.page-contact {
  --pc-line: rgba(32, 40, 42, .13);
  --pc-line-soft: rgba(32, 40, 42, .08);
  --pc-tint: rgba(227, 139, 36, .1);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  background: var(--c-deep);
  color: var(--c-paper);
  padding: clamp(1.6rem, 4vw, 2.4rem) 0 clamp(2.4rem, 6vw, 4rem);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -16%;
  top: -40%;
  width: min(60vw, 620px);
  aspect-ratio: 1;
  border-radius: 46% 54% 38% 62% / 55% 42% 58% 45%;
  background: radial-gradient(circle at 34% 34%, rgba(44, 107, 116, .62), rgba(14, 42, 34, 0) 72%);
  pointer-events: none;
}

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

.page-contact .contact-hero .breadcrumb,
.page-contact .contact-hero .breadcrumb a {
  color: rgba(244, 241, 232, .62);
}

.page-contact .contact-hero .breadcrumb a:hover,
.page-contact .contact-hero .breadcrumb a:focus-visible {
  color: var(--c-amber);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.9rem 3rem;
  margin-top: clamp(1.4rem, 4vw, 2.6rem);
}

.page-contact .contact-hero .eyebrow {
  color: var(--c-amber);
  letter-spacing: .16em;
}

.page-contact h1 {
  margin: .55rem 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 8vw, 3.8rem);
  line-height: 1.04;
  letter-spacing: -.022em;
  color: var(--c-paper);
}

.page-contact .contact-hero .lede {
  max-width: 36em;
  margin: 1.05rem 0 0;
  color: rgba(244, 241, 232, .8);
  font-size: clamp(.98rem, 2.4vw, 1.06rem);
}

.page-contact .contact-hero__meta {
  margin: 0;
  padding-left: 1.05rem;
  border-left: 2px solid var(--c-amber);
  align-self: end;
}

.page-contact .contact-hero__meta > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .6rem 0;
  border-bottom: 1px dashed rgba(244, 241, 232, .18);
}

.page-contact .contact-hero__meta > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .contact-hero__meta dt {
  font-size: .74rem;
  letter-spacing: .12em;
  color: rgba(244, 241, 232, .6);
}

.page-contact .contact-hero__meta dd {
  margin: 0;
  font-family: var(--f-mono);
  font-size: .92rem;
  font-weight: 600;
  color: var(--c-amber-pale);
  text-align: right;
}

/* ---------- 横幅图 ---------- */

.page-contact .contact-banner {
  margin: clamp(1.8rem, 5vw, 3rem) 0 0;
  overflow: hidden;
  border-radius: 16px;
  background: var(--c-paper-2);
}

.page-contact .contact-banner img,
.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .pc-figcap {
  display: block;
  padding: .7rem 1rem .8rem;
  font-family: var(--f-mono);
  font-size: .78rem;
  line-height: 1.6;
  color: var(--c-mono);
  background: var(--c-paper-2);
}

.page-contact .flow-figure .pc-figcap {
  border-radius: 0 0 14px 14px;
}

/* ---------- 双栏主体 ---------- */

.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.2rem, 5vw, 3.4rem);
  align-items: start;
}

.page-contact .contact-side__note {
  margin: .9rem 0 1.6rem;
  font-size: .96rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .84;
}

.page-contact .contact-side__block {
  padding: 1rem 0 1.1rem;
  border-top: 2px solid var(--pc-line);
}

.page-contact .contact-side__block:first-of-type {
  border-top: 3px solid var(--c-deep);
}

.page-contact .contact-key {
  display: block;
  margin-bottom: .35rem;
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--c-steel);
}

.page-contact .contact-line {
  display: inline-block;
  max-width: 100%;
  padding-bottom: .12rem;
  font-family: var(--f-mono);
  font-size: clamp(.98rem, 3.4vw, 1.16rem);
  font-weight: 600;
  color: var(--c-mono);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-line:hover,
.page-contact .contact-line:focus-visible {
  color: var(--c-amber);
  border-bottom-color: var(--c-amber);
}

.page-contact .contact-line--phone {
  font-size: clamp(1.55rem, 7vw, 2.15rem);
  letter-spacing: .01em;
  color: var(--c-deep);
}

.page-contact .contact-side__hint {
  margin: .5rem 0 0;
  font-size: .86rem;
  line-height: 1.68;
  color: var(--c-ink);
  opacity: .7;
}

.page-contact .contact-side__hours {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-ink);
}

/* ---------- 分流通道 ---------- */

.page-contact .contact-flow__intro {
  margin: .9rem 0 0;
  max-width: 40em;
  font-size: .96rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .84;
}

.page-contact .lane-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  border-top: 1px solid var(--pc-line);
}

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

.page-contact .lane__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: .9rem;
  align-items: start;
  padding: 1.15rem .3rem;
  color: inherit;
  text-decoration: none;
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-contact .lane__link:hover,
.page-contact .lane__link:focus-visible {
  background: var(--pc-tint);
  padding-left: .9rem;
  outline: none;
}

.page-contact .lane__no {
  padding-top: .2rem;
  font-family: var(--f-mono);
  font-size: .82rem;
  font-weight: 600;
  color: var(--c-amber);
}

.page-contact .lane__title {
  display: block;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 3.6vw, 1.35rem);
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-contact .lane__desc {
  display: block;
  margin-top: .35rem;
  font-size: .93rem;
  line-height: 1.72;
  color: var(--c-ink);
  opacity: .82;
}

.page-contact .lane__go {
  padding-top: .18rem;
  font-family: var(--f-mono);
  font-size: 1.05rem;
  color: var(--c-steel-soft);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .lane__link:hover .lane__go,
.page-contact .lane__link:focus-visible .lane__go {
  transform: translateX(4px);
  color: var(--c-amber);
}

/* ---------- 分流图 ---------- */

.page-contact .flow-figure {
  margin: clamp(1.8rem, 5vw, 2.6rem) 0 0;
  overflow: hidden;
  border-radius: 14px;
  background: var(--c-paper-2);
}

/* ---------- 邮件写法 ---------- */

.page-contact .compose {
  margin-top: clamp(2.2rem, 6vw, 3.2rem);
  padding-top: clamp(1.4rem, 4vw, 2rem);
  border-top: 3px solid var(--c-deep);
}

.page-contact .compose__intro {
  margin: .9rem 0 0;
  max-width: 40em;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .82;
}

.page-contact .compose__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.3rem;
  margin-top: 1.6rem;
}

.page-contact .compose__field {
  padding-top: .85rem;
  border-top: 2px solid var(--c-steel-soft);
}

.page-contact .compose__field h3 {
  margin: 0 0 .4rem;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.04rem;
  letter-spacing: -.005em;
  color: var(--c-deep);
}

.page-contact .compose__field p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--c-ink);
  opacity: .82;
}

/* ---------- 提交前准备 ---------- */

.page-contact .prep {
  background: var(--c-paper-2);
}

.page-contact .prep__intro {
  margin: .9rem 0 0;
  max-width: 42em;
  font-size: .96rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .82;
}

.page-contact .prep__grid {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin: 1.8rem 0 0;
  padding: 0;
}

.page-contact .prep__item {
  position: relative;
  padding: 1.1rem 1.1rem 1.2rem 1.2rem;
  background: var(--c-paper);
  border-left: 3px solid var(--c-amber);
  border-radius: 0 12px 12px 0;
}

.page-contact .prep__mark {
  display: block;
  font-family: var(--f-mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--c-steel);
}

.page-contact .prep__item h3 {
  margin: .5rem 0 .45rem;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.14rem;
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-contact .prep__item p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--c-ink);
  opacity: .84;
}

/* ---------- 自助答疑 ---------- */

.page-contact .self-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  align-items: start;
}

.page-contact .self-help__text .prose {
  margin: 1rem 0 0;
  max-width: 42em;
}

.page-contact .self-help__action {
  padding-top: .4rem;
}

.page-contact .self-help__hint {
  margin: .9rem 0 0;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--c-ink);
  opacity: .68;
}

/* ---------- 响应节奏 ---------- */

.page-contact .rhythm {
  background: var(--c-deep-2);
  color: var(--c-paper);
  padding-bottom: clamp(2.6rem, 6vw, 4rem);
}

.page-contact .rhythm .eyebrow {
  color: var(--c-amber);
  letter-spacing: .16em;
}

.page-contact .rhythm .section-title {
  color: var(--c-paper);
  max-width: 22em;
}

.page-contact .rhythm__track {
  position: relative;
  height: 8px;
  margin: clamp(1.8rem, 5vw, 2.6rem) 0 0;
  border-radius: 999px;
  background: rgba(244, 241, 232, .16);
  overflow: hidden;
}

.page-contact .rhythm__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 78%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--c-steel), var(--c-amber));
}

.page-contact .rhythm__marks {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
  margin: 1.4rem 0 0;
  padding: 0;
}

.page-contact .rhythm__marks li {
  padding-left: .95rem;
  border-left: 2px solid rgba(244, 241, 232, .22);
}

.page-contact .rhythm__t {
  display: block;
  font-family: var(--f-mono);
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--c-amber);
}

.page-contact .rhythm__l {
  display: block;
  margin-top: .28rem;
  font-size: .89rem;
  line-height: 1.68;
  color: rgba(244, 241, 232, .74);
}

.page-contact .rhythm__close {
  margin: clamp(1.6rem, 4vw, 2.2rem) 0 0;
  max-width: 44em;
  font-size: .9rem;
  line-height: 1.75;
  color: rgba(244, 241, 232, .7);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .compose__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .prep__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }

  .page-contact .self-help {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 2.6rem;
    align-items: center;
  }

  .page-contact .self-help__action {
    text-align: right;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(250px, 4fr) minmax(0, 8fr);
    gap: clamp(2.4rem, 4vw, 3.6rem);
  }

  .page-contact .contact-side {
    position: sticky;
    top: 6.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .lane__link,
  .page-contact .lane__go,
  .page-contact .contact-line {
    transition: none;
  }

  .page-contact .lane__link:hover .lane__go {
    transform: none;
  }
}