@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root{
  /* Aurora-inspired professional palette */
  --bg:#040b1a;                  /* page background */
  --bg-gradient:radial-gradient(circle at 15% 10%, rgba(79,70,229,.36) 0%, rgba(14,165,233,.18) 32%, transparent 60%),
                   radial-gradient(circle at 85% 18%, rgba(56,189,248,.22) 0%, transparent 55%),
                   linear-gradient(160deg, #070f1f 0%, #0b1528 45%, #0f172a 100%);
  --card:rgba(15,23,42,.82);      /* frosted surface */
  --card-strong:rgba(30,41,59,.88);
  --text:#e2e8f0;                 /* primary text */
  --muted:#9baccc;                /* secondary text */
  --border:rgba(148,163,184,.18); /* subtle border */
  --link:#38bdf8;                 /* accent link */
  --brand:#6366f1;                /* indigo */
  --brand-2:#22d3ee;              /* bright cyan */
  --accent:#facc15;               /* golden accent */
  --shadow:0 24px 50px rgba(8,14,29,.45);
  --shadow-soft:0 18px 35px rgba(8,14,29,.35);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);background-image:var(--bg-gradient);color:var(--text);line-height:1.6}
.container{max-width:1100px;margin:36px auto;padding:0 20px}
.box{position:relative;background:var(--card);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);overflow:hidden;backdrop-filter:saturate(140%) blur(18px)}
.box::before{content:"";position:absolute;inset:0;background:linear-gradient(160deg, rgba(99,102,241,.18) 0%, transparent 40%, rgba(34,211,238,.12) 100%);opacity:.65;pointer-events:none}
.header,.footer{position:relative;padding:16px 24px;border-bottom:1px solid var(--border)}
.footer{border-top:1px solid var(--border);border-bottom:none;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.brand{display:flex;align-items:center;gap:16px}
.brand img{width:48px;height:48px;filter:drop-shadow(0 10px 18px rgba(34,211,238,.28))}
.brand h1{font-size:24px;margin:0;font-weight:600;letter-spacing:.4px}
.tag{color:var(--muted);font-size:14px;font-weight:500;letter-spacing:.4px;text-transform:uppercase}

/* Top nav */
nav{position:relative;display:flex;flex-wrap:wrap;gap:12px;padding:14px 24px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(10,20,38,.65);backdrop-filter:blur(16px)}
nav a{padding:9px 16px;border:1px solid transparent;border-radius:999px;text-decoration:none;color:var(--muted);background:rgba(15,23,42,.6);transition:.25s ease;font-weight:500;letter-spacing:.3px}
nav a:hover{color:#fff;border-color:rgba(99,102,241,.6);box-shadow:0 10px 20px rgba(15,23,42,.5);transform:translateY(-2px)}
nav a.active{color:#fff;background:linear-gradient(135deg, var(--brand), var(--brand-2));border-color:transparent;box-shadow:0 12px 28px rgba(14,165,233,.35)}

.main{position:relative;padding:32px 28px 36px;z-index:1}
.main::before{content:"";position:absolute;inset:40px 16px 0;border-radius:20px;background:linear-gradient(160deg, rgba(79,70,229,.15) 0%, transparent 55%, rgba(250,204,21,.08) 100%);opacity:.6;pointer-events:none;z-index:-1}
h2{font-size:26px;margin:18px 0 10px;font-weight:600;letter-spacing:.2px}
h3{font-size:20px;margin:16px 0 6px;font-weight:600}
p{color:var(--muted);line-height:1.75;font-size:16px}
a{color:var(--link)}
.lead{font-size:19px;color:#cbd5f5;max-width:620px}

/* Hero (home) */
.hero{position:relative;display:grid;grid-template-columns:140px 1fr;gap:28px;align-items:center;padding:36px;border:1px solid rgba(148,163,184,.12);border-radius:24px;background:linear-gradient(160deg, rgba(15,23,42,.9) 0%, rgba(30,41,59,.82) 55%, rgba(15,23,42,.95) 100%);
 box-shadow:var(--shadow-soft)}
.hero::after{content:"";position:absolute;inset:-2px;border-radius:inherit;padding:1px;background:linear-gradient(135deg, rgba(99,102,241,.8), rgba(34,211,238,.5));-webkit-mask:linear-gradient(#000,#000) content-box,linear-gradient(#000,#000);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.7}
.hero .logo-wrap{position:relative;width:128px;height:128px;display:grid;place-items:center}
/* animated halo behind PNG */
.hero .logo-wrap::before{content:"";position:absolute;inset:-12px;-webkit-mask:radial-gradient(circle at center, #000 48%, transparent 55%);mask:radial-gradient(circle at center, #000 48%, transparent 55%);background:conic-gradient(from 0deg, var(--brand), var(--brand-2), var(--accent), var(--brand));filter:blur(8px);animation:spin 10s linear infinite}
.hero .logo{width:110px;height:110px;display:block;animation:float 6s ease-in-out infinite}
.hero h2{margin:0 0 10px;font-size:30px;font-weight:600;color:#fff}
.hero p{margin:0}
.cta{margin-top:18px;display:flex;gap:14px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;gap:10px;padding:12px 20px;border-radius:999px;border:1px solid transparent;text-decoration:none;color:#fff;background:linear-gradient(135deg, var(--brand), var(--brand-2));box-shadow:0 14px 30px rgba(79,70,229,.35);transition:.25s}
.button:hover{transform:translateY(-3px);box-shadow:0 18px 36px rgba(79,70,229,.45)}
.button.secondary{color:#0f172a;background:#f8fafc;font-weight:600;box-shadow:0 12px 26px rgba(248,250,252,.45);border:1px solid rgba(255,255,255,.4)}

/* Logo motion */
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes spin{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}

/* Footer tiny links */
.footer a{color:var(--muted)}

/* Highlight cards */
.feature-grid{margin:36px 0 8px;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.feature-card{position:relative;padding:22px;border-radius:18px;background:var(--card-strong);border:1px solid rgba(148,163,184,.16);box-shadow:var(--shadow-soft);overflow:hidden;transition:transform .25s ease, border-color .25s ease}
.feature-card::after{content:"";position:absolute;inset:0;background:linear-gradient(140deg, rgba(99,102,241,.16), transparent 45%, rgba(250,204,21,.15));opacity:.85;pointer-events:none}
.feature-card h3{margin:0 0 6px;color:#fff;font-size:19px}
.feature-card p{margin:0;color:#afbee3;font-size:15px}
.feature-card:hover{transform:translateY(-6px);border-color:rgba(56,189,248,.5)}

/* Inline badge */
.inline-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:rgba(99,102,241,.15);color:#c7d2fe;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.inline-badge span{display:inline-block;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg, var(--brand), var(--brand-2));box-shadow:0 0 0 4px rgba(99,102,241,.15)}

/* Stat bar */
.stats{margin:30px 0;display:flex;flex-wrap:wrap;gap:18px}
.stat{flex:1 1 180px;padding:18px 20px;border-radius:16px;background:rgba(15,23,42,.7);border:1px solid rgba(148,163,184,.16)}
.stat strong{display:block;font-size:28px;font-weight:600;color:#fff}
.stat span{color:#9fb4db;font-size:14px;letter-spacing:.3px;text-transform:uppercase}

/* Collaboration grid */
.partner-grid{margin:34px 0 12px;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.partner-card{position:relative;padding:24px;border-radius:20px;background:rgba(17,24,39,.82);border:1px solid rgba(99,102,241,.25);box-shadow:0 16px 34px rgba(8,14,29,.4);overflow:hidden;transition:transform .25s ease, border-color .25s ease}
.partner-card::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(135deg, rgba(34,211,238,.45), rgba(99,102,241,.55), rgba(250,204,21,.35));-webkit-mask:linear-gradient(#000,#000) content-box,linear-gradient(#000,#000);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.75;pointer-events:none;transition:opacity .25s ease}
.partner-card h3{margin:0 0 10px;font-size:20px;color:#fff;font-weight:600}
.partner-card p{margin:0 0 14px;color:#c4d2f6;min-height:72px}
.partner-card .tag-list{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.partner-card .tag-list li{padding:6px 12px;border-radius:999px;background:rgba(99,102,241,.22);color:#dbe2ff;font-size:13px;font-weight:600;letter-spacing:.3px;text-transform:uppercase}
.partner-card:hover{transform:translateY(-6px);border-color:rgba(250,204,21,.75)}
.partner-card:hover::before{opacity:1}

/* Responsive */
@media (max-width:640px){
  nav{padding:12px 18px}
  .hero{grid-template-columns:1fr;gap:18px;padding:26px}
  .hero .logo-wrap{margin:0 auto}
  .hero h2{font-size:26px;text-align:center}
  .hero p,.cta{justify-content:center;text-align:center}
  .main{padding:26px 20px}
}