.login-container,.signup-container{max-width:400px;margin:50px;padding:30px;background-color:#fff;box-shadow:0 2px 4px #0000001a,0 8px 16px #0000001a;border-radius:8px;transition:box-shadow .3s ease}.login-container h2,.signup-container h2{margin-bottom:30px}@media (max-width: 768px){.login-container,.signup-container{margin:50px 20px}}.login-container:hover,.signup-container:hover{box-shadow:0 4px 8px #0000001f,0 12px 24px #0000001f}.login-form,.signup-form{display:flex;flex-direction:column}.login-form input,.signup-form input{width:100%;padding:14px;margin-bottom:20px;border-radius:6px;border:1px solid #dddfe2;font-size:1rem;transition:border-color .3s ease;box-sizing:border-box}.login-form input:focus,.signup-form input:focus{outline:none;border-color:#1877f2;box-shadow:0 0 0 2px #1877f233}button{padding:12px;background-color:#112121;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:1.1rem;font-weight:600;transition:background-color .3s ease}button:hover{background-color:#166fe5}p{text-align:center;margin-top:20px;font-size:.9rem;color:#606770}.error{color:#ff3b30;font-size:.9rem;text-align:center;margin-top:10px;padding:10px;background-color:#ffeaea;border-radius:6px}.form-group{position:relative;margin-bottom:20px}.form-group label{position:absolute;top:50%;left:15px;transform:translateY(-50%);color:#606770;transition:all .3s ease;pointer-events:none}.form-group input:focus+label,.form-group input:not(:placeholder-shown)+label{top:0;font-size:.8rem;background-color:#fff;padding:0 5px}.social-login{margin-top:20px;display:flex;justify-content:center;gap:15px}.social-btn{padding:10px 15px;border:1px solid #dddfe2;border-radius:6px;background-color:#fff;cursor:pointer;transition:background-color .3s ease}.social-btn:hover{background-color:#f0f2f5}.divider{display:flex;align-items:center;text-align:center;margin:20px 0}.divider:before,.divider:after{content:"";flex:1;border-bottom:1px solid #dddfe2}.divider span{padding:0 10px;color:#606770;font-size:.9rem}.teaser-container{position:relative;text-align:center;padding:0 350px;min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;overflow:hidden;background-color:#ebebeb}@media (max-width: 768px){.teaser-container{padding:0 20px}}.floating-image{position:absolute;animation:float 10s infinite linear;opacity:.8}@keyframes float{0%{transform:translateY(100vh) translate(0)}50%{transform:translateY(0) translate(20px)}to{transform:translateY(-100vh) translate(-20px)}}.floating-image:nth-child(odd){animation-direction:reverse}.floating-image.small{width:30px;height:30px;animation-duration:8s}.floating-image.medium{width:50px;height:50px;animation-duration:12s}.floating-image.large{width:70px;height:70px;animation-duration:15s}body.dark-mode,.teaser-container.dark{background-color:#121212;color:#fff}.theme-toggle{position:absolute;top:10px;right:10px;cursor:pointer;font-size:24px;color:#fff}.footer{position:absolute;bottom:10px;left:50%;transform:translate(-50%);text-align:center;font-size:14px}.footer a{color:#007bff;text-decoration:none}.footer a:hover{text-decoration:underline}:root{font-family:Poppins,Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}