@keyframes pulse{0%,100%{transform:scale(1);box-shadow:0 0 40px rgba(58,191,248,.3);filter:brightness(1)}50%{transform:scale(.95);box-shadow:0 0 60px rgba(58,191,248,.6);filter:brightness(1.1)}}.btn-fixed.btn-primary{animation:2s ease-in-out infinite pulse}.leadform>div{margin-bottom:0}.popup-content{padding:1.5rem .5rem}@media (max-height:700px){.popup-content{height:100%;overflow:auto}}.legal-popup{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);display:none;align-items:center;justify-content:center;z-index:9999;backdrop-filter:blur(4px)}.legal-popup-content{background:var(--bg-dark);border:1px solid rgba(58,191,248,.2);border-radius:16px;width:90%;max-width:600px;max-height:80vh;overflow:hidden;position:relative}.legal-content{padding:0 2rem 2rem;max-height:60vh;overflow-y:auto;color:var(--text-secondary);line-height:1.6}.legal-content h3{color:var(--text-primary);margin-top:1.5rem;margin-bottom:.5rem}.legal-content p,.legal-content ul{margin-bottom:1rem}.legal-content ul{margin-left:1rem}.legal-content li{margin-bottom:.5rem}.chat-auth-form,.popup-header{padding-top:20px}.demo-popup .popup-close{position:absolute;top:15px;right:15px;width:40px;height:40px;background:rgba(255,255,255,.1);border:none;border-radius:50%;color:#f8fafc;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.3s;backdrop-filter:blur(10px);z-index:10}.demo-popup .popup-close:hover{background:rgba(239,68,68,.2);color:#ef4444;transform:scale(1.1)}.demo-popup .popup-close:active{transform:scale(.95)}.demo-popup .popup-header{position:relative;padding:0;height:0}.trades-list{max-height:300px;overflow-y:auto;overflow-x:hidden;padding-right:5px;margin-right:-5px}.trades-list::-webkit-scrollbar{width:6px}.trades-list::-webkit-scrollbar-track{background:rgba(255,255,255,.1);border-radius:3px}.trades-list::-webkit-scrollbar-thumb{background:rgba(58,191,248,.5);border-radius:3px}.trades-list::-webkit-scrollbar-thumb:hover{background:rgba(58,191,248,.7)}*,::after,::before{box-sizing:border-box}body,html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,p{margin:0}.btn,html{line-height:1.5}.btn,a{text-decoration:none}*{padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:#01050e;color:#f8fafc;overflow-x:hidden;min-height:100vh}[role=button],button,input[type=button],input[type=submit]{-webkit-appearance:none;-moz-appearance:none;appearance:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent}a,button{touch-action:manipulation}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;color:#f8fafc;margin:0}p{line-height:1.6}a{color:#3abff8;transition:color .2s}a:hover{color:#00eaff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:.75rem;border:none;font-weight:600;font-size:1rem;text-align:center;cursor:pointer;transition:.2s;min-height:48px;position:relative;overflow:hidden}.btn-primary{background:linear-gradient(90deg,#00eaff 0,#00ff84 100%);color:#020713;box-shadow:0 0 40px rgba(58,191,248,.3)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(58,191,248,.4)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:0 0;color:#3abff8;border:1px solid rgba(58,191,248,.3);backdrop-filter:blur(10px)}.btn-secondary:hover{background:rgba(58,191,248,.1);border-color:rgba(58,191,248,.5)}.btn-large{padding:1rem 2rem;font-size:1.125rem}.container{width:100%;max-width:390px;margin:0 auto;padding:0 1rem}.gradient-text{background:linear-gradient(90deg,#00eaff 0,#00ff84 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent}:root{--primary-bg:#01050e;--secondary-bg:#020713;--card-bg:linear-gradient(165deg, rgba(2, 7, 19, 1) 0%, rgba(3, 14, 38, 1) 100%);--border-color:rgba(255, 255, 255, 0.1);--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-cyan:#3abff8;--accent-green:#16a249;--accent-yellow:#facc14;--gradient-primary:linear-gradient(90deg, #00eaff 0%, #00ff84 100%)}.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.no-scrollbar::-webkit-scrollbar{display:none}@keyframes fadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){*,::after,::before{animation-duration:0s!important;animation-iteration-count:1!important;transition-duration:0s!important}html{scroll-behavior:auto}}:focus-visible{outline:#3abff8 solid 2px;outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}img{max-width:100%;height:auto;display:block}@media (hover:none) and (pointer:coarse){.btn:hover{transform:none}.btn:active{transform:scale(.98)}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.gap-8{gap:2rem}.w-full{width:100%}.h-full{height:100%}.relative{position:relative}.absolute{position:absolute}.fixed{position:fixed}.sticky{position:sticky}.p-4{padding:1rem}.px-4{padding-left:1rem;padding-right:1rem}.py-4{padding-top:1rem;padding-bottom:1rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.mx-auto{margin-left:auto;margin-right:auto}.shadow{box-shadow:0 1px 3px 0 rgba(0,0,0,.1),0 1px 2px 0 rgba(0,0,0,.06)}.shadow-lg{box-shadow:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05)}.rounded{border-radius:.25rem}.rounded-lg{border-radius:.5rem}.rounded-xl{border-radius:.75rem}.rounded-2xl{border-radius:1rem}.rounded-full{border-radius:9999px}

  .preview-video {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 10px; /* якщо хочеш закруглені кути */
    box-shadow: rgba(0,0,0,0.2) 0px 4px 10px; /* легка тінь як у картинок */
  }

  .interface-preview {
    text-align: center; /* центрує відео в контейнері */
    margin: 20px 0;
  }