.page-contact {
  --contact-card-bg: linear-gradient(158deg, rgba(18, 58, 90, .94), rgba(10, 27, 46, .99) 60%);
  --contact-radius: 20px 4px 20px 4px;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(2rem, 5vw, 3.75rem) 0 clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .contact-hero__title {
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: clamp(2rem, 5.6vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: .04em;
  color: var(--white);
  margin: .8rem 0 0;
  max-width: 20ch;
}

.page-contact .contact-hero__lead {
  max-width: 56ch;
  margin-top: 1.3rem;
  color: var(--steel);
  font-size: 1.02rem;
  line-height: 1.85;
}

.page-contact .contact-hero__tags {
  margin-top: 1.5rem;
}

/* ---------- 双栏主体 ---------- */
.page-contact .contact-body {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

/* ---------- 联系方式卡 ---------- */
.page-contact .contact-card {
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  overflow: hidden;
  background: var(--contact-card-bg);
}

.page-contact .contact-card__media {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-contact .contact-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.7) contrast(1.06) brightness(.92);
}

.page-contact .contact-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(201, 214, 228, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 214, 228, .12) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-contact .contact-card__body {
  padding: 1.3rem 1.3rem 1.55rem;
}

.page-contact .contact-card__eyebrow {
  font-family: var(--ff-mono);
  font-size: .68rem;
  letter-spacing: .22em;
  color: var(--lava);
  margin: 0 0 1.05rem;
}

.page-contact .card-row {
  padding: 1rem 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .card-row + .card-row {
  margin-top: .2rem;
}

.page-contact .card-row__key {
  font-family: var(--ff-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  color: var(--violet);
  margin: 0 0 .45rem;
}

.page-contact .card-row__value {
  margin: 0;
  color: var(--white);
  font-size: 1rem;
  line-height: 1.5;
}

.page-contact .card-row__value--mono {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1rem, 3.4vw, 1.15rem);
  letter-spacing: .02em;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .card-row__note {
  margin: .4rem 0 0;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--violet);
}

.page-contact .copy-btn {
  margin-top: .75rem;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .85rem;
  font-family: var(--ff-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--cyan);
  background: rgba(95, 227, 207, .08);
  border: 1px solid rgba(95, 227, 207, .4);
  border-radius: 12px 3px 12px 3px;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: rgba(95, 227, 207, .2);
  border-color: rgba(95, 227, 207, .75);
  color: var(--white);
}

.page-contact .copy-hint {
  margin: .55rem 0 0;
  font-size: .76rem;
  line-height: 1.6;
  color: var(--cyan);
  visibility: hidden;
  opacity: 0;
  transition: opacity .25s var(--ease);
}

.page-contact .copy-hint.is-visible {
  visibility: visible;
  opacity: 1;
}

/* ---------- 三类诉求 ---------- */
.page-contact .contact-flow {
  display: grid;
  gap: 1.75rem;
  align-content: start;
}

.page-contact .contact-flow > .section__title {
  margin: 0;
}

.page-contact .scenes {
  display: grid;
  gap: 1.6rem;
}

.page-contact .scene {
  display: grid;
  gap: .7rem;
  border-top: 1px solid var(--line-strong);
  padding-top: 1.4rem;
}

.page-contact .scene__idx {
  font-family: var(--ff-mono);
  font-size: .74rem;
  letter-spacing: .24em;
  color: var(--lava);
  margin: 0;
}

.page-contact .scene__title {
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: clamp(1.15rem, 3.2vw, 1.42rem);
  letter-spacing: .03em;
  color: var(--white);
  margin: 0;
}

.page-contact .scene__verdict {
  margin: 0;
  padding-left: .9rem;
  border-left: 2px solid var(--cyan);
  color: var(--white);
  font-size: 1rem;
  line-height: 1.7;
}

.page-contact .scene__text {
  margin: 0;
  color: var(--steel);
  font-size: .95rem;
  line-height: 1.85;
}

.page-contact .scene__need {
  list-style: none;
  margin: .3rem 0 0;
  padding: 0;
  display: grid;
  gap: .35rem;
}

.page-contact .scene__need li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--violet);
}

.page-contact .scene__need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: .6rem;
  height: 1px;
  background: var(--cyan);
}

.page-contact .scene__link {
  justify-self: start;
  font-family: var(--ff-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(95, 227, 207, .45);
  padding-bottom: .12rem;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .scene__link:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ---------- 邮箱与电话 ---------- */
.page-contact .contact-direct__lead {
  margin-top: 1rem;
  max-width: 58ch;
}

.page-contact .direct {
  margin-top: 1.9rem;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  overflow: hidden;
}

.page-contact .direct__item {
  background: rgba(10, 27, 46, .78);
  padding: clamp(1.3rem, 3.6vw, 2.1rem);
}

.page-contact .direct__label {
  font-family: var(--ff-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--violet);
  margin: 0 0 .7rem;
}

.page-contact .direct__value {
  margin: 0;
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.2rem, 4.8vw, 1.85rem);
  letter-spacing: .02em;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .direct__note {
  margin: .8rem 0 0;
  color: var(--steel);
  font-size: .88rem;
  line-height: 1.8;
}

/* ---------- 通信地址与备案 ---------- */
.page-contact .address-grid {
  display: grid;
  gap: 1.9rem;
  align-items: center;
}

.page-contact .address-row {
  border-top: 1px solid var(--line);
  padding: .95rem 0;
}

.page-contact .address-row__key {
  font-family: var(--ff-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--violet);
  margin: 0 0 .45rem;
}

.page-contact .address-row__value {
  margin: 0;
  color: var(--white);
  font-size: 1.04rem;
  line-height: 1.7;
}

.page-contact .address-row__value--mono {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .04em;
  color: var(--steel);
  word-break: break-all;
}

.page-contact .address-note {
  margin: 1.2rem 0 0;
  color: var(--violet);
  font-size: .88rem;
  line-height: 1.8;
  max-width: 46ch;
}

.page-contact .address-visual {
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  overflow: hidden;
  background: var(--deep);
}

.page-contact .address-visual svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 答疑索引 ---------- */
.page-contact .contact-faq__lead {
  margin-top: 1rem;
  max-width: 58ch;
}

.page-contact .faq-index {
  margin-top: 1.6rem;
  border-top: 1px solid var(--line);
}

.page-contact .faq-index__item {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  align-items: baseline;
  gap: .75rem 1rem;
  padding: 1rem .3rem;
  border-bottom: 1px solid var(--line);
  color: var(--white);
  text-decoration: none;
  transition: background .25s var(--ease), padding-left .25s var(--ease);
}

.page-contact .faq-index__item:hover {
  background: rgba(95, 227, 207, .07);
  padding-left: .7rem;
}

.page-contact .faq-index__num {
  font-family: var(--ff-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-contact .faq-index__text {
  font-size: .96rem;
  line-height: 1.65;
}

.page-contact .faq-index__go {
  grid-column: 2;
  font-family: var(--ff-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  color: var(--violet);
}

.page-contact .contact-faq__tail {
  margin: 1.4rem 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--violet);
}

.page-contact .inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(95, 227, 207, .45);
}

.page-contact .inline-link:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ---------- 稿件引用 ---------- */
.page-contact .media-block {
  display: grid;
  gap: 2rem;
  background: var(--paper);
  color: var(--ink);
  border-radius: 24px 6px 24px 6px;
  padding: clamp(1.5rem, 4.5vw, 3rem);
}

.page-contact .media-block .section__title {
  color: var(--ink);
  margin: 0 0 1.1rem;
}

.page-contact .media-block p {
  margin: 0;
  color: var(--ink-muted);
  font-size: .96rem;
  line-height: 1.9;
  max-width: 60ch;
}

.page-contact .media-list {
  list-style: none;
  margin: 1.4rem 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.page-contact .media-list li {
  border-top: 1px solid rgba(7, 18, 31, .13);
  padding-top: .85rem;
  color: var(--ink-muted);
  font-size: .94rem;
  line-height: 1.8;
}

.page-contact .media-list strong {
  color: var(--ink);
  font-weight: 700;
}

.page-contact .media-block .btn {
  margin-top: 1.6rem;
  justify-self: start;
}

.page-contact .media-block__visual {
  border: 1px solid rgba(7, 18, 31, .13);
  border-radius: 16px 4px 16px 4px;
  overflow: hidden;
  background: var(--deep);
}

.page-contact .media-block__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .direct {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .faq-index__item {
    grid-template-columns: 3.4rem 1fr auto;
  }

  .page-contact .faq-index__go {
    grid-column: auto;
    white-space: nowrap;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-contact .contact-body {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-contact .contact-card {
    position: sticky;
    top: calc(var(--topbar-h) + 1.5rem);
  }

  .page-contact .address-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 3rem;
  }

  .page-contact .media-block {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 2.75rem;
  }
}