/* /app 21-nebula：nxl 双栏落地（左 sticky 下载坞 + 右滚动叙事） */
body.app-nebula-page.layout-nebula #main-content {
  padding-bottom: 0;
  max-width: none;
}

.nxl-page {
  max-width: var(--nb-page-max, 1420px);
  margin: 0 auto;
  padding: 0 var(--nb-page-gutter, 24px) 48px;
  box-sizing: border-box;
}

.nxl-page__grid {
  display: grid;
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  gap: 28px 36px;
  align-items: start;
}

@media (max-width: 960px) {
  .nxl-page__grid {
    grid-template-columns: 1fr;
  }
}

.nxl-page__dock {
  position: sticky;
  top: 120px;
  z-index: 2;
}

@media (max-width: 960px) {
  .nxl-page__dock {
    position: static;
  }
}

.nxl-page__dock-inner {
  padding: 22px;
  border-radius: 20px;
  border: 1px solid var(--nb-line, rgba(49, 46, 129, 0.12));
  background: linear-gradient(165deg, #fff 0%, #eef2ff 100%);
  box-shadow: var(--nb-shadow-soft, 0 4px 24px rgba(15, 23, 42, 0.06));
}

.nxl-page__kicker {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7c3aed;
}

.nxl-page__h1 {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 2.8vw, 1.75rem);
  font-weight: 900;
  line-height: 1.2;
  color: #1e1b4b;
}

.nxl-page__lead {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.6;
  color: #64748b;
}

.nxl-dl {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 18px;
}

.nxl-dl__card {
  padding: 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--nb-line);
}

.nxl-dl__os {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
  color: #7c3aed;
}

.nxl-dl__card p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.5;
  color: #64748b;
}

.nxl-dl__btn {
  display: inline-flex;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 14px;
  text-decoration: none;
}

.nxl-dl__btn--pri {
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: #fff;
  box-shadow: 0 6px 18px rgba(124, 58, 237, 0.35);
}

.nxl-dl__btn--sec {
  background: #fff;
  border: 2px solid #7c3aed;
  color: #7c3aed;
}

.nxl-spec {
  margin: 0 0 12px;
  display: grid;
  gap: 8px;
}

.nxl-spec div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}

.nxl-spec dt {
  font-weight: 800;
  color: #64748b;
}

.nxl-spec dd {
  margin: 0;
  font-weight: 700;
  color: #1e1b4b;
}

.nxl-spec__ul {
  margin: 0 0 12px;
  padding-left: 1.1em;
  font-size: 13px;
  line-height: 1.5;
  color: #64748b;
}

.nxl-spec__log {
  font-size: 13px;
  font-weight: 800;
  color: #7c3aed;
  text-decoration: none;
}

.nxl-page__scroll {
  min-width: 0;
}

.nxl-stage {
  position: relative;
  margin: 0 0 28px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--nb-line);
}

/* 仅主图：勿用 .nxl-stage img，否则会连带放大 figcaption 内角标 Logo */
.nxl-stage > img,
.nxl-stage__photo {
  display: block;
  width: 100%;
  height: min(380px, 42vw);
  min-height: 200px;
  object-fit: cover;
}

.nxl-stage__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(0deg, rgba(30, 27, 75, 0.92) 0%, rgba(30, 27, 75, 0.55) 55%, transparent 100%);
  z-index: 2;
}
.nxl-stage__cap-logo {
  flex-shrink: 0;
  width: 32px !important;
  height: 32px !important;
  max-width: 32px !important;
  max-height: 32px !important;
  min-height: 0 !important;
  border-radius: 8px;
  object-fit: contain;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}
.nxl-stage__cap-text {
  line-height: 1.35;
}

.nxl-sec-h {
  margin: 0 0 8px;
  font-size: 1.15rem;
  font-weight: 900;
  color: #1e1b4b;
}

.nxl-sec-sub {
  margin: 0 0 16px;
  font-size: 14px;
  color: #64748b;
}

.nxl-phones {
  margin-bottom: 32px;
}

.nxl-phones__row {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.nxl-phones__device {
  flex: 0 0 min(200px, 42vw);
  margin: 0;
  text-align: center;
}

.nxl-phones__bezel {
  border-radius: 24px;
  padding: 10px 8px 14px;
  background: #1e1b4b;
  border: 2px solid #4c1d95;
  overflow: hidden;
}

.nxl-phones__bezel img {
  display: block;
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: 14px;
}

.nxl-phones__device figcaption {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 800;
  color: #7c3aed;
}

.nxl-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 32px;
}

@media (max-width: 720px) {
  .nxl-strip {
    grid-template-columns: 1fr;
  }
}

.nxl-strip__cell {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--nb-line);
}

.nxl-strip__cell img {
  display: block;
  width: 100%;
  height: 140px;
  object-fit: cover;
}

.nxl-strip__cell figcaption {
  margin: 0;
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 800;
  background: var(--nb-panel);
  color: #312e81;
}

.nxl-tracks {
  margin-bottom: 32px;
}

.nxl-tracks__list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.nxl-tracks__item {
  display: grid;
  grid-template-columns: minmax(140px, 200px) minmax(0, 1fr);
  gap: 16px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--nb-line);
  background: #fff;
  align-items: center;
}

@media (max-width: 560px) {
  .nxl-tracks__item {
    grid-template-columns: 1fr;
  }
}

.nxl-tracks__item figure {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
}

.nxl-tracks__item img {
  display: block;
  width: 100%;
  height: 120px;
  object-fit: cover;
}

.nxl-tracks__item h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 900;
}

.nxl-tracks__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: #64748b;
}

.nxl-install {
  margin-bottom: 28px;
  padding: 20px;
  border-radius: 16px;
  background: var(--nb-panel, #eef2ff);
}

.nxl-install__steps {
  margin: 0;
  padding-left: 1.2em;
  font-size: 14px;
  line-height: 1.65;
  color: #475569;
}

.nxl-install__steps a {
  color: #7c3aed;
  font-weight: 700;
}

.nxl-faq {
  margin-bottom: 24px;
}

.nxl-faq__item {
  margin-bottom: 8px;
  border-radius: 12px;
  border: 1px solid var(--nb-line);
  background: #fff;
  overflow: hidden;
}

.nxl-faq__item summary {
  padding: 14px 16px;
  font-weight: 800;
  cursor: pointer;
  color: #312e81;
  list-style: none;
}

.nxl-faq__item summary::-webkit-details-marker {
  display: none;
}

.nxl-faq__item p {
  margin: 0;
  padding: 0 16px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: #64748b;
}

.nxl-foot {
  padding: 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, #312e81, #1e1b4b);
  color: #e0e7ff;
}

.nxl-foot p {
  margin: 0 0 12px;
  font-size: 14px;
}

.nxl-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
}

.nxl-foot__links a {
  color: #c4b5fd;
  font-weight: 800;
  text-decoration: none;
}

.nxl-foot__links a:hover {
  color: #fff;
}

body.app-nebula-page.layout-nebula .nxl-stage > img.nxl-stage__photo,
body.app-nebula-page.layout-nebula .nxl-stage.nb-img-watermark > img:not(.site-img-wm__logo),
body.app-nebula-page.layout-nebula .nxl-phones__bezel.nb-img-watermark > img:not(.site-img-wm__logo),
body.app-nebula-page.layout-nebula .nxl-strip__cell.nb-img-watermark > img:not(.site-img-wm__logo),
body.app-nebula-page.layout-nebula .nxl-tracks__item .nb-img-watermark > img:not(.site-img-wm__logo) {
  width: 100% !important;
  max-width: none !important;
  display: block !important;
  object-fit: cover !important;
  object-position: center;
}