.page-contact {
  --c-surface: #FFFFFF;
  background: var(--ivory);
  color: var(--black);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .c-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .35rem .5rem;
  margin: 0;
  padding: clamp(1.25rem, 3vw, 2rem) 0 0;
  list-style: none;
  font-size: .85rem;
  color: var(--muted);
}
.page-contact .c-crumb li + li::before {
  content: "/";
  margin-right: .5rem;
  color: var(--gold);
}
.page-contact .c-crumb a {
  color: var(--red);
  text-decoration: none;
}
.page-contact .c-crumb a:hover {
  text-decoration: underline;
}

/* ---------- 通用链接 ---------- */
.page-contact .c-link {
  color: var(--red);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--line-gold);
  text-underline-offset: 3px;
}
.page-contact .c-link:hover {
  color: var(--red-deep);
  text-decoration-color: var(--gold);
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero {
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(2.5rem, 6vw, 5rem);
}
.page-contact .c-hero__inner {
  display: grid;
  gap: clamp(2rem, 5vw, 3.25rem);
}
.page-contact .c-hero__inner > * {
  min-width: 0;
}
.page-contact h1 {
  margin: .6rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.6vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--red-ink);
}
.page-contact .c-hero__intro {
  max-width: 54ch;
  margin: 0 0 1.75rem;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--muted);
}
.page-contact .c-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* 右侧通道区 */
.page-contact .c-hero__side {
  position: relative;
  isolation: isolate;
}
.page-contact .c-hero__art {
  position: absolute;
  z-index: -1;
  left: -12%;
  bottom: -16%;
  width: 118%;
  opacity: .14;
  pointer-events: none;
}
.page-contact .c-hero__art img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 48% 52% 44% 56% / 52% 46% 54% 48%;
}
.page-contact .c-hero__side-title {
  margin: 0 0 .4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--red-ink);
}
.page-contact .c-hero__side-note {
  margin: 0 0 1.15rem;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--muted);
}
.page-contact .c-channels {
  display: grid;
  gap: .9rem;
}
.page-contact .c-channel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  padding: 1.25rem 1.35rem;
  background: var(--c-surface);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  transition: transform .35s var(--ease), border-color .35s var(--ease);
}
.page-contact .c-channel:hover {
  transform: translateY(-3px);
  border-color: var(--line-gold);
}
.page-contact .c-channel:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-color: var(--line-gold);
}
.page-contact .c-channel__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(150deg, var(--red) 0%, var(--red-deep) 100%);
  color: var(--gold-light);
}
.page-contact .c-channel__icon svg {
  display: block;
  width: 22px;
  height: 22px;
}
.page-contact .c-channel__label {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--muted);
}
.page-contact .c-channel__value {
  margin: .3rem 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(.95rem, 2.6vw, 1.05rem);
  font-weight: 600;
  color: var(--red-deep);
  overflow-wrap: anywhere;
}
.page-contact .c-channel__note {
  margin: .5rem 0 0;
  font-size: .9rem;
  line-height: 1.68;
  color: var(--muted);
}

/* ---------- 回复节奏（深墨蓝数据区） ---------- */
.page-contact .c-response {
  position: relative;
  padding: clamp(3rem, 8vw, 5.5rem) 0;
  background: linear-gradient(155deg, var(--ink) 0%, var(--ink-mid) 100%);
  color: var(--ivory);
}
.page-contact .c-response::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(115deg, rgba(201, 162, 39, .09) 0 1px, transparent 1px 78px);
  pointer-events: none;
}
.page-contact .c-response .container {
  position: relative;
}
.page-contact .c-response .eyebrow {
  color: var(--gold);
}
.page-contact .c-response .section-title {
  color: var(--ivory);
}
.page-contact .c-response .prose {
  max-width: 68ch;
  color: rgba(247, 242, 231, .84);
}
.page-contact .c-response__band {
  margin: clamp(2rem, 5vw, 3rem) 0 0;
  border: 1px solid rgba(201, 162, 39, .32);
  border-radius: var(--r-card);
  background: rgba(247, 242, 231, .04);
  overflow: hidden;
}
.page-contact .c-response__band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 380;
  object-fit: cover;
}
.page-contact .c-response__band figcaption {
  padding: .85rem 1.25rem;
  border-top: 1px solid rgba(201, 162, 39, .2);
  font-size: .85rem;
  line-height: 1.6;
  color: rgba(247, 242, 231, .68);
}
.page-contact .c-response__metrics {
  display: grid;
  gap: .9rem;
  margin-top: clamp(1.5rem, 4vw, 2rem);
}
.page-contact .c-metric {
  padding: 1.5rem 1.5rem 1.6rem;
  border: 1px solid rgba(201, 162, 39, .26);
  border-radius: var(--r-card);
  background: rgba(247, 242, 231, .06);
}
.page-contact .c-metric__num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.9rem, 5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--gold);
}
.page-contact .c-metric__chip {
  display: inline-block;
  padding: .04em .42em;
  border-radius: var(--r-pill);
  background: var(--gold-light);
  color: var(--red-ink);
}
.page-contact .c-metric__unit {
  margin-left: .35em;
  font-size: .55em;
  font-weight: 500;
  color: rgba(247, 242, 231, .74);
}
.page-contact .c-metric__label {
  display: block;
  margin: .6rem 0 0;
  font-size: .92rem;
  line-height: 1.68;
  color: rgba(247, 242, 231, .76);
}

/* 四段流程 */
.page-contact .c-flow {
  display: grid;
  gap: .9rem;
  margin: clamp(2rem, 5vw, 3rem) 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-flow__step {
  position: relative;
  padding: 1.4rem 1.4rem 1.5rem;
  border: 1px solid rgba(247, 242, 231, .14);
  border-radius: var(--r-card);
  background: rgba(247, 242, 231, .07);
  transition: background .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
}
.page-contact .c-flow__step:hover,
.page-contact .c-flow__step:focus-within {
  transform: translateY(-4px);
  border-color: var(--gold);
  background: rgba(201, 162, 39, .14);
}
.page-contact .c-flow__idx {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .14em;
  color: var(--gold);
}
.page-contact .c-flow__step h3 {
  margin: .55rem 0 .45rem;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--ivory);
}
.page-contact .c-flow__step p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.72;
  color: rgba(247, 242, 231, .78);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .c-prep {
  padding: clamp(3rem, 7vw, 5rem) 0;
}
.page-contact .c-prep__list {
  display: grid;
  gap: 1rem;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
}
.page-contact .c-prep__item {
  padding: 1.6rem 1.5rem;
  border: 1px solid var(--line);
  border-top: 4px solid var(--gold);
  border-radius: var(--r-card);
  background: var(--c-surface);
  box-shadow: 0 18px 40px -34px rgba(94, 15, 33, .5);
}
.page-contact .c-prep__idx {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .14em;
  color: var(--red);
}
.page-contact .c-prep__item h3 {
  margin: .5rem 0 .5rem;
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--red-ink);
}
.page-contact .c-prep__item p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.75;
  color: var(--muted);
}
.page-contact .c-prep__note {
  margin: 1.5rem 0 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 纠错与复核 ---------- */
.page-contact .c-fix {
  padding: clamp(3rem, 7vw, 5rem) 0;
  background: linear-gradient(180deg, rgba(207, 230, 227, .4) 0%, rgba(247, 242, 231, 0) 100%);
}
.page-contact .c-fix__inner {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.5rem);
}
.page-contact .c-fix__inner > * {
  min-width: 0;
}
.page-contact .c-fix__aside {
  padding: 1.6rem 1.6rem 1.7rem;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--c-surface);
  box-shadow: var(--shadow-card);
}
.page-contact .c-fix__aside h3 {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--red-ink);
}
.page-contact .c-fix__mail {
  margin: 1.2rem 0 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--muted);
  overflow-wrap: anywhere;
}
.page-contact .c-list {
  display: grid;
  gap: .55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .93rem;
  line-height: 1.72;
  color: var(--muted);
}
.page-contact .c-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: .5rem;
  height: 2px;
  background: var(--gold);
}

/* ---------- 内容合作 ---------- */
.page-contact .c-coop {
  padding: clamp(3rem, 8vw, 5.5rem) 0;
  background: linear-gradient(150deg, var(--red) 0%, var(--red-deep) 78%);
  color: var(--ivory);
}
.page-contact .c-coop .eyebrow {
  color: var(--gold-light);
}
.page-contact .c-coop .section-title {
  color: var(--ivory);
}
.page-contact .c-coop .prose {
  max-width: 68ch;
  color: rgba(247, 242, 231, .86);
}
.page-contact .c-coop__grid {
  display: grid;
  gap: 1rem;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
}
.page-contact .c-coop__block {
  padding: 1.6rem 1.6rem 1.7rem;
  border: 1px solid rgba(231, 206, 122, .3);
  border-radius: var(--r-card);
  background: rgba(15, 30, 54, .3);
}
.page-contact .c-coop__block h3 {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold-light);
}
.page-contact .c-coop__block p {
  margin: 0 0 .8rem;
  font-size: .94rem;
  line-height: 1.78;
  color: rgba(247, 242, 231, .86);
  overflow-wrap: anywhere;
}
.page-contact .c-coop__block p:last-child {
  margin-bottom: 0;
}
.page-contact .c-list--light li {
  color: rgba(247, 242, 231, .84);
}
.page-contact .c-coop .c-link {
  color: var(--gold-light);
  text-decoration-color: rgba(231, 206, 122, .55);
}
.page-contact .c-coop .c-link:hover {
  color: #FFFFFF;
  text-decoration-color: var(--gold-light);
}

/* ---------- 常见咨询主题 ---------- */
.page-contact .c-topics {
  padding: clamp(3rem, 7vw, 5rem) 0;
}
.page-contact .c-topics__list {
  display: grid;
  gap: 1rem;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-topic {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.5rem 1.6rem 1.6rem;
  border: 1px solid var(--line);
  border-left: 4px solid var(--red);
  border-radius: var(--r-card);
  background: var(--c-surface);
  transition: transform .3s var(--ease), border-left-color .3s var(--ease), box-shadow .3s var(--ease);
}
.page-contact .c-topic:hover {
  transform: translateY(-3px);
  border-left-color: var(--gold);
  box-shadow: var(--shadow-card);
}
.page-contact .c-topic h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--red-ink);
}
.page-contact .c-topic p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--muted);
}
.page-contact .c-topic__links {
  margin-top: auto;
  padding-top: .5rem;
  font-size: .92rem;
}

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

@media (min-width: 860px) {
  .page-contact .c-prep__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .c-coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .c-topics__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .c-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }
  .page-contact .c-flow__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 2.45rem;
    right: -1.25rem;
    width: 1.25rem;
    height: 1px;
    background: var(--line-gold);
  }
}

@media (min-width: 940px) {
  .page-contact .c-fix__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-contact .c-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-channel,
  .page-contact .c-flow__step,
  .page-contact .c-topic {
    transition: none;
  }
  .page-contact .c-channel:hover,
  .page-contact .c-flow__step:hover,
  .page-contact .c-flow__step:focus-within,
  .page-contact .c-topic:hover {
    transform: none;
  }
}