.btn{position:relative;padding:1rem 2rem;border:none;border-radius:12px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .4s cubic-bezier(.175,.885,.32,1.275);text-decoration:none;display:flex;align-items:center;justify-content:center;gap:.5rem;overflow:hidden;transform-style:preserve-3d;box-shadow:0 8px 25px rgba(0,74,159,.15)}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .6s}.btn:hover:before{left:100%}.btn-contact{background:linear-gradient(135deg,var(--primary-blue),var(--secondary-blue));color:var(--white);position:relative}.btn-contact:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:radial-gradient(circle,var(--accent-blue),transparent);transition:all .6s ease;transform:translate(-50%,-50%);border-radius:50%}.btn-contact:hover{transform:translateY(-8px) rotateX(15deg);box-shadow:0 20px 40px rgba(0,74,159,.3)}.btn-contact:hover:after{width:300px;height:300px;opacity:.1}.btn-explore{background:linear-gradient(45deg,var(--secondary-blue),var(--accent-blue));color:var(--white);position:relative;overflow:hidden}.btn-explore:hover{transform:translateY(-10px) scale(1.05);box-shadow:0 25px 50px rgba(66,110,150,.4)}.btn-learn{background:var(--white);color:var(--primary-blue);border:2px solid var(--accent-blue);position:relative;overflow:hidden}.btn-learn:after{content:"";position:absolute;bottom:-100%;left:0;width:100%;height:100%;background:linear-gradient(0deg,var(--accent-blue),transparent);transition:bottom .6s cubic-bezier(.23,1,.32,1)}.btn-learn:hover{color:var(--primary-blue);transform:translateY(-6px) rotateY(10deg);box-shadow:0 15px 30px rgba(166,200,255,.3)}.btn-learn:hover:after{bottom:0}.btn-partnership{background:linear-gradient(135deg,var(--primary-blue),#003875);color:var(--white);position:relative;animation:pulse-glow 3s infinite}@keyframes pulse-glow{0%,to{box-shadow:0 8px 25px rgba(0,74,159,.15)}50%{box-shadow:0 8px 25px rgba(0,74,159,.4),0 0 30px rgba(0,74,159,.3)}}.btn-partnership:hover{transform:translateY(-8px) rotate(2deg);animation:none;box-shadow:0 20px 40px rgba(0,74,159,.4)}.btn-compare{background:var(--soft-gray);color:var(--primary-blue);border:2px solid var(--secondary-blue);position:relative;overflow:hidden}.btn-compare:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(135deg,var(--secondary-blue),var(--primary-blue));transition:left .5s ease;z-index:-1}.btn-compare:hover{color:var(--white);transform:translateY(-7px) perspective(500px) rotateX(10deg);box-shadow:0 18px 35px rgba(66,110,150,.3)}.btn-compare:hover:before{left:0}.btn-schedule{background:linear-gradient(45deg,var(--accent-blue),#8AB5FF);color:var(--primary-blue);position:relative;animation:heartbeat 2s infinite}@keyframes heartbeat{0%,50%,to{transform:scale(1)}25%{transform:scale(1.05)}75%{transform:scale(.95)}}.btn-schedule:hover{animation:none;transform:translateY(-10px) scale(1.08);box-shadow:0 25px 50px rgba(166,200,255,.4)}.btn-call{background:linear-gradient(135deg,#FF6B6B,#FF8E8E);color:var(--white);position:relative}.btn-call i{animation:phone-ring 1.5s infinite}@keyframes phone-ring{0%,to{transform:rotate(0deg)}10%,30%{transform:rotate(-10deg)}20%,40%{transform:rotate(10deg)}}.btn-call:hover{transform:translateY(-8px) rotateY(-5deg);box-shadow:0 20px 40px rgba(255,107,107,.4)}.btn-call:hover i{animation:none;transform:scale(1.2)}.btn-advantage{background:var(--white);color:var(--secondary-blue);border:2px solid var(--primary-blue);position:relative;overflow:hidden}.btn-advantage:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:var(--primary-blue);border-radius:50%;transition:all .6s ease;transform:translate(-50%,-50%);z-index:-1}.btn-advantage:hover{color:var(--white);transform:translateY(-9px) rotateX(-5deg);box-shadow:0 22px 45px rgba(0,74,159,.3)}.btn-advantage:hover:after{width:300px;height:300px}.btn-send{background:linear-gradient(135deg,var(--secondary-blue),var(--accent-blue));color:var(--white);position:relative;overflow:hidden}.btn-send i{transition:transform .4s ease}.btn-send:hover{transform:translateY(-7px) translateX(5px);box-shadow:-5px 20px 40px rgba(66,110,150,.3)}.btn-send:hover i{transform:translateX(10px) rotate(15deg)}.btn-quote{background:linear-gradient(135deg,var(--primary-blue),var(--secondary-blue),var(--accent-blue));background-size:300% 300%;color:var(--white);animation:gradient-shift 4s ease infinite}@keyframes gradient-shift{0%{background-position:0 50%}50%{background-position:100% 50%}to{background-position:0 50%}}.btn-quote:hover{animation:none;background:linear-gradient(135deg,var(--accent-blue),var(--primary-blue));transform:translateY(-10px) scale(1.05) rotate(-1deg);box-shadow:0 25px 50px rgba(0,74,159,.4)}@keyframes ripple{to{transform:scale(2);opacity:0}}@media (max-width:768px){.btn{padding:.8rem 1.5rem;font-size:.9rem}}