:root{--bg-color:#0f172a;--bg-color-gradient:linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);--card-bg:#ffffff0d;--card-border:#ffffff1a;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--primary-color:#8b5cf6;--accent-color:#ec4899;--success-color:#10b981;--info-color:#06b6d4;--grid-color:#ffffff1a;--point-color:#f8fafc;--line-color:#06b6d4;--line-highlight:#ec4899}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-color-gradient);color:var(--text-primary);background-attachment:fixed;flex-direction:column;min-height:100vh;font-family:Inter,sans-serif;display:flex}h1,h2,h3,h4,h5,h6{font-family:Outfit,sans-serif;font-weight:700}.glass{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--card-border);border-radius:20px;box-shadow:0 8px 32px #0000004d}.glass-panel{border-radius:24px;padding:24px}.btn-primary{background:linear-gradient(135deg, var(--primary-color), var(--accent-color));color:#fff;cursor:pointer;border:none;border-radius:999px;padding:12px 24px;font-family:Outfit,sans-serif;font-size:1rem;font-weight:600;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 15px #8b5cf666}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #8b5cf699}.btn-primary:active{transform:translateY(1px)}.btn-secondary{color:#fff;cursor:pointer;background:#ffffff1a;border:1px solid #fff3;border-radius:999px;padding:10px 20px;font-family:Outfit,sans-serif;font-size:.95rem;font-weight:500;transition:all .2s}.btn-secondary:hover{background:#fff3}.container{width:100%;max-width:1200px;margin:0 auto;padding:20px}.flex-center{justify-content:center;align-items:center;display:flex}.flex-between{justify-content:space-between;align-items:center;display:flex}.text-gradient{background:linear-gradient(to right, var(--info-color), var(--primary-color), var(--accent-color));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}