.page-contact {
  --pc-hair: 1px solid var(--line);
  --pc-card-gap: 12px;
}

.page-contact .contact-shell {
  padding-top: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(36px, 6vw, 64px);
}

.page-contact .contact-hero {
  padding: clamp(14px, 3vw, 26px) 0 clamp(22px, 4vw, 40px);
  border-bottom: var(--pc-hair);
}

.page-contact .contact-hero .index {
  display: inline-block;
  margin: 0 0 14px;
  color: var(--gold);
  letter-spacing: .22em;
}

.page-contact .contact-hero .display {
  margin: 0 0 18px;
  max-width: 22ch;
}

.page-contact .contact-hero .lede {
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
}

.page-contact .section-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-contact .section-head .headline {
  margin: 0;
}

.page-contact .section-head .muted {
  margin: 0;
  max-width: 60ch;
}

/* 联系渠道：左卡片 + 右清单 */
.page-contact .contact-split {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-contact .contact-cards {
  display: grid;
  gap: var(--pc-card-gap);
  align-content: start;
}

.page-contact .contact-card {
  position: relative;
  background: var(--ink-700);
  border: var(--pc-hair);
  padding: clamp(18px, 2.2vw, 22px);
  overflow: hidden;
}

.page-contact .contact-card--mail {
  background: linear-gradient(158deg, var(--ink-700) 0%, var(--ink-800) 84%);
  padding-bottom: 0;
}

.page-contact .contact-card--mail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), rgba(231, 200, 115, 0) 78%);
}

.page-contact .contact-card--tel {
  border-left: 3px solid var(--orange);
}

.page-contact .contact-card--addr {
  background: transparent;
}

.page-contact .contact-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-contact .contact-card--tel .contact-label,
.page-contact .contact-card--addr .contact-label {
  color: var(--muted);
}

.page-contact .contact-value {
  margin: 0;
  font-family: var(--font-mono);
  line-height: 1.35;
}

.page-contact .contact-value--mail {
  display: inline-block;
  padding-bottom: 4px;
  font-size: clamp(15px, 4.2vw, 19px);
  color: var(--white);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(231, 200, 115, .42);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .contact-value--mail:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-contact .contact-value--mail:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
}

.page-contact .contact-value--tel {
  font-size: clamp(26px, 8vw, 34px);
  color: var(--white);
  letter-spacing: .03em;
}

.page-contact .contact-value--addr {
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--white);
}

.page-contact .contact-hint {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .contact-media {
  margin: 18px calc(-1 * clamp(18px, 2.2vw, 22px)) 0;
  border-top: var(--pc-hair);
}

.page-contact .contact-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

/* 准备清单 */
.page-contact .contact-checklist {
  align-content: start;
}

.page-contact .contact-checklist > .muted {
  margin: 14px 0 4px;
  max-width: 52ch;
}

.page-contact .check-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
}

.page-contact .check-list li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: var(--pc-hair);
}

.page-contact .check-list li:last-child {
  border-bottom: 0;
}

.page-contact .check-list label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 500;
  color: var(--white);
}

.page-contact .check-box {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  margin: 4px 0 0;
  border: 1px solid var(--edge);
  background: transparent;
  transition: background .18s var(--ease), border-color .18s var(--ease), box-shadow .18s var(--ease);
}

.page-contact .check-box:checked {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: inset 0 0 0 3px var(--ink-700);
}

.page-contact .check-box:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-contact .check-note {
  display: block;
  padding-left: 25px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .check-foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: var(--pc-hair);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* 场景区块 */
.page-contact .contact-scene {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(30px, 5vw, 54px);
  padding-top: clamp(22px, 3.4vw, 34px);
  border-top: var(--pc-hair);
  align-items: start;
}

.page-contact .scene-copy {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .scene-copy .index {
  margin: 0;
  color: var(--gold);
  letter-spacing: .22em;
}

.page-contact .scene-copy .headline {
  margin: 0;
}

.page-contact .scene-copy p {
  margin: 0;
  max-width: 60ch;
  line-height: 1.85;
}

.page-contact .scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .scene-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .scene-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 7px;
  height: 1px;
  background: var(--gold);
}

.page-contact .scene-list strong {
  color: var(--white);
  font-weight: 600;
}

.page-contact .scene-figure {
  margin: 0;
  border: var(--pc-hair);
}

.page-contact .scene-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .scene-copy a,
.page-contact .beats-foot a,
.page-contact .coop-body a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(231, 200, 115, .42);
}

.page-contact .scene-copy a:hover,
.page-contact .beats-foot a:hover,
.page-contact .coop-body a:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* 功能反馈：三格说明 */
.page-contact .beat-cards {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: var(--pc-hair);
  margin-top: 2px;
}

.page-contact .beat-card {
  background: var(--ink-700);
  padding: 14px 16px;
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-contact .beat-k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-contact .beat-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .scene-aside {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(16px, 2.2vw, 22px);
  border: var(--pc-hair);
  background: var(--ink-800);
}

.page-contact .aside-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-contact .aside-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .aside-list li {
  position: relative;
  padding-left: 15px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .aside-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .76em;
  width: 6px;
  height: 6px;
  background: var(--amber);
}

.page-contact .aside-note {
  margin: 0;
  padding-top: 12px;
  border-top: var(--pc-hair);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* 四步步骤带 */
.page-contact .contact-flow {
  margin-top: clamp(30px, 5vw, 54px);
  padding-top: clamp(22px, 3.4vw, 34px);
  border-top: var(--pc-hair);
}

.page-contact .step-band {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: var(--pc-hair);
}

.page-contact .step {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 18px 16px;
  background: var(--ink-800);
}

.page-contact .step-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-contact .step h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
}

.page-contact .step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* 合作 */
.page-contact .contact-coop {
  display: grid;
  gap: clamp(10px, 1.6vw, 14px);
  margin-top: clamp(30px, 5vw, 54px);
  padding-top: clamp(22px, 3.4vw, 34px);
  border-top: var(--pc-hair);
}

.page-contact .contact-coop .section-head {
  margin-bottom: 4px;
}

.page-contact .coop {
  border: var(--pc-hair);
  background: var(--ink-700);
}

.page-contact .coop summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px clamp(16px, 2.2vw, 20px);
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--white);
  transition: color .2s var(--ease);
}

.page-contact .coop summary::-webkit-details-marker {
  display: none;
}

.page-contact .coop summary:hover {
  color: var(--gold);
}

.page-contact .coop summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-contact .coop summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--orange);
}

.page-contact .coop[open] summary::after {
  content: "–";
}

.page-contact .coop-body {
  padding: 16px clamp(16px, 2.2vw, 20px) 18px;
  border-top: var(--pc-hair);
  display: grid;
  gap: 12px;
}

.page-contact .coop-body p {
  margin: 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* 服务时间 */
.page-contact .contact-beats {
  margin-top: clamp(30px, 5vw, 54px);
  padding-top: clamp(22px, 3.4vw, 34px);
  border-top: var(--pc-hair);
}

.page-contact .beats {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pc-hair);
}

.page-contact .beat {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: var(--pc-hair);
}

.page-contact .beat .beat-k {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-contact .beat span:last-child {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .beats-foot {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

@media (min-width: 620px) {
  .page-contact .check-list li {
    padding: 16px 0;
  }
}

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

  .page-contact .beat {
    grid-template-columns: minmax(0, 210px) minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: clamp(20px, 2.6vw, 32px);
    align-items: start;
  }

  .page-contact .contact-scene {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(24px, 3.4vw, 44px);
  }

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

  .page-contact .contact-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 1000px) {
  .page-contact .step-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}