:root{--bg:#06111f;--panel:rgba(12,28,49,.78);--line:rgba(255,255,255,.09);--text:#f6f8fc;--muted:#9db0c7;--blue:#3da8ff;--cyan:#74dcff;--violet:#7377ff;--green:#31d79d;--shadow:0 30px 90px rgba(0,0,0,.42)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;overflow-x:hidden;background:radial-gradient(circle at 18% 10%,rgba(61,168,255,.14),transparent 28%),radial-gradient(circle at 82% 22%,rgba(115,119,255,.13),transparent 24%),var(--bg);color:var(--text);font-family:Inter,sans-serif}button,a{font:inherit}button{border:0}a{text-decoration:none;color:inherit}.shell{width:min(1180px,calc(100% - 32px));margin:auto}.app-hidden{opacity:0;pointer-events:none}#app{position:relative;z-index:1;transition:opacity .8s}.app-visible{opacity:1;pointer-events:auto}#particles{position:fixed;inset:0;z-index:0;pointer-events:none}.btn{padding:14px 19px;border-radius:14px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:800;transition:.25s}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#fff;background:linear-gradient(135deg,var(--blue),var(--violet));box-shadow:0 16px 40px rgba(61,168,255,.22)}.btn-ghost,.btn-outline{color:#fff;background:rgba(255,255,255,.04);border:1px solid var(--line);backdrop-filter:blur(16px)}