*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--blue: #007AFF;--blue-hover: #0056CC;--blue-light: rgba(0, 122, 255, .08);--green: #34C759;--green-light: rgba(52, 199, 89, .1);--red: #FF3B30;--red-light: rgba(255, 59, 48, .08);--orange: #FF9500;--orange-light: rgba(255, 149, 0, .1);--purple: #AF52DE;--bg: #F5F5F7;--bg-card: #FFFFFF;--bg-sidebar: rgba(255, 255, 255, .72);--bg-input: #F2F2F7;--bg-hover: rgba(0, 0, 0, .04);--text: #1D1D1F;--text-secondary: #86868B;--text-tertiary: #AEAEB2;--border: rgba(0, 0, 0, .08);--border-strong: rgba(0, 0, 0, .12);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .1);--sidebar-width: 260px;--header-height: 56px;--radius: 12px;--radius-sm: 8px;--radius-lg: 16px}@media(prefers-color-scheme:dark){:root{--bg: #000000;--bg-card: #1C1C1E;--bg-sidebar: rgba(28, 28, 30, .72);--bg-input: #2C2C2E;--bg-hover: rgba(255, 255, 255, .06);--text: #F5F5F7;--text-secondary: #98989D;--text-tertiary: #636366;--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .12);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--blue-light: rgba(0, 122, 255, .15);--green-light: rgba(52, 199, 89, .15);--red-light: rgba(255, 59, 48, .15);--orange-light: rgba(255, 149, 0, .15)}}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:15px;line-height:1.47}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.app-shell{display:flex;min-height:100vh}.app-sidebar{width:var(--sidebar-width);position:fixed;top:0;left:0;bottom:0;background:var(--bg-sidebar);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:100;overflow-y:auto;overscroll-behavior:contain}.app-sidebar-header{padding:20px 20px 16px;border-bottom:1px solid var(--border)}.app-sidebar-brand{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-.2px}.app-sidebar-brand span{color:var(--blue)}.app-sidebar-nav{padding:12px;display:flex;flex-direction:column;gap:2px}.sidebar-nav-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-sm);font-size:14px;color:var(--text);cursor:pointer;transition:background .15s;text-decoration:none;border:none;background:none;width:100%;text-align:left}.sidebar-nav-item:hover{background:var(--bg-hover);text-decoration:none}.sidebar-nav-item.active{background:var(--blue-light);color:var(--blue);font-weight:500}.sidebar-nav-item .nav-icon{width:20px;text-align:center;font-size:16px;opacity:.7}.sidebar-nav-item.active .nav-icon{opacity:1}.sidebar-section-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-tertiary);padding:16px 12px 6px}.sidebar-company-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 12px;border-radius:var(--radius-sm);font-size:13px;color:var(--text);cursor:pointer;transition:background .15s}.sidebar-company-item:hover{background:var(--bg-hover)}.sidebar-company-item.active{background:var(--blue-light);color:var(--blue);font-weight:500}.sidebar-company-count{font-size:11px;color:var(--text-tertiary);font-variant-numeric:tabular-nums}.sidebar-company-item.active .sidebar-company-count{color:var(--blue);opacity:.7}.app-sidebar-footer{margin-top:auto;padding:16px 20px;border-top:1px solid var(--border)}.sidebar-user{display:flex;align-items:center;gap:10px}.sidebar-user-avatar{width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;flex-shrink:0}.sidebar-user-name{font-size:13px;font-weight:500}.sidebar-user-role{font-size:11px;color:var(--text-secondary)}.app-main{margin-left:var(--sidebar-width);flex:1;min-height:100vh}.app-header{height:var(--header-height);display:flex;align-items:center;padding:0 32px;border-bottom:1px solid var(--border);background:var(--bg-sidebar);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);position:sticky;top:0;z-index:50}.app-header h1{font-size:17px;font-weight:600;letter-spacing:-.2px}.app-content{padding:24px 32px;max-width:960px}.app-content-wide{padding:24px 32px}.public-page{min-height:100vh}.public-nav{display:flex;align-items:center;padding:16px 32px;max-width:1100px;margin:0 auto}.public-nav-brand{font-size:18px;font-weight:700;color:var(--text);margin-right:auto}.public-nav-brand span{color:var(--blue)}.public-nav a{margin-left:28px;color:var(--text-secondary);font-size:14px;font-weight:500}.public-nav a:hover{color:var(--text);text-decoration:none}.hero{text-align:center;padding:100px 20px 60px;max-width:680px;margin:0 auto}.hero h1{font-size:52px;font-weight:700;letter-spacing:-1.5px;line-height:1.1;margin-bottom:16px}.hero .gradient-text{background:linear-gradient(135deg,var(--blue),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero p{font-size:19px;color:var(--text-secondary);margin-bottom:36px;line-height:1.5}.hero-buttons{display:flex;gap:12px;justify-content:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border:none;border-radius:980px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;white-space:nowrap}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover:not(:disabled){background:var(--blue-hover);transform:scale(1.02)}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover:not(:disabled){background:#e0342b}.btn-outline{background:transparent;border:1px solid var(--border-strong);color:var(--text)}.btn-outline:hover{background:var(--bg-hover);border-color:var(--blue);color:var(--blue)}.btn-ghost{background:none;border:none;color:var(--text-secondary);padding:6px 12px}.btn-ghost:hover{color:var(--text);background:var(--bg-hover)}.btn-small{padding:6px 14px;font-size:13px}.btn-large{padding:14px 28px;font-size:16px}.card{background:var(--bg-card);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:box-shadow .2s}.card:hover{box-shadow:var(--shadow-md)}.card-flat{background:var(--bg-card);border-radius:var(--radius);padding:16px;border:1px solid var(--border)}.stat-row{display:flex;gap:12px;margin-bottom:24px}.stat-card{flex:1;background:var(--bg-card);border-radius:var(--radius);padding:16px 20px;border:1px solid var(--border)}.stat-value{font-size:28px;font-weight:700;letter-spacing:-.5px;font-variant-numeric:tabular-nums}.stat-label{font-size:12px;color:var(--text-secondary);margin-top:2px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}input,select,textarea{width:100%;padding:10px 14px;background:var(--bg-input);color:var(--text);border:1px solid transparent;border-radius:var(--radius-sm);font-size:15px;transition:border-color .2s,box-shadow .2s;outline:none;font-family:inherit}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #007aff26}input::placeholder{color:var(--text-tertiary)}.search-input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:9px 14px 9px 36px;font-size:14px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2386868b' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398l3.85 3.85a1 1 0 0 0 1.414-1.414l-3.85-3.85zm-5.242.156a5 5 0 1 1 0-10 5 5 0 0 1 0 10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:12px center}.device-row{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:var(--radius);transition:background .15s;cursor:default}.device-row:hover{background:var(--bg-hover)}.device-row.clickable{cursor:pointer}.device-status{width:10px;height:10px;border-radius:50%;flex-shrink:0}.device-status.online{background:var(--green);box-shadow:0 0 6px #34c75966}.device-status.offline{background:var(--text-tertiary)}.device-name{font-size:14px;font-weight:500}.device-id{font-family:SF Mono,Menlo,Monaco,monospace;font-size:11px;color:var(--blue);background:var(--blue-light);padding:2px 8px;border-radius:4px;letter-spacing:.3px}.device-meta{font-size:12px;color:var(--text-secondary);display:flex;gap:8px;align-items:center;margin-top:2px}.badge{font-size:11px;padding:3px 10px;border-radius:980px;font-weight:500}.badge-blue{background:var(--blue-light);color:var(--blue)}.badge-green{background:var(--green-light);color:var(--green)}.badge-orange{background:var(--orange-light);color:var(--orange)}.badge-red{background:var(--red-light);color:var(--red)}table{width:100%;border-collapse:collapse;font-size:14px}th{text-align:left;padding:10px 16px;color:var(--text-secondary);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.3px;border-bottom:1px solid var(--border)}td{padding:12px 16px;border-bottom:1px solid var(--border)}tr:hover td{background:var(--bg-hover)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0006;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fade-in .2s}.modal-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:28px;width:380px;max-width:90vw;box-shadow:var(--shadow-lg);border:1px solid var(--border);animation:modal-in .25s ease}.modal-card h3{font-size:17px;font-weight:600;margin-bottom:16px}.toast-container{position:fixed;top:16px;right:16px;z-index:10000;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:center;gap:10px;padding:12px 18px;border-radius:var(--radius);font-size:14px;min-width:280px;max-width:420px;background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--shadow-lg);animation:toast-in .3s ease,toast-out .3s ease 3.7s forwards}.toast-success{border-left:3px solid var(--green)}.toast-error{border-left:3px solid var(--red)}.toast-info{border-left:3px solid var(--blue)}.toast-warning{border-left:3px solid var(--orange)}.toast-close{margin-left:auto;background:none;border:none;color:var(--text-tertiary);cursor:pointer;font-size:18px;line-height:1;padding:0 4px}.toast-close:hover{color:var(--text)}.error-text{color:var(--red);font-size:13px;margin-top:8px}.divider{height:1px;background:var(--border);margin:16px 0}.grid{display:grid;gap:12px}.grid-2{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.grid-3{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.feature-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:28px;border:1px solid var(--border);transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.feature-icon{width:44px;height:44px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes modal-in{0%{opacity:0;transform:scale(.95) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes toast-in{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes toast-out{0%{opacity:1}to{opacity:0;transform:translateY(-8px)}}@media(max-width:768px){.app-sidebar{display:none}.app-main{margin-left:0}.app-content,.app-content-wide{padding:16px}.app-header{padding:0 16px}.hero h1{font-size:32px;letter-spacing:-.8px}.hero p{font-size:16px}.hero{padding:60px 16px 40px}.hero-buttons{flex-direction:column;align-items:center}.stat-row{flex-direction:column}.public-nav{padding:12px 16px}.public-nav a{margin-left:16px;font-size:13px}.grid-2,.grid-3{grid-template-columns:1fr}.modal-card{width:100%;margin:16px}.toast-container{top:8px;right:8px;left:8px}.toast{min-width:0;max-width:none}}