:root{--bottom-nav-height:64px;--safe-bottom:env(safe-area-inset-bottom, 0px)}*,::after,::before{box-sizing:border-box}body,html{margin:0;padding:0;font-family:"Segoe UI",sans-serif;background:#f4f4f4;max-width:100%;overflow-x:hidden;height:100%}body{display:flex;flex-direction:column;min-height:100vh}.container{display:flex;flex:1;width:100%}.app-header{display:flex;align-items:center;justify-content:space-between;background:#2c3e50;color:#fff;height:60px;padding:0 1rem;flex-shrink:0}.app-header h1{margin:0;font-size:1.2rem;font-weight:500}.header-actions{display:none;gap:8px}.sidebar{display:none;flex-direction:column;width:220px;background:#fff;border-right:1px solid #ddd;padding-top:1rem}.sidebar button{padding:1rem;background:0 0;border:none;text-align:left;font-size:1rem;color:#2c3e50;border-bottom:1px solid #eee;cursor:pointer}.sidebar button.active{pointer-events:none;cursor:default;background:#eaf4ff;color:#3498db}.sidebar .btn-logout{margin-top:auto;color:#e74c3c;font-weight:600}.sidebar .btn-logout:hover{background:#fdecea}#app-frame{flex:1;width:100%;height:calc(100vh - 60px);border:none;background:#f5f6fa;padding:10px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:calc(var(--bottom-nav-height) + var(--safe-bottom));padding-bottom:var(--safe-bottom);display:flex;overflow-x:auto;overflow-y:hidden;background:#fff;border-top:1px solid #e5e7eb;z-index:9999;scrollbar-width:none;scroll-snap-type:x mandatory}.bottom-nav::-webkit-scrollbar{display:none}.bottom-nav button{flex:0 0 auto;min-width:80px;max-width:100px;height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border:none;background:0 0;color:#6b7280;font-size:11px;scroll-snap-align:start;position:relative;transition:all .25s ease}.bottom-nav button i{font-size:20px;transition:.25s}.bottom-nav button.active{color:#2563eb}.bottom-nav button.active i{transform:translateY(-2px) scale(1.1)}.nav-badge{position:absolute;top:6px;right:16px;background:#ef4444;color:#fff;font-size:10px;padding:2px 5px;border-radius:999px}.user-menu{position:relative;display:inline-block}.user-trigger{display:flex;align-items:center;gap:10px;background:0 0;border:none;cursor:pointer;padding:6px 10px;border-radius:8px}.user-trigger:hover{background:rgba(0,0,0,.05)}.avatar{width:36px;height:36px;border-radius:50%;font-weight:700;font-size:.95rem;display:flex;align-items:center;justify-content:center;color:#fff;user-select:none}.user-info{text-align:left}.user-info .email{font-size:.9rem;font-weight:600;color:#fff}.caret{font-size:.75rem;color:#fff}.user-dropdown{position:absolute;right:0;top:calc(100% + 8px);background:#fff;min-width:190px;border-radius:10px;box-shadow:0 10px 25px rgba(0,0,0,.15);opacity:0;transform:translateY(-5px);pointer-events:none;transition:.2s ease;z-index:999}.user-menu.open .user-dropdown{opacity:1;transform:translateY(0);pointer-events:auto}.user-dropdown button{width:100%;padding:10px 14px;border:none;background:0 0;text-align:left;display:flex;align-items:center;gap:10px;cursor:pointer;font-size:.9rem}.user-dropdown button:hover{background:#f5f6fa}.user-dropdown .danger{color:#e74c3c}.user-dropdown .divider{height:1px;background:#eee;margin:4px 0}#loading-overlay{position:fixed;inset:0;background:rgba(255,255,255,.8);display:flex;align-items:center;justify-content:center;z-index:2000;opacity:0;pointer-events:none;transition:opacity .3s}#loading-overlay.active{opacity:1;pointer-events:auto}.spinner{width:40px;height:40px;border:5px solid #eee;border-top:5px solid #3498db;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (min-width:768px){.sidebar{display:flex}.bottom-nav{display:none}}@media (max-width:640px){.app-header{height:50px;padding:0 .5rem}.app-header h1{font-size:1rem}.user-info{display:none}.user-trigger::after{content:attr(data-role);font-size:10px;font-weight:700;color:#cbd5e1;margin-left:4px}#app-frame{height:calc(100vh - 50px)}}.main-area{flex:1;background:#f5f6fa;padding:14px}#app-content{position:relative;width:100%;height:100%;overflow:hidden}.app-iframe{position:absolute;inset:0;width:100%;height:100%;border:none;background:#f2f4f8}.swal-password-field{position:relative}.swal-password-field input{padding-right:40px!important}.swal-password-field .toggle{position:absolute;right:14px;top:50%;transform:translateY(-50%);cursor:pointer;color:#888}.swal-password-field .toggle:hover{color:#1d8cf8}.pwd-field{position:relative;width:100%;margin:.75em auto}.pwd-field input{width:100%;height:44px;padding:0 44px 0 12px;font-size:1em;border-radius:6px;border:1px solid #d9d9d9;box-sizing:border-box}.pwd-field input:focus{outline:0;border-color:#1d8cf8}.pwd-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);height:32px;width:32px;border:none;background:0 0;cursor:pointer;color:#888}.pwd-toggle i{font-size:16px}.pwd-toggle:hover{color:#1d8cf8}@media (max-width:480px){.swal2-popup{width:calc(100% - 24px)!important}}.pos-mode .sidebar{display:none}.pos-mode #app-content{margin-left:0!important;width:100%!important}.btn-base{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:10px;border:none;font-size:14px;font-weight:500;color:#fff;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.15);transition:all .2s ease}.btn-base:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,.2)}.btn-base:active{transform:scale(.96);box-shadow:0 2px 6px rgba(0,0,0,.2)}.btn-base:focus{outline:0}.btn-pos-home{margin-right:10px;background:linear-gradient(135deg,#4facfe,#00f2fe)}.btn-pos-home:focus{box-shadow:0 0 0 2px rgba(0,242,254,.5)}.btn-pos-order{margin-right:10px;background:linear-gradient(135deg,#34d399,#10b981)}.btn-pos-order:focus{box-shadow:0 0 0 2px rgba(16,185,129,.5)}.btn-pos-report{background:linear-gradient(135deg,#a78bfa,#f472b6,#fb7185);margin-right:10px}.btn-pos-report:focus{box-shadow:0 0 0 2px rgba(244,114,182,.5)}.pos-mode #btn-pos-home{display:inline-block}.pos-mode .header-actions{display:inline-block}.init-hidden{display:none!important}.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:10px;border:none;background:linear-gradient(135deg,#34d399,#10b981);color:#fff;font-size:14px;font-weight:500;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.15);transition:all .2s ease}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,.2)}.btn-primary:active{transform:scale(.96)}.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:10px;background:#fff;color:#374151;font-size:14px;font-weight:500;border:1px solid #e5e7eb;cursor:pointer;transition:all .2s ease}.btn-secondary:hover{background:#f9fafb;border-color:#d1d5db}.btn-danger{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:10px;border:none;background:linear-gradient(135deg,#f87171,#ef4444);color:#fff;font-size:14px;font-weight:500;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.15);transition:all .2s ease}.btn-danger:hover{transform:translateY(-1px)}.app-iframe{width:100%;height:100%;border:none;transition:opacity .2s ease}#app-content.loading::before{content:"Đang tải...";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.hidden{display:none!important}.btn-pos-sync{background:#f8f9fa;color:#6c757d;border:1px solid #dee2e6;transition:.2s}.btn-sync-warning{background:#dc3545;color:#fff;border-color:#dc3545;animation:syncPulse 1.8s infinite}@keyframes syncPulse{0%{transform:scale(1);box-shadow:0 0 0 0 rgba(220,53,69,.55)}50%{transform:scale(1.03)}70%{box-shadow:0 0 0 12px rgba(220,53,69,0)}100%{transform:scale(1);box-shadow:0 0 0 0 rgba(220,53,69,0)}}.btn-sync-warning i{animation:syncRotate 2s infinite}@keyframes syncRotate{0%{transform:rotate(0)}15%{transform:rotate(-20deg)}30%{transform:rotate(20deg)}45%{transform:rotate(0)}100%{transform:rotate(0)}}.server-config-popup{border-radius:16px}.server-config-form{text-align:left;padding-top:10px}.server-config-group{margin-bottom:18px}.server-config-group label{display:block;margin-bottom:6px;font-weight:600;color:#334155;font-size:14px}.server-config-group .swal2-input{width:100%!important;margin:0!important;height:42px;border-radius:10px;border:1px solid #dbe3ea;font-size:14px;box-sizing:border-box}.server-config-group .swal2-input:focus{border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,.15)}.server-config-popup .swal2-actions{margin-top:20px}.server-config-popup .swal2-confirm{min-width:120px}.server-config-popup .swal2-cancel{min-width:120px}.server-config-note{background:#f8fafc;border:1px solid #e2e8f0;padding:10px 12px;border-radius:10px;margin-bottom:14px;font-size:13px;color:#475569;word-break:break-all}