:root {
  --hero: #1a1360;
  --hero-2: #241a7a;
  --pink: #f26d7d;
  --pink-deep: #d96270;
  --paper: #f7f7f7;
  --paper-2: #ededed;
  --card: #fff;
  --ink: #1b1b2f;
  --muted: #5c6278;
  --line: #e4e1ef;
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.lx {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
}
a { color: var(--pink); text-decoration: none; }
.hidden { display: none !important; }

.lx-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(ellipse at 80% 10%, rgba(242, 109, 125, 0.22), transparent 42%),
    linear-gradient(180deg, var(--hero) 0%, #16104f 70%, var(--hero-2) 100%);
  color: #fff;
  overflow: hidden;
}
.lx-hero-photo {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.28;
  pointer-events: none;
}
.lx-hero-photo.has-photo { opacity: 0.42; }

.lx-nav {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 6vw;
  background: rgba(26, 19, 96, 0.88);
}
.lx-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.04em;
}
.lx-nav-logo {
  width: 34px;
  height: 34px;
  object-fit: cover;
  border-radius: 8px;
  background: #fff;
}
.lx-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255,255,255,.28);
  color: #fff;
  width: 40px;
  height: 36px;
  border-radius: 6px;
  cursor: pointer;
}
.lx-nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 4px 8px;
  font-size: 14px;
}
.lx-nav-links a { color: rgba(255,255,255,.82); padding: 6px 8px; }
.lx-nav-links a:hover { color: #fff; }
.lx-nav-links .lx-nav-cta {
  margin-left: 6px;
  padding: 7px 14px;
  border-radius: 4px;
  background: var(--pink);
  color: #fff !important;
  font-weight: 700;
}

.lx-hero-inner {
  position: relative;
  z-index: 2;
  flex: 1;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 36px;
  align-items: center;
  width: min(1280px, 94vw);
  margin: 0 auto;
  padding: 40px 0 96px;
}
.lx-hero-inner.is-solo { grid-template-columns: 1fr; max-width: 760px; }
.lx-kicker {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 500;
  color: rgba(255,255,255,.55);
}
.lx-hero h1 {
  margin: 0;
  font-size: clamp(40px, 6vw, 64px);
  letter-spacing: 0.02em;
  line-height: 1.15;
}
.lx-sub, .lx-tag {
  margin: 12px 0 0;
  font-size: clamp(16px, 2.2vw, 22px);
  font-weight: 500;
  color: rgba(255,255,255,.72);
}
.lx-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.lx-cta-center { margin-top: 28px; justify-content: center; }
.lx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 132px;
  padding: 12px 22px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 15px;
  border: 0;
}
.lx-btn-light { background: #fff; color: var(--hero); }
.lx-btn-light:hover { filter: brightness(0.96); }
.lx-btn-primary { background: var(--pink); color: #fff; }
.lx-btn-primary:hover { background: var(--pink-deep); }
.lx-btn-ghost {
  border: 1px solid var(--line);
  color: var(--ink);
  background: #fff;
}

.lx-carousel {
  position: relative;
  min-height: 320px;
  perspective: 1400px;
  --carousel-h: 560px;
}
.lx-carousel-stage {
  position: relative;
  width: 100%;
  height: var(--carousel-h);
  max-height: min(var(--carousel-h), 72vh);
  transform-style: preserve-3d;
}
.lx-slide {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 22px 48px rgba(0,0,0,.32));
  opacity: 0;
  pointer-events: none;
  z-index: 1;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: transform 0.7s cubic-bezier(.4,.1,.2,1), opacity 0.45s ease;
}
.lx-slide.on {
  opacity: 1;
  pointer-events: auto;
  z-index: 3;
}
/* 翻页（默认） */
.lx-carousel[data-fx="flip"] .lx-slide {
  transform: rotateY(88deg) scale(0.94);
  transform-origin: center center;
}
.lx-carousel[data-fx="flip"] .lx-slide.on {
  transform: rotateY(0) scale(1);
}
.lx-carousel[data-fx="flip"] .lx-slide.is-leaving {
  opacity: 0;
  transform: rotateY(-88deg) scale(0.94);
  z-index: 2;
}
/* 左右滑动 */
.lx-carousel[data-fx="slide"] .lx-slide {
  transform: translateX(18%);
}
.lx-carousel[data-fx="slide"] .lx-slide.on {
  transform: translateX(0);
}
.lx-carousel[data-fx="slide"] .lx-slide.is-leaving {
  opacity: 0;
  transform: translateX(-18%);
  z-index: 2;
}
/* 淡入淡出 */
.lx-carousel[data-fx="fade"] .lx-slide {
  transform: none;
  transition: opacity 0.55s ease;
}
.lx-carousel[data-fx="fade"] .lx-slide.on { transform: none; }
.lx-carousel[data-fx="fade"] .lx-slide.is-leaving {
  opacity: 0;
  z-index: 2;
}
.lx-carousel-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}
.lx-carousel-nav button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,.22);
  color: #fff;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}
.lx-carousel-nav button:hover { background: rgba(255,255,255,.34); }
.lx-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255,255,255,.35);
  cursor: pointer;
}
.lx-dot.on { background: #fff; }

.lx-waves {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 110px;
  z-index: 3;
  pointer-events: none;
}
.lx-waves svg { display: block; width: 100%; height: 100%; }
.lx-wave-a { fill: var(--pink); opacity: 0.9; }
.lx-wave-b { fill: #fff; }
.lx-wave {
  animation: lxWave 9s ease-in-out infinite;
  transform-origin: center;
}
.lx-wave-b { animation-duration: 11s; animation-direction: reverse; }
@keyframes lxWave {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(-4%); }
}

.lx-section { padding: 72px 0; }
.lx-wrap { width: min(1080px, 90vw); margin: 0 auto; }
.lx-wrap-wide { width: min(1180px, 92vw); }
.lx-band { background: var(--paper); background-repeat: no-repeat; background-size: contain; background-position: top center; }
.lx-band.has-photo { background-size: cover; background-position: center; }
.lx-title.center { text-align: center; }
.lx-section h2 {
  margin: 0 0 8px;
  font-size: clamp(26px, 4vw, 36px);
  color: var(--ink);
}
.lx-lead { margin: 0 auto 28px; color: var(--muted); max-width: 720px; }
.lx-kicker-ink {
  margin: 0 0 8px;
  color: var(--pink);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.lx-showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 28px;
}
.lx-show-card {
  background: var(--card);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(26, 19, 96, 0.08);
  transition: opacity 0.75s cubic-bezier(.2,.7,.2,1), transform 0.75s cubic-bezier(.2,.7,.2,1), box-shadow 0.35s ease;
  will-change: transform, opacity;
}
.lx-show-card:hover {
  box-shadow: 0 18px 40px rgba(26, 19, 96, 0.14);
}
.lx-showcases[data-reveal="lift"] .lx-show-card:not(.in-view) {
  opacity: 0;
  transform: translateY(36px);
}
.lx-showcases[data-reveal="fade"] .lx-show-card:not(.in-view) {
  opacity: 0;
  transform: none;
}
.lx-showcases[data-reveal="zoom"] .lx-show-card:not(.in-view) {
  opacity: 0;
  transform: scale(0.92);
}
.lx-showcases[data-reveal="none"] .lx-show-card {
  opacity: 1;
  transform: none;
}
.lx-show-card.in-view {
  opacity: 1;
  transform: none;
}
.lx-showcases[data-reveal="lift"] .lx-show-card.in-view:hover,
.lx-showcases[data-reveal="zoom"] .lx-show-card.in-view:hover {
  transform: translateY(-8px);
}
.lx-show-card h5 {
  margin: 0;
  padding: 14px 16px;
  text-align: center;
  color: #fff;
  background: var(--pink);
  font-size: 16px;
}
.lx-show-card:nth-child(2) h5 { background: var(--hero); }
.lx-show-card img {
  display: block;
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  background: #fafafa;
  transition: transform 0.55s ease;
}
.lx-show-card.in-view:hover img {
  transform: scale(1.03);
}
.lx-show-card .lx-show-empty {
  min-height: 160px;
  background: linear-gradient(180deg, #fff, #f3f1f8);
}

.lx-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px 24px;
  margin-top: 36px;
}
.lx-card { text-align: center; }
.lx-card h3 { margin: 0 0 8px; font-size: 18px; color: var(--ink); }
.lx-card p { margin: 0; color: var(--muted); font-size: 14px; white-space: pre-wrap; }

.lx-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 20px 0 24px;
}
.lx-tab {
  border: 0;
  background: transparent;
  padding: 10px 18px;
  font: inherit;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.lx-tab.on { color: var(--pink); border-bottom-color: var(--pink); }
.lx-tab-panes { text-align: center; min-height: 120px; }
.lx-prod-pane { display: none; }
.lx-prod-pane.on { display: block; }
.lx-prod-pane img {
  max-width: 100%;
  max-height: 420px;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(26, 19, 96, 0.12);
}
.lx-prod-pane p { color: var(--muted); }

.lx-logs { display: flex; flex-direction: column; gap: 0; margin-top: 20px; }
.lx-log { border-bottom: 1px solid var(--line); }
.lx-log summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 4px;
  color: var(--ink);
  font-weight: 700;
}
.lx-log summary::-webkit-details-marker { display: none; }
.lx-log p {
  margin: 0;
  padding: 0 4px 16px;
  color: var(--muted);
  font-size: 14px;
  white-space: pre-wrap;
}

.lx-about-grid.is-solo { grid-template-columns: 1fr; }
.lx-about article h3 { margin: 0 0 6px; font-size: 18px; }
.lx-about article p { margin: 0 0 18px; color: var(--muted); white-space: pre-wrap; }
.lx-about-photo img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(26, 19, 96, 0.16);
}

.lx-faq { margin: 0; }
.lx-faq div { border-bottom: 1px solid var(--line); padding: 14px 0; }
.lx-faq dt { font-weight: 700; margin: 0 0 6px; }
.lx-faq dd { margin: 0; color: var(--muted); white-space: pre-wrap; }

.lx-downloads {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}
.lx-dl-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 6px 18px rgba(26, 19, 96, 0.04);
}
.lx-dl-card strong { display: block; font-size: 18px; margin-bottom: 6px; }
.lx-dl-card p { margin: 0 0 14px; color: var(--muted); font-size: 13px; }
.lx-dl-link {
  display: inline-block;
  padding: 8px 14px;
  background: var(--pink);
  color: #fff;
  font-weight: 700;
  border-radius: 4px;
}
.lx-muted, .lx-dl-empty, .lx-pricing-empty { color: var(--muted); }

.lx-plan-group { margin-bottom: 36px; }
.lx-plan-group-head {
  display: flex;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 16px;
}
.lx-plan-group-head strong { font-size: 16px; }
.lx-plan-group-head span { color: var(--muted); font-size: 13px; }
.lx-plan-grid {
  display: grid;
  grid-template-columns: repeat(var(--lx-plan-cols, 3), minmax(0, 1fr));
  gap: 20px;
}
.lx-plan-card {
  display: flex;
  flex-direction: column;
  min-height: 380px;
  padding: 22px 20px 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(26, 19, 96, 0.06);
}
.lx-plan-card.is-featured {
  border-color: rgba(242, 109, 125, 0.45);
  box-shadow: 0 10px 28px rgba(242, 109, 125, 0.12);
}
.lx-plan-card.is-trial { border-color: #7cb87c; }
.lx-plan-card .period {
  display: inline-flex;
  align-self: flex-start;
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(242, 109, 125, 0.12);
  color: var(--pink);
  font-size: 13px;
  font-weight: 700;
}
.lx-plan-card.is-trial .period { background: #e7f6ee; color: #1b7a45; }
.lx-plan-card .price {
  margin: 12px 0 6px;
  font-size: 28px;
  line-height: 1.2;
  font-weight: 800;
  color: var(--ink);
}
.lx-plan-card .price s {
  font-size: 15px;
  font-weight: 500;
  color: #8a8a8a;
  margin-left: 6px;
}
.lx-plan-card .price em {
  font-style: normal;
  font-size: 12px;
  font-weight: 600;
  color: #c45c26;
  margin-left: 6px;
}
.lx-plan-card .lx-promo-end {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 600;
  color: #c45c26;
}
.lx-plan-card .name {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}
.lx-plan-card .feats {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  flex: 1;
}
.lx-plan-card .feats li {
  position: relative;
  padding-left: 14px;
}
.lx-plan-card .feats li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--pink);
}
.lx-plan-card .buy {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 36px;
  padding: 8px 12px;
  background: var(--pink);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  border-radius: 6px;
}
.lx-plan-card .buy:hover { background: var(--pink-deep); }

.lx-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  justify-content: center;
  text-align: center;
  padding: 28px 5vw 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.lx-foot strong { color: var(--ink); }

@media (prefers-reduced-motion: reduce) {
  .lx-slide, .lx-show-card, .lx-show-card img, .lx-wave {
    transition: none !important;
    animation: none !important;
  }
  .lx-showcases .lx-show-card:not(.in-view) {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 900px) {
  .lx-hero-inner, .lx-about-grid, .lx-showcase-grid, .lx-cards, .lx-plan-grid {
    grid-template-columns: 1fr;
  }
  .lx-hero-visual { display: none; }
  .lx-nav-toggle { display: block; }
  .lx-nav-links {
    display: none;
    position: absolute;
    top: 62px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 6vw 18px;
    background: #16104f;
  }
  .lx-nav.is-open .lx-nav-links { display: flex; }
}