.page-contact {
  --ct-gap: clamp(20px, 2.8vw, 44px);
  --ct-sec-pad: clamp(52px, 7vw, 96px);
}

.page-contact .fx-band--night { color: var(--warm); }
.page-contact .fx-band--warm { color: var(--graphite); }

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(28px, 5vw, 64px)) 0 clamp(44px, 6vw, 82px);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  inset: auto -12% -34% -12%;
  height: 62%;
  background:
    radial-gradient(58% 100% at 18% 100%, rgba(255, 77, 28, .26), transparent 72%),
    radial-gradient(52% 92% at 86% 100%, rgba(23, 230, 200, .18), transparent 72%);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .ct-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: .5em;
  margin-bottom: clamp(18px, 3vw, 34px);
  font-size: 14px;
  opacity: .78;
}

.page-contact .ct-hero__title {
  margin: .3em 0 0;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.6vw, 64px);
  line-height: 1.06;
  letter-spacing: -.02em;
}

.page-contact .ct-hero__lede {
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.15vw, 18px);
  line-height: 1.8;
  color: rgba(255, 246, 239, .82);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
  margin-top: clamp(28px, 4vw, 52px);
}

.page-contact .ct-hero__media {
  margin: 0;
  aspect-ratio: 7 / 4;
  border-radius: var(--radius-glass);
  overflow: hidden;
}

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

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

.page-contact .ct-quick {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-radius: var(--radius-glass);
  overflow: hidden;
}

.page-contact .ct-quick::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--flare), var(--gold));
}

.page-contact .ct-quick .fx-tag { justify-self: start; }

.page-contact .ct-quick__label {
  font-size: 13px;
  letter-spacing: .04em;
  color: rgba(255, 246, 239, .68);
}

.page-contact .ct-quick__value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.35vw, 18px);
  line-height: 1.4;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .ct-quick__value--num {
  font-family: var(--font-num);
  font-size: clamp(20px, 2vw, 26px);
  letter-spacing: .04em;
  color: var(--gold);
}

.page-contact .ct-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: clamp(28px, 4vw, 52px);
  padding-top: 18px;
  border-top: 1px solid var(--line-dark);
}

.page-contact .ct-index a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 4px 0;
  font-size: 14px;
  color: rgba(255, 246, 239, .8);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-contact .ct-index a:hover,
.page-contact .ct-index a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .ct-index__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--flare);
}

/* ---------- 章节骨架 ---------- */
.page-contact .ct-section { padding: var(--ct-sec-pad) 0; }
.page-contact .ct-section--cont { padding-top: 0; }

.page-contact .ct-section__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 40px);
}

.page-contact .ct-aside {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .ct-aside__no {
  font-family: var(--font-mono);
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 700;
  line-height: 1;
  color: rgba(31, 37, 51, .22);
}

.page-contact .fx-band--night .ct-aside__no { color: rgba(168, 255, 240, .36); }

.page-contact .ct-aside__cap {
  font-size: 12px;
  letter-spacing: .16em;
  color: rgba(31, 37, 51, .55);
}

.page-contact .fx-band--night .ct-aside__cap { color: rgba(255, 246, 239, .55); }

.page-contact .ct-h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.15;
  letter-spacing: -.01em;
}

.page-contact .ct-lede {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.05vw, 17px);
  line-height: 1.8;
  color: rgba(31, 37, 51, .78);
}

.page-contact .fx-band--night .ct-lede { color: rgba(255, 246, 239, .78); }

/* ---------- 咨询通道 ---------- */
.page-contact .ct-channels { margin-top: clamp(22px, 3vw, 36px); }

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2vw, 26px);
  border-radius: var(--radius-glass);
}

.page-contact .ct-channel .fx-tag { align-self: flex-start; }

.page-contact .ct-channel__title {
  margin: 0;
  font-size: clamp(18px, 1.5vw, 22px);
  font-weight: 700;
  line-height: 1.3;
}

.page-contact .ct-channel__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 246, 239, .78);
}

.page-contact .ct-channel__value {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-dark);
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.15vw, 16px);
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .ct-channel__value--num {
  font-family: var(--font-num);
  font-size: clamp(18px, 1.8vw, 24px);
  letter-spacing: .04em;
  color: var(--gold);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .ct-deflist {
  display: grid;
  margin: clamp(22px, 3vw, 34px) 0 0;
}

.page-contact .ct-deflist__row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-deflist__row dt {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: clamp(16px, 1.3vw, 19px);
  font-weight: 700;
}

.page-contact .ct-deflist__row dt::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--flare);
}

.page-contact .ct-deflist__row dd {
  margin: 0;
  line-height: 1.8;
  color: rgba(31, 37, 51, .78);
}

/* ---------- 注册与功能 ---------- */
.page-contact .ct-plays { margin-top: clamp(22px, 3vw, 36px); }

.page-contact .ct-play {
  display: grid;
  gap: 8px;
  padding: clamp(18px, 2vw, 26px);
  border-left: 3px solid var(--flare);
  border-radius: var(--radius-solid);
}

.page-contact .ct-play__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--flare-deep);
}

.page-contact .ct-play h3 {
  margin: 0;
  font-size: clamp(17px, 1.35vw, 20px);
  font-weight: 700;
}

.page-contact .ct-play p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(31, 37, 51, .76);
}

.page-contact .ct-note {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(31, 37, 51, .72);
}

.page-contact .fx-band--night .ct-note { color: rgba(255, 246, 239, .74); }

.page-contact .ct-note a {
  color: var(--flare-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-mono {
  font-family: var(--font-mono);
  word-break: break-all;
}

/* ---------- 地址 ---------- */
.page-contact .ct-address {
  display: grid;
  gap: 6px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: clamp(20px, 2.4vw, 30px);
  font-style: normal;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-glass);
  background: var(--glass);
}

.page-contact .ct-address__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-contact .ct-address__line {
  font-size: clamp(16px, 1.5vw, 22px);
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .ct-address__line + .ct-address__label { margin-top: 12px; }

/* ---------- 响应时间 ---------- */
.page-contact .ct-figure {
  margin: clamp(22px, 3vw, 34px) 0 0;
  border-radius: var(--radius-glass);
  overflow: hidden;
}

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

.page-contact .ct-timeline {
  display: grid;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-timeline li {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 16px 0 16px 20px;
  border-left: 2px solid var(--line-dark);
}

.page-contact .ct-timeline li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold);
}

.page-contact .ct-timeline__k {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-contact .ct-timeline__v {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 246, 239, .78);
}

/* ---------- 常见场景 ---------- */
.page-contact .ct-scenes {
  margin-top: clamp(20px, 2.6vw, 32px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-scene { border-top: 1px solid var(--line-soft); }

.page-contact .ct-scene__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  font-size: clamp(15.5px, 1.3vw, 19px);
  font-weight: 700;
  color: var(--graphite);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .ct-scene__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--flare);
}

.page-contact .ct-scene[open] .ct-scene__q { color: var(--flare-deep); }

.page-contact .ct-scene[open] .ct-scene__q::after {
  content: "–";
  color: var(--flare-deep);
}

.page-contact .ct-scene__a {
  margin: 0 0 20px;
  padding-left: 16px;
  border-left: 2px solid var(--cyan);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(31, 37, 51, .78);
}

/* ---------- 收尾 ---------- */
.page-contact .ct-tail { padding: clamp(38px, 5vw, 66px) 0; }

.page-contact .ct-tail__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

.page-contact .ct-tail__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(31, 37, 51, .78);
}

.page-contact .ct-top {
  flex: none;
  border: 1px solid var(--graphite);
  color: var(--graphite);
  text-decoration: none;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.page-contact .ct-top:hover,
.page-contact .ct-top:focus-visible {
  background: var(--flare);
  border-color: var(--flare);
  color: var(--warm);
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: stretch;
  }

  .page-contact .ct-section__inner {
    grid-template-columns: minmax(120px, 180px) minmax(0, 1fr);
    gap: clamp(24px, 3vw, 56px);
  }

  .page-contact .ct-aside {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }

  .page-contact .ct-deflist__row {
    grid-template-columns: minmax(150px, 220px) minmax(0, 1fr);
    gap: clamp(16px, 2.4vw, 40px);
    align-items: baseline;
  }

  .page-contact .ct-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 clamp(20px, 3vw, 44px);
  }
}

@media (min-width: 760px) {
  .page-contact .ct-tail__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (max-width: 640px) {
  .page-contact .ct-quick { padding: 14px 16px; }
  .page-contact .ct-index { gap: 6px 16px; }
  .page-contact .ct-index a { font-size: 13px; }
  .page-contact .ct-hero__media { aspect-ratio: 4 / 3; }
}