/* ===== 联系与支持 ===== */
.page-contact {
  --pc-cut: 22px;
  position: relative;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  padding-block: calc(var(--header-h) + clamp(24px, 5vw, 56px)) clamp(36px, 6vw, 76px);
  background:
    radial-gradient(760px 420px at 84% 4%, rgba(230, 57, 70, 0.22), transparent 64%),
    radial-gradient(620px 360px at 2% 96%, rgba(244, 185, 66, 0.10), transparent 68%),
    linear-gradient(178deg, var(--ink-soft) 0%, var(--ink) 72%);
  overflow: hidden;
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(165deg, #000 0%, #000 36%, transparent 74%);
  mask-image: linear-gradient(165deg, #000 0%, #000 36%, transparent 74%);
  pointer-events: none;
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  right: -10vw;
  bottom: -22%;
  width: min(54vw, 560px);
  aspect-ratio: 1 / 1;
  z-index: -1;
  background: linear-gradient(145deg, rgba(230, 57, 70, 0.26), rgba(122, 30, 43, 0.14) 56%, transparent 78%);
  clip-path: polygon(40% 0, 100% 20%, 100% 100%, 0 100%, 0 44%);
  pointer-events: none;
}

.page-contact .pc-hero-inner {
  position: relative;
}

.page-contact .pc-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(18px, 3vw, 32px);
}

.page-contact .pc-hero-copy {
  max-width: 640px;
}

.page-contact .pc-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2rem, 6.6vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0.3em 0 0.45em;
}

.page-contact .pc-hero h1 em {
  font-style: normal;
  color: var(--gold);
}

.page-contact .pc-hero-lead {
  font-size: clamp(0.95rem, 1.3vw, 1.0625rem);
  line-height: 1.85;
  color: var(--smoke);
  max-width: 56ch;
}

.page-contact .pc-hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-hero-chip {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 6px 11px;
  color: var(--smoke);
  border: 1px solid var(--line-strong);
}

.page-contact .pc-hero-chip:nth-child(1) {
  color: var(--gold);
  border-color: rgba(244, 185, 66, 0.38);
  background: rgba(244, 185, 66, 0.07);
}

.page-contact .pc-hero-chip:nth-child(2) {
  color: var(--jade);
  border-color: rgba(61, 214, 196, 0.34);
  background: rgba(61, 214, 196, 0.07);
}

/* 首屏服务时段面板 */
.page-contact .pc-hero-panel {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background: linear-gradient(158deg, #151e30 0%, var(--panel) 56%, #0b111d 100%);
  border: 1px solid var(--line);
  border-top: 2px solid var(--flame);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
}

.page-contact .pc-panel-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--smoke);
  margin: 0 0 10px;
}

.page-contact .pc-panel-time {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(2.1rem, 6vw, 3rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0 0 14px;
}

.page-contact .pc-panel-time span {
  color: var(--flame);
  padding: 0 0.08em;
}

.page-contact .pc-panel-sub {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--smoke);
  margin: 0 0 20px;
}

.page-contact .pc-panel-facts {
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 12px;
}

.page-contact .pc-panel-facts li {
  display: flex;
  gap: 10px;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .pc-panel-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  background: var(--gold);
}

/* ---------- 章节通用 ---------- */
.page-contact .pc-section {
  position: relative;
  padding-block: clamp(44px, 7vw, 88px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-head {
  max-width: 760px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .pc-head-idx {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin: 0 0 12px;
}

.page-contact .pc-head h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  line-height: 1.18;
  letter-spacing: -0.005em;
  color: var(--paper);
  margin: 0 0 14px;
}

.page-contact .pc-head-note {
  font-size: clamp(0.9375rem, 1.2vw, 1rem);
  line-height: 1.85;
  color: var(--smoke);
  margin: 0;
}

/* ---------- 联系方式总览 ---------- */
.page-contact .pc-channel-grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-contact .pc-channel-list {
  display: grid;
  gap: 12px;
}

.page-contact .pc-channel {
  position: relative;
  padding: 18px 20px 20px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  transition: background 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-contact .pc-channel:hover {
  background: #131c2c;
}

.page-contact .pc-channel--flame {
  border-left-color: var(--flame);
}

.page-contact .pc-channel--gold {
  border-left-color: var(--gold);
}

.page-contact .pc-channel--jade {
  border-left-color: var(--jade);
}

.page-contact .pc-channel--smoke {
  border-left-color: var(--smoke);
}

.page-contact .pc-channel-idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--smoke);
  margin: 0 0 10px;
}

.page-contact .pc-channel-value {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(0.9375rem, 2.4vw, 1.125rem);
  line-height: 1.5;
  color: var(--paper);
  margin: 0 0 10px;
  overflow-wrap: anywhere;
  word-break: break-word;
  -webkit-user-select: all;
  user-select: all;
}

.page-contact .pc-channel-note {
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--smoke);
  margin: 0;
}

/* 图片容器 */
.page-contact .pc-figure {
  position: relative;
  margin: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .pc-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(230, 57, 70, 0.20), transparent 46%, rgba(61, 214, 196, 0.12));
  pointer-events: none;
}

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

.page-contact .pc-figure figcaption {
  position: relative;
  z-index: 2;
  padding: 12px 16px;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--smoke);
  border-top: 1px solid var(--line);
  background: rgba(8, 11, 18, 0.72);
}

.page-contact .pc-figure--channel {
  align-self: start;
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-hours-grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
}

.page-contact .pc-hours-visual {
  padding: clamp(20px, 3vw, 30px) clamp(18px, 3vw, 28px);
  background: linear-gradient(160deg, #131c2d, var(--panel) 70%);
  border: 1px solid var(--line);
}

.page-contact .pc-hours-bar {
  position: relative;
  height: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .pc-hours-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 50%;
  background: linear-gradient(90deg, var(--flame), var(--gold));
}

.page-contact .pc-hours-axis {
  position: relative;
  height: 14px;
  margin-top: 8px;
}

.page-contact .pc-hours-axis span {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--smoke);
}

.page-contact .pc-hours-axis span:nth-child(1) {
  left: 0;
  transform: none;
}

.page-contact .pc-hours-axis span:nth-child(2) {
  left: 37.5%;
}

.page-contact .pc-hours-axis span:nth-child(3) {
  left: 87.5%;
}

.page-contact .pc-hours-axis span:nth-child(4) {
  left: 100%;
  transform: translateX(-100%);
}

.page-contact .pc-hours-caption {
  margin: 16px 0 0;
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--smoke);
}

.page-contact .pc-hours-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .pc-hours-facts li {
  padding: 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--jade);
}

.page-contact .pc-hours-facts li:nth-child(2) {
  border-top-color: var(--flame);
}

.page-contact .pc-hours-facts li:nth-child(3) {
  border-top-color: var(--gold);
}

.page-contact .pc-fact-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-contact .pc-hours-facts li p:last-child {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--smoke);
}

/* ---------- 提交清单 ---------- */
.page-contact .pc-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-check {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color 0.26s var(--ease), background 0.26s var(--ease);
}

.page-contact .pc-check:hover {
  border-color: var(--line-strong);
}

.page-contact .pc-check input {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin: 2px 0 0;
  -webkit-appearance: none;
  appearance: none;
  position: relative;
  background: var(--ink-soft);
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .pc-check input:checked {
  border-color: var(--jade);
  background: rgba(61, 214, 196, 0.16);
}

.page-contact .pc-check input:checked::after {
  content: "";
  position: absolute;
  inset: 5px;
  background: var(--jade);
}

.page-contact .pc-check input:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-contact .pc-check:has(input:checked) {
  border-color: rgba(61, 214, 196, 0.45);
  background: linear-gradient(90deg, rgba(61, 214, 196, 0.08), var(--panel) 58%);
}

.page-contact .pc-check-idx {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  padding-top: 5px;
}

.page-contact .pc-check-body {
  display: block;
}

.page-contact .pc-check-body strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--paper);
  margin-bottom: 6px;
}

.page-contact .pc-check-body > span {
  display: block;
  font-size: 0.84375rem;
  line-height: 1.8;
  color: var(--smoke);
}

/* ---------- 商务合作 ---------- */
.page-contact .pc-biz-grid {
  display: grid;
  gap: 14px;
}

.page-contact .pc-biz-card {
  position: relative;
  padding: 22px 22px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-contact .pc-biz-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--flame);
}

.page-contact .pc-biz-card--gold::before {
  background: var(--gold);
}

.page-contact .pc-biz-card--jade::before {
  background: var(--jade);
}

.page-contact .pc-biz-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--smoke);
  margin: 0 0 12px;
}

.page-contact .pc-biz-card h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1875rem;
  line-height: 1.35;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-contact .pc-biz-card p:last-child {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--smoke);
}

.page-contact .pc-biz-mail {
  margin: 24px 0 0;
  padding: 16px 20px;
  border: 1px solid rgba(244, 185, 66, 0.35);
  background: rgba(244, 185, 66, 0.06);
  font-size: 0.875rem;
  color: var(--smoke);
}

.page-contact .pc-biz-mail strong {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--gold);
  overflow-wrap: anywhere;
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .pc-visit-grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
}

.page-contact .pc-visit-copy p {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--smoke);
  margin: 0 0 16px;
}

.page-contact .pc-visit-copy h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  line-height: 1.2;
  color: var(--paper);
  margin: 0 0 18px;
}

.page-contact .pc-visit-address {
  font-family: var(--font-mono);
  font-size: 0.9375rem !important;
  line-height: 1.7 !important;
  color: var(--paper) !important;
  padding: 14px 18px;
  border-left: 3px solid var(--flame);
  background: var(--panel);
  overflow-wrap: anywhere;
}

.page-contact .pc-visit-copy a {
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 214, 196, 0.45);
}

.page-contact .pc-visit-copy a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-contact .pc-visit-icp {
  font-family: var(--font-mono);
  font-size: 0.75rem !important;
  letter-spacing: 0.08em;
  color: var(--smoke) !important;
  margin-top: 22px !important;
}

/* ---------- 收尾 ---------- */
.page-contact .pc-next {
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-next-inner {
  display: grid;
  gap: 20px;
  align-items: center;
  padding: clamp(24px, 4vw, 40px);
  background:
    linear-gradient(120deg, rgba(230, 57, 70, 0.16), rgba(244, 185, 66, 0.06) 52%, transparent 82%),
    var(--panel);
  border: 1px solid var(--line);
}

.page-contact .pc-next-inner h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.2vw, 1.9rem);
  line-height: 1.2;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-contact .pc-next-inner p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--smoke);
  margin: 0;
}

.page-contact .pc-next-inner .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 960px) {
  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.85fr);
    align-items: end;
    gap: clamp(32px, 5vw, 64px);
  }

  .page-contact .pc-channel-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-contact .pc-channel-list {
    gap: 14px;
  }

  .page-contact .pc-hours-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

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

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

  .page-contact .pc-visit-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-contact .pc-next-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 32px;
    padding-inline: clamp(28px, 4vw, 48px);
  }

  .page-contact .pc-next-inner .btn {
    justify-self: end;
  }
}

@media (min-width: 1180px) {
  .page-contact .pc-channel-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }
}