:root{--sidebar-w: 220px;--sidebar-bg: #1e293b;--sidebar-text: #94a3b8;--sidebar-hover-bg: #273449;--sidebar-active-bg: #334155;--sidebar-active-text: #f1f5f9;--sidebar-border: #2d3f55;--bg: #f1f5f9;--card-bg: #ffffff;--border: #e2e8f0;--shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .05);--text-1: #1e293b;--text-2: #475569;--text-3: #94a3b8;--accent: #3b82f6;--accent-hover: #2563eb;--green: #22c55e;--yellow: #eab308;--red: #ef4444;--blue: #3b82f6;--radius: 8px;--radius-sm: 4px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text-1);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit;font-size:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--sidebar-bg);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;overflow-y:auto}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:20px 16px 16px;border-bottom:1px solid var(--sidebar-border);color:#f1f5f9;font-size:15px;font-weight:600;letter-spacing:.02em}.sidebar-brand svg{flex-shrink:0}.nav-list{list-style:none;padding:12px 8px;flex:1}.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);color:var(--sidebar-text);font-size:14px;transition:background .15s,color .15s}.nav-link:hover{background:var(--sidebar-hover-bg);color:#cbd5e1}.nav-link.active{background:var(--sidebar-active-bg);color:var(--sidebar-active-text);font-weight:500}.nav-link svg{flex-shrink:0;opacity:.8}.nav-badge{margin-left:auto;background:var(--red);color:#fff;font-size:11px;font-weight:600;padding:1px 6px;border-radius:999px;min-width:18px;text-align:center}.sidebar-footer{padding:12px 8px;border-top:1px solid var(--sidebar-border)}.logout-btn{width:100%;display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--sidebar-text);font-size:14px;text-align:left;transition:background .15s,color .15s}.logout-btn:hover{background:var(--sidebar-hover-bg);color:#cbd5e1}.main-content{margin-left:var(--sidebar-w);flex:1;padding:28px 32px;min-height:100vh}.page-header{margin-bottom:24px}.page-title{font-size:20px;font-weight:600;color:var(--text-1)}.page-subtitle{font-size:13px;color:var(--text-3);margin-top:2px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.sensor-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.sensor-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;cursor:pointer;transition:box-shadow .15s,transform .1s;position:relative}.sensor-card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px)}.sensor-card-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:14px}.sensor-name{font-size:14px;font-weight:600;color:var(--text-1);word-break:break-all}.sensor-mac{font-size:11px;color:var(--text-3);font-family:monospace;margin-top:2px}.sensor-name-row{display:flex;align-items:center;gap:4px}.sensor-rename-btn{background:none;border:none;color:var(--text-3);font-size:13px;padding:1px 4px;border-radius:var(--radius-sm);line-height:1;flex-shrink:0;opacity:0;transition:opacity .15s,color .15s}.sensor-card:hover .sensor-rename-btn{opacity:1}.sensor-rename-btn:hover{color:var(--text-1)}.sensor-delete-btn{background:none;border:none;color:var(--text-3);font-size:13px;padding:1px 4px;border-radius:var(--radius-sm);line-height:1;flex-shrink:0;opacity:0;transition:opacity .15s,color .15s}.sensor-card:hover .sensor-delete-btn{opacity:1}.sensor-delete-btn:hover{color:#e55}.sensor-delete-btn:disabled{opacity:.4;cursor:default}.sensor-rename-form{display:flex;align-items:center;gap:4px}.sensor-rename-input{flex:1;min-width:0;padding:3px 6px;border:1px solid var(--accent);border-radius:var(--radius-sm);font-size:13px;font-weight:600;color:var(--text-1);background:#fff;outline:none;box-shadow:0 0 0 2px #3b82f626}.status-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;margin-top:3px}.status-dot.online{background:var(--green);box-shadow:0 0 0 2px #22c55e33}.status-dot.stale{background:var(--yellow);box-shadow:0 0 0 2px #eab30833}.status-dot.offline{background:var(--red);box-shadow:0 0 0 2px #ef444433}.status-dot.unknown{background:#cbd5e1}.sensor-readings{display:flex;gap:12px;margin-bottom:12px}.reading-item{flex:1;min-width:0}.reading-label{font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px}.reading-value{font-size:26px;font-weight:700;line-height:1}.reading-value.temp{color:var(--red)}.reading-value.hum{color:var(--blue)}.reading-value.na{color:var(--text-3);font-size:18px}.reading-unit{font-size:13px;font-weight:400;margin-left:2px;opacity:.8}.sensor-meta{font-size:12px;color:var(--text-3);display:flex;gap:10px;flex-wrap:wrap}.sensor-meta-item{display:flex;align-items:center;gap:4px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:16px}.login-box{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:36px 40px;width:100%;max-width:380px}.login-logo{text-align:center;margin-bottom:24px}.login-logo h1{font-size:22px;font-weight:700;color:var(--text-1);margin-top:8px}.login-logo p{font-size:13px;color:var(--text-3);margin-top:4px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;color:var(--text-2);margin-bottom:6px}.form-group input,.form-group select{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;color:var(--text-1);background:#fff;transition:border-color .15s,box-shadow .15s;outline:none}.form-group input:focus,.form-group select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #3b82f61f}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);border:1px solid transparent;font-size:13px;font-weight:500;transition:background .15s,border-color .15s,opacity .15s;cursor:pointer}.btn:disabled{opacity:.55;cursor:default}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-full{width:100%}.btn-sm{padding:5px 10px;font-size:12px}.btn-success{background:var(--green);color:#fff}.btn-success:hover:not(:disabled){background:#16a34a}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text-2)}.btn-ghost:hover:not(:disabled){background:var(--bg)}.btn-ghost.active{background:var(--accent);border-color:var(--accent);color:#fff}.alert{padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px}.alert-error{background:#fef2f2;border:1px solid #fecaca;color:#dc2626}.state-loading,.state-empty,.state-error{padding:48px 24px;text-align:center;color:var(--text-3);font-size:14px}.state-empty h3,.state-error h3{font-size:16px;color:var(--text-2);margin-bottom:6px}.history-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}.history-controls .form-group{margin-bottom:0;min-width:200px;flex:1}.range-btns{display:flex;gap:6px}.chart-wrap{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;position:relative}.pairing-tabs{display:flex;gap:8px;margin-bottom:20px}.pairing-list{display:flex;flex-direction:column;gap:12px}.pairing-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}.pairing-card-info{flex:1;min-width:0}.pairing-mac{font-size:15px;font-weight:600;font-family:monospace;color:var(--text-1)}.pairing-hub{font-size:12px;color:var(--text-3);margin-top:2px}.pairing-time{font-size:12px;color:var(--text-3)}.pairing-actions{display:flex;gap:8px}.pairing-status-badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.badge-pending{background:#fef9c3;color:#854d0e}.badge-approved{background:#dcfce7;color:#166534}.badge-rejected{background:#fee2e2;color:#991b1b}.devices-list{display:flex;flex-direction:column;gap:12px}.device-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}.device-card-info{flex:1;min-width:0}.device-name{font-size:15px;font-weight:600;color:var(--text-1)}.device-mac{font-size:12px;color:var(--text-3);font-family:monospace;margin-top:2px}.device-meta{font-size:12px;color:var(--text-3);margin-top:4px}.device-status{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:500}.device-status.online{color:var(--green)}.device-status.offline{color:var(--text-3)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}thead th{text-align:left;padding:8px 12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-3);border-bottom:1px solid var(--border)}tbody td{padding:10px 12px;border-bottom:1px solid var(--border);color:var(--text-1)}tbody tr:last-child td{border-bottom:none}tbody tr:hover td{background:#f8fafc}.mobile-header{display:none}.mobile-brand{display:flex;align-items:center;gap:8px;color:#f1f5f9;font-size:15px;font-weight:600}.mobile-logout-btn{background:transparent;border:none;color:var(--sidebar-text);display:flex;align-items:center;padding:8px;border-radius:var(--radius-sm);transition:color .15s}.mobile-logout-btn:hover{color:#f1f5f9}.bottom-nav{display:none}.bottom-nav-link{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--sidebar-text);font-size:10px;padding:8px 4px 10px;text-decoration:none;transition:color .15s}.bottom-nav-link.active{color:var(--accent)}.bottom-nav-icon{position:relative;display:flex}.bottom-badge{position:absolute;top:-4px;right:-7px;background:var(--red);color:#fff;font-size:9px;font-weight:700;padding:1px 4px;border-radius:999px;min-width:14px;text-align:center;line-height:1.4}@media(max-width:768px){.sidebar{display:none}.mobile-header{display:flex;align-items:center;justify-content:space-between;position:fixed;top:0;left:0;right:0;height:54px;background:var(--sidebar-bg);padding:0 16px;z-index:200;border-bottom:1px solid var(--sidebar-border)}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:62px;background:var(--sidebar-bg);border-top:1px solid var(--sidebar-border);z-index:200}.main-content{margin-left:0;padding:70px 16px 78px}.sensor-grid{grid-template-columns:1fr 1fr;gap:12px}.reading-value{font-size:22px}.history-controls{flex-direction:column;align-items:stretch}.history-controls .form-group{min-width:0}}@media(max-width:400px){.sensor-grid{grid-template-columns:1fr}}.prov-card{margin-bottom:12px;transition:opacity .2s}.prov-step-locked{opacity:.4;pointer-events:none}.prov-step-done{border-left:3px solid var(--green)}.prov-step-active{border-left:3px solid var(--accent)}.prov-step-hdr{display:flex;align-items:center;gap:10px;margin-bottom:14px}.prov-step-hdr h3{font-size:15px;font-weight:600;color:var(--text-1)}.prov-step-num{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:#e2e8f0;color:var(--text-3);font-size:13px;font-weight:700;flex-shrink:0;transition:background .2s,color .2s}.prov-step-num.active{background:var(--accent);color:#fff}.prov-step-num.done{background:var(--green);color:#fff}.prov-connected-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.prov-device-name{font-size:14px;font-weight:600;color:var(--text-1)}.prov-registered-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.prov-mac{font-family:monospace;font-size:13px;color:var(--text-1)}.prov-nickname{font-size:13px;color:var(--text-2)}.prov-badge-ok{display:inline-block;padding:2px 8px;border-radius:999px;background:#dcfce7;color:#166534;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.form-hint{font-size:12px;color:var(--text-3);margin-top:4px}.prov-scan-hdr{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.prov-scan-label{font-size:13px;font-weight:500;color:var(--text-2)}.prov-scan-placeholder{padding:20px;text-align:center;color:var(--text-3);font-size:13px}.prov-scan-spinner{display:inline-block;width:22px;height:22px;border:3px solid #e2e8f0;border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:8px}@keyframes spin{to{transform:rotate(360deg)}}.prov-network-list{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:4px}.prov-network-item{display:flex;align-items:center;gap:10px;padding:10px 14px;cursor:pointer;border-bottom:1px solid var(--border);transition:background .1s;-webkit-user-select:none;user-select:none}.prov-network-item:last-child{border-bottom:none}.prov-network-item:hover{background:#f8fafc}.prov-network-item.selected{background:#eff6ff}.prov-radio{width:18px;height:18px;border-radius:50%;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:border-color .15s}.prov-network-item.selected .prov-radio{border-color:var(--accent)}.prov-radio-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);opacity:0;transition:opacity .15s}.prov-network-item.selected .prov-radio-dot{opacity:1}.prov-ssid{flex:1;font-size:14px;font-weight:500;color:var(--text-1)}.prov-bars{display:flex;align-items:flex-end;gap:2px;flex-shrink:0}.prov-bar{width:4px;border-radius:2px 2px 0 0;background:#e2e8f0}.prov-bar.h1{height:5px}.prov-bar.h2{height:8px}.prov-bar.h3{height:12px}.prov-bar.h4{height:16px}.prov-bar.active{background:var(--accent)}.prov-lock{font-size:13px;flex-shrink:0}.prov-pass-wrap{position:relative}.prov-pass-wrap input{padding-right:42px}.prov-pass-toggle{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:15px;color:var(--text-3);padding:0;line-height:1}.prov-mqtt-box{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px}.prov-mqtt-row{display:flex;align-items:baseline;gap:10px;padding:3px 0}.prov-mqtt-label{width:48px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-3);flex-shrink:0}.prov-mqtt-val{font-size:13px;color:var(--text-1);word-break:break-all}.prov-status-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600}.prov-status-pill.sending,.prov-status-pill.waiting{background:#fef9c3;color:#854d0e}.prov-status-pill.failed{background:#fee2e2;color:#991b1b}.prov-dot{width:8px;height:8px;border-radius:50%;background:currentColor}.prov-dot.pulse{animation:prov-pulse 1s infinite}@keyframes prov-pulse{0%,to{opacity:1}50%{opacity:.3}}.prov-log{background:#1e293b;color:#e2e8f0;border-radius:var(--radius);padding:14px;font-family:SF Mono,Menlo,Consolas,monospace;font-size:12px;line-height:1.6;max-height:180px;overflow-y:auto;margin-top:4px}.prov-log-ts{color:#64748b;margin-right:6px}.prov-log-line.ok{color:#4ade80}.prov-log-line.err{color:#f87171}.prov-log-line.inf{color:#93c5fd}.prov-success-card{text-align:center;padding:40px 24px}.prov-success-icon{font-size:48px;color:var(--green);margin-bottom:12px}.prov-success-card h3{font-size:20px;font-weight:700;color:var(--text-1);margin-bottom:8px}.prov-success-card p{color:var(--text-2);font-size:14px}.prov-compat-warning{background:#fffbeb;border:1px solid #fcd34d;border-radius:var(--radius-sm);padding:14px 16px}.prov-compat-warning strong{display:block;margin-bottom:4px;color:var(--text-1)}.account-details{display:flex;flex-direction:column;gap:10px}.account-row{display:flex;align-items:baseline;gap:12px;padding:4px 0}.account-label{width:80px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--text-3);flex-shrink:0}.account-value{font-size:14px;color:var(--text-1)}.alert-ok{background:#dcfce7;border:1px solid #bbf7d0;color:#166534}.perm-pills{display:flex;gap:4px;flex-wrap:wrap;margin-top:4px}.perm-pill{display:inline-block;padding:2px 7px;border-radius:999px;font-size:10px;font-weight:600;letter-spacing:.02em;border:none;cursor:default;transition:background .15s,color .15s}button.perm-pill{cursor:pointer}button.perm-pill:hover{opacity:.85}.perm-pill.granted{background:#dcfce7;color:#166534}.perm-pill.denied{background:#f1f5f9;color:#94a3b8}.role-badge{margin-left:8px;font-size:11px;padding:2px 6px;border-radius:4px;text-transform:capitalize}.role-badge.owner{background:#dbeafe;color:#1e40af}.role-badge.member{background:#f1f5f9;color:#64748b}.perm-level-group{display:inline-flex;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.perm-level-btn{padding:4px 12px;font-size:12px;font-weight:500;border:none;background:#fff;color:var(--text-2);cursor:pointer;transition:background .15s,color .15s;border-right:1px solid var(--border)}.perm-level-btn:last-child{border-right:none}.perm-level-btn:hover:not(:disabled){background:var(--bg)}.perm-level-btn.active{background:var(--accent);color:#fff}.perm-level-btn:disabled{opacity:.55;cursor:default}.perm-level-badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;text-transform:capitalize;letter-spacing:.02em}.perm-level-badge.viewer{background:#f1f5f9;color:#64748b}.perm-level-badge.editor{background:#dbeafe;color:#1e40af}.perm-level-badge.admin{background:#dcfce7;color:#166534}.member-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--border, #e2e8f0);gap:12px}.member-info{flex:1;min-width:0}.membership-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px}.membership-row:last-child{border-bottom:none}.audit-action-badge{display:inline-block;padding:2px 8px 2px 10px;font-size:12px;font-weight:500;color:var(--text-1);white-space:nowrap}