.page-contact {
  --ct-gap: clamp(20px, 4vw, 56px);
  --ct-pad-y: clamp(56px, 9vw, 120px);
  --ct-radius: 18px;
  display: block;
  overflow-x: clip;
  color: var(--paper);
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(24px, 4vw, 44px);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}
.page-contact .ct-crumb a {
  color: var(--mist);
  text-decoration: none;
  transition: color 120ms var(--ease);
}
.page-contact .ct-crumb a:hover { color: var(--accent); }
.page-contact .ct-crumb span[aria-hidden] { color: var(--ink-700); }

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: clamp(32px, 6vw, 80px);
}
.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
  align-items: start;
}
.page-contact .ct-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 6.2vw, 58px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 14px 0 20px;
  max-width: 15em;
}
.page-contact .ct-hero .ct-hero__lead {
  max-width: 34em;
  color: var(--mist);
  font-size: 17px;
  line-height: 1.75;
  margin: 0;
}

/* 邮箱 / 电话 大字块 */
.page-contact .ct-keys {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  margin-top: clamp(32px, 5vw, 52px);
}
.page-contact .ct-key {
  position: relative;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.page-contact .ct-key::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 54px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.page-contact .ct-key__tag {
  display: block;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
  margin-bottom: 12px;
}
.page-contact .ct-key__value {
  margin: 0;
  font-family: var(--font-data);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  line-height: 1.06;
  overflow-wrap: anywhere;
}
.page-contact .ct-key--mail .ct-key__value {
  font-size: clamp(17px, 3.6vw, 30px);
  color: var(--paper);
}
.page-contact .ct-key--phone .ct-key__value {
  font-size: clamp(32px, 8vw, 64px);
  color: var(--accent);
}

/* 右侧窄栏 */
.page-contact .ct-hero__side {
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--ct-radius);
}
.page-contact .ct-side__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.35;
  color: var(--paper);
  margin: 12px 0 18px;
}
.page-contact .ct-side__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-contact .ct-side__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}
.page-contact .ct-side__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}
.page-contact .ct-side__foot {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* 首屏横幅图 */
.page-contact .ct-banner {
  margin: clamp(40px, 7vw, 84px) 0 0;
}
.page-contact .ct-banner img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--ct-radius);
}

/* ---------- 章节共用头部 ---------- */
.page-contact .ct-section-head {
  max-width: 40em;
  margin-bottom: clamp(30px, 5vw, 56px);
}
.page-contact .ct-section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 12px 0 14px;
}
.page-contact .ct-section-sub {
  margin: 0;
  max-width: 32em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 渠道分流 ---------- */
.page-contact .ct-routes {
  padding-top: var(--ct-pad-y);
}
.page-contact .ct-route-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .ct-route {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  grid-template-areas:
    "idx title"
    "idx desc"
    "idx chan";
  column-gap: 18px;
  row-gap: 12px;
  padding: clamp(24px, 3.4vw, 38px) 0;
  border-top: 1px solid var(--line);
  transition: background-color 120ms var(--ease), box-shadow 120ms var(--ease);
}
.page-contact .ct-route:last-child {
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-route__idx {
  grid-area: idx;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 26px;
  line-height: 1;
  padding-top: 4px;
  color: var(--ink-700);
}
.page-contact .ct-route__title {
  grid-area: title;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper);
}
.page-contact .ct-route__title::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.page-contact .ct-route--access .ct-route__title::before { background: var(--flag-green); }
.page-contact .ct-route--data .ct-route__title::before { background: var(--flag-blue); }
.page-contact .ct-route--partner .ct-route__title::before { background: var(--accent); }
.page-contact .ct-route__desc {
  grid-area: desc;
  margin: 0;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}
.page-contact .ct-route__chan {
  grid-area: chan;
  justify-self: start;
  margin: 0;
  padding: 6px 13px;
  border: 1px solid var(--ink-700);
  border-radius: 999px;
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--mist);
}
.page-contact .ct-route__chan strong {
  color: var(--accent);
  font-weight: 600;
}
@media (hover: hover) {
  .page-contact .ct-route:hover {
    background-color: rgba(16, 30, 66, .55);
    box-shadow: inset 3px 0 0 var(--accent);
  }
}

/* ---------- 提交要点 ---------- */
.page-contact .ct-brief {
  padding-top: var(--ct-pad-y);
}
.page-contact .ct-brief__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.page-contact .ct-brief__text h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 12px 0 16px;
}
.page-contact .ct-brief__lead {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}
.page-contact .ct-brief__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  max-width: 36em;
}
.page-contact .ct-brief__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--mist);
}
.page-contact .ct-brief__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--flag-blue);
}
.page-contact .ct-brief__list strong {
  color: var(--paper);
  font-weight: 600;
}
.page-contact .ct-brief__foot {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  max-width: 34em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}
.page-contact .ct-brief__foot a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-700);
  transition: border-color 120ms var(--ease);
}
.page-contact .ct-brief__foot a:hover { border-color: var(--accent); }
.page-contact .ct-brief__figure {
  margin: 0;
  position: relative;
}
.page-contact .ct-brief__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--ct-radius);
}

/* ---------- 回复节奏 ---------- */
.page-contact .ct-cadence {
  padding-top: var(--ct-pad-y);
}
.page-contact .ct-sla {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .ct-sla__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: clamp(22px, 3vw, 34px) 0;
  border-top: 1px solid var(--line);
}
.page-contact .ct-sla__row:last-child {
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-sla__key {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 32px);
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.page-contact .ct-sla__body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
}
.page-contact .ct-sla__body p {
  margin: 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 所在地 ---------- */
.page-contact .ct-place {
  padding-top: var(--ct-pad-y);
  padding-bottom: var(--ct-pad-y);
}
.page-contact .ct-place__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 60px);
  align-items: end;
}
.page-contact .ct-place__text h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 12px 0 18px;
}
.page-contact .ct-place__text p {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}
.page-contact .ct-place__text p:last-child { margin-bottom: 0; }
.page-contact .ct-place__addr {
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--ct-radius);
  background: linear-gradient(158deg, var(--ink-800), var(--ink-900) 78%);
  border: 1px solid var(--line);
}
.page-contact .ct-place__label {
  display: block;
  margin-bottom: 12px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mist);
}
.page-contact .ct-place__value {
  margin: 0;
  font-family: var(--font-data);
  font-size: clamp(16px, 2.1vw, 20px);
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}
.page-contact .ct-place__hint {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 页面收尾 ---------- */
.page-contact .ct-tail {
  padding-top: clamp(28px, 4vw, 44px);
  padding-bottom: clamp(40px, 6vw, 68px);
  display: grid;
  gap: 12px;
}
.page-contact .ct-tail__note {
  margin: 0;
  max-width: 56em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}
.page-contact .ct-tail__note a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-700);
  transition: color 120ms var(--ease), border-color 120ms var(--ease);
}
.page-contact .ct-tail__note a:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.page-contact .ct-band {
  margin-top: 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-sla__row {
    grid-template-columns: minmax(150px, 220px) minmax(0, 1fr);
    column-gap: clamp(24px, 4vw, 56px);
    align-items: baseline;
  }
  .page-contact .ct-route {
    grid-template-columns: 3.4rem minmax(0, 1fr);
    column-gap: 26px;
  }
  .page-contact .ct-route__idx { font-size: 32px; }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
    column-gap: clamp(36px, 5vw, 80px);
  }
  .page-contact .ct-place__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }
}

@media (min-width: 980px) {
  .page-contact .ct-brief__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-route,
  .page-contact .ct-crumb a,
  .page-contact .ct-tail__note a {
    transition: none;
  }
}