/* === 盛达优配 · 配资炒股网站通用样式 ===
 * 设计风格：高端科技金融 (Glassmorphism)
 * 背景：深空蓝 (#0a0e27) → 极光紫 (#1a1145)
 * 文字：冷白 #e6ecff 强调色由 --accent / --accent2 注入
 */

:root{
  --bg-0:#0a0e27;
  --bg-1:#11163a;
  --bg-2:#1a1145;
  --fg:#e6ecff;
  --fg-dim:#9aa6c9;
  --fg-mute:#6a76a3;
  --line:rgba(255,255,255,0.08);
  --glass:rgba(255,255,255,0.04);
  --glass-strong:rgba(255,255,255,0.07);
  --accent:#3a7afe;
  --accent2:#7a4dff;
  --up:#2bd4a4;
  --down:#ff5e8a;
  --radius:14px;
  --shadow:0 10px 40px rgba(8,12,40,0.5);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg-0);color:var(--fg);font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
body{
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(122,77,255,0.25), transparent 60%),
    radial-gradient(1000px 600px at 110% 10%, rgba(58,122,254,0.22), transparent 60%),
    linear-gradient(180deg, var(--bg-0), var(--bg-2) 80%);
  min-height:100vh;
  overflow-x:hidden;
}
a{color:var(--fg);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent)}
img{max-width:100%;display:block;border-radius:8px}

/* ===== Layout ===== */
.container{width:min(1200px,92%);margin:0 auto}
section{padding:72px 0;position:relative}
section h2,section h3,section h4,section h5,section h6{margin-bottom:14px;letter-spacing:.5px}
h1{font-size:clamp(28px,4vw,48px);font-weight:800;line-height:1.2}
h2{font-size:clamp(22px,2.6vw,32px);font-weight:700}
h3{font-size:clamp(18px,1.8vw,22px);font-weight:600}
h4,h5,h6{font-weight:600;color:var(--fg)}
p{color:var(--fg-dim);margin-bottom:12px}

.gradient-text{
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ===== Glass card ===== */
.glass{
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

/* ===== Top Nav ===== */
.topbar{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(180deg, rgba(10,14,39,.85), rgba(10,14,39,.55));
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:1px}
.logo .mark{
  width:34px;height:34px;border-radius:9px;
  background:conic-gradient(from 200deg, var(--accent), var(--accent2), var(--accent));
  box-shadow:0 0 18px rgba(122,77,255,0.6);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;
}
.nav-links{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.nav-links a{font-size:14px;color:var(--fg-dim)}
.nav-links a:hover,.nav-links a.active{color:#fff}

/* search */
.search{
  display:flex;align-items:center;gap:8px;background:var(--glass-strong);
  border:1px solid var(--line);padding:8px 12px;border-radius:999px;min-width:220px
}
.search input{flex:1;background:transparent;border:0;outline:0;color:var(--fg);font-size:13px}
.search button{background:linear-gradient(90deg,var(--accent),var(--accent2));border:0;color:#fff;border-radius:999px;padding:6px 12px;font-size:12px;cursor:pointer}

.menu-toggle{display:none;background:transparent;border:1px solid var(--line);color:#fff;padding:6px 10px;border-radius:8px;cursor:pointer}

/* breadcrumb */
.crumb{font-size:13px;color:var(--fg-mute);padding:14px 0 0}
.crumb a{color:var(--fg-dim)}
.crumb span{margin:0 6px}

/* ===== Hero ===== */
.hero{padding:90px 0 60px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.15fr .9fr;gap:48px;align-items:center}
.hero h1 small{display:block;font-size:14px;color:var(--accent);font-weight:600;letter-spacing:3px;margin-bottom:14px;text-transform:uppercase}
.hero p.lead{color:var(--fg-dim);font-size:17px;max-width:580px;margin:18px 0 26px}
.cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;
  font-weight:600;font-size:14px;cursor:pointer;border:1px solid var(--line);transition:all .2s;
  background:var(--glass);color:#fff;
}
.btn:hover{transform:translateY(-1px);border-color:rgba(255,255,255,.2)}
.btn-primary{background:linear-gradient(90deg,var(--accent),var(--accent2));border:0;box-shadow:0 6px 24px rgba(58,122,254,.4)}
.btn-primary:hover{box-shadow:0 10px 30px rgba(122,77,255,.5)}

/* hero card */
.hero-card{padding:22px;position:relative;overflow:hidden}
.hero-card::before{
  content:"";position:absolute;inset:-1px;border-radius:var(--radius);
  background:linear-gradient(135deg, rgba(58,122,254,.4), transparent 40%, rgba(122,77,255,.4));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;padding:1px;pointer-events:none;
}
.metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:14px}
.metric{padding:14px;background:var(--glass-strong);border-radius:10px;border:1px solid var(--line)}
.metric .lbl{font-size:12px;color:var(--fg-mute);letter-spacing:1px}
.metric .val{font-size:24px;font-weight:800;margin-top:4px;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.metric .delta{font-size:12px;color:var(--up)}
.metric .delta.dn{color:var(--down)}

/* ===== Marquee ===== */
.ticker{
  position:relative;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:rgba(10,14,39,.5);overflow:hidden;padding:10px 0;
}
.ticker .track{
  display:flex;gap:48px;white-space:nowrap;
  animation:tk 40s linear infinite;
}
.ticker .item{font-size:14px;color:var(--fg-dim);font-variant-numeric:tabular-nums}
.ticker .item b{color:#fff;margin-right:6px}
.ticker .up{color:var(--up)}
.ticker .dn{color:var(--down)}
@keyframes tk{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}

/* ===== Sections ===== */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:30px;flex-wrap:wrap;gap:14px}
.section-head .eyebrow{font-size:12px;color:var(--accent);letter-spacing:3px;text-transform:uppercase;margin-bottom:8px}
.grid{display:grid;gap:20px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}

/* news card */
.news-card{padding:18px;display:flex;flex-direction:column;height:100%;transition:transform .2s,border-color .2s}
.news-card:hover{transform:translateY(-3px);border-color:rgba(122,77,255,.4)}
.news-card .tag{font-size:11px;color:var(--accent);letter-spacing:2px;font-weight:700;text-transform:uppercase}
.news-card h4{margin:8px 0 10px;font-size:16px;line-height:1.5}
.news-card .meta{margin-top:auto;font-size:12px;color:var(--fg-mute);padding-top:14px;border-top:1px dashed var(--line);display:flex;justify-content:space-between}

/* video card */
.video-card{position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line)}
.video-card img{width:100%;height:200px;object-fit:cover;filter:saturate(110%)}
.video-card .play{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(180deg, rgba(10,14,39,.1), rgba(10,14,39,.7));
}
.video-card .play span{
  width:60px;height:60px;border-radius:50%;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.4);display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;
  backdrop-filter:blur(6px);transition:transform .2s;
}
.video-card:hover .play span{transform:scale(1.1)}
.video-card .info{position:absolute;left:14px;bottom:12px;right:14px;color:#fff}
.video-card .info h5{font-size:15px;margin-bottom:4px}
.video-card .info span{font-size:12px;color:var(--fg-dim)}

/* testimonial */
.testi{padding:22px;display:flex;gap:14px;align-items:flex-start}
.testi img{width:54px;height:54px;border-radius:50%;object-fit:cover;flex-shrink:0;border:1px solid var(--line)}
.testi .who{font-weight:700}
.testi .who span{display:block;font-weight:400;font-size:12px;color:var(--fg-mute);margin-top:2px}
.testi p{color:var(--fg-dim);margin-top:8px;font-size:14px}

/* feature item */
.feature{padding:22px}
.feature .icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;background:linear-gradient(135deg, rgba(58,122,254,.2), rgba(122,77,255,.2));border:1px solid var(--line);margin-bottom:14px;color:var(--accent)}

/* ===== Article (inner pages) ===== */
.article{padding:48px 0 40px}
.article h1{margin-bottom:14px}
.article .meta{font-size:13px;color:var(--fg-mute);margin-bottom:22px;display:flex;gap:14px;flex-wrap:wrap}
.article-body{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:flex-start}
.article-content{font-size:15.5px}
.article-content h2{margin:28px 0 12px;color:#fff;border-left:3px solid var(--accent);padding-left:12px}
.article-content h3{margin:22px 0 10px;color:#fff}
.article-content h4,.article-content h5,.article-content h6{margin:18px 0 8px;color:var(--fg)}
.article-content p{margin-bottom:14px;color:var(--fg-dim)}
.article-content ul,.article-content ol{padding-left:22px;margin-bottom:14px;color:var(--fg-dim)}
.article-content li{margin-bottom:6px}
.article-content blockquote{border-left:3px solid var(--accent2);background:var(--glass);padding:12px 16px;border-radius:0 8px 8px 0;margin:14px 0}
.article-content table{width:100%;border-collapse:collapse;margin:14px 0;background:var(--glass);border-radius:8px;overflow:hidden}
.article-content th,.article-content td{border:1px solid var(--line);padding:10px 12px;text-align:left;font-size:14px}
.article-content th{background:rgba(255,255,255,.04);color:#fff}
.article-content img{margin:14px 0;width:100%;height:auto;max-height:380px;object-fit:cover}

.sidebar h4{margin-top:14px;margin-bottom:10px;font-size:14px;letter-spacing:2px;color:var(--accent);text-transform:uppercase}
.sidebar .panel{padding:18px;margin-bottom:18px}
.sidebar .list a{display:block;padding:8px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--fg-dim)}
.sidebar .list a:last-child{border:0}
.sidebar .list a:hover{color:#fff}

/* ===== Footer ===== */
footer{margin-top:80px;border-top:1px solid var(--line);background:rgba(8,12,32,.65)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;padding:48px 0 24px}
.footer-grid h5{margin-bottom:14px;font-size:13px;letter-spacing:3px;color:var(--accent);text-transform:uppercase}
.footer-grid a, .footer-grid p{display:block;font-size:13px;color:var(--fg-dim);padding:4px 0}
.footer-grid a:hover{color:#fff}
.copyright{padding:18px 0;border-top:1px solid var(--line);text-align:center;font-size:12px;color:var(--fg-mute)}

/* ===== Animations ===== */
.fade{opacity:0;transform:translateY(16px);transition:opacity .8s ease, transform .8s ease}
.fade.show{opacity:1;transform:none}
.lazy{filter:blur(8px);transition:filter .6s}
.lazy.loaded{filter:none}

/* ===== Responsive ===== */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .grid.cols-3,.grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .article-body{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 640px){
  section{padding:48px 0}
  .menu-toggle{display:inline-flex}
  .nav-links{display:none;flex-direction:column;align-items:flex-start;width:100%;padding:8px 0 14px}
  .nav-links.open{display:flex}
  .search{display:none}
  .nav{flex-wrap:wrap}
  .grid.cols-3,.grid.cols-4,.grid.cols-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding:60px 0 30px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
}

/* ===== Search overlay ===== */
.search-status{
  position:fixed;inset:0;display:none;align-items:center;justify-content:center;
  background:rgba(8,12,32,.85);z-index:100;backdrop-filter:blur(10px)
}
.search-status.show{display:flex}
.search-status .panel{width:min(560px,90%);padding:30px;text-align:center}
.search-status .spin{width:46px;height:46px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;margin:0 auto 18px;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.search-status .step{font-size:14px;color:var(--fg-dim);margin:6px 0;font-family:"SFMono-Regular",Consolas,monospace}
.search-status .step.done{color:var(--up)}
.search-status .step.cur{color:#fff}