:root{--primary-gradient:linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);--glass-bg:#ffffffb3;--glass-border:#00000014;--glass-blur:blur(20px);--text-main:#1e293b;--text-muted:#64748b;--bg-dark:#f8fafc;--bg-darker:#f1f5f9}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-darker);color:var(--text-main);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app-container{flex-direction:column;min-height:100vh;display:flex}.glass-card{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:24px;box-shadow:0 8px 32px #0000000d}.nav-header{border-bottom:1px solid var(--glass-border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:100;background:#fffc;justify-content:space-between;align-items:center;height:72px;padding:0 40px;display:flex;position:sticky;top:0}.logo{background:var(--primary-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.5rem;font-weight:800}