.page-contact {
  display: block;
  color: var(--text);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-contact__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  padding-block: 22px 4px;
}

.page-contact__stamp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--dim);
}

/* ---------- 首屏 ---------- */

.page-contact__hero {
  padding-block: clamp(24px, 4.5vw, 48px) clamp(34px, 6vw, 72px);
}

.page-contact__hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-contact__eyebrow {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  background: rgba(53, 224, 212, 0.07);
  border: 1px solid rgba(53, 224, 212, 0.28);
  border-radius: 999px;
}

.page-contact h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact__lede {
  margin: 20px 0 0;
  max-width: 40rem;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact__stat {
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

.page-contact__stat .num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-contact__stat-k {
  display: block;
  margin-top: 7px;
  font-size: 13px;
  color: var(--dim);
}

.page-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.page-contact__hero-figure {
  position: relative;
  margin: 0;
  padding: 0 14px 14px 0;
}

.page-contact__hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  filter: saturate(0.82) contrast(1.04);
}

.page-contact__hero-figure::before {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 58%;
  height: 56%;
  border-right: 1px solid var(--cyan);
  border-bottom: 1px solid var(--cyan);
  border-radius: 0 0 var(--radius-l) 0;
  opacity: 0.45;
  pointer-events: none;
}

/* ---------- 斜切色带 ---------- */

.page-contact__slash-band {
  position: relative;
  height: clamp(30px, 5vw, 56px);
  margin-block: clamp(8px, 2vw, 20px) clamp(28px, 5vw, 52px);
  overflow: hidden;
}

.page-contact__slash-band::before,
.page-contact__slash-band::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 5%;
  right: 5%;
  border-radius: 3px;
  transform: translateY(-50%) rotate(-1.8deg);
  transform-origin: center;
  pointer-events: none;
}

.page-contact__slash-band::before {
  height: 26px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(53, 224, 212, 0.12) 28%,
    rgba(124, 107, 232, 0.1) 54%,
    rgba(255, 122, 51, 0.12) 74%,
    transparent
  );
}

.page-contact__slash-band::after {
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--cyan) 24%,
    var(--violet) 52%,
    var(--orange) 78%,
    transparent
  );
  opacity: 0.85;
}

/* ---------- 01 自助 / 人工 ---------- */

.page-contact__switch {
  margin-top: clamp(24px, 4vw, 42px);
}

.page-contact .seg-panel {
  margin-top: clamp(18px, 3vw, 30px);
}

.page-contact__paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact__path {
  position: relative;
  padding: 20px 22px 20px 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact__path::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 20px;
  bottom: 20px;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan);
}

.page-contact__path--human::before {
  background: var(--orange);
}

.page-contact__path h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact__path p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact__link {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 212, 0.32);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact__link:hover,
.page-contact__link:focus-visible {
  color: var(--text);
  border-bottom-color: var(--cyan);
}

/* ---------- 02 邮箱与电话 ---------- */

.page-contact__channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact__channel {
  position: relative;
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
}

.page-contact__channel--mail {
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(53, 224, 212, 0.14), transparent 62%),
    var(--panel);
  border-color: rgba(53, 224, 212, 0.28);
}

.page-contact__channel--phone {
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(255, 122, 51, 0.13), transparent 60%),
    var(--panel);
  border-color: rgba(255, 122, 51, 0.24);
}

.page-contact__channel-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--dim);
}

.page-contact__channel-value {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.4vw, 25px);
  line-height: 1.3;
  letter-spacing: 0.01em;
  word-break: break-all;
  overflow-wrap: anywhere;
  color: var(--cyan);
}

.page-contact__channel--phone .page-contact__channel-value {
  color: var(--orange);
}

.page-contact__channel-list {
  display: grid;
  gap: 9px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact__channel-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact__channel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 1px;
  background: var(--dim);
}

/* ---------- 03 办公地址 ---------- */

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

.page-contact__coord {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-content: start;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-contact__coord-k,
.page-contact__coord-v {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
}

.page-contact__coord-k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--dim);
  background: rgba(11, 18, 32, 0.6);
  border-right: 1px solid var(--line-soft);
}

.page-contact__coord-v {
  font-family: var(--font-mono);
  color: var(--text);
  letter-spacing: 0.02em;
}

.page-contact__coord > :nth-last-child(-n + 2) {
  border-bottom: 0;
}

.page-contact__place-text {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact__place-text p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact__place-full {
  padding-left: 14px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  letter-spacing: 0.02em;
  border-left: 3px solid var(--moss);
}

/* ---------- 04 提交清单 ---------- */

.page-contact__submit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 38px);
}

.page-contact__checklist {
  counter-reset: ck;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact__checklist li {
  counter-increment: ck;
  position: relative;
  padding: 15px 18px 15px 58px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact__checklist li::before {
  content: counter(ck, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact__checklist strong {
  font-weight: 600;
  color: var(--text);
}

.page-contact__submit-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact__submit-figure {
  margin: 0;
}

.page-contact__submit-figure .figure__frame {
  aspect-ratio: 3 / 2;
}

.page-contact__submit-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact__submit-note {
  margin: 0;
  padding-left: 14px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--dim);
  border-left: 2px solid var(--line);
}

.page-contact__submit-note .page-contact__link {
  margin-top: 0;
  font-size: 13.5px;
}

/* ---------- 05 回复节奏 ---------- */

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

.page-contact__pace-item {
  padding: 22px 20px;
  background: linear-gradient(180deg, var(--panel), rgba(19, 30, 51, 0.35));
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
}

.page-contact__pace-k {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-contact__pace-item:nth-child(2) .page-contact__pace-k {
  color: var(--orange);
}

.page-contact__pace-item:nth-child(3) .page-contact__pace-k {
  color: var(--violet);
}

.page-contact__pace-item:nth-child(4) .page-contact__pace-k {
  color: var(--moss);
}

.page-contact__pace-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact__pace-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact__paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact__pace-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact__place-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(22px, 3vw, 40px);
    align-items: start;
  }

  .page-contact__hero-figure {
    padding: 0 16px 16px 0;
  }
}

@media (min-width: 900px) {
  .page-contact__hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: end;
  }

  .page-contact__lede {
    font-size: 16.5px;
  }

  .page-contact__channel-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-contact__submit-grid {
    grid-template-columns: minmax(0, 1.24fr) minmax(0, 0.76fr);
  }

  .page-contact__path:hover {
    transform: translateY(-2px);
    border-color: rgba(53, 224, 212, 0.34);
  }

  .page-contact__path--human:hover {
    border-color: rgba(255, 122, 51, 0.34);
  }
}

@media (min-width: 1180px) {
  .page-contact__pace-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact__path,
  .page-contact__link,
  .page-contact__pace-item,
  .page-contact__channel,
  .page-contact__checklist li {
    transition: none;
  }

  .page-contact__path:hover {
    transform: none;
  }
}