.page-contact {
  --ct-card-line: rgba(245, 241, 230, 0.22);
  --ct-soft-light: rgba(245, 241, 230, 0.82);
  background-color: var(--night);
  color: var(--score);
}

.page-contact .ct-hero__copy,
.page-contact .ct-form-col,
.page-contact .ct-aside,
.page-contact .ct-local__copy {
  min-width: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: 24px 0 56px;
  background-color: var(--night);
  background-image:
    linear-gradient(to right, rgba(245, 241, 230, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(245, 241, 230, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
  border-bottom: 2px solid var(--line-dark);
}

.page-contact .ct-hero__inner {
  display: grid;
  gap: 32px;
}

.page-contact .yb-breadcrumb {
  margin: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--sage);
}

.page-contact .yb-breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .yb-breadcrumb li + li::before {
  content: "/";
  margin: 0 8px;
  color: rgba(245, 241, 230, 0.34);
}

.page-contact .yb-breadcrumb a {
  color: var(--sage);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-contact .yb-breadcrumb a:hover {
  color: var(--score);
  border-bottom-color: var(--warn);
}

.page-contact .ct-hero .yb-kicker,
.page-contact .ct-channels .yb-kicker,
.page-contact .ct-form-sec .yb-kicker,
.page-contact .ct-local .yb-kicker {
  color: var(--warn);
}

.page-contact .ct-hero h1 {
  max-width: 22ch;
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 7.2vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.5px;
  color: var(--score);
}

.page-contact .ct-hero__lead {
  max-width: 52ch;
  margin: 0 0 30px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ct-soft-light);
}

.page-contact .ct-hero__facts {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 2px solid var(--line-dark);
}

.page-contact .ct-hero__facts li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(245, 241, 230, 0.76);
}

.page-contact .ct-hero__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--warn);
}

.page-contact .ct-hero__figure {
  margin: 0;
}

.page-contact .ct-hero__figure .yb-media {
  border: 2px solid var(--ct-card-line);
  background-color: var(--pitch);
  box-shadow: var(--shadow-hard);
}

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

.page-contact .ct-hero__cap {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--sage);
}

/* ---------- 通用段落头 ---------- */
.page-contact .ct-sec-head {
  max-width: 64ch;
  margin-bottom: 32px;
}

.page-contact .ct-sec-head h2,
.page-contact .ct-form-col h2,
.page-contact .ct-local h2,
.page-contact .ct-qa h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.6vw, 36px);
  line-height: 1.15;
  letter-spacing: -0.3px;
}

.page-contact .ct-sec-head__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 渠道总览 ---------- */
.page-contact .ct-channels {
  padding: 56px 0 64px;
  background-color: var(--pitch);
  color: var(--score);
  border-bottom: 8px solid var(--night);
}

.page-contact .ct-channels .ct-sec-head__note {
  color: rgba(245, 241, 230, 0.76);
}

.page-contact .ct-legend {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-legend__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 18px 22px;
  background-color: rgba(14, 27, 42, 0.42);
  border: 2px solid var(--ct-card-line);
  border-radius: var(--radius);
}

.page-contact .ct-legend__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 38px;
  height: 4px;
  background-color: var(--ref);
}

.page-contact .ct-legend__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--warn);
}

.page-contact .ct-legend__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--score);
}

.page-contact .ct-legend__val {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--warn);
  overflow-wrap: anywhere;
}

.page-contact .ct-legend__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(245, 241, 230, 0.72);
}

/* ---------- 按场景选通道 ---------- */
.page-contact .ct-routes {
  padding: 56px 0 64px;
  background-color: var(--score);
  color: var(--ink);
}

.page-contact .ct-routes .ct-sec-head__note {
  color: var(--ink-soft);
}

.page-contact .ct-routes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .ct-route {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  background-color: var(--score);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .ct-route h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .ct-route p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .ct-route__go {
  margin-top: auto;
  padding-top: 12px;
  border-top: 2px solid var(--line-light);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .ct-routes a,
.page-contact .ct-qa a {
  color: var(--wine);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-routes a:hover,
.page-contact .ct-qa a:hover {
  color: var(--ref);
}

/* ---------- 表单 ---------- */
.page-contact .ct-form-sec {
  padding: 56px 0 64px;
  background-color: var(--night);
  color: var(--score);
}

.page-contact .ct-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .ct-form-col h2 {
  color: var(--score);
}

.page-contact .ct-form-intro {
  max-width: 48ch;
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ct-soft-light);
}

.page-contact .ct-form {
  display: grid;
  gap: 18px;
  padding: 24px 20px 26px;
  background-color: var(--score);
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
}

.page-contact .ct-field {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  border: 0;
}

.page-contact .ct-field > label,
.page-contact .ct-field legend {
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-contact .ct-field input[type="text"],
.page-contact .ct-field textarea {
  width: 100%;
  max-width: 100%;
  padding: 11px 12px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background-color: #ffffff;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
}

.page-contact .ct-field textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .ct-field input[type="text"]:focus,
.page-contact .ct-field textarea:focus {
  outline: 2px solid var(--ref);
  outline-offset: 2px;
}

.page-contact .ct-field input[type="text"]:focus-visible,
.page-contact .ct-field textarea:focus-visible {
  outline: 2px solid var(--warn);
  outline-offset: 2px;
}

.page-contact .ct-radios {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .ct-radio {
  position: relative;
  display: inline-flex;
}

.page-contact .ct-radio input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
}

.page-contact .ct-radio span {
  display: inline-block;
  padding: 8px 14px;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--ink);
  background-color: #ffffff;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease;
}

.page-contact .ct-radio input:checked + span {
  background-color: var(--ref);
  border-color: var(--ref);
  color: #ffffff;
}

.page-contact .ct-radio input:focus-visible + span {
  outline: 2px solid var(--warn);
  outline-offset: 2px;
}

.page-contact .ct-form__foot {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 16px;
  border-top: 2px solid var(--line-light);
}

.page-contact .ct-form__tip {
  margin: 0;
  max-width: 36ch;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-contact .ct-aside {
  display: grid;
  gap: 18px;
}

.page-contact .ct-aside__figure {
  margin: 0;
  background-color: var(--pitch);
  border: 2px solid var(--ct-card-line);
}

.page-contact .ct-note {
  padding: 20px 18px;
  background-color: var(--pitch);
  border: 2px solid var(--ct-card-line);
  border-left: 8px solid var(--warn);
  border-radius: var(--radius);
}

.page-contact .ct-note__num {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--warn);
}

.page-contact .ct-note ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 241, 230, 0.8);
}

.page-contact .ct-note a {
  color: var(--warn);
}

/* ---------- 重庆本地 ---------- */
.page-contact .ct-local {
  padding: 56px 0 64px;
  background-color: var(--pitch);
  color: var(--score);
  border-top: 8px solid var(--night);
}

.page-contact .ct-local__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .ct-local h2 {
  color: var(--score);
}

.page-contact .ct-local__copy p {
  max-width: 52ch;
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ct-soft-light);
}

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

.page-contact .ct-local__map {
  margin: 0;
}

.page-contact .ct-map {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  background-color: rgba(14, 27, 42, 0.5);
  border: 2px solid var(--ct-card-line);
}

.page-contact .ct-local__map figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--sage);
}

/* ---------- 响应节奏 ---------- */
.page-contact .ct-sla {
  padding: 56px 0 64px;
  background-color: var(--score);
  color: var(--ink);
}

.page-contact .ct-sla .ct-sec-head__note {
  color: var(--ink-soft);
}

.page-contact .ct-sla__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-bottom: 2px solid var(--line-light);
}

.page-contact .ct-sla__list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 8px 16px;
  padding: 20px 0;
  border-top: 2px solid var(--line-light);
}

.page-contact .ct-sla__num {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ref);
}

.page-contact .ct-sla__list h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
}

.page-contact .ct-sla__list p {
  grid-column: 2;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 常见问题 ---------- */
.page-contact .ct-qa {
  padding: 8px 0 96px;
  background-color: var(--score);
  color: var(--ink);
}

.page-contact .ct-qa__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .ct-qa__head p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.page-contact .ct-qa details {
  background-color: #ffffff;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
}

.page-contact .ct-qa summary {
  display: grid;
  grid-template-columns: 1fr 22px;
  gap: 12px;
  align-items: center;
  padding: 16px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .ct-qa summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  text-align: center;
  color: var(--ref);
}

.page-contact .ct-qa details[open] summary {
  border-bottom: 2px solid var(--line-light);
}

.page-contact .ct-qa details[open] summary::after {
  content: "–";
}

.page-contact .ct-qa summary:focus-visible {
  outline: 2px solid var(--ref);
  outline-offset: -4px;
}

.page-contact .ct-qa details p {
  margin: 0;
  padding: 14px 16px 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-hero__lead {
    font-size: 17px;
  }

  .page-contact .ct-form {
    padding: 28px 26px 30px;
  }

  .page-contact .ct-form__foot {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

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

  .page-contact .ct-sla__list li {
    grid-template-columns: 56px 170px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .ct-sla__list p {
    grid-column: 3;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero {
    padding: 32px 0 72px;
  }

  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .ct-local__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 48px;
    align-items: center;
  }

  .page-contact .ct-qa__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 48px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-form-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-legend {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .ct-channels,
  .page-contact .ct-routes,
  .page-contact .ct-form-sec,
  .page-contact .ct-local,
  .page-contact .ct-sla {
    padding-top: 72px;
    padding-bottom: 80px;
  }

  .page-contact .ct-qa {
    padding-bottom: 120px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-radio span {
    transition: none;
  }
}