.page-contact {
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-contact .breadcrumb {
  padding: clamp(16px, 2.6vw, 26px) 0 clamp(12px, 2vw, 20px);
}

/* —— 刊头 —— */
.page-contact .contact-masthead {
  display: grid;
  gap: clamp(12px, 1.6vw, 20px);
  border-top: var(--line);
  border-bottom: var(--line);
  padding: clamp(26px, 4.6vw, 52px) 0 clamp(24px, 4vw, 44px);
}

.page-contact .contact-masthead h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 6.2vw, 66px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.022em;
  color: var(--text);
  max-width: 20ch;
}

.page-contact .contact-masthead .lede {
  max-width: 64ch;
}

.page-contact .contact-masthead .annotation {
  max-width: 60ch;
  padding-left: 14px;
  border-left: 1px solid var(--rule);
}

/* —— 非对称双栏 —— */
.page-contact .contact-layout {
  display: grid;
  gap: clamp(30px, 4.4vw, 60px);
  margin-top: clamp(30px, 5vw, 62px);
}

@media (min-width: 900px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 296px) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: 104px;
  }
}

/* —— 窄栏：渠道与时段 —— */
.page-contact .rail-box {
  border: var(--line);
  background: var(--layer);
}

.page-contact .channel {
  padding: 17px 18px 19px;
  border-bottom: var(--line);
}

.page-contact .channel:last-child {
  border-bottom: 0;
  background: var(--zone);
}

.page-contact .channel-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--cyan);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .channel-value--plain {
  color: var(--text);
  letter-spacing: 0.06em;
}

.page-contact .hours-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
}

.page-contact .channel-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

.page-contact .rail-figure {
  margin: 16px 0 0;
  border: var(--line);
  background: var(--layer);
  overflow: hidden;
}

.page-contact .rail-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* —— 宽栏：章节 —— */
.page-contact .contact-block {
  border-top: var(--line);
  padding: clamp(24px, 3.6vw, 40px) 0;
}

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

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

.page-contact .block-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-contact .block-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.012em;
  color: var(--text);
}

.page-contact .block-head p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* —— 反馈清单 —— */
.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: var(--line);
  background: var(--rule);
}

.page-contact .checklist > li {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  background: var(--ink);
}

.page-contact .ck-idx {
  padding: 16px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  background: var(--layer);
  border-right: var(--line);
}

.page-contact .ck-body {
  padding: 15px 16px 17px;
  min-width: 0;
}

.page-contact .ck-title {
  position: relative;
  margin: 0 0 5px;
  padding-left: 16px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
}

.page-contact .ck-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
}

.page-contact .ck-note {
  margin: 0;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

/* —— 分流示意 —— */
.page-contact .flow-zone {
  border: var(--line);
  background: var(--layer);
  padding: clamp(18px, 3vw, 30px);
}

.page-contact .flow-scroll {
  overflow-x: auto;
  padding-bottom: 6px;
}

.page-contact .flow-svg {
  display: block;
  width: 100%;
  min-width: 540px;
  height: auto;
}

.page-contact .flow-node {
  fill: var(--ink);
  stroke: var(--rule);
  stroke-width: 1;
  transition: stroke 200ms ease;
}

.page-contact .flow-line {
  fill: none;
  stroke: var(--rule);
  stroke-width: 1;
}

.page-contact .flow-text {
  font-family: var(--font-body);
  font-size: 14px;
  fill: var(--text);
}

.page-contact .flow-text--dim {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  fill: var(--text-dim);
}

.page-contact .flow-link {
  cursor: pointer;
}

.page-contact .flow-link:hover .flow-node,
.page-contact .flow-link:focus-visible .flow-node {
  stroke: var(--cyan);
}

.page-contact .flow-foot {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

/* —— 通信地址 —— */
.page-contact .addr-figure {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  border: var(--line);
  background: var(--layer);
  overflow: hidden;
}

.page-contact .addr-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .addr-figure .media-caption {
  display: block;
  padding: 10px 14px;
  border-top: var(--line);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--text-dim);
}

.page-contact .addr-list {
  margin: 0;
  border: var(--line);
  background: var(--layer);
}

.page-contact .addr-list > div {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-bottom: var(--line);
}

.page-contact .addr-list > div:last-child {
  border-bottom: 0;
}

@media (min-width: 640px) {
  .page-contact .addr-list > div {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

.page-contact .addr-list dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
}

.page-contact .addr-list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .addr-list dd:first-of-type {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
}

/* —— 更正流程 —— */
.page-contact .fix-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: var(--line);
}

.page-contact .fix-list > li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  background: var(--ink);
}

.page-contact .fx-num {
  padding: 15px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--magenta);
  border-right: var(--line);
}

.page-contact .fx-text {
  padding: 15px 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .fix-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

/* —— 备案与站点信息 —— */
.page-contact .meta-strip {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.page-contact .meta-strip > li {
  display: grid;
  gap: 5px;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

@media (min-width: 640px) {
  .page-contact .meta-strip > li {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

.page-contact .ms-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mute);
}

.page-contact .ms-value {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
  overflow-wrap: anywhere;
}

.page-contact .ms-value.num {
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  color: var(--text);
}

.page-contact .meta-tail {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .meta-tail a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}

.page-contact .meta-tail a:hover,
.page-contact .meta-tail a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}