.page-contact {
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-contact .contact-hero {
  max-width: 46rem;
  margin: clamp(24px, 5vw, 52px) 0 clamp(30px, 5vw, 54px);
}

.page-contact .contact-hero h1 {
  font-size: clamp(1.9rem, 5.2vw, 3.3rem);
  line-height: 1.16;
  letter-spacing: 0.02em;
  margin: 0.35em 0 0.65em;
  color: var(--ink);
}

.page-contact .contact-hero .lede {
  font-size: clamp(1rem, 1.5vw, 1.0625rem);
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- 主栅格：左侧固定联系卡片 / 右侧问题引导 ---------- */

.page-contact .contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  align-items: start;
}

@media (min-width: 900px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 32fr) minmax(0, 62fr);
    gap: clamp(40px, 5vw, 76px);
  }

  .page-contact .contact-panel {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

/* ---------- 联系卡片 ---------- */

.page-contact .contact-panel {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .panel-media {
  position: relative;
  aspect-ratio: 14 / 6;
  background: linear-gradient(135deg, var(--paper) 0%, var(--line) 100%);
  overflow: hidden;
}

.page-contact .panel-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.88;
}

.page-contact .panel-body {
  padding: clamp(20px, 3vw, 28px);
}

.page-contact .panel-title {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ink);
  margin: 0 0 20px;
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .channel {
  display: grid;
  gap: 6px;
  padding-top: 20px;
  border-top: 1px solid var(--line-strong);
}

.page-contact .channel:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .channel-label {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--ink-muted);
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.9375rem;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--ink);
  word-break: break-all;
}

.page-contact .channel-value--text {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.7;
  word-break: normal;
}

.page-contact .channel-note {
  font-size: 0.8125rem;
  line-height: 1.72;
  color: var(--ink-muted);
}

.page-contact .panel-nav {
  padding: clamp(18px, 3vw, 26px);
  border-top: 1px solid var(--line-strong);
  background: var(--paper);
}

.page-contact .panel-nav-title {
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--ink-muted);
  margin: 0 0 12px;
}

.page-contact .panel-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-contact .panel-nav a {
  display: block;
  padding: 9px 14px;
  border-radius: var(--pill);
  font-size: 0.9375rem;
  color: var(--ink-soft);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .panel-nav a:hover,
.page-contact .panel-nav a:focus-visible {
  background: var(--paper-raised);
  color: var(--brand);
}

/* ---------- 右侧问题引导 ---------- */

.page-contact .contact-flow {
  display: grid;
  gap: clamp(44px, 6vw, 78px);
}

.page-contact .contact-section {
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-contact .contact-section .section-head {
  margin-bottom: 18px;
}

.page-contact .contact-section h2 {
  margin: 0;
  color: var(--ink);
}

.page-contact .contact-section > p {
  max-width: 38em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0 0 1.25em;
}

.page-contact .contact-section > p:last-of-type {
  margin-bottom: 1.6em;
}

/* 自查清单 */

.page-contact .checklist {
  list-style: none;
  margin: 0 0 1.5em;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .checklist li {
  position: relative;
  padding: 14px 20px 14px 52px;
  background: var(--paper-raised);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-contact .checklist li::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 17px;
  height: 17px;
  border-radius: 5px;
  border: 1.5px solid var(--line-strong);
  background: var(--paper);
}

/* 提示条 */

.page-contact .inline-note {
  padding: 2px 0 2px 16px;
  border-left: 3px solid var(--season);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-muted);
  margin: 0;
}

.page-contact .inline-note a {
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.page-contact .inline-note a:hover {
  color: var(--brand);
  opacity: 0.78;
}

/* 协作章节 */

.page-contact .collab-figure {
  margin: 0 0 22px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--paper-raised);
}

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

.page-contact .collab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 1.5em;
}

@media (min-width: 620px) {
  .page-contact .collab-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .collab-card {
  background: var(--paper-raised);
  border-radius: var(--radius-md);
  padding: 20px;
  border-top: 3px solid var(--season);
}

.page-contact .collab-card:nth-child(1) {
  border-top-color: var(--spring);
}

.page-contact .collab-card:nth-child(2) {
  border-top-color: var(--summer);
}

.page-contact .collab-card:nth-child(3) {
  border-top-color: var(--autumn);
}

.page-contact .collab-card h3 {
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin: 0 0 10px;
}

.page-contact .collab-card p {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--ink-soft);
  margin: 0;
}

.page-contact .collab-card a {
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* 流程 SVG */

.page-contact .flow-wrap {
  background: var(--paper-raised);
  border-radius: var(--radius-lg);
  padding: clamp(18px, 3vw, 30px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .flow-svg {
  display: block;
  width: 100%;
  min-width: 430px;
  height: auto;
}

.page-contact .flow-svg text {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  fill: var(--ink-soft);
  text-anchor: middle;
}

/* ---------- 底部收口 ---------- */

.page-contact .contact-foot {
  margin-top: clamp(44px, 7vw, 84px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  align-items: center;
  justify-content: space-between;
}

.page-contact .foot-links {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--ink-muted);
}

.page-contact .foot-links a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .foot-links a:hover {
  color: var(--brand);
  border-color: var(--brand);
}

.page-contact .contact-record {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  font-size: 0.8125rem;
  color: var(--ink-muted);
}

.page-contact .record-label {
  letter-spacing: 0.1em;
}

.page-contact .record-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}

.page-contact .record-meta {
  color: var(--ink-muted);
}

.page-contact .contact-band {
  width: 60%;
  max-width: 640px;
  height: 8px;
  margin: clamp(44px, 7vw, 80px) auto 0;
  border-radius: var(--pill);
  background: linear-gradient(
    90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter) 75% 100%
  );
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .panel-nav a,
  .page-contact .foot-links a {
    transition: none;
  }
}