:root{--primary-blue: #5B9BD5;--primary-hover: #4a8ac0;--bg-color: #F4F7FB;--white: #FFFFFF;--text-dark: #2C3E50;--text-light: #7F8C8D;--border-color: #E2E8F0;--sidebar-width: 260px}body{margin:0;font-family:Inter,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:800;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(--text-dark);padding:.85rem 1rem;border-radius:8px;transition:all .2s ease;font-weight:500}.nav-link:hover{background-color:#f0f4f8;color:var(--primary-blue)}.nav-link.active{background-color:#e6f2ff;color:var(--primary-blue);font-weight:600}.main-content{flex:1;padding:2.5rem;overflow-y:auto}.card{background-color:var(--white);border-radius:16px;padding:2.5rem;margin-bottom:2rem;box-shadow:0 4px 20px #0000000a;border:1px solid rgba(0,0,0,.02)}.card-header{margin-top:0;margin-bottom:2rem;font-size:1.5rem;color:var(--text-dark);font-weight:700}.patient-tabs{display:flex;gap:1rem;border-bottom:2px solid var(--border-color);margin-bottom:2rem}.tab-btn{background:none;border:none;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;color:var(--text-light);cursor:pointer;position:relative;transition:color .2s;bottom:-2px}.tab-btn:hover{color:var(--primary-blue)}.tab-btn.active{color:var(--primary-blue);border-bottom:2px solid var(--primary-blue)}.tab-content{min-height:300px}.fade-in{animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.form-row{display:flex;gap:2rem;flex-wrap:wrap}.form-group{display:flex;flex-direction:column;flex:1;min-width:250px}.form-group label{margin-bottom:.5rem;font-size:.9rem;font-weight:600;color:var(--text-dark)}.form-group input,.form-group select,.form-group textarea{padding:.85rem;border:1.5px solid var(--border-color);border-radius:8px;font-size:1rem;outline:none;transition:all .2s;background-color:#fafafa}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary-blue);background-color:var(--white);box-shadow:0 0 0 3px #5b9bd51a}input[type=file]::file-selector-button{background-color:var(--white);color:var(--primary-blue);border:1.5px solid var(--primary-blue);padding:.5rem 1rem;border-radius:6px;cursor:pointer;font-weight:600;transition:all .2s;margin-right:1rem}input[type=file]::file-selector-button:hover{background-color:#e6f2ff}.form-group textarea{font-family:inherit;resize:vertical}.dental-chart-section{display:flex;flex-direction:column;align-items:center}.teeth-container{display:flex;flex-direction:column;gap:1.5rem;align-items:center;padding:1rem 0 2rem}.dental-arch{display:flex;gap:1.5rem;justify-content:center}.quadrant{display:flex;gap:.5rem}.tooth-btn{width:44px;height:56px;border:2px solid var(--border-color);background-color:var(--white);color:var(--text-light);border-radius:8px;cursor:pointer;font-weight:700;font-size:.9rem;transition:all .2s cubic-bezier(.175,.885,.32,1.275);display:flex;align-items:center;justify-content:center;-webkit-user-select:none;user-select:none}.tooth-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 4px 10px #00000014}.legend{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:center;margin-top:1rem;padding-top:1.5rem;border-top:1px solid var(--border-color);width:100%}.legend-item{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--text-dark)}.legend-color{width:24px;height:24px;border-radius:4px;border:2px solid;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700}.btn-primary{background-color:var(--primary-blue);color:var(--white);padding:.85rem 1.75rem;border:none;border-radius:8px;cursor:pointer;font-weight:600;font-size:1rem;transition:all .2s;box-shadow:0 2px 8px #5b9bd54d}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #5b9bd566}.btn-primary:disabled{background-color:var(--border-color);box-shadow:none;cursor:not-allowed;transform:none}.login-layout{display:flex;justify-content:center;align-items:center;min-height:100vh;background-color:var(--bg-color);padding:1rem}.login-card{background-color:var(--white);border-radius:16px;padding:3rem 2.5rem;width:100%;max-width:400px;box-shadow:0 8px 30px #0000000d;border:1px solid rgba(0,0,0,.03)}.login-title{color:var(--primary-blue);font-size:1.8rem;font-weight:800;text-align:center;margin-top:0;margin-bottom:.5rem;letter-spacing:1px}.login-subtitle{color:var(--text-light);text-align:center;margin-bottom:2.5rem;font-size:.95rem}.login-form{display:flex;flex-direction:column;gap:1.5rem}.login-btn{margin-top:.5rem;padding:1rem;font-size:1.1rem;width:100%}.login-hints{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--border-color);font-size:.85rem;color:var(--text-light)}.login-hints p{margin:0 0 .5rem}.login-hints ul{margin:0;padding-left:1.5rem}.login-hints code{background-color:#f0f4f8;padding:.2rem .4rem;border-radius:4px;color:var(--text-dark)}@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}.card{padding:1.5rem}.patient-tabs{flex-wrap:wrap;gap:.5rem;justify-content:center}.tab-btn{padding:.5rem 1rem;font-size:.9rem}.form-row{flex-direction:column;gap:1rem}.dental-chart-section{width:100%;padding-bottom:1rem}.teeth-container{min-width:0;gap:1.5rem}.dental-arch{flex-wrap:wrap;gap:1rem}.quadrant{flex-wrap:nowrap}.tooth-btn{width:34px;height:46px;font-size:.8rem}.legend{display:grid;grid-template-columns:1fr 1fr;gap:1rem .5rem;width:100%;justify-items:start}.login-card{padding:2rem 1.5rem}}:root{--admin-primary: #2C3E50;--admin-accent: #5B9BD5;--admin-bg: #F4F7FB;--admin-card: #FFFFFF;--admin-text: #333333;--admin-text-light: #777777;--admin-border: #E2E8F0;--admin-danger: #e74c3c}body{background-color:var(--admin-bg);margin:0;font-family:Inter,Segoe UI,Roboto,sans-serif}.admin-layout{max-width:1000px;margin:0 auto;padding:2rem}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.admin-header h1{color:var(--admin-primary);margin:0;font-size:1.8rem;font-weight:700}.admin-btn{padding:.75rem 1.5rem;border-radius:8px;border:none;font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center}.btn-logout{background-color:transparent;color:var(--admin-danger);border:1.5px solid var(--admin-danger)}.btn-logout:hover{background-color:#e74c3c1a;transform:translateY(-1px)}.btn-download{background-color:var(--admin-accent);color:var(--admin-card);padding:.5rem 1.2rem;font-size:.9rem;box-shadow:0 2px 4px #5b9bd533}.btn-download:hover{background-color:#4a8ac0;box-shadow:0 4px 8px #5b9bd54d;transform:translateY(-1px)}.admin-content-card{background:var(--admin-card);border-radius:12px;box-shadow:0 4px 15px #00000008;border:1px solid rgba(0,0,0,.02);overflow:hidden}.files-table{width:100%;border-collapse:collapse;text-align:left}.files-table th{background-color:#f8fafc;color:var(--admin-text-light);font-weight:600;padding:1.2rem 1.5rem;border-bottom:2px solid var(--admin-border);font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}.files-table td{padding:1.2rem 1.5rem;border-bottom:1px solid var(--admin-border);color:var(--admin-text);vertical-align:middle}.files-table tr:last-child td{border-bottom:none}.files-table tbody tr{transition:background-color .2s}.files-table tbody tr:hover{background-color:#f8fafc}.file-name{font-weight:600;color:var(--admin-primary)}.file-meta{color:var(--admin-text-light);font-size:.9rem}.empty-state{padding:3rem;text-align:center;color:var(--admin-text-light)}.error-message{background-color:#fdf3f2;color:var(--admin-danger);padding:1rem 1.5rem;border-radius:8px;margin-bottom:1.5rem;border:1px solid #fadbd8;font-weight:500}.loading-state{padding:3rem;text-align:center;color:var(--admin-text-light);font-weight:500}.mobile-file-cards{display:none}@media(max-width:768px){.admin-layout{padding:1rem}.admin-header{flex-direction:column;align-items:flex-start;gap:1rem}.admin-header h1{font-size:1.5rem}.btn-logout{width:100%}.desktop-table-container{display:none}.mobile-file-cards{display:flex;flex-direction:column;gap:1rem}.file-card{background:var(--admin-card);border:1px solid var(--admin-border);border-radius:12px;padding:1.2rem;display:flex;flex-direction:column;gap:.8rem;box-shadow:0 2px 8px #00000005}.file-card-header{display:flex;justify-content:space-between;align-items:flex-start}.file-card-title{font-weight:700;color:var(--admin-primary);word-break:break-all;margin-bottom:.2rem}.file-card-meta{font-size:.85rem;color:var(--admin-text-light)}.btn-download-mobile{width:100%;margin-top:.5rem}}