.page-contact {
  --ctc-gap: clamp(26px, 4.5vw, 54px);
  padding-bottom: clamp(56px, 9vw, 110px);
}

/* ---------- 首屏 ---------- */
.page-contact .ctc-hero {
  max-width: 780px;
  padding: clamp(32px, 6vw, 60px) 0 clamp(18px, 3vw, 30px);
}

.page-contact .ctc-hero h1 {
  margin: 12px 0 18px;
  font-size: clamp(34px, 7.2vw, 62px);
  line-height: 1.05;
  letter-spacing: -.025em;
  font-weight: 700;
  color: var(--mist);
}

.page-contact .ctc-hero-body {
  max-width: 620px;
}

.page-contact .ctc-hero-body .lead {
  margin: 0;
  color: var(--steel);
}

.page-contact .ctc-hero-fig {
  margin: 0 0 clamp(30px, 5vw, 54px);
}

/* ---------- 受理时段带 ---------- */
.page-contact .ctc-band {
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3.4vw, 32px);
  background:
    linear-gradient(100deg, rgba(63, 224, 206, .085), rgba(233, 161, 59, .055) 58%, rgba(233, 161, 59, 0) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ctc-band-h {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--amber);
  text-transform: uppercase;
}

.page-contact .ctc-band-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .ctc-band-seg {
  display: grid;
  grid-template-columns: 12px auto minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
}

.page-contact .ctc-lamp {
  align-self: center;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.page-contact .ctc-lamp--on {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(63, 224, 206, .14);
  animation: ctc-pulse 2.4s var(--ease) infinite;
}

.page-contact .ctc-lamp--off {
  background: var(--coral);
  box-shadow: 0 0 0 4px rgba(217, 112, 95, .13);
}

@keyframes ctc-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(63, 224, 206, .14); }
  50% { box-shadow: 0 0 0 8px rgba(63, 224, 206, .04); }
}

.page-contact .ctc-band-time {
  font-size: 15px;
  color: var(--mist);
  letter-spacing: .02em;
}

.page-contact .ctc-band-note {
  font-size: 14px;
  color: var(--steel);
  line-height: 1.5;
}

.page-contact .ctc-band-foot {
  margin: 18px 0 0;
  font-size: 12px;
  color: var(--steel);
  opacity: .8;
}

/* ---------- 双栏骨架 ---------- */
.page-contact .ctc-canvas {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ctc-gap);
  margin-top: clamp(34px, 6vw, 62px);
}

/* ---------- 联系信息卡片 ---------- */
.page-contact .ctc-card {
  position: relative;
  padding: 26px 22px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: var(--clip-cut);
}

.page-contact .ctc-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 62px;
  background: var(--amber);
}

.page-contact .ctc-card-k {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-contact .ctc-line {
  padding: 13px 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 6px;
}

.page-contact .ctc-line:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-contact .ctc-line-label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--steel);
}

.page-contact .ctc-line-val {
  font-size: clamp(12px, 3.2vw, 14px);
  line-height: 1.4;
  color: var(--cyan);
  word-break: break-all;
  overflow-wrap: anywhere;
}

.page-contact .ctc-card-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 右侧主列 ---------- */
.page-contact .ctc-main {
  display: grid;
  gap: clamp(34px, 5vw, 58px);
  min-width: 0;
}

.page-contact .ctc-sec {
  min-width: 0;
}

.page-contact .ctc-sec .h-sec {
  margin: 0 0 16px;
}

.page-contact .ctc-sec-body {
  max-width: 620px;
  margin-bottom: 22px;
}

.page-contact .ctc-sec-body p {
  margin: 0;
  color: var(--steel);
}

.page-contact .ctc-sec-h-small {
  margin: 0 0 16px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--mist);
}

/* ---------- 两步路径 ---------- */
.page-contact .ctc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ctc-step {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 0;
}

.page-contact .ctc-step + .ctc-step {
  position: relative;
  border-top: 1px solid var(--line);
}

.page-contact .ctc-step + .ctc-step::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 0;
  width: 1px;
  height: 44px;
  background: linear-gradient(180deg, var(--amber), rgba(233, 161, 59, 0));
  transform: skewX(-24deg);
  transform-origin: top center;
}

.page-contact .ctc-step-no {
  height: fit-content;
  padding: 6px 0;
  text-align: center;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--amber);
  background: var(--wash-amber);
  border: 1px solid rgba(233, 161, 59, .38);
  clip-path: var(--clip-sm);
}

.page-contact .ctc-step-body {
  min-width: 0;
}

.page-contact .ctc-step-body .h-sub {
  margin: 0 0 10px;
  color: var(--mist);
}

.page-contact .ctc-step-body p {
  margin: 0;
  color: var(--steel);
  max-width: 580px;
}

.page-contact .ctc-inline {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 12px;
  padding-bottom: 2px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 206, .35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ctc-inline:hover,
.page-contact .ctc-inline:focus-visible {
  color: var(--amber);
  border-bottom-color: rgba(233, 161, 59, .55);
}

.page-contact .ctc-path-fig {
  margin: 26px 0 0;
}

/* ---------- 邮件写法 ---------- */
.page-contact .ctc-formula {
  padding: 20px 22px;
  background: var(--ink-deep);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  clip-path: var(--clip-cut);
}

.page-contact .ctc-formula-tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 9px;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ink-deep);
  background: var(--cyan);
  clip-path: var(--clip-sm);
}

.page-contact .ctc-formula-eg {
  margin: 0 0 10px;
  font-size: clamp(13px, 3.4vw, 16px);
  line-height: 1.5;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .ctc-formula-demo {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line-strong);
  font-size: clamp(12px, 3.1vw, 14px);
  line-height: 1.5;
  color: var(--amber-soft);
  overflow-wrap: anywhere;
}

.page-contact .ctc-sub-gap {
  margin: 26px 0 12px;
  color: var(--mist);
}

.page-contact .ctc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ctc-list li {
  position: relative;
  padding: 12px 16px 12px 32px;
  background: var(--ink);
  font-size: 14px;
  line-height: 1.55;
  color: var(--steel);
}

.page-contact .ctc-list li::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 19px;
  width: 7px;
  height: 7px;
  background: var(--amber);
  clip-path: polygon(0 0, 100% 0, 0 100%);
}

/* ---------- 电话与地址 ---------- */
.page-contact .ctc-two {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .ctc-two-col {
  padding: 20px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: var(--clip-cut);
}

.page-contact .ctc-two-k {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
  overflow-wrap: anywhere;
}

.page-contact .ctc-two-col p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
  color: var(--steel);
}

/* ---------- 备案横条 ---------- */
.page-contact .ctc-sec--filing {
  padding: clamp(20px, 3vw, 28px) clamp(20px, 3vw, 28px);
  background: rgba(230, 237, 243, .045);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .ctc-filing {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .ctc-filing-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
}

.page-contact .ctc-filing-row dt {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--steel);
}

.page-contact .ctc-filing-row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--mist);
  overflow-wrap: anywhere;
}

/* ---------- 页尾入口 ---------- */
.page-contact .ctc-tails {
  margin-top: clamp(42px, 7vw, 76px);
}

.page-contact .ctc-tails-intro {
  max-width: 620px;
  margin: 0 0 24px;
}

.page-contact .ctc-tails-intro p {
  margin: 0;
  color: var(--steel);
}

.page-contact .ctc-tail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ctc-tail {
  display: grid;
  gap: 10px;
  padding: 24px 22px;
  background: var(--ink);
  text-decoration: none;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ctc-tail:hover,
.page-contact .ctc-tail:focus-visible {
  background: var(--panel);
  transform: translateY(-2px);
}

.page-contact .ctc-tail-k {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-contact .ctc-tail-t {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-contact .ctc-tail-d {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--steel);
}

.page-contact .ctc-tail-go {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-contact .ctc-tail:hover .ctc-tail-go,
.page-contact .ctc-tail:focus-visible .ctc-tail-go {
  color: var(--amber);
}

.page-contact .ctc-tails-foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .ctc-tails-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 206, .32);
}

.page-contact .ctc-tails-foot a:hover,
.page-contact .ctc-tails-foot a:focus-visible {
  color: var(--amber);
  border-bottom-color: rgba(233, 161, 59, .5);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .ctc-band-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 32px;
  }

  .page-contact .ctc-filing-row {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 760px) {
  .page-contact .ctc-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .ctc-tail-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-contact .ctc-canvas {
    grid-template-columns: 316px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 64px);
    align-items: start;
  }

  .page-contact .ctc-aside {
    position: sticky;
    top: 108px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ctc-lamp--on {
    animation: none;
  }

  .page-contact .ctc-tail:hover,
  .page-contact .ctc-tail:focus-visible {
    transform: none;
  }
}