.page-contact {
  --pc-pad: clamp(18px, 2.6vw, 34px);
  --pc-gap: clamp(24px, 3.6vw, 52px);
  --pc-soft: rgba(255, 107, 44, 0.08);
  background: var(--ink-0);
  color: var(--fog);
}

.page-contact .display {
  font-family: var(--font-display);
  font-size: clamp(38px, 6.6vw, 84px);
  line-height: 0.98;
  letter-spacing: 0.01em;
  font-weight: 200;
  margin: 14px 0 0;
  color: var(--white);
}

.page-contact .display strong {
  font-weight: 700;
  color: var(--orange);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding: clamp(22px, 3.4vw, 48px) 0 clamp(46px, 6vw, 96px);
  background:
    radial-gradient(1100px 520px at 88% -10%, rgba(91, 75, 196, 0.28), transparent 62%),
    var(--ink-0);
}

.page-contact .pc-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 40px);
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .pc-hero__sub {
  max-width: 34em;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--fog);
}

.page-contact .pc-lines {
  list-style: none;
  margin: clamp(26px, 3.4vw, 44px) 0 0;
  padding: 0;
  border-top: var(--line-w) solid var(--line);
}

.page-contact .pc-line {
  display: grid;
  gap: 4px 18px;
  padding: 15px 0;
  border-bottom: var(--line-w) solid var(--line);
}

.page-contact .pc-line__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mute);
}

.page-contact .pc-line__v {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--white);
  word-break: break-word;
}

.page-contact .pc-line__note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mute);
}

.page-contact .pc-line--tel .pc-line__v {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--orange);
}

/* ---------- 表单卡 ---------- */
.page-contact .pc-form {
  border: var(--line-w) solid var(--line);
  background: var(--ink-1);
  box-shadow: var(--shadow-hard);
  padding: var(--pc-pad);
}

.page-contact .pc-form__media {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  aspect-ratio: 16 / 9;
}

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

.page-contact .pc-form__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 300;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-contact .pc-form__intro {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mute);
}

.page-contact .pc-field {
  margin-top: clamp(16px, 2vw, 22px);
}

.page-contact .pc-field__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mute);
}

.page-contact .pc-req {
  color: var(--orange);
  font-style: normal;
}

.page-contact .pc-field input,
.page-contact .pc-field textarea {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  border: var(--line-w) solid var(--line);
  border-radius: 0;
  background: var(--ink-0);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
}

.page-contact .pc-field textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .pc-field input::placeholder,
.page-contact .pc-field textarea::placeholder {
  color: var(--mute);
}

.page-contact .pc-field input:focus,
.page-contact .pc-field textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, 0.22);
}

/* 事项类型：纯 CSS 切换提示 */
.page-contact .pc-type {
  border-top: var(--line-w) solid var(--line);
}

.page-contact .pc-type__item {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 4px;
  align-items: start;
  padding: 12px 10px 12px 2px;
  border-bottom: var(--line-w) solid var(--line);
  cursor: pointer;
}

.page-contact .pc-type__item:has(input:checked) {
  background: var(--pc-soft);
  box-shadow: inset 3px 0 0 var(--orange);
}

.page-contact .pc-type__item input {
  grid-column: 1;
  grid-row: 1;
  appearance: none;
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  margin: 4px 0 0;
  border: var(--line-w) solid var(--mute);
  background: transparent;
  cursor: pointer;
}

.page-contact .pc-type__item input:checked {
  border-color: var(--orange);
  background: var(--orange);
  box-shadow: inset 0 0 0 3px var(--ink-1);
}

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

.page-contact .pc-type__name {
  grid-column: 2;
  grid-row: 1;
  font-size: 14px;
  line-height: 1.5;
  color: var(--fog);
}

.page-contact .pc-type__hint {
  grid-column: 2;
  grid-row: 2;
  display: none;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mint);
}

.page-contact .pc-type__item input:checked ~ .pc-type__hint {
  display: block;
}

.page-contact .pc-note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.6;
}

.page-contact .pc-note--req {
  color: var(--orange);
}

.page-contact .pc-note--ok {
  color: var(--mint);
}

.page-contact .pc-submit {
  display: block;
  margin-top: clamp(18px, 2.2vw, 24px);
  text-align: center;
  text-decoration: none;
}

.page-contact .pc-form__foot {
  margin: 10px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mute);
}

/* ---------- 渠道对照 ---------- */
.page-contact .pc-band {
  padding: clamp(40px, 5vw, 76px) 0;
  background: var(--ink-1);
  border-top: var(--line-w) solid var(--line);
  border-bottom: var(--line-w) solid var(--line);
}

.page-contact .pc-band .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 3.8vw, 46px);
  font-weight: 300;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-contact .pc-band__lead {
  max-width: 40em;
  margin: 14px 0 clamp(24px, 3vw, 38px);
  font-size: 15px;
  line-height: 1.8;
  color: var(--fog);
}

.page-contact .pc-chan {
  border-top: var(--line-w) solid var(--line);
}

.page-contact .pc-chan__row {
  display: grid;
  gap: 6px 28px;
  padding: clamp(16px, 2vw, 24px) 0;
  border-bottom: var(--line-w) solid var(--line);
}

.page-contact .pc-chan__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mute);
}

.page-contact .pc-chan__v {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--orange);
  word-break: break-word;
}

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

/* ---------- 响应时段 ---------- */
.page-contact .pc-time {
  padding: clamp(42px, 5.4vw, 84px) 0;
  background:
    linear-gradient(180deg, rgba(55, 230, 176, 0.07), transparent 46%),
    var(--ink-0);
}

.page-contact .pc-time__grid {
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .pc-time .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 3.8vw, 46px);
  font-weight: 300;
  color: var(--white);
}

.page-contact .pc-time__body {
  max-width: 36em;
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--fog);
}

.page-contact .pc-scale {
  margin: clamp(24px, 3vw, 36px) 0 0;
}

.page-contact .pc-scale__labels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.55;
  color: var(--mute);
}

.page-contact .pc-scale__labels span:nth-child(2) {
  text-align: center;
}

.page-contact .pc-scale__labels span:nth-child(3) {
  text-align: right;
}

.page-contact .pc-scale__labels b {
  display: block;
  font-weight: 400;
  color: var(--orange);
  letter-spacing: 0.06em;
}

.page-contact .pc-scale__bar {
  position: relative;
  height: 26px;
  margin-top: 10px;
  border-bottom: var(--line-w) solid var(--line);
  background-image: repeating-linear-gradient(90deg, var(--line) 0 2px, transparent 2px 20px);
  background-size: 100% 12px;
  background-position: left bottom;
  background-repeat: repeat-x;
}

.page-contact .pc-scale__bar::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -2px;
  width: 12px;
  height: 10px;
  background: var(--orange);
}

.page-contact .pc-time__media {
  margin: 0;
  border: var(--line-w) solid var(--line);
  box-shadow: var(--shadow-hard);
}

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

/* ---------- 纠错与合作 ---------- */
.page-contact .pc-work {
  padding: clamp(42px, 5.4vw, 84px) 0;
  background: var(--ink-1);
  border-top: var(--line-w) solid var(--indigo);
  border-bottom: var(--line-w) solid var(--line);
}

.page-contact .pc-work .section-title {
  margin: 12px 0 clamp(24px, 3vw, 40px);
  font-family: var(--font-display);
  font-size: clamp(26px, 3.8vw, 46px);
  font-weight: 300;
  color: var(--white);
}

.page-contact .pc-work__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .pc-work__col {
  padding-top: 18px;
  border-top: var(--line-w) solid var(--orange);
}

.page-contact .pc-work__col--coop {
  border-top-color: var(--indigo);
}

.page-contact .pc-work__h {
  margin: 0;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  line-height: 1.5;
  color: var(--white);
}

.page-contact .pc-work__lead {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--fog);
}

.page-contact .pc-work__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-contact .pc-work__list li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}

.page-contact .pc-work__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
  padding-top: 3px;
}

.page-contact .pc-work__foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mute);
}

.page-contact .pc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-contact .pc-tag {
  padding: 6px 12px;
  border: 1px solid var(--indigo);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fog);
  background: rgba(91, 75, 196, 0.18);
}

/* ---------- 地址与来信 ---------- */
.page-contact .pc-tail {
  padding: clamp(42px, 5.4vw, 82px) 0 clamp(36px, 4vw, 64px);
  background: var(--ink-0);
}

.page-contact .pc-tail__ruler {
  height: 16px;
  margin-bottom: clamp(24px, 3vw, 38px);
  border-top: var(--line-w) solid var(--line);
  background-image: repeating-linear-gradient(90deg, var(--line) 0 2px, transparent 2px 14px);
  background-size: 100% 10px;
  background-position: left top;
  background-repeat: repeat-x;
}

.page-contact .pc-tail__grid {
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .pc-tail .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 40px);
  font-weight: 300;
  color: var(--white);
}

.page-contact .pc-tail__addr {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.9vw, 19px);
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--orange);
  word-break: break-word;
}

.page-contact .pc-tail__hint {
  max-width: 32em;
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fog);
}

.page-contact .pc-tail__icp {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mute);
}

.page-contact .pc-tail__side {
  padding: clamp(18px, 2.4vw, 26px);
  border: var(--line-w) solid var(--line);
  background: var(--ink-1);
}

.page-contact .pc-tail__side-h {
  margin: 0;
  font-size: 16px;
  font-weight: 500;
  color: var(--mint);
}

.page-contact .pc-tail__side-lead {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--fog);
}

.page-contact .pc-links {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .pc-links li {
  border-top: 1px solid var(--line);
}

.page-contact .pc-links a {
  display: block;
  padding: 12px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, transform 0.15s ease;
}

.page-contact .pc-links a:hover,
.page-contact .pc-links a:focus-visible {
  color: var(--mint);
  transform: translateX(2px);
}

.page-contact .pc-links a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-contact .pc-end {
  display: grid;
  gap: 18px;
  margin-top: clamp(32px, 4vw, 56px);
  padding-top: clamp(20px, 2.6vw, 30px);
  border-top: var(--line-w) solid var(--line);
}

.page-contact .pc-end__text {
  max-width: 46em;
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mute);
}

.page-contact .pc-end__btn {
  justify-self: start;
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .pc-line {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .pc-line__note {
    grid-column: 2;
  }

  .page-contact .pc-work__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 64px);
  }

  .page-contact .pc-end {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 920px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .pc-chan__row {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 2fr);
    align-items: baseline;
  }

  .page-contact .pc-chan__k {
    grid-column: 1;
    grid-row: 1;
  }

  .page-contact .pc-chan__v {
    grid-column: 1;
    grid-row: 2;
  }

  .page-contact .pc-chan__t {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-contact .pc-time__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-contact .pc-tail__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-links a {
    transition: none;
  }

  .page-contact .pc-links a:hover {
    transform: none;
  }
}
<<<END>>>