.page-contact {
  background: var(--paper-050);
  color: var(--ink-900);
  overflow-x: clip;
}

/* ---------- 通用区块骨架 ---------- */
.page-contact .pc-block {
  padding: clamp(48px, 7vw, 96px) 0;
  position: relative;
}

.page-contact .pc-block--tint {
  background: var(--paper-100);
}

.page-contact .pc-block--rule {
  border-top: var(--line);
}

.page-contact .pc-block--ink {
  background: var(--ink-green-900);
  color: var(--paper-100);
}

.page-contact .pc-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .18em;
  color: var(--brass-700);
  margin-bottom: 14px;
}

.page-contact .pc-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3.8vw, 46px);
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 0 0 .5em;
  color: var(--ink-green-900);
}

.page-contact .pc-lede {
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--muted-600);
  max-width: 44em;
  margin: 0 0 clamp(26px, 4vw, 44px);
}

.page-contact .pc-block--ink .pc-kicker {
  color: var(--gold-tint);
}

.page-contact .pc-block--ink .pc-title {
  color: var(--paper-050);
}

.page-contact .pc-block--ink .pc-lede {
  color: rgba(242, 233, 215, .78);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(24px, 4vw, 44px) 0 clamp(44px, 6vw, 76px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: .3;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 78%);
}

.page-contact .contact-hero .shell {
  position: relative;
  z-index: 1;
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  margin-top: clamp(22px, 3.5vw, 38px);
}

.page-contact .hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6vw, 74px);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: 0 0 .5em;
  color: var(--ink-900);
  max-width: 13em;
}

.page-contact .hero-lede {
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--muted-600);
  max-width: 34em;
  margin: 0 0 clamp(22px, 3vw, 32px);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .hero-side {
  background: var(--paper-100);
  padding: clamp(20px, 3vw, 30px);
  box-shadow: inset 0 0 0 1px var(--grid-line);
}

.page-contact .hero-side-title {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .16em;
  color: var(--brass-700);
  margin-bottom: 6px;
}

.page-contact .hero-fact {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: var(--line);
}

.page-contact .hero-fact:first-of-type {
  border-top: 0;
  margin-top: 8px;
}

.page-contact .hero-fact-code {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--brass-500);
  padding-top: 4px;
}

.page-contact .hero-fact-body strong {
  display: block;
  font-size: var(--fs-base);
  color: var(--ink-green-900);
  line-height: 1.5;
}

.page-contact .hero-fact-body span {
  display: block;
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--muted-600);
  margin-top: 4px;
}

/* ---------- 渠道 ---------- */
.page-contact .channel-layout {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .channel-stack {
  display: grid;
  gap: 16px;
}

.page-contact .channel-card {
  background: var(--paper-050);
  padding: clamp(20px, 3vw, 28px);
  box-shadow: inset 0 0 0 1px var(--grid-line);
}

.page-contact .channel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.page-contact .channel-no {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .2em;
  color: var(--brass-500);
}

.page-contact .channel-card h3 {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  line-height: 1.3;
  margin: 0 0 .35em;
  color: var(--ink-green-900);
}

.page-contact .channel-value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.4vw, 16px);
  line-height: 1.65;
  word-break: break-all;
  color: var(--ink-900);
  background: var(--paper-100);
  border-left: 2px solid var(--brass-500);
  padding: 10px 12px;
  margin-bottom: 14px;
}

.page-contact .channel-card p {
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--muted-600);
  margin: 0 0 14px;
}

.page-contact .channel-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-contact .channel-list li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--ink-green-600);
}

.page-contact .channel-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .68em;
  width: 7px;
  height: 1px;
  background: var(--brass-500);
}

.page-contact .channel-card .btn {
  margin-top: 2px;
}

.page-contact .channel-figure {
  margin: 0;
}

.page-contact .channel-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 问题类型 ---------- */
.page-contact .type-switch {
  position: relative;
}

.page-contact .type-radio {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .type-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .type-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: var(--fs-sm);
  color: var(--ink-green-900);
  background: var(--paper-100);
  box-shadow: inset 0 0 0 1px var(--grid-line);
  cursor: pointer;
  user-select: none;
  transition: background .2s var(--ease), color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-contact .type-tab:hover {
  box-shadow: inset 0 0 0 1px var(--brass-500);
}

.page-contact .type-tab-code {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--brass-700);
}

.page-contact #pt-1:checked ~ .type-tabs label[for="pt-1"],
.page-contact #pt-2:checked ~ .type-tabs label[for="pt-2"],
.page-contact #pt-3:checked ~ .type-tabs label[for="pt-3"],
.page-contact #pt-4:checked ~ .type-tabs label[for="pt-4"],
.page-contact #pt-5:checked ~ .type-tabs label[for="pt-5"] {
  background: var(--ink-green-900);
  color: var(--paper-050);
  box-shadow: inset 0 0 0 1px var(--ink-green-900);
}

.page-contact #pt-1:checked ~ .type-tabs label[for="pt-1"] .type-tab-code,
.page-contact #pt-2:checked ~ .type-tabs label[for="pt-2"] .type-tab-code,
.page-contact #pt-3:checked ~ .type-tabs label[for="pt-3"] .type-tab-code,
.page-contact #pt-4:checked ~ .type-tabs label[for="pt-4"] .type-tab-code,
.page-contact #pt-5:checked ~ .type-tabs label[for="pt-5"] .type-tab-code {
  color: var(--gold-tint);
}

.page-contact #pt-1:focus-visible ~ .type-tabs label[for="pt-1"],
.page-contact #pt-2:focus-visible ~ .type-tabs label[for="pt-2"],
.page-contact #pt-3:focus-visible ~ .type-tabs label[for="pt-3"],
.page-contact #pt-4:focus-visible ~ .type-tabs label[for="pt-4"],
.page-contact #pt-5:focus-visible ~ .type-tabs label[for="pt-5"] {
  outline: 2px solid var(--signal-orange);
  outline-offset: 3px;
}

.page-contact .type-panel {
  display: none;
  margin-top: 18px;
  padding: clamp(18px, 3vw, 26px);
  background: var(--paper-100);
  border-left: 3px solid var(--brass-500);
}

.page-contact #pt-1:checked ~ .type-panels .type-panel:nth-child(1),
.page-contact #pt-2:checked ~ .type-panels .type-panel:nth-child(2),
.page-contact #pt-3:checked ~ .type-panels .type-panel:nth-child(3),
.page-contact #pt-4:checked ~ .type-panels .type-panel:nth-child(4),
.page-contact #pt-5:checked ~ .type-panels .type-panel:nth-child(5) {
  display: block;
}

.page-contact .type-panel h3 {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  margin: 0 0 .55em;
  color: var(--ink-green-900);
}

.page-contact .type-panel > p {
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink-900);
  max-width: 44em;
  margin: 0 0 14px;
}

.page-contact .type-need {
  padding-top: 12px;
  border-top: var(--line);
}

.page-contact .type-need-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--brass-700);
  margin-bottom: 6px;
}

.page-contact .type-need p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--muted-600);
}

/* ---------- 时间轴 ---------- */
.page-contact .axis-figure {
  margin: 0 0 clamp(28px, 4vw, 48px);
}

.page-contact .axis-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .pc-block--ink .img-frame-caption {
  color: rgba(242, 233, 215, .7);
}

.page-contact .axis {
  list-style: none;
  margin: 0;
  padding: 0 0 0 40px;
  position: relative;
  display: grid;
  gap: clamp(22px, 3vw, 30px);
}

.page-contact .axis::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: repeating-linear-gradient(to bottom, var(--brass-500) 0 7px, transparent 7px 14px);
  opacity: .6;
}

.page-contact .axis-item {
  position: relative;
}

.page-contact .axis-dot {
  position: absolute;
  left: -40px;
  top: 2px;
  width: 22px;
  height: 22px;
  box-sizing: border-box;
  border-radius: 50%;
  border: 2px solid var(--brass-500);
  background: var(--ink-green-900);
  transition: transform .24s var(--ease), background .24s var(--ease);
}

.page-contact .axis-item.is-now .axis-dot {
  background: var(--signal-orange);
  border-color: var(--signal-orange);
  box-shadow: 0 0 0 5px rgba(217, 72, 31, .22);
}

.page-contact .axis-code {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .16em;
  color: var(--gold-tint);
  margin-bottom: 8px;
}

.page-contact .axis-item h3 {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  margin: 0 0 .4em;
  color: var(--paper-050);
}

.page-contact .axis-detail {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: rgba(242, 233, 215, .76);
  max-width: 30em;
  transition: color .24s var(--ease);
}

.page-contact .axis-item:hover .axis-detail,
.page-contact .axis-item:focus-within .axis-detail {
  color: var(--paper-100);
}

/* ---------- 加急 ---------- */
.page-contact .urgent-grid {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
}

.page-contact .urgent-col {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--paper-100);
  border-left: 3px solid var(--grid-line);
}

.page-contact .urgent-col--go {
  background: var(--paper-050);
  border-left-color: var(--signal-orange);
}

.page-contact .urgent-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--brass-700);
  margin-bottom: 12px;
}

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

.page-contact .urgent-col li {
  position: relative;
  padding-left: 18px;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--ink-900);
}

.page-contact .urgent-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--brass-500);
}

.page-contact .urgent-col--go li::before {
  background: var(--signal-orange);
}

.page-contact .urgent-how {
  margin: clamp(22px, 3vw, 32px) 0 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--muted-600);
  max-width: 46em;
}

.page-contact .urgent-how strong {
  color: var(--ink-green-900);
}

/* ---------- 自查清单 ---------- */
.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .check-item {
  position: relative;
}

.page-contact .check-item label {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: clamp(14px, 2.2vw, 18px) clamp(14px, 2.4vw, 20px);
  background: var(--paper-050);
  box-shadow: inset 0 0 0 1px var(--grid-line);
  cursor: pointer;
  transition: box-shadow .2s var(--ease);
}

.page-contact .check-item label:hover {
  box-shadow: inset 0 0 0 1px var(--brass-500);
}

.page-contact .check-item input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.page-contact .check-box {
  position: relative;
  display: block;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  background: var(--paper-050);
  box-shadow: inset 0 0 0 1.5px var(--brass-700);
  transition: background .2s var(--ease);
}

.page-contact .check-box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 1px;
  width: 8px;
  height: 14px;
  border-right: 2px solid var(--brass-700);
  border-bottom: 2px solid var(--brass-700);
  transform: rotate(40deg) scale(.5);
  opacity: 0;
  transition: opacity .18s var(--ease), transform .18s var(--ease);
}

.page-contact .check-item input:checked ~ .check-box {
  background: var(--gold-tint);
}

.page-contact .check-item input:checked ~ .check-box::after {
  opacity: 1;
  transform: rotate(40deg) scale(1);
}

.page-contact .check-item input:focus-visible ~ .check-box {
  outline: 2px solid var(--signal-orange);
  outline-offset: 3px;
}

.page-contact .check-item input:checked ~ .check-body .check-title {
  color: var(--muted-600);
}

.page-contact .check-title {
  display: block;
  font-size: var(--fs-base);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-900);
  margin-bottom: 4px;
  transition: color .2s var(--ease);
}

.page-contact .check-hint {
  display: block;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--muted-600);
}

.page-contact .checklist-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 14px 18px;
  background: var(--ink-green-900);
  color: var(--paper-100);
  font-size: var(--fs-sm);
  line-height: 1.75;
}

.page-contact .checklist-note-mark {
  font-family: var(--font-mono);
  color: var(--gold-tint);
  line-height: 1.75;
}

/* ---------- 下一步 ---------- */
.page-contact .next-grid {
  display: grid;
  gap: 16px;
}

.page-contact .next-card {
  position: relative;
  display: block;
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 30px) clamp(46px, 5vw, 56px);
  background: var(--paper-100);
  box-shadow: inset 0 0 0 1px var(--grid-line);
  text-decoration: none;
  color: inherit;
  transition: background .22s var(--ease), box-shadow .22s var(--ease), transform .22s var(--ease);
}

.page-contact .next-card:hover,
.page-contact .next-card:focus-visible {
  background: var(--gold-tint);
  box-shadow: inset 0 0 0 1px var(--brass-500);
  transform: translateY(-2px);
}

.page-contact .next-meta {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--brass-700);
  margin-bottom: 10px;
}

.page-contact .next-card h3 {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  line-height: 1.35;
  margin: 0 0 .45em;
  color: var(--ink-green-900);
}

.page-contact .next-card p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--muted-600);
}

.page-contact .next-card::after {
  content: "→";
  position: absolute;
  right: clamp(20px, 3vw, 30px);
  bottom: clamp(18px, 2.6vw, 26px);
  font-family: var(--font-mono);
  font-size: var(--fs-base);
  color: var(--brass-700);
}

.page-contact .next-foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--muted-600);
}

.page-contact .next-foot a {
  color: var(--ink-green-600);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .next-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .urgent-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .axis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    padding-left: 0;
  }

  .page-contact .axis::before {
    left: 0;
    right: 0;
    top: 11px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: repeating-linear-gradient(to right, var(--brass-500) 0 7px, transparent 7px 14px);
  }

  .page-contact .axis-item {
    padding: 36px 22px 0 0;
  }

  .page-contact .axis-dot {
    left: 0;
    top: 0;
  }
}

@media (min-width: 940px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .7fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-contact .channel-layout {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
  }

  .page-contact .channel-card:nth-child(2) {
    margin-left: clamp(0px, 3vw, 40px);
  }

  .page-contact .channel-card:nth-child(3) {
    margin-left: clamp(0px, 6vw, 80px);
  }
}