body{background:linear-gradient(135deg,#667eea,#764ba2)}.login-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;padding:2rem}.login-box{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);padding:3rem;border-radius:24px;box-shadow:0 20px 60px rgba(0,0,0,.15);border:1px solid rgba(255,255,255,.2);max-width:28rem;width:100%;animation:slideUp .8s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.login-title{font-size:2rem;font-weight:800;text-align:center;margin-bottom:2rem;background:linear-gradient(45deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-input{width:100%;padding:1rem 1.25rem;margin-bottom:1.5rem;border:2px solid rgba(255,255,255,.3);border-radius:16px;background:rgba(255,255,255,.8);color:#2d3748;font-size:1rem;transition:all .3s ease;backdrop-filter:blur(10px)}.login-input:focus{outline:none;border-color:#667eea;background:rgba(255,255,255,1);box-shadow:0 0 0 4px rgba(102,126,234,.1);transform:translateY(-2px)}.login-input::placeholder{color:#a0aec0}.login-button{background:linear-gradient(45deg,#667eea,#764ba2);color:white;width:100%;padding:1rem;border:none;border-radius:16px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 8px 20px rgba(102,126,234,.3)}.login-button:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(102,126,234,.4)}.login-button:active{transform:translateY(0)}.login-links{display:flex;justify-content:space-between;margin-top:1.5rem;font-size:.9rem}.login-links a{color:#667eea;text-decoration:none;font-weight:500;transition:all .3s ease}.login-links a:hover{color:#764ba2;text-decoration:underline}.social-section{text-align:center;margin-top:2rem;position:relative}.social-section:before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:60px;height:2px;background:linear-gradient(45deg,#667eea,#764ba2);border-radius:2px}.social-text{padding-top:10px;margin-top:1rem;color:gray}.social-buttons{gap:1rem;margin-top:1rem}.social-button,.social-buttons{display:flex;justify-content:center}.social-button{width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);align-items:center;cursor:pointer;border:2px solid rgba(255,255,255,.3);transition:all .3s ease;box-shadow:0 8px 20px rgba(0,0,0,.1)}.social-button:hover{transform:translateY(-4px) scale(1.05);box-shadow:0 12px 30px rgba(0,0,0,.15);background:rgba(255,255,255,1);border-color:#667eea}.social-icon{width:30px}.social-icon,.social-icon2{height:auto;transition:all .3s ease}.social-icon2{width:45px}.social-icon3{width:65px;height:auto;transition:all .3s ease}.social-button:hover .social-icon,.social-button:hover .social-icon2,.social-button:hover .social-icon3{transform:scale(1.1)}.success-message{color:#38a169;background:rgba(56,161,105,.1);border:1px solid rgba(56,161,105,.2);border-radius:12px}.error-message,.success-message{padding:.75rem;margin-top:1rem;font-size:.9rem;text-align:center}.error-message{color:#e53e3e;background:rgba(229,62,62,.1);border:1px solid rgba(229,62,62,.2);border-radius:12px}.back-link{margin-top:1.5rem;text-align:center;font-size:.875rem}.back-link a{color:#667eea;text-decoration:none;font-weight:500;transition:all .3s ease}.back-link a:hover{color:#764ba2;text-decoration:underline}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:rgba(0,0,0,.6);backdrop-filter:blur(8px);display:flex;justify-content:center;align-items:center;z-index:999;animation:fadeIn .3s ease-out;overflow:hidden}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);padding:2.5rem;border-radius:24px;box-shadow:0 25px 80px rgba(0,0,0,.2);border:1px solid rgba(255,255,255,.3);max-width:450px;width:100%;position:relative;animation:scaleIn .4s ease-out;min-height:auto;flex-shrink:0}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.close-button{position:absolute;top:1.25rem;right:1.25rem;background:rgba(255,255,255,.8);border:2px solid rgba(255,255,255,.3);border-radius:50%;width:36px;height:36px;font-size:1.25rem;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#4a5568;transition:all .3s ease}.close-button:hover{background:rgba(229,62,62,.1);border-color:#e53e3e;color:#e53e3e;transform:scale(1.1)}@media (max-width:480px){.login-container{padding:1rem}.login-box{padding:2rem;max-width:100%}.login-title{font-size:1.75rem}.social-buttons{gap:.75rem}.social-button{width:56px;height:56px}.modal-overlay{padding:1rem}.modal-content{padding:2rem;margin:0;max-width:100%}}