.page-contact {
  --pc-radius: var(--r-m);
  --pc-gap: clamp(14px, 3vw, 22px);
  background: var(--c-cream);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  line-height: 1.2;
  margin: 0;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-contact p {
  margin: 0;
}

.page-contact .wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

/* 面包屑 */
.page-contact .pc-crumb-wrap {
  padding-top: 16px;
}
.page-contact .crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-brown);
}
.page-contact .crumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--c-gold);
}
.page-contact .crumb a {
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--c-gold);
}
.page-contact .crumb a:hover {
  color: var(--c-red);
}

/* 首屏 */
.page-contact .pc-hero {
  position: relative;
  padding: clamp(20px, 4vw, 34px) 0 clamp(30px, 6vw, 56px);
}
.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: clamp(220px, 42vw, 380px);
  background:
    linear-gradient(118deg, rgba(200, 50, 43, 0.16), rgba(201, 154, 75, 0.14) 48%, rgba(246, 240, 228, 0) 78%);
  clip-path: polygon(0 0, 100% 0, 100% 58%, 0 100%);
  pointer-events: none;
}
.page-contact .pc-hero-grid {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}
.page-contact .eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 12px;
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-pill);
  background: var(--c-cream-lt);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-red-deep);
  box-shadow: var(--shadow-mid);
}
.page-contact .pc-hero h1 {
  font-size: clamp(30px, 7vw, 58px);
  font-weight: 700;
  line-height: 1.14;
}
.page-contact .lede {
  margin-top: 16px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-brown);
}
.page-contact .pc-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-contact .pc-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 10px;
  background: var(--c-cream-lt);
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-s);
  box-shadow: var(--shadow-mid);
}
.page-contact .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 4.4vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-red);
}
.page-contact .stat-label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-brown);
}
.page-contact .pc-hero-media {
  margin: 0;
  background: var(--c-gold-soft);
}

/* 通用图片框 */
.page-contact .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 区块节奏 */
.page-contact .pc-section {
  padding: clamp(38px, 6vw, 72px) 0;
}
.page-contact .pc-section--tint {
  background:
    linear-gradient(180deg, rgba(232, 213, 175, 0.42), rgba(246, 240, 228, 0));
  border-top: var(--bw) solid rgba(42, 32, 28, 0.14);
  border-bottom: var(--bw) solid rgba(42, 32, 28, 0.14);
}
.page-contact .pc-section--tight {
  padding-top: clamp(10px, 2vw, 20px);
}
.page-contact .pc-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(22px, 4vw, 36px);
}
.page-contact .pc-head--stack {
  margin-bottom: clamp(20px, 3.4vw, 30px);
}
.page-contact .pc-head h2 {
  font-size: clamp(24px, 4.6vw, 40px);
  font-weight: 700;
}
.page-contact .pc-head-note {
  font-size: 15px;
  line-height: 1.76;
  color: var(--c-brown);
  max-width: 46ch;
}
.page-contact .pc-inline-note {
  margin-top: 22px;
  padding-left: 14px;
  border-left: 4px solid var(--c-gold);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-brown);
}
.page-contact .pc-inline-note a {
  color: var(--c-red-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--c-red);
}
.page-contact .pc-inline-note a:hover {
  color: var(--c-red);
}

/* 反馈类型折叠卡 */
.page-contact .pc-types {
  display: grid;
  gap: var(--pc-gap);
}
.page-contact .pc-type {
  background: var(--c-cream-lt);
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-m);
  box-shadow: var(--shadow-mid);
  overflow: hidden;
}
.page-contact .pc-type[open] {
  box-shadow: var(--shadow-hard);
}
.page-contact .pc-type > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  background: var(--c-cream-lt);
}
.page-contact .pc-type > summary::-webkit-details-marker {
  display: none;
}
.page-contact .pc-type > summary::after {
  content: "＋";
  margin-left: 2px;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-red);
}
.page-contact .pc-type[open] > summary::after {
  content: "－";
}
.page-contact .pc-type-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-red);
  border: 2px solid var(--c-red);
  border-radius: var(--r-pill);
  padding: 1px 8px;
}
.page-contact .pc-type-name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
}
.page-contact .pc-type > summary .tag {
  margin-left: auto;
}
.page-contact .pc-type-body {
  padding: 4px 16px 18px;
  border-top: 2px dashed rgba(42, 32, 28, 0.2);
}
.page-contact .pc-type-body > p {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--c-ink);
}
.page-contact .pc-fields {
  margin: 14px 0 0;
  padding: 12px 14px;
  background: rgba(232, 213, 175, 0.5);
  border-radius: var(--r-s);
}
.page-contact .pc-fields dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-red-deep);
  font-weight: 700;
  margin-bottom: 4px;
}
.page-contact .pc-fields dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-brown);
}
.page-contact .pc-type-foot {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-brown);
}

/* 时间线区块 */
.page-contact .pc-split {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}
.page-contact .pc-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .pc-timeline li {
  position: relative;
  padding: 0 0 20px 30px;
}
.page-contact .pc-timeline li::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--c-gold), var(--c-gold-soft));
}
.page-contact .pc-timeline li:last-child::before {
  display: none;
}
.page-contact .pc-timeline li::after {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: var(--bw) solid var(--c-ink);
  background: var(--c-gold-soft);
}
.page-contact .pc-timeline li:last-child::after {
  background: var(--c-red);
}
.page-contact .pc-tl-state {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-right: 8px;
}
.page-contact .pc-tl-time {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-red-deep);
  background: var(--c-gold-soft);
  border-radius: var(--r-pill);
  padding: 2px 10px;
  vertical-align: 2px;
}
.page-contact .pc-timeline p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.74;
  color: var(--c-brown);
}
.page-contact .pc-split-side {
  display: grid;
  gap: 16px;
}
.page-contact .pc-tl-media {
  margin: 0;
  background: var(--c-gold-soft);
}
.page-contact .pc-fold {
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-s);
  background: var(--c-cream-lt);
  box-shadow: var(--shadow-mid);
}
.page-contact .pc-fold > summary {
  padding: 12px 14px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
}
.page-contact .pc-fold > summary::-webkit-details-marker {
  display: none;
}
.page-contact .pc-fold > summary::after {
  content: "＋";
  float: right;
  font-family: var(--font-mono);
  color: var(--c-red);
}
.page-contact .pc-fold[open] > summary::after {
  content: "－";
}
.page-contact .pc-dotlist {
  margin: 0;
  padding: 0 14px 14px;
  list-style: none;
}
.page-contact .pc-dotlist li {
  position: relative;
  padding-left: 16px;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-brown);
}
.page-contact .pc-dotlist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-red);
}

/* 评价细节四格 */
.page-contact .pc-detail-grid {
  display: grid;
  gap: var(--pc-gap);
}
.page-contact .pc-detail-card {
  padding: 20px 18px;
  background: var(--c-cream-lt);
}
.page-contact .pc-detail-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-gold);
  letter-spacing: 0.1em;
}
.page-contact .pc-detail-card h3 {
  margin-top: 6px;
  font-size: 20px;
}
.page-contact .pc-detail-card p {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--c-brown);
}

/* 联系方式深色块 */
.page-contact .pc-contact-card {
  display: grid;
  gap: clamp(22px, 4vw, 36px);
  padding: clamp(22px, 4.4vw, 42px);
  background: var(--c-teal);
  color: var(--c-cream-lt);
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-l);
  box-shadow: var(--shadow-hard);
}
.page-contact .pc-contact-card h2 {
  color: var(--c-cream-lt);
  font-size: clamp(23px, 4.4vw, 34px);
  margin-bottom: 18px;
}
.page-contact .pc-eyebrow-light {
  background: transparent;
  border-color: var(--c-gold);
  color: var(--c-gold-soft);
  box-shadow: none;
}
.page-contact .pc-channels {
  display: grid;
  gap: 16px;
}
.page-contact .pc-channel {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(232, 213, 175, 0.28);
}
.page-contact .pc-channel:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-contact .pc-channel-label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-gold-soft);
}
.page-contact .pc-channel-value {
  font-family: var(--font-mono);
  font-size: clamp(22px, 5.4vw, 34px);
  font-weight: 700;
  line-height: 1.2;
  color: #FBF7EF;
  word-break: break-word;
}
.page-contact .pc-channel-value--mail {
  font-size: clamp(15px, 3.4vw, 22px);
}
.page-contact .pc-channel-value--addr {
  font-family: var(--font-body);
  font-size: clamp(15px, 3.2vw, 18px);
  font-weight: 600;
  line-height: 1.6;
}
.page-contact .pc-channel-note {
  font-size: 13px;
  color: rgba(251, 247, 239, 0.72);
}
.page-contact .pc-contact-note {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(251, 247, 239, 0.82);
}
.page-contact .pc-contact-side {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: var(--bw) solid var(--c-gold);
  border-radius: var(--r-m);
  background: rgba(30, 58, 58, 0.5);
  align-content: start;
}
.page-contact .pc-contact-stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.page-contact .pc-contact-stat .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 6vw, 34px);
  font-weight: 700;
  color: var(--c-gold-soft);
  line-height: 1;
}
.page-contact .pc-contact-stat .stat-label {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(251, 247, 239, 0.8);
}
.page-contact .pc-contact-side-note {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(251, 247, 239, 0.7);
  border-top: 1px dashed rgba(232, 213, 175, 0.35);
  padding-top: 12px;
}

/* 提交前准备 */
.page-contact .pc-prep {
  display: grid;
  gap: var(--pc-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .pc-prep li {
  position: relative;
  padding: 18px 16px 18px 18px;
  background: var(--c-cream-lt);
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-s);
  box-shadow: var(--shadow-mid);
}
.page-contact .pc-prep-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-cream-lt);
  background: var(--c-red);
  border-radius: var(--r-pill);
  padding: 2px 10px;
}
.page-contact .pc-prep h3 {
  margin-top: 10px;
  font-size: 19px;
}
.page-contact .pc-prep p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-brown);
}

/* 写法对照 */
.page-contact .pc-cases {
  display: grid;
  gap: clamp(16px, 3vw, 24px);
}
.page-contact .pc-case {
  background: var(--c-cream-lt);
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-m);
  padding: 16px;
  box-shadow: var(--shadow-mid);
}
.page-contact .pc-case-title {
  font-size: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-gold-soft);
}
.page-contact .pc-case-pair {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}
.page-contact .pc-case-line {
  font-size: 14px;
  line-height: 1.72;
  padding: 11px 13px;
  border-radius: var(--r-s);
  color: var(--c-ink);
}
.page-contact .pc-case-line span {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}
.page-contact .pc-case-line--weak {
  background: rgba(107, 91, 79, 0.1);
  border-left: 4px solid var(--c-brown);
}
.page-contact .pc-case-line--weak span {
  color: var(--c-brown);
}
.page-contact .pc-case-line--good {
  background: rgba(232, 213, 175, 0.55);
  border-left: 4px solid var(--c-red);
}
.page-contact .pc-case-line--good span {
  color: var(--c-red-deep);
}

/* 隐私与记录 */
.page-contact .pc-privacy {
  display: grid;
  gap: clamp(20px, 3.4vw, 32px);
  padding: clamp(20px, 3.6vw, 32px);
  background:
    linear-gradient(120deg, rgba(200, 50, 43, 0.08), rgba(30, 58, 58, 0.06));
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-l);
}
.page-contact .pc-privacy-text h2 {
  font-size: clamp(22px, 4.2vw, 32px);
  margin-bottom: 12px;
}
.page-contact .pc-privacy-text p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-brown);
}
.page-contact .pc-privacy-text a {
  color: var(--c-red-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--c-red);
}
.page-contact .pc-privacy-tags {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  gap: 10px;
}
.page-contact .pc-privacy-foot {
  flex-basis: 100%;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-brown);
}
.page-contact .pc-privacy-foot a {
  color: var(--c-indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--c-indigo);
}

/* 回到顶部 */
.page-contact .to-top {
  position: fixed;
  right: 16px;
  bottom: 18px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--c-red);
  color: var(--c-cream-lt);
  border: var(--bw) solid var(--c-ink);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-mid);
  font-family: var(--font-body);
  font-size: 13px;
  cursor: pointer;
}
.page-contact .to-top[hidden] {
  display: none;
}
.page-contact .to-top-arrow {
  font-family: var(--font-mono);
  font-weight: 700;
}

/* 中等屏幕 */
@media (min-width: 700px) {
  .page-contact .pc-head {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: end;
  }
  .page-contact .pc-head-note {
    text-align: right;
    justify-self: end;
  }
  .page-contact .pc-types {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-type--wide {
    grid-column: 1 / -1;
  }
  .page-contact .pc-detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-prep {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-case-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 24px;
  }
  .page-contact .pc-channel:last-child {
    grid-column: 1 / -1;
    border-top: 1px solid rgba(232, 213, 175, 0.28);
    padding-top: 14px;
  }
}

/* 桌面 */
@media (min-width: 940px) {
  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }
  .page-contact .pc-hero-media {
    margin-top: 10px;
  }
  .page-contact .pc-split {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }
  .page-contact .pc-split-side {
    position: sticky;
    top: 24px;
  }
  .page-contact .pc-contact-card {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.5fr);
    align-items: start;
  }
  .page-contact .pc-privacy {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.55fr);
    align-items: start;
  }
  .page-contact .to-top {
    right: 28px;
    bottom: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-type,
  .page-contact .pc-case,
  .page-contact .pc-prep li {
    box-shadow: var(--shadow-mid);
  }
}
<<<END>>>