.page-contact {
  --pc-wash: rgba(198, 193, 180, 0.28);
  color: var(--graphite);
  background: var(--linen);
}

.page-contact a {
  color: var(--copper);
  text-decoration-color: rgba(192, 138, 62, 0.38);
  text-underline-offset: 3px;
}

.page-contact a:hover {
  text-decoration-color: var(--copper);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: clamp(14px, 2vw, 22px);
  padding-bottom: clamp(10px, 1.6vw, 16px);
  font-size: 13px;
  color: var(--muted);
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--stone);
}

.page-contact .breadcrumb__item[aria-current="page"] {
  color: var(--graphite);
}

/* ---------- 首屏条 ---------- */
.page-contact .hero-band {
  background: linear-gradient(158deg, var(--ink) 0%, var(--ink-2) 100%);
  color: var(--linen);
  border-bottom: 1px solid var(--ink-2);
}

.page-contact .contact-hero {
  position: relative;
  padding: clamp(36px, 6vw, 78px) 0 clamp(32px, 5vw, 64px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 112px;
  height: 2px;
  background: var(--copper);
}

.page-contact .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper);
}

.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  max-width: 22ch;
  font-family: var(--font-title);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .contact-hero .lede {
  margin: 0 0 26px;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(239, 235, 225, 0.84);
}

.page-contact .hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  margin: 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--hair-dark);
}

.page-contact .hero-links a {
  display: inline-block;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--linen);
  text-decoration: none;
  border-bottom: 1px solid rgba(192, 138, 62, 0.5);
  transition: color var(--row) var(--ease), border-color var(--row) var(--ease);
}

.page-contact .hero-links a:hover {
  color: var(--copper-lift);
  border-bottom-color: var(--copper-lift);
}

/* ---------- 区块骨架 ---------- */
.page-contact .section {
  padding: clamp(40px, 6vw, 80px) 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .section--tight {
  padding: clamp(30px, 4.5vw, 56px) 0;
}

.page-contact .section-head {
  max-width: 72ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-contact .section-title {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .section-head .note {
  margin-top: 10px;
}

.page-contact .note {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

/* ---------- 三条通道 ---------- */
.page-contact .channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px 24px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--copper);
  box-shadow: var(--shadow-soft);
  transition: border-color var(--row) var(--ease), box-shadow var(--row) var(--ease);
}

.page-contact .channel:nth-child(2) {
  border-top-color: var(--moss);
}

.page-contact .channel:nth-child(3) {
  border-top-color: var(--clay);
}

.page-contact .channel:hover {
  border-color: rgba(192, 138, 62, 0.5);
  box-shadow: 0 2px 10px rgba(11, 31, 51, 0.08);
}

.page-contact .channel .tag {
  align-self: flex-start;
}

.page-contact .channel__key {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .channel__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.62;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .channel__val a {
  color: var(--copper);
  text-decoration: none;
  border-bottom: 1px solid rgba(192, 138, 62, 0.35);
}

.page-contact .channel__val a:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-contact .channel__val--addr {
  font-size: 14px;
  line-height: 1.72;
}

.page-contact .channel__note {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 受理范围 ---------- */
.page-contact .scope {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .scope__item {
  position: relative;
  padding: 22px 0 22px clamp(46px, 6vw, 68px);
  border-top: 1px solid var(--line);
}

.page-contact .scope__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .scope__num {
  position: absolute;
  left: 0;
  top: 26px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--copper);
}

.page-contact .scope__item h3 {
  margin: 0 0 6px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.35;
  color: var(--ink);
}

.page-contact .scope__item p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- 流程与节奏 ---------- */
.page-contact .flow-figure {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-contact .media {
  margin: 0;
}

.page-contact .media__frame {
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--line);
}

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

.page-contact .media__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .grid__main p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-contact .rhythm {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .rhythm__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .rhythm dt {
  font-size: 13px;
  color: var(--muted);
}

.page-contact .rhythm dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  text-align: right;
}

/* ---------- 不适用范围 ---------- */
.page-contact .out-scope {
  padding: clamp(24px, 3.6vw, 42px) clamp(20px, 3vw, 36px);
  background: var(--pc-wash);
  border: 1px solid var(--line);
  border-left: 3px solid var(--stone);
}

.page-contact .out-scope .section-title {
  font-size: clamp(19px, 2.3vw, 26px);
}

.page-contact .out-scope__list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .out-scope__list li {
  position: relative;
  padding-left: 20px;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-contact .out-scope__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 9px;
  height: 1px;
  background: var(--muted);
}

.page-contact .out-scope .note {
  margin: 20px 0 0;
}

/* ---------- 准备清单 ---------- */
.page-contact .checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .checklist li {
  border-bottom: 1px solid var(--line);
}

.page-contact .checklist label {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: start;
  padding: 16px 6px;
  cursor: pointer;
  transition: background var(--row) var(--ease);
}

.page-contact .checklist label:hover {
  background: rgba(192, 138, 62, 0.06);
}

.page-contact .checklist input {
  grid-row: 1 / span 2;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--copper);
  cursor: pointer;
}

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

.page-contact .checklist__key {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .checklist__hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 900px) {
  .page-contact .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-contact .hero-links {
    gap: 20px 34px;
  }
}

@media (max-width: 767px) {
  .page-contact .scope__item {
    padding-left: 38px;
  }

  .page-contact .scope__num {
    top: 24px;
  }

  .page-contact .rhythm__row {
    flex-direction: column;
    gap: 4px;
  }

  .page-contact .rhythm dd {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .checklist label,
  .page-contact .hero-links a {
    transition: none;
  }
}