.page-contact{
  --pc-gap: clamp(20px, 3vw, 40px);
  --pc-rule: rgba(44, 52, 66, .72);
  position: relative;
  padding-bottom: clamp(40px, 7vw, 88px);
  color: var(--paper);
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(44, 52, 66, .28) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44, 52, 66, .28) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: -1px -1px;
}

.page-contact a{
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(214, 165, 69, .45);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact a:hover,
.page-contact a:focus-visible{
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-contact :focus-visible{
  outline: 2px solid var(--gold-soft);
  outline-offset: 3px;
}

.page-contact .crumb{
  padding-top: clamp(18px, 3vw, 30px);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--slate);
}

.page-contact .crumb ol{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .crumb li + li::before{
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .crumb a{
  color: var(--slate);
  border-bottom-color: transparent;
}

.page-contact .crumb a:hover{
  color: var(--paper);
  border-bottom-color: var(--line);
}

/* ---------- 首屏：左右分置 ---------- */
.page-contact .contact-hero{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  padding-block: clamp(26px, 4vw, 56px) clamp(30px, 5vw, 64px);
  align-items: start;
}

.page-contact .contact-hero__lead .eyebrow{
  display: inline-block;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--clay);
  color: var(--slate);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
}

.page-contact .contact-hero h1{
  margin: 18px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .contact-hero .lede{
  margin-top: 18px;
  max-width: 54ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--slate);
}

.page-contact .channel-list{
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .channel{
  position: relative;
  padding: 18px 20px 20px 24px;
  background: linear-gradient(180deg, var(--panel-hi), var(--panel));
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  transition: border-color .25s var(--ease), transform .25s var(--ease), background .25s var(--ease);
}

.page-contact .channel--phone{ border-left-color: var(--clay); }
.page-contact .channel--ticket{ border-left-color: var(--lake); }

.page-contact .channel:hover,
.page-contact .channel:focus-within{
  transform: translateY(-2px);
  border-color: rgba(214, 165, 69, .55);
  border-left-color: var(--gold-soft);
}

.page-contact .channel__k{
  display: block;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-contact .channel__v{
  margin: 8px 0 0;
  font-family: var(--mono);
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .channel__v a{
  font-family: var(--sans);
  font-size: clamp(15px, 1.8vw, 17px);
  border-bottom-style: dashed;
}

.page-contact .channel__note{
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 地址卡 ---------- */
.page-contact .contact-hero__side{
  display: grid;
  gap: 16px;
}

.page-contact .addr-card{
  position: relative;
  padding: 24px 22px;
  background:
    radial-gradient(240px 140px at 100% 0%, rgba(111, 183, 179, .16), transparent 70%),
    var(--panel);
  border: 1px solid var(--line);
}

.page-contact .addr-card::after{
  content: "";
  position: absolute;
  inset: auto 0 0 auto;
  width: 46%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.page-contact .addr-card__label{
  margin: 0;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--lake);
}

.page-contact .addr-card__text{
  margin: 14px 0 0;
  font-family: var(--serif);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .addr-card__grid{
  position: relative;
  margin-top: 18px;
  height: 44px;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
  background-image: repeating-linear-gradient(90deg, rgba(44, 52, 66, .9) 0 1px, transparent 1px 22px);
}

.page-contact .addr-card__dot{
  position: absolute;
  top: 50%;
  left: 34%;
  width: 9px;
  height: 9px;
  margin: -4.5px 0 0 -4.5px;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(214, 165, 69, .18);
}

.page-contact .addr-card__note{
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .addr-figure{
  border: 1px solid var(--line);
  line-height: 0;
}

.page-contact .addr-figure img{
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

/* ---------- 通用章节 ---------- */
.page-contact .pc-section{
  padding-block: clamp(34px, 5vw, 62px);
  border-top: 1px solid var(--pc-rule);
}

.page-contact .pc-head{
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: clamp(18px, 2.5vw, 28px);
}

.page-contact .pc-head__idx{
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
  border: 1px solid var(--line);
  padding: 3px 9px;
}

.page-contact .pc-head h2{
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.35;
  color: var(--paper);
}

/* ---------- 响应时效 ---------- */
.page-contact .sla-strip{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .sla{
  padding: 22px 20px;
  background: var(--ink-deep);
}

.page-contact .sla__num{
  margin: 0;
  font-size: clamp(30px, 4.4vw, 44px);
  font-weight: 700;
  line-height: 1;
  color: var(--gold-soft);
}

.page-contact .sla__unit{
  margin: 8px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--lake);
}

.page-contact .sla__desc{
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 工单步骤 ---------- */
.page-contact .ticket-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

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

.page-contact .step{
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  padding: 18px 18px 18px 0;
  border-top: 1px solid var(--pc-rule);
}

.page-contact .step:last-child{
  border-bottom: 1px solid var(--pc-rule);
}

.page-contact .step__no{
  display: flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  font-size: 14px;
  color: var(--ink);
  background: var(--gold);
}

.page-contact .step__body h3{
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .step__body p{
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
}

.page-contact .ticket-figure{
  border: 1px solid var(--line);
  line-height: 0;
  background: var(--panel);
}

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

.page-contact .ticket-tail{
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--clay);
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
}

/* ---------- 合作 ---------- */
.page-contact .partner-card{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 44px);
  padding: clamp(22px, 3vw, 38px);
  background:
    linear-gradient(135deg, rgba(182, 94, 60, .14), transparent 52%),
    var(--panel);
  border: 1px solid var(--line);
}

.page-contact .partner-card__lead .eyebrow{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--clay);
}

.page-contact .partner-card__lead h2{
  margin: 12px 0 0;
  font-family: var(--serif);
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .partner-card__lead p{
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--slate);
}

.page-contact .partner-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .partner-list li{
  padding: 14px 16px;
  background: rgba(7, 9, 13, .5);
  border: 1px solid var(--line);
  border-top: 2px solid var(--lake);
}

.page-contact .partner-list__k{
  display: block;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold-soft);
}

.page-contact .partner-list p{
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 收束 ---------- */
.page-contact .contact-coda{
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(26px, 4vw, 48px);
  padding-top: 22px;
  border-top: 1px solid var(--pc-rule);
}

.page-contact .contact-coda__mark{
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-contact .contact-coda__mark svg{
  display: block;
  max-width: 100%;
  height: auto;
}

.page-contact .contact-coda__text{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate);
}

.page-contact .contact-coda__links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  font-size: 13px;
}

.page-contact .contact-coda__links a{
  color: var(--slate);
  border-bottom-color: transparent;
}

.page-contact .contact-coda__links a:hover{
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px){
  .page-contact .sla-strip{
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .contact-coda{
    grid-template-columns: auto 1fr;
    align-items: center;
    justify-content: space-between;
  }
  .page-contact .contact-coda__links{
    justify-content: flex-end;
  }
}

/* ---------- 桌面：左右分置与错层 ---------- */
@media (min-width: 980px){
  .page-contact .contact-hero{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(36px, 4vw, 72px);
  }
  .page-contact .contact-hero__side{
    margin-top: clamp(20px, 3vw, 56px);
  }
  .page-contact .ticket-grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-contact .ticket-figure{
    margin-top: 18px;
  }
  .page-contact .partner-card{
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .channel{
    transition: none;
  }
  .page-contact .channel:hover,
  .page-contact .channel:focus-within{
    transform: none;
  }
}