.page-contact {
  --c-navy: #0A1F44;
  --c-green: #39FF14;
  --c-orange: #FF6B35;
  --c-light: #F4F6FA;
  --c-ink: #060C1A;
  --c-muted: #4A5A7A;
  --c-line: #C8D2E6;
  --c-blue: #2E6FF2;
  --font-display: "Bebas Neue", "Arial Narrow", Impact, sans-serif;
  --font-body: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  --font-num: "DIN Alternate", Roboto, Arial, sans-serif;
  --shadow-hard: 8px 8px 0 rgba(10, 31, 68, 0.18);
}

.page-contact {
  background: var(--c-light);
  color: var(--c-ink);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}

.page-contact .container {
  width: min(1180px, 100% - clamp(20px, 4vw, 46px) * 2);
  margin-inline: auto;
}

.page-contact a {
  color: var(--c-blue);
  text-underline-offset: 3px;
}

/* ===== 联系页头部 ===== */
.page-contact .contact-hero {
  background: var(--c-navy);
  position: relative;
  padding: clamp(40px, 8vw, 84px) 0 clamp(48px, 9vw, 96px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(-18deg, transparent 0 24px, rgba(57, 255, 20, 0.05) 24px 25px),
    linear-gradient(to right, transparent 0 98%, rgba(200, 210, 230, 0.12) 98%),
    linear-gradient(to bottom, transparent 0 98%, rgba(200, 210, 230, 0.08) 98%);
  background-size: auto, 44px 100%, 100% 44px;
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  right: -160px;
  top: -180px;
  border: 42px solid rgba(57, 255, 20, 0.08);
  transform: rotate(12deg);
  pointer-events: none;
}

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

.page-contact .contact-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(244, 246, 250, 0.64);
  margin-bottom: 40px;
}

.page-contact .contact-hero .breadcrumb a {
  color: rgba(244, 246, 250, 0.64);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact .contact-hero .breadcrumb a:hover {
  color: var(--c-green);
}

.page-contact .contact-hero .breadcrumb span[aria-current="page"] {
  color: var(--c-green);
}

.page-contact .contact-hero__kicker {
  font-family: var(--font-num);
  letter-spacing: 0.18em;
  font-size: 13px;
  color: var(--c-orange);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(38px, 7vw, 64px);
  line-height: 0.96;
  color: #fff;
  margin: 0 0 18px;
  max-width: 12ch;
  letter-spacing: 0.01em;
}

.page-contact .contact-hero .lead {
  color: rgba(244, 246, 250, 0.82);
  font-size: clamp(15px, 2vw, 18px);
  max-width: 56ch;
  margin-bottom: 28px;
}

.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
}

.page-contact .contact-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(244, 246, 250, 0.88);
  font-size: 14px;
}

.page-contact .contact-hero__meta-item svg {
  flex-shrink: 0;
}

/* ===== 指示牌区域 ===== */
.page-contact .contact-board {
  padding: clamp(40px, 7vw, 80px) 0 clamp(48px, 8vw, 90px);
  background:
    linear-gradient(rgba(244, 246, 250, 0.94), rgba(244, 246, 250, 0.94)),
    repeating-linear-gradient(12deg, transparent 0 28px, rgba(10, 31, 68, 0.08) 28px 29px);
}

.page-contact .chapter {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 32px;
}

.page-contact .chapter-index {
  font-family: var(--font-num);
  font-size: 44px;
  font-weight: 700;
  color: var(--c-orange);
  line-height: 0.9;
}

.page-contact .chapter-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-navy);
  letter-spacing: 0.08em;
}

.page-contact .contact-board__grid {
  display: grid;
  gap: 20px;
}

/* ===== 单个指示牌 ===== */
.page-contact .contact-dock {
  background: #fff;
  border: 2px solid var(--c-navy);
  box-shadow: var(--shadow-hard);
  position: relative;
  overflow: hidden;
}

.page-contact .contact-dock::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: var(--c-green);
  opacity: 0.72;
}

.page-contact .contact-dock:nth-child(2)::before {
  background: var(--c-orange);
}

.page-contact .contact-dock:nth-child(3)::before {
  background: var(--c-blue);
}

.page-contact .contact-dock:nth-child(4)::before {
  background: var(--c-ink);
}

.page-contact .contact-dock__head {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 20px;
  background: transparent;
  border: 0;
  cursor: pointer;
  font-family: var(--font-body);
  text-align: left;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .contact-dock__head:hover {
  background: rgba(57, 255, 20, 0.06);
}

.page-contact .contact-dock__head:hover .contact-dock__arrow {
  transform: translateX(6px);
  color: var(--c-orange);
}

.page-contact .contact-dock__icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  border: 2px solid currentColor;
}

.page-contact .contact-dock__icon--green {
  color: var(--c-navy);
  background: rgba(57, 255, 20, 0.18);
}

.page-contact .contact-dock__icon--orange {
  color: var(--c-navy);
  background: rgba(255, 107, 53, 0.18);
}

.page-contact .contact-dock__icon--blue {
  color: var(--c-navy);
  background: rgba(46, 111, 242, 0.12);
}

.page-contact .contact-dock__icon--ink {
  color: #fff;
  background: var(--c-ink);
}

.page-contact .contact-dock__label {
  flex: 1;
  min-width: 0;
}

.page-contact .contact-dock__label strong {
  display: block;
  font-size: clamp(18px, 3vw, 24px);
  font-weight: 700;
  color: var(--c-navy);
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.page-contact .contact-dock__label small {
  display: block;
  font-size: 13px;
  color: var(--c-muted);
  margin-top: 4px;
}

.page-contact .contact-dock__arrow {
  flex-shrink: 0;
  color: var(--c-navy);
  transition: transform 0.2s ease, color 0.2s ease;
}

.page-contact .contact-dock__body {
  padding: 0 20px;
  transition: background 0.3s ease;
}

.page-contact .contact-dock[data-open] .contact-dock__body {
  background: #fff;
}

.page-contact .contact-dock__content {
  padding: 4px 0 24px;
  border-top: 1px dashed var(--c-line);
  padding-top: 20px;
}

.page-contact .contact-dock__text {
  margin-bottom: 14px;
  color: var(--c-muted);
  max-width: 62ch;
}

.page-contact .contact-dock__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .contact-dock__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--c-light);
  border: 1px solid var(--c-line);
  font-size: 13px;
  color: var(--c-navy);
  padding: 4px 10px;
  border-radius: 2px;
}

.page-contact .contact-dock__tag::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--c-green);
  display: inline-block;
  flex-shrink: 0;
}

.page-contact .contact-dock:nth-child(2) .contact-dock__tag::before {
  background: var(--c-orange);
}

.page-contact .contact-dock__note {
  font-size: 13px;
  color: var(--c-muted);
  border-left: 3px solid var(--c-line);
  padding-left: 12px;
  margin-top: 16px;
}

/* ===== 邮件区块 ===== */
.page-contact .contact-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--c-navy);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 20px;
  margin: 6px 0 4px;
  text-decoration: none;
  border: 2px solid var(--c-navy);
  position: relative;
  overflow: hidden;
  box-shadow: 4px 4px 0 rgba(57, 255, 20, 0.28);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.page-contact .contact-cta::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 80%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(57, 255, 20, 0.32), transparent);
  transform: skewX(-18deg);
  transition: left 0.4s ease;
}

.page-contact .contact-cta:hover::after {
  left: 130%;
}

.page-contact .contact-cta:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(57, 255, 20, 0.4);
}

.page-contact .contact-cta--mail span {
  word-break: break-all;
}

.page-contact .contact-cta--mail svg {
  flex-shrink: 0;
  color: var(--c-green);
}

/* ===== 热线区块 ===== */
.page-contact .contact-cta--phone {
  background: var(--c-orange);
  border-color: var(--c-orange);
  box-shadow: 4px 4px 0 rgba(10, 31, 68, 0.18);
  color: var(--c-ink);
  font-size: 15px;
}

.page-contact .contact-cta--phone svg {
  color: var(--c-navy);
}

.page-contact .contact-phone {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin: 6px 0 0;
}

.page-contact .contact-phone__num {
  font-family: var(--font-num);
  font-size: clamp(32px, 6vw, 52px);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-navy);
  line-height: 1;
}

/* ===== 地址区块 ===== */
.page-contact .contact-address {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--c-light);
  border-left: 4px solid var(--c-blue);
  padding: 18px;
  margin: 8px 0 4px;
  font-weight: 700;
  color: var(--c-navy);
}

.page-contact .contact-address__marker {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border-radius: 50%;
  background: var(--c-orange);
  border: 3px solid var(--c-navy);
  position: relative;
}

.page-contact .contact-address__marker::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--c-navy);
  border-radius: 50%;
  left: 3px;
  top: 3px;
}

/* ===== 反馈区块 ===== */
.page-contact .contact-route {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
}

.page-contact .contact-route__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  background: var(--c-light);
  padding: 12px 14px;
  font-size: 14px;
  border: 1px solid var(--c-line);
}

.page-contact .contact-route__badge {
  font-weight: 700;
  font-size: 13px;
  padding: 4px 10px;
  white-space: nowrap;
}

.page-contact .contact-route__badge--green {
  background: var(--c-green);
  color: var(--c-navy);
}

.page-contact .contact-route__badge--orange {
  background: var(--c-orange);
  color: var(--c-navy);
}

/* ===== 指示牌图片 ===== */
.page-contact .contact-dock__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border: 2px solid var(--c-line);
  margin: 0 0 20px;
}

.page-contact .contact-dock__img--mail {
  max-height: 220px;
  object-position: center;
}

.page-contact .contact-dock__img--map {
  max-height: 260px;
  object-position: center;
}

/* ===== 服务边界区 ===== */
.page-contact .contact-bounds {
  background: var(--c-navy);
  padding: clamp(44px, 8vw, 88px) 0;
  position: relative;
  overflow: hidden;
}

.page-contact .contact-bounds::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 240px;
  background: repeating-linear-gradient(-18deg, transparent 0 26px, rgba(57, 255, 20, 0.06) 26px 27px);
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .contact-bounds__chapter .chapter-title {
  color: #fff;
}

.page-contact .contact-bounds__chapter .chapter-index {
  color: var(--c-green);
}

.page-contact .contact-bounds__grid {
  display: grid;
  gap: 16px;
  position: relative;
  z-index: 1;
}

.page-contact .contact-bounds__card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(200, 210, 230, 0.22);
  padding: 22px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.page-contact .contact-bounds__card:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(57, 255, 20, 0.5);
  transform: translateX(4px);
}

.page-contact .contact-bounds__num {
  font-family: var(--font-num);
  font-size: 38px;
  font-weight: 700;
  color: var(--c-orange);
  line-height: 1;
  flex-shrink: 0;
  min-width: 44px;
}

.page-contact .contact-bounds__text {
  color: rgba(244, 246, 250, 0.84);
  font-size: 14px;
  margin: 0;
}

.page-contact .contact-bounds__text a {
  color: var(--c-green);
}

.page-contact .contact-bounds__foot {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 28px;
  padding: 20px;
  background: rgba(255, 107, 53, 0.12);
  border-left: 4px solid var(--c-orange);
  color: rgba(244, 246, 250, 0.9);
  font-size: 14px;
  position: relative;
  z-index: 1;
}

.page-contact .contact-bounds__foot svg {
  flex-shrink: 0;
}

/* ===== 相关指引 ===== */
.page-contact .contact-related {
  padding: clamp(36px, 6vw, 64px) 0;
  background:
    linear-gradient(rgba(244, 246, 250, 0.92), rgba(244, 246, 250, 0.92)),
    repeating-linear-gradient(12deg, transparent 0 36px, rgba(10, 31, 68, 0.05) 36px 37px);
}

.page-contact .contact-related__links {
  display: grid;
  gap: 0;
  border-top: 2px solid var(--c-navy);
}

.page-contact .contact-related__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 8px;
  border-bottom: 1px solid var(--c-line);
  text-decoration: none;
  color: var(--c-navy);
  transition: padding-left 0.2s, background 0.2s, border-color 0.2s;
  position: relative;
}

.page-contact .contact-related__link::before {
  content: "→";
  font-family: var(--font-num);
  color: var(--c-orange);
  font-size: 20px;
  position: absolute;
  left: -6px;
  opacity: 0;
  transition: opacity 0.2s, left 0.2s;
}

.page-contact .contact-related__link:hover {
  padding-left: 26px;
  border-bottom-color: var(--c-green);
  background: rgba(57, 255, 20, 0.06);
}

.page-contact .contact-related__link:hover::before {
  opacity: 1;
  left: 6px;
}

.page-contact .contact-related__link span {
  font-weight: 700;
  font-size: 17px;
}

.page-contact .contact-related__link small {
  color: var(--c-muted);
  font-size: 13px;
  text-align: right;
}

/* ===== 动效 ===== */
.page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.page-contact .is-revealed[data-reveal] {
  opacity: 1;
  transform: translateY(0);
}

.page-contact .contact-dock__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease-out;
}

.page-contact .contact-dock__body > * {
  min-height: 0;
}

.page-contact .contact-dock .contact-dock__body .contact-dock__content,
.page-contact .contact-dock .contact-dock__body .contact-dock__img {
  overflow: hidden;
  display: none;
}

.page-contact .contact-dock[data-open] .contact-dock__body {
  grid-template-rows: 1fr;
}

.page-contact .contact-dock[data-open] .contact-dock__body .contact-dock__content,
.page-contact .contact-dock[data-open] .contact-dock__body .contact-dock__img {
  display: block;
}

/* ===== 桌面端 ≥768px ===== */
@media (min-width: 768px) {
  .page-contact .contact-board__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .page-contact .contact-dock__head {
    padding: 28px 24px;
  }

  .page-contact .contact-dock__body {
    padding: 0 24px;
  }

  .page-contact .contact-dock__icon {
    width: 60px;
    height: 60px;
  }

  .page-contact .contact-dock__label strong {
    font-size: 22px;
  }

  .page-contact .contact-bounds__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .page-contact .contact-related__links {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 32px;
    border-top: 0;
  }

  .page-contact .contact-related__link {
    border-bottom: 1px solid var(--c-line);
  }
}

/* ===== 桌面端 ≥1100px ===== */
@media (min-width: 1100px) {
  .page-contact .contact-hero h1 {
    font-size: 64px;
    max-width: 14ch;
  }

  .page-contact .contact-board {
    padding: 80px 0 96px;
  }

  .page-contact .contact-dock__head {
    min-height: 96px;
  }

  .page-contact .contact-dock__img--mail {
    max-height: 240px;
  }

  .page-contact .contact-dock__img--map {
    max-height: 280px;
  }

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

  .page-contact .contact-bounds__card {
    flex-direction: column;
  }

  .page-contact .contact-bounds__num {
    font-size: 48px;
  }

  .page-contact .contact-related__links {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .page-contact .contact-related__link {
    border: 1px solid var(--c-line);
    padding: 22px 18px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 8px;
    background: #fff;
    box-shadow: 4px 4px 0 rgba(10, 31, 68, 0.08);
  }

  .page-contact .contact-related__link:hover {
    padding-left: 18px;
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 rgba(10, 31, 68, 0.16);
  }

  .page-contact .contact-related__link::before {
    right: 16px;
    left: auto;
    top: 50%;
    transform: translateY(-50%);
  }

  .page-contact .contact-related__link:hover::before {
    left: auto;
    right: 12px;
    opacity: 1;
  }

  .page-contact .contact-related__link small {
    text-align: left;
  }
}

/* ===== 安全区：确保窄屏不横向溢出 ===== */
@media (max-width: 480px) {
  .page-contact .contact-hero__meta {
    flex-direction: column;
    gap: 10px;
  }

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

  .page-contact .contact-dock__label {
    flex-basis: calc(100% - 70px);
  }

  .page-contact .contact-dock__arrow {
    display: none;
  }

  .page-contact .contact-phone {
    align-items: flex-start;
    flex-direction: column;
  }

  .page-contact .contact-phone__num {
    font-size: 30px;
    word-break: break-all;
  }

  .page-contact .contact-cta--mail {
    width: 100%;
    justify-content: space-between;
  }

  .page-contact .contact-cta--mail span {
    font-size: 14px;
  }

  .page-contact .contact-bounds__card {
    flex-direction: row;
    padding: 18px;
  }

  .page-contact .contact-related__link small {
    max-width: 40%;
  }
}