.page-contact {
  --pc-edge: clamp(16px, 4vw, 40px);
  background:
    radial-gradient(1100px 520px at 84% -8%, rgba(69, 224, 230, 0.10), transparent 62%),
    radial-gradient(900px 460px at 6% 96%, rgba(243, 177, 74, 0.07), transparent 66%),
    var(--ink);
  color: var(--ivory);
  font-family: var(--font-sans);
  padding-block: clamp(20px, 4vw, 44px) clamp(56px, 9vw, 104px);
  overflow-x: clip;
}

.page-contact .og-shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pc-edge);
}

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

/* ---------- 首屏 ---------- */
.page-contact .pc-top {
  padding-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .pc-hero {
  margin-top: clamp(18px, 3vw, 30px);
  max-width: 62ch;
}

.page-contact .pc-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--muted);
  border: 1px solid var(--hair);
  padding: 6px 12px;
  border-radius: 999px;
}

.page-contact .pc-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(69, 224, 230, 0.8);
}

.page-contact .pc-hero__title {
  margin: 0 0 16px;
  font-size: var(--fs-56);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: 0.01em;
}

.page-contact .pc-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-hero__pills {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .pc-pill {
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--ivory);
}

.page-contact .pc-pill::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 1px;
  background: var(--amber);
}

/* ---------- 分屏 ---------- */
.page-contact .pc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
  margin-top: clamp(20px, 4vw, 40px);
}

/* ---------- 渠道选择牌 ---------- */
.page-contact .pc-board__inner {
  background: var(--paper);
  color: var(--ink-2);
  border: 1px solid var(--hair);
  padding: clamp(18px, 2.6vw, 26px);
  box-shadow: inset 0 0 0 1px rgba(20, 26, 62, 0.06);
}

.page-contact .pc-board__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.28em;
  color: #7a6a52;
  border-bottom: 1px solid var(--paper-2);
  padding-bottom: 10px;
}

.page-contact .pc-channel {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 0;
  text-decoration: none;
  color: var(--ink-2);
  border-bottom: 1px dashed var(--paper-2);
  transition: transform 180ms var(--ease), color 180ms var(--ease);
}

.page-contact .pc-channel:last-of-type {
  border-bottom: 0;
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-visible {
  transform: translateX(3px);
  color: var(--cyan-deep);
}

.page-contact .pc-channel[data-active="true"] {
  color: var(--cyan-deep);
}

.page-contact .pc-channel[data-active="true"] .pc-ico {
  border-color: var(--cyan-deep);
  background: rgba(69, 224, 230, 0.16);
}

.page-contact .pc-ico {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink-2);
  border-radius: 50%;
  transition: background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .pc-ico svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-contact .pc-channel__name {
  display: block;
  font-size: var(--fs-16);
  font-weight: 700;
  line-height: 1.4;
}

.page-contact .pc-channel__desc {
  display: block;
  margin-top: 3px;
  font-size: var(--fs-12);
  line-height: 1.6;
  color: #6f6555;
  word-break: break-word;
}

.page-contact .pc-channel__desc.og-num {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-contact .pc-board__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--paper-2);
  font-size: var(--fs-12);
  line-height: 1.8;
  color: #5f5646;
}

/* ---------- 右侧章节 ---------- */
.page-contact .pc-sec {
  padding-block: clamp(26px, 4.4vw, 52px);
  border-top: 1px solid var(--hair);
}

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

.page-contact .pc-sec:last-child {
  padding-bottom: 0;
}

.page-contact .og-section__lede {
  max-width: 40em;
  color: var(--muted);
  line-height: 1.85;
}

.page-contact .pc-sec .og-section__num {
  color: var(--amber);
  font-family: var(--font-mono);
}

/* ---------- 图片 ---------- */
.page-contact .pc-media {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-contact .pc-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--hair);
  background: var(--ink-2);
}

.page-contact .pc-media--wide img {
  aspect-ratio: 5 / 3;
}

.page-contact .og-media__cap {
  margin-top: 10px;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 三档说明 ---------- */
.page-contact .pc-lanes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .pc-lane {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.2vw, 22px);
  background: var(--ink-2);
  border: 1px solid var(--hair);
  border-left-width: 2px;
}

.page-contact .pc-lane--cyan {
  border-left-color: var(--cyan);
}

.page-contact .pc-lane--amber {
  border-left-color: var(--amber);
}

.page-contact .pc-lane--coral {
  border-left-color: var(--coral);
}

.page-contact .pc-lane__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.24em;
  color: var(--muted);
}

.page-contact .pc-lane--cyan .pc-lane__k {
  color: var(--cyan);
}

.page-contact .pc-lane--amber .pc-lane__k {
  color: var(--amber);
}

.page-contact .pc-lane--coral .pc-lane__k {
  color: var(--coral);
}

.page-contact .pc-lane__title {
  margin: 0;
  font-size: var(--fs-20);
  line-height: 1.42;
  font-weight: 800;
}

.page-contact .pc-lane__text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--muted);
  flex: 1 1 auto;
}

.page-contact .pc-lane .og-btn {
  align-self: flex-start;
}

/* ---------- 邮件模板 ---------- */
.page-contact .pc-template-wrap {
  margin-top: clamp(20px, 3vw, 28px);
  border: 1px solid var(--hair);
  background: var(--ink-2);
}

.page-contact .pc-template-head {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--hair);
  background: rgba(69, 224, 230, 0.05);
}

.page-contact .pc-template-label {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.24em;
  color: var(--cyan);
}

.page-contact .pc-template {
  margin: 0;
  padding: 16px;
  border-left: 2px solid var(--amber);
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  line-height: 2;
  color: var(--ivory);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-contact .pc-template__key {
  color: var(--amber);
}

/* ---------- 编号说明 ---------- */
.page-contact .pc-notes {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-note-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--hair);
}

.page-contact .pc-note-item__n {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--amber);
  letter-spacing: 0.08em;
  padding-top: 2px;
  border-right: 1px solid var(--hair);
}

.page-contact .pc-note-item__t {
  margin: 0 0 6px;
  font-size: var(--fs-16);
  font-weight: 800;
  line-height: 1.5;
}

.page-contact .pc-note-item__d {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-inline-link {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--muted);
  border-left: 2px solid var(--hair);
  padding-left: 14px;
}

.page-contact .pc-inline-link a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 电话 ---------- */
.page-contact .pc-call {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .pc-call__panel {
  padding: clamp(18px, 2.6vw, 26px);
  background: linear-gradient(160deg, rgba(69, 224, 230, 0.12), rgba(243, 177, 74, 0.06) 70%, transparent);
  border: 1px solid var(--hair);
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .pc-call__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.24em;
  color: var(--muted);
}

.page-contact .pc-call__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ivory);
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-call__panel .og-btn {
  justify-self: start;
}

.page-contact .pc-call__hours {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .pc-call__body {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--ink-2);
  border: 1px solid var(--hair);
}

.page-contact .pc-call__h {
  margin: 0 0 10px;
  font-size: var(--fs-16);
  font-weight: 800;
  color: var(--ivory);
}

.page-contact .pc-call__h + .pc-call__p {
  margin-top: 0;
}

.page-contact .pc-call__p {
  margin: 0 0 22px;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--muted);
}

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

.page-contact .pc-call__list li {
  position: relative;
  padding-left: 18px;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ivory);
}

.page-contact .pc-call__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
}

/* ---------- 地址 ---------- */
.page-contact .pc-pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(18px, 3vw, 26px);
  align-items: start;
}

.page-contact .pc-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-contact-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 12px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--hair);
}

.page-contact .pc-contact-row__k {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-contact .pc-contact-row__v {
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--ivory);
  word-break: break-word;
}

.page-contact .pc-contact-row__v.og-num {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-mini {
  padding: 5px 12px;
  font-size: var(--fs-12);
}

.page-contact .pc-pair__note {
  margin: 16px 0 0;
  font-size: var(--fs-12);
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .pc-pair .pc-media {
  margin: 0;
}

/* ---------- 反馈类型 ---------- */
.page-contact .pc-feedback {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .pc-fb {
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--ink-2);
  border: 1px solid var(--hair);
  border-top-width: 2px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .pc-fb--cyan {
  border-top-color: var(--cyan);
}

.page-contact .pc-fb--amber {
  border-top-color: var(--amber);
}

.page-contact .pc-fb--coral {
  border-top-color: var(--coral);
}

.page-contact .pc-fb__tag.og-tag {
  margin: 0;
  align-self: flex-start;
}

.page-contact .pc-fb__h {
  margin: 0;
  font-size: var(--fs-20);
  line-height: 1.45;
  font-weight: 800;
}

.page-contact .pc-fb__need {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--ivory);
}

.page-contact .pc-fb__needk {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--cyan);
  margin-right: 6px;
}

.page-contact .pc-fb--amber .pc-fb__needk {
  color: var(--amber);
}

.page-contact .pc-fb--coral .pc-fb__needk {
  color: var(--coral);
}

.page-contact .pc-fb__go {
  margin: auto 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--hair);
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 相关入口 ---------- */
.page-contact .pc-more-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-contact .pc-more-card {
  display: grid;
  gap: 5px;
  padding: 16px 18px;
  text-decoration: none;
  background: var(--ink-2);
  border: 1px solid var(--hair);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .pc-more-card:hover,
.page-contact .pc-more-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--cyan);
}

.page-contact .pc-more-card__k {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-contact .pc-more-card__t {
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--ivory);
}

/* ---------- 焦点可见 ---------- */
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-hero__pills {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 22px;
  }

  .page-contact .pc-contact-row {
    grid-template-columns: 96px 1fr auto;
    align-items: center;
  }

  .page-contact .pc-contact-row__k {
    grid-column: auto;
  }

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

  .page-contact .pc-feedback {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }
}

@media (min-width: 768px) {
  .page-contact .pc-lanes {
    grid-template-columns: 1.14fr 1fr 0.9fr;
  }

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

  .page-contact .pc-pair {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

@media (min-width: 900px) {
  .page-contact .pc-split {
    grid-template-columns: minmax(0, 32fr) minmax(0, 68fr);
  }

  .page-contact .pc-board {
    position: sticky;
    top: 108px;
  }

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

@media (min-width: 1025px) {
  .page-contact .og-shell {
    padding-left: calc(var(--pc-edge) + var(--rail, 0px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-more-card,
  .page-contact .pc-ico {
    transition: none;
  }

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