/* ===== 咨询通道 / page-contact ===== */
.page-contact {
  --pc-rail: minmax(300px, 372px);
  --pc-gap: clamp(28px, 4vw, 56px);
  --pc-rule: var(--line-w) solid var(--line);
  display: block;
}

/* --- 面包屑 --- */
.page-contact .breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-block: clamp(22px, 3vw, 38px) 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .08em;
  color: var(--text-dim);
}
.page-contact .breadcrumbs__link {
  color: var(--text-dim);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.page-contact .breadcrumbs__link:hover { color: var(--accent); }
.page-contact .breadcrumbs__item { color: var(--text); }
.page-contact .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

/* --- 首屏 --- */
.page-contact .contact-top {
  position: relative;
  padding-block: clamp(34px, 5vw, 68px) clamp(44px, 6vw, 88px);
  background:
    radial-gradient(120% 100% at 90% 0%, rgba(200, 255, 61, .08), transparent 58%),
    radial-gradient(95% 90% at 0% 100%, rgba(43, 47, 74, .5), transparent 62%);
}
.page-contact .contact-top::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent) 0 20%, var(--indigo) 20% 52%, transparent 52%);
}
.page-contact .contact-top__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}
@media (min-width: 920px) {
  .page-contact .contact-top__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: end;
  }
}
.page-contact .pc-eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--accent);
}
.page-contact .contact-top h1 {
  margin: 0;
  max-width: 15em;
  font-size: clamp(30px, 5.2vw, 56px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--text);
}
.page-contact .contact-top__lead .lead {
  margin: 22px 0 0;
  max-width: 34em;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--text-dim);
  font-weight: 400;
}
.page-contact .contact-top__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* --- 图片容器 --- */
.page-contact .pc-figure { margin: 0; }
.page-contact .pc-figure--wide { margin-top: clamp(26px, 3.6vw, 44px); }
.page-contact .media {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: var(--pc-rule);
  background: linear-gradient(150deg, var(--bg-card) 0%, var(--indigo) 62%, var(--bg-rail) 100%);
}
.page-contact .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .media__caption {
  display: block;
  margin: 0;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .05em;
  color: var(--text-dim);
}
.page-contact .contact-top__frame { aspect-ratio: 14 / 9; }
.page-contact .contact-partner__frame { aspect-ratio: 2 / 1; }

/* --- 主体分栏 --- */
.page-contact .contact-body {
  padding-block: clamp(42px, 6vw, 88px) clamp(64px, 8vw, 118px);
}
.page-contact .contact-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 56px);
}
@media (min-width: 1024px) {
  .page-contact .contact-body__grid {
    grid-template-columns: var(--pc-rail) minmax(0, 1fr);
    align-items: start;
  }
  .page-contact .contact-rail { position: sticky; top: clamp(20px, 3vw, 40px); }
}

/* --- 联系信息列 --- */
.page-contact .contact-rail {
  border: var(--pc-rule);
  border-top: 3px solid var(--accent);
  background: var(--bg-rail);
  padding: clamp(22px, 3vw, 34px);
  box-shadow: 6px 6px 0 0 var(--line);
}
.page-contact .rail-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--accent);
}
.page-contact .contact-rail__h {
  margin: 14px 0 0;
  font-size: var(--fs-m);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--text);
}
.page-contact .contact-rail__note {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-contact .contact-item {
  margin-top: 26px;
  padding-top: 22px;
  border-top: var(--pc-rule);
}
.page-contact .contact-item__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--text-dim);
}
.page-contact .contact-item__val {
  display: block;
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.3vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--text);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.page-contact a.contact-item__val {
  transition: color .18s var(--ease);
}
.page-contact a.contact-item__val:hover,
.page-contact a.contact-item__val:focus-visible {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 4px;
}
.page-contact .contact-item__hint {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* --- 右侧内容流 --- */
.page-contact .contact-panel + .contact-panel { margin-top: clamp(52px, 7vw, 92px); }
.page-contact .pc-head {
  display: grid;
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: var(--pc-rule);
}
.page-contact .pc-num {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .18em;
  color: var(--accent);
}
.page-contact .pc-title {
  margin: 0;
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -.015em;
  color: var(--text);
}
.page-contact .pc-note {
  margin: 0;
  max-width: 38em;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-dim);
}

/* --- 渠道卡片 --- */
.page-contact .channel-list {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 760px) {
  .page-contact .channel-list { grid-template-columns: 1fr 1fr; }
}
.page-contact .channel {
  padding: clamp(20px, 2.4vw, 28px);
  border: var(--pc-rule);
  background: var(--bg-card);
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.page-contact .channel:hover {
  border-color: var(--accent);
  box-shadow: 6px 6px 0 0 var(--line);
}
.page-contact .channel__num {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .16em;
  color: var(--accent);
}
.page-contact .channel__title {
  margin: 12px 0 0;
  font-size: var(--fs-m);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--text);
}
.page-contact .channel__text {
  margin: 10px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-contact .channel__to {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .04em;
  color: var(--text);
}

/* --- 发送前自查 --- */
.page-contact .checklist {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-contact .check {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 18px;
  border: var(--pc-rule);
  background: var(--bg-rail);
  cursor: pointer;
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}
.page-contact .check:hover { border-color: var(--accent); }
.page-contact .check:has(.check__box:checked) {
  border-color: var(--accent);
  background: var(--bg-card);
}
.page-contact .check__box {
  position: relative;
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  margin: 1px 0 0;
  appearance: none;
  -webkit-appearance: none;
  border: var(--line-w) solid var(--line);
  background: var(--bg);
  cursor: pointer;
  transition: border-color .18s var(--ease);
}
.page-contact .check__box:checked { border-color: var(--accent); }
.page-contact .check__box:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 12px;
  border: solid var(--accent);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.page-contact .check__box:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.page-contact .check__text {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text);
}

/* --- 处理节奏 --- */
.page-contact .pace {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
}
.page-contact .pace__item {
  position: relative;
  padding: 0 0 clamp(24px, 3vw, 34px) 32px;
  border-left: var(--line-w) solid var(--line);
}
.page-contact .pace__item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}
.page-contact .pace__item::before {
  content: "";
  position: absolute;
  left: -9px;
  top: 3px;
  width: 12px;
  height: 12px;
  border: var(--line-w) solid var(--line);
  background: var(--bg);
}
.page-contact .pace__item--now::before {
  left: -10px;
  top: 2px;
  width: 14px;
  height: 14px;
  border-color: var(--accent);
  background: var(--accent);
  animation: pcPulse 2s var(--ease) infinite;
}
@keyframes pcPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .88; }
}
.page-contact .pace__time {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  color: var(--warn);
}
.page-contact .pace__title {
  margin: 8px 0 0;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--text);
}
.page-contact .pace__text {
  margin: 8px 0 0;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* --- 协作 --- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(24px, 3vw, 34px);
}
@media (min-width: 760px) {
  .page-contact .partner-grid { grid-template-columns: 1fr 1fr; }
}
.page-contact .partner-card {
  padding: clamp(20px, 2.4vw, 28px);
  border: var(--pc-rule);
  border-left: 4px solid var(--line);
  background: var(--bg-card);
  transition: border-color .18s var(--ease);
}
.page-contact .partner-card:hover { border-left-color: var(--accent); }
.page-contact .partner-card h3 {
  margin: 0;
  font-size: var(--fs-m);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--text);
}
.page-contact .partner-card p {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* --- 收尾 --- */
.page-contact .contact-end {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: clamp(52px, 7vw, 92px);
  padding: clamp(26px, 3.4vw, 38px);
  border: var(--pc-rule);
  border-left: 4px solid var(--accent);
  background: var(--bg-rail);
}
.page-contact .contact-end__line {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: 1.8;
  letter-spacing: .05em;
  color: var(--text-dim);
}
.page-contact .contact-back {
  margin: 26px 0 0;
  text-align: right;
}
.page-contact .contact-back a {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .1em;
  color: var(--text-dim);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.page-contact .contact-back a:hover { color: var(--accent); }

/* --- 窄屏收口 --- */
@media (max-width: 599px) {
  .page-contact .contact-rail { box-shadow: 4px 4px 0 0 var(--line); }
  .page-contact .contact-top__acts .btn { flex: 1 1 100%; justify-content: center; }
  .page-contact .contact-end { flex-direction: column; align-items: flex-start; }
  .page-contact .contact-back { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pace__item--now::before { animation: none; }
}