.page-contact {
  position: relative;
  overflow-x: hidden;
  color: var(--c-cream);
  padding-bottom: clamp(8px, 2vw, 24px);
}

.page-contact .breadcrumb {
  padding-top: clamp(14px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(18px, 3.5vw, 36px) 0 clamp(26px, 5vw, 58px);
}

.page-contact .contact-hero__title {
  margin: 12px 0 0;
  max-width: 18ch;
  font-size: clamp(2rem, 5.6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--c-cream);
}

.page-contact .contact-hero__lede {
  margin: 20px 0 0;
  max-width: 64ch;
  font-size: clamp(1rem, 1.05vw, 1.125rem);
  line-height: 1.78;
  color: var(--c-mist);
}

/* ---------- 对角线主体 ---------- */
.page-contact .contact-diagonal {
  position: relative;
  padding: clamp(6px, 1.5vw, 14px) 0 clamp(36px, 6vw, 72px);
}

.page-contact .contact-diagonal__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3.5vw, 34px);
}

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

.page-contact .contact-diagonal__a,
.page-contact .contact-diagonal__b,
.page-contact .contact-visual {
  position: relative;
  z-index: 1;
}

/* ---------- 联系卡 ---------- */
.page-contact .card {
  position: relative;
  border-radius: var(--r-lg);
  padding: clamp(22px, 3.6vw, 40px);
}

.page-contact .contact-card {
  background: linear-gradient(180deg, var(--c-ink-2) 0%, var(--c-ink) 100%);
  border: 1px solid var(--line-gold-strong);
}

.page-contact .contact-card__heading {
  margin: 12px 0 0;
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--c-cream);
}

.page-contact .contact-card__intro {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--c-mist);
}

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

.page-contact .channel:first-of-type {
  margin-top: 26px;
  padding-top: 0;
  border-top: 0;
}

.page-contact .channel__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .channel__name {
  margin: 0;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-cream);
}

.page-contact .channel__value {
  display: inline-block;
  margin-top: 12px;
  font-size: clamp(1.05rem, 1.7vw, 1.4rem);
  letter-spacing: 0.01em;
  word-break: break-all;
  color: var(--c-gold-soft);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-gold);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

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

.page-contact .channel__value--plain {
  cursor: default;
  border-bottom: 0;
  color: var(--c-gold-soft);
}

.page-contact .channel__use {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .contact-card__hours {
  display: inline-block;
  margin: 28px 0 0;
  padding: 11px 18px;
  border-radius: var(--r-pill);
  background: var(--c-ink-3);
  color: var(--c-gold-soft);
  font-size: var(--step--1);
  letter-spacing: 0.04em;
}

/* ---------- 氛围图 ---------- */
.page-contact .contact-visual {
  margin: 0;
}

.page-contact .contact-visual .media-frame {
  aspect-ratio: 11 / 8;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-gold);
}

.page-contact .contact-visual img,
.page-contact .request-visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .contact-visual__caption,
.page-contact .request-visual__caption {
  margin-top: 10px;
  font-size: var(--step--1);
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--c-mist);
}

/* ---------- 资料索取卡 ---------- */
.page-contact .request-card {
  background: var(--c-cream);
  border: 1px solid var(--line-gold-strong);
  color: var(--c-brown);
}

.page-contact .request-card .card-num {
  color: var(--c-brown);
}

.page-contact .request-card__heading {
  margin: 12px 0 0;
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--c-brown);
}

.page-contact .request-card__intro {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: var(--step-0);
  line-height: 1.78;
  color: rgba(26, 21, 18, 0.8);
}

.page-contact .request-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .request-list__item {
  padding: 16px 18px;
  background: rgba(7, 19, 15, 0.055);
  border-left: 3px solid var(--c-gold);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

.page-contact .request-list__idx {
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  color: rgba(26, 21, 18, 0.55);
}

.page-contact .request-list__name {
  margin: 6px 0 0;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-brown);
}

.page-contact .request-list__text {
  margin: 8px 0 0;
  font-size: var(--step-0);
  line-height: 1.72;
  color: rgba(26, 21, 18, 0.76);
}

.page-contact .request-card__note {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(26, 21, 18, 0.26);
  font-size: var(--step--1);
  line-height: 1.72;
  color: rgba(26, 21, 18, 0.7);
}

.page-contact .request-visual {
  margin: 24px 0 0;
}

.page-contact .request-visual .media-frame {
  aspect-ratio: 9 / 6;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid rgba(26, 21, 18, 0.16);
}

.page-contact .request-visual__caption {
  color: rgba(26, 21, 18, 0.62);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .prep {
  padding: clamp(20px, 3.5vw, 44px) 0;
}

.page-contact .prep__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: prep;
}

.page-contact .prep-list li {
  position: relative;
  padding: 16px 0 16px 46px;
  border-bottom: 1px solid var(--line-mist);
  font-size: var(--step-0);
  line-height: 1.72;
  color: var(--c-cream);
}

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

.page-contact .prep-list li::before {
  counter-increment: prep;
  content: counter(prep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 18px;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  color: var(--c-gold);
}

.page-contact .prep__aside {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line-gold);
  border-radius: var(--r-lg);
  background: var(--c-ink-2);
}

.page-contact .prep__aside-title {
  margin: 0;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-gold-soft);
}

.page-contact .prep__aside-text {
  margin: 12px 0 22px;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--c-mist);
}

/* ---------- 回复节奏 ---------- */
.page-contact .cadence {
  padding: clamp(20px, 3.5vw, 44px) 0;
}

.page-contact .cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.4vw, 22px);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-contact .cadence__item {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line-mist);
  border-radius: var(--r-md);
  background: var(--c-ink-2);
  transition: border-color 0.25s var(--ease);
}

.page-contact .cadence__item:hover {
  border-color: var(--line-gold-strong);
}

.page-contact .cadence__label {
  display: inline-block;
  padding: 5px 13px;
  border-radius: var(--r-pill);
  background: var(--c-ink-3);
  color: var(--c-cyan);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
}

.page-contact .cadence__item h3 {
  margin: 15px 0 8px;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-cream);
}

.page-contact .cadence__item p {
  margin: 0;
  font-size: var(--step-0);
  line-height: 1.76;
  color: var(--c-mist);
}

/* ---------- 服务地区与备案 ---------- */
.page-contact .filing {
  padding: clamp(20px, 3.5vw, 44px) 0 clamp(28px, 4.5vw, 52px);
}

.page-contact .filing__bar {
  padding: clamp(20px, 3.2vw, 34px);
  border: 1px solid var(--line-gold);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, var(--c-ink-2) 0%, var(--c-ink) 100%);
}

.page-contact .filing__label {
  margin: 0;
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  color: var(--c-gold);
}

.page-contact .filing__title {
  margin: 12px 0 22px;
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--c-cream);
}

.page-contact .filing__list {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-contact .filing__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-mist);
  font-size: var(--step-0);
}

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

.page-contact .filing__row dt {
  flex: 0 0 auto;
  color: var(--c-mist);
  white-space: nowrap;
}

.page-contact .filing__row dd {
  margin: 0;
  text-align: right;
  line-height: 1.6;
  color: var(--c-cream);
}

/* ---------- 站内指引 ---------- */
.page-contact .crosslinks {
  padding: 0 0 clamp(32px, 5vw, 64px);
}

.page-contact .crosslinks__lead {
  margin: 0 0 18px;
  max-width: 48ch;
  font-size: var(--step-1);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--c-gold-soft);
}

.page-contact .crosslinks__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-contact .crosslinks__link {
  display: block;
  padding: 16px 20px;
  border: 1px solid var(--line-gold);
  border-radius: var(--r-md);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--c-cream);
  text-decoration: none;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background-color 0.25s var(--ease);
}

.page-contact .crosslinks__link:hover,
.page-contact .crosslinks__link:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
  background: rgba(56, 225, 206, 0.06);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-contact .cadence__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .crosslinks__list {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 24px;
  }

  .page-contact .filing__list {
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(24px, 4vw, 52px);
  }
}

@media (min-width: 900px) {
  .page-contact .prep__grid {
    grid-template-columns: 8fr 4fr;
    align-items: start;
  }

  .page-contact .contact-diagonal__inner {
    grid-template-columns: repeat(12, 1fr);
    column-gap: 28px;
    row-gap: 48px;
  }

  .page-contact .contact-diagonal__a {
    grid-column: 1 / span 7;
  }

  .page-contact .contact-visual {
    grid-column: 8 / span 5;
  }

  .page-contact .contact-diagonal__b {
    grid-column: 4 / span 9;
  }

  .page-contact .contact-diagonal__line {
    display: block;
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    z-index: 0;
    pointer-events: none;
  }

  .page-contact .contact-diagonal__line path {
    stroke: var(--c-cyan);
    opacity: 0.38;
  }

  .page-contact .contact-diagonal__line circle {
    fill: var(--c-cyan);
    opacity: 0.72;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero__lede {
    max-width: 68ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel__value,
  .page-contact .cadence__item,
  .page-contact .crosslinks__link {
    transition: none;
  }
}