:root{--primary-blue: #5B9BD5;--primary-hover: #4a8ac0;--bg-color: #F7F9FC;--white: #FFFFFF;--text-dark: #333333;--text-light: #777777;--border-color: #E1E4E8;--sidebar-width: 250px}body{margin:0;font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-dark)}.dental-app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background-color:var(--white);border-right:1px solid var(--border-color);display:flex;flex-direction:column;padding:2rem;box-sizing:border-box}.logo{font-size:1.5rem;font-weight:700;color:var(--primary-blue);margin-bottom:3rem;letter-spacing:.5px}.nav-menu{display:flex;flex-direction:column;gap:.5rem}.nav-link{text-decoration:none;color:var(--primary-blue);padding:.75rem 1rem;border-radius:8px;transition:all .2s ease;font-weight:600}.nav-link:hover{background-color:#f0f4f8;color:var(--primary-blue)}.nav-link.active{background-color:#e6f2ff;color:var(--primary-blue)}.main-content{flex:1;padding:3rem;overflow-y:auto}.card{background-color:var(--white);border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:0 2px 12px #00000008;border:1px solid rgba(0,0,0,.02)}.card-header{margin-top:0;margin-bottom:1.5rem;font-size:1.25rem;color:var(--primary-blue);font-weight:600;display:inline-block}.form-row{display:flex;gap:2rem;flex-wrap:wrap}.form-group{display:flex;flex-direction:column;flex:1;min-width:200px}.form-group label{margin-bottom:.5rem;font-size:.9rem;color:var(--text-light)}.form-group input,.form-group select,.form-group textarea{padding:.75rem;border:1px solid var(--border-color);border-radius:6px;font-size:1rem;outline:none;transition:border-color .2s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary-blue)}.form-group textarea{font-family:inherit;resize:vertical}.teeth-container{display:flex;flex-direction:column;gap:1rem;align-items:center;padding:1rem 0}.teeth-row{display:flex;gap:.5rem;flex-wrap:wrap;justify-content:center}.tooth-btn{width:40px;height:50px;border:1px solid var(--border-color);background-color:var(--white);color:var(--text-light);border-radius:6px;cursor:pointer;font-weight:600;font-size:.85rem;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.tooth-btn:hover{border-color:var(--primary-blue);color:var(--primary-blue);transform:translateY(-2px)}.tooth-btn.selected{background-color:var(--primary-blue);color:var(--white);border-color:var(--primary-blue);box-shadow:0 4px 6px #5b9bd54d}.btn-primary{background-color:var(--primary-blue);color:var(--white);padding:.75rem 1.5rem;border:none;border-radius:6px;cursor:pointer;font-weight:600;font-size:1rem;transition:background-color .2s}.btn-primary:hover{background-color:var(--primary-hover)}.btn-primary:disabled{background-color:var(--border-color);cursor:not-allowed}@media(max-width:768px){.dental-app-layout{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border-color);padding:1rem;align-items:center}.logo{margin-bottom:1rem}.nav-menu{flex-direction:row;justify-content:center;width:100%;flex-wrap:wrap}.main-content{padding:1rem}.form-row{flex-direction:column;gap:1rem}.teeth-row{gap:.25rem}.tooth-btn{width:32px;height:42px;font-size:.75rem}}