.page-contact {
  background: var(--ink-950);
  color: var(--text-body);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding-block: clamp(18px, 3.6vw, 40px) clamp(28px, 5vw, 60px);
  background:
    radial-gradient(120% 82% at 92% -12%, rgba(53, 242, 208, 0.14), transparent 62%),
    linear-gradient(115deg, rgba(255, 106, 43, 0.13) 0%, rgba(255, 106, 43, 0) 48%);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(38%, 340px);
  height: clamp(80px, 15vw, 180px);
  background: linear-gradient(135deg, rgba(255, 106, 43, 0.85), rgba(255, 106, 43, 0));
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  opacity: 0.32;
  pointer-events: none;
}

.page-contact .ct-crumb {
  position: relative;
  margin-bottom: clamp(16px, 2.8vw, 30px);
}

.page-contact .ct-hero h1 {
  position: relative;
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(31px, 6.4vw, 68px);
  line-height: 1.06;
  letter-spacing: -0.012em;
  color: var(--text-strong);
  max-width: 19ch;
}

.page-contact .ct-hero__intro {
  position: relative;
  margin: 0;
  max-width: 64ch;
  font-size: clamp(16px, 0.5vw + 14px, 18px);
  line-height: 1.8;
  color: var(--text-body);
}

.page-contact .ct-hero__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 联系大卡 ---------- */
.page-contact .ct-channels {
  padding-block: clamp(24px, 4vw, 44px) clamp(30px, 5vw, 64px);
}

.page-contact .ct-frame {
  position: relative;
  border: 1px dashed var(--line-cool);
  background: linear-gradient(180deg, rgba(14, 36, 64, 0.94), rgba(6, 20, 38, 0.94));
  padding: clamp(20px, 3.2vw, 40px);
}

.page-contact .ct-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line-cool) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-cool) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: 0.2;
  pointer-events: none;
}

.page-contact .ct-frame__corner {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--cyan);
  z-index: 2;
}

.page-contact .ct-frame__corner--tl { top: -5px; left: -5px; }
.page-contact .ct-frame__corner--tr { top: -5px; right: -5px; }
.page-contact .ct-frame__corner--bl { bottom: -5px; left: -5px; }
.page-contact .ct-frame__corner--br { bottom: -5px; right: -5px; }

.page-contact .ct-frame__body {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 38px);
  align-items: start;
}

.page-contact .ct-frame h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-strong);
}

.page-contact .ct-frame__text > p {
  margin: 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-contact .ct-channels__list {
  list-style: none;
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .ct-channel {
  border-left: 2px solid var(--cyan);
  padding-left: 14px;
}

.page-contact .ct-channel__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .ct-channel__val {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: clamp(16px, 0.6vw + 14px, 20px);
  line-height: 1.45;
  color: var(--text-strong);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-contact a.ct-channel__val:hover {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .ct-channel__note {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-quiet);
}

.page-contact .ct-frame__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-cool);
}

.page-contact .ct-frame__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-contact .ct-frame__foot {
  position: relative;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-cool);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-quiet);
}

/* ---------- 三类合作 ---------- */
.page-contact .ct-directions {
  padding-block: clamp(34px, 5.6vw, 76px);
  border-top: 1px solid var(--line-cool);
}

.page-contact .ct-dir-grid {
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .ct-dir {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.4vw, 28px);
  padding-top: calc(clamp(20px, 2.4vw, 28px) + 8px);
  overflow: hidden;
}

.page-contact .ct-dir::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent, var(--cyan));
}

.page-contact .ct-dir--a { --accent: var(--cyan); }
.page-contact .ct-dir--b { --accent: var(--orange); }
.page-contact .ct-dir--c { --accent: var(--grass-500); }

.page-contact .ct-dir__num {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 42px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: rgba(244, 239, 226, 0.16);
}

.page-contact .ct-dir .panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 1.6vw, 24px);
  color: var(--text-strong);
}

.page-contact .ct-dir__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-contact .ct-dir__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .ct-dir__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-quiet);
}

.page-contact .ct-dir__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 2px;
  background: var(--accent, var(--cyan));
}

/* ---------- 合作流程 ---------- */
.page-contact .ct-process {
  padding-block: clamp(34px, 5.6vw, 76px);
  border-top: 1px solid var(--line-cool);
  background: linear-gradient(180deg, rgba(11, 91, 60, 0.16), rgba(6, 20, 38, 0) 42%);
}

.page-contact .ct-stage-strip {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 clamp(24px, 3.4vw, 40px);
  padding: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(148px, 1fr);
  gap: 1px;
  background: var(--line-cool);
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.page-contact .ct-stage-strip li {
  background: var(--ink-900);
}

.page-contact .ct-stage-strip a {
  display: grid;
  align-content: center;
  gap: 10px;
  min-height: 108px;
  padding: 18px 16px;
  text-decoration: none;
  transition: background 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .ct-stage-strip a:hover {
  background: var(--ink-850);
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-contact .ct-stage-strip a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .ct-stage-num {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--orange);
}

.page-contact .ct-stage-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--text-strong);
}

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

.page-contact .ct-stage-item {
  scroll-margin-top: 96px;
  padding-left: 16px;
  border-left: 2px solid var(--line-cyan);
}

.page-contact .ct-stage-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
  color: var(--text-strong);
}

.page-contact .ct-stage-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
}

/* ---------- 留言与反馈 ---------- */
.page-contact .ct-message {
  padding-block: clamp(34px, 5.6vw, 76px);
  border-top: 1px solid var(--line-cool);
}

.page-contact .ct-message__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-contact .ct-message h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.2vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text-strong);
}

.page-contact .ct-message__text > p {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-contact .ct-message__list {
  list-style: none;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 58ch;
}

.page-contact .ct-message__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-body);
}

.page-contact .ct-message__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .ct-message__aside {
  border: 1px solid var(--line-cool);
  border-top: 3px solid var(--orange);
  background: var(--ink-900);
  padding: clamp(20px, 2.6vw, 28px);
}

.page-contact .ct-message__aside-key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .ct-message__aside-val {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.16;
  color: var(--text-strong);
}

.page-contact .ct-message__aside-note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-quiet);
}

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

.page-contact .ct-message__btn {
  margin-top: 20px;
}

/* ---------- 常见咨询场景 ---------- */
.page-contact .ct-scenes {
  padding-block: clamp(34px, 5.6vw, 76px);
  border-top: 1px solid var(--line-cool);
}

.page-contact .ct-scene-list {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .ct-scene {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line-cool);
  background: var(--ink-900);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .ct-scene:hover {
  background: var(--ink-850);
  border-color: var(--line-cyan);
}

.page-contact .ct-scene h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.4;
  color: var(--text-strong);
}

.page-contact .ct-scene p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-body);
}

.page-contact .ct-scene__link {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 2px;
}

.page-contact .ct-scene__link:hover {
  color: var(--text-strong);
  border-bottom-color: var(--text-strong);
}

/* ---------- 收束 ---------- */
.page-contact .ct-closing {
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-contact .ct-closing__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-cool);
  overflow: hidden;
}

.page-contact .ct-closing__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.page-contact .ct-closing__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 20, 38, 0.08), rgba(6, 20, 38, 0.74) 78%);
  pointer-events: none;
}

.page-contact .ct-closing__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 32px);
  align-items: end;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .ct-closing__lead h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 2.8vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-strong);
}

.page-contact .ct-closing__lead p {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-stage-detail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 28px;
  }

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

  .page-contact .ct-scene--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-frame__body {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.95fr);
  }

  .page-contact .ct-message__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
  }

  .page-contact .ct-closing__row {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.9fr);
  }

  .page-contact .ct-closing__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-stage-strip {
    grid-auto-columns: 1fr;
    overflow: visible;
  }

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

  .page-contact .ct-scene--wide {
    grid-column: span 2;
  }
}

@media (max-width: 639px) {
  .page-contact .ct-hero::before {
    opacity: 0.2;
  }

  .page-contact .ct-stage-strip a {
    min-height: 96px;
    padding: 16px 14px;
  }

  .page-contact .ct-stage-num {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-stage-strip a,
  .page-contact .ct-scene {
    transition: none;
  }
}