.site-header {
  position: absolute;
  z-index: 100;
  top: 24px;
  left: 0;
  right: 0;
  pointer-events: none;
}
/* site-header 必须位于首屏内部而不是 fixed；nav-shell 负责实际可点击的毛玻璃导航。 */
.nav-shell {
  width: min(calc(100% - (var(--page-pad) * 2)), var(--content-max));
  min-height: 68px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 10px 12px 10px 14px;
  background: rgba(255, 255, 255, .7);
  border: 1px solid rgba(255, 255, 255, .88);
  border-radius: var(--radius);
  box-shadow: 0 18px 70px rgba(35, 53, 84, .16), 0 1px 0 rgba(255, 255, 255, .8) inset;
  backdrop-filter: blur(26px) saturate(170%);
  -webkit-backdrop-filter: blur(26px) saturate(170%);
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: max-content;
  font-weight: 760;
}

.brand-mark {
  position: relative;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
}

.brand-mark img {
  /* 当前源图同时包含图形和文字，负偏移只裁出图形；换正式独立 Logo 后要一起删除这组裁切值。 */
  position: absolute;
  width: 166px;
  max-width: none;
  left: -20px;
  top: -20px;
}

.brand-name {
  display: grid;
  line-height: 1.15;
}

.brand-name small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 540;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(15px, 2vw, 28px);
}

.nav-links a {
  position: relative;
  padding-block: 10px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 4px;
  height: 2px;
  background: var(--brand-gradient);
  transition: right var(--transition-fast) ease;
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  right: 0;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.language-link {
  padding: 10px 8px;
  color: var(--muted);
  font-size: 12px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-button {
  width: 42px;
  height: 42px;
  display: none;
  place-items: center;
  padding: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  cursor: pointer;
}

.menu-button span,
.menu-button::before,
.menu-button::after {
  content: "";
  width: 18px;
  height: 2px;
  display: block;
  background: var(--ink);
  transition: transform var(--transition-fast) ease, opacity var(--transition-fast) ease;
}

.menu-button span {
  margin-block: 4px;
}

.button {
  position: relative;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 17px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-small);
  background: var(--surface);
  color: var(--ink);
  font-size: 13px;
  font-weight: 720;
  cursor: pointer;
  transition: transform var(--transition-fast) ease, box-shadow var(--transition-fast) ease, border-color var(--transition-fast) ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(52, 120, 246, .5);
  box-shadow: 0 12px 30px rgba(52, 120, 246, .13);
}

.button:active {
  transform: translateY(1px) scale(.985);
}

.button--primary {
  color: var(--surface);
  background: var(--ink);
  border-color: var(--ink);
}

.button--spectrum {
  color: var(--surface);
  background: var(--brand-gradient);
  border-color: transparent;
}

/* 全站使用已确认的 B 方案折角；不带横向箭杆，避免图标抢过按钮文字。 */
.ui-arrow {
  position: relative;
  width: 15px;
  height: 15px;
  display: inline-block;
  flex: 0 0 15px;
  color: currentColor;
  transition: transform var(--transition-fast) cubic-bezier(.22, 1, .36, 1);
}

.ui-arrow::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 3px;
  width: 6px;
  height: 6px;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  transform: translateY(-50%) rotate(45deg);
}

.button:hover .ui-arrow,
.button:focus-visible .ui-arrow,
.track-card:hover .ui-arrow,
.track-card:focus-visible .ui-arrow,
.service-route:hover .ui-arrow,
.service-route:focus-visible .ui-arrow,
.process-step:hover .ui-arrow,
.process-step:focus-visible .ui-arrow,
.page-index a:hover .ui-arrow,
.page-index a:focus-visible .ui-arrow {
  transform: translateX(2px);
}

/* 水波纹节点由 shared.js 按真实点击位置临时创建，动画结束后会被脚本删除。 */
.ripple {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(52, 120, 246, .22);
  transform: translate(-50%, -50%) scale(0);
  animation: ripple-out 520ms ease-out forwards;
  pointer-events: none;
}

@keyframes ripple-out {
  to { transform: translate(-50%, -50%) scale(18); opacity: 0; }
}

.glass-panel {
  background: rgba(255, 255, 255, .58);
  border: 1px solid rgba(255, 255, 255, .86);
  border-radius: var(--radius);
  box-shadow: 0 24px 70px rgba(46, 75, 130, .16), 0 1px 0 rgba(255, 255, 255, .8) inset;
  backdrop-filter: blur(26px) saturate(170%);
  -webkit-backdrop-filter: blur(26px) saturate(170%);
}

.status-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 28px;
  padding: 4px 9px;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, .72);
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  font-size: 11px;
  font-weight: 730;
  text-transform: uppercase;
}

.status-label::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(52, 120, 246, .12);
}

/* 图片未到位前保留编号和画面要求，不能用无关图库图把占位说明盖掉。 */
.image-slot {
  position: relative;
  min-height: 390px;
  display: flex;
  align-items: flex-end;
  padding: clamp(22px, 4vw, 44px);
  overflow: hidden;
  background:
    linear-gradient(rgba(52, 120, 246, .1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, .08) 1px, transparent 1px),
    linear-gradient(145deg, #E9F7FD 0%, #EEF1FF 55%, #F4EDFF 100%);
  background-size: 32px 32px, 32px 32px, auto;
  border: 1px solid rgba(52, 120, 246, .18);
  border-radius: var(--radius);
}

.image-slot::before {
  content: "IMAGE PLACEHOLDER";
  position: absolute;
  top: 22px;
  right: 22px;
  color: rgba(17, 24, 39, .38);
  font-size: 10px;
  font-weight: 760;
}

.image-slot__caption {
  position: relative;
  z-index: 1;
  max-width: 560px;
  padding: 18px;
  background: rgba(255, 255, 255, .82);
  border: 1px solid rgba(255, 255, 255, .92);
  border-radius: var(--radius-small);
  backdrop-filter: blur(14px);
}

.image-slot__caption strong {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
}

.image-slot__caption p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.boundary-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.boundary-column {
  padding: clamp(28px, 4vw, 52px);
}

.boundary-column + .boundary-column {
  border-left: 1px solid var(--line);
}

.boundary-column h3 {
  margin-bottom: 22px;
  font-size: clamp(24px, 3vw, 38px);
}

.boundary-column ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.boundary-column li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
  padding-block: 14px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

.boundary-column li::before {
  content: "+";
  color: var(--blue-strong);
  font-weight: 800;
}

.boundary-column--limit li::before {
  content: "-";
  color: var(--violet);
}

/* 咨询区是所有页面共用的最终入口，二级页面只改邮件主题，不复制另一套组件。 */
.contact-band {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(32px, 6vw, 90px);
  align-items: end;
  padding: clamp(36px, 6vw, 78px);
  color: var(--surface);
  background: var(--ink);
  border-radius: var(--radius);
  overflow: hidden;
}

.contact-band::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 5px;
  background: var(--brand-gradient);
}

.contact-band h2 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(36px, 5vw, 72px);
  line-height: 1.02;
}

.contact-band p {
  max-width: 620px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, .68);
}

.contact-band__actions {
  display: grid;
  gap: 10px;
}

.contact-band__actions .button {
  justify-content: space-between;
}

.page-hero {
  min-height: 620px;
  display: flex;
  align-items: flex-end;
  padding: 170px 0 84px;
  background: rgba(255, 255, 255, .78);
  border-bottom: 1px solid var(--line);
}

.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr);
  gap: clamp(40px, 7vw, 110px);
  align-items: end;
}

.page-hero h1 {
  max-width: 850px;
  margin-bottom: 22px;
  font-size: clamp(48px, 5vw, 74px);
  font-weight: 620;
  line-height: .98;
}

.page-hero__summary {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(18px, 1.8vw, 23px);
}

.page-index {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-index a {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 15px 0;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  transition: color var(--transition-fast) ease, padding-left var(--transition-fast) ease;
}

.page-index a:hover {
  padding-left: 8px;
  color: var(--blue-strong);
}

/* 二级页面共用这一组结构，页面负责人通过内容组合而不是重写全局布局。 */
.content-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.content-grid--spaced {
  margin-top: 18px;
}

.content-card {
  grid-column: span 4;
  min-height: 260px;
  padding: 28px;
  background: rgba(255, 255, 255, .84);
  border-top: 2px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.content-card__number {
  display: block;
  margin-bottom: 56px;
  color: var(--blue-strong);
  font-size: 12px;
  font-weight: 780;
}

.content-card h3 {
  margin-bottom: 12px;
  font-size: 23px;
}

.content-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.site-footer {
  padding: 64px 0 36px;
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: end;
}

.logo-lockup {
  position: relative;
  width: 170px;
  height: 146px;
  overflow: hidden;
}

.logo-lockup img {
  position: absolute;
  width: 360px;
  max-width: none;
  left: 0;
  top: -40px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 28px;
}

.footer-links a {
  padding-block: 8px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.footer-meta {
  margin-top: 48px;
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted-light);
  border-top: 1px solid var(--line);
  font-size: 12px;
}