:root{--account-primary:linear-gradient(135deg, #667eea 0%, #764ba2 100%);--account-bg-dark:linear-gradient(135deg, #000000 0%, #0a0a0a 100%);--account-bg-light:linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);--account-sidebar-bg:rgba(26, 26, 26, 0.8);--account-sidebar-bg-light:rgba(255, 255, 255, 0.9);--account-card-bg:#1a1a1a;--account-card-bg-light:white;--account-border:rgba(102, 126, 234, 0.3)}body{font-family:Inter,'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:var(--account-bg-dark);min-height:100vh;padding:20px;transition:background .5s ease;overflow-x:hidden;margin:0}.sidebar{position:fixed;left:0;top:80px;width:280px;height:calc(100vh - 80px);background:var(--account-sidebar-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-right:1px solid var(--account-border);padding:30px 0;transition:all .5s ease;overflow-y:auto;box-shadow:4px 0 30px rgba(0,0,0,.1)}.sidebar-header{padding:0 25px 25px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:20px}.sidebar-title{font-size:1.3em;font-weight:600;color:#fff;transition:color .5s ease;margin:0}.sidebar-menu{list-style:none;margin:0;padding:0}.sidebar-menu-item{margin:5px 0}.sidebar-menu-link{display:flex;align-items:center;gap:15px;padding:15px 25px;color:#aaa;text-decoration:none;font-weight:500;transition:all .3s ease;cursor:pointer;position:relative}.sidebar-menu-link::before{content:'';position:absolute;left:0;top:0;height:100%;width:3px;background:#667eea;transform:scaleY(0);transition:transform .3s ease}.sidebar-menu-link:hover{background:rgba(102,126,234,.1);color:#667eea;padding-left:28px}.sidebar-menu-link:hover::before{transform:scaleY(1)}.sidebar-menu-link.active{background:rgba(102,126,234,.15);color:#667eea;padding-left:28px}.sidebar-menu-link.active::before{transform:scaleY(1)}.sidebar-menu-icon{font-size:1.3em;width:24px;text-align:center}.main-content{margin-left:280px;margin-top:80px;padding:40px;min-height:calc(100vh - 80px)}.content-section{display:none}.content-section.active{display:block}.container{max-width:500px;margin:120px auto 0;background:rgba(26,26,26,.8);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:#fff;border-radius:20px;padding:40px;box-shadow:0 20px 60px rgba(0,0,0,.3);transition:all .5s ease;border:1px solid var(--account-border)}.container h1{color:#667eea;margin-bottom:30px;text-align:center;transition:color .5s ease}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;color:#ccc;font-weight:600;transition:color .5s ease}.form-group input{width:100%;padding:12px;border:2px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05);color:#fff;border-radius:8px;font-size:14px;transition:all .5s ease;box-sizing:border-box}.form-group input:focus{outline:0;border-color:#667eea}.button{width:100%;padding:16px;background:var(--account-primary);color:#fff;border:none;border-radius:12px;font-size:1.1em;font-weight:700;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden;box-shadow:0 5px 20px rgba(102,126,234,.4)}.button::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 .5s}.button:hover::before{left:100%}.button:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 8px 30px rgba(102,126,234,.6)}.button:active{transform:translateY(0) scale(.98)}.result{margin-top:20px;padding:15px;border-radius:8px;display:none}.result.success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.result.error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.toggle-form{text-align:center;margin-top:20px;color:#aaa;transition:color .5s ease}.toggle-form a{color:#667eea;text-decoration:none;font-weight:600}.info-row{display:flex;justify-content:space-between;align-items:center;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.1);transition:all .5s ease;margin:0 80px}.info-label{color:#aaa;font-size:.95em;transition:color .5s ease;flex-shrink:0;min-width:200px}.info-value{color:#fff;font-weight:600;font-size:1.05em;transition:color .5s ease;text-align:right;flex:1;padding-left:60px}.refresh-button{margin-top:15px;padding:10px 20px;background:#667eea;color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:600;width:100%;transition:all .3s ease}.refresh-button:hover{background:#5568d3;transform:translateY(-2px)}.password-change-section{background:rgba(26,26,26,.6);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:20px;padding:30px;margin-top:20px;transition:all .5s ease;border:1px solid var(--account-border)}.password-change-section h2{color:#667eea;margin-bottom:25px;font-size:1.5em}.password-input{width:100%;padding:12px;border:2px solid rgba(102,126,234,.3);background:rgba(255,255,255,.05);color:#fff;border-radius:8px;font-size:14px;margin-bottom:15px;transition:all .3s ease;box-sizing:border-box}.password-input:focus{outline:0;border-color:#667eea}.password-label{display:block;margin-bottom:8px;color:#ccc;font-weight:600;font-size:.95em}.change-password-button{width:100%;padding:12px;background:var(--account-primary);color:#fff;border:none;border-radius:8px;font-size:1em;font-weight:600;cursor:pointer;transition:all .3s ease}.change-password-button:hover{opacity:.9;transform:translateY(-2px)}.logout-button{background:rgba(255,255,255,.2);color:#fff;padding:10px 20px;border:none;border-radius:8px;cursor:pointer;font-weight:600;margin-top:10px;width:100%;transition:all .3s ease}.logout-button:hover{background:rgba(255,255,255,.3)}.client-card{transition:all .3s ease;background:linear-gradient(135deg,#1a1a1a 0,#2d2d2d 100%);border-radius:15px;padding:25px;cursor:pointer;position:relative;overflow:hidden}.client-card:hover{transform:translateY(-5px) scale(1.02);box-shadow:0 10px 30px rgba(0,0,0,.3)}.client-card:active{transform:translateY(-2px) scale(1.01)}@media (max-width:768px){.sidebar{width:100%;position:relative;top:0;height:auto;border-right:none;border-bottom:1px solid var(--account-border)}.main-content{margin-left:0;margin-top:0;padding:20px}.sidebar-menu{display:flex;overflow-x:auto;padding:0 10px}.sidebar-menu-item{margin:0;flex-shrink:0}.sidebar-menu-link{padding:12px 20px;white-space:nowrap}.sidebar-menu-link.active{border-left:none;border-bottom:3px solid #667eea}.info-row{flex-direction:column;align-items:flex-start;margin:0 20px}.info-label{min-width:auto;margin-bottom:5px}.info-value{text-align:left;padding-left:0}.password-change-section>div{margin:0 20px!important}.container{margin-top:100px;padding:30px 20px}.client-card{padding:20px!important}.client-card h3{font-size:1.1em!important}.client-card p{font-size:.8em!important}}