.page-contact {
  --contact-card-bg: linear-gradient(158deg, #17222F 0%, #101922 62%, #0C131B 100%);
  --contact-card-shadow: 0 22px 48px -30px rgba(201, 164, 92, 0.55);
  color: var(--warm-gray);
  background: var(--ink);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(27, 39, 53, 0.9) 0%, rgba(8, 11, 16, 0) 62%),
    linear-gradient(180deg, #111A24 0%, #0B1219 68%, #080B10 100%);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-contact .contact-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 62%;
  opacity: 0.34;
  filter: saturate(0.78) contrast(1.06);
  max-width: 100%;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, rgba(8, 11, 16, 0.42) 0%, rgba(8, 11, 16, 0.86) 66%, #080B10 100%),
    linear-gradient(100deg, rgba(8, 11, 16, 0.9) 0%, rgba(8, 11, 16, 0.18) 68%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(34px, 6vw, 68px) clamp(48px, 8vw, 104px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  margin-top: clamp(30px, 5vw, 54px);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.2vw, 68px);
  line-height: 1.08;
  letter-spacing: 0.06em;
  color: var(--warm);
  max-width: 16em;
}

.page-contact .contact-hero__lede {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--warm-gray);
}

.page-contact .contact-hero__aside {
  border-top: 1px solid var(--line-soft);
  padding-top: 18px;
}

.page-contact .contact-hero__aside-title {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--brass);
  text-transform: uppercase;
}

.page-contact .contact-jump {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .contact-jump li {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-jump a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 2px;
  color: var(--warm);
  font-size: 15px;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.page-contact .contact-jump a:hover {
  color: var(--brass-light);
  padding-left: 10px;
}

.page-contact .contact-jump a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  box-shadow: var(--focus-glow);
}

.page-contact .contact-jump__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--brass);
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-cards {
  display: grid;
  gap: 18px;
}

.page-contact .contact-card {
  position: relative;
  padding: clamp(22px, 3.2vw, 30px);
  background: var(--contact-card-bg);
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(244, 239, 230, 0.04);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-contact .contact-card::before,
.page-contact .contact-card::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--line-strong);
  transition: border-color 0.3s var(--ease);
}

.page-contact .contact-card::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .contact-card::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: var(--contact-card-shadow);
}

.page-contact .contact-card:hover::before,
.page-contact .contact-card:hover::after,
.page-contact .contact-card:focus-within::before,
.page-contact .contact-card:focus-within::after {
  border-color: var(--brass-light);
}

.page-contact .contact-card__index {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--brass);
}

.page-contact .contact-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 23px);
  letter-spacing: 0.05em;
  color: var(--warm);
}

.page-contact .contact-card__text {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--cool);
}

.page-contact .contact-card__value {
  margin: 0;
  padding: 12px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 18px);
  letter-spacing: 0.02em;
  line-height: 1.55;
  color: var(--brass-light);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-contact .contact-card__state {
  margin: 16px 0 0;
}

/* ---------- 邮件还是电话 ---------- */
.page-contact .contact-help {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(36px, 6vw, 68px);
  align-items: center;
}

.page-contact .contact-help__figure {
  margin: 0;
}

.page-contact .contact-help__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .contact-help__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.8vw, 27px);
  letter-spacing: 0.05em;
  color: var(--warm);
}

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

.page-contact .contact-help__list li {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-help__mark {
  width: 8px;
  height: 8px;
  margin-top: 8px;
  background: var(--brass);
  box-shadow: 0 0 0 4px rgba(201, 164, 92, 0.12);
}

.page-contact .contact-help__head {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--warm);
}

.page-contact .contact-help__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--cool);
}

.page-contact .contact-help__link {
  margin: 22px 0 0;
}

/* ---------- 服务时间 ---------- */
.page-contact .contact-hours {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
}

.page-contact .contact-hours__plate {
  padding: 22px 0 0;
  border-top: 1px solid var(--line-strong);
}

.page-contact .contact-hours__time {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.6vw, 32px);
  letter-spacing: 0.04em;
  line-height: 1.25;
  color: var(--warm);
}

.page-contact .contact-hours__time--accent {
  color: var(--brass-light);
  font-size: clamp(26px, 4.4vw, 40px);
}

.page-contact .contact-hours__note {
  margin: 16px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--cool);
}

.page-contact .contact-hours__body .section-title {
  margin-top: 0;
  margin-bottom: 18px;
}

.page-contact .contact-hours__body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--warm-gray);
}

.page-contact .contact-hours__body p:last-child {
  margin-bottom: 0;
}

.page-contact .contact-hours__body a {
  color: var(--brass-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .contact-hours__body a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  box-shadow: var(--focus-glow);
}

.page-contact .contact-hours__body .mono {
  color: var(--warm);
  overflow-wrap: anywhere;
}

/* ---------- 提问准备 ---------- */
.page-contact .contact-prepare__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

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

.page-contact .contact-check li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-check li:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-check__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--brass);
  padding-top: 4px;
}

.page-contact .contact-check__head {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--warm);
}

.page-contact .contact-check__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--cool);
}

.page-contact .contact-check__text a {
  color: var(--brass-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .contact-check__text a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  box-shadow: var(--focus-glow);
}

.page-contact .contact-prepare__faq {
  align-self: start;
}

.page-contact .contact-prepare__subtitle {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 21px);
  letter-spacing: 0.05em;
  color: var(--warm);
}

.page-contact .contact-prepare__faq .disclosure {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-prepare__faq .disclosure-trigger {
  width: 100%;
  text-align: left;
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-address__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  letter-spacing: 0.07em;
  color: var(--warm);
}

.page-contact .contact-strip {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 4vw, 40px);
  background:
    linear-gradient(100deg, rgba(27, 39, 53, 0.92) 0%, rgba(17, 26, 36, 0.66) 100%);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-strip__cell {
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

.page-contact .contact-strip__label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--brass);
  text-transform: uppercase;
}

.page-contact .contact-strip__value {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-contact .contact-strip__value.mono {
  color: var(--brass-light);
}

.page-contact .contact-strip__hint {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--cool);
}

/* ---------- 合作咨询 ---------- */
.page-contact .contact-coop__panel {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  padding: clamp(24px, 4.4vw, 48px);
  background: var(--contact-card-bg);
  border: 1px solid var(--line);
  position: relative;
}

.page-contact .contact-coop__panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: clamp(24px, 4vw, 48px);
  width: clamp(48px, 12vw, 140px);
  height: 2px;
  background: linear-gradient(90deg, var(--brass) 0%, rgba(201, 164, 92, 0) 100%);
}

.page-contact .contact-coop__text {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--warm-gray);
}

.page-contact .contact-coop__text .mono {
  color: var(--brass-light);
  overflow-wrap: anywhere;
}

.page-contact .contact-coop__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: coop;
}

.page-contact .contact-coop__steps li {
  padding: 14px 0 14px 16px;
  border-left: 1px solid var(--line-soft);
}

.page-contact .contact-coop__steps li:hover {
  border-left-color: var(--brass);
}

.page-contact .contact-coop__step {
  display: block;
  margin-bottom: 4px;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--celadon);
}

.page-contact .contact-coop__steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--cool);
}

.page-contact .contact-more {
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  display: grid;
  gap: 18px;
}

.page-contact .contact-more__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--cool);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .contact-card:nth-child(2) {
    margin-top: 32px;
  }

  .page-contact .contact-card:nth-child(3) {
    margin-top: 64px;
  }

  .page-contact .contact-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-contact .contact-more {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }

  .page-contact .contact-help {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  }

  .page-contact .contact-hours {
    grid-template-columns: minmax(0, 0.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-hours__plate {
    position: sticky;
    top: 104px;
    padding-top: 18px;
  }

  .page-contact .contact-prepare__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-contact .contact-coop__panel {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-jump a,
  .page-contact .contact-card::before,
  .page-contact .contact-card::after {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .contact-card:focus-within {
    transform: none;
  }
}