.page-contact {
  background: var(--ink-900);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact .ct-shell {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(18px, 3vw, 34px) var(--gutter) clamp(56px, 8vw, 104px);
}

/* ---------- 通用排版 ---------- */

.page-contact .ct-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--violet);
  margin: 0 0 8px;
}

.page-contact .ct-kicker::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
  flex: none;
}

.page-contact .ct-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 6px;
}

.page-contact .ct-lede {
  max-width: 34em;
  font-size: clamp(14px, 1.1vw, 16px);
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

.page-contact .ct-lede a,
.page-contact .ct-prep-item a,
.page-contact .ct-faq-more a,
.page-contact .ct-closing-legal a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 207, 0.4);
}

.page-contact .ct-lede a:hover,
.page-contact .ct-prep-item a:hover,
.page-contact .ct-faq-more a:hover,
.page-contact .ct-closing-legal a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏拼贴 ---------- */

.page-contact .ct-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: clamp(14px, 2vw, 26px);
}

.page-contact .ct-hero-lead,
.page-contact .ct-hero-stat,
.page-contact .ct-hero-note {
  padding: clamp(20px, 3vw, 38px);
  background: var(--ink-900);
}

.page-contact .ct-hero-lead h1 {
  font-size: clamp(29px, 5vw, 52px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  max-width: 12em;
  color: var(--text);
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .ct-hero-stat {
  position: relative;
  background: var(--ink-800);
  overflow: hidden;
}

.page-contact .ct-hero-stat::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 100% 0%, rgba(108, 59, 255, 0.24), transparent 62%);
  pointer-events: none;
}

.page-contact .ct-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(62px, 13vw, 100px);
  font-weight: 700;
  line-height: 0.85;
  letter-spacing: -0.05em;
  color: var(--cyan);
  position: relative;
  z-index: 1;
}

.page-contact .ct-stat-unit {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-top: 12px;
  position: relative;
  z-index: 1;
}

.page-contact .ct-stat-note {
  position: relative;
  z-index: 1;
  margin: 14px 0 0;
  font-size: 13.5px;
  color: var(--muted);
  max-width: 26em;
}

.page-contact .ct-hero-note {
  background: var(--ink-700);
}

.page-contact .ct-note-value {
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 26px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--text);
}

.page-contact .ct-note-sub {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 分区骨架 ---------- */

.page-contact .ct-section {
  margin-top: clamp(48px, 7vw, 92px);
  padding-top: clamp(26px, 4vw, 46px);
  border-top: 1px solid var(--line);
}

.page-contact .ct-head {
  margin-bottom: clamp(20px, 2.6vw, 30px);
}

.page-contact .ct-head h2 {
  font-size: clamp(22px, 3.2vw, 38px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  max-width: 22em;
  color: var(--text);
}

/* ---------- 01 需求准备 ---------- */

.page-contact .ct-prep {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .ct-prep-item {
  background: var(--ink-800);
  padding: clamp(18px, 2.2vw, 26px);
  min-width: 0;
}

.page-contact .ct-prep-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--violet);
}

.page-contact .ct-prep-item h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 10px 0 8px;
  color: var(--text);
}

.page-contact .ct-prep-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 02 合作方式 ---------- */

.page-contact .ct-plans {
  display: grid;
  gap: 16px;
}

.page-contact .ct-plan {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  padding: clamp(20px, 2.4vw, 30px);
  min-width: 0;
}

.page-contact .ct-plan--primary {
  border-color: var(--violet);
  box-shadow: inset 0 0 0 1px rgba(108, 59, 255, 0.35), 0 22px 52px -34px rgba(108, 59, 255, 0.95);
}

.page-contact .ct-plan--flat {
  background: transparent;
  border-style: dashed;
}

.page-contact .ct-plan-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 3px 9px;
}

.page-contact .ct-plan--primary .ct-plan-badge {
  color: var(--cyan);
  border-color: rgba(0, 229, 207, 0.45);
}

.page-contact .ct-plan h3 {
  margin: 0;
  font-size: clamp(18px, 1.7vw, 22px);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .ct-plan-desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-spec {
  display: grid;
  gap: 10px;
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-spec > div {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.page-contact .ct-spec dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .ct-spec dd {
  margin: 0;
  font-size: 13px;
  color: var(--text);
}

/* ---------- 03 询价 ---------- */

.page-contact .ct-quote-grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

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

.page-contact .ct-step {
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  border-radius: var(--radius);
  background: var(--ink-800);
  padding: clamp(16px, 2vw, 24px);
  min-width: 0;
}

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

.page-contact .ct-step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--ink-900);
  background: var(--cyan);
  border-radius: var(--radius-sm);
  padding: 3px 7px;
  flex: none;
}

.page-contact .ct-step-head h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .ct-step-hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .ct-hint {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-options {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.page-contact .ct-opt {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.015);
  padding: 10px 12px;
  font-size: 13.5px;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-opt:hover {
  border-color: var(--violet-deep);
}

.page-contact .ct-opt:focus-within {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(0, 229, 207, 0.22);
}

.page-contact .ct-opt input {
  flex: none;
  width: 15px;
  height: 15px;
  margin: 0;
  accent-color: var(--cyan);
}

.page-contact .ct-opt input:checked + span {
  color: var(--cyan);
}

.page-contact .ct-field {
  display: block;
  margin-top: 14px;
}

.page-contact .ct-field-row {
  display: grid;
  gap: 0 14px;
}

.page-contact .ct-input {
  width: 100%;
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  padding: 11px 13px;
}

.page-contact .ct-input::placeholder {
  color: #5c5972;
}

.page-contact .ct-input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(0, 229, 207, 0.2);
}

/* 需求摘要 */

.page-contact .ct-summary {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--ink-900);
  padding: clamp(16px, 2vw, 22px);
}

.page-contact .ct-summary-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.page-contact .ct-summary-text {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--cyan);
  margin: 10px 0 8px;
  word-break: break-word;
}

.page-contact .ct-summary-note {
  margin: 0;
  font-size: 12.5px;
  color: var(--muted);
}

.page-contact .ct-copy,
.page-contact .ct-copy-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-copy:hover,
.page-contact .ct-copy-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0, 229, 207, 0.06);
}

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

/* 侧栏 */

.page-contact .ct-quote-aside {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .ct-quote-figure,
.page-contact .ct-net-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-contact .ct-aside-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-700);
  padding: clamp(16px, 2vw, 22px);
}

.page-contact .ct-aside-card p:last-child {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 04 服务网点 ---------- */

.page-contact .ct-net-grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

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

.page-contact .ct-net-item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 2px 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  min-width: 0;
}

.page-contact .ct-net-code {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .ct-net-region {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.page-contact .ct-net-duty {
  font-size: 12.5px;
  color: var(--muted);
}

/* ---------- 05 联系渠道 ---------- */

.page-contact .ct-channels {
  display: grid;
  gap: 16px;
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  padding: clamp(18px, 2.2vw, 26px);
  min-width: 0;
}

.page-contact .ct-channel-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.5;
  color: var(--text);
  word-break: break-word;
}

.page-contact .ct-channel-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-copy-btn {
  margin-top: auto;
}

/* ---------- 06 常见顾虑 ---------- */

.page-contact .ct-faq {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .ct-faq-item {
  background: var(--ink-900);
  padding: clamp(18px, 2.2vw, 26px);
  min-width: 0;
}

.page-contact .ct-faq-item h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-contact .ct-faq-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-faq-more {
  margin: 16px 0 0;
  font-size: 13.5px;
  color: var(--muted);
}

/* ---------- 收口 ---------- */

.page-contact .ct-closing {
  margin-top: clamp(48px, 6vw, 78px);
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--violet);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(108, 59, 255, 0.18), rgba(7, 7, 12, 0.92) 64%);
  display: grid;
  gap: 18px;
}

.page-contact .ct-closing-text {
  margin: 0;
  font-size: clamp(17px, 1.9vw, 23px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--text);
  max-width: 26em;
}

.page-contact .ct-closing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-closing-legal {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-contact .ct-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-contact .ct-field-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-net-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

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

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

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

@media (min-width: 900px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    grid-template-rows: auto auto;
  }

  .page-contact .ct-hero-lead {
    grid-row: 1 / span 2;
  }

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

  .page-contact .ct-closing {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-contact .ct-quote-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-net-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-prep {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-opt,
  .page-contact .ct-copy,
  .page-contact .ct-copy-btn {
    transition: none;
  }
}