.page-contact {
  --ct-rail: 324px;
  --ct-paper-line: #DFD7C5;
  --ct-paper-dim: #6A6250;
  --ct-gap: clamp(26px, 4vw, 48px);
  color: var(--text-100);
}

.page-contact .crumb {
  margin: 22px 0 0;
}

/* ---------- 首屏 ---------- */

.page-contact .ct-hero {
  display: grid;
  gap: 28px;
  margin-top: 26px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--grid-700);
}

.page-contact .ct-hero__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--blue-300);
}

.page-contact .ct-hero h1 {
  margin: 12px 0 0;
  font-size: var(--fs-display);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  max-width: 13em;
}

.page-contact .ct-hero__lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 16.5px;
  line-height: var(--lh-body);
  color: #C3CFE3;
}

.page-contact .ct-jump {
  display: inline-block;
  margin-top: 18px;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--blue-300);
  text-decoration: none;
  border-bottom: 1px solid var(--grid-700);
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .ct-jump:hover {
  color: var(--blue-600);
  border-bottom-color: var(--blue-600);
}

.page-contact .ct-hero__aside {
  padding: 18px 18px 20px;
  background: var(--ink-850);
  border: 1px solid var(--grid-700);
  border-left: 2px solid var(--blue-600);
  border-radius: var(--radius);
}

.page-contact .ct-hero__aside-k {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--text-400);
}

.page-contact .ct-kv {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-kv > div {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 9px;
  border-bottom: 1px dashed var(--grid-700);
}

.page-contact .ct-kv > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .ct-kv dt {
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--text-400);
}

.page-contact .ct-kv dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  word-break: break-all;
  overflow-wrap: anywhere;
}

/* ---------- 双栏主体 ---------- */

.page-contact .ct-ledger {
  display: grid;
  gap: var(--ct-gap);
  margin-top: 40px;
  align-items: start;
}

.page-contact .ct-rail__h,
.page-contact .ct-block__head h2,
.page-contact .ct-scope h2,
.page-contact .ct-reject h2 {
  margin: 0;
  font-size: var(--fs-h2);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.28;
}

.page-contact .ct-rail__h {
  margin-bottom: 14px;
  font-size: var(--fs-h3);
}

.page-contact .paper.ct-card {
  background: var(--paper-100);
  color: var(--ink-950);
  border: 1px solid var(--ct-paper-line);
  border-radius: var(--radius);
  padding: 20px 18px 22px;
}

.page-contact .ct-card__k {
  margin: 0 0 5px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ct-paper-dim);
}

.page-contact .ct-card__v {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.6;
  word-break: break-all;
  overflow-wrap: anywhere;
  color: var(--ink-950);
}

.page-contact .ct-card__v--addr {
  font-size: 14.5px;
  line-height: 1.7;
  letter-spacing: 0.01em;
}

.page-contact .ct-card__note {
  margin: 2px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--ct-paper-dim);
}

.page-contact .ct-card__rule {
  margin: 16px 0;
  border: 0;
  border-top: 1px solid var(--ct-paper-line);
}

.page-contact .ct-card__copy {
  padding: 6px 13px;
  font-size: 12.5px;
  border-color: #C7BEA8;
  color: #2A2F3A;
  background: transparent;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-contact .ct-card__copy:hover {
  border-color: var(--blue-600);
  color: var(--blue-600);
}

.page-contact .ct-card__copy[data-state="copied"] {
  border-color: #14907A;
  color: #14907A;
  background: rgba(34, 200, 163, 0.09);
}

.page-contact .ct-rail__note {
  margin: 14px 2px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-400);
}

.page-contact .ct-stream {
  display: grid;
  gap: 40px;
  min-width: 0;
}

.page-contact .ct-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--grid-700);
  margin-bottom: 20px;
}

.page-contact .ct-block__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-400);
}

/* ---------- 自查清单 ---------- */

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

.page-contact .ct-check__item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 10px 16px 0;
  border-bottom: 1px dashed var(--grid-700);
  transition: background-color 160ms var(--ease);
}

.page-contact .ct-check__item:has(.ct-check__box:checked) {
  background: rgba(34, 200, 163, 0.045);
}

.page-contact .ct-check__box {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  width: 20px;
  height: 20px;
  margin: 3px 0 0;
  background: var(--ink-850);
  border: 1px solid var(--grid-700);
  border-radius: 2px;
  cursor: pointer;
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-contact .ct-check__box:hover {
  border-color: var(--blue-300);
}

.page-contact .ct-check__box:focus-visible {
  outline: 2px solid var(--blue-300);
  outline-offset: 2px;
}

.page-contact .ct-check__box:checked {
  border-color: var(--cyan-400);
  background: rgba(34, 200, 163, 0.14);
}

.page-contact .ct-check__box:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--cyan-400);
  border-bottom: 2px solid var(--cyan-400);
  transform: rotate(40deg);
}

.page-contact .ct-check__label {
  cursor: pointer;
  display: block;
}

.page-contact .ct-check__t {
  display: block;
  margin-bottom: 7px;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-contact .ct-check__d {
  display: block;
  font-size: 13.5px;
  line-height: var(--lh-note);
  color: var(--text-400);
}

.page-contact .ct-check__d a {
  color: var(--blue-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-check__d a:hover {
  color: var(--blue-600);
}

/* ---------- 图 ---------- */

.page-contact .ct-figure {
  margin: 26px 0 0;
}

.page-contact .ct-figure img,
.page-contact .ct-scope__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--grid-700);
  border-radius: var(--radius);
  background: var(--ink-850);
}

.page-contact .ct-figure--check img {
  aspect-ratio: 900 / 620;
}

.page-contact .ct-figure__cap,
.page-contact .ct-scope__cap {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--text-400);
}

/* ---------- 邮件模板 ---------- */

.page-contact .ct-tpl {
  list-style: none;
  counter-reset: ct-tpl;
  margin: 0 0 18px;
  padding: 0;
  border-left: 2px solid var(--grid-700);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.7;
}

.page-contact .ct-tpl li {
  counter-increment: ct-tpl;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 12px 9px 0;
  border-bottom: 1px solid #16233B;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .ct-tpl li:last-child {
  border-bottom: 0;
}

.page-contact .ct-tpl li::before {
  content: counter(ct-tpl, decimal-leading-zero);
  text-align: right;
  color: var(--blue-300);
  opacity: 0.55;
}

.page-contact .ct-tpl__copy {
  padding: 8px 16px;
  font-size: 13px;
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .ct-tpl__copy[data-state="copied"] {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-contact .ct-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: var(--lh-note);
  color: #C3CFE3;
  background: var(--ink-850);
  border: 1px solid var(--grid-700);
  border-radius: var(--radius);
}

.page-contact .ct-note--warn {
  border-left: 2px solid var(--alert-500);
  background: linear-gradient(90deg, rgba(255, 107, 61, 0.08), rgba(255, 107, 61, 0) 46%), var(--ink-850);
}

.page-contact .ct-note .tag {
  margin-right: 6px;
}

/* ---------- 服务范围 ---------- */

.page-contact .ct-scope {
  display: grid;
  gap: 26px;
  margin-top: 56px;
  padding-top: 34px;
  border-top: 1px solid var(--grid-700);
  align-items: start;
}

.page-contact .ct-scope__fig {
  margin: 0;
}

.page-contact .ct-scope__fig img {
  aspect-ratio: 900 / 520;
}

.page-contact .ct-scope__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--blue-300);
}

.page-contact .ct-scope__body p {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: var(--lh-body);
  color: #C3CFE3;
}

.page-contact .ct-scope__body a {
  color: var(--blue-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-scope__body a:hover {
  color: var(--blue-600);
}

.page-contact .ct-scope__kv {
  margin: 22px 0 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-scope__kv > div {
  padding: 14px 0;
  border-top: 1px dashed var(--grid-700);
}

.page-contact .ct-scope__kv > div:last-child {
  border-bottom: 1px dashed var(--grid-700);
}

.page-contact .ct-scope__kv dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
}

.page-contact .ct-scope__kv dd {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-400);
}

/* ---------- 不做的事 ---------- */

.page-contact .ct-reject {
  margin-top: 56px;
  padding-top: 34px;
  border-top: 1px solid var(--grid-700);
}

.page-contact .ct-reject__sub {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-400);
  max-width: 48ch;
}

.page-contact .ct-reject__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-reject__item {
  padding: 18px 0;
  border-top: 1px solid var(--grid-700);
}

.page-contact .ct-reject__item:last-child {
  border-bottom: 1px solid var(--grid-700);
}

.page-contact .ct-reject__t {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
}

.page-contact .ct-reject__d {
  margin: 0;
  font-size: 14px;
  line-height: var(--lh-body);
  color: var(--text-400);
}

.page-contact .ct-reject__d a {
  color: var(--blue-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-reject__d a:hover {
  color: var(--blue-600);
}

/* ---------- 桌面 ---------- */

@media (min-width: 900px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: clamp(28px, 5vw, 60px);
    align-items: start;
  }

  .page-contact .ct-scope {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-contact .ct-reject__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 3.4vw, 46px);
  }

  .page-contact .ct-reject__item:nth-child(1) {
    border-top: 1px solid var(--grid-700);
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-ledger {
    grid-template-columns: var(--ct-rail) minmax(0, 1fr);
  }

  .page-contact .ct-rail__inner {
    position: sticky;
    top: 118px;
  }
}

@media (max-width: 420px) {
  .page-contact .ct-check__item {
    grid-template-columns: 20px minmax(0, 1fr);
    gap: 11px;
  }

  .page-contact .ct-tpl {
    font-size: 12.5px;
  }

  .page-contact .ct-tpl li {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}