.page-contact {
  --contact-gap: clamp(20px, 3.2vw, 40px);
  --contact-soft: rgba(242, 247, 244, .78);
  --contact-soft-2: rgba(242, 247, 244, .62);
  position: relative;
  color: var(--white);
  background:
    radial-gradient(900px 380px at 84% 0%, rgba(255, 90, 54, .16), transparent 68%),
    radial-gradient(720px 340px at 2% 6%, rgba(41, 182, 255, .1), transparent 70%),
    var(--ink);
  overflow-x: hidden;
}

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

.page-contact .breadcrumb {
  padding-block: 16px 4px;
}

.page-contact .contact-inline-link {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(41, 182, 255, .45);
}

.page-contact .contact-inline-link:hover,
.page-contact .contact-inline-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(18px, 3vw, 34px) clamp(30px, 4.6vw, 52px);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(141, 154, 148, .12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(141, 154, 148, .12) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 82%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 82%);
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--contact-gap);
  align-items: start;
}

.page-contact .contact-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin: 0 0 18px;
}

.page-contact .contact-kicker__text {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-contact .contact-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 9vw, 5.4rem);
  line-height: .94;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-contact .contact-lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.78;
  color: var(--contact-soft);
}

.page-contact .contact-direct {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-contact .contact-line {
  display: grid;
  gap: 8px;
}

.page-contact .contact-line__label {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-line__label::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--flame);
}

.page-contact .contact-line__value {
  display: block;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 5.2vw, 2rem);
  line-height: 1.24;
  color: var(--white);
  border-bottom: 3px solid var(--flame);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .coord-tag {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-top: 22px;
  padding: 9px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--paper);
  text-decoration: none;
  background: rgba(232, 224, 209, .06);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--flame);
  transition: background 200ms var(--ease), border-color 200ms var(--ease);
}

.page-contact .coord-tag:hover,
.page-contact .coord-tag:focus-visible {
  background: rgba(36, 224, 184, .1);
  border-color: var(--cyan);
  border-left-color: var(--flame);
}

.page-contact .coord-tag__pin {
  width: 8px;
  height: 8px;
  flex: none;
  background: var(--flame);
  transform: rotate(45deg);
}

.page-contact .coord-tag__note {
  padding-left: 10px;
  color: var(--muted);
  border-left: 1px solid var(--line);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-contact .contact-hero__img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-hero__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
  background: var(--ink-2);
  border-top: 1px solid var(--line);
}

/* ---------- 章节通用 ---------- */
.page-contact .contact-sect {
  padding-block: clamp(34px, 6vw, 70px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-sect__head {
  display: grid;
  gap: 10px;
  max-width: 82ch;
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-contact .contact-sect__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--flame);
}

.page-contact .contact-sect__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.55rem, 4.4vw, 2.8rem);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .contact-sect__intro {
  margin: 0;
  max-width: 66ch;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--contact-soft);
}

/* ---------- 通道 ---------- */
.page-contact .channels {
  margin: 0;
  border-top: 1px solid var(--line-strong);
}

.page-contact .channel {
  display: grid;
  gap: 8px;
  padding: clamp(16px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .channel__key {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .channel__idx {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  font-size: 11px;
  color: var(--paper);
  border: 1px solid var(--line-strong);
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 2.4vw, 1.18rem);
  line-height: 1.45;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .channel__desc {
  margin: 0;
  font-size: .95rem;
  line-height: 1.72;
  color: var(--contact-soft-2);
}

.page-contact .contact-hours {
  display: flex;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
  padding: 16px 18px;
  background: linear-gradient(90deg, rgba(255, 90, 54, .16), rgba(255, 90, 54, 0));
  border-left: 3px solid var(--flame);
}

.page-contact .contact-hours__dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(36, 224, 184, .16);
}

.page-contact .contact-hours__text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.72;
  color: var(--contact-soft);
}

.page-contact .contact-hours__text strong {
  color: var(--white);
}

/* ---------- 合作 ---------- */
.page-contact .coop-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .coop-list {
  display: grid;
  align-content: start;
}

.page-contact .coop-item {
  padding: clamp(16px, 2.4vw, 24px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .coop-item:first-child {
  border-top: 2px solid var(--flame);
}

.page-contact .coop-item__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(1.08rem, 2.4vw, 1.4rem);
  line-height: 1.24;
  color: var(--white);
}

.page-contact .coop-item__bar {
  flex: none;
  width: 14px;
  height: 3px;
  background: var(--muted);
}

.page-contact .coop-item:first-child .coop-item__bar {
  background: var(--flame);
}

.page-contact .coop-item p {
  margin: 0;
  font-size: .96rem;
  line-height: 1.78;
  color: var(--contact-soft-2);
}

.page-contact .coop-aside {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .coop-figure {
  margin: 0;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line);
}

.page-contact .coop-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .coop-note {
  padding: 20px;
  background: rgba(232, 224, 209, .07);
  border: 1px solid var(--line-strong);
  outline: 1px solid rgba(232, 224, 209, .16);
  outline-offset: -6px;
}

.page-contact .coop-note__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--paper);
}

.page-contact .coop-note__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-note__list li {
  position: relative;
  padding-left: 18px;
  font-size: .92rem;
  line-height: 1.6;
  color: rgba(242, 247, 244, .86);
}

.page-contact .coop-note__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .coop-note__foot {
  margin: 14px 0 0;
  font-size: .84rem;
  line-height: 1.62;
  color: var(--muted);
}

/* ---------- 数据反馈 ---------- */
.page-contact .fix-grid {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
}

.page-contact .fix-main {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .fix-main > p {
  margin: 0;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--contact-soft);
}

.page-contact .fix-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .fix-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  background: rgba(6, 26, 20, .62);
  border: 1px solid var(--line);
}

.page-contact .fix-list__dot {
  width: 10px;
  height: 10px;
  margin-top: 5px;
}

.page-contact .fix-list__dot--red {
  background: var(--red);
}

.page-contact .fix-list__dot--yellow {
  background: var(--yellow);
}

.page-contact .fix-list__dot--blue {
  background: var(--blue);
}

.page-contact .fix-list strong {
  display: block;
  margin-bottom: 5px;
  font-size: .95rem;
  font-weight: 700;
  color: var(--white);
}

.page-contact .fix-list p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--contact-soft-2);
}

.page-contact .fix-card {
  align-self: start;
  padding: 22px;
  background: var(--ink-2);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--cyan);
}

.page-contact .fix-card__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-contact .fix-card ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .fix-card li {
  position: relative;
  padding-left: 16px;
  font-size: .9rem;
  line-height: 1.65;
  color: rgba(242, 247, 244, .84);
}

.page-contact .fix-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--cyan);
}

.page-contact .fix-card__foot {
  margin: 16px 0 0;
  font-size: .84rem;
  line-height: 1.62;
  color: var(--muted);
}

/* ---------- 地址 ---------- */
.page-contact .addr-grid {
  display: grid;
  gap: clamp(22px, 3.6vw, 40px);
}

.page-contact .addr-main > p {
  margin: 0 0 12px;
  font-size: .96rem;
  line-height: 1.78;
  color: var(--contact-soft);
}

.page-contact .addr-main .addr-line {
  margin: 0 0 16px;
  padding-bottom: 12px;
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 3.8vw, 2.15rem);
  line-height: 1.28;
  color: var(--white);
  border-bottom: 3px solid var(--flame);
}

.page-contact .addr-tips {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .addr-tips li {
  position: relative;
  padding-left: 20px;
  font-size: .92rem;
  line-height: 1.68;
  color: var(--contact-soft);
}

.page-contact .addr-tips li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--flame);
}

.page-contact .addr-map {
  padding: 10px;
  background: var(--ink-3);
  border: 1px solid var(--line-strong);
}

.page-contact .contact-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .contact-map__bg {
  fill: var(--ink-3);
}

.page-contact .contact-map__grid {
  stroke: rgba(141, 154, 148, .24);
}

.page-contact .contact-map__road {
  fill: none;
  stroke: rgba(41, 182, 255, .4);
  stroke-width: 1.5;
}

.page-contact .contact-map__road--thin {
  stroke: rgba(141, 154, 148, .38);
  stroke-dasharray: 4 6;
}

.page-contact .contact-map__halo {
  fill: rgba(255, 90, 54, .18);
}

.page-contact .contact-map__pulse {
  fill: var(--flame);
}

.page-contact .contact-map__label {
  fill: var(--paper);
  font-family: var(--font-mono);
  font-size: 11px;
}

.page-contact .contact-map__label--dim {
  fill: var(--muted);
  font-size: 10px;
  letter-spacing: .1em;
}

/* ---------- 沟通准备 ---------- */
.page-contact .prep-steps {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
}

.page-contact .prep-steps li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 6px 14px;
  padding: clamp(16px, 2.4vw, 24px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .prep-steps__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--flame);
}

.page-contact .prep-steps h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  line-height: 1.34;
  color: var(--white);
}

.page-contact .prep-steps p {
  grid-column: 2;
  margin: 0;
  font-size: .93rem;
  line-height: 1.74;
  color: var(--contact-soft-2);
}

.page-contact .prep-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.6vw, 36px);
}

.page-contact .contact-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 24px;
  padding-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

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

.page-contact .contact-legal a:hover,
.page-contact .contact-legal a:focus-visible {
  border-bottom-color: var(--blue);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .channel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    column-gap: 24px;
    align-items: baseline;
  }

  .page-contact .channel__key {
    grid-column: 1;
  }

  .page-contact .channel__value {
    grid-column: 2;
  }

  .page-contact .channel__desc {
    grid-column: 1 / -1;
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(28px, 4vw, 64px);
    align-items: end;
  }

  .page-contact .contact-sect__head {
    grid-template-columns: 96px minmax(0, 1fr);
    column-gap: 20px;
    row-gap: 8px;
  }

  .page-contact .contact-sect__num {
    grid-row: 1 / span 2;
    padding-top: 8px;
  }

  .page-contact .contact-sect__title,
  .page-contact .contact-sect__intro {
    grid-column: 2;
  }

  .page-contact .channel {
    grid-template-columns: minmax(150px, .8fr) minmax(0, 1.2fr) minmax(0, 2fr);
    gap: 26px;
  }

  .page-contact .channel__value {
    grid-column: 2;
  }

  .page-contact .channel__desc {
    grid-column: 3;
  }

  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .8fr);
    align-items: start;
  }

  .page-contact .fix-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-contact .addr-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
  }
}

@media (min-width: 860px) {
  .page-contact .prep-steps li {
    grid-template-columns: 56px minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-contact .prep-steps p {
    grid-column: 3;
  }
}

@media (max-width: 420px) {
  .page-contact .coord-tag__note {
    padding-left: 0;
    border-left: 0;
    width: 100%;
  }

  .page-contact .contact-hero__cap {
    position: static;
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .coord-tag,
  .page-contact .contact-inline-link {
    transition: none;
  }
}