.page-contact {
  --ct-gap: clamp(1.25rem, 3vw, 2.5rem);
  --ct-pad: clamp(1.1rem, 2.6vw, 1.75rem);
  position: relative;
  color: var(--paper);
  overflow-x: clip;
}

.page-contact .breadcrumb {
  margin-bottom: clamp(0.9rem, 2.4vw, 1.5rem);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding-block: clamp(0.5rem, 2vw, 1.25rem) clamp(1.75rem, 4.5vw, 3rem);
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(53, 242, 208, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 242, 208, 0.07) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(ellipse at 12% 0%, #000 0%, transparent 68%);
  mask-image: radial-gradient(ellipse at 12% 0%, #000 0%, transparent 68%);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  display: grid;
  gap: var(--ct-gap);
  align-items: end;
}

.page-contact .ct-hero__kicker {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .ct-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.3rem, 8vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .ct-hero__lead {
  margin: 1.1rem 0 0;
  max-width: 46ch;
  font-size: clamp(0.98rem, 2.4vw, 1.08rem);
  line-height: 1.85;
  color: var(--paper-2);
}

.page-contact .ct-hero__facts {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  max-width: 30rem;
}

.page-contact .ct-hero__facts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.35rem 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-hero__facts span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-contact .ct-hero__facts strong {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

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

.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-contact .ct-hero__signal {
  grid-column: 1 / -1;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--orange) 0%, rgba(255, 122, 26, 0.45) 34%, rgba(255, 122, 26, 0) 88%);
  box-shadow: 0 0 16px rgba(255, 122, 26, 0.45);
}

/* ---------- 主框架 ---------- */
.page-contact .ct-frame {
  display: grid;
  gap: var(--ct-gap);
  padding-block: clamp(1.5rem, 4vw, 2.5rem) clamp(3rem, 7vw, 5.5rem);
}

/* ---------- 左侧信息卡 ---------- */
.page-contact .ct-card {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(165deg, var(--ink-800) 0%, var(--ink-900) 72%);
  box-shadow: var(--shadow-sm), inset 0 0 0 1px rgba(53, 242, 208, 0.05);
  padding: var(--ct-pad);
}

.page-contact .ct-card__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .ct-card__title {
  margin: 0.35rem 0 1rem;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .ct-field {
  padding-block: 0.8rem;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-field__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-contact .ct-field__value {
  display: block;
  margin-top: 0.3rem;
  font-family: var(--font-mono);
  font-size: clamp(0.92rem, 2.4vw, 1.02rem);
  line-height: 1.55;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .ct-card__note {
  margin: 1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--line-soft);
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--paper-2);
}

/* ---------- 右侧内容列 ---------- */
.page-contact .ct-body {
  display: grid;
  min-width: 0;
}

.page-contact .ct-section {
  padding-block: clamp(1.5rem, 3.6vw, 2.4rem);
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .ct-section__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}

.page-contact .ct-section__index {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.3rem);
  line-height: 1;
  color: var(--orange);
  opacity: 0.9;
}

.page-contact .ct-section__title {
  margin: 0;
  font-size: clamp(1.12rem, 2.7vw, 1.5rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .ct-section__lead {
  margin: 0 0 1.1rem;
  max-width: 68ch;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--paper-2);
}

.page-contact .ct-section a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-contact .ct-section a:hover {
  color: var(--paper);
}

/* ---------- 通道 ---------- */
.page-contact .ct-channels {
  display: grid;
  gap: 0.85rem;
}

.page-contact .ct-channel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  padding: 1rem 1.1rem;
  transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  background: var(--ink-700);
}

.page-contact .ct-channel__name {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .ct-channel__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--paper-2);
}

/* ---------- 图片 ---------- */
.page-contact .ct-figure {
  margin: 1.25rem 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
}

.page-contact .ct-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-contact .ct-figure .media-frame__caption {
  display: block;
  padding: 0.7rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--silver);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 提示列表 ---------- */
.page-contact .ct-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-contact .ct-notes li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--paper-2);
}

.page-contact .ct-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
}

/* ---------- 合作方向 ---------- */
.page-contact .ct-tracks {
  display: grid;
  gap: 0.85rem;
}

.page-contact .ct-track {
  border-left: 2px solid var(--line-strong);
  padding: 0.15rem 0 0.15rem 1rem;
}

.page-contact .ct-track p {
  margin: 0.5rem 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--paper-2);
}

/* ---------- 地址 ---------- */
.page-contact .ct-address {
  margin: 0;
  padding: 0.9rem 1.1rem;
  border-left: 2px solid var(--orange);
  background: var(--ink-800);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 2.6vw, 1.05rem);
  line-height: 1.7;
  color: var(--paper);
}

/* ---------- 场景 ---------- */
.page-contact .ct-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .ct-scene {
  display: grid;
  gap: 0.2rem;
  padding-block: 0.9rem;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-scene:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .ct-scene__name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--paper);
}

.page-contact .ct-scene__desc {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--paper-2);
}

/* ---------- 清单 ---------- */
.page-contact .ct-checklist {
  list-style: none;
  counter-reset: ctlist;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-contact .ct-checklist li {
  position: relative;
  counter-increment: ctlist;
  padding-left: 2.5rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--paper-2);
}

.page-contact .ct-checklist li::before {
  content: counter(ctlist, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.28em;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.1rem 0.32rem;
}

/* ---------- 底部提示条 ---------- */
.page-contact .ct-strip {
  margin-top: clamp(1.4rem, 3.5vw, 2.2rem);
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-contact .ct-strip__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--paper-2);
}

.page-contact .ct-strip__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ---------- 焦点 ---------- */
.page-contact a:focus-visible,
.page-contact .ct-channel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px rgba(255, 209, 102, 0.3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-channels {
    grid-template-columns: 1fr 1fr;
  }

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

@media (min-width: 880px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    column-gap: clamp(1.5rem, 3.5vw, 3rem);
  }

  .page-contact .ct-hero__copy {
    padding-bottom: 0.5rem;
  }

  .page-contact .ct-scene {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-frame {
    grid-template-columns: minmax(250px, 320px) minmax(0, 1fr);
    column-gap: clamp(1.75rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-contact .ct-card {
    position: sticky;
    top: 1.5rem;
  }

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

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

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-within {
    transform: none;
  }
}