.page-contact {
  --pc-line: rgba(154, 167, 189, .18);
  --pc-line-soft: rgba(154, 167, 189, .10);
  --pc-gap: 18px;
  overflow-x: clip;
  padding-bottom: 64px;
}

.page-contact .pc-wrap {
  width: var(--shell);
  margin-inline: auto;
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  padding: 16px 0 0;
}

.page-contact .crumbsList {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--fog);
}

.page-contact .crumbsList li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .crumbsList li + li::before {
  content: "/";
  color: var(--line-2);
}

.page-contact .crumbsList a {
  color: var(--fog);
  text-decoration: none;
}

.page-contact .crumbsList a:hover {
  color: var(--cyan);
}

.page-contact .crumbsList [aria-current="page"] {
  color: var(--gold);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  padding: 22px 0 40px;
}

.page-contact .pc-hero__card {
  position: relative;
  border: 1px solid var(--pc-line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 0%, rgba(139, 92, 246, .22), transparent 62%),
    linear-gradient(158deg, rgba(27, 37, 64, .94), rgba(10, 13, 20, .97) 68%);
  box-shadow: var(--shadow-1);
}

.page-contact .pc-hero__media {
  position: relative;
  margin: 0;
  height: 176px;
  overflow: hidden;
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.06);
}

.page-contact .pc-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 13, 20, .12) 0%, rgba(10, 13, 20, .94) 100%);
}

.page-contact .pc-hero__body {
  position: relative;
  padding: 4px 20px 26px;
}

.page-contact .pc-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--gold);
}

.page-contact .pc-title {
  margin: 14px 0 12px;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.75rem, 6.4vw, 3rem);
  line-height: 1.22;
  letter-spacing: .01em;
  color: var(--ice);
}

.page-contact .pc-lede {
  margin: 0;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--fog);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 联系方式面板 ---------- */
.page-contact .pc-panel {
  border: 1px solid var(--line-cyan);
  border-radius: var(--r-lg);
  padding: 20px;
  background:
    radial-gradient(circle at 88% 4%, rgba(52, 231, 228, .20), transparent 56%),
    linear-gradient(198deg, rgba(15, 59, 58, .92), rgba(10, 13, 20, .96));
  box-shadow: var(--shadow-1);
}

.page-contact .pc-panel__label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--fog);
}

.page-contact .pc-panel__time {
  margin: 8px 0 6px;
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 8vw, 2.3rem);
  line-height: 1.1;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-contact .pc-panel__sub {
  margin: 0 0 8px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--fog);
}

.page-contact .pc-panel__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "key key"
    "val copy";
  align-items: center;
  gap: 6px 10px;
  padding: 14px 0;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-panel__key {
  grid-area: key;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--fog);
}

.page-contact .pc-panel__val {
  grid-area: val;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .pc-panel__row .copyBtn {
  grid-area: copy;
}

.page-contact .copyBtn {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-cyan);
  background: transparent;
  color: var(--cyan);
  cursor: pointer;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-contact .copyBtn:hover {
  background: rgba(52, 231, 228, .1);
}

.page-contact .copyBtn[data-copied] {
  color: var(--gold);
  border-color: rgba(242, 193, 78, .55);
}

/* ---------- 章节通用 ---------- */
.page-contact .pc-section {
  padding: 42px 0;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .pc-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  align-items: baseline;
  margin-bottom: 24px;
}

.page-contact .pc-index {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
  border: 1px solid rgba(242, 193, 78, .34);
  border-radius: var(--r-sm);
  padding: 4px 8px;
}

.page-contact .pc-section__head .pc-h2 {
  grid-column: 2;
  margin: 0;
}

.page-contact .pc-section__head .muted {
  grid-column: 2;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--fog);
}

.page-contact .pc-h2 {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(1.35rem, 4.6vw, 2rem);
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--ice);
}

.page-contact .pc-h3 {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--ice);
}

.page-contact .pc-h4 {
  margin: 0 0 6px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1rem;
  color: var(--ice);
}

.page-contact .pc-p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--fog);
}

.page-contact .pc-mono {
  font-family: var(--font-mono);
  letter-spacing: .02em;
  color: var(--ice);
}

.page-contact .pc-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(52, 231, 228, .4);
}

.page-contact .pc-link:hover {
  color: var(--gold);
  border-bottom-color: rgba(242, 193, 78, .6);
}

.page-contact .pc-note {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid rgba(242, 193, 78, .5);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- 渠道卡片 ---------- */
.page-contact .pc-channels {
  display: grid;
  gap: 16px;
}

.page-contact .pc-channel {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 20px;
  border: 1px solid var(--pc-line);
  border-radius: var(--r-md);
  background: linear-gradient(170deg, rgba(27, 37, 64, .8), rgba(10, 13, 20, .92));
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-contact .pc-channel:hover {
  border-color: var(--line-cyan);
  transform: translateY(-3px);
}

.page-contact .pc-channel__tag {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  padding: 4px 10px;
  border-radius: var(--r-pill);
}

.page-contact .pc-channel--mail .pc-channel__tag {
  color: var(--cyan);
  background: rgba(52, 231, 228, .12);
}

.page-contact .pc-channel--line .pc-channel__tag {
  color: #C4B5FD;
  background: rgba(139, 92, 246, .18);
}

.page-contact .pc-channel--log .pc-channel__tag {
  color: var(--gold);
  background: rgba(242, 193, 78, .14);
}

.page-contact .pc-channel__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  overflow-wrap: anywhere;
  color: var(--ice);
  padding-top: 10px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-channel--mail .pc-channel__val {
  color: var(--cyan);
}

.page-contact .pc-channel--line .pc-channel__val {
  color: #C4B5FD;
}

.page-contact .pc-channel__link {
  display: inline-block;
  padding-top: 10px;
  border-top: 1px solid var(--pc-line);
  font-size: 14px;
  color: var(--gold);
  text-decoration: none;
}

.page-contact .pc-channel__link:hover {
  color: var(--ice);
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-hours {
  padding: 18px 0 6px;
}

.page-contact .pc-hours__rail {
  position: relative;
  height: 4px;
  border-radius: var(--r-pill);
  background: rgba(154, 167, 189, .16);
}

.page-contact .pc-hours__fill {
  position: absolute;
  inset: 0 12% 0 0;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--teal), var(--cyan) 55%, var(--violet));
}

.page-contact .pc-hours__node {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  border-radius: 50%;
  background: var(--obsidian);
  border: 2px solid var(--cyan);
}

.page-contact .pc-hours__node--a {
  left: 0;
}

.page-contact .pc-hours__node--b {
  right: 12%;
  border-color: var(--violet);
}

.page-contact .pc-hours__labels {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  font-size: 12px;
  color: var(--fog);
}

.page-contact .pc-flow {
  display: grid;
  gap: 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-flow__step {
  padding: 2px 0 2px 16px;
  border-left: 2px solid rgba(52, 231, 228, .45);
}

.page-contact .pc-flow__step:nth-child(2) {
  border-left-color: rgba(139, 92, 246, .55);
}

.page-contact .pc-flow__step:nth-child(3) {
  border-left-color: rgba(242, 193, 78, .55);
}

.page-contact .pc-flow__no {
  display: block;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--fog);
  margin-bottom: 6px;
}

/* ---------- 提交指南手风琴 ---------- */
.page-contact .pc-acc {
  display: grid;
  gap: 12px;
}

.page-contact .pc-acc__item {
  border: 1px solid var(--pc-line);
  border-radius: var(--r-md);
  background: rgba(17, 26, 43, .62);
  overflow: hidden;
  transition: border-color .3s var(--ease);
}

.page-contact .pc-acc__item[open] {
  border-color: var(--line-cyan);
}

.page-contact .pc-acc__sum {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .pc-acc__item[open] .pc-acc__sum {
  background: rgba(52, 231, 228, .06);
}

.page-contact .pc-acc__no {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-contact .pc-acc__title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ice);
}

.page-contact .pc-acc__chev {
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--fog);
  border-bottom: 2px solid var(--fog);
  transform: rotate(45deg);
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}

.page-contact .pc-acc__item[open] .pc-acc__chev {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}

.page-contact .pc-acc__body {
  padding: 4px 18px 20px;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .pc-acc__list {
  margin: 10px 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .pc-acc__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--fog);
}

.page-contact .pc-acc__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: .7;
}

/* ---------- 湖南联络点 ---------- */
.page-contact .pc-hunan {
  display: grid;
  gap: 26px;
}

.page-contact .pc-hunan__text .pc-section__head {
  margin-bottom: 18px;
}

.page-contact .pc-addr {
  margin: 16px 0 14px;
  padding: 12px 16px;
  border-left: 2px solid var(--gold);
  background: rgba(242, 193, 78, .07);
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}

.page-contact .pc-addr .pc-mono {
  color: var(--gold);
}

.page-contact .pc-hunan__more {
  display: inline-block;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
}

.page-contact .pc-hunan__more:hover {
  color: var(--gold);
}

.page-contact .pc-hunan__fig {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-cyan);
  border-radius: var(--r-lg);
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 20%, rgba(52, 231, 228, .18), transparent 60%),
    linear-gradient(200deg, rgba(15, 59, 58, .9), rgba(10, 13, 20, .96));
  box-shadow: var(--shadow-1);
}

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

.page-contact .pc-hunan__tip {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--pc-line);
  background: rgba(10, 13, 20, .9);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ice);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
  pointer-events: none;
}

.page-contact .pc-hunan__fig:hover .pc-hunan__tip,
.page-contact .pc-hunan__fig:focus-within .pc-hunan__tip {
  opacity: 1;
  transform: none;
}

/* ---------- 沟通前准备 ---------- */
.page-contact .pc-prep {
  display: grid;
  gap: 12px;
}

.page-contact .pc-prep__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--pc-line);
  border-radius: var(--r-md);
  background: rgba(27, 37, 64, .45);
  transition: border-color .3s var(--ease);
}

.page-contact .pc-prep__item:hover {
  border-color: rgba(52, 231, 228, .38);
}

.page-contact .pc-prep__num {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
  padding-top: 3px;
}

.page-contact .pc-prep__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fog);
}

/* ---------- 备案 ---------- */
.page-contact .pc-legal__list {
  margin: 0;
  border: 1px solid var(--pc-line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: rgba(15, 59, 58, .3);
}

.page-contact .pc-legal__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 18px;
}

.page-contact .pc-legal__row + .pc-legal__row {
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .pc-legal__row dt {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--fog);
}

.page-contact .pc-legal__row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .pc-legal__row dd.pc-mono {
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .pc-hero__media {
    height: 236px;
  }

  .page-contact .pc-hero__body {
    padding: 6px 28px 30px;
  }

  .page-contact .pc-panel {
    padding: 24px;
  }

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

  .page-contact .pc-legal__row {
    grid-template-columns: 160px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 820px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 1000px) {
  .page-contact {
    --pc-gap: 26px;
  }

  .page-contact .pc-hero {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: stretch;
    padding: 30px 0 48px;
  }

  .page-contact .pc-hero__media {
    height: 260px;
  }

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

  .page-contact .pc-section {
    padding: 56px 0;
  }

  .page-contact .pc-hunan {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    align-items: center;
    gap: 40px;
  }

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

@media (hover: none) {
  .page-contact .pc-hunan__tip {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-hunan__tip,
  .page-contact .pc-acc__chev,
  .page-contact .copyBtn {
    transition: none;
  }

  .page-contact .pc-channel:hover {
    transform: none;
  }
}