body{box-sizing:border-box;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}.tab-content{display:none}.tab-content.active{display:block}.tab-button{position:relative;transition:all .3s ease}.tab-button.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 15px #667eea66}.tab-button:hover:not(.active){background-color:#f8fafc;transform:translateY(-1px)}.card{background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;transition:all .3s ease}.card:hover{box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);border:none;transition:all .3s ease}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #667eea66}.btn-success{background:linear-gradient(135deg,#48bb78,#38a169)}.btn-success:hover{transform:translateY(-2px);box-shadow:0 10px 20px #48bb7866}.btn-purple{background:linear-gradient(135deg,#9f7aea,#805ad5)}.btn-purple:hover{transform:translateY(-2px);box-shadow:0 10px 20px #9f7aea66}.input-field{transition:all .3s ease;border:2px solid #e2e8f0}.input-field:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a;transform:translateY(-1px)}.stats-card{background:linear-gradient(135deg,var(--gradient-from) 0%,var(--gradient-to) 100%);border-radius:16px;transition:all .3s ease}.stats-card:hover{transform:translateY(-4px);box-shadow:0 20px 25px -5px #0000001a}.sidebar-nav{background:linear-gradient(180deg,#667eea,#764ba2)}.patient-card{border-left:4px solid #667eea;transition:all .3s ease}.patient-card:hover{border-left-color:#764ba2;transform:translate(4px)}.glass-effect{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.custom-scrollbar::-webkit-scrollbar{width:6px}.custom-scrollbar::-webkit-scrollbar-track{background:#f1f5f9;border-radius:10px}.custom-scrollbar::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:10px}.custom-scrollbar::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#5a67d8,#6b46c1)}