:root {
  --flx-bg: #0b1220;
  --flx-panel: #121a2b;
  --flx-panel-2: #182338;
  --flx-line: rgba(125, 211, 252, 0.18);
  --flx-text: #e8eef8;
  --flx-mute: #93a4bd;
  --flx-cyan: #22d3ee;
  --flx-cyan-2: #67e8f9;
  --flx-ink: #041016;
  --flx-ok: #34d399;
  --flx-radius: 14px;
  --flx-max: 1120px;
  --flx-font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--flx-font);
  background:
    radial-gradient(900px 420px at 10% -10%, rgba(34, 211, 238, 0.16), transparent 60%),
    radial-gradient(700px 380px at 90% 0%, rgba(56, 189, 248, 0.1), transparent 55%),
    var(--flx-bg);
  color: var(--flx-text);
  line-height: 1.65;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--flx-cyan-2); text-decoration: none; }
a:hover { color: #fff; }
.flx-skip {
  position: absolute; left: -9999px; top: auto;
}
.flx-skip:focus {
  left: 12px; top: 12px; z-index: 99;
  background: #fff; color: #000; padding: 8px 12px;
}
.flx-shell { width: min(100% - 32px, var(--flx-max)); margin: 0 auto; }
.flx-shell--slim { width: min(100% - 32px, 760px); }

.flx-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; border-radius: 999px; padding: 10px 18px;
  font-weight: 600; border: 1px solid transparent; transition: .2s ease;
}
.flx-btn--sm { padding: 8px 14px; font-size: 14px; }
.flx-btn--lg { padding: 12px 22px; font-size: 16px; }
.flx-btn--cyan { background: linear-gradient(135deg, var(--flx-cyan), #38bdf8); color: var(--flx-ink); }
.flx-btn--cyan:hover { filter: brightness(1.05); color: var(--flx-ink); }
.flx-btn--line { border-color: var(--flx-line); color: var(--flx-text); background: transparent; }
.flx-btn--line:hover { border-color: var(--flx-cyan); color: #fff; }
.flx-btn--ghost { border-color: var(--flx-line); color: var(--flx-mute); background: rgba(255,255,255,.03); }

.flx-bar {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(12px);
  background: rgba(11, 18, 32, 0.86);
  border-bottom: 1px solid var(--flx-line);
}
.flx-bar__in { display: flex; align-items: center; gap: 16px; min-height: 64px; }
.flx-logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; }
.flx-logo img { border-radius: 8px; }
.flx-logo__dot {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(145deg, var(--flx-cyan), #2563eb);
  box-shadow: 0 0 0 1px rgba(255,255,255,.12) inset;
}
.flx-nav { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-left: auto; }
.flx-nav a { color: var(--flx-mute); font-size: 14px; }
.flx-nav a:hover { color: #fff; }
.flx-bar__acts { display: flex; gap: 8px; margin-left: 8px; }
.flx-menu {
  display: none; margin-left: auto;
  width: 42px; height: 42px; border: 1px solid var(--flx-line);
  border-radius: 10px; background: transparent; padding: 10px;
}
.flx-menu span {
  display: block; height: 2px; margin: 5px 0; background: #fff;
}

.flx-hero { padding: 48px 0 28px; }
.flx-hero__grid {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center;
}
.flx-kicker {
  display: inline-block; margin: 0 0 12px;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(34, 211, 238, 0.12); color: var(--flx-cyan-2); font-size: 13px;
}
.flx-hero h1 { margin: 0 0 12px; font-size: clamp(28px, 4vw, 44px); line-height: 1.2; }
.flx-lead { margin: 0 0 10px; color: #c7d7ee; font-size: 18px; }
.flx-desc { margin: 0 0 22px; color: var(--flx-mute); max-width: 52ch; }
.flx-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.flx-hero__stage { display: flex; justify-content: center; }
.flx-phone {
  width: 260px; padding: 14px; border-radius: 28px;
  background: linear-gradient(180deg, #1e293b, #0f172a);
  border: 1px solid var(--flx-line);
  box-shadow: 0 24px 60px rgba(0,0,0,.45);
  animation: flx-float 5s ease-in-out infinite;
}
.flx-phone__screen {
  min-height: 420px; border-radius: 20px; padding: 18px;
  background:
    linear-gradient(180deg, rgba(34,211,238,.08), transparent 40%),
    #070d18;
}
.flx-phone__row {
  display: flex; justify-content: space-between; gap: 8px;
  padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.06);
  color: var(--flx-mute); font-size: 14px;
}
.flx-phone__row em { color: var(--flx-ok); font-style: normal; }
.flx-phone__chart {
  display: flex; align-items: flex-end; gap: 8px; height: 140px; margin-top: 28px;
}
.flx-phone__chart i {
  flex: 1; border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--flx-cyan), rgba(34,211,238,.2));
}
.flx-phone__chart i:nth-child(1) { height: 36%; }
.flx-phone__chart i:nth-child(2) { height: 52%; }
.flx-phone__chart i:nth-child(3) { height: 44%; }
.flx-phone__chart i:nth-child(4) { height: 70%; }
.flx-phone__chart i:nth-child(5) { height: 58%; }
.flx-phone__chart i:nth-child(6) { height: 82%; }

@keyframes flx-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.flx-banner {
  padding: 8px 0 40px;
}
.flx-banner__in {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 28px 30px; border-radius: var(--flx-radius);
  background: linear-gradient(120deg, rgba(34,211,238,.14), rgba(37,99,235,.18));
  border: 1px solid var(--flx-line);
}
.flx-banner h2 { margin: 0 0 8px; font-size: 24px; }
.flx-banner p { margin: 0; color: var(--flx-mute); max-width: 60ch; }

.flx-block { padding: 48px 0; }
.flx-block--alt { background: rgba(255,255,255,.02); border-block: 1px solid rgba(255,255,255,.04); }
.flx-head { margin-bottom: 28px; max-width: 70ch; }
.flx-head--row { display: flex; align-items: end; justify-content: space-between; gap: 16px; max-width: none; }
.flx-head h2, .flx-block > .flx-shell > h2 { margin: 0 0 10px; font-size: 28px; }
.flx-head p { margin: 0; color: var(--flx-mute); }
.flx-more { color: var(--flx-cyan-2); white-space: nowrap; }

.flx-quad {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.flx-quad article {
  padding: 22px; border-radius: var(--flx-radius);
  background: var(--flx-panel); border: 1px solid var(--flx-line);
  transition: transform .2s ease, border-color .2s ease;
}
.flx-quad article:hover { transform: translateY(-3px); border-color: rgba(34,211,238,.45); }
.flx-quad h3 { margin: 0 0 8px; font-size: 18px; }
.flx-quad p { margin: 0; color: var(--flx-mute); font-size: 14px; }

.flx-feature { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.flx-feature li {
  display: grid; grid-template-columns: 220px 1fr; gap: 16px;
  padding: 18px 20px; border-radius: 12px;
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-feature strong { color: #fff; }
.flx-feature span { color: var(--flx-mute); }

.flx-rail {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px;
}
.flx-rail a {
  display: block; padding: 20px; border-radius: var(--flx-radius);
  background: var(--flx-panel-2); border: 1px solid var(--flx-line); color: inherit;
}
.flx-rail a:hover { border-color: var(--flx-cyan); }
.flx-rail strong { display: block; margin-bottom: 6px; color: #fff; }
.flx-rail span { color: var(--flx-mute); font-size: 14px; }
.flx-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.flx-chips span {
  padding: 8px 12px; border-radius: 999px; font-size: 13px;
  background: rgba(34,211,238,.1); border: 1px solid var(--flx-line); color: var(--flx-cyan-2);
}

.flx-swap {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; align-items: stretch;
}
.flx-swap h2 { margin: 0 0 10px; }
.flx-swap > div > p { color: var(--flx-mute); }
.flx-bullets { margin: 16px 0 0; padding-left: 18px; color: var(--flx-mute); }
.flx-swap__panel {
  padding: 24px; border-radius: var(--flx-radius);
  background: linear-gradient(160deg, #123047, #0d1728);
  border: 1px solid var(--flx-line);
}
.flx-swap__panel h3 { margin: 0 0 10px; }
.flx-swap__panel p { color: var(--flx-mute); margin: 0 0 18px; }

.flx-cta { padding: 20px 0 48px; }
.flx-cta__in {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 28px 30px; border-radius: var(--flx-radius);
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-cta h2 { margin: 0 0 8px; font-size: 24px; }
.flx-cta p { margin: 0; color: var(--flx-mute); }

.flx-faq details {
  border: 1px solid var(--flx-line); border-radius: 12px;
  background: var(--flx-panel); padding: 14px 16px; margin-bottom: 10px;
}
.flx-faq summary { cursor: pointer; font-weight: 600; color: #fff; }
.flx-faq p { margin: 10px 0 0; color: var(--flx-mute); }

.flx-news {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.flx-news article {
  border-radius: var(--flx-radius); overflow: hidden;
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-news a { display: block; color: inherit; padding: 0 0 16px; }
.flx-news__media { aspect-ratio: 16/10; overflow: hidden; background: #0a101c; }
.flx-news__media img { width: 100%; height: 100%; object-fit: cover; }
.flx-news h3 { margin: 14px 16px 8px; font-size: 17px; color: #fff; }
.flx-news p { margin: 0 16px 8px; color: var(--flx-mute); font-size: 14px; }
.flx-news time { margin: 0 16px; color: #6f829d; font-size: 12px; }

.flx-mosaic {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.flx-mosaic article {
  border-radius: 12px; overflow: hidden;
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-mosaic a { display: block; color: inherit; padding-bottom: 14px; }
.flx-mosaic__thumb { aspect-ratio: 16/9; overflow: hidden; }
.flx-mosaic__thumb img { width: 100%; height: 100%; object-fit: cover; }
.flx-mosaic time { display: block; margin: 10px 14px 4px; color: #6f829d; font-size: 12px; }
.flx-mosaic h3 { margin: 0 14px; font-size: 16px; color: #fff; }

.flx-links { display: flex; flex-wrap: wrap; gap: 10px 16px; }
.flx-links a { color: var(--flx-mute); }

.flx-foot {
  margin-top: 20px; padding: 40px 0 28px;
  border-top: 1px solid var(--flx-line);
  background: #070c16;
}
.flx-foot__grid {
  display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 22px;
}
.flx-foot h3 { margin: 0 0 12px; font-size: 14px; color: #fff; }
.flx-foot a { display: block; color: var(--flx-mute); font-size: 14px; margin-bottom: 8px; }
.flx-foot__brand strong { display: block; margin-bottom: 8px; font-size: 18px; }
.flx-foot__brand p { margin: 0; color: var(--flx-mute); font-size: 14px; }
.flx-foot__bot {
  margin-top: 28px; padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.06);
  color: #6f829d; font-size: 13px;
}
.flx-foot__bot p { margin: 0 0 6px; }

.flx-page-hero {
  padding: 40px 0 10px;
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.flx-page-hero h1 { margin: 0 0 10px; font-size: 32px; }
.flx-page-hero p { margin: 0; color: var(--flx-mute); max-width: 60ch; }

.flx-plats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.flx-plats article {
  padding: 24px; border-radius: var(--flx-radius);
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-plats__mark {
  display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center;
  border-radius: 10px; background: rgba(34,211,238,.15); color: var(--flx-cyan-2); font-weight: 700;
}
.flx-plats h2 { margin: 14px 0 8px; font-size: 20px; }
.flx-plats p { margin: 0 0 16px; color: var(--flx-mute); font-size: 14px; }
.flx-tips {
  padding: 24px; border-radius: var(--flx-radius);
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-tips h2 { margin: 0 0 12px; }
.flx-tips ul { margin: 0; padding-left: 18px; color: var(--flx-mute); }
.flx-tips li { margin-bottom: 8px; }

.flx-breadcrumb { margin-bottom: 18px; color: var(--flx-mute); font-size: 14px; }
.flx-breadcrumb a { color: var(--flx-mute); }
.flx-list { display: grid; gap: 14px; }
.flx-list__item {
  display: grid; grid-template-columns: 180px 1fr; gap: 16px;
  padding: 14px; border-radius: 12px;
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-list__thumb { display: block; border-radius: 10px; overflow: hidden; background: #0a101c; }
.flx-list__thumb img { width: 100%; height: 120px; object-fit: cover; }
.flx-list__title { margin: 0 0 8px; font-size: 20px; }
.flx-list__title a { color: #fff; }
.flx-list__desc { margin: 8px 0 0; color: var(--flx-mute); }
.flx-meta { display: flex; gap: 12px; color: #6f829d; font-size: 13px; }
.flx-pagination { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 8px; }
.flx-pagination a, .flx-pagination span {
  padding: 6px 10px; border-radius: 8px; border: 1px solid var(--flx-line); color: var(--flx-mute);
}
.flx-empty { padding: 40px; text-align: center; color: var(--flx-mute); background: var(--flx-panel); border-radius: 12px; }

.flx-article__header { margin-bottom: 20px; }
.flx-article__title { margin: 0 0 10px; font-size: 34px; line-height: 1.25; }
.flx-article__intro {
  margin-top: 12px; padding: 12px 14px; border-left: 3px solid var(--flx-cyan);
  background: rgba(34,211,238,.08); color: var(--flx-mute);
}
.flx-article__content { color: #d5e0f0; }
.flx-article__content p { margin: 0 0 1em; }
.flx-article__source { margin-top: 24px; color: #6f829d; font-size: 13px; word-break: break-all; }
.flx-prevnext {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px;
}
.flx-prevnext a {
  display: block; padding: 14px; border-radius: 12px;
  background: var(--flx-panel); border: 1px solid var(--flx-line); color: inherit;
}
.flx-prevnext span { display: block; color: #6f829d; font-size: 12px; margin-bottom: 4px; }
.flx-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.flx-card--mini {
  padding: 14px; border-radius: 12px;
  background: var(--flx-panel); border: 1px solid var(--flx-line);
}
.flx-card--mini h3 { margin: 0 0 8px; font-size: 15px; color: #fff; }

@media (max-width: 960px) {
  .flx-hero__grid,
  .flx-swap,
  .flx-foot__grid,
  .flx-quad,
  .flx-rail,
  .flx-news,
  .flx-mosaic,
  .flx-plats,
  .flx-grid-4 { grid-template-columns: 1fr 1fr; }
  .flx-feature li { grid-template-columns: 1fr; }
  .flx-banner__in, .flx-cta__in { flex-direction: column; align-items: flex-start; }
  .flx-bar__acts { display: none; }
  .flx-menu { display: inline-block; }
  .flx-nav {
    display: none; position: absolute; left: 0; right: 0; top: 64px;
    flex-direction: column; padding: 16px; gap: 12px;
    background: #0d1526; border-bottom: 1px solid var(--flx-line);
  }
  .flx-nav.is-open { display: flex; }
}
@media (max-width: 640px) {
  .flx-hero__grid,
  .flx-quad,
  .flx-rail,
  .flx-news,
  .flx-mosaic,
  .flx-plats,
  .flx-foot__grid,
  .flx-list__item,
  .flx-prevnext,
  .flx-grid-4,
  .flx-swap { grid-template-columns: 1fr; }
  .flx-phone { width: 220px; }
}