.page-contact {
  --cc-border: rgba(127, 243, 228, .22);
  --cc-border-hot: rgba(43, 232, 208, .55);
  --cc-glow: 0 0 0 1px rgba(43, 232, 208, .14), 0 26px 56px rgba(1, 7, 13, .5);
  --cc-surface: linear-gradient(158deg, rgba(18, 58, 94, .92) 0%, rgba(10, 37, 64, .86) 100%);
  position: relative;
  background: var(--abyss);
  color: var(--mist);
  overflow-x: clip;
}

.page-contact [id][data-section] {
  scroll-margin-top: 116px;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding: clamp(24px, 5vw, 44px) 0 0;
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-contact .breadcrumbs__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--slate);
  opacity: .55;
}

.page-contact .breadcrumbs__list a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}

.page-contact .breadcrumbs__list a:hover {
  border-bottom-color: var(--line-strong);
}

.page-contact .breadcrumbs__list [aria-current="page"] {
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  margin-top: clamp(16px, 3vw, 28px);
  padding: clamp(34px, 6vw, 68px) 0 clamp(52px, 8vw, 100px);
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(43, 232, 208, .14), transparent 62%),
    radial-gradient(80% 90% at 4% 100%, rgba(255, 138, 61, .09), transparent 66%),
    linear-gradient(158deg, var(--hull) 0%, var(--abyss) 74%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 42px), 0 100%);
}

.page-contact .contact-hero .line-field {
  position: absolute;
  inset: auto -10% 8% -10%;
  height: 220px;
  pointer-events: none;
  opacity: .5;
}

.page-contact .contact-hero__title {
  position: relative;
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6.6vw, 74px);
  line-height: 1.05;
  letter-spacing: -.02em;
  max-width: 21ch;
  color: var(--mist);
}

.page-contact .contact-hero__title em {
  font-style: normal;
  color: var(--cyan);
  position: relative;
  white-space: nowrap;
}

.page-contact .contact-hero__lead {
  position: relative;
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: clamp(15.5px, 1.7vw, 18px);
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .contact-hero__facts {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__fact {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 13.5px;
  color: var(--slate);
}

.page-contact .contact-hero__fact b {
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--cyan);
}

.page-contact .contact-hero__figure {
  margin: clamp(30px, 5vw, 56px) 0 0;
}

/* ---------- 通用区块节奏 ---------- */
.page-contact .section {
  position: relative;
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-contact .section__head {
  max-width: 72ch;
}

.page-contact .contact-scope__title,
.page-contact .contact-channels__title,
.page-contact .contact-prepare__title,
.page-contact .contact-response__title,
.page-contact .contact-partners__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--mist);
}

.page-contact .contact-scope__lead,
.page-contact .contact-channels__lead,
.page-contact .contact-prepare__lead,
.page-contact .contact-response__lead,
.page-contact .contact-partners__lead {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .section-no {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--cyan);
  opacity: .9;
}

/* ---------- 01 受理范围 ---------- */
.page-contact .contact-scope {
  background: linear-gradient(180deg, var(--abyss) 0%, rgba(10, 37, 64, .72) 100%);
}

.page-contact .contact-scope__list {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .contact-scope__item {
  position: relative;
  padding: 22px 22px 24px 26px;
  background: var(--cc-surface);
  border: 1px solid var(--cc-border);
  border-radius: var(--radius-lg);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), 0 100%);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-contact .contact-scope__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 3px;
  height: 24px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-contact .contact-scope__item:hover {
  border-color: var(--cc-border-hot);
  transform: translateY(-2px);
}

.page-contact .contact-scope__no {
  display: block;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .contact-scope__item h3 {
  margin: 9px 0 7px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-contact .contact-scope__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--slate);
}

/* ---------- 02 联系方式 ---------- */
.page-contact .contact-channels {
  background:
    radial-gradient(90% 70% at 82% 12%, rgba(255, 138, 61, .08), transparent 62%),
    linear-gradient(180deg, var(--hull) 0%, var(--abyss) 100%);
  clip-path: polygon(0 26px, 100% 0, 100% 100%, 0 100%);
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 46px);
}

.page-contact .contact-card {
  position: relative;
  padding: 26px 24px 24px;
  background: var(--cc-surface);
  border: 1px solid var(--cc-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--cc-glow);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), 0 100%);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-contact .contact-card:hover {
  border-color: var(--cc-border-hot);
  transform: translateY(-2px);
}

.page-contact .contact-card__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.03em;
  color: transparent;
  -webkit-text-stroke: 1px var(--cyan);
}

.page-contact .contact-card__title {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--cyan-soft);
}

.page-contact .contact-card__value {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.005em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__desc {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--slate);
}

.page-contact .contact-card__meta {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(143, 168, 184, .32);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--amber);
}

.page-contact .contact-channels__visual {
  margin: clamp(30px, 5vw, 56px) 0 0;
}

/* ---------- 03 咨询准备 ---------- */
.page-contact .contact-prepare {
  background: var(--abyss);
}

.page-contact .contact-prepare__list {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-prepare__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--cc-border);
  border-radius: var(--radius);
  background: rgba(10, 37, 64, .6);
  transition: border-color 180ms var(--ease);
}

.page-contact .contact-prepare__item:hover {
  border-color: var(--cc-border-hot);
}

.page-contact .contact-prepare__box {
  flex: 0 0 auto;
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 3px;
  border: 1.5px solid var(--cyan);
  border-radius: 5px;
  background: rgba(43, 232, 208, .1);
}

.page-contact .contact-prepare__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(40deg);
}

.page-contact .contact-prepare__text h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--mist);
}

.page-contact .contact-prepare__text p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--slate);
}

/* ---------- 04 响应节奏 ---------- */
.page-contact .contact-response {
  background: linear-gradient(180deg, var(--abyss) 0%, rgba(10, 37, 64, .8) 60%, var(--abyss) 100%);
}

.page-contact .contact-response__steps {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
}

.page-contact .contact-response__step {
  position: relative;
  margin-left: 6px;
  padding: 0 0 30px 42px;
  border-left: 1px solid var(--line);
}

.page-contact .contact-response__step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .contact-response__step::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 5px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(43, 232, 208, .16);
}

.page-contact .contact-response__step:last-child::before {
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, .18);
}

.page-contact .contact-response__no {
  display: block;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .contact-response__step:last-child .contact-response__no {
  color: var(--orange);
}

.page-contact .contact-response__step h3 {
  margin: 7px 0 7px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-contact .contact-response__step p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .contact-response__note {
  margin: clamp(28px, 4vw, 42px) 0 0;
}

/* ---------- 05 合作对接 ---------- */
.page-contact .contact-partners {
  background: var(--abyss);
}

.page-contact .contact-partners__grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .contact-partners__card {
  padding: 24px 22px;
  border: 1px solid var(--cc-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(162deg, rgba(18, 58, 94, .82) 0%, rgba(4, 18, 31, .92) 100%);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-contact .contact-partners__card:hover {
  border-color: var(--cc-border-hot);
  transform: translateY(-2px);
}

.page-contact .contact-partners__card h3 {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-contact .contact-partners__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--slate);
}

.page-contact .contact-partners__start {
  margin-top: clamp(30px, 5vw, 52px);
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--cc-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(10, 37, 64, .92), rgba(4, 18, 31, .96));
}

.page-contact .contact-partners__start-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 28px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-contact .contact-partners__steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-partners__steps li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--slate);
}

.page-contact .contact-partners__steps .mono {
  flex: 0 0 auto;
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--orange);
  padding-top: 3px;
}

.page-contact .contact-partners__back {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .contact-partners__back a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 180ms var(--ease);
}

.page-contact .contact-partners__back a:hover {
  color: var(--mist);
}

/* ---------- 页尾受理时段条 ---------- */
.page-contact .contact-hours {
  position: relative;
  padding: clamp(20px, 3vw, 28px) 0;
  background: linear-gradient(90deg, rgba(43, 232, 208, .1), rgba(255, 138, 61, .1) 62%, transparent);
  border-top: 1px solid var(--line);
}

.page-contact .contact-hours__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
}

.page-contact .contact-hours__text {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-contact .contact-hours__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
}

.page-contact .contact-hours__links a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-contact .contact-hours__links a:hover {
  color: var(--mist);
  border-bottom-color: var(--line-strong);
}

/* ---------- 断点 ---------- */
@media (max-width: 719px) {
  .page-contact .contact-hero {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), 0 100%);
  }

  .page-contact .contact-hero__title {
    max-width: none;
  }

  .page-contact .contact-hero__title em {
    white-space: normal;
  }

  .page-contact .contact-card__no {
    font-size: 30px;
  }
}

@media (min-width: 720px) {
  .page-contact .contact-scope__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 22px;
  }

  .page-contact .contact-scope__item:first-child {
    grid-column: span 2;
  }

  .page-contact .contact-prepare__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 20px;
  }

  .page-contact .contact-partners__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }

  .page-contact .contact-card:nth-child(2) {
    margin-top: 34px;
  }

  .page-contact .contact-card:nth-child(3) {
    margin-top: 68px;
  }

  .page-contact .contact-channels__visual {
    max-width: 60%;
    margin-left: auto;
    margin-top: clamp(48px, 6vw, 82px);
  }

  .page-contact .contact-response__steps {
    max-width: 78ch;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-scope__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-scope__item:first-child {
    grid-column: span 2;
  }

  .page-contact .contact-partners__start {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 20px 40px;
    align-items: start;
  }

  .page-contact .contact-partners__start-title {
    grid-column: 1;
  }

  .page-contact .contact-partners__steps {
    grid-column: 1;
    margin-top: 16px;
  }

  .page-contact .contact-partners__back {
    grid-column: 2;
    grid-row: 1 / span 2;
    margin: 0;
    padding: 0 0 0 32px;
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-scope__item,
  .page-contact .contact-card,
  .page-contact .contact-partners__card,
  .page-contact .contact-prepare__item {
    transition: none;
  }

  .page-contact .contact-scope__item:hover,
  .page-contact .contact-card:hover,
  .page-contact .contact-partners__card:hover {
    transform: none;
  }
}