.page-contact {
  background: var(--c-mist);
  color: var(--c-graphite);
  overflow-x: hidden;
}

.page-contact a {
  transition: color var(--speed) var(--ease), background-color var(--speed) var(--ease), border-color var(--speed) var(--ease), transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

/* ===== Hero 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  background-color: var(--c-ink);
  background-image:
    linear-gradient(rgba(0, 255, 135, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 135, 0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  color: var(--c-white);
  padding: 44px 0 60px;
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-green) 0%, var(--c-blue) 60%, var(--c-orange) 100%);
  z-index: 2;
}

.page-contact .contact-hero .breadcrumb-link,
.page-contact .contact-hero .breadcrumb-sep {
  color: rgba(255, 255, 255, 0.6);
}

.page-contact .contact-hero .breadcrumb-link:hover {
  color: var(--c-green);
}

.page-contact .contact-hero .breadcrumb-current {
  color: var(--c-white);
}

.page-contact .contact-hero-grid {
  position: relative;
  z-index: 1;
  margin-top: 36px;
  display: grid;
  gap: 32px;
}

.page-contact .contact-hero h1 {
  font-family: var(--f-title);
  font-size: clamp(2rem, 3.6vw, 2.9rem);
  line-height: 1.15;
  letter-spacing: 0.01em;
  margin: 18px 0 16px;
  max-width: 640px;
}

.page-contact .contact-hero-lead {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
  max-width: 560px;
  margin: 0;
}

.page-contact .contact-hero-ticket {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 255, 135, 0.2);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.page-contact .contact-ticket-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-green);
  background: rgba(0, 255, 135, 0.12);
  border-radius: 999px;
  padding: 5px 14px;
  text-transform: uppercase;
}

.page-contact .contact-ticket-status .status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-green);
  box-shadow: 0 0 0 4px rgba(0, 255, 135, 0.2);
}

.page-contact .contact-ticket-meta {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}

.page-contact .contact-ticket-meta div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.page-contact .contact-ticket-meta dt {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

.page-contact .contact-ticket-meta dd {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-white);
  text-align: right;
  word-break: break-all;
}

/* ===== 联系方式区 ===== */
.page-contact .contact-channels {
  padding: 60px 0 64px;
}

.page-contact .contact-split {
  display: grid;
  gap: 40px;
}

.page-contact .contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-contact .contact-heading h2 {
  font-family: var(--f-title);
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  line-height: 1.2;
  margin: 14px 0 10px;
}

.page-contact .contact-heading .section-lead {
  color: var(--c-slate);
  font-size: 14px;
  line-height: 1.7;
  max-width: 520px;
  margin: 0;
}

.page-contact .contact-card-list {
  display: grid;
  gap: 14px;
}

.page-contact .contact-channel-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--c-white);
  border: 1px solid rgba(10, 26, 47, 0.08);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-contact .contact-channel-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(10, 26, 47, 0.08);
}

.page-contact .contact-channel-icon {
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--c-green-soft);
  color: var(--c-ink);
}

.page-contact .contact-channel-card-support {
  background: var(--c-ink);
  border-color: var(--c-ink);
}

.page-contact .contact-channel-card-support .contact-channel-icon {
  background: rgba(0, 255, 135, 0.16);
  color: var(--c-green);
}

.page-contact .contact-channel-card-support .contact-channel-type,
.page-contact .contact-channel-card-support .contact-channel-note {
  color: rgba(255, 255, 255, 0.58);
}

.page-contact .contact-channel-card-support .contact-channel-value {
  color: var(--c-white);
}

.page-contact .contact-channel-card-support:hover {
  box-shadow: 0 8px 24px rgba(10, 26, 47, 0.18);
}

.page-contact .contact-channel-copy {
  min-width: 0;
}

.page-contact .contact-channel-type {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--c-slate);
  text-transform: uppercase;
  margin-bottom: 3px;
}

.page-contact .contact-channel-value {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ink);
  text-decoration: none;
  word-break: break-all;
}

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

.page-contact .contact-channel-note {
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-slate);
  margin: 5px 0 0;
}

/* ===== 地址块 ===== */
.page-contact .contact-address-block {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--c-white);
  border: 1px dashed rgba(10, 26, 47, 0.16);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
}

.page-contact .contact-address-icon {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--c-ink);
  color: var(--c-green);
}

.page-contact .contact-address-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-slate);
}

.page-contact .contact-address-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-graphite);
  margin: 4px 0;
  line-height: 1.5;
}

.page-contact .contact-address-note {
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-slate);
  margin: 0;
}

/* ===== 图片框 ===== */
.page-contact .contact-visual-frame {
  margin-top: 6px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--c-deep);
}

.page-contact .contact-visual-frame::after {
  content: "DATAFLOW / NANCHANG";
  position: absolute;
  right: 14px;
  bottom: 12px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 10px;
  letter-spacing: 0.18em;
  font-family: var(--f-body);
}

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

/* ===== 右侧栏 ===== */
.page-contact .contact-side-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-contact .contact-map-wrap {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(10, 26, 47, 0.08);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(10, 26, 47, 0.04);
}

.page-contact .contact-map-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 12px;
}

.page-contact .contact-map-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-graphite);
}

.page-contact .contact-map-title b {
  color: var(--c-orange);
}

.page-contact .contact-map-coord {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-slate);
  background: var(--c-mist);
  border-radius: 999px;
  padding: 4px 10px;
  white-space: nowrap;
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease);
}

.page-contact .contact-map-wrap:hover .contact-map-coord {
  background: var(--c-green-soft);
  color: var(--c-ink);
}

.page-contact .contact-map-body {
  position: relative;
  background: var(--c-deep);
  overflow: hidden;
}

.page-contact .contact-map-body img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  transition: transform 0.4s var(--ease);
}

.page-contact .contact-map-wrap:hover .contact-map-body img {
  transform: scale(1.02);
}

.page-contact .contact-map-pin {
  position: absolute;
  left: 36%;
  top: 38%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  pointer-events: none;
  z-index: 2;
}

.page-contact .contact-pin-dot {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--c-green);
  border: 3px solid var(--c-white);
  box-shadow: 0 0 0 6px rgba(0, 255, 135, 0.28);
}

.page-contact .contact-pin-label {
  background: var(--c-ink);
  color: var(--c-white);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(10, 26, 47, 0.25);
}

.page-contact .contact-map-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 18px 16px;
}

/* ===== 服务时间卡 ===== */
.page-contact .contact-hours-card {
  background: var(--c-deep);
  border-radius: var(--radius-lg);
  color: var(--c-white);
  padding: 24px 22px;
  position: relative;
  overflow: hidden;
}

.page-contact .contact-hours-card::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(0, 255, 135, 0.12);
}

.page-contact .contact-hours-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.page-contact .contact-hours-clock {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 255, 135, 0.16);
  color: var(--c-green);
}

.page-contact .contact-hours-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}

.page-contact .contact-hours-value {
  display: block;
  font-size: 19px;
  font-weight: 800;
  color: var(--c-white);
  line-height: 1.3;
  margin-top: 2px;
}

.page-contact .contact-hours-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-hours-list li {
  position: relative;
  padding-left: 20px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.6;
}

.page-contact .contact-hours-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-green);
  box-shadow: 0 0 0 3px rgba(0, 255, 135, 0.15);
}

/* ===== 备用域名区 ===== */
.page-contact .contact-backup {
  background-color: var(--c-ink);
  background-image:
    linear-gradient(rgba(0, 255, 135, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 135, 0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  color: var(--c-white);
  padding: 60px 0 64px;
  position: relative;
}

.page-contact .contact-backup::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 0%, rgba(0, 198, 255, 0.12), transparent 60%);
  pointer-events: none;
}

.page-contact .contact-backup-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
}

.page-contact .contact-backup-copy h2 {
  font-family: var(--f-title);
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  line-height: 1.25;
  margin: 16px 0 14px;
}

.page-contact .contact-backup-copy p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  line-height: 1.75;
  margin: 0 0 12px;
  max-width: 520px;
}

.page-contact .contact-backup-note {
  font-size: 13px;
  color: var(--c-green);
  border-left: 2px solid var(--c-green);
  padding-left: 12px;
}

.page-contact .contact-backup-steps {
  position: relative;
}

.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-step {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 18px 16px;
  transition: background var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.page-contact .contact-step:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-2px);
}

.page-contact .contact-step-num {
  display: inline-flex;
  align-items: center;
  font-family: var(--f-title);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-ink);
  background: var(--c-green);
  border-radius: 999px;
  padding: 3px 10px;
  font-weight: 700;
  margin-bottom: 12px;
}

.page-contact .contact-step h3 {
  font-size: 14px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--c-white);
}

.page-contact .contact-step p {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.62);
  margin: 0;
}

/* ===== 邮件通道 ===== */
.page-contact .contact-mail-section {
  padding: 64px 0;
}

.page-contact .contact-mail-card {
  background: var(--c-white);
  border-radius: calc(var(--radius-lg) + 8px);
  padding: 32px 28px;
  display: grid;
  gap: 24px;
  box-shadow: 0 4px 24px rgba(10, 26, 47, 0.08);
  position: relative;
  overflow: hidden;
}

.page-contact .contact-mail-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--c-green), var(--c-blue));
}

.page-contact .contact-mail-copy h2 {
  font-family: var(--f-title);
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin: 14px 0 10px;
}

.page-contact .contact-mail-copy p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-slate);
  margin: 0;
  max-width: 560px;
}

.page-contact .contact-mail-link {
  color: var(--c-ink);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--c-green);
}

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

.page-contact .contact-mail-actions {
  display: grid;
  gap: 16px;
}

.page-contact .contact-mail-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ===== 相关链接 ===== */
.page-contact .contact-related {
  padding: 0 0 72px;
}

.page-contact .contact-related-grid {
  display: grid;
  gap: 16px;
}

.page-contact .contact-related-card {
  display: block;
  background: var(--c-white);
  border: 1px solid rgba(10, 26, 47, 0.08);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  text-decoration: none;
  color: var(--c-graphite);
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-contact .contact-related-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(10, 26, 47, 0.12);
  border-color: rgba(0, 255, 135, 0.5);
}

.page-contact .contact-related-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-orange);
  margin-bottom: 12px;
}

.page-contact .contact-related-card h3 {
  font-family: var(--f-title);
  font-size: 15px;
  line-height: 1.4;
  margin: 0 0 8px;
}

.page-contact .contact-related-card p {
  font-size: 13px;
  color: var(--c-slate);
  margin: 0;
  line-height: 1.6;
}

/* ===== 桌面断点 ===== */
@media (min-width: 768px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.7fr);
    gap: 48px;
    align-items: end;
    margin-top: 48px;
  }

  .page-contact .contact-hero {
    padding: 52px 0 68px;
  }

  .page-contact .contact-channel-card {
    padding: 22px 24px;
    gap: 20px;
  }

  .page-contact .contact-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .page-contact .contact-mail-card {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 40px;
    align-items: end;
    padding: 40px 44px;
  }

  .page-contact .contact-related-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (min-width: 992px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .contact-backup-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    gap: 56px;
    align-items: center;
  }
}