/* ================= 联系品牌页 ================= */
.page-contact {
  background: var(--paper-050);
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  overflow-x: clip;
}

.page-contact h1,
.page-contact h2,
.page-contact h3,
.page-contact p,
.page-contact ul,
.page-contact ol,
.page-contact dl,
.page-contact dd,
.page-contact figure {
  margin: 0;
}

.page-contact ul,
.page-contact ol {
  padding: 0;
  list-style: none;
}

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

.page-contact [id] {
  scroll-margin-top: 96px;
}

.page-contact .pc-section {
  padding: clamp(52px, 7.5vw, 96px) 0;
}

.page-contact .pc-section--tight {
  padding: clamp(34px, 4.5vw, 56px) 0;
}

.page-contact .pc-section--paper {
  background: var(--paper-100);
  border-top: 1px solid var(--rule-300);
  border-bottom: 1px solid var(--rule-300);
}

.page-contact .pc-section--ink {
  background: var(--ink-900);
  color: var(--paper-050);
}

/* ---------- 通用小标与区块头 ---------- */
.page-contact .pc-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--brand-orange);
}

.page-contact .pc-head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-contact .pc-head__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.2;
  letter-spacing: -.01em;
  margin-top: 10px;
}

.page-contact .pc-head__title::after {
  content: "";
  display: block;
  width: 64px;
  height: 5px;
  background: var(--brand-orange);
  margin-top: 16px;
}

.page-contact .pc-head__title--on-ink {
  color: var(--paper-050);
}

.page-contact .pc-head__lead {
  margin-top: 16px;
  color: var(--muted-600);
  max-width: 58ch;
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumbs {
  margin-bottom: 20px;
}

.page-contact .pc-crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted-600);
}

.page-contact .pc-crumbs__list li + li::before {
  content: "/";
  display: inline-block;
  margin: 0 9px;
  color: var(--rule-300);
}

.page-contact .pc-crumbs__list a {
  color: var(--muted-600);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-contact .pc-crumbs__list a:hover {
  color: var(--brand-orange);
  border-bottom-color: var(--brand-orange);
}

/* ---------- 框景首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding: 26px 0 clamp(46px, 6vw, 84px);
  background:
    linear-gradient(168deg, var(--paper-050) 0%, var(--paper-050) 58%, var(--paper-100) 100%);
  border-bottom: 1px solid var(--rule-300);
}

.page-contact .pc-hero__frame {
  position: relative;
  border: 1px solid var(--ink-900);
  background: var(--paper-050);
  padding: clamp(22px, 3.6vw, 46px);
  box-shadow: var(--shadow-card);
}

.page-contact .pc-hero__frame::before,
.page-contact .pc-hero__frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--brand-orange);
  pointer-events: none;
}

.page-contact .pc-hero__frame::before {
  top: -2px;
  left: -2px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .pc-hero__frame::after {
  right: -2px;
  bottom: -2px;
  border-left: 0;
  border-top: 0;
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: 32px;
}

.page-contact .pc-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.6vw, 54px);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin-top: 14px;
}

.page-contact .pc-hero__title .hl {
  color: var(--brand-orange);
}

.page-contact .pc-hero__lede {
  margin-top: 20px;
  max-width: 46ch;
  color: var(--ink-700);
}

.page-contact .pc-hero__hint {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted-600);
  border-left: 3px solid var(--orange-200);
  padding-left: 12px;
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 联络卡 ---------- */
.page-contact .pc-desk {
  position: relative;
  background: var(--paper-100);
  border: 1px solid var(--ink-900);
  padding: clamp(24px, 3vw, 32px) clamp(20px, 2.6vw, 28px);
  box-shadow: 7px 7px 0 rgba(10, 14, 26, .14);
  transition: transform var(--t-mid) var(--ease),
              box-shadow var(--t-mid) var(--ease),
              border-color var(--t-mid) var(--ease);
}

.page-contact .pc-desk:hover {
  transform: translateY(-2px);
  border-color: var(--brand-orange);
  box-shadow: var(--shadow-card-hover);
}

.page-contact .pc-desk__stamp {
  position: absolute;
  top: -13px;
  right: 18px;
  background: var(--brand-orange);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  padding: 4px 9px;
  transform: rotate(-4deg);
}

.page-contact .pc-desk__label {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: .06em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule-300);
}

.page-contact .pc-desk__list {
  margin-top: 4px;
}

.page-contact .pc-desk__row {
  padding: 12px 0;
  border-bottom: 1px dashed var(--rule-300);
}

.page-contact .pc-desk__row:last-child {
  border-bottom: 0;
}

.page-contact .pc-desk__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted-600);
  text-transform: uppercase;
}

.page-contact .pc-desk__row dd {
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.page-contact .pc-desk__row dd.mono {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
}

.page-contact .pc-desk__note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--rule-300);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-600);
}

/* ---------- 三条通道 ---------- */
.page-contact .pc-channels__figure {
  margin-bottom: clamp(24px, 3.4vw, 38px);
}

.page-contact .pc-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .pc-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--paper-050);
  border: 1px solid var(--rule-300);
  padding: 24px 22px 26px;
  box-shadow: var(--shadow-card);
  transition: transform var(--t-mid) var(--ease),
              box-shadow var(--t-mid) var(--ease),
              border-color var(--t-mid) var(--ease);
}

.page-contact .pc-channel:hover {
  transform: translateY(-2px);
  border-color: var(--brand-orange);
  box-shadow: var(--shadow-card-hover);
}

.page-contact .pc-channel__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--brand-orange);
}

.page-contact .pc-channel__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.3;
}

.page-contact .pc-channel__value {
  display: inline-block;
  align-self: flex-start;
  max-width: 100%;
  background: var(--orange-200);
  color: var(--ink-900);
  font-size: 14px;
  padding: 4px 9px;
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__body {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-contact .pc-channel__meta {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--rule-300);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-600);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-hours {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
}

.page-contact .pc-hours__note {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted-600);
  border-left: 3px solid var(--amber-500);
  padding-left: 14px;
}

.page-contact .pc-hours__rail {
  counter-reset: none;
}

.page-contact .pc-hours__item {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 6px 18px;
  align-items: baseline;
  padding: 18px 0;
  border-top: 1px solid var(--rule-300);
}

.page-contact .pc-hours__item:last-child {
  border-bottom: 1px solid var(--rule-300);
}

.page-contact .pc-hours__time {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--ink-900);
  position: relative;
  padding-left: 14px;
}

.page-contact .pc-hours__time::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber-500);
}

.page-contact .pc-hours__item--off .pc-hours__time::before {
  background: var(--rule-300);
}

.page-contact .pc-hours__item--off .pc-hours__time {
  color: var(--muted-600);
}

.page-contact .pc-hours__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-700);
}

/* ---------- 商务与内容合作 ---------- */
.page-contact .pc-partner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
}

.page-contact .pc-partner__lead {
  margin-top: 18px;
  max-width: 46ch;
  color: rgba(247, 243, 236, .74);
  font-size: 16px;
}

.page-contact .pc-partner__list {
  display: flex;
  flex-direction: column;
}

.page-contact .pc-partner__item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  column-gap: 16px;
  padding: 20px 0;
  border-top: 1px solid rgba(247, 243, 236, .2);
}

.page-contact .pc-partner__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .pc-partner__no {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--volt-400);
  padding-top: 3px;
}

.page-contact .pc-partner__name {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.4;
  color: var(--paper-050);
}

.page-contact .pc-partner__desc {
  grid-column: 2;
  grid-row: 2;
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(247, 243, 236, .72);
}

.page-contact .pc-partner__foot {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 18px;
  border-top: 1px solid rgba(247, 243, 236, .2);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .03em;
  color: rgba(247, 243, 236, .66);
}

/* ---------- 常见咨询 ---------- */
.page-contact .pc-topics {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .pc-topic {
  border: 1px solid var(--rule-300);
  background: var(--paper-050);
  transition: border-color var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease);
}

.page-contact .pc-topic[open] {
  border-color: var(--brand-orange);
  box-shadow: var(--shadow-card);
}

.page-contact .pc-topic__head {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 22px;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
}

.page-contact .pc-topic__head::-webkit-details-marker {
  display: none;
}

.page-contact .pc-topic__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--brand-orange);
}

.page-contact .pc-topic__chev {
  justify-self: end;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--ink-900);
  border-bottom: 2px solid var(--ink-900);
  transform: rotate(45deg);
  transition: transform var(--t-fast) var(--ease);
}

.page-contact .pc-topic[open] .pc-topic__chev {
  transform: rotate(-135deg);
}

.page-contact .pc-topic__body {
  padding: 4px 18px 22px 74px;
  border-top: 1px dashed var(--rule-300);
  margin-top: 2px;
  padding-top: 16px;
}

.page-contact .pc-topic__body p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-contact .pc-topic__body .btn {
  margin-top: 14px;
}

/* ---------- 陕西本地支持 ---------- */
.page-contact .pc-local {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .pc-local__list {
  margin-top: 22px;
}

.page-contact .pc-local__list li {
  position: relative;
  padding: 12px 0 12px 26px;
  border-top: 1px solid var(--rule-300);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-700);
}

.page-contact .pc-local__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 1.05em;
  width: 9px;
  height: 9px;
  background: var(--signal-blue);
  transform: rotate(45deg);
}

.page-contact .pc-local__contact {
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--muted-600);
}

/* ---------- 继续找答案 ---------- */
.page-contact .pc-next {
  background: var(--ink-700);
  color: var(--paper-050);
}

.page-contact .pc-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(247, 243, 236, .16);
  border: 1px solid rgba(247, 243, 236, .16);
}

.page-contact .pc-next__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 20px;
  background: var(--ink-700);
  color: var(--paper-050);
  text-decoration: none;
  transition: background var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}

.page-contact .pc-next__item:hover {
  background: var(--ink-900);
  color: var(--brand-orange);
}

.page-contact .pc-next__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--volt-400);
}

.page-contact .pc-next__item strong {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.4;
}

.page-contact .pc-next__item span:last-child {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(247, 243, 236, .7);
}

.page-contact .pc-next__item:hover span:last-child {
  color: rgba(247, 243, 236, .82);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .pc-hours {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 64px;
    align-items: start;
  }

  .page-contact .pc-partner {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
    gap: 60px;
  }

  .page-contact .pc-local {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .pc-topic__body {
    padding-left: 74px;
  }
}

@media (min-width: 1000px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(300px, .85fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .pc-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 560px) {
  .page-contact .pc-hours__item {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 4px 14px;
  }

  .page-contact .pc-topic__head {
    grid-template-columns: 34px minmax(0, 1fr) 18px;
    gap: 10px;
    padding: 14px 14px;
    font-size: 16px;
  }

  .page-contact .pc-topic__body {
    padding-left: 58px;
    padding-right: 14px;
  }

  .page-contact .pc-partner__item {
    grid-template-columns: 30px minmax(0, 1fr);
    column-gap: 12px;
  }

  .page-contact .pc-desk__stamp {
    right: 12px;
    font-size: 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}