.page-contact {
  --contact-hero-h: clamp(320px, 42vw, 480px);
  --signal-size: 10px;
  background: var(--color-paper);
}

/* ===== 首屏框景横幅 ===== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  background: var(--color-deep);
  border-bottom: 4px solid var(--color-ink);
}

.page-contact .contact-hero-bg {
  display: block;
  width: 100%;
  height: var(--contact-hero-h);
  object-fit: cover;
  opacity: 0.72;
}

.page-contact .contact-hero-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 29, 58, 0.94) 0%, rgba(11, 29, 58, 0.62) 55%, rgba(11, 29, 58, 0.22) 100%);
}

.page-contact .contact-hero-frame {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 32px var(--container-pad);
  box-sizing: border-box;
}

.page-contact .hero-kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin: 0 0 12px;
}

.page-contact .contact-hero-frame h1 {
  font-family: var(--font-serif);
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--color-paper);
  margin: 0 0 14px;
}

.page-contact .hero-lead {
  font-family: var(--font-sans);
  font-size: clamp(15px, 2vw, 20px);
  line-height: 1.65;
  color: rgba(245, 242, 235, 0.88);
  max-width: 34em;
  margin: 0 0 24px;
}

.page-contact .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .hero-meta span {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.2;
  color: var(--color-paper);
  background: rgba(11, 29, 58, 0.78);
  border: 1px solid rgba(255, 183, 3, 0.55);
  border-radius: 999px;
  padding: 7px 14px;
}

.page-contact .contact-hero::before,
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  width: 46px;
  height: 46px;
  border-color: var(--color-gold);
  border-style: solid;
  z-index: 2;
}

.page-contact .contact-hero::before {
  top: 14px;
  left: 14px;
  border-width: 3px 0 0 3px;
}

.page-contact .contact-hero::after {
  right: 14px;
  bottom: 14px;
  border-width: 0 3px 3px 0;
}

/* ===== 内容容器与面包屑 ===== */
.page-contact .contact-wrap {
  padding-bottom: 72px;
}

.page-contact .breadcrumbs {
  padding: 22px 0 6px;
  font-family: var(--font-sans);
  font-size: 14px;
}

.page-contact .breadcrumbs a {
  color: var(--color-deep);
  font-weight: 600;
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover {
  color: var(--color-gold);
}

.page-contact .breadcrumbs [aria-current="page"] {
  color: var(--color-slate);
}

/* ===== 频道卡片区 ===== */
.page-contact .channels-section {
  padding: 48px 0 52px;
}

.page-contact .channels-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.page-contact .section-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-flame);
}

.page-contact .section-kicker-light {
  color: var(--color-gold);
}

.page-contact .channels-head h2,
.page-contact .help-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.12;
  color: var(--color-ink);
  margin: 4px 0 0;
}

.page-contact .channels-intro,
.page-contact .help-head p {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-slate);
  max-width: 46em;
  margin: 0;
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

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

@media (min-width: 1024px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--color-paper);
  border: 3px solid var(--color-ink);
  border-radius: var(--radius-md);
  padding: 22px 20px 24px 22px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hard);
  border-color: var(--color-gold);
}

.page-contact .channel-signal {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-right: 44px;
}

.page-contact .signal-dot {
  width: var(--signal-size);
  height: var(--signal-size);
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.22);
  flex-shrink: 0;
}

.page-contact .signal-text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--color-slate);
}

.page-contact .channel-icon {
  position: absolute;
  top: 18px;
  right: 16px;
  width: 34px;
  height: 34px;
  color: var(--color-gold);
}

.page-contact .channel-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.page-contact .channel-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  line-height: 1.2;
  color: var(--color-ink);
  margin: 6px 0 0;
}

.page-contact .channel-primary {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  word-break: break-all;
  margin: 0;
}

.page-contact .channel-primary a {
  color: var(--color-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 2px;
  transition: color 0.2s ease;
}

.page-contact .channel-primary a:hover {
  color: var(--color-flame);
}

.page-contact .channel-note {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.65;
  color: var(--color-slate);
  margin: 0;
}

.page-contact .channel-tag {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-slate);
  background: var(--color-cloud);
  border-radius: 999px;
  padding: 4px 12px;
  margin: -4px 0 0;
}

.page-contact .channel-email-main,
.page-contact .channel-email-sub {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  word-break: break-all;
  margin: 0;
}

.page-contact .channel-email-main a,
.page-contact .channel-email-sub a {
  color: var(--color-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 2px;
  transition: color 0.2s ease;
}

.page-contact .channel-email-main a:hover,
.page-contact .channel-email-sub a:hover {
  color: var(--color-flame);
}

.page-contact .channel-address-text {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.55;
  color: var(--color-ink);
  margin: 0;
}

.page-contact .channel-card-address::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 160'%3E%3Cpath d='M40 20 L170 10 L185 60 L160 110 L120 150 L60 140 L30 100 Z' fill='none' stroke='%23FFB703' stroke-width='2' opacity='0.14'/%3E%3C/svg%3E") center / contain no-repeat;
  pointer-events: none;
}

/* ===== 工作时间可视化 ===== */
.page-contact .hours-visual {
  margin: 6px 0 2px;
}

.page-contact .hours-track {
  position: relative;
  height: 14px;
  background: var(--color-cloud);
  border: 2px solid var(--color-ink);
  border-radius: 8px;
  overflow: hidden;
  box-sizing: border-box;
}

.page-contact .hours-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 41.6%;
  width: 37.5%;
  background: repeating-linear-gradient(
    135deg,
    var(--color-gold) 0,
    var(--color-gold) 6px,
    #e6a400 6px,
    #e6a400 12px
  );
}

.page-contact .hours-marks {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-slate);
}

.page-contact .hours-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.35s ease;
}

.page-contact .channel-card-hours:hover .hours-extra,
.page-contact .channel-card-hours:focus-within .hours-extra {
  max-height: 52px;
  opacity: 1;
}

.page-contact .hours-extra span {
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.4;
  color: var(--color-deep);
  background: var(--color-gold);
  border-radius: 999px;
  padding: 4px 12px;
}

/* ===== 服务状态控制台 ===== */
.page-contact .status-console {
  background: var(--color-deep);
  border: 3px solid var(--color-ink);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hard);
  padding: 30px 24px;
  margin: 28px 0 0;
}

.page-contact .status-console-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 26px;
}

.page-contact .status-console-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 30px);
  line-height: 1.15;
  color: var(--color-paper);
  margin: 4px 0 0;
}

.page-contact .status-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

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

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

.page-contact .status-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(245, 242, 235, 0.06);
  border: 1px solid rgba(245, 242, 235, 0.14);
  border-radius: var(--radius-sm);
  padding: 16px 14px;
  transition: border-color 0.25s ease;
}

.page-contact .status-block:hover {
  border-color: var(--color-gold);
}

.page-contact .status-label {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.4;
  color: rgba(245, 242, 235, 0.58);
}

.page-contact .status-value {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-paper);
}

.page-contact .status-value.status-on {
  color: var(--color-green);
}

.page-contact .status-dot-small {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 4px rgba(42, 157, 143, 0.16);
}

.page-contact .status-console-note {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(245, 242, 235, 0.5);
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(245, 242, 235, 0.12);
}

/* ===== 自助帮助区 ===== */
.page-contact .help-section {
  padding: 56px 0 60px;
}

.page-contact .help-head {
  margin-bottom: 30px;
}

.page-contact .help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 900px) {
  .page-contact .help-grid {
    grid-template-columns: 3fr 2fr;
  }
}

.page-contact .help-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  background: var(--color-paper);
  border: 3px solid var(--color-ink);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-contact .help-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hard);
}

.page-contact .help-card-img {
  display: block;
  width: 100%;
  height: 190px;
  object-fit: cover;
  border-bottom: 3px solid var(--color-ink);
}

@media (min-width: 900px) {
  .page-contact .help-card-img {
    height: 210px;
  }
}

.page-contact .help-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 8px;
  padding: 22px;
}

.page-contact .help-card-body-dark {
  background: var(--color-deep);
}

.page-contact .help-card-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-flame);
}

.page-contact .help-card-body-dark .help-card-tag {
  color: var(--color-gold);
}

.page-contact .help-card h3 {
  font-family: var(--font-serif);
  font-size: 26px;
  line-height: 1.15;
  color: var(--color-ink);
  margin: 0;
}

.page-contact .help-card-body-dark h3 {
  color: var(--color-paper);
}

.page-contact .help-card p {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-slate);
  margin: 0;
}

.page-contact .help-card-body-dark p {
  color: rgba(245, 242, 235, 0.76);
}

.page-contact .help-card-btn {
  margin-top: auto;
  padding-top: 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-deep);
}

.page-contact .help-card-body-dark .help-card-btn {
  color: var(--color-gold);
}

/* ===== 反馈引导条带 ===== */
.page-contact .contact-strip {
  position: relative;
  overflow: hidden;
  background: var(--color-ink);
  border-radius: var(--radius-lg);
  padding: 56px 24px;
  text-align: center;
}

.page-contact .strip-diagonal {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -20%;
  width: 44%;
  transform: skewX(-22deg);
  background: repeating-linear-gradient(
    135deg,
    rgba(255, 183, 3, 0.08) 0,
    rgba(255, 183, 3, 0.08) 2px,
    transparent 2px,
    transparent 10px
  );
  pointer-events: none;
}

.page-contact .contact-strip-inner {
  position: relative;
  z-index: 1;
}

.page-contact .strip-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin: 0 0 10px;
}

.page-contact .contact-strip h2 {
  font-family: var(--font-serif);
  font-size: clamp(26px, 4vw, 36px);
  line-height: 1.15;
  color: var(--color-paper);
  margin: 0 0 12px;
}

.page-contact .contact-strip p {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(245, 242, 235, 0.72);
  max-width: 44em;
  margin: 0 auto 26px;
}

.page-contact .strip-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.page-contact .contact-strip .btn-gold {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-ink);
}

.page-contact .contact-strip .btn-outline {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.page-contact .contact-strip .btn-outline:hover {
  background: var(--color-gold);
  color: var(--color-ink);
}

/* ===== 窄屏微调 ===== */
@media (max-width: 480px) {
  .page-contact .contact-hero-frame {
    padding: 24px 18px;
  }

  .page-contact .hero-meta span {
    font-size: 12px;
  }

  .page-contact .channel-card {
    padding: 20px 16px 22px;
  }

  .page-contact .channel-card h3 {
    font-size: 20px;
  }

  .page-contact .channel-email-main,
  .page-contact .channel-email-sub {
    font-size: 13px;
  }

  .page-contact .status-console {
    padding: 24px 16px;
  }

  .page-contact .help-card-body {
    padding: 18px 16px;
  }

  .page-contact .contact-strip {
    padding: 44px 18px;
  }
}