.page-contact {
  --ct-line: rgba(143, 163, 156, .22);
  --ct-line-soft: rgba(143, 163, 156, .12);
  --ct-panel-bg: rgba(18, 58, 51, .3);
  --ct-ink-row: rgba(6, 35, 28, .06);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  padding: clamp(18px, 2.6vw, 30px) 0 clamp(46px, 7vw, 92px);
}

.page-contact .ct-hero__media {
  position: absolute;
  inset: 0;
}

.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 42%;
  opacity: .32;
  filter: saturate(.82) contrast(1.06);
}

.page-contact .ct-hero__scrim {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(115% 85% at 8% 0%, rgba(55, 230, 200, .14), transparent 58%),
    linear-gradient(180deg, rgba(6, 35, 28, .74) 0%, rgba(6, 35, 28, .92) 58%, var(--ink-900) 100%);
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .ct-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-contact .ct-hero__lead {
  min-width: 0;
}

.page-contact .ct-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
  text-wrap: balance;
}

.page-contact .ct-hero__lede {
  margin: clamp(14px, 1.8vw, 22px) 0 0;
  max-width: 38em;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.82;
  color: rgba(244, 251, 248, .82);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-contact .ct-hero__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .ct-hero__meta li {
  display: grid;
  gap: 5px;
  padding: 15px 18px;
  background: rgba(6, 35, 28, .78);
  border-left: 3px solid rgba(55, 230, 200, .45);
}

.page-contact .ct-hero__meta-k {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--gray);
}

.page-contact .ct-hero__meta-v {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 20px;
  color: var(--lime);
  letter-spacing: -.01em;
}

.page-contact .ct-hero__meta-v--mono {
  font-family: var(--font-num);
  font-size: 16px;
  font-weight: 600;
  color: var(--neon);
  word-break: break-all;
}

/* ---------- 章节通用 ---------- */
.page-contact .section {
  padding-block: clamp(46px, 6.5vw, 86px);
}

.page-contact .section--paper {
  background: var(--paper);
  color: #16261F;
}

.page-contact .section--paper .section__title {
  color: #0B1F19;
}

.page-contact .section--paper .section__lede {
  color: rgba(11, 31, 25, .74);
}

.page-contact .section--paper .eyebrow {
  color: #0F5B4A;
}

/* ---------- 场景选择 ---------- */
.page-contact .ct-scenes {
  margin-top: clamp(24px, 3.4vw, 42px);
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  align-items: start;
}

.page-contact .ct-scenes__list {
  display: grid;
  gap: 8px;
}

.page-contact .ct-scene {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  width: 100%;
  padding: 14px 16px;
  text-align: left;
  font: inherit;
  color: var(--white);
  background: rgba(14, 18, 17, .62);
  border: 1px solid var(--ct-line);
  border-left: 3px solid transparent;
  border-radius: var(--r-md);
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-scene:hover {
  border-color: rgba(55, 230, 200, .46);
  transform: translateY(-2px);
}

.page-contact .ct-scene[aria-selected="true"] {
  background: linear-gradient(180deg, rgba(6, 35, 28, .96), rgba(4, 22, 17, .96));
  border-color: rgba(55, 230, 200, .3);
  border-left-color: var(--signal);
  box-shadow: var(--shadow-card);
}

.page-contact .ct-scene:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-contact .ct-scene__icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--r-sm);
  color: var(--neon);
  background: rgba(55, 230, 200, .1);
  border: 1px solid rgba(55, 230, 200, .22);
}

.page-contact .ct-scene[aria-selected="true"] .ct-scene__icon {
  color: var(--signal);
  background: rgba(255, 106, 43, .12);
  border-color: rgba(255, 106, 43, .34);
}

.page-contact .ct-scene__body {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.page-contact .ct-scene__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -.01em;
}

.page-contact .ct-scene__hint {
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray);
}

.page-contact .ct-scenes__panels {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .ct-panel {
  padding: clamp(18px, 2.5vw, 32px);
  background: var(--ct-panel-bg);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-md);
}

.page-contact .ct-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
}

.page-contact .ct-panel__index {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--lime);
}

.page-contact .ct-panel__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.3vw, 26px);
  letter-spacing: -.015em;
  color: var(--white);
}

.page-contact .ct-panel__lede {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 251, 248, .8);
}

.page-contact .ct-points {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-contact .ct-points li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 251, 248, .74);
}

.page-contact .ct-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 11px;
  height: 2px;
  background: var(--neon);
}

.page-contact .ct-panel__foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ct-line-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .ct-panel__foot a {
  color: var(--neon);
  text-underline-offset: 3px;
}

.page-contact .ct-panel__foot a:hover {
  color: var(--lime);
}

/* ---------- 邮箱反馈 ---------- */
.page-contact .ct-mail {
  display: grid;
  gap: clamp(26px, 3.6vw, 48px);
  align-items: start;
}

.page-contact .ct-mail__text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(11, 31, 25, .78);
}

.page-contact .ct-mail__addr {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin: 20px 0 0;
  padding: 16px 18px;
  background: rgba(255, 255, 255, .66);
  border: 1px solid rgba(6, 35, 28, .16);
  border-left: 3px solid var(--signal);
  border-radius: var(--r-md);
}

.page-contact .ct-mail__addr-label {
  font-size: 13px;
  letter-spacing: .08em;
  color: #0F5B4A;
}

.page-contact .ct-mail__addr strong {
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(15px, 2.1vw, 20px);
  letter-spacing: -.01em;
  color: #0A2A22;
  word-break: break-all;
}

.page-contact .ct-mail__hint {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(11, 31, 25, .7);
}

.page-contact .ct-mail__side {
  display: grid;
  gap: 12px;
}

.page-contact .ct-mail__card {
  padding: 18px 20px;
  background: rgba(255, 255, 255, .5);
  border: 1px solid rgba(6, 35, 28, .14);
  border-radius: var(--r-md);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .ct-mail__card:hover {
  border-color: rgba(15, 91, 74, .4);
}

.page-contact .ct-mail__card-k {
  margin: 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: #0F5B4A;
}

.page-contact .ct-mail__card-num {
  margin: 6px 0 0;
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(24px, 3vw, 34px);
  letter-spacing: -.02em;
  color: #0A2A22;
}

.page-contact .ct-mail__card-t {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(11, 31, 25, .74);
}

.page-contact .ct-mail__card-t a {
  color: #0F5B4A;
  text-underline-offset: 3px;
}

/* ---------- 提交前清单 ---------- */
.page-contact .ct-check {
  margin-top: clamp(22px, 3vw, 34px);
  display: grid;
  gap: 10px;
}

.page-contact .ct-check__item {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 13px;
  align-items: start;
  padding: 15px 17px;
  background: rgba(14, 18, 17, .55);
  border: 1px solid var(--ct-line-soft);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-check__item:hover {
  border-color: rgba(55, 230, 200, .42);
  background: rgba(18, 58, 51, .5);
}

.page-contact .ct-check__item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--neon);
  cursor: pointer;
  flex: none;
}

.page-contact .ct-check__item input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-contact .ct-check__text {
  font-size: 15px;
  line-height: 1.72;
  color: rgba(244, 251, 248, .82);
}

/* ---------- 处理流程 ---------- */
.page-contact .ct-flow {
  margin-top: clamp(22px, 3vw, 36px);
  display: grid;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-flow__item {
  display: grid;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-bottom: 1px solid var(--ct-line);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .ct-flow__item:hover {
  border-bottom-color: rgba(55, 230, 200, .48);
}

.page-contact .ct-flow__index {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-contact .ct-flow__body {
  min-width: 0;
}

.page-contact .ct-flow__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .ct-flow__text {
  margin: 8px 0 0;
  max-width: 62em;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 251, 248, .72);
}

/* ---------- 联系方式 ---------- */
.page-contact .ct-contact {
  display: grid;
  gap: clamp(26px, 3.6vw, 46px);
  align-items: center;
}

.page-contact .ct-contact__lede {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(11, 31, 25, .78);
}

.page-contact .ct-contact__list {
  margin: 22px 0 0;
  display: grid;
  gap: 1px;
  background: rgba(6, 35, 28, .16);
  border: 1px solid rgba(6, 35, 28, .16);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .ct-contact__row {
  display: grid;
  gap: 6px;
  padding: 15px 18px;
  background: var(--ct-ink-row);
}

.page-contact .ct-contact__key {
  font-size: 13px;
  letter-spacing: .07em;
  color: #0F5B4A;
}

.page-contact .ct-contact__val {
  font-size: 15px;
  line-height: 1.7;
  color: #0B1F19;
}

.page-contact .ct-contact__val--mono {
  font-family: var(--font-num);
  font-weight: 600;
  word-break: break-all;
}

.page-contact .ct-contact__figure {
  margin: 0;
}

.page-contact .ct-contact__figure .figure__img {
  display: block;
  overflow: hidden;
  border-radius: var(--r-md);
  border: 1px solid rgba(6, 35, 28, .16);
}

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

.page-contact .ct-contact__figure .figure__caption {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(11, 31, 25, .62);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-flow__item {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: clamp(16px, 2.4vw, 28px);
    align-items: start;
  }

  .page-contact .ct-flow__index {
    padding-top: 4px;
  }

  .page-contact .ct-contact__row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(260px, .95fr);
  }

  .page-contact .ct-scenes {
    grid-template-columns: minmax(258px, 320px) minmax(0, 1fr);
  }

  .page-contact .ct-scenes__list {
    position: sticky;
    top: 24px;
  }

  .page-contact .ct-mail {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }

  .page-contact .ct-contact {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
  }
}

@media (min-width: 1100px) {
  .page-contact .ct-hero__meta li {
    padding: 17px 20px;
  }

  .page-contact .ct-scenes {
    grid-template-columns: minmax(290px, 340px) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-scene,
  .page-contact .ct-check__item,
  .page-contact .ct-flow__item,
  .page-contact .ct-mail__card {
    transition: none;
  }

  .page-contact .ct-scene:hover {
    transform: none;
  }
}
</main>