:root{--bg-color:#fff;--bg-secondary:#f9fafb;--text-main:#111827;--text-muted:#4b5563;--primary:#00a9fe;--primary-glow:#00a9fe40;--accent:#25adea;--glass-bg:#ffffffd9;--glass-border:#00000014;--error:#ef4444;--success:#22c55e}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.btn{cursor:pointer;border:none;border-radius:9999px;padding:.8rem 1.5rem;font-size:1rem;font-weight:600;text-decoration:none;transition:all .3s;display:inline-block}.btn-primary{background:linear-gradient(135deg, var(--primary), var(--accent));color:#fff;box-shadow:0 4px 15px var(--primary-glow)}.btn-primary:hover{box-shadow:0 8px 25px var(--primary-glow);transform:translateY(-2px)}.btn-admin{color:#fff;background:linear-gradient(135deg,#f59e0b,#ef4444);box-shadow:0 4px 15px #f59e0b66}.btn-admin:hover{transform:translateY(-2px);box-shadow:0 8px 25px #f59e0b80}.btn-logout{color:#fff;background:#ef4444cc;padding:.5rem 1rem;font-size:.875rem}.btn-logout:hover{background:#ef4444}.btn-outline{border:1px solid var(--glass-border);color:var(--text-main);background:0 0}.btn-outline:hover{border-color:var(--primary);background:#3b82f61a}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.btn-lg{padding:1rem 2rem;font-size:1.125rem}.navbar{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);background:#ffffffd9;position:fixed;top:0;left:0;right:0}.navbar-container{justify-content:space-between;align-items:center;height:4rem;display:flex}.navbar-logo{align-items:center;gap:.5rem;font-size:1.5rem;font-weight:700;text-decoration:none;display:flex}.navbar-logo span{background:linear-gradient(to right, var(--primary), var(--accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.logo-img{width:auto;height:28px}.navbar-menu{align-items:center;gap:2rem;display:flex}.navbar-links{gap:2rem;display:flex}.navbar-link{color:var(--text-muted);font-weight:500;text-decoration:none;transition:color .3s}.navbar-link:hover{color:var(--text-main)}.navbar-auth{align-items:center;display:flex}.user-menu{align-items:center;gap:1rem;display:flex}.user-name{color:var(--text-muted);font-size:.875rem}.navbar-toggle{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:4px;padding:.5rem;display:none}.navbar-toggle span{background:var(--text-main);width:24px;height:2px;transition:all .3s}@media (max-width:768px){.navbar-toggle{display:flex}.navbar-menu{background:var(--glass-bg);opacity:0;visibility:hidden;flex-direction:column;gap:1rem;padding:1rem 2rem;transition:all .3s;position:absolute;top:4rem;left:0;right:0;transform:translateY(-100%)}.navbar-menu.active{opacity:1;visibility:visible;transform:translateY(0)}.navbar-links{flex-direction:column;gap:1rem;width:100%}.user-menu{flex-direction:column;gap:.75rem;width:100%}}.hero{text-align:center;justify-content:center;align-items:center;height:100vh;display:flex;position:relative;overflow:hidden}.hero-content{z-index:10;max-width:800px;position:relative}.hero h1{background:linear-gradient(90deg,#111827,#4b5563);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:1.5rem;font-size:4rem;font-weight:800;line-height:1.1}.hero p{color:var(--text-muted);margin-bottom:2.5rem;font-size:1.25rem;line-height:1.6}.hero-bg-anim{z-index:1;opacity:1;background:radial-gradient(circle at 70% 20%,#00a9fe1a 0%,#0000 40%),radial-gradient(circle at 30% 80%,#25adea14 0%,#0000 40%);width:100%;height:100%;position:absolute;top:0;left:0}.hero-buttons{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.section-title{text-align:center;margin-bottom:1rem;font-size:2.5rem}.features{background:var(--bg-secondary);padding:6rem 0}.features-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:4rem;display:grid}.feature-card{border:1px solid var(--glass-border);background:#fff;border-radius:1rem;padding:2.5rem 2rem;transition:transform .3s;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -1px #00000008}.feature-card:hover{border-color:var(--primary);transform:translateY(-5px)}.feature-icon{color:var(--primary);margin-bottom:1rem;font-size:2rem}.feature-title{margin-bottom:.5rem;font-size:1.5rem;font-weight:700}.feature-desc{color:var(--text-muted);line-height:1.5}footer{border-top:1px solid var(--glass-border);text-align:center;color:var(--text-muted);padding:4rem 0}.modal-overlay{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:1000;background:#000000b3;justify-content:center;align-items:center;animation:.3s fadeIn;display:flex;position:fixed;inset:0}.modal-content{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:1rem;width:90%;max-width:400px;padding:2.5rem;animation:.3s slideUp;position:relative}.modal-content h2{text-align:center;margin:0 0 1.5rem;font-size:1.75rem}.form-group{margin-bottom:1.25rem}.form-group label{color:var(--text-muted);margin-bottom:.5rem;font-size:.875rem;display:block}.form-group input{border:1px solid var(--glass-border);width:100%;color:var(--text-main);box-sizing:border-box;background:#fff;border-radius:.5rem;padding:.75rem 1rem;font-size:1rem;transition:border-color .3s}.form-group input:focus{border-color:var(--primary);outline:none}.form-group input:disabled{opacity:.6;cursor:not-allowed}.error-message{color:var(--error);text-align:center;margin-top:.5rem;font-size:.875rem}.modal-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:2rem;height:2rem;padding:0;font-size:1.5rem;transition:all .3s;display:flex;position:absolute;top:1rem;right:1rem}.modal-close:hover{color:var(--text-main);background:#ffffff1a}.admin-dashboard{background:var(--bg-color);min-height:100vh}.admin-header{background:var(--glass-bg);border-bottom:1px solid var(--glass-border);padding:1rem 0}.admin-header .container{justify-content:space-between;align-items:center;display:flex}.admin-header h1{background:linear-gradient(to right, var(--primary), var(--accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin:0;font-size:1.5rem}.admin-user{align-items:center;gap:1rem;display:flex}.admin-user span{color:var(--text-muted);font-size:.875rem}.admin-main{padding:2rem 0}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem;display:grid}.stat-card{background:var(--glass-bg);border:1px solid var(--glass-border);text-align:center;border-radius:1rem;padding:1.5rem;transition:transform .3s,border-color .3s}.stat-card:hover{border-color:var(--primary);transform:translateY(-3px)}.stat-card h3{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin:0 0 .75rem;font-size:.875rem;font-weight:500}.stat-value{color:var(--text-main);background:linear-gradient(to right, var(--primary), var(--accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin:0;font-size:2.5rem;font-weight:700}.stat-value.error{background:linear-gradient(90deg,#ef4444,#f97316);-webkit-background-clip:text;background-clip:text}.charts-grid{grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:1.5rem;display:grid}.chart-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:1rem;padding:1.5rem}.chart-card h3{color:var(--text-muted);margin:0 0 1rem;font-size:1.125rem}.chart-container{height:300px;position:relative}.loading{text-align:center;color:var(--text-muted);padding:3rem;font-size:1.125rem}.error-banner{color:#fca5a5;text-align:center;background:#ef444433;border:1px solid #ef444480;border-radius:.5rem;margin-bottom:1.5rem;padding:1rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-10px)}to{transform:translateY(0)}}.animate-float{animation:6s ease-in-out infinite float}@media (max-width:768px){.hero h1{font-size:2.5rem}.charts-grid{grid-template-columns:1fr}.chart-container{height:250px}.admin-header .container{text-align:center;flex-direction:column;gap:1rem}.stats-grid{grid-template-columns:1fr}}