:root {
  --bg:         #f1f5f9;
  --sidebar:    #1e293b;
  --s-text:     #94a3b8;
  --s-active:   #38bdf8;
  --s-act-bg:   rgba(56,189,248,.1);
  --accent:     #0ea5e9;
  --accent-h:   #0284c7;
  --card:       #ffffff;
  --border:     #e2e8f0;
  --text:       #0f172a;
  --muted:      #64748b;
  --success-bg: #dcfce7; --success-fg: #166534;
  --error-bg:   #fee2e2; --error-fg:   #991b1b;
  --warn-bg:    #fef9c3; --warn-fg:    #854d0e;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
     background:var(--bg);color:var(--text);display:flex;min-height:100vh}

/* ── Sidebar ── */
.sidebar{width:220px;background:var(--sidebar);display:flex;flex-direction:column;
         flex-shrink:0;position:sticky;top:0;height:100vh}
.brand{padding: 5px 16px 20px 16px; border-bottom:1px solid #334155}

.brand-logo {background-image: url("/assets/logo_fleex.png"); background-repeat: no-repeat;
				background-position: center center; background-size: contain; box-sizing: border-box; height: 42px; }

.brand-title{color:#f8fafc;font-size:1.05rem;font-weight:700;text-align: center;}
.brand-sub{color:var(--s-text);font-size:.72rem;margin-top:3px;text-align: center;}
.nav{flex:1;padding:10px 0}
.nav-item{display:flex;align-items:center;gap:9px;padding:9px 16px;color:var(--s-text);
           text-decoration:none;border-left:3px solid transparent;font-size:.85rem;
           transition:all .12s}
.nav-item:hover{background:#334155;color:#e2e8f0}
.nav-item.active{color:var(--s-active);border-left-color:var(--s-active);background:var(--s-act-bg)}
.nav-icon{width:18px;text-align:center}
.sidebar-footer{padding:14px 16px;border-top:1px solid #334155}
.logout-btn{display:block;width:100%;padding:7px 12px;background:transparent;
            border:1px solid #334155;border-radius:6px;color:var(--s-text);
            font-size:.78rem;cursor:pointer;text-align:center;text-decoration:none;
            transition:all .12s}
.logout-btn:hover{background:#334155;color:#e2e8f0}

/* ── Main ── */
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--card);border-bottom:1px solid var(--border);
        padding:12px 24px;flex-shrink:0}
.topbar-title{font-size:.95rem;font-weight:600}
.content{flex:1;padding:24px;max-width:1200px;width:100%}

/* ── Login ── */
.login-body{display:flex;align-items:center;justify-content:center;
            min-height:100vh;background:var(--sidebar)}
.login-card{background:var(--card);border-radius:12px;padding:40px;
            width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-brand{text-align:center;margin-bottom:28px}
.login-brand h1{font-size:1.4rem;margin:8px 0 4px;color:var(--text)}
.login-brand p{color:var(--muted);font-size:.85rem}

/* ── Cards ── */
.card{background:var(--card);border:1px solid var(--border);border-radius:8px;
      padding:20px;margin-bottom:16px}
.card-title{font-size:.72rem;font-weight:700;color:var(--muted);text-transform:uppercase;
            letter-spacing:.05em;margin-bottom:14px}

/* ── Alerts ── */
.alert{padding:10px 14px;border-radius:6px;font-size:.85rem;margin-bottom:16px;
       border:1px solid transparent}
.alert-success,.alert-ok{background:var(--success-bg);color:var(--success-fg);
                          border-color:#86efac}
.alert-error{background:var(--error-bg);color:var(--error-fg);border-color:#fca5a5}
.alert-warning{background:var(--warn-bg);color:var(--warn-fg);border-color:#fde68a}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:5px;padding:7px 14px;border-radius:6px;
     font-size:.8rem;font-weight:500;border:none;cursor:pointer;text-decoration:none;
     transition:background .12s;white-space:nowrap;color:inherit}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover:not(:disabled){background:var(--accent-h)}
.btn-secondary{background:var(--border);color:var(--text)}
.btn-secondary:hover:not(:disabled){background:#cbd5e1}
.btn-danger{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}
.btn-danger:hover:not(:disabled){background:#fee2e2}
.btn-sm{padding:4px 10px;font-size:.73rem}
.btn-full{width:100%;justify-content:center}

/* ── Forms ── */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:.78rem;font-weight:500;margin-bottom:4px}
.form-hint{font-size:.7rem;color:var(--muted);font-weight:400;margin-left:3px}
.form-control{width:100%;padding:8px 11px;border:1px solid var(--border);border-radius:6px;
              font-size:.85rem;background:var(--card);color:var(--text);outline:none;
              transition:border-color .12s;font-family:inherit}
.form-control:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(14,165,233,.1)}
select.form-control{cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 10px center;padding-right:28px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.json-editor{font-family:'Consolas','Monaco','Courier New',monospace;min-height:420px;resize:vertical}
@media(max-width:640px){.form-row{grid-template-columns:1fr}}

/* ── Mode tabs ── */
.mode-tabs{display:flex;gap:3px;background:var(--bg);padding:3px;border-radius:7px}
.mode-tab{padding:5px 14px;border-radius:5px;font-size:.78rem;font-weight:500;
          cursor:pointer;border:none;background:transparent;color:var(--muted)}
.mode-tab.active{background:var(--card);color:var(--text);box-shadow:0 1px 3px rgba(0,0,0,.1)}

/* ── Badges ── */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;
       border-radius:20px;font-size:.72rem;font-weight:600}
.badge-connected{background:#dcfce7;color:#166534}
.badge-disconnected{background:#fee2e2;color:#991b1b}
.tag{display:inline-block;background:#f1f5f9;border:1px solid var(--border);
     border-radius:4px;padding:1px 7px;font-size:.72rem;margin:1px 2px;
     color:var(--text)}
.proto-badge{display:inline-block;padding:1px 7px;border-radius:4px;
             font-size:.65rem;font-weight:700;text-transform:uppercase;margin-left:4px}
.proto-escpos{background:#dbeafe;color:#1e40af}
.proto-zpl{background:#fce7f3;color:#9d174d}

/* ── Table ── */
.table-card{background:var(--card);border:1px solid var(--border);border-radius:8px;
            overflow:hidden;margin-bottom:16px}
.table{width:100%;border-collapse:collapse}
.table th{background:#f8fafc;padding:10px 14px;text-align:left;font-size:.72rem;
          font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;
          border-bottom:1px solid var(--border)}
.table td{padding:12px 14px;font-size:.85rem;border-bottom:1px solid var(--border);
          vertical-align:middle}
.table tr:last-child td{border-bottom:none}
.table tr:hover td{background:#f8fafc}

/* ── Printer row ── */
.printer-row{display:flex;align-items:center;justify-content:space-between;gap:12px;
             padding:10px 0;border-bottom:1px solid var(--border)}
.printer-row:last-child{border-bottom:none}

/* ── Printer forms ── */
.pf-section{border:1px solid var(--border);border-radius:8px;margin-bottom:10px;overflow:hidden}
.pf-header{display:flex;align-items:center;justify-content:space-between;
           padding:11px 16px;background:var(--bg);cursor:pointer;
           font-size:.875rem;font-weight:500;user-select:none}
.pf-header:hover{background:#e9eef4}
.pf-body{padding:16px;border-top:1px solid var(--border)}
.pf-body.collapsed{display:none}
.pf-chevron{font-size:.8rem;color:var(--muted)}

/* ── Info table ── */
.info-table{width:100%;font-size:.85rem;border-collapse:collapse}
.info-table th{text-align:left;color:var(--muted);font-weight:500;
               padding:5px 12px 5px 0;width:40%;font-size:.78rem}
.info-table td{padding:5px 0}

/* ── Event list ── */
.event-list{list-style:none;padding:0}
.event-list li{display:flex;align-items:center;gap:8px;padding:7px 0;
               border-bottom:1px solid var(--border);font-size:.82rem}
.event-list li:last-child{border-bottom:none}
.event-badge{display:inline-block;padding:1px 7px;border-radius:4px;
             font-size:.65rem;font-weight:700;text-transform:uppercase;white-space:nowrap}
.event-connected{background:#dcfce7;color:#166534}
.event-disconnected{background:#fee2e2;color:#991b1b}
.event-test_print{background:#dbeafe;color:#1e40af}
.event-settings_saved{background:#fef9c3;color:#854d0e}

/* ── Simple list ── */
.simple-list{list-style:none;padding:0}
.simple-list li{padding:6px 0;border-bottom:1px solid var(--border);font-size:.85rem;
                display:flex;align-items:center;gap:7px}
.simple-list li:last-child{border-bottom:none}

/* ── Layout helpers ── */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
@media(max-width:900px){.two-col{grid-template-columns:1fr}}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.flex-end{display:flex;align-items:center;justify-content:flex-end;gap:8px;margin-top:8px}
.flex-gap{display:flex;align-items:center;gap:8px}
.section-header{display:flex;align-items:center;justify-content:space-between;
                margin-bottom:16px;font-size:.85rem;color:var(--muted)}
.action-row{display:flex;gap:6px}
.hotel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.back-link{margin-bottom:16px;font-size:.85rem}
.back-link a{color:var(--accent);text-decoration:none}
.back-link a:hover{text-decoration:underline}
.mb-4{margin-bottom:16px}
.text-muted{color:var(--muted)}
.text-sm{font-size:.8rem}
.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}
.empty-state p{margin-top:10px}

/* ── Help / API reference ── */
.api-method-header{display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap}
.api-path{font-size:.9rem;font-weight:600;color:var(--text)}
.method-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:.7rem;
              font-weight:700;text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}
.method-get{background:#dcfce7;color:#166534}
.method-post{background:#dbeafe;color:#1e40af}
.api-section-title{font-size:.7rem;font-weight:700;color:var(--muted);text-transform:uppercase;
                   letter-spacing:.05em;margin:14px 0 6px}
.code-block{background:#0f172a;color:#e2e8f0;padding:14px 16px;border-radius:6px;
            font-family:'Consolas','Monaco','Courier New',monospace;font-size:.78rem;
            line-height:1.6;overflow-x:auto;white-space:pre;margin-bottom:4px}
.api-note{background:var(--warn-bg);color:var(--warn-fg);border:1px solid #fde68a;
          border-radius:6px;padding:10px 14px;font-size:.8rem;margin-top:10px}
.param-table{width:100%;border-collapse:collapse;font-size:.82rem}
.param-table th{text-align:left;padding:7px 12px;background:#f8fafc;font-size:.72rem;
                font-weight:700;color:var(--muted);text-transform:uppercase;
                border-bottom:1px solid var(--border)}
.param-table td{padding:8px 12px;border-bottom:1px solid var(--border);vertical-align:top}
.param-table tr:last-child td{border-bottom:none}
.param-table code{background:#f1f5f9;padding:1px 5px;border-radius:3px;
                  font-size:.78rem;color:#0f172a}
.dir-badge{display:inline-block;padding:1px 7px;border-radius:4px;font-size:.65rem;
           font-weight:700;white-space:nowrap}
.dir-up{background:#ede9fe;color:#4c1d95}
.dir-down{background:#fce7f3;color:#9d174d}