.page-contact .ct-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-top {
  padding-top: clamp(22px, 3.6vw, 40px);
  padding-bottom: clamp(10px, 2vw, 18px);
  max-width: 940px;
}

.page-contact .ct-top h1 {
  margin: 14px 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(28px, 6vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact .ct-top__lead {
  max-width: 46ch;
  margin: 0;
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .ct-sec-title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--cyan);
}

.page-contact .ct-sec-title--sub {
  font-size: clamp(18px, 2.4vw, 22px);
  margin-bottom: 10px;
  border-left-color: var(--violet);
}

/* ---------- 服务台主体 ---------- */
.page-contact .ct-desk {
  padding-top: clamp(16px, 2.4vw, 24px);
}

.page-contact .ct-desk__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
}

.page-contact .ct-channels {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-channel {
  display: block;
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  box-shadow: inset 0 1px 0 rgba(232, 237, 245, 0.04), 0 8px 18px rgba(0, 0, 0, 0.35);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  border-color: var(--cyan);
  box-shadow: inset 0 1px 0 rgba(232, 237, 245, 0.06), 0 0 0 1px rgba(0, 240, 255, 0.16), 0 10px 22px rgba(0, 0, 0, 0.45);
}

.page-contact .ct-channel__k {
  display: block;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--text-mute);
  margin-bottom: 8px;
}

.page-contact .ct-channel__v {
  display: block;
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.45;
  font-weight: 700;
  color: var(--cyan);
  word-break: break-word;
  overflow-wrap: anywhere;
  text-decoration: none;
}

.page-contact a.ct-channel__v:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .ct-channel__d {
  margin: 10px 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 42ch;
}

.page-contact .ct-channel__act {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(0, 240, 255, 0.4);
  border-radius: var(--radius-s);
  font-size: var(--fs-14);
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.page-contact .ct-channel__act:hover,
.page-contact .ct-channel__act:focus-visible {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--cyan);
}

.page-contact .ct-channel__hint {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-s);
  background: var(--floor);
  font-size: var(--fs-12);
  color: var(--ok);
}

/* ---------- 时段条 ---------- */
.page-contact .ct-hours {
  margin-top: 16px;
  padding: 16px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--floor);
}

.page-contact .ct-hours__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.page-contact .ct-hours__title {
  font-size: var(--fs-14);
  font-weight: 700;
  color: var(--text);
}

.page-contact .ct-bar {
  display: flex;
  height: 14px;
  margin: 16px 0 8px;
  border-radius: var(--radius-s);
  overflow: hidden;
  background: var(--void);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .ct-bar__seg {
  display: block;
  height: 100%;
  transition: filter 180ms ease;
}

.page-contact .ct-bar__seg:hover {
  filter: brightness(1.25);
}

.page-contact .ct-bar__seg--off-l {
  flex: 10 1 0;
  background: #151B26;
}

.page-contact .ct-bar__seg--on {
  flex: 8 1 0;
  background: linear-gradient(90deg, var(--ok), var(--cyan));
  box-shadow: 0 0 14px rgba(43, 217, 166, 0.45);
}

.page-contact .ct-bar__seg--off-r {
  flex: 6 1 0;
  background: #151B26;
}

.page-contact .ct-bar__ticks {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-mute);
  letter-spacing: 0.02em;
}

.page-contact .ct-hours__note {
  margin: 12px 0 0;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 右栏 ---------- */
.page-contact .ct-media {
  margin: 0 0 24px;
}

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

.page-contact .ct-side-lead {
  margin: 0 0 18px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 44ch;
}

.page-contact .ct-steps {
  list-style: none;
  counter-reset: ctstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .ct-steps li {
  counter-increment: ctstep;
  position: relative;
  padding-left: 46px;
}

.page-contact .ct-steps li::before {
  content: counter(ctstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--void);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .ct-steps strong {
  display: block;
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.page-contact .ct-steps p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 响应时效 ---------- */
.page-contact .ct-sla__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--line);
  overflow: hidden;
}

.page-contact .ct-sla__cell {
  padding: 20px 18px;
  background: var(--panel);
}

.page-contact .ct-sla__num {
  display: inline-block;
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-contact .ct-sla__unit {
  display: inline-block;
  margin-left: 6px;
  font-size: var(--fs-14);
  color: var(--violet);
}

.page-contact .ct-sla__d {
  margin: 12px 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 问题分流 ---------- */
.page-contact .ct-flow-sec__head {
  margin-bottom: 22px;
}

.page-contact .ct-flow {
  display: grid;
  gap: 10px;
}

.page-contact .ct-flow__row {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.page-contact .ct-flow__row:hover {
  border-color: rgba(0, 240, 255, 0.45);
}

.page-contact .ct-flow__row[open] {
  border-color: rgba(0, 240, 255, 0.6);
  background: #131A25;
}

.page-contact .ct-flow__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.page-contact .ct-flow__sum::-webkit-details-marker {
  display: none;
}

.page-contact .ct-flow__sum:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-contact .ct-flow__type {
  flex: 1 1 auto;
  min-width: 0;
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--text);
}

.page-contact .ct-flow__row[open] .ct-flow__type {
  color: var(--cyan);
}

.page-contact .ct-flow__ch {
  flex: 0 0 auto;
  padding: 4px 11px;
  border: 1px solid rgba(255, 122, 69, 0.5);
  border-radius: 999px;
  font-size: var(--fs-12);
  color: var(--orange);
  white-space: nowrap;
}

.page-contact .ct-flow__chev {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-right: 4px;
  border-right: 2px solid var(--text-mute);
  border-bottom: 2px solid var(--text-mute);
  transform: rotate(45deg);
  transition: transform 180ms ease, border-color 180ms ease;
}

.page-contact .ct-flow__row[open] .ct-flow__chev {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}

.page-contact .ct-flow__body {
  padding: 0 16px 18px;
  border-top: 1px solid var(--line);
  margin-top: -1px;
  padding-top: 16px;
}

.page-contact .ct-flow__body p {
  margin: 0 0 12px;
  max-width: 52ch;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--text-dim);
}

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

.page-contact .ct-flow__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--warn);
}

.page-contact .ct-media--wide {
  margin: 24px 0 0;
}

/* ---------- 合作 ---------- */
.page-contact .ct-coop__inner {
  max-width: 680px;
  padding: 24px 20px 26px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  border-radius: var(--radius-m);
  background: linear-gradient(140deg, #151327 0%, var(--panel) 62%);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.4);
}

.page-contact .ct-coop__inner h2 {
  margin: 12px 0 14px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(20px, 2.8vw, 26px);
  line-height: 1.3;
  color: var(--text);
}

.page-contact .ct-coop__inner > p {
  margin: 0 0 18px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 46ch;
}

.page-contact .ct-coop__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-coop__list li {
  display: grid;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--text-dim);
}

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

.page-contact .ct-coop__list span {
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--violet);
}

/* ---------- 尾部 ---------- */
.page-contact .ct-tail__p {
  margin: 0;
  max-width: 52ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--text-dim);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-sla__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .ct-desk__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .ct-desk__col--side {
    margin-top: 48px;
  }

  .page-contact .ct-flow__sum {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 148px 20px;
    gap: 16px;
    padding: 16px 22px;
  }

  .page-contact .ct-flow__ch {
    justify-self: start;
  }

  .page-contact .ct-flow__chev {
    justify-self: end;
  }

  .page-contact .ct-flow__body {
    padding: 18px 22px 22px;
  }

  .page-contact .ct-coop__inner {
    padding: 32px 34px 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-channel__act,
  .page-contact .ct-flow__row,
  .page-contact .ct-flow__chev,
  .page-contact .ct-bar__seg {
    transition: none;
  }
}