.page-contact {
  --ct-pad: clamp(20px, 4vw, 44px);
  --ct-gap: clamp(18px, 3vw, 32px);
  --ct-slant: -6deg;
  padding-top: calc(var(--bar) + clamp(18px, 3vw, 34px));
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(26px, 5vw, 54px) 0 clamp(38px, 6vw, 76px);
  overflow: hidden;
}

.page-contact .ct-hero__slash {
  position: absolute;
  top: 6%;
  right: -22%;
  width: min(760px, 92vw);
  height: min(560px, 78vw);
  background: linear-gradient(135deg, var(--orange) 0%, #ff8a4d 58%, var(--orange-deep) 100%);
  clip-path: polygon(6% 14%, 100% 0, 94% 86%, 0 100%);
  transform: rotate(-6deg);
  opacity: 0.9;
  z-index: 0;
}

.page-contact .ct-hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(44, 44, 56, 0.55) 1px, transparent 1px),
    linear-gradient(0deg, rgba(44, 44, 56, 0.35) 1px, transparent 1px);
  background-size: 84px 84px, 84px 84px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 72%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 72%);
  z-index: 0;
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .ct-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8.4vw, 88px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .ct-hero__accent {
  display: block;
  margin-top: 6px;
  font-style: italic;
  color: var(--lime);
  transform: skewX(var(--ct-slant));
  transform-origin: left center;
}

.page-contact .ct-hero__lead {
  max-width: 46ch;
  margin: clamp(18px, 3vw, 28px) 0 0;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-hero__channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .ct-tile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 3vw, 28px) clamp(18px, 3vw, 30px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  color: var(--white);
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  transition: transform 150ms ease, border-color 150ms ease;
}

.page-contact .ct-tile:hover,
.page-contact .ct-tile:focus-visible {
  transform: translateY(-6px);
  border-color: var(--orange);
}

.page-contact .ct-tile--orange {
  border-left: 5px solid var(--orange);
}

.page-contact .ct-tile--lime {
  border-left: 5px solid var(--lime);
}

.page-contact .ct-tile__tag {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .ct-tile__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: clamp(22px, 4vw, 34px);
  line-height: 1.15;
  color: var(--orange);
  word-break: break-word;
}

.page-contact .ct-tile__num--mail {
  font-size: clamp(15px, 2.4vw, 22px);
  color: var(--lime);
  word-break: break-all;
}

.page-contact .ct-tile__desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 通用小标题 ---------- */
.page-contact .ct-head__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4.2vw, 42px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .ct-head__note {
  margin: 12px 0 0;
  max-width: 48ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-prose {
  margin: 14px 0 0;
  max-width: 52ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 三入口总览 ---------- */
.page-contact .ct-overview {
  padding: clamp(36px, 6vw, 76px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-overview__media {
  margin: clamp(20px, 3vw, 32px) 0 0;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
}

.page-contact .ct-overview__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.05);
}

.page-contact .ct-bands {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .ct-band {
  position: relative;
  padding: 24px 22px 22px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line);
}

.page-contact .ct-band--hot { border-top-color: var(--orange); }
.page-contact .ct-band--mail { border-top-color: var(--lime); }
.page-contact .ct-band--visit { border-top-color: var(--mist); }

.page-contact .ct-band__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-contact .ct-band__title {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(17px, 2.4vw, 22px);
  line-height: 1.35;
  color: var(--white);
}

.page-contact .ct-band__text {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .ct-band__list {
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--line);
  list-style: none;
}

.page-contact .ct-band__list li {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-band__list li + li {
  margin-top: 8px;
}

.page-contact .ct-band__key {
  display: inline-block;
  min-width: 42px;
  margin-right: 8px;
  font-weight: 700;
  color: var(--lime);
}

/* ---------- 热线 ---------- */
.page-contact .ct-hotline {
  padding: clamp(36px, 6vw, 76px) 0;
  background:
    linear-gradient(180deg, rgba(22, 22, 31, 0.92), rgba(11, 11, 16, 1)),
    repeating-linear-gradient(-6deg, transparent 0 18px, rgba(255, 90, 31, 0.06) 18px 20px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-hotline__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .ct-dial {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 22px;
  padding: 16px 22px;
  background: var(--orange);
  color: var(--ink);
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.page-contact .ct-dial:hover,
.page-contact .ct-dial:focus-visible {
  transform: translateY(-4px);
  box-shadow: 8px 8px 0 var(--orange-deep);
}

.page-contact .ct-dial__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: clamp(24px, 4.6vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.page-contact .ct-dial__hint {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-contact .ct-sub__title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.4;
  color: var(--white);
}

.page-contact .ct-tips {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--lime);
}

.page-contact .ct-tips li {
  position: relative;
  padding: 0 0 0 18px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-tips li + li {
  margin-top: 14px;
}

.page-contact .ct-tips li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--lime);
  transform: rotate(45deg);
}

/* ---------- 邮件 ---------- */
.page-contact .ct-mail {
  padding: clamp(36px, 6vw, 76px) 0;
}

.page-contact .ct-mail__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
}

.page-contact .ct-letter {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-contact .ct-letter li {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-letter li strong {
  display: block;
  color: var(--white);
  font-weight: 700;
}

.page-contact .ct-letter__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: 15px;
  color: var(--orange);
}

.page-contact .ct-mail__addr {
  margin: 22px 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-mail__addr span {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(15px, 2vw, 18px);
  color: var(--lime);
  word-break: break-all;
}

.page-contact .ct-mail__media {
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
  transform: rotate(1.5deg);
}

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

/* ---------- 来访 ---------- */
.page-contact .ct-visit {
  padding: clamp(36px, 6vw, 76px) 0;
  background: var(--ink-2);
  border-top: 1px solid var(--line);
}

.page-contact .ct-visit__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 44px);
  align-items: center;
}

.page-contact .ct-visit__map {
  position: relative;
  min-height: 190px;
  border: 1px solid var(--line);
  background-image:
    linear-gradient(90deg, rgba(44, 44, 56, 0.9) 1px, transparent 1px),
    linear-gradient(0deg, rgba(44, 44, 56, 0.9) 1px, transparent 1px);
  background-size: 38px 38px, 38px 38px;
  overflow: hidden;
}

.page-contact .ct-visit__map::before,
.page-contact .ct-visit__map::after {
  content: "";
  position: absolute;
  background: var(--orange);
  opacity: 0.85;
}

.page-contact .ct-visit__map::before {
  left: -8%;
  right: -8%;
  top: 46%;
  height: 2px;
  transform: rotate(-6deg);
}

.page-contact .ct-visit__map::after {
  top: -8%;
  bottom: -8%;
  left: 38%;
  width: 2px;
  transform: rotate(6deg);
  background: var(--lime);
}

.page-contact .ct-visit__dot {
  position: absolute;
  left: 36%;
  top: 42%;
  width: 16px;
  height: 16px;
  background: var(--lime);
  border: 3px solid var(--ink);
  box-shadow: 0 0 0 4px rgba(200, 255, 61, 0.24);
  transform: translate(-50%, -50%);
}

.page-contact .ct-facts {
  margin: 24px 0 0;
}

.page-contact .ct-facts__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-facts__row dt {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-contact .ct-facts__row dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

/* ---------- 合作 ---------- */
.page-contact .ct-partner {
  padding: clamp(36px, 6vw, 76px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-need {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

.page-contact .ct-need li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 18px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
  background: var(--ink-2);
  border-left: 3px solid transparent;
  transition: border-color 150ms ease, transform 150ms ease;
}

.page-contact .ct-need li:hover {
  border-left-color: var(--orange);
  transform: translateX(4px);
}

.page-contact .ct-need__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: 14px;
  color: var(--orange);
}

.page-contact .ct-partner__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  justify-content: space-between;
  margin-top: clamp(22px, 3vw, 34px);
  padding-top: 22px;
  border-top: 1px dashed var(--line);
}

.page-contact .ct-partner__line {
  flex: 1 1 320px;
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 相关页 ---------- */
.page-contact .ct-more {
  padding: clamp(32px, 5vw, 64px) 0 clamp(36px, 6vw, 72px);
  border-top: 1px solid var(--line);
}

.page-contact .ct-more__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(18px, 2.6vw, 24px);
  line-height: 1.4;
  color: var(--white);
}

.page-contact .ct-more__links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .ct-more__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: var(--ink-2);
  color: var(--white);
  text-decoration: none;
  transition: transform 150ms ease, border-color 150ms ease;
}

.page-contact .ct-more__item:hover,
.page-contact .ct-more__item:focus-visible {
  transform: translateY(-6px);
  border-color: var(--lime);
}

.page-contact .ct-more__k {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-contact .ct-more__v {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 底部常驻入口 ---------- */
.page-contact .ct-dock {
  position: sticky;
  bottom: 0;
  z-index: 40;
  padding: 18px 0 16px;
  background: linear-gradient(180deg, rgba(11, 11, 16, 0) 0%, rgba(11, 11, 16, 0.94) 46%, var(--ink) 100%);
  border-top: 1px solid var(--line);
}

.page-contact .ct-dock__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.page-contact .ct-dock__label {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-contact .ct-dock__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-hero__channels {
    grid-template-columns: 1.1fr 0.9fr;
  }

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

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

  .page-contact .ct-facts__row {
    grid-template-columns: 120px 1fr;
    gap: 16px;
    align-items: baseline;
  }

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

@media (min-width: 980px) {
  .page-contact .ct-hotline__inner {
    grid-template-columns: 1fr 0.9fr;
  }

  .page-contact .ct-mail__inner {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .page-contact .ct-visit__inner {
    grid-template-columns: 0.85fr 1.15fr;
  }

  .page-contact .ct-more__links {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .ct-overview__head {
    max-width: 60%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-tile,
  .page-contact .ct-dial,
  .page-contact .ct-need li,
  .page-contact .ct-more__item {
    transition: none;
  }

  .page-contact .ct-tile:hover,
  .page-contact .ct-more__item:hover,
  .page-contact .ct-dial:hover,
  .page-contact .ct-need li:hover {
    transform: none;
  }
}
</main>