@font-face{font-family:Matter;src:url(../assets/fonts/Matter-Regular.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Matter;src:url(../assets/fonts/Matter-Medium.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:Matter;src:url(../assets/fonts/Matter-SemiBold.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}[data-theme=light]{--bg-primary: #f2f3f5;--bg-surface: #ffffff;--bg-elevated: #ffffff;--bg-nav: #ffffff;--bg-topbar: #ffffff;--bg-input: #ffffff;--bg-hover: #f0f4f8;--bg-selected: #e8f0f8;--text-primary: #5b5b5b;--text-secondary: #a0a0a0;--text-heading: #32373c;--text-on-accent: #ffffff;--accent: #006ba6;--accent-hover: #005a8c;--accent-light: #90d1f5;--accent-subtle: #e8f4fb;--danger: #d63031;--danger-bg: #fdf0f0;--warning: #e17a00;--warning-bg: #fef8f0;--success: #2e7d32;--success-bg: #f0f8f0;--info: #006ba6;--valve-open: #2e7d32;--valve-closed: #bdbdbd;--border: #e0e0e0;--border-strong: #a0a0a0;--border-subtle: #f0f0f0;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--alarm-critical: #d63031;--alarm-high: #e17a00;--alarm-medium: #f0b429;--alarm-low: #006ba6}[data-theme=dark]{--bg-primary: #1e2228;--bg-surface: #282d34;--bg-elevated: #323840;--bg-nav: #1a1e24;--bg-topbar: #1a1e24;--bg-input: #323840;--bg-hover: #2e343c;--bg-selected: #2a3a4a;--text-primary: #e4e6e9;--text-secondary: #8c919a;--text-heading: #f0f1f3;--text-on-accent: #ffffff;--accent: #3a9fd8;--accent-hover: #90d1f5;--accent-light: #90d1f5;--accent-subtle: #1e3044;--danger: #e54545;--danger-bg: #3a2020;--warning: #e8a832;--warning-bg: #3a3020;--success: #3ea853;--success-bg: #1e3020;--info: #3a9fd8;--valve-open: #3ea853;--valve-closed: #5a5f66;--border: #3a4048;--border-strong: #4a5058;--border-subtle: #2a3038;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--alarm-critical: #e54545;--alarm-high: #e8a832;--alarm-medium: #f0c040;--alarm-low: #3a9fd8}:root{--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--topbar-height: 52px;--sidebar-width-expanded: 240px;--sidebar-width-collapsed: 64px;--sidebar-transition: width .2s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{height:100%}body{height:100%;font-family:Matter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px;font-weight:400;line-height:1.5;color:var(--text-primary);background-color:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{height:100%}h1{font-size:24px;font-weight:600;color:var(--text-heading);line-height:1.3}h2{font-size:20px;font-weight:500;color:var(--text-heading);line-height:1.3}h3{font-size:16px;font-weight:500;color:var(--text-heading);line-height:1.4}p,.body-text{font-size:14px;font-weight:400;color:var(--text-primary)}.text-small,small{font-size:12px;font-weight:400;color:var(--text-secondary)}.text-table{font-size:13px;font-weight:400}.text-button,.text-nav{font-size:14px;font-weight:500}.text-mono{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:13px;font-weight:400}.text-secondary{color:var(--text-secondary)}.text-heading{color:var(--text-heading)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline;color:var(--accent-hover)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}:focus:not(:focus-visible){outline:none}button{font-family:inherit;cursor:pointer;border:none;background:none}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{font-family:inherit;font-size:14px;color:var(--text-primary);background-color:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:var(--space-2) var(--space-3);transition:border-color .15s ease}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.app-shell{display:flex;flex-direction:column;height:100vh;overflow:hidden}.topbar{position:fixed;top:0;left:0;right:0;height:var(--topbar-height);background-color:var(--bg-topbar);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);z-index:200;display:flex;align-items:center;padding:0 var(--space-4);gap:var(--space-3)}.topbar__hamburger{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);color:var(--text-secondary);flex-shrink:0;transition:background-color .15s ease,color .15s ease}.topbar__hamburger:hover{background-color:var(--bg-hover);color:var(--text-primary)}.topbar__brand{display:flex;align-items:flex-end;gap:var(--space-3);font-size:15px;font-weight:600;color:var(--accent);cursor:pointer;white-space:nowrap;text-decoration:none;flex-shrink:0}.topbar__brand:hover{color:var(--accent-hover);text-decoration:none}.topbar__spacer{flex:1}.topbar__actions{display:flex;align-items:center;gap:var(--space-2)}.topbar__alarm-btn{position:relative;display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);color:var(--text-secondary);transition:background-color .15s ease,color .15s ease}.topbar__alarm-btn:hover{background-color:var(--bg-hover);color:var(--text-primary)}.topbar__alarm-badge{position:absolute;top:4px;right:4px;min-width:16px;height:16px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;color:var(--text-on-accent);padding:0 4px;line-height:1;pointer-events:none}.topbar__alarm-badge--critical{background-color:var(--alarm-critical)}.topbar__alarm-badge--high{background-color:var(--alarm-high)}.topbar__alarm-badge--default{background-color:var(--accent)}.topbar__user-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;transition:background-color .15s ease;white-space:nowrap}.topbar__user-btn:hover{background-color:var(--bg-hover)}.topbar__user-role{font-size:11px;color:var(--text-secondary);text-transform:capitalize}.topbar__dropdown{position:absolute;top:calc(var(--topbar-height) - 4px);right:var(--space-4);background-color:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-md);z-index:300;min-width:200px;overflow:hidden}.topbar__dropdown-section{padding:var(--space-2) 0;border-bottom:1px solid var(--border)}.topbar__dropdown-section:last-child{border-bottom:none}.topbar__dropdown-label{padding:var(--space-1) var(--space-4);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.topbar__dropdown-item{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-2) var(--space-4);font-size:14px;color:var(--text-primary);text-align:left;transition:background-color .15s ease}.topbar__dropdown-item:hover{background-color:var(--bg-hover)}.topbar__dropdown-item--danger{color:var(--danger)}.topbar__dropdown-item--danger:hover{background-color:var(--danger-bg)}.topbar__theme-toggle{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-4);font-size:14px;color:var(--text-primary)}.topbar__theme-switch{position:relative;display:inline-block;width:36px;height:20px}.topbar__theme-switch input{opacity:0;width:0;height:0}.topbar__theme-slider{position:absolute;top:0;right:0;bottom:0;left:0;background-color:var(--border-strong);border-radius:var(--radius-full);cursor:pointer;transition:background-color .2s ease}.topbar__theme-slider:before{content:"";position:absolute;width:14px;height:14px;left:3px;top:3px;background-color:#fff;border-radius:50%;transition:transform .2s ease}.topbar__theme-switch input:checked+.topbar__theme-slider{background-color:var(--accent)}.topbar__theme-switch input:checked+.topbar__theme-slider:before{transform:translate(16px)}.sidebar{position:fixed;left:0;top:var(--topbar-height);bottom:0;width:var(--sidebar-width-expanded);background-color:var(--bg-nav);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;transition:var(--sidebar-transition);z-index:100}.sidebar--collapsed{width:var(--sidebar-width-collapsed)}.sidebar__nav{flex:1;overflow-y:auto;overflow-x:hidden;padding:var(--space-3) 0}.sidebar__item{position:relative;display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-4);color:var(--text-secondary);font-size:14px;font-weight:500;text-decoration:none;white-space:nowrap;cursor:pointer;border-left:3px solid transparent;transition:background-color .15s ease,color .15s ease,border-color .15s ease;min-height:40px}.sidebar__item:hover{background-color:var(--bg-hover);color:var(--text-primary);text-decoration:none}.sidebar__item--active{background-color:var(--bg-selected);color:var(--accent);border-left-color:var(--accent)}.sidebar__item--active:hover{color:var(--accent)}.sidebar__item-icon{display:flex;align-items:center;justify-content:center;width:20px;height:20px;flex-shrink:0}.sidebar__item-label{flex:1;overflow:hidden;text-overflow:ellipsis;transition:opacity .15s ease}.sidebar--collapsed .sidebar__item-label{opacity:0;pointer-events:none;width:0}.sidebar__submenu{padding-left:0;overflow:hidden}.sidebar__submenu-item{padding-left:calc(var(--space-4) + 20px + var(--space-3));font-size:13px;font-weight:400;min-height:36px}.sidebar--collapsed .sidebar__submenu{display:none}.sidebar__accordion-icon{display:flex;align-items:center;margin-left:auto;flex-shrink:0;transition:transform .2s ease}.sidebar__accordion-icon--open{transform:rotate(180deg)}.sidebar--collapsed .sidebar__accordion-icon{display:none}.sidebar__footer{padding:var(--space-3) var(--space-4);border-top:1px solid var(--border-subtle);color:var(--text-secondary);font-size:12px;white-space:nowrap;overflow:hidden}.sidebar--collapsed .sidebar__footer{text-align:center;padding:var(--space-3) 0;font-size:10px}.sidebar__tooltip{position:absolute;left:calc(var(--sidebar-width-collapsed) + var(--space-2));top:50%;transform:translateY(-50%);background-color:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);padding:var(--space-1) var(--space-3);font-size:13px;font-weight:500;color:var(--text-primary);box-shadow:var(--shadow-md);white-space:nowrap;pointer-events:none;opacity:0;z-index:500;transition:opacity .15s ease}.sidebar--collapsed .sidebar__item:hover .sidebar__tooltip{opacity:1}.main-content{position:fixed;top:var(--topbar-height);left:var(--sidebar-width-expanded);right:0;bottom:0;overflow-y:auto;background-color:var(--bg-primary);transition:left var(--sidebar-transition)}.main-content--sidebar-collapsed{left:var(--sidebar-width-collapsed)}.main-content__inner{padding:var(--space-6);min-height:100%}@media (max-width: 1024px){.sidebar{width:var(--sidebar-width-collapsed)}.sidebar .sidebar__item-label,.sidebar .sidebar__accordion-icon,.sidebar .sidebar__submenu{display:none}.main-content,.main-content--sidebar-collapsed{left:var(--sidebar-width-collapsed)}}