.page-contact {
  --ct-gap: clamp(26px, 4vw, 46px);
  --ct-soft: rgba(19, 41, 63, 0.62);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(24px, 4vw, 42px) clamp(44px, 7vw, 82px);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -12% -6% 0 -12%;
  background:
    repeating-linear-gradient(0deg, rgba(169, 188, 205, 0.055) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(90deg, rgba(169, 188, 205, 0.055) 0 1px, transparent 1px 46px),
    var(--panel);
  clip-path: polygon(0 0, 78% 0, 58% 100%, 0 100%);
}

.page-contact .ct-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-hero h1 {
  margin: 10px 0 0;
  font-size: clamp(46px, 10vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--warm);
}

.page-contact .ct-hero .lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(16px, 2.4vw, 18px);
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .ct-hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-contact .ct-now {
  display: grid;
  gap: 10px;
  padding: clamp(18px, 3vw, 24px);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius-card);
  background: var(--ink);
}

.page-contact .ct-now .mono {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-contact .ct-now strong {
  display: block;
  font-size: 19px;
  line-height: 1.35;
  color: var(--warm);
}

.page-contact .ct-now p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 通用小节标题 ---------- */
.page-contact .ct-section-head {
  display: grid;
  gap: 10px;
  max-width: 40em;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .ct-section-head h2 {
  margin: 0;
  font-size: clamp(26px, 4.6vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-contact .ct-section-head .lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 双栏对照 ---------- */
.page-contact .ct-split {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-col {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
}

.page-contact .ct-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

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

/* ---------- 渠道卡 ---------- */
.page-contact .ct-channel {
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.page-contact .ct-channel--mail {
  border-left: 3px solid var(--orange);
}

.page-contact .ct-channel--phone {
  border-left: 3px solid var(--mint);
}

.page-contact .ct-channel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .ct-channel-head h3 {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 22px);
  line-height: 1.3;
  color: var(--warm);
}

.page-contact .ct-address {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.8vw, 19px);
  letter-spacing: 0.04em;
  word-break: break-all;
  color: var(--mint);
}

.page-contact .ct-address--phone {
  color: var(--orange);
}

.page-contact .ct-channel-note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .ct-taglist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-taglist li {
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  font-size: 13px;
  line-height: 1.4;
  color: var(--steel);
}

.page-contact .ct-back {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.65;
  color: var(--steel);
}

/* ---------- 来信写法 ---------- */
.page-contact .ct-write,
.page-contact .ct-rhythm {
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--ct-soft);
  min-width: 0;
}

.page-contact .ct-write h2,
.page-contact .ct-rhythm h2 {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 28px);
  line-height: 1.2;
  color: var(--warm);
}

.page-contact .ct-write > p,
.page-contact .ct-rhythm > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

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

.page-contact .ct-steps li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--ink);
}

.page-contact .ct-step-num {
  padding-top: 2px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-contact .ct-steps strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  line-height: 1.4;
  color: var(--warm);
}

.page-contact .ct-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .ct-figure--write {
  margin-top: 4px;
}

/* ---------- 回复节奏时间线 ---------- */
.page-contact .ct-timeline {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-timeline li {
  position: relative;
  padding: 0 0 20px 26px;
}

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

.page-contact .ct-timeline li::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 106, 43, 0.14);
}

.page-contact .ct-timeline li::after {
  content: "";
  position: absolute;
  top: 22px;
  bottom: 2px;
  left: 4.5px;
  width: 1px;
  background: linear-gradient(var(--line-strong), rgba(169, 188, 205, 0.06));
}

.page-contact .ct-timeline li:last-child::after {
  display: none;
}

.page-contact .ct-timeline strong {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
  color: var(--mint);
}

.page-contact .ct-timeline p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .ct-smalllinks {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .ct-smalllinks a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--mint-line);
}

/* ---------- 常见来信四类 ---------- */
.page-contact .ct-case-grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-case {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(18px, 3vw, 24px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--ct-soft);
  min-width: 0;
}

.page-contact .ct-case-num {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background: var(--orange);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
}

.page-contact .ct-case h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
  color: var(--warm);
}

.page-contact .ct-case > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .ct-case-need {
  padding-top: 10px;
  border-top: 1px dashed var(--line-strong);
  font-size: 14px;
  line-height: 1.7;
  color: var(--warm);
}

.page-contact .ct-case-need .mono {
  margin-right: 8px;
  color: var(--mint);
  font-size: 12px;
  letter-spacing: 0.08em;
}

/* ---------- 地址与备案 ---------- */
.page-contact .ct-visit {
  color: var(--ink);
}

.page-contact .ct-visit-inner {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-visit-intro h2 {
  margin: 10px 0 12px;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .ct-visit-intro .eyebrow {
  color: var(--clay);
}

.page-contact .ct-visit-intro p {
  margin: 0;
  max-width: 30em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(11, 27, 43, 0.72);
}

.page-contact .ct-facts {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: 1px solid rgba(11, 27, 43, 0.18);
}

.page-contact .ct-facts > div {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(11, 27, 43, 0.18);
}

.page-contact .ct-facts dt {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(11, 27, 43, 0.6);
}

.page-contact .ct-facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 底部导流 ---------- */
.page-contact .ct-outro {
  padding-block: clamp(42px, 6vw, 74px);
}

.page-contact .ct-outro-inner {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.page-contact .ct-outro-inner h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.2;
  color: var(--warm);
}

.page-contact .ct-outro-inner p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .ct-outro-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 断点 ---------- */
@media (max-width: 860px) {
  .page-contact .ct-hero::before {
    inset: -8%;
    clip-path: none;
  }
}

@media (min-width: 560px) {
  .page-contact .ct-facts > div {
    grid-template-columns: 8.5em minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

@media (min-width: 720px) {
  .page-contact .ct-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 860px) {
  .page-contact .ct-visit-inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .ct-outro-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-case,
  .page-contact .ct-outro-inner {
    transition: none;
  }
}