.page-contact {
  --contact-hair: rgba(53, 214, 196, 0.22);
  --contact-line-strong: rgba(53, 214, 196, 0.42);
  background: var(--deep);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(24px, 5vw, 48px) 0 clamp(36px, 7vw, 84px);
  background:
    radial-gradient(120% 95% at 92% -12%, rgba(53, 214, 196, 0.16), transparent 62%),
    radial-gradient(80% 70% at 4% 108%, rgba(255, 139, 61, 0.1), transparent 66%),
    linear-gradient(180deg, var(--ink) 0%, var(--deep) 58%, #08202f 100%);
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-hero__crumb {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: end;
}

.page-contact .contact-hero__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
  margin: 0;
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-size: clamp(2.1rem, 7.4vw, 4.4rem);
  font-weight: 200;
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--paper);
  max-width: 20ch;
}

.page-contact .contact-hero__lede {
  margin: 22px 0 0;
  max-width: 56ch;
  font-size: 17px;
  line-height: 1.9;
  color: var(--mist);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .contact-hero__panel {
  border: 2px solid var(--contact-line-strong);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(11, 37, 64, 0.94), rgba(6, 24, 38, 0.94));
  box-shadow: var(--hard);
  padding: 20px 20px 12px;
}

.page-contact .contact-hero__panel-tag {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--orange);
}

.page-contact .contact-stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-stat:last-child {
  border-bottom: 0;
}

.page-contact .contact-stat__num {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .contact-stat__label {
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-directions {
  padding: clamp(44px, 7vw, 92px) 0;
  background: var(--deep);
}

.page-contact .contact-directions__head {
  max-width: 72ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-contact .contact-directions__grid {
  display: grid;
  gap: clamp(26px, 3.5vw, 44px);
  align-items: start;
}

.page-contact .contact-directions__media {
  border: 2px solid var(--contact-hair);
  border-radius: var(--radius);
  background: rgba(11, 37, 64, 0.6);
  box-shadow: var(--hard);
  margin: 0;
  overflow: hidden;
}

.page-contact .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-directions .accordion {
  display: grid;
  gap: 14px;
}

.page-contact .contact-directions .accordion__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 18px 18px;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--paper);
  text-align: left;
  background: linear-gradient(120deg, rgba(23, 63, 99, 0.85), rgba(11, 37, 64, 0.85));
  border: 2px solid var(--contact-line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .contact-directions .accordion__trigger:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: var(--hard);
}

.page-contact .contact-directions .accordion__trigger:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-contact .contact-dir__hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--mono-ls);
  color: var(--mist);
  white-space: nowrap;
}

.page-contact .contact-directions .accordion__panel {
  margin-top: 8px;
  padding: 18px 18px 20px;
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(11, 37, 64, 0.58);
}

.page-contact .contact-dir__heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-contact .contact-dir__dl {
  margin: 0;
  display: grid;
  gap: 4px;
}

.page-contact .contact-dir__dl dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-contact .contact-dir__dl dd {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-dir__dl dd:last-child {
  margin-bottom: 0;
}

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

/* ---------- 流程 + 联系卡 ---------- */
.page-contact .contact-work {
  padding: clamp(44px, 7vw, 92px) 0;
  background:
    radial-gradient(70% 60% at 100% 0%, rgba(53, 214, 196, 0.1), transparent 60%),
    linear-gradient(180deg, #08202f 0%, var(--deep) 100%);
  border-top: 1px solid var(--contact-hair);
}

.page-contact .contact-work__grid {
  display: grid;
  gap: clamp(32px, 4.5vw, 60px);
  align-items: start;
}

.page-contact .contact-steps__title {
  margin: 12px 0 0;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-contact .contact-steps__lede {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-steps__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-contact .contact-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--contact-hair);
}

.page-contact .contact-step:last-child {
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-step__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: var(--mono-ls);
  color: var(--orange);
  padding-top: 4px;
}

.page-contact .contact-step__body {
  min-width: 0;
}

.page-contact .contact-step__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-contact .contact-step__text {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-card {
  border: 2px solid var(--contact-line-strong);
  border-radius: var(--radius);
  background:
    radial-gradient(90% 62% at 100% 0%, rgba(53, 214, 196, 0.16), transparent 64%),
    linear-gradient(160deg, var(--panel), #071d30);
  box-shadow: var(--hard);
  padding: clamp(24px, 4vw, 40px);
}

.page-contact .contact-card__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--orange);
}

.page-contact .contact-card__title {
  margin: 10px 0 0;
  font-size: clamp(1.3rem, 3.2vw, 1.8rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-contact .contact-line {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--contact-hair);
}

.page-contact .contact-line__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-contact .contact-line__value {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-line__value--mail {
  font-family: var(--font-mono);
  font-size: clamp(0.94rem, 3.2vw, 1.5rem);
  letter-spacing: 0.01em;
  color: var(--cyan-soft);
  word-break: break-all;
}

.page-contact .contact-line__note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-card__visit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding: 10px 18px;
  border: 1px solid var(--contact-line-strong);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
  text-decoration: none;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-contact .contact-card__visit:hover,
.page-contact .contact-card__visit:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 139, 61, 0.12);
}

.page-contact .contact-card__legal {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

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

/* ---------- 来访与邮寄 ---------- */
.page-contact .contact-visit {
  padding: clamp(44px, 7vw, 92px) 0;
  background: var(--deep);
  border-top: 1px solid var(--contact-hair);
}

.page-contact .contact-visit__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .contact-visit__media {
  border: 2px solid var(--contact-hair);
  border-radius: var(--radius);
  box-shadow: var(--hard);
  margin: 0;
  overflow: hidden;
}

.page-contact .contact-visit__card {
  background: var(--paper);
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--hard);
  padding: clamp(22px, 4vw, 38px);
}

.page-contact .contact-visit__index {
  color: var(--steel);
  margin: 0 0 12px;
}

.page-contact .contact-visit__title {
  margin: 0;
  font-size: clamp(1.45rem, 3.6vw, 2.1rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-contact .contact-visit__text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: #1c2f3d;
}

.page-contact .contact-visit__address {
  display: inline-block;
  margin: 22px 0 0;
  padding: 14px 16px;
  font-size: clamp(1rem, 2.7vw, 1.28rem);
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--ink);
  border: 2px dashed var(--ink);
  border-radius: 10px;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-visit__address:hover,
.page-contact .contact-visit__address:focus-visible,
.page-contact .contact-visit__address:focus {
  background: var(--orange-soft);
  border-color: var(--orange);
  outline: none;
}

.page-contact .contact-visit__hint {
  display: block;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--steel);
  transition: max-height 0.24s ease, opacity 0.24s ease, margin-top 0.24s ease;
}

.page-contact .contact-visit__address:hover + .contact-visit__hint,
.page-contact .contact-visit__address:focus + .contact-visit__hint {
  max-height: 48px;
  opacity: 1;
  margin-top: 10px;
}

.page-contact .contact-visit__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .contact-visit__list li {
  position: relative;
  padding-left: 18px;
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.85;
  color: #1c2f3d;
}

.page-contact .contact-visit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  background: var(--orange);
  border-radius: 2px;
}

.page-contact .contact-visit__list a {
  color: var(--steel);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 收尾 ---------- */
.page-contact .contact-signoff {
  padding: 0 0 clamp(40px, 6vw, 80px);
  background: var(--deep);
}

.page-contact .contact-signoff__line {
  height: 2px;
  margin: 0 0 20px;
  background: linear-gradient(90deg, transparent, var(--orange) 22%, var(--orange-soft) 62%, transparent);
}

.page-contact .contact-signoff__text {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--mist);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-directions__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .contact-directions__media {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
  }

  .page-contact .contact-work__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(32px, 5vw, 68px);
  }

  .page-contact .contact-steps {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
  }
}

@media (max-width: 520px) {
  .page-contact .contact-dir__hint {
    display: none;
  }

  .page-contact .contact-step {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-directions .accordion__trigger,
  .page-contact .contact-card__visit,
  .page-contact .contact-visit__address,
  .page-contact .contact-visit__hint {
    transition: none;
  }

  .page-contact .contact-directions .accordion__trigger:hover {
    transform: none;
  }
}