/* ========== 联系站点 页面专属 ========== */
.page-contact {
  --contact-panel: rgba(255, 255, 255, 0.045);
  --contact-panel-strong: rgba(255, 255, 255, 0.075);
  --contact-line: rgba(255, 255, 255, 0.14);
  --contact-line-dark: rgba(5, 7, 13, 0.12);
  --contact-neon-soft: rgba(57, 255, 20, 0.14);
  --contact-orange-soft: rgba(255, 106, 0, 0.14);
  color: var(--white);
}

/* ===== 首屏：网格线与海报感 ===== */
.page-contact__hero {
  position: relative;
  overflow: hidden;
  background-color: var(--bg-deep);
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 2.25rem 2.25rem;
}

.page-contact__hero::after {
  content: "";
  position: absolute;
  right: -6%;
  top: -14%;
  width: 55%;
  height: 85%;
  background: radial-gradient(ellipse, rgba(57, 255, 20, 0.14), transparent 65%);
  pointer-events: none;
}

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

.page-contact__hero-grid {
  display: grid;
  gap: 2rem;
  align-items: stretch;
}

.page-contact__hero-copy {
  min-width: 0;
}

.page-contact__hero-copy .display-title {
  margin: 0.75rem 0 1rem;
  font-size: clamp(2.2rem, 4vw + 1.2rem, 4.25rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-contact__hero-copy .display-title span {
  color: var(--neon);
}

.page-contact__hero-copy .lead {
  max-width: 42rem;
  margin: 0;
}

.page-contact__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

/* ===== 联系信息速览面板 ===== */
.page-contact__quick-panel {
  position: relative;
  align-self: end;
  padding: 1.5rem;
  background:
    linear-gradient(140deg, rgba(57, 255, 20, 0.08), transparent 35%),
    rgba(5, 7, 13, 0.72);
  border: 1px solid var(--contact-line);
  border-top: 2px solid var(--neon);
  border-radius: var(--radius-lg);
}

.page-contact__quick-label {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--neon);
  text-transform: uppercase;
}

.page-contact__quick-list {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  column-gap: 1.25rem;
  row-gap: 0.95rem;
  margin: 0;
}

.page-contact__quick-list dt {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.page-contact__quick-list dd {
  margin: 0;
  min-width: 0;
}

.page-contact__quick-list a {
  color: var(--white);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s ease;
}

.page-contact__quick-list a:hover {
  color: var(--neon);
}

/* ===== 公共节标题 ===== */
.page-contact__section-head {
  max-width: 52rem;
}

.page-contact__section-title {
  margin: 0.55rem 0 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw + 0.6rem, 2.25rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact__section-desc {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.page-contact .eyebrow {
  color: var(--neon);
}

/* ===== 01 联系我们 ===== */
.page-contact__channels {
  position: relative;
  background:
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    var(--bg-deep);
  background-size: 3rem 3rem, 3rem 3rem, auto;
}

.page-contact__channels::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--neon) 30%, transparent 70%);
  opacity: 0.5;
}

.page-contact__channels-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.page-contact__media {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-contact__media-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
}

.page-contact .media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact__cards {
  display: grid;
  gap: 1.25rem;
}

.page-contact__channel-card {
  position: relative;
  display: grid;
  gap: 0.4rem;
  min-width: 0;
  padding: 1.25rem 1.25rem 1.1rem;
  background: var(--contact-panel);
  border: 1px solid var(--contact-line);
  border-top-width: 2px;
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-contact__channel-card--primary {
  border-top-color: var(--neon);
}

.page-contact__channel-card--alt {
  border-top-color: var(--orange);
}

.page-contact__channel-card--phone {
  border-top-color: var(--ice);
}

.page-contact__channel-card--address {
  border-top-color: var(--line);
}

.page-contact__channel-card:hover {
  transform: translateY(-2px);
  border-color: var(--neon);
  background: var(--contact-panel-strong);
}

.page-contact__channel-card:hover .page-contact__big {
  color: var(--neon);
}

.page-contact__channel-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-contact__big {
  display: block;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.1rem, 1.4vw + 0.8rem, 1.55rem);
  line-height: 1.3;
  color: var(--white);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s ease;
}

.page-contact__big--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-contact__big--addr {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1.05rem;
  line-height: 1.6;
  word-break: normal;
}

.page-contact__channel-hint {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ===== 02 服务时间与响应 ===== */
.page-contact__hours {
  color: var(--bg-ink);
}

.page-contact__hours .page-contact__section-title {
  color: var(--bg-ink);
}

.page-contact__hours .page-contact__section-desc {
  color: rgba(5, 7, 13, 0.68);
}

.page-contact__hours .eyebrow {
  color: var(--orange);
}

.page-contact__hours-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.page-contact__hours-display {
  position: relative;
  display: grid;
  gap: 0.35rem;
  align-content: center;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  padding-bottom: 2.25rem;
  background-color: var(--bg-deep);
  background-image: linear-gradient(145deg, rgba(160, 211, 255, 0.08), transparent 55%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 1.25rem), calc(100% - 1.25rem) 100%, 0 100%);
  color: var(--white);
}

.page-contact__hours-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--neon);
  text-transform: uppercase;
}

.page-contact__hours-days {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.2;
}

.page-contact__hours-time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 8vw, 4.25rem);
  font-weight: 700;
  line-height: 1;
  color: var(--neon);
  letter-spacing: -0.02em;
}

.page-contact__hours-note {
  margin: 0.9rem 0 0;
  max-width: 30rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact__subhead {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--bg-ink);
}

.page-contact__hours .data-list {
  margin: 0;
  border-top: 1px solid var(--contact-line-dark);
}

.page-contact__hours .data-list__row {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--contact-line-dark);
  color: var(--bg-ink);
}

.page-contact__hours .data-list__row > span {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--orange);
  letter-spacing: 0.06em;
}

.page-contact__hours .data-list__row > b {
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1.6;
}

.page-contact__iso {
  margin: 1rem 0 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(5, 7, 13, 0.62);
}

/* ===== 平台数据概览 ===== */
.page-contact__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 1.5rem;
  background: var(--contact-line-dark);
  border: 1px solid var(--contact-line-dark);
}

.page-contact__metric {
  min-width: 0;
  padding: 1rem 1.25rem;
  background-color: var(--bg-deep);
  background-image: linear-gradient(145deg, rgba(57, 255, 20, 0.07), transparent 55%);
}

.page-contact__metric b {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.1;
  color: var(--neon);
}

.page-contact__metric span {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.page-contact__signal {
  margin-top: 1.5rem;
  border: 1px solid var(--contact-line-dark);
}

/* ===== 03 发送前的小贴士 ===== */
.page-contact__tips {
  background: var(--bg-deep);
}

.page-contact__tips-grid {
  margin-top: 2rem;
}

.page-contact__tip-card {
  position: relative;
  overflow: hidden;
  gap: 0.45rem;
  padding: 1.4rem 1.35rem;
  background: var(--contact-panel);
  border: 1px solid var(--contact-line);
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-contact__tip-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, var(--neon), transparent 75%);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.page-contact__tip-card:hover {
  transform: translateY(-2px);
  border-color: var(--neon);
  background: var(--contact-panel-strong);
}

.page-contact__tip-card:hover::before {
  opacity: 0.6;
}

.page-contact__tip-card .card__meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--neon);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-contact__tip-card .card__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--white);
}

.page-contact__tip-card .card__body {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-contact__trust {
  margin-top: 2rem;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ===== 焦点与可访问性 ===== */
.page-contact a:focus-visible,
.page-contact .page-contact__tip-card:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* ===== 平板 ===== */
@media (min-width: 48em) {
  .page-contact__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact__hours .data-list__row {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    column-gap: 2rem;
  }

  .page-contact__metric {
    padding: 1.35rem 1.5rem;
  }
}

/* ===== 桌面 ===== */
@media (min-width: 64em) {
  .page-contact__hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: 3rem;
  }

  .page-contact__channels-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: 2.5rem;
  }

  .page-contact__hours-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: 2.5rem;
  }

  .page-contact__metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact__big {
    font-size: 1.45rem;
  }
}