw, 22px);
  line-height: 1.4;
  color: var(--c-white);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(255, 122, 61, 0.55);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel-value:hover,
.page-contact .channel-value:focus-visible {
  color: var(--c-orange);
  border-color: var(--c-orange);
}

.page-contact .channel-use {
  margin: 0;
  font-size: var(--fs-index);
  line-height: 1.7;
  color: var(--c-gray);
}

/* ---------- 联系方式 ---------- */
.page-contact .contact-way {
  background: var(--c-mist);
  color: var(--c-black);
}

.page-contact .contact-way .eyebrow {
  color: var(--contact-gold-deep);
}

.page-contact .way-grid {
  margin-top: clamp(26px, 4vw, 42px);
  gap: 1px;
  background: var(--contact-line-dark);
  border: 1px solid var(--contact-line-dark);
}

.page-contact .way-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 3vw, 32px);
  background: var(--c-white);
}

.page-contact .way-kind {
  margin: 0;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--track);
  color: var(--c-ink-3);
}

.page-contact .way-value {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-ink);
  word-break: break-word;
}

.page-contact .way-text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--contact-ink-soft);
}

.page-contact .hours-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 26px;
  margin-top: clamp(22px, 3vw, 34px);
  padding: 16px 22px;
  background: var(--c-ink);
  color: var(--c-mist);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-contact .hours-note {
  font-size: var(--fs-index);
  color: var(--c-gray);
}

/* ---------- 咨询准备 ---------- */
.page-contact .contact-prep {
  background: var(--c-ink);
}

.page-contact .prep-rail {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 32px);
}

.page-contact .prep-rail-label {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  letter-spacing: var(--track);
  color: var(--c-sand);
  text-transform: uppercase;
}

.page-contact .prep-list {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 22px 0;
  border-top: 1px solid var(--contact-line-soft);
}

.page-contact .prep-item:last-child {
  border-bottom: 1px solid var(--contact-line-soft);
}

.page-contact .prep-num {
  font-size: 22px;
  line-height: 1;
  color: var(--c-sand);
}

.page-contact .prep-body h3 {
  margin: 0 0 6px;
  font-family: var(--font-body);
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .prep-body p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--c-gray);
}

.page-contact .prep-figure {
  margin: clamp(30px, 4vw, 46px) 0 0;
}

/* ---------- 响应与服务范围 ---------- */
.page-contact .contact-scope {
  background: var(--c-ink-2);
}

.page-contact .scope-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .scope-copy .section-title {
  margin-bottom: 18px;
}

.page-contact .scope-copy p {
  margin: 0 0 14px;
  max-width: 58ch;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--c-gray);
}

.page-contact .scope-copy p:last-child {
  margin-bottom: 0;
}

.page-contact .scope-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--contact-line-soft);
  border: 1px solid var(--contact-line-soft);
  align-self: start;
}

.page-contact .scope-stats li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 16px;
  background: var(--c-ink-2);
}

.page-contact .scope-num {
  font-size: 26px;
  line-height: 1.1;
  color: var(--c-orange);
}

.page-contact .scope-label {
  font-size: var(--fs-index);
  line-height: 1.6;
  color: var(--c-gray);
}

/* ---------- 常见咨询类型 ---------- */
.page-contact .contact-types {
  background: var(--c-mist);
  color: var(--c-black);
}

.page-contact .contact-types .eyebrow {
  color: var(--contact-gold-deep);
}

.page-contact .contact-types .section-lead {
  color: var(--contact-ink-soft);
}

.page-contact .tabs {
  margin-top: clamp(26px, 4vw, 40px);
}

.page-contact .tab-list {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding-bottom: 0;
  border-bottom: 1px solid var(--contact-line-dark);
}

.page-contact .tab {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--contact-ink-soft);
  cursor: pointer;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .tab:hover {
  color: var(--c-ink);
}

.page-contact .tab[aria-selected="true"] {
  color: var(--c-ink);
}

.page-contact .tab:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

.page-contact .tabs-indicator {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 2px;
  background: var(--c-orange);
  transition: transform var(--dur) var(--ease), width var(--dur) var(--ease);
}

.page-contact .tab-panel {
  padding-top: clamp(18px, 3vw, 28px);
}

.page-contact .tab-panel[hidden] {
  display: none;
}

.page-contact .type-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 20px 0;
  border-top: 1px solid var(--contact-line-dark);
}

.page-contact .type-row:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .type-q {
  margin: 0;
  font-family: var(--font-title);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.65;
  color: var(--c-ink);
}

.page-contact .type-q::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--c-orange);
}

.page-contact .type-a {
  margin: 0;
  max-width: 58ch;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--contact-ink-soft);
}

.page-contact .type-a a {
  color: #1F4FA8;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--dur) var(--ease);
}

.page-contact .type-a a:hover,
.page-contact .type-a a:focus-visible {
  color: var(--c-orange);
}

/* ---------- 资料补充与栏目共建 ---------- */
.page-contact .contact-contribute {
  background: var(--c-ink);
}

.page-contact .contrib-flow {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--contact-line-soft);
  border: 1px solid var(--contact-line-soft);
}

.page-contact .contrib-flow li {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 3vw, 32px);
  background: var(--c-ink);
}

.page-contact .contrib-step {
  margin: 0;
  font-size: var(--fs-index);
  letter-spacing: var(--track);
  color: var(--c-sand);
}

.page-contact .contrib-flow h3 {
  margin: 0;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .contrib-flow p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.78;
  color: var(--c-gray);
}

/* ---------- 收束条 ---------- */
.page-contact .contact-tail {
  padding-top: 0;
  background: var(--c-ink);
}

.page-contact .tail-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px 32px;
  padding: clamp(24px, 3.4vw, 40px) clamp(22px, 3vw, 40px);
  background: linear-gradient(120deg, rgba(255, 122, 61, 0.16), rgba(227, 180, 92, 0.08) 55%, rgba(14, 27, 51, 0));
  border: 1px solid rgba(255, 122, 61, 0.36);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}

.page-contact .tail-bar p {
  margin: 0;
  max-width: 54ch;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--c-mist);
}

.page-contact .tail-bar .btn {
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .prep-item {
    grid-template-columns: 72px 1fr;
    gap: 26px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__coords {
    display: block;
    position: absolute;
    right: clamp(24px, 5vw, 64px);
    bottom: clamp(24px, 4vw, 48px);
    z-index: 3;
    font-size: 12px;
    letter-spacing: 0.14em;
    color: rgba(227, 180, 92, 0.7);
  }

  .page-contact .hero-channels {
    grid-template-columns: 1.4fr 1fr;
  }

  .page-contact .prep-rail {
    grid-template-columns: minmax(120px, 3fr) 9fr;
    gap: clamp(32px, 4.5vw, 68px);
  }

  .page-contact .scope-band {
    grid-template-columns: 8fr 4fr;
    align-items: start;
  }

  .page-contact .type-row {
    grid-template-columns: 4fr 8fr;
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
    padding: 24px 0;
  }

  .page-contact .contrib-flow {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-hero__frame {
    padding: 60px 64px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}