.page-contact {
  position: relative;
  background-color: var(--c-bg);
  background-image:
    linear-gradient(rgba(232, 237, 245, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 237, 245, 0.032) 1px, transparent 1px);
  background-size: 44px 44px;
  overflow: hidden;
}

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

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-title);
}

.page-contact h2 {
  font-size: clamp(1.55rem, 2.6vw, 2.2rem);
  font-weight: 800;
  margin: 0.45rem 0 0.7rem;
  color: var(--c-white);
  line-height: 1.2;
}

.page-contact h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--c-white);
  margin: 0 0 0.35rem;
}

.page-contact .section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent-soft);
}

.page-contact .section-label::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--c-accent);
  flex: none;
}

.page-contact .section-index {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 3.4rem;
  font-weight: 700;
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1.2px rgba(255, 122, 0, 0.5);
  flex: none;
  user-select: none;
}

.page-contact .section-lead {
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(232, 237, 245, 0.72);
  max-width: 60rem;
}

/* ===== 页头 ===== */
.contact-hero {
  position: relative;
  padding: calc(var(--header-h) + 3rem) 0 2rem;
  background:
    radial-gradient(52% 44% at 84% 6%, rgba(255, 122, 0, 0.07), transparent 66%),
    radial-gradient(42% 46% at 6% 18%, rgba(18, 59, 103, 0.72), transparent 70%);
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero .breadcrumb {
  margin-bottom: 2.1rem;
}

.page-contact .contact-hero .breadcrumb a {
  color: rgba(232, 237, 245, 0.6);
  font-size: 0.82rem;
  text-decoration: none;
  font-family: var(--font-sans);
  transition: color var(--transition);
}

.page-contact .contact-hero .breadcrumb a:hover,
.page-contact .contact-hero .breadcrumb a:focus-visible {
  color: var(--c-accent);
  outline: none;
}

.page-contact .contact-hero .breadcrumb-sep {
  color: rgba(232, 237, 245, 0.32);
  margin: 0 0.5rem;
  font-size: 0.8rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.contact-hero h1 {
  font-size: clamp(2.05rem, 4.6vw, 3.55rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  margin: 0.8rem 0 1rem;
  color: var(--c-white);
}

.hero-lead {
  max-width: 42rem;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(232, 237, 245, 0.82);
  margin: 0 0 1.4rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid rgba(232, 237, 245, 0.14);
  border-radius: 999px;
  padding: 0.32rem 0.72rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: rgba(232, 237, 245, 0.66);
  background: rgba(18, 59, 103, 0.35);
}

.hero-badge--gold {
  border-color: rgba(245, 197, 66, 0.45);
  color: var(--c-gold);
}

.hero-badge--outline {
  border-color: rgba(255, 122, 0, 0.4);
  color: var(--c-accent-soft);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid rgba(255, 122, 0, 0.4);
  border-radius: 999px;
  padding: 0.48rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--c-accent-soft);
  text-decoration: none;
  background: rgba(255, 122, 0, 0.04);
  transition:
    background var(--transition),
    border-color var(--transition),
    transform var(--transition);
}

.tag-no {
  color: var(--c-accent);
  font-weight: 700;
}

.hero-tag:hover,
.hero-tag:focus-visible {
  background: rgba(255, 122, 0, 0.14);
  border-color: var(--c-accent);
  transform: translateY(-1px);
  outline: none;
}

.hero-map {
  position: relative;
  min-height: 150px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 76% 34%, rgba(255, 122, 0, 0.09), transparent 56%),
    linear-gradient(135deg, rgba(18, 59, 103, 0.55), rgba(6, 14, 32, 0.78));
  overflow: hidden;
}

.hero-map-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(232, 237, 245, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 237, 245, 0.055) 1px, transparent 1px);
  background-size: 24px 24px;
}

.hero-map-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 122, 0, 0.28);
}

.hero-map-ring--outer {
  width: 260px;
  height: 260px;
  top: -80px;
  right: -46px;
}

.hero-map-ring--inner {
  width: 140px;
  height: 140px;
  right: 6px;
  bottom: 6px;
  border-color: rgba(245, 197, 66, 0.3);
}

.hero-map-label {
  position: absolute;
  bottom: 14px;
  left: 16px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: rgba(232, 237, 245, 0.46);
}

.hero-route {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-top: 2.4rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(232, 237, 245, 0.09);
}

.route-title {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: rgba(232, 237, 245, 0.42);
  text-transform: uppercase;
  margin-right: 0.35rem;
}

.route-step {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: rgba(232, 237, 245, 0.62);
  font-size: 0.83rem;
  text-decoration: none;
  padding: 0.32rem 0.5rem;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
}

.route-no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--c-accent-soft);
}

.route-step:hover,
.route-step:focus-visible {
  color: var(--c-white);
  background: rgba(255, 122, 0, 0.1);
  outline: none;
}

.route-line {
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 122, 0, 0.4), transparent);
  margin: 0 0.1rem;
}

/* ===== 01 服务渠道 ===== */
.service-channels {
  position: relative;
  padding: 3rem 0 3.6rem;
}

.channels-wrap {
  position: relative;
}

.channels-head {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  margin-bottom: 2.1rem;
}

.head-copy {
  min-width: 0;
}

.channels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

.channels-list {
  display: grid;
  gap: 0.9rem;
}

.channels-map-figure {
  margin: 0 0 0.4rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(6, 14, 32, 0.5);
}

.channels-map-figure img {
  display: block;
  width: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.03);
}

.channels-map-figure figcaption {
  padding: 0.55rem 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: rgba(232, 237, 245, 0.46);
  border-top: 1px solid rgba(232, 237, 245, 0.06);
}

.channel-item {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1.05rem 1.1rem;
  border: 1px solid rgba(232, 237, 245, 0.1);
  border-radius: var(--radius);
  background: rgba(18, 59, 103, 0.34);
  backdrop-filter: blur(5px);
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.channel-item:hover,
.channel-item:focus-within {
  border-color: rgba(255, 122, 0, 0.52);
  background: rgba(18, 59, 103, 0.56);
  transform: translateY(-2px);
}

.channel-axis {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.3rem;
  padding-top: 0.16rem;
}

.axis-code {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--c-accent);
  border: 1px solid rgba(255, 122, 0, 0.36);
  border-radius: 4px;
  padding: 0.18rem 0.38rem;
  letter-spacing: 0.06em;
}

.axis-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255, 122, 0, 0.5), rgba(255, 122, 0, 0.04));
  margin: 0.15rem 0 0.15rem 0.5rem;
}

.axis-type {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  color: rgba(232, 237, 245, 0.34);
  writing-mode: vertical-rl;
}

.channel-main p {
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(232, 237, 245, 0.7);
  margin: 0 0 0.65rem;
}

.channel-email,
.channel-phone,
.channel-address {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 1px dashed rgba(255, 122, 0, 0.42);
  padding-bottom: 1px;
  transition: color var(--transition), border-color var(--transition);
}

a.channel-email:hover,
a.channel-phone:hover,
a.channel-email:focus-visible,
a.channel-phone:focus-visible {
  color: var(--c-gold);
  border-color: rgba(245, 197, 66, 0.6);
  outline: none;
}

.channel-state {
  display: block;
  margin-top: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--c-success);
  opacity: 0.82;
}

.geo-mark {
  display: inline-block;
  margin-left: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--c-gold);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.channel-item:hover .geo-mark,
.channel-item:focus-within .geo-mark {
  opacity: 1;
  transform: translateX(0);
}

/* 右侧通信控制台 */
.channels-console {
  display: grid;
  gap: 1rem;
}

.signal-card {
  position: relative;
  border: 1px solid rgba(255, 122, 0, 0.22);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 82% 18%, rgba(245, 197, 66, 0.07), transparent 42%),
    rgba(6, 14, 32, 0.62);
  padding: 1.05rem 1.15rem;
  overflow: hidden;
}

.signal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.2rem;
}

.signal-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--c-gold);
}

.signal-code {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: rgba(232, 237, 245, 0.4);
}

.signal-body {
  display: grid;
  gap: 0.9rem;
}

.signal-row {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr) 44px;
  align-items: center;
  gap: 0.55rem;
}

.signal-name {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(232, 237, 245, 0.64);
}

.signal-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 3px;
  overflow: hidden;
}

.bar-fill {
  display: block;
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-gold));
}

.signal-row--mail-a .bar-fill {
  width: 92%;
}

.signal-row--mail-b .bar-fill {
  width: 78%;
}

.signal-row--tel .bar-fill {
  width: 64%;
}

.signal-row--addr .bar-fill {
  width: 38%;
}

.signal-status {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  color: var(--c-success);
  text-align: right;
}

.signal-scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 48px;
  background: linear-gradient(to bottom, transparent, rgba(245, 197, 66, 0.05), rgba(255, 122, 0, 0.09), transparent);
  transform: translateY(-120%);
  opacity: 0;
  pointer-events: none;
}

.signal-card:hover .signal-scan {
  animation: contact-scan 1.1s ease-out forwards;
}

@keyframes contact-scan {
  0% {
    transform: translateY(-120%);
    opacity: 0;
  }
  18% {
    opacity: 1;
  }
  100% {
    transform: translateY(360%);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .signal-card:hover .signal-scan {
    animation: none;
    opacity: 0;
  }
}

.console-note {
  border: 1px solid rgba(232, 237, 245, 0.08);
  background: rgba(18, 59, 103, 0.3);
  border-radius: var(--radius);
  padding: 0.95rem 1rem;
}

.console-note-label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  color: var(--c-gold);
  display: block;
  margin-bottom: 0.4rem;
}

.console-note p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: rgba(232, 237, 245, 0.66);
}

/* ===== 02 响应承诺 ===== */
.response-section {
  position: relative;
  padding: 3.2rem 0;
  background:
    radial-gradient(46% 52% at 12% 46%, rgba(18, 59, 103, 0.58), transparent 72%),
    transparent;
}

.response-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.2rem;
  align-items: center;
}

.response-visual {
  position: relative;
  text-align: center;
  padding: 1.2rem 0;
}

.response-visual .section-index {
  position: absolute;
  top: -0.6rem;
  left: 0;
  font-size: 3rem;
  opacity: 0.72;
}

.response-visual img {
  display: block;
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid rgba(255, 122, 0, 0.28);
  margin: 0 auto;
  box-shadow:
    0 0 0 8px rgba(18, 59, 103, 0.42),
    0 0 0 9px rgba(255, 122, 0, 0.1);
}

.response-content {
  min-width: 0;
}

.response-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  margin: 1.7rem 0 1.2rem;
}

.metric-box {
  border: 1px solid rgba(232, 237, 245, 0.1);
  background: rgba(18, 59, 103, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.85rem 0.8rem 0.75rem;
  text-align: center;
}

.metric-value {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
  letter-spacing: 0.02em;
}

.metric-unit {
  display: inline-block;
  margin-left: 0.2rem;
  font-size: 0.72rem;
  color: rgba(232, 237, 245, 0.5);
  font-family: var(--font-mono);
}

.metric-label {
  display: block;
  margin-top: 0.42rem;
  font-size: 0.76rem;
  color: rgba(232, 237, 245, 0.62);
}

.response-note {
  display: flex;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  background: rgba(255, 122, 0, 0.06);
  border-left: 3px solid var(--c-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.note-icon {
  font-size: 1.05rem;
  line-height: 1.6;
}

.response-note p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.75;
  color: rgba(232, 237, 245, 0.76);
}

/* ===== 03 合作与资源下载咨询 ===== */
.cooperation-section {
  position: relative;
  padding: 3.2rem 0;
}

.cooperation-head {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.cooperation-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
}

.cooperation-card {
  position: relative;
  padding: 1.45rem 1.4rem 1.35rem;
  border-radius: var(--radius);
  background: rgba(18, 59, 103, 0.32);
  border: 1px solid rgba(232, 237, 245, 0.09);
  transition:
    border-color var(--transition),
    transform var(--transition),
    background var(--transition);
}

.cooperation-card:hover,
.cooperation-card:focus-within {
  border-color: rgba(255, 122, 0, 0.44);
  background: rgba(18, 59, 103, 0.5);
  transform: translateY(-2px);
}

.coop-user {
  border-top: 2px solid rgba(46, 204, 113, 0.55);
}

.coop-partner {
  border-top: 2px solid rgba(245, 197, 66, 0.55);
}

.coop-code {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  color: var(--c-accent-soft);
  display: block;
  margin-bottom: 0.5rem;
}

.coop-user .coop-code {
  color: var(--c-success);
}

.coop-partner .coop-code {
  color: var(--c-gold);
}

.cooperation-card p {
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(232, 237, 245, 0.7);
  margin: 0 0 0.7rem;
}

.cooperation-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.42rem;
}

.cooperation-card li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.86rem;
  line-height: 1.6;
  color: rgba(232, 237, 245, 0.7);
}

.cooperation-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--c-accent);
  transform: rotate(45deg);
}

.coop-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.84rem;
  color: var(--c-accent-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 0, 0.32);
  transition: color var(--transition), border-color var(--transition);
}

.coop-link:hover,
.coop-link:focus-visible {
  color: var(--c-gold);
  border-color: rgba(245, 197, 66, 0.6);
  outline: none;
}

/* ===== 04 更多官方信息 ===== */
.official-section {
  position: relative;
  padding: 3.2rem 0 4rem;
}

.official-head {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.official-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.official-card {
  position: relative;
  padding: 1.3rem 1.2rem 1.2rem;
  border-radius: var(--radius);
  background: rgba(6, 14, 32, 0.52);
  border: 1px solid rgba(232, 237, 245, 0.08);
  transition: border-color var(--transition), background var(--transition);
}

.official-card:hover,
.official-card:focus-within {
  border-color: rgba(255, 122, 0, 0.36);
  background: rgba(6, 14, 32, 0.7);
}

.official-label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  color: var(--c-accent-soft);
  display: block;
  margin-bottom: 0.6rem;
}

.official-card h3 {
  font-size: 0.98rem;
  margin-bottom: 0.4rem;
}

.official-card p {
  font-size: 0.84rem;
  line-height: 1.7;
  color: rgba(232, 237, 245, 0.66);
  margin: 0 0 0.5rem;
}

.official-card a {
  display: inline-block;
  font-size: 0.82rem;
  color: var(--c-accent-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 0, 0.3);
  transition: color var(--transition), border-color var(--transition);
}

.official-card a:hover,
.official-card a:focus-visible {
  color: var(--c-gold);
  border-color: rgba(245, 197, 66, 0.55);
  outline: none;
}

/* ===== 桌面端布局 ===== */
@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(280px, 0.88fr);
    gap: 3rem;
  }

  .hero-map {
    min-height: 240px;
  }

  .channels-grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(270px, 0.72fr);
    gap: 2.2rem;
  }

  .response-wrap {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 2.8rem;
  }

  .response-visual {
    text-align: left;
  }

  .response-visual img {
    margin: 0;
  }

  .response-metrics {
    grid-template-columns: repeat(4, 1fr);
  }

  .cooperation-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .official-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .official-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .hero-lead {
    font-size: 1.06rem;
  }
}