.page-contact {
  background: var(--white);
  color: var(--ink);
}

.page-contact__wrap {
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ---------- 首屏 ---------- */

.page-contact__hero {
  position: relative;
  overflow: hidden;
  background: var(--night);
  color: var(--white);
  padding-block: clamp(26px, 5vw, 56px) clamp(40px, 7vw, 92px);
}

.page-contact__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.page-contact__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.3;
}

.page-contact__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(44, 229, 210, 0.05) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(90deg, rgba(44, 229, 210, 0.05) 0 1px, transparent 1px 56px),
    linear-gradient(180deg, rgba(6, 20, 38, 0.62) 0%, rgba(6, 20, 38, 0.92) 66%, var(--night) 100%);
}

.page-contact__hero-inner {
  position: relative;
  z-index: 2;
}

.page-contact__h1 {
  margin: 20px 0 0;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: clamp(30px, 6.6vw, 44px);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--white);
  max-width: 16ch;
}

.page-contact__lede {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact__hero-grid {
  margin-top: clamp(26px, 5vw, 48px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
}

/* ---------- 联系资料卡 ---------- */

.page-contact__card {
  position: relative;
  background: var(--violet);
  border: 1px solid var(--cyan-line);
  border-radius: var(--radius-panel);
  padding: clamp(20px, 3.6vw, 36px);
  box-shadow: 0 26px 64px rgba(5, 7, 12, 0.46);
}

.page-contact__card::before {
  content: "";
  position: absolute;
  left: clamp(20px, 3.6vw, 36px);
  top: 0;
  width: 64px;
  height: 3px;
  background: var(--orange);
}

.page-contact__card-kicker {
  margin: 6px 0 0;
  font-family: var(--font-narrow);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact__card-title {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(22px, 3.2vw, 28px);
  line-height: 1.3;
  color: var(--white);
}

.page-contact__fields {
  margin-top: clamp(20px, 3vw, 28px);
  display: grid;
  gap: 22px;
}

.page-contact__field {
  display: grid;
  gap: 8px;
}

.page-contact__label {
  font-family: var(--font-narrow);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact__mail,
.page-contact__tel {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: clamp(16px, 2.4vw, 20px);
  line-height: 1.35;
  color: var(--white);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 1px solid transparent;
  transition: color var(--t-color) var(--ease), border-color var(--t-color) var(--ease);
}

.page-contact__mail:hover,
.page-contact__tel:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact__mail:focus-visible,
.page-contact__tel:focus-visible,
.page-contact__copy:focus-visible,
.page-contact__entry:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact__copy {
  appearance: none;
  border: 1px solid var(--cyan-line);
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-narrow);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--t-color) var(--ease), color var(--t-color) var(--ease), border-color var(--t-color) var(--ease);
}

.page-contact__copy:hover {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--night);
}

.page-contact__addr {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--white);
}

.page-contact__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact__note {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--hairline);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--mist);
}

/* ---------- 右侧入口轨道 ---------- */

.page-contact__rail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact__entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num title"
    "num note";
  column-gap: 14px;
  row-gap: 5px;
  padding: 18px 20px;
  background: rgba(11, 31, 58, 0.74);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  text-decoration: none;
  transition: transform var(--t-move) var(--ease), border-color var(--t-color) var(--ease), background var(--t-color) var(--ease);
}

.page-contact__entry:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  background: rgba(27, 18, 51, 0.92);
}

.page-contact__entry-num {
  grid-area: num;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 13px;
  color: var(--signal);
}

.page-contact__entry-title {
  grid-area: title;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.04em;
  color: var(--white);
}

.page-contact__entry-note {
  grid-area: note;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
  transition: color var(--t-color) var(--ease);
}

.page-contact__entry:hover .page-contact__entry-note {
  color: var(--white);
}

/* ---------- 咨询分流 ---------- */

.page-contact__lane {
  background: var(--white);
  color: var(--ink);
  padding-block: clamp(44px, 7vw, 88px);
}

.page-contact .sec-head__num {
  color: var(--deep);
}

.page-contact__band .sec-head__num {
  color: var(--cyan);
}

.page-contact__lane .sec-head__title {
  color: var(--ink);
}

.page-contact__lane .sec-head__sub {
  color: #4a5866;
}

.page-contact__band .sec-head__title {
  color: var(--white);
}

.page-contact__band .sec-head__sub {
  color: var(--mist);
}

.page-contact__split {
  margin-top: clamp(24px, 4vw, 44px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
}

.page-contact__media {
  margin: 0;
  border-radius: var(--radius-panel);
  overflow: hidden;
  border: 1px solid rgba(5, 7, 12, 0.14);
  background: var(--night);
}

.page-contact__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-contact__topics {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(5, 7, 12, 0.14);
}

.page-contact__topic {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(5, 7, 12, 0.14);
}

.page-contact__topic-title {
  margin: 0;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-contact__topic-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: #33404f;
}

.page-contact__topic-meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: #5a6875;
}

.page-contact__topic-meta span {
  font-family: var(--font-narrow);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--deep);
  border-bottom: 2px solid var(--orange);
  padding-bottom: 1px;
}

/* ---------- 深色主题带 ---------- */

.page-contact__band {
  position: relative;
  background: var(--deep);
  color: var(--white);
  padding-block: clamp(44px, 7vw, 88px);
}

.page-contact__band::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--cyan), var(--orange));
}

.page-contact__band-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 56px);
}

.page-contact__checklist {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-contact__checklist li {
  display: grid;
  grid-template-columns: clamp(76px, 22vw, 104px) minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--hairline);
  font-size: 15px;
  line-height: 1.72;
  color: var(--white);
}

.page-contact__checklist li strong {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact__timeline {
  list-style: none;
  counter-reset: pc-tl;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact__timeline li {
  position: relative;
  padding-left: 42px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

.page-contact__timeline li::before {
  counter-increment: pc-tl;
  content: counter(pc-tl, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--signal);
}

/* ---------- 收尾 ---------- */

.page-contact__tail {
  background: var(--mint);
  color: var(--ink);
  padding-block: clamp(28px, 4.5vw, 48px);
}

.page-contact__tail-inner {
  display: grid;
  gap: 18px;
  align-items: center;
}

.page-contact__tail-text {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(18px, 2.6vw, 22px);
  line-height: 1.6;
  color: var(--ink);
}

.page-contact__tail-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

/* ---------- 桌面端 ---------- */

@media (min-width: 900px) {
  .page-contact__hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact__split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-contact__band-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-contact__tail-inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-contact__card {
    margin-right: clamp(0px, 3vw, 40px);
  }
}

@media (min-width: 1200px) {
  .page-contact__hero-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    gap: clamp(32px, 4vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact__entry,
  .page-contact__copy,
  .page-contact__mail,
  .page-contact__tel,
  .page-contact__entry-note {
    transition-duration: 1ms;
  }

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